@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600&display=swap');

/* Fabline — 2026 Shop-Floor Precision */
:root {
    color-scheme: dark;
    accent-color: #FFFFFF;
    --sidebar-width: 340px;
    --right-panel-width: 240px;

    /* Surfaces — true black with minimal hierarchy */
    --bg-body: #000000;
    --bg-surface: #0A0A0A;
    --bg-surface-secondary: #141414;
    --bg-surface-tertiary: #1C1C1C;
    --bg-canvas: #F1F3F5;
    --bg-input: rgba(255, 255, 255, 0.025);
    --bg-hover: rgba(255, 255, 255, 0.05);

    /* Text — white on black, graded down for hierarchy */
    --text-primary: #FFFFFF;
    --text-secondary: #B8B8B8;
    --text-tertiary: #808080;
    --text-muted: #5A5A5A;
    --text-inverse: #000000;

    /* Borders — lit hairlines on black (glow a touch so they read) */
    --border: rgba(255, 255, 255, 0.14);
    --border-light: rgba(255, 255, 255, 0.06);
    --border-strong: rgba(255, 255, 255, 0.22);
    --border-glow: none;
    --border-glow-strong: none;

    /* Primary — pure white (click = white glow + bold) */
    --primary: #FFFFFF;
    --primary-hover: #FFFFFF;
    --primary-active: #FFFFFF;
    --primary-bg: rgba(255, 255, 255, 0.08);
    --primary-bg-hover: rgba(255, 255, 255, 0.15);
    --primary-ring: 0 0 0 3px rgba(255, 255, 255, 0.28);

    /* Accent — plasma magenta (destructive / rare state) */
    --accent-violet: #FF2E88;
    --accent-violet-bg: rgba(255, 46, 136, 0.10);

    /* Status — readable on graphite */
    --success: #4ADE80;
    --success-bg: rgba(74, 222, 128, 0.10);
    --success-border: rgba(74, 222, 128, 0.32);
    --success-text: #86EFAC;
    --danger: #FF2E88;
    --danger-bg: rgba(255, 46, 136, 0.10);
    --danger-border: rgba(255, 46, 136, 0.32);
    --danger-text: #FF7AB0;
    --warning: #FBBF24;
    --warning-bg: rgba(251, 191, 36, 0.10);
    --warning-text: #FCD34D;
    --info: #FFFFFF;
    --info-bg: rgba(255, 255, 255, 0.08);
    --info-text: #FFFFFF;

    /* Badges — desaturated with luminous inner stroke */
    --badge-green-bg: rgba(74, 222, 128, 0.12);
    --badge-green-text: #86EFAC;
    --badge-green-border: rgba(74, 222, 128, 0.35);
    --badge-yellow-bg: rgba(251, 191, 36, 0.12);
    --badge-yellow-text: #FCD34D;
    --badge-yellow-border: rgba(251, 191, 36, 0.35);
    --badge-red-bg: rgba(255, 46, 136, 0.12);
    --badge-red-text: #FF7AB0;
    --badge-red-border: rgba(255, 46, 136, 0.35);
    --badge-blue-bg: rgba(255, 255, 255, 0.12);
    --badge-blue-text: #FFFFFF;
    --badge-blue-border: rgba(255, 255, 255, 0.35);
    --badge-purple-bg: rgba(167, 139, 250, 0.12);
    --badge-purple-text: #C4B5FD;
    --badge-purple-border: rgba(167, 139, 250, 0.35);
    --badge-orange-bg: rgba(251, 146, 60, 0.12);
    --badge-orange-text: #FDBA74;
    --badge-orange-border: rgba(251, 146, 60, 0.35);

    /* Elevation — shadows deepen with black on dark chrome */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.45);
    --shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.40), 0 1px 2px rgba(0, 0, 0, 0.30);
    --shadow-md: 0 8px 22px rgba(0, 0, 0, 0.45), 0 2px 4px rgba(0, 0, 0, 0.30);
    --shadow-lg: 0 18px 45px rgba(0, 0, 0, 0.50), 0 4px 12px rgba(0, 0, 0, 0.35);
    --shadow-modal: 0 40px 80px rgba(0, 0, 0, 0.65);

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;

    /* Radius */
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 10px;
    --radius-xl: 14px;

    /* Transitions */
    --transition-fast: 120ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 180ms cubic-bezier(0.4, 0, 0.2, 1);

    /* fl2026 — new concepts (safe prefix) */
    --fl2026-accent-glow: none;
    --fl2026-accent-glow-soft: none;
    --fl2026-danger-glow: none;
    --fl2026-glass-blur: 14px;
    --fl2026-glass-saturate: 160%;
    --fl2026-glass-highlight: inset 0 1px 0 rgba(255, 255, 255, 0.06), inset 0 0 0 1px rgba(255, 255, 255, 0.04);
    --fl2026-noise-opacity: 0.025;
    --fl2026-spring-ease: cubic-bezier(0.34, 1.56, 0.64, 1);
    --fl2026-chrome-gradient: linear-gradient(180deg, #141414 0%, #0A0A0A 100%);
    --fl2026-chrome-gradient-alt: linear-gradient(180deg, #1C1C1C 0%, #141414 100%);
    --fl2026-dot-grid: radial-gradient(circle at 1px 1px, rgba(255, 255, 255, 0.025) 1px, transparent 0);
    --fl2026-dot-grid-size: 24px 24px;
    --fl2026-rim-light: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.14) 50%, transparent 100%);

}
/* Animations */
@keyframes modal-enter {
    0% { opacity: 0; transform: scale(0.94) translateY(6px); filter: blur(4px); }
    60% { opacity: 1; transform: scale(1.01) translateY(0); filter: blur(0); }
    100% { opacity: 1; transform: scale(1) translateY(0); filter: blur(0); }
}
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes mode-indicator-pulse {
    0% { box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.3); }
    60% { box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.45); }
    100% { box-shadow: inset 0 0 0 1px transparent; }
}
/* === Press feedback — spring scale on every button archetype ============== */
/* Most archetypes already transition `all var(--transition-fast)`, which
   animates transform too; the :active rule below just picks up on press. */
.toolbar-btn:active:not(:disabled),
.toolbar-pill:active:not(:disabled),
.shape-btn:active:not(:disabled),
.td-tool-btn:active:not(:disabled),
.td-mode-toggle button:active:not(:disabled),
.td-pattern-btn:active:not(:disabled),
.td-face-picker button:active:not(:disabled),
.units-toggle button:active:not(:disabled),
.insp-mode-btn:active:not(:disabled),
.insp-shape-btn:active:not(:disabled),
.bottom-tab:active:not(:disabled) { transform: scale(0.94); }
@media (prefers-reduced-motion: reduce) {
    .toolbar-btn:active:not(:disabled),
    .toolbar-pill:active:not(:disabled),
    .shape-btn:active:not(:disabled),
    .td-tool-btn:active:not(:disabled),
    .td-mode-toggle button:active:not(:disabled),
    .td-pattern-btn:active:not(:disabled),
    .td-face-picker button:active:not(:disabled),
    .units-toggle button:active:not(:disabled),
    .insp-mode-btn:active:not(:disabled),
    .insp-shape-btn:active:not(:disabled),
    .bottom-tab:active:not(:disabled) { transform: none; }
}
@media (prefers-reduced-motion: reduce) {
    @keyframes modal-enter {
        from { opacity: 0; }
        to { opacity: 1; }
    }
}
/* Scrollbars */
::-webkit-scrollbar { width: 7px; height: 7px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, 0.08); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255, 255, 255, 0.3); box-shadow: none; }
/* === BASE === */
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: var(--font-sans);
    background-color: var(--bg-body);
    background-image: var(--fl2026-dot-grid);
    background-size: var(--fl2026-dot-grid-size);
    overflow: hidden; height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    color: var(--text-primary);
    font-size: 14px;
}
.container { display: flex; height: 100vh; width: 100vw; overflow: hidden; position: relative; }
/* === SIDEBAR === */
.sidebar {
    width: var(--sidebar-width); min-width: var(--sidebar-width); max-width: var(--sidebar-width);
    background: #0A0A0A;
    overflow-y: auto; scrollbar-gutter: stable;
    border-right: 1px solid var(--border);
    padding-bottom: 0;
    transition: margin-left 0.25s var(--fl2026-spring-ease);
    display: flex; flex-direction: column;
}
.sidebar.sidebar-collapsed { margin-left: calc(-1 * var(--sidebar-width)); }
.sidebar-footer {
    margin-top: auto;
    padding: 0.5rem 0.75rem;
    font-size: 0.6rem;
    color: var(--text-muted);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    display: flex; align-items: center; justify-content: space-between; gap: 0.5rem;
    background: rgba(0, 0, 0, 0.35);
    flex-shrink: 0;
}
.sidebar-copyright {
    font-size: 0.58rem;
    color: var(--text-muted);
    letter-spacing: 0.02em;
    white-space: nowrap;
    overflow: hidden; text-overflow: ellipsis;
    flex: 1; min-width: 0;
    text-align: right;
}
.sidebar-settings-btn {
    display: inline-flex; align-items: center; justify-content: center;
    width: 28px; height: 28px;
    padding: 0;
    background: transparent;
    border: 1px solid transparent;
    border-radius: 8px;
    color: var(--text-tertiary);
    cursor: pointer;
    flex-shrink: 0;
    transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), transform 0.35s var(--fl2026-spring-ease);
}
.sidebar-settings-btn:hover {
    color: var(--primary);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.25);
    transform: rotate(35deg);
}
.sidebar-settings-btn:active { transform: rotate(35deg) scale(0.94); }
.sidebar-sticky-top {
    position: sticky; top: 0; z-index: 20;
    background: linear-gradient(180deg, rgba(20, 20, 20, 0.96) 0%, rgba(20, 20, 20, 0.9) 100%);
    backdrop-filter: blur(10px) saturate(160%);
    -webkit-backdrop-filter: blur(10px) saturate(160%);
}
/* === HEADER === */
.header {
    background: var(--bg-surface); color: var(--text-primary);
    padding: 0.9rem 0.9rem 0.75rem; text-align: left;
    border-bottom: 1px solid var(--border);
}
.header h1 { font-size: 1rem; font-weight: 700; letter-spacing: -0.02em; color: var(--text-primary); }
.header p { color: var(--text-tertiary); font-size: 0.75rem; }
.header-logo-wrap {
    display: inline-flex; align-items: baseline; gap: 0.4rem;
    position: relative;
}
.header-logo {
    font-family: var(--font-sans); font-weight: 700; font-size: 1.15rem;
    letter-spacing: 0.02em; color: var(--text-primary);
    line-height: 1; display: inline-block; flex-shrink: 0;
    padding: 0 0.1rem;
    position: relative;
}
@media (prefers-reduced-motion: reduce) {
    .header-mode-chip.chip-flip { animation: none; }
}
/* === ENV SELECTOR (Sliding indicator) === */
.env-tabs {
    position: relative;
    display: flex; flex-wrap: wrap; gap: 2px; padding: 0.55rem 0.75rem 0.65rem;
    background: var(--bg-surface); border-bottom: 1px solid var(--border);
}
.env-tab-indicator {
    position: absolute;
    top: 0.3rem;
    left: 0;
    right: auto;
    height: calc(100% - 0.6rem);
    border-radius: var(--radius-md);
    background: var(--primary-bg);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transition: left 0.38s cubic-bezier(0.22, 1, 0.36, 1), right 0.38s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.2s ease;
    pointer-events: none;
    opacity: 0;
    z-index: 0;
}
.env-tab-indicator.ready { opacity: 1; }
/* env-indicator-breathe animation removed — no more pulsing glow */
.env-tab {
    position: relative;
    z-index: 1;
    flex: 1 1 0; min-width: 0; padding: 0.3rem 0.15rem;
    font-size: 0.65rem; font-weight: 600; border: none; border-radius: var(--radius-md);
    cursor: pointer; text-align: center;
    transition: color var(--transition-base), transform 0.12s var(--fl2026-spring-ease);
    user-select: none; font-family: var(--font-sans); color: var(--text-tertiary);
    background: transparent;
}
.env-tab:active { transform: scale(0.96); }
.env-tabs.indicator-ready .env-tab.active {
    background: transparent;
    box-shadow: none;
    color: var(--primary);
    font-weight: 700;
}
.env-tab.active {
    color: var(--primary);
    font-weight: 700;
    background: var(--primary-bg);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}
.env-tab:not(.active):hover { color: var(--text-secondary); }
.env-tab::after {
    content: '';
    position: absolute;
    left: 10%; right: 10%; bottom: 0.12rem;
    height: 2px;
    border-radius: 2px;
    background: linear-gradient(90deg, transparent, var(--primary) 30%, var(--primary) 70%, transparent);
    box-shadow: none;
    opacity: 0;
    transform: scaleX(0);
    transition: transform 0.32s var(--fl2026-spring-ease), opacity 0.2s ease;
    pointer-events: none;
}
.env-tab.enter-left::after { transform-origin: left center; transform: scaleX(1); opacity: 1; }
.env-tab.enter-right::after { transform-origin: right center; transform: scaleX(1); opacity: 1; }
.env-tab.active::after { opacity: 0; transform: scaleX(0); }
@media (prefers-reduced-motion: reduce) {
    .env-tab::after { transition: opacity 0.15s ease; }
}
/* === SECTIONS === */
.section { padding: 1.5rem 0.9rem 1.35rem; position: relative; }
.section-compact { padding: 0.9rem 0.9rem; }
/* Section divider — 1px white hairline, low alpha. Quiet separator; we'll
   revisit differentiation later. */
.section + .section::before,
.section-compact + .section::before,
.section + .section-compact::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: rgba(255, 255, 255, 0.14);
    pointer-events: none;
}
.section h3 {
    font-size: 0.72rem; font-weight: 600;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin: 0 0 0.95rem 0;
    position: relative;
    line-height: 1.15;
    text-shadow: none;
}
/* === COLLAPSIBLE SECTIONS === */
.collapsible-header {
    display: flex; justify-content: space-between; align-items: center;
    cursor: pointer; user-select: none; padding: 0.1rem 0;
}
.collapsible-header:hover { color: var(--text-primary); }
.collapsible-chevron {
    font-size: 0.6rem; color: var(--text-tertiary);
    transition: transform 0.42s var(--fl2026-spring-ease);
    flex-shrink: 0; margin-left: 0.25rem; display: inline-block;
}
.collapsible-header.open .collapsible-chevron { transform: rotate(180deg); color: var(--primary); }
@media (prefers-reduced-motion: reduce) {
    .collapsible-chevron { transition: transform 0.18s ease; }
}
.collapsible-body { display: none; }
.collapsible-body.open { display: block; }
.collapsible-summary {
    font-size: 0.7rem; color: var(--primary); font-weight: 500;
    margin-left: 0.25rem;
}
/* Hide the active-mode badge while the section is expanded — the full list
   already shows which mode is selected, so the badge is only useful when
   collapsed. */
.collapsible-header.open .collapsible-summary { display: none; }
/* === SHAPE SELECTOR (Vertical List) === */
.shape-selector {
    display: flex; flex-direction: column; gap: 1px; margin-bottom: 0.35rem;
    background: var(--bg-surface); border-radius: var(--radius-md);
    border: 1px solid var(--border); overflow: hidden;
}
.shape-btn {
    padding: 0.35rem 0.5rem; border: none; border-left: 3px solid transparent;
    background: var(--bg-surface); cursor: pointer;
    display: flex; flex-direction: row; align-items: center; gap: 0.45rem;
    transition: background var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
    border-radius: 0;
}
.shape-btn:hover { background: var(--bg-surface-tertiary); }
.shape-btn svg { width: 22px; height: 22px; flex-shrink: 0; stroke: var(--text-tertiary); stroke-width: 2.5; fill: none; stroke-linejoin: round; stroke-linecap: round; }
.shape-btn span { font-size: 0.72rem; color: var(--text-secondary); line-height: 1.2; }
.shape-btn.active {
    border-left-color: var(--primary);
    background: var(--primary-bg);
    box-shadow: inset 3px 0 12px -6px var(--primary);
}
.shape-btn.active svg { stroke: var(--primary); filter: none; }
.shape-btn svg .dot { fill: var(--text-tertiary); stroke: none; }
.shape-btn.active svg .dot { fill: var(--primary); }
.shape-btn.active span { color: var(--primary); font-weight: 600; }
/* === FORM CONTROLS === */
.form-group { margin-bottom: 0.4rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0.4rem; margin-bottom: 0.3rem; }
label { display: block; font-size: 0.7rem; font-weight: 500; color: var(--text-secondary); margin-bottom: 0.1rem; }
input[type="text"], input[type="number"], input[type="email"], input[type="password"], select, textarea {
    width: 100%; padding: 0.3rem 0.45rem !important;
    border: 1px solid var(--border) !important; border-radius: var(--radius-md) !important;
    font-size: 0.78rem !important; font-family: var(--font-sans);
    background: var(--bg-input) !important; color: var(--text-primary) !important;
    /* Subtle white glow — lifts the outline off pure black without shouting. */
    box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.02) !important;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}
input[type="text"]:focus, input[type="number"]:focus, input[type="email"]:focus, input[type="password"]:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary) !important;
    box-shadow: var(--primary-ring) !important;
    background: rgba(255, 255, 255, 0.03) !important;
}
input[type="text"]:hover:not(:focus), input[type="number"]:hover:not(:focus), select:hover:not(:focus), textarea:hover:not(:focus) { border-color: var(--border-strong) !important; }
input[type="text"][disabled], input[type="number"][disabled], select[disabled], textarea[disabled] { background: var(--bg-surface-tertiary) !important; cursor: not-allowed; color: var(--text-tertiary) !important; opacity: 0.6; }
/* Custom select caret — cyan chevron on dark chrome, replaces muddy default */
select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'><path d='M1 1l4 4 4-4' fill='none' stroke='%23FFFFFF' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' opacity='0.75'/></svg>") !important;
    background-repeat: no-repeat !important;
    background-position: right 0.5rem center !important;
    background-size: 10px 6px !important;
    padding-right: 1.4rem !important;
}
select:hover:not(:focus):not([disabled]) {
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'><path d='M1 1l4 4 4-4' fill='none' stroke='%23FFFFFF' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' opacity='1'/></svg>") !important;
}
option {
    background-color: #141414 !important;
    color: var(--text-primary) !important;
}
option:checked, option:hover {
    background: #2A2A2A linear-gradient(#2A2A2A, #2A2A2A) !important;
    background-color: #2A2A2A !important;
    color: #FFFFFF !important;
    box-shadow: 0 0 10px 100px #2A2A2A inset !important;
}
optgroup {
    background-color: #0A0A0A !important;
    color: var(--text-tertiary) !important;
    font-weight: 600 !important;
    font-style: normal !important;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
optgroup option {
    background-color: #141414 !important;
    color: var(--text-primary) !important;
    font-weight: 400 !important;
    text-transform: none;
    letter-spacing: normal;
    padding-left: 0.5rem;
}
select[disabled] {
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'><path d='M1 1l4 4 4-4' fill='none' stroke='%23525A6B' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/></svg>") !important;
}
/* === CUSTOM SELECT (themed wrapper around native <select>) === */
/* Native select is kept in DOM for form/change compat but visually hidden */
.cs-native-hidden {
    position: absolute !important;
    width: 1px !important; height: 1px !important;
    padding: 0 !important; margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
    pointer-events: none !important;
    opacity: 0 !important;
}
.cs-wrapper {
    position: relative;
    display: block;
    width: 100%;
}
.cs-trigger {
    width: 100%;
    display: flex; align-items: center; justify-content: space-between;
    gap: 0.5rem;
    padding: 0.3rem 0.45rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--bg-input);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.78rem;
    font-weight: 400;
    cursor: pointer;
    text-align: left;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
    box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.02);
}
.cs-trigger:hover:not(:disabled) {
    border-color: var(--border-strong);
}
.cs-trigger[aria-expanded="true"],
.cs-trigger:focus-visible {
    outline: none;
    border-color: var(--primary);
    box-shadow: var(--primary-ring);
    background: rgba(255, 255, 255, 0.03);
}
.cs-trigger:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    background: var(--bg-surface-tertiary);
    color: var(--text-tertiary);
}
.cs-trigger-label {
    flex: 1; min-width: 0;
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.cs-trigger-caret {
    flex-shrink: 0;
    font-size: 0.7rem;
    color: var(--text-tertiary);
    transition: transform 0.18s ease, color var(--transition-fast);
    line-height: 1;
}
.cs-trigger[aria-expanded="true"] .cs-trigger-caret {
    transform: rotate(180deg);
    color: var(--primary);
}
.cs-popup {
    position: fixed;
    z-index: 99999;
    background: #141414;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    max-height: 320px;
    overflow-y: auto;
    padding: 0.3rem;
    outline: none;
    font-family: var(--font-sans);
    font-size: 0.78rem;
    animation: cs-popup-enter 0.12s ease-out;
}
@keyframes cs-popup-enter {
    from { opacity: 0; transform: translateY(-4px); }
    to   { opacity: 1; transform: translateY(0); }
}
.cs-optgroup {
    font-size: 0.62rem;
    font-weight: 600;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 0.55rem 0.55rem 0.25rem;
    pointer-events: none;
    user-select: none;
}
.cs-optgroup:first-child { padding-top: 0.2rem; }
.cs-option {
    padding: 0.42rem 0.55rem;
    color: var(--text-primary);
    cursor: pointer;
    border-radius: var(--radius-sm);
    white-space: nowrap;
    overflow: hidden; text-overflow: ellipsis;
    transition: background 0.08s ease, color 0.08s ease;
    line-height: 1.25;
}
.cs-option--indented { padding-left: 1rem; }
.cs-option:hover,
.cs-option--focus {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-primary);
}
.cs-option--selected {
    background: var(--primary-bg);
    color: var(--primary);
    font-weight: 500;
}
.cs-option--selected:hover,
.cs-option--selected.cs-option--focus {
    background: rgba(255, 255, 255, 0.14);
    color: var(--primary);
}
.cs-option--disabled {
    color: var(--text-muted);
    cursor: not-allowed;
    opacity: 0.5;
}
/* Number input spinners — tone down Chrome's loud default chrome-on-dark */
input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    appearance: none;
    margin: 0;
}
input[type="number"] {
    -moz-appearance: textfield;
}
/* Range slider — cyan track, glowing cyan thumb, spring on hover */
input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 4px;
    background: transparent;
    cursor: pointer;
    outline: none;
}
input[type="range"]::-webkit-slider-runnable-track {
    height: 4px;
    border-radius: 2px;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.45) 0%, rgba(255, 255, 255, 0.2) 100%);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.05);
}
input[type="range"]::-moz-range-track {
    height: 4px;
    border-radius: 2px;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.45) 0%, rgba(255, 255, 255, 0.2) 100%);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.05);
}
input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, #FFFFFF 0%, #E5E5E5 55%, #A0A0A0 100%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow:
        0 0 0 2px rgba(10, 10, 10, 0.8),
                inset 0 1px 0 rgba(255, 255, 255, 0.35);
    margin-top: -5px;
    transition: transform 0.18s var(--fl2026-spring-ease), box-shadow var(--transition-fast);
}
input[type="range"]::-moz-range-thumb {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, #FFFFFF 0%, #E5E5E5 55%, #A0A0A0 100%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow:
        0 0 0 2px rgba(10, 10, 10, 0.8),
                inset 0 1px 0 rgba(255, 255, 255, 0.35);
    transition: transform 0.18s var(--fl2026-spring-ease), box-shadow var(--transition-fast);
}
input[type="range"]:hover::-webkit-slider-thumb { transform: scale(1.15); box-shadow: 0 0 0 2px rgba(10, 10, 10, 0.8), inset 0 1px 0 rgba(255, 255, 255, 0.4); }
input[type="range"]:hover::-moz-range-thumb    { transform: scale(1.15); box-shadow: 0 0 0 2px rgba(10, 10, 10, 0.8), inset 0 1px 0 rgba(255, 255, 255, 0.4); }
input[type="range"]:active::-webkit-slider-thumb { transform: scale(0.94); }
input[type="range"]:active::-moz-range-thumb    { transform: scale(0.94); }
input[type="range"]:focus-visible::-webkit-slider-thumb { box-shadow: 0 0 0 2px rgba(10, 10, 10, 0.8), 0 inset 0 1px 0 rgba(255, 255, 255, 0.4); }
input[type="range"]:focus-visible::-moz-range-thumb    { box-shadow: 0 0 0 2px rgba(10, 10, 10, 0.8), 0 inset 0 1px 0 rgba(255, 255, 255, 0.4); }
/* Checkboxes — accent-color ships on most, but make sure we consistently size + cursor them */
input[type="checkbox"], input[type="radio"] {
    accent-color: var(--primary);
    cursor: pointer;
}
input[type="checkbox"]:focus-visible, input[type="radio"]:focus-visible {
    outline: 2px solid rgba(255, 255, 255, 0.5);
    outline-offset: 2px;
    border-radius: 2px;
}
.helper-text { color: var(--text-tertiary); font-size: 0.65rem; margin-top: 0.15rem; }
/* Tabular numerals on dimension-bearing inputs — signals precision, aligns fractions */
#shape-dimension-inputs input,
.object-coord-input, .object-slot-dim-input, .object-diameter-input, .object-radius-input,
.popover-input, .callout-text-input,
input[type="number"] {
    font-variant-numeric: tabular-nums;
    font-feature-settings: "tnum" 1;
}
#shape-dimension-inputs .form-group { margin-bottom: 0.4rem; }
#shape-dimension-inputs label { font-size: 0.7rem; }
#shape-dimension-inputs input { font-size: 0.82rem !important; padding: 0.35rem 0.5rem !important; }
/* === UNITS TOGGLE === */
.units-toggle { display: flex; background: var(--bg-surface-tertiary); border-radius: var(--radius-md); padding: 2px; margin-bottom: 0.5rem; border: 1px solid var(--border); }
.units-toggle button {
    flex: 1; padding: 0.2rem 0.5rem; border: none; border-radius: var(--radius-sm);
    font-size: 0.68rem; font-weight: 600; cursor: pointer;
    background: transparent; color: var(--text-tertiary);
    transition: all var(--transition-base); font-family: var(--font-sans);
}
.units-toggle button.active {
    background: var(--primary-bg);
    color: var(--primary);
    font-weight: 700;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.18);
}
/* === TOOL STRIP === */
.section-header-row { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.35rem; }
.section-header-row h3 { margin-bottom: 0; }
.tool-labels-toggle { background: none; border: none; color: var(--text-tertiary); cursor: pointer; padding: 0.15rem; border-radius: var(--radius-sm); transition: color var(--transition-fast); }
.tool-labels-toggle:hover { color: var(--text-primary); }
.tool-strip {
    display: flex; flex-wrap: wrap; gap: 3px; margin-bottom: 0.5rem;
}
/* When the tool strip has been lifted out to the floating dock AND QC2 isn't
   drawing (qc2-toolbar hidden), the sidebar section is effectively empty —
   collapse it so the sidebar doesn't show a dead gap. */
#interaction-mode-section:has(> #qc2-toolbar[style*="display: none"]) {
    display: none;
}
/* === FLOATING TOOL DOCK (lives inside .canvas-area, only in 2D mode) === */
.tool-dock {
    display: flex; align-items: center; gap: 0.35rem;
    position: absolute;
    bottom: 18px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 50;
    padding: 0.35rem 0.45rem;
    background: #0A0A0A;
    border: 1px solid var(--border);
    border-radius: 999px;
    box-shadow: 0 12px 40px -10px rgba(0, 0, 0, 0.55);
    max-width: calc(100% - 2rem);
    overflow-x: auto;
    scrollbar-width: none;
    animation: tool-dock-enter 0.32s var(--fl2026-spring-ease);
}
.tool-dock::-webkit-scrollbar { display: none; }
.tool-dock.dragged { animation: none; }
.tool-dock.dragging {
    transition: none;
    box-shadow: 0 20px 60px -10px rgba(0, 0, 0, 0.7);
    cursor: grabbing;
}
.tool-dock-handle {
    display: flex; flex-direction: column; gap: 3px; justify-content: center;
    padding: 0.3rem 0.25rem;
    margin-right: 0.15rem;
    cursor: grab;
    border-right: 1px solid rgba(255, 255, 255, 0.06);
    flex-shrink: 0;
    user-select: none;
    touch-action: none;
}
.tool-dock-handle span {
    display: block;
    width: 3px; height: 3px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.25);
    transition: background 120ms ease;
}
.tool-dock-handle:hover span { background: var(--primary); box-shadow: none; }
.tool-dock.dragging .tool-dock-handle { cursor: grabbing; }
.tool-dock.dragging .tool-dock-handle span { background: var(--primary); box-shadow: none; }
@keyframes tool-dock-enter {
    0% { transform: translate(-50%, 14px); opacity: 0; filter: blur(4px); }
    100% { transform: translate(-50%, 0); opacity: 1; filter: blur(0); }
}
.tool-dock .tool-strip {
    margin-bottom: 0;
    flex-wrap: nowrap;
    gap: 2px;
}
.tool-dock .tool-btn {
    background: transparent;
    border-color: transparent;
    min-width: 40px;
    padding: 0.3rem 0.4rem;
}
.tool-dock .tool-btn:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.08);
}
.tool-dock .tool-btn.active {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.35);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.2),
        0 0 14px -2px rgba(255, 255, 255, 0.32);
}
.tool-dock .tool-labels-toggle {
    order: 99; /* pushed to right end */
    margin-left: 0.25rem;
    padding-left: 0.4rem;
    border-left: 1px solid rgba(255, 255, 255, 0.06);
    color: var(--text-muted);
}
.tool-dock .tool-labels-toggle:hover { color: var(--primary); }
/* View dock: second floating pill for Mirror/Ortho/Dims/CoG + Grid/Snap/Units */
.view-dock {
    display: flex; align-items: center; gap: 0.35rem;
    position: absolute;
    top: 14px;
    right: 14px;
    z-index: 50;
    padding: 0.35rem 0.55rem;
    background: #0A0A0A;
    border: 1px solid var(--border);
    border-radius: 999px;
    box-shadow: 0 12px 40px -10px rgba(0, 0, 0, 0.55);
    max-width: calc(100% - 2rem);
    overflow-x: auto;
    scrollbar-width: none;
    animation: tool-dock-enter 0.32s var(--fl2026-spring-ease);
}
.view-dock::-webkit-scrollbar { display: none; }
.view-dock.dragged { animation: none; }
.view-dock.dragging {
    transition: none;
    box-shadow: 0 20px 60px -10px rgba(0, 0, 0, 0.7);
    cursor: grabbing;
}
.view-dock .tool-dock-handle { margin-right: 0.2rem; }
.view-dock .toolbar-pill,
.view-dock .toolbar-inline-check,
.view-dock .toolbar-inline-field,
.view-dock .units-toggle-inline { flex: 0 0 auto; }
.view-dock .toolbar-inline-label { white-space: nowrap; }
.view-dock .toolbar-inline-select--narrow { width: 72px !important; }
/* Anchor dock: a single 3x3 grid, each cell is the anchor target for its position */
.anchor-dock {
    display: flex; align-items: center; gap: 0.5rem;
    position: absolute;
    top: 14px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 50;
    padding: 0.4rem 0.9rem;
    background: #0A0A0A;
    border: 1px solid var(--border);
    border-radius: 999px;
    box-shadow: 0 12px 40px -10px rgba(0, 0, 0, 0.55);
    animation: tool-dock-enter 0.32s var(--fl2026-spring-ease);
}
.anchor-dock.dragged { animation: none; }
.anchor-dock.dragging {
    transition: none;
    box-shadow: 0 20px 60px -10px rgba(0, 0, 0, 0.7);
    cursor: grabbing;
}
.anchor-dock .tool-dock-handle { margin-right: 0.35rem; }
.anchor-dock-label {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-tertiary);
    margin-right: 0.4rem;
    white-space: nowrap;
}
.anchor-grid {
    display: grid;
    grid-template-columns: repeat(3, 9px);
    grid-template-rows: repeat(3, 9px);
    gap: 2px;
    padding: 4px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 6px;
}
.anchor-cell {
    padding: 0;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 1px;
    cursor: pointer;
    transition: border-color 120ms ease, background 120ms ease;
}
.anchor-cell:hover {
    border-color: rgba(255, 255, 255, 0.75);
    background: rgba(255, 255, 255, 0.15);
}
.anchor-cell--active {
    background: #FFFFFF;
    border-color: #FFFFFF;
}
.anchor-cell--active:hover {
    background: #FFFFFF;
    border-color: #FFFFFF;
}
/* Mobile / tablet: dock sits above the bottom tab bar, shrinks, labels stripped */
@media (max-width: 1023px) {
    .tool-dock {
        bottom: 56px;
        padding: 0.3rem 0.35rem;
    }
    .tool-dock .tool-label { display: none; }
    .tool-dock .tool-btn { min-width: 34px; padding: 0.3rem; }
}
.tool-btn {
    display: flex; flex-direction: column; align-items: center; gap: 3px;
    padding: 0.35rem 0.4rem; min-width: 44px;
    border: 1px solid transparent; border-radius: var(--radius-md);
    background: transparent; cursor: pointer;
    color: var(--text-secondary);
    transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform 220ms var(--fl2026-spring-ease);
    font-family: var(--font-sans); position: relative;
}
.tool-btn svg { width: 18px; height: 18px; stroke: currentColor; stroke-width: 1.5; fill: none; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }
.tool-label { font-size: 0.68rem; font-weight: 500; line-height: 1; white-space: nowrap; letter-spacing: 0.01em; }
.tool-btn:hover { background: rgba(255, 255, 255, 0.05); color: var(--text-primary); }
.tool-btn.active {
    background: transparent;
    color: var(--primary);
    border-color: transparent;
    font-weight: 600;
}
.tool-btn.active svg { stroke: var(--primary); }
.tool-btn:active:not(:disabled) { transform: scale(0.94); }
.tool-strip.hide-labels .tool-label { display: none; }
.tool-strip.hide-labels .tool-btn { min-width: 32px; padding: 0.25rem; }
#slotBtn svg, #obroundBtn svg { width: 22px; height: 18px; }
/* Legacy placement-type-selector (for QC2 toolbar) */
.placement-type-selector { display: flex; flex-wrap: wrap; gap: 3px; margin-bottom: 0.5rem; }
.placement-type-btn {
    display: flex; flex-direction: column; align-items: center; gap: 2px;
    padding: 0.3rem 0.35rem; min-width: 42px;
    border: 1px solid var(--border); border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.02); cursor: pointer;
    font-size: 0.55rem; font-weight: 500; color: var(--text-secondary);
    transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast), transform 220ms var(--fl2026-spring-ease);
    font-family: var(--font-sans);
}
.placement-type-btn svg { width: 18px; height: 18px; stroke: currentColor; stroke-width: 1.5; fill: none; stroke-linecap: round; stroke-linejoin: round; }
.placement-type-btn:hover { border-color: var(--border-strong); background: var(--bg-surface-tertiary); color: var(--text-primary); }
.placement-type-btn.active {
    background: var(--primary-bg);
    color: var(--primary);
    border-color: rgba(255, 255, 255, 0.35);
    box-shadow: inset 0 inset 0 1px 0 rgba(255, 255, 255, 0.2);
}
.placement-type-btn.active svg { stroke: var(--primary); }
.placement-type-btn:active:not(:disabled) { transform: scale(0.94); }
/* === BUTTONS === */
.btn {
    width: 100%; padding: 0.35rem 0.6rem; border: 1px solid transparent; border-radius: var(--radius-md);
    font-weight: 600; font-size: 0.72rem; cursor: pointer;
    display: flex; align-items: center; justify-content: center; gap: 0.3rem;
    margin-bottom: 0.3rem;
    transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast), transform 220ms var(--fl2026-spring-ease);
    font-family: var(--font-sans);
}
.btn:active:not(:disabled) { transform: scale(0.94); }
.btn-primary { background: var(--primary); color: #000000; border-color: rgba(255, 255, 255, 0.15); }
.btn-primary:hover { background: var(--primary-hover); color: #000000; box-shadow: var(--fl2026-accent-glow); }
.btn-secondary { background: rgba(255, 255, 255, 0.02); color: var(--text-primary); border-color: var(--border-strong); }
.btn-secondary:hover { background: var(--primary-bg); color: var(--primary); border-color: rgba(255, 255, 255, 0.5); }
.btn:disabled { background: var(--bg-surface-tertiary) !important; color: var(--text-tertiary) !important; cursor: not-allowed; box-shadow: none !important; border-color: var(--border) !important; opacity: 0.5; }
.clear-btn { background: none; border: none; color: var(--text-tertiary); cursor: pointer; padding: 0.25rem; float: right; font-size: 0.75rem; transition: color var(--transition-fast), text-shadow var(--transition-fast); }
.clear-btn:hover { color: var(--danger); text-shadow: 0 0 8px rgba(255, 46, 136, 0.5); }
/* === OBJECT LIST === */
.object-list { max-height: 22rem; overflow-y: auto; margin-bottom: 0.5rem; }
.object-item {
    display: flex; justify-content: space-between; align-items: flex-start;
    background: var(--bg-surface-secondary); padding: 0.35rem 0.4rem;
    border-radius: var(--radius-md); font-size: 0.78rem; margin-bottom: 0.2rem;
    border: 1px solid var(--border-light); transition: background var(--transition-fast);
}
.object-item:hover { background: var(--bg-surface-tertiary); }
.object-edit-inputs { display: flex; align-items: flex-start; gap: 0.35rem; flex-grow: 1; }
.object-item-identifier { font-weight: 500; min-width: 65px; margin-right: 0.2rem; line-height: 1.3; flex-shrink: 0; font-size: 0.72rem; color: var(--text-primary); }
.object-item-properties-column { display: flex; flex-direction: column; gap: 0.15rem; flex-grow: 1; }
.property-row { display: flex; align-items: center; gap: 0.15rem; }
.label-prefix { font-size: 0.68rem; color: var(--text-tertiary); min-width: 1.3em; text-align: right; margin-right: 0.1rem; flex-shrink: 0; }
.object-coord-input, .object-slot-dim-input, .object-diameter-input, .object-radius-input {
    width: 5em; max-width: 5em; padding: 0.2rem !important;
    border: 1px solid var(--border) !important; border-radius: var(--radius-sm) !important;
    font-size: 0.7rem !important; text-align: center; flex-grow: 0; flex-shrink: 0;
    background: var(--bg-surface) !important; color: var(--text-primary) !important; font-family: var(--font-sans);
}
.object-coord-input:focus, .object-slot-dim-input:focus, .object-diameter-input:focus, .object-radius-input:focus { outline: none; border-color: var(--primary) !important; box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.18) !important; }
.object-diameter-input[disabled], .object-slot-dim-input[disabled] { background: var(--bg-surface-tertiary) !important; cursor: not-allowed; }
.object-delete { background: none; border: none; color: var(--text-tertiary); cursor: pointer; padding: 0.15rem; margin-left: auto; flex-shrink: 0; transition: color var(--transition-fast), text-shadow var(--transition-fast), transform var(--transition-fast); }
.object-delete:hover { color: var(--accent-violet); text-shadow: 0 0 10px rgba(255, 46, 136, 0.5); }
.object-delete:active { transform: scale(0.92); }
.obround-rotate-btn, .slot-rotate-btn {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer; padding: 0.05rem 0.25rem; font-size: 0.75rem;
    color: var(--text-tertiary); flex-shrink: 0; margin-left: 0.2rem;
    transition: all var(--transition-fast);
}
.obround-rotate-btn:hover, .slot-rotate-btn:hover {
    background: var(--primary-bg);
    border-color: rgba(255, 255, 255, 0.3);
    color: var(--primary);
}
.obround-rotate-btn:active, .slot-rotate-btn:active { transform: scale(0.94); }
/* Callout rows */
.callout-row { display: flex; align-items: center; gap: 0.25rem; margin-top: 0.1rem; }
.callout-row label { display: flex; align-items: center; gap: 0.15rem; font-size: 0.65rem; color: var(--text-tertiary); margin-bottom: 0; cursor: pointer; white-space: nowrap; flex-shrink: 0; }
.callout-row input[type="checkbox"] { width: 12px; height: 12px; margin: 0; cursor: pointer; accent-color: var(--primary); }
.callout-text-input {
    width: 100%; padding: 0.15rem 0.25rem !important;
    border: 1px solid var(--border) !important; border-radius: var(--radius-sm) !important;
    font-size: 0.65rem !important; text-align: left;
    background: var(--bg-surface) !important; color: var(--text-primary) !important; font-family: var(--font-sans);
}
.callout-text-input:focus { outline: none; border-color: var(--primary) !important; box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.18) !important; }
/* Wall layout */
.wall-layout-summary { background: var(--primary-bg); border: 1px solid rgba(255, 255, 255, 0.18); border-radius: var(--radius-md); padding: 0.5rem; margin-top: 0.35rem; }
.wall-layout-summary h4 { margin: 0 0 0.35rem 0; font-size: 0.75rem; color: var(--primary); }
.wall-layout-summary .wl-row { display: flex; justify-content: space-between; font-size: 0.72rem; color: var(--text-primary); padding: 0.1rem 0; }
.wall-layout-summary .wl-row .wl-label { color: var(--text-secondary); }
.wall-layout-summary .wl-row .wl-value { font-weight: 600; }
.wall-layout-summary .wl-divider { border-top: 1px solid rgba(255, 255, 255, 0.14); margin: 0.3rem 0; }
.wall-layout-btns { display: flex; gap: 0.3rem; margin-top: 0.4rem; }
.wall-layout-btns button {
    flex: 1; padding: 0.25rem 0.35rem; font-size: 0.68rem;
    border-radius: var(--radius-md); cursor: pointer;
    font-weight: 500; font-family: var(--font-sans);
    transition: all var(--transition-fast), transform 0.12s var(--fl2026-spring-ease);
    border: 1px solid var(--primary);
}
.wall-layout-btns button:active { transform: scale(0.94); }
.wall-layout-btns .wl-btn-common { background: var(--primary); color: var(--bg-body); font-weight: 600; }
.wall-layout-btns .wl-btn-common:hover { background: var(--primary-hover); box-shadow: var(--fl2026-accent-glow); }
.wall-layout-btns .wl-btn-half { background: rgba(255, 255, 255, 0.04); color: var(--primary); }
.wall-layout-btns .wl-btn-half:hover { background: var(--primary-bg); box-shadow: none; }
.wall-layout-btns .wl-btn-redraw { background: rgba(255, 255, 255, 0.02); color: var(--text-tertiary); border-color: var(--border); }
.wall-layout-btns .wl-btn-redraw:hover { background: var(--bg-surface-secondary); color: var(--text-secondary); border-color: var(--border-strong); }
.wall-layout-btns .wl-btn-unique { background: rgba(255, 46, 136, 0.04); color: var(--accent-violet); border-color: rgba(255, 46, 136, 0.4); }
.wall-layout-btns .wl-btn-unique:hover { background: var(--accent-violet-bg); box-shadow: 0 0 12px rgba(255, 46, 136, 0.25); }
.wall-layout-btns .wl-btn-combine { background: rgba(245, 158, 11, 0.04); color: var(--warning); border-color: rgba(245, 158, 11, 0.4); }
.wall-layout-btns .wl-btn-combine:hover { background: var(--warning-bg); box-shadow: 0 0 12px rgba(245, 158, 11, 0.25); }
.wall-layout-btns .wl-btn-combine-active { background: var(--warning); color: var(--bg-body); border-color: var(--warning); font-weight: 600; }
.wall-layout-btns .wl-btn-combine-active:hover { box-shadow: 0 0 14px rgba(245, 158, 11, 0.4); }
.wall-layout-btns .wl-btn-reset { background: rgba(255, 255, 255, 0.02); color: var(--text-tertiary); border-color: var(--border); }
.wall-layout-btns .wl-btn-reset:hover { background: var(--bg-surface-secondary); color: var(--text-secondary); border-color: var(--border-strong); }
.stagger-toggle { display: flex; align-items: center; gap: 0.3rem; margin-top: 0.2rem; }
.stagger-toggle label { font-size: 0.7rem; color: var(--text-secondary); cursor: pointer; display: flex; align-items: center; gap: 0.25rem; }
.stagger-toggle input[type="checkbox"] { width: 13px; height: 13px; cursor: pointer; accent-color: var(--primary); }
/* DXF Output */
.dxf-output { padding: 0.75rem; border-top: 1px solid var(--border-light); background: var(--bg-surface-secondary); }
.dxf-textarea { width: 100%; height: 8rem; padding: 0.35rem; border: 1px solid var(--border); border-radius: var(--radius-md); font-family: var(--font-mono); font-size: 0.7rem; background: var(--bg-surface); color: var(--text-primary); }
.filename { text-align: center; font-size: 0.75rem; color: var(--text-tertiary); margin-top: 0.35rem; }
#cutouts-container .cutout-group { margin-top: 1rem; padding-top: 0.75rem; border-top: 1px dashed var(--border); }
.cutout-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.35rem; }
.cutout-header h4 { font-size: 0.8rem; color: var(--text-primary); margin: 0; }
.cutout-delete-btn {
    background: none; border: none;
    color: var(--text-tertiary);
    cursor: pointer; font-size: 1rem; padding: 0.15rem;
    transition: color var(--transition-fast), text-shadow var(--transition-fast), transform var(--transition-fast);
}
.cutout-delete-btn:hover { color: var(--accent-violet); text-shadow: 0 0 10px rgba(255, 46, 136, 0.5); }
.cutout-delete-btn:active { transform: scale(0.92); }
/* === CANVAS AREA === */
.canvas-area { flex: 1; display: flex; flex-direction: column; overflow: hidden; background: var(--bg-canvas); position: relative; }
.canvas-toolbar {
    display: flex; align-items: center; justify-content: space-between;
    padding: 0.3rem 0.6rem; background: var(--bg-surface);
    border-bottom: 1px solid var(--border); flex-shrink: 0; position: relative;
}
.toolbar-left { display: flex; align-items: center; gap: 0.4rem; }
.toolbar-right { display: flex; align-items: center; gap: 0.3rem; }
.toolbar-btn {
    display: inline-flex; align-items: center; gap: 0.3rem;
    padding: 0.25rem 0.5rem; border: 1px solid var(--border-strong); border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.02); color: var(--text-secondary); cursor: pointer;
    font-size: 0.68rem; font-weight: 500; font-family: var(--font-sans);
    transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast), transform 220ms var(--fl2026-spring-ease);
}
.toolbar-btn:hover { background: var(--primary-bg); border-color: rgba(255, 255, 255, 0.5); color: var(--primary); }
.toolbar-btn:active:not(:disabled) { transform: scale(0.94); }
.toolbar-toggles { display: flex; gap: 2px; background: var(--bg-surface-tertiary); border-radius: var(--radius-md); padding: 2px; }
.toolbar-pill {
    padding: 0.2rem 0.5rem; border: 1px solid transparent; border-radius: 99px;
    background: transparent; color: var(--text-tertiary); cursor: pointer;
    font-size: 0.62rem; font-weight: 600; font-family: var(--font-sans);
    transition: all var(--transition-fast); user-select: none;
}
.toolbar-pill:hover { color: var(--text-secondary); background: var(--bg-surface-tertiary); }
.toolbar-pill.active {
    background: var(--primary-bg);
    color: var(--primary);
    font-weight: 700;
    border-color: rgba(255, 255, 255, 0.35);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.2);
}
.toolbar-divider { width: 1px; height: 18px; background: var(--border); margin: 0 0.15rem; }
.toolbar-gear-btn { padding: 0.25rem; border-radius: var(--radius-md); }
/* Inline grid/display controls in the toolbar (replaces the old gear popover) */
.toolbar-inline-controls { display: flex; align-items: center; gap: 0.4rem; flex-wrap: wrap; }
.toolbar-inline-check {
    display: inline-flex; align-items: center; gap: 0.3rem;
    font-size: 0.7rem; font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.2rem 0.45rem;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    user-select: none;
}
.toolbar-inline-check input[type="checkbox"] {
    accent-color: var(--primary);
    width: 12px; height: 12px;
    cursor: pointer;
}
.toolbar-inline-check:hover { color: var(--text-primary); }
.toolbar-inline-field {
    display: inline-flex; align-items: center; gap: 0.3rem;
    padding: 0 0.15rem;
}
.toolbar-inline-label {
    font-size: 0.65rem; font-weight: 500;
    color: var(--text-tertiary);
    letter-spacing: 0.02em;
}
.toolbar-inline-input {
    width: 38px !important; text-align: center !important;
    font-size: 0.7rem !important;
    padding: 0.18rem 0.25rem !important;
    margin: 0 !important;
}
.toolbar-inline-unit {
    font-size: 0.65rem; color: var(--text-tertiary);
    margin-left: -0.15rem;
}
.toolbar-inline-select {
    width: 100px !important;
    font-size: 0.68rem !important;
    padding: 0.18rem 0.25rem !important;
    padding-right: 1.35rem !important;
    margin: 0 !important;
    background-size: 10px !important;
    background-position: right 0.35rem center !important;
}
.toolbar-inline-select--narrow { width: 58px !important; }
.units-toggle-inline {
    margin-bottom: 0;
    padding: 1px;
    border-radius: var(--radius-md);
}
.units-toggle-inline button {
    padding: 0.18rem 0.5rem;
    font-size: 0.65rem;
}
/* Toolbar popover */
.toolbar-popover {
    position: absolute; top: calc(100% + 4px); right: 0.5rem;
    background: var(--bg-surface); border: 1px solid var(--border);
    border-radius: var(--radius-lg); box-shadow: var(--shadow-lg);
    padding: 0.5rem; min-width: 220px; z-index: 50;
}
.popover-row { display: flex; align-items: center; justify-content: space-between; padding: 0.3rem 0.15rem; }
.popover-label { font-size: 0.72rem; font-weight: 500; color: var(--text-secondary); display: flex; align-items: center; gap: 0.35rem; cursor: pointer; margin-bottom: 0; }
.popover-label input[type="checkbox"] { accent-color: var(--primary); }
.popover-input-group { display: flex; align-items: center; gap: 0.15rem; }
.popover-input { width: 50px !important; text-align: center !important; font-size: 0.72rem !important; padding: 0.2rem 0.3rem !important; }
.popover-unit { font-size: 0.72rem; color: var(--text-tertiary); }
.popover-select { width: 110px !important; font-size: 0.72rem !important; padding: 0.2rem 0.25rem !important; }
.popover-divider { height: 1px; background: var(--border-light); margin: 0.25rem 0; }
.units-toggle-popover { width: 120px; margin-bottom: 0; border: none; }
.units-toggle-popover button { padding: 0.15rem 0.35rem; font-size: 0.65rem; }
/* Keep old grid-controls class for mobile toggle compatibility */
.grid-controls { display: none; }
.preview-container {
    position: relative; padding: 10px; flex: 1;
    display: flex; align-items: center; justify-content: center; overflow: hidden;
    background-color: var(--bg-canvas);
    background-image: radial-gradient(circle, #d1d5db 0.7px, transparent 0.7px);
    background-size: 20px 20px;
}
/* Canvas */
#canvas, #three-canvas-container canvas, #dxf-viewer-canvas, #import-preview-canvas { touch-action: none; -webkit-user-select: none; user-select: none; }
#canvas { border: none; background-color: white; cursor: crosshair; box-shadow: var(--shadow-md); border-radius: 2px; }
#canvas.move-cursor { cursor: grab; }
#canvas.grabbing-cursor { cursor: grabbing; }
/* Canvas overlays — all live on the bright drafting-table canvas */
.live-coords-display {
    position: absolute; top: 10px; right: 10px;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(6px);
    padding: 0.15rem 0.4rem; border-radius: var(--radius-sm);
    font-size: 0.68rem; color: var(--text-inverse); font-family: var(--font-mono);
    font-variant-numeric: tabular-nums;
    border: 1px solid rgba(255, 255, 255, 0.2); z-index: 10; display: none;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}
.mode-indicator {
    background: rgba(255, 255, 255, 0.92); backdrop-filter: blur(6px);
    border: 1px solid rgba(255, 255, 255, 0.2); border-radius: var(--radius-lg);
    padding: 0.3rem 0.6rem; font-size: 0.75rem; text-align: center;
    position: absolute; top: 10px; left: 50%; transform: translateX(-50%);
    z-index: 10; white-space: nowrap;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    font-weight: 500; color: var(--text-inverse);
}
.mode-indicator.add-mode { background: rgba(255, 255, 255, 0.12); border-color: var(--primary); color: var(--primary-active); }
.mode-indicator.move-mode { background: rgba(245,158,11,0.1); border-color: var(--warning); color: #92400e; }
.mode-indicator.radius-mode { background: rgba(139,92,246,0.1); border-color: var(--accent-violet); color: #5b21b6; }
.mode-indicator.cline-mode { background: rgba(16,185,129,0.1); border-color: var(--success); color: #065f46; }
.mode-indicator.pulse { animation: mode-indicator-pulse 0.6s ease-out; }
@media (prefers-reduced-motion: reduce) {
    .mode-indicator.pulse { animation: none; }
}
/* === Canvas HUD (bottom-left corner readout) ================================
   Unifies #mode-indicator (prompt) and #liveCoordsDisplay (cursor X/Y) into a
   single floating glass chip. Children get repositioned-by-parent (absolute
   overrides cancelled) so they flow inline. Stays LIGHT glass per the plan's
   canvas-overlay exception — it lives on the white drafting table, not the
   dark chrome. */
.canvas-hud {
    position: absolute; left: 14px; bottom: 14px; z-index: 15;
    display: flex; align-items: stretch; gap: 0;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px) saturate(160%);
    -webkit-backdrop-filter: blur(10px) saturate(160%);
    border: 1px solid rgba(255, 255, 255, 0.28);
    border-radius: var(--radius-lg);
    box-shadow:
        0 6px 20px rgba(10, 18, 35, 0.14),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    overflow: hidden;
    font-family: var(--font-sans);
    pointer-events: none; /* HUD is read-only; don't block canvas drags */
    animation: hud-enter 0.32s var(--fl2026-spring-ease);
}
.canvas-hud .hud-section { display: flex; align-items: center; padding: 0.38rem 0.7rem; min-height: 1.65rem; }
.canvas-hud .hud-section--mode { max-width: 420px; }
.canvas-hud .hud-section--coords { font-family: var(--font-mono); font-variant-numeric: tabular-nums; letter-spacing: 0.02em; }
.canvas-hud .hud-divider {
    width: 1px; align-self: stretch;
    background: linear-gradient(180deg,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0.35) 50%,
        rgba(255, 255, 255, 0) 100%);
}
/* Collapse mode section entirely when the indicator has no text — reverts
   to a compact coords-only chip. */
.canvas-hud:not(.has-mode) .hud-section--mode,
.canvas-hud:not(.has-mode) .hud-divider { display: none; }
/* Children (mode-indicator + liveCoordsDisplay) override: strip their own
   position/background/border so they render as inline content of the HUD.
   Do NOT override `display` — JS toggles #liveCoordsDisplay between block/none
   based on cursor state; we honor that (hide the coords section when none). */
.canvas-hud .mode-indicator,
.canvas-hud .live-coords-display {
    position: static; top: auto; left: auto; right: auto; bottom: auto; transform: none;
    background: transparent; border: none; box-shadow: none; padding: 0;
    backdrop-filter: none; -webkit-backdrop-filter: none;
    font-size: 0.72rem; white-space: nowrap;
    text-overflow: ellipsis; overflow: hidden; max-width: 100%;
    z-index: auto;
}
/* Collapse the coords section (and its divider) when the JS-driven coords
   visibility is off. Toggled by canvas-hud.js via .has-coords on the parent. */
.canvas-hud:not(.has-coords) .hud-section--coords,
.canvas-hud:not(.has-coords) .hud-divider { display: none; }
/* Hide the whole chip when both sections would be empty. */
.canvas-hud:not(.has-mode):not(.has-coords) { display: none; }
.canvas-hud .mode-indicator {
    color: var(--text-inverse); font-weight: 500;
    /* Kill the wild contrast colors from legacy .add-mode / .move-mode etc —
       HUD should feel unified; mode color is conveyed by a leading dot instead. */
}
.canvas-hud .mode-indicator.add-mode,
.canvas-hud .mode-indicator.move-mode,
.canvas-hud .mode-indicator.radius-mode,
.canvas-hud .mode-indicator.cline-mode {
    color: var(--text-inverse) !important;
    background: transparent !important;
    border-color: transparent !important;
}
.canvas-hud .live-coords-display { color: rgba(0, 0, 0, 0.68); font-weight: 500; }
/* Leading color dot that picks up mode state without repainting the chip. */
.canvas-hud .hud-section--mode::before {
    content: '';
    display: inline-block; width: 7px; height: 7px; border-radius: 50%;
    margin-right: 0.5rem; flex-shrink: 0;
    background: var(--text-tertiary); box-shadow: 0 0 6px rgba(0, 0, 0, 0.05);
    transition: background var(--transition-fast), box-shadow var(--transition-fast);
}
.canvas-hud:has(.mode-indicator.add-mode) .hud-section--mode::before { background: var(--primary); box-shadow: none; }
.canvas-hud:has(.mode-indicator.move-mode) .hud-section--mode::before { background: var(--warning); box-shadow: 0 0 8px rgba(245, 158, 11, 0.55); }
.canvas-hud:has(.mode-indicator.radius-mode) .hud-section--mode::before { background: var(--accent-violet); box-shadow: 0 0 8px rgba(139, 92, 246, 0.55); }
.canvas-hud:has(.mode-indicator.cline-mode) .hud-section--mode::before { background: var(--success); box-shadow: 0 0 8px rgba(16, 185, 129, 0.55); }
@keyframes hud-enter {
    from { transform: translateY(6px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}
@media (prefers-reduced-motion: reduce) {
    .canvas-hud { animation: none; }
}
.freeform-input-overlay {
    display: none; position: absolute; bottom: 10px; left: 50%; transform: translateX(-50%);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px) saturate(160%);
    -webkit-backdrop-filter: blur(10px) saturate(160%);
    padding: 0.3rem 0.6rem; border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.28); z-index: 10;
    gap: 0.55rem; align-items: center; font-size: 0.72rem;
    font-family: var(--font-mono); font-variant-numeric: tabular-nums;
    box-shadow: 0 6px 20px rgba(10, 18, 35, 0.14), inset 0 1px 0 rgba(255, 255, 255, 0.8);
    color: var(--text-inverse);
}
.freeform-input-overlay .ff-label { color: rgba(0, 0, 0, 0.55); font-weight: 600; }
.freeform-input-overlay .ff-value {
    display: inline-block; min-width: 3.5em;
    padding: 0.1rem 0.35rem;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.6);
    text-align: center;
    color: var(--text-inverse);
}
.freeform-input-overlay .ff-value.ff-active {
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.2);
    color: var(--primary-active);
}
.freeform-input-overlay .ff-hint { color: rgba(0, 0, 0, 0.45); font-size: 0.6rem; font-family: var(--font-sans); font-variant-numeric: normal; }
/* Layer section */
#layer-section .form-row { align-items: end; }
.layer-control { display: flex; flex-direction: column; gap: 0.35rem; }
.layer-input-group { display: flex; gap: 0.35rem; }
.layer-input-group .form-group { flex: 1; margin-bottom: 0; }
/* === RIGHT PANEL (ESTIMATING) — slide-in drawer, overlays canvas === */
.right-panel {
    position: absolute; top: 0; right: 0; height: 100%;
    width: var(--right-panel-width); min-width: var(--right-panel-width); max-width: var(--right-panel-width);
    background:
        linear-gradient(180deg, rgba(20, 20, 20, 0.92) 0%, rgba(10, 10, 10, 0.96) 100%),
        var(--fl2026-dot-grid);
    background-size: auto, var(--fl2026-dot-grid-size);
    backdrop-filter: blur(14px) saturate(160%);
    -webkit-backdrop-filter: blur(14px) saturate(160%);
    overflow-y: auto;
    border-left: 1px solid var(--border);
    box-shadow:
        inset 1px 0 0 rgba(255, 255, 255, 0.04),
        -12px 0 32px rgba(0, 0, 0, 0.35);
    padding-bottom: 0.5rem;
    z-index: 30;
    transform: translateX(0);
    transition: transform 0.28s var(--fl2026-spring-ease);
    will-change: transform;
}
.right-panel.collapsed { transform: translateX(100%); box-shadow: none; }
.right-panel .header {
    background: linear-gradient(180deg, rgba(20, 20, 20, 0.6) 0%, rgba(20, 20, 20, 0) 100%);
    border-bottom: 1px solid var(--border);
    padding: 0.3rem 0.65rem;
}
.right-panel .header h1 { font-size: 0.72rem; font-weight: 600; color: var(--text-secondary); margin-bottom: 0; letter-spacing: 0.02em; }
.right-panel .header p { color: var(--text-tertiary); font-size: 0.58rem; }
.right-panel .section { padding: 0.45rem 0.65rem; border-bottom: 1px solid var(--border-light); }
.right-panel .section:last-child { border-bottom: none; }
.right-panel .section h3 { color: var(--text-secondary); font-size: 0.72rem; }
/* Panel toggles — recessed glass tab handles on chrome edge */
.right-panel-toggle {
    position: absolute; top: 50%; right: 0; transform: translateY(-50%); z-index: 31;
    background: linear-gradient(90deg, rgba(20, 20, 20, 0.9) 0%, rgba(10, 10, 10, 0.85) 100%);
    backdrop-filter: blur(10px) saturate(160%);
    -webkit-backdrop-filter: blur(10px) saturate(160%);
    color: var(--text-tertiary);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-right: none;
    border-radius: var(--radius-md) 0 0 var(--radius-md);
    padding: 0.5rem 0.22rem; cursor: pointer; font-size: 0.68rem; line-height: 1;
    writing-mode: vertical-rl; text-orientation: mixed; letter-spacing: 0.06em;
    font-weight: 600;
    transition: right 0.28s var(--fl2026-spring-ease), color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast), padding-right var(--transition-fast);
    box-shadow:
        inset 1px 0 0 rgba(255, 255, 255, 0.04),
        -2px 0 8px rgba(0, 0, 0, 0.25);
}
/* When drawer open, toggle slides with it to sit at the panel's leading edge */
.container:has(#right-panel:not(.collapsed)) .right-panel-toggle { right: var(--right-panel-width); }
.right-panel-toggle:hover {
    color: var(--primary);
    border-color: rgba(255, 255, 255, 0.3);
    box-shadow:
        inset 1px 0 0 rgba(255, 255, 255, 0.15),
        -2px 0 12px rgba(255, 255, 255, 0.2);
    padding-right: 0.32rem;
}
.right-panel-toggle:active { transform: translateY(-50%) scale(0.96); }
.sidebar-toggle {
    position: absolute; top: 50%; left: 0; transform: translateY(-50%); z-index: 20;
    background: linear-gradient(270deg, rgba(20, 20, 20, 0.9) 0%, rgba(10, 10, 10, 0.85) 100%);
    backdrop-filter: blur(10px) saturate(160%);
    -webkit-backdrop-filter: blur(10px) saturate(160%);
    color: var(--text-tertiary);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-left: none;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    padding: 0.5rem 0.22rem; cursor: pointer; font-size: 0.68rem; line-height: 1;
    writing-mode: vertical-rl; text-orientation: mixed; letter-spacing: 0.06em;
    font-weight: 600;
    transition: all var(--transition-fast), transform 0.15s var(--fl2026-spring-ease);
    box-shadow:
        inset -1px 0 0 rgba(255, 255, 255, 0.04),
        2px 0 8px rgba(0, 0, 0, 0.25);
}
.sidebar-toggle:hover {
    color: var(--primary);
    border-color: rgba(255, 255, 255, 0.3);
    box-shadow:
        inset -1px 0 0 rgba(255, 255, 255, 0.15),
        2px 0 12px rgba(255, 255, 255, 0.2);
    padding-left: 0.32rem;
}
.sidebar-toggle:active { transform: translateY(-50%) scale(0.96); }
/* Project parts */
.project-parts-list { max-height: 12rem; overflow-y: auto; margin-top: 0.35rem; }
.project-part-item { display: flex; justify-content: space-between; align-items: center; background: var(--bg-surface-secondary); padding: 0.3rem 0.4rem; border-radius: var(--radius-md); font-size: 0.72rem; margin-bottom: 0.2rem; border: 1px solid var(--border-light); flex-wrap: nowrap; transition: background var(--transition-fast); }
.project-part-item:hover { background: var(--bg-surface-tertiary); }
.project-part-item .part-info { display: flex; flex-direction: column; gap: 0.05rem; flex: 1; min-width: 0; }
.project-part-item .part-name { font-weight: 600; color: var(--text-primary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.project-part-item .part-details { font-size: 0.62rem; color: var(--text-tertiary); }
.project-part-item .part-cost { font-weight: 600; color: var(--success); white-space: nowrap; margin-left: 0.2rem; font-size: 0.68rem; }
.project-part-delete { background: none; border: none; color: var(--text-tertiary); cursor: pointer; padding: 0; font-size: 0.72rem; margin-left: 0.1rem; flex-shrink: 0; line-height: 1; }
.project-part-delete:hover { color: var(--danger); }
.part-gp-wrap { display: flex; align-items: center; flex-shrink: 0; margin-left: 0.2rem; font-size: 0.6rem; color: var(--text-tertiary); gap: 0.1rem; }
.part-gp-wrap input { width: 1.8rem; text-align: center; font-size: 0.6rem !important; padding: 0.05rem !important; border: 1px solid var(--border) !important; border-radius: 2px !important; background: var(--bg-surface) !important; color: var(--text-primary) !important; }
.project-total-bar { display: flex; justify-content: space-between; align-items: center; padding: 0.4rem 0.5rem; background: var(--success-bg); border: 1px solid var(--success-border); border-radius: var(--radius-md); margin-top: 0.35rem; font-size: 0.78rem; }
.project-total-bar .total-label { font-weight: 600; color: #166534; }
.project-total-bar .total-value { font-weight: 700; color: var(--success); font-size: 0.9rem; }
/* === CONTEXT MENUS === */
#canvas-context-menu, #three-context-menu {
    display: none; position: fixed; z-index: 1000;
    background: linear-gradient(180deg, rgba(20, 20, 20, 0.96) 0%, rgba(10, 10, 10, 0.96) 100%);
    backdrop-filter: blur(14px) saturate(160%);
    -webkit-backdrop-filter: blur(14px) saturate(160%);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    box-shadow:
        0 10px 40px rgba(0, 0, 0, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.04);
    padding: 4px 0; min-width: 170px;
    font-family: var(--font-sans); font-size: 0.75rem;
    color: var(--text-primary);
    user-select: none;
    animation: modal-enter 0.14s var(--fl2026-spring-ease);
}
#canvas-context-menu .ctx-item, #three-context-menu .ctx-item {
    display: flex; align-items: center; padding: 5px 12px;
    cursor: pointer; gap: 7px; white-space: nowrap; margin: 0 4px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    transition: background var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast);
}
#canvas-context-menu .ctx-item:hover, #three-context-menu .ctx-item:hover {
    background: var(--primary-bg);
    color: var(--primary);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.15);
}
#canvas-context-menu .ctx-item .ctx-icon, #three-context-menu .ctx-item .ctx-icon { width: 16px; text-align: center; flex-shrink: 0; }
#canvas-context-menu .ctx-sep, #three-context-menu .ctx-sep { height: 1px; background: rgba(255, 255, 255, 0.06); margin: 4px 8px; }
#canvas-context-menu .ctx-header, #three-context-menu .ctx-header { padding: 4px 12px; font-size: 0.6rem; color: var(--text-tertiary); text-transform: uppercase; letter-spacing: 0.08em; pointer-events: none; font-weight: 600; }
#three-context-menu .ctx-item.disabled { opacity: 0.35; pointer-events: none; }
/* === IMPORT DRAWING === */
.import-file-label {
    display: inline-flex; align-items: center; gap: 0.3rem; padding: 0.35rem 0.75rem;
    background: var(--bg-surface-secondary); border: 1px dashed var(--border-strong);
    border-radius: var(--radius-md); cursor: pointer; font-size: 0.75rem; color: var(--text-secondary);
    width: 100%; justify-content: center; transition: all var(--transition-fast); box-sizing: border-box;
}
.import-file-label:hover { background: var(--bg-surface-tertiary); border-color: var(--primary); color: var(--primary); }
.import-status { margin-top: 0.35rem; font-size: 0.72rem; color: var(--text-secondary); }
.import-status.error { color: var(--danger); }
.import-status.success { color: var(--success); }
.import-summary { margin-top: 0.35rem; padding: 0.35rem; background: var(--bg-surface-secondary); border: 1px solid var(--border-light); border-radius: var(--radius-md); font-size: 0.68rem; font-family: var(--font-mono); max-height: 7rem; overflow-y: auto; }
.import-summary .sum-row { display: flex; justify-content: space-between; padding: 0.1rem 0; }
.import-summary .sum-label { color: var(--text-tertiary); }
.import-summary .sum-value { color: var(--text-primary); font-weight: 600; }
.import-summary .sum-header { font-weight: 700; color: var(--text-primary); font-family: var(--font-sans); font-size: 0.72rem; border-bottom: 1px solid var(--border-light); padding-bottom: 0.2rem; margin-bottom: 0.2rem; }
.import-layer-list { margin-top: 0.35rem; max-height: 5rem; overflow-y: auto; }
.import-layer-item { display: flex; align-items: center; gap: 0.3rem; font-size: 0.68rem; padding: 0.1rem 0; color: var(--text-primary); }
.import-layer-item label { font-size: 0.68rem; margin-bottom: 0; cursor: pointer; }
.import-layer-item input[type="checkbox"] { margin: 0; cursor: pointer; accent-color: var(--primary); }
.import-layer-item .layer-count { color: var(--text-tertiary); font-size: 0.62rem; }
/* Import preview modal */
.import-preview-modal { display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0,0,0,0.4); backdrop-filter: blur(6px); z-index: 2000; align-items: center; justify-content: center; }
.import-preview-modal.active { display: flex; animation: fade-in 0.12s ease-out; }
.import-preview-content { background: var(--bg-surface); border-radius: var(--radius-xl); padding: 1rem; max-width: 680px; width: 90%; max-height: 85vh; display: flex; flex-direction: column; box-shadow: var(--shadow-modal); animation: modal-enter 0.28s var(--fl2026-spring-ease); }
.import-preview-content h3 { margin: 0 0 0.4rem 0; font-size: 0.9rem; color: var(--text-primary); }
.import-preview-canvas-wrap { flex: 1; background: var(--bg-surface-tertiary); border: 1px solid var(--border); border-radius: var(--radius-md); position: relative; min-height: 320px; }
.import-preview-canvas-wrap canvas { width: 100%; height: 100%; cursor: crosshair; }
.import-preview-legend { display: flex; gap: 0.75rem; margin-top: 0.35rem; font-size: 0.68rem; color: var(--text-secondary); }
.import-preview-legend span { display: flex; align-items: center; gap: 0.2rem; }
.import-preview-legend .legend-swatch { width: 12px; height: 2px; border-radius: 1px; display: inline-block; }
.import-preview-legend .legend-swatch-dash { width: 12px; height: 0; border-top: 2px dashed; display: inline-block; }
.legend-swatch--profile { background: var(--primary); box-shadow: 0 0 6px rgba(125,211,252,0.5); }
.legend-swatch--holes { background: var(--danger); box-shadow: 0 0 6px rgba(239,68,68,0.5); }
.legend-swatch--excluded { background: var(--border-strong); }
.legend-swatch-dash--override { border-color: var(--warning); }
.import-preview-btns { display: flex; gap: 0.35rem; margin-top: 0.5rem; justify-content: flex-end; }
.import-preview-controls { display: flex; flex-wrap: wrap; gap: 0.35rem; align-items: center; margin-bottom: 0.35rem; }
.import-preview-controls label { font-size: 0.72rem; margin-bottom: 0; display: flex; align-items: center; gap: 0.25rem; cursor: pointer; padding: 0.2rem 0.4rem; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--bg-surface-secondary); user-select: none; color: var(--text-secondary); }
.import-preview-controls label:hover { background: var(--bg-surface-tertiary); }
.import-preview-controls label input { margin: 0; cursor: pointer; }
.import-preview-hint { font-size: 0.62rem; color: var(--text-tertiary); font-style: italic; margin-bottom: 0.2rem; }
.import-override-count { font-size: 0.62rem; color: var(--text-tertiary); margin-left: auto; }
/* === CLIENT DATABASE OVERLAY === */
/* Trigger button — sits below env-tabs in sidebar */
.client-db-trigger {
    display: flex; align-items: center; justify-content: center; gap: 0.4rem;
    width: calc(100% - 1rem); margin: 0.4rem 0.5rem 0.5rem;
    padding: 0.4rem 0.6rem;
    background: var(--bg-surface-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-family: var(--font-sans); font-size: 0.72rem; font-weight: 600;
    letter-spacing: 0.02em; cursor: pointer;
    transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}
.client-db-trigger:hover {
    background: var(--bg-surface-tertiary);
    color: var(--primary);
    border-color: var(--border-strong);
}
.client-db-trigger svg { flex-shrink: 0; }
/* Full-screen overlay — slides in from the right.
   Background gradient values match the existing .right-panel for theme parity. */
.client-db-overlay {
    position: fixed; inset: 0;
    z-index: 90;
    display: flex; flex-direction: column;
    background:
        linear-gradient(180deg, rgba(20, 20, 20, 0.92) 0%, rgba(10, 10, 10, 0.96) 100%),
        var(--fl2026-dot-grid);
    background-size: auto, var(--fl2026-dot-grid-size);
    backdrop-filter: blur(14px) saturate(160%);
    -webkit-backdrop-filter: blur(14px) saturate(160%);
    transform: translateX(0);
    transition: transform 0.28s var(--fl2026-spring-ease);
    will-change: transform;
}
.client-db-overlay.collapsed { transform: translateX(100%); pointer-events: none; }
.client-db-topbar {
    display: flex; align-items: center; justify-content: space-between; gap: 0.75rem;
    padding: 0.55rem 0.85rem;
    border-bottom: 1px solid var(--border);
    background: linear-gradient(180deg, rgba(20, 20, 20, 0.6) 0%, rgba(20, 20, 20, 0) 100%);
    flex-shrink: 0;
}
.client-db-breadcrumb {
    display: flex; align-items: center; gap: 0.3rem;
    flex-wrap: wrap; min-height: 1.4rem;
}
.cdb-crumb {
    background: none; border: none; padding: 0.15rem 0.45rem;
    font-family: var(--font-sans); font-size: 0.78rem; font-weight: 500;
    color: var(--text-tertiary); cursor: pointer;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast), color var(--transition-fast);
}
.cdb-crumb:hover { background: var(--bg-hover); color: var(--text-primary); }
.cdb-crumb-current { color: var(--text-primary); font-weight: 600; cursor: default; }
.cdb-crumb-current:hover { background: none; }
.cdb-crumb-sep { color: var(--text-muted); font-size: 0.85rem; user-select: none; }
.client-db-topbar-actions { display: flex; align-items: center; gap: 0.5rem; flex-shrink: 0; }
.client-db-new-btn {
    font-size: 0.74rem !important;
    padding: 0.4rem 0.85rem !important;
    margin: 0 !important;
}
.client-db-close {
    background: none; border: 1px solid var(--border);
    border-radius: var(--radius-md);
    width: 1.85rem; height: 1.85rem;
    color: var(--text-tertiary); font-size: 1.05rem; line-height: 1;
    cursor: pointer; padding: 0;
    transition: color var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
}
.client-db-close:hover {
    color: var(--accent-violet);
    background: var(--accent-violet-bg);
    border-color: var(--danger-border);
}
.client-db-body {
    flex: 1; display: flex; min-height: 0;
}
.client-db-pane {
    display: flex; flex-direction: column;
    overflow-y: auto;
    background: rgba(0,0,0,0.25);
}
.client-db-list-pane {
    width: 320px;
    border-right: 1px solid var(--border);
    flex-shrink: 0;
}
.client-db-detail-pane { flex: 1; }
.cdb-pane-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 0.6rem 0.85rem;
    border-bottom: 1px solid var(--border-light);
    background: linear-gradient(180deg, rgba(255,255,255,0.025) 0%, transparent 100%);
    flex-shrink: 0;
    position: sticky; top: 0; z-index: 1;
    backdrop-filter: blur(8px);
}
.cdb-pane-title {
    font-size: 0.66rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.1em;
    color: var(--text-tertiary);
}
.cdb-pane-count {
    font-size: 0.66rem; font-weight: 600;
    color: var(--text-muted);
    font-family: var(--font-mono);
}
.cdb-row {
    display: flex; align-items: center;
    width: 100%; text-align: left;
    background: none; border: none;
    padding: 0.55rem 0.85rem;
    font-family: var(--font-sans); font-size: 0.82rem;
    color: var(--text-primary); cursor: pointer;
    border-bottom: 1px solid var(--border-light);
    transition: background var(--transition-fast), color var(--transition-fast);
}
.cdb-row:hover { background: var(--bg-hover); }
.cdb-row-selected {
    background: var(--primary-bg);
    color: var(--primary);
    font-weight: 600;
    box-shadow: inset 2px 0 0 var(--primary);
}
.cdb-row-selected:hover { background: var(--primary-bg-hover); }
.cdb-row-name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cdb-row-meta {
    flex-shrink: 0;
    margin-left: 0.5rem;
    font-size: 0.7rem;
    color: var(--text-tertiary);
    font-family: var(--font-mono);
    font-weight: 500;
}
.cdb-row-selected .cdb-row-meta { color: var(--text-secondary); }
.cdb-empty {
    padding: 2.25rem 1rem;
    text-align: center;
}
.cdb-empty-title {
    font-size: 0.82rem; font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.35rem;
}
.cdb-empty-sub {
    font-size: 0.72rem;
    color: var(--text-tertiary);
    line-height: 1.5;
}
.cdb-empty-sub strong { color: var(--text-primary); font-weight: 600; }
.cdb-detail-placeholder {
    padding: 3rem 1.5rem;
    text-align: center;
    color: var(--text-tertiary);
}
.cdb-detail-placeholder-title {
    font-size: 0.85rem; font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.4rem;
}
.cdb-detail-placeholder-sub {
    font-size: 0.72rem;
    color: var(--text-muted);
}
/* Client DB modals — recovery code + password re-entry.
   Sit above everything (z-index 3500, above auth modals at 3000).
   Match the .auth-modal-overlay aesthetic; tokens only, no novel colors. */
.cdb-modal-overlay {
    display: none;
    position: fixed; inset: 0;
    z-index: 3500;
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    align-items: center; justify-content: center;
    padding: 1rem;
}
.cdb-modal-overlay.active { display: flex; animation: fade-in 0.16s ease-out; }
.cdb-modal-card {
    background:
        linear-gradient(180deg, rgba(20, 20, 20, 0.96) 0%, rgba(10, 10, 10, 0.99) 100%),
        var(--fl2026-dot-grid);
    background-size: auto, var(--fl2026-dot-grid-size);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-modal);
    padding: 1.5rem;
    width: 100%; max-width: 440px;
    color: var(--text-primary);
    animation: modal-enter 0.28s var(--fl2026-spring-ease);
}
.cdb-modal-card-wide { max-width: 560px; }
.cdb-modal-card h2 {
    margin: 0 0 0.6rem 0;
    font-size: 1rem; font-weight: 600;
    color: var(--text-primary);
}
.cdb-modal-lead {
    font-size: 0.78rem;
    line-height: 1.55;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}
.cdb-modal-lead strong { color: var(--text-primary); font-weight: 600; }
.cdb-modal-recovery-row {
    display: flex; align-items: stretch; gap: 0.5rem;
    margin-bottom: 0.85rem;
}
.cdb-modal-recovery-code {
    flex: 1;
    display: flex; align-items: center; justify-content: center;
    padding: 0.75rem 1rem;
    background: var(--bg-surface-tertiary);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-md);
    font-family: var(--font-mono);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    color: var(--text-primary);
    user-select: all;
    text-align: center;
    word-break: break-all;
}
.cdb-modal-copy-btn { font-size: 0.74rem !important; padding: 0 0.85rem !important; }
.cdb-modal-ack-label {
    display: flex; align-items: flex-start; gap: 0.5rem;
    padding: 0.5rem 0;
    cursor: pointer;
    font-size: 0.78rem;
    color: var(--text-secondary);
    user-select: none;
}
.cdb-modal-ack-label input[type="checkbox"] {
    margin: 0.15rem 0 0 0;
    accent-color: var(--primary);
    cursor: pointer;
}
.cdb-modal-actions {
    display: flex; justify-content: flex-end; gap: 0.5rem;
    margin-top: 1.1rem;
}
.cdb-modal-actions .btn {
    font-size: 0.78rem !important;
    padding: 0.45rem 0.95rem !important;
}
.cdb-modal-password-input {
    width: 100%;
    margin-top: 0.5rem;
    padding: 0.55rem 0.75rem;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-sans); font-size: 0.85rem;
    box-sizing: border-box;
}
.cdb-modal-password-input:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.04);
}
.cdb-modal-password-email {
    font-size: 0.7rem;
    color: var(--text-tertiary);
    margin-bottom: 0.25rem;
}
.cdb-modal-password-error {
    display: none;
    margin-top: 0.5rem;
    font-size: 0.72rem;
    color: var(--accent-violet);
}
/* Mobile collapse — single pane drill-down */
@media (max-width: 768px) {
    .client-db-list-pane { width: 100%; border-right: none; }
    .client-db-detail-pane { display: none; }
    .client-db-overlay.detail-open .client-db-list-pane { display: none; }
    .client-db-overlay.detail-open .client-db-detail-pane { display: flex; }
}
/* === FORMED PLATE === */
.fp-segment-list { display: flex; flex-direction: column; gap: 0.25rem; margin-bottom: 0.35rem; }
.fp-segment-row { display: flex; align-items: center; gap: 0.25rem; background: var(--bg-surface-secondary); border: 1px solid var(--border-light); border-radius: var(--radius-md); padding: 0.25rem 0.35rem; font-size: 0.72rem; }
.fp-seg-type-label { font-weight: 600; font-size: 0.62rem; text-transform: uppercase; min-width: 55px; color: var(--text-primary); }
.fp-seg-fields { display: flex; align-items: center; gap: 0.2rem; flex-grow: 1; flex-wrap: wrap; }
.fp-seg-field { display: flex; align-items: center; gap: 0.1rem; }
.fp-seg-field label { font-size: 0.62rem; color: var(--text-tertiary); white-space: nowrap; }
.fp-seg-field input, .fp-seg-field select { font-size: 0.72rem !important; padding: 0.15rem 0.2rem !important; border: 1px solid var(--border) !important; border-radius: var(--radius-sm) !important; width: 3rem; background: var(--bg-surface) !important; color: var(--text-primary) !important; font-family: var(--font-sans); }
.fp-seg-field select { width: auto; }
.fp-seg-actions { display: flex; gap: 0.1rem; flex-shrink: 0; }
.fp-seg-btn { background: none; border: 1px solid var(--border); border-radius: var(--radius-sm); cursor: pointer; font-size: 0.68rem; padding: 0.1rem 0.25rem; color: var(--text-tertiary); line-height: 1; }
.fp-seg-btn:hover { background: var(--bg-surface-tertiary); color: var(--text-primary); }
.fp-seg-btn.fp-delete-btn:hover { background: var(--danger-bg); color: var(--danger); border-color: var(--danger); }
.fp-seg-btn.fp-move-btn { font-size: 0.55rem; padding: 0.05rem 0.2rem; }
.fp-seg-btn.fp-move-btn:hover { background: var(--primary-bg); color: var(--primary); border-color: var(--primary); }
.fp-add-segment-bar { display: flex; gap: 0.25rem; margin-top: 0.2rem; }
.fp-add-btn { flex: 1; padding: 0.25rem 0.35rem; font-size: 0.68rem; border: 1px dashed var(--border); border-radius: var(--radius-md); background: transparent; cursor: pointer; color: var(--text-tertiary); text-align: center; font-family: var(--font-sans); }
.fp-add-btn:hover { background: var(--primary-bg); border-color: var(--primary); color: var(--primary); }
.fp-summary { font-size: 0.68rem; color: var(--text-secondary); margin-top: 0.35rem; padding: 0.25rem 0.4rem; background: var(--primary-bg); border-radius: var(--radius-sm); border: 1px solid rgba(255, 255, 255, 0.14); }
/* === 3D MODE === */
#three-canvas-container { position: absolute; top: 0; left: 0; right: 0; bottom: 0; display: none; z-index: 5; background: var(--bg-canvas); }
#three-canvas-container canvas:not(#drafting-canvas) { width: 100% !important; height: 100% !important; display: block; }
.canvas-toolbar-2d.hidden { display: none; }
#three-info-overlay {
    position: absolute; bottom: 10px; left: 50%; transform: translateX(-50%);
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px) saturate(140%);
    -webkit-backdrop-filter: blur(10px) saturate(140%);
    color: var(--text-inverse); font-size: 0.62rem; font-weight: 500;
    padding: 0.25rem 0.6rem;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.6),
        0 2px 10px rgba(0, 0, 0, 0.08);
    z-index: 10; pointer-events: none; white-space: nowrap;
    font-variant-numeric: tabular-nums;
}
#canvas-hints-overlay {
    position: absolute; bottom: 8px; right: 8px;
    background: rgba(255, 255, 255, 0.86);
    backdrop-filter: blur(10px) saturate(140%);
    -webkit-backdrop-filter: blur(10px) saturate(140%);
    color: rgba(0, 0, 0, 0.7); font-size: 0.58rem;
    padding: 0.2rem 0.5rem;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    z-index: 10; pointer-events: none; white-space: nowrap;
}
#three-dim-labels { position: absolute; top: 0; left: 0; right: 0; bottom: 0; pointer-events: none; z-index: 6; }
.three-dim-label {
    position: absolute;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(6px) saturate(140%);
    -webkit-backdrop-filter: blur(6px) saturate(140%);
    color: var(--text-inverse);
    font-size: 0.68rem; font-weight: 600;
    padding: 0.12rem 0.35rem;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.18);
    pointer-events: auto; cursor: pointer; user-select: none; white-space: nowrap;
    font-family: var(--font-sans);
    font-variant-numeric: tabular-nums;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}
.three-dim-label:hover {
    background: rgba(255, 255, 255, 0.98);
    border-color: rgba(255, 255, 255, 0.45);
    box-shadow: 0 0 2px 6px rgba(0, 0, 0, 0.1);
}
.three-dim-label.editing {
    background: #fff;
    border-color: var(--primary);
    box-shadow: 0 0 2px 8px rgba(0, 0, 0, 0.12);
}
.three-dim-label input { width: 3.5rem; border: none; outline: none; font-size: 0.68rem; font-weight: 600; text-align: center; background: transparent; font-family: inherit; color: var(--text-inverse); font-variant-numeric: tabular-nums; }
.sidebar-3d-content { display: none; }
.sidebar-3d-content.active { display: block; }
.sidebar-dxfviewer-content { display: none; }
.sidebar-dxfviewer-content.active { display: block; }
/* 3D Part cards */
.td-part-card {
    background: linear-gradient(180deg, rgba(255,255,255,0.04) 0%, rgba(255,255,255,0.015) 100%);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 0.5rem;
    margin-bottom: 0.35rem;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
    position: relative;
}
.td-part-card::before {
    content: '';
    position: absolute; inset: 0;
    border-radius: inherit;
    pointer-events: none;
    background: radial-gradient(120% 60% at 50% 0%, rgba(255, 255, 255, 0.06), transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
}
.td-part-card:hover::before { opacity: 1; }
.td-part-card h4 { font-size: 0.75rem; font-weight: 600; color: var(--text-primary); margin-bottom: 0.35rem; letter-spacing: 0.01em; }
.td-dim-row { display: flex; gap: 0.35rem; margin-bottom: 0.25rem; }
.td-dim-field { flex: 1; }
.td-dim-field label { display: block; font-size: 0.62rem; color: var(--text-tertiary); margin-bottom: 0.1rem; font-weight: 500; }
.td-dim-field input { width: 100%; padding: 0.3rem 0.4rem !important; border: 1px solid var(--border) !important; border-radius: var(--radius-md) !important; font-size: 0.78rem !important; background: var(--bg-surface) !important; color: var(--text-primary) !important; font-family: var(--font-sans); font-variant-numeric: tabular-nums; transition: border-color var(--transition-fast), box-shadow var(--transition-fast); }
.td-dim-field input:focus { outline: none; border-color: var(--primary) !important; box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.18) !important; }
.td-view-btns { display: flex; gap: 0.2rem; flex-wrap: wrap; margin-top: 0.35rem; }
.td-view-btn { padding: 0.2rem 0.35rem; font-size: 0.62rem; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--bg-surface); cursor: pointer; color: var(--text-secondary); font-weight: 500; font-family: var(--font-sans); transition: all var(--transition-fast), transform 0.12s var(--fl2026-spring-ease); }
.td-view-btn:hover { background: var(--bg-surface-secondary); border-color: rgba(255, 255, 255, 0.3); color: var(--primary); }
.td-view-btn.active { background: var(--primary-bg); color: var(--primary); border-color: rgba(255, 255, 255, 0.4); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.25); }
.td-axes-legend { display: flex; gap: 0.5rem; font-size: 0.62rem; color: var(--text-tertiary); margin-top: 0.25rem; align-items: center; }
.td-axes-legend span { display: flex; align-items: center; gap: 0.15rem; }
.td-axis-dot { width: 6px; height: 6px; border-radius: 50%; display: inline-block; }
.td-axis-dot[data-axis="x"] { background: #ef4444; box-shadow: 0 0 6px rgba(239,68,68,0.6); }
.td-axis-dot[data-axis="y"] { background: #3b82f6; box-shadow: 0 0 6px rgba(59,130,246,0.6); }
.td-axis-dot[data-axis="z"] { background: #22c55e; box-shadow: 0 0 6px rgba(34,197,94,0.6); }
.td-axis-btn { position: relative; padding-left: 0.6rem !important; }
.td-axis-btn[data-axis="x"] { border-left: 3px solid #ef4444; }
.td-axis-btn[data-axis="y"] { border-left: 3px solid #3b82f6; }
.td-axis-btn[data-axis="z"] { border-left: 3px solid #22c55e; }
.td-axis-btn[data-axis="x"]:hover { box-shadow: inset 0 0 0 1px rgba(239,68,68,0.3); }
.td-axis-btn[data-axis="y"]:hover { box-shadow: inset 0 0 0 1px rgba(59,130,246,0.3); }
.td-axis-btn[data-axis="z"]:hover { box-shadow: inset 0 0 0 1px rgba(34,197,94,0.3); }
/* 3D Tool buttons */
.td-tool-btn { padding: 0.25rem 0.4rem; font-size: 0.65rem; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--bg-surface); cursor: pointer; color: var(--text-secondary); font-weight: 500; display: flex; align-items: center; gap: 0.2rem; font-family: var(--font-sans); transition: all var(--transition-fast), transform 0.12s var(--fl2026-spring-ease); }
.td-tool-btn:hover { background: var(--bg-surface-secondary); border-color: rgba(255, 255, 255, 0.3); color: var(--primary); }
.td-tool-btn.active { background: var(--primary-bg); color: var(--primary); border-color: rgba(255, 255, 255, 0.45); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.3); }
.td-tool-btn.danger { color: var(--danger); border-color: rgba(239,68,68,0.25); }
.td-tool-btn.danger:hover { background: var(--danger-bg); border-color: var(--danger); }
/* 3D Feature list */
.td-feature-list { max-height: 180px; overflow-y: auto; margin-top: 0.35rem; }
.td-feature-item { display: flex; align-items: center; justify-content: space-between; padding: 0.2rem 0.35rem; font-size: 0.68rem; border: 1px solid var(--border-light); border-radius: var(--radius-sm); margin-bottom: 0.15rem; background: var(--bg-surface); transition: background var(--transition-fast); }
.td-feature-item:hover { background: var(--bg-surface-secondary); border-color: rgba(255, 255, 255, 0.25); box-shadow: none; }
.td-feature-item .feat-info { color: var(--text-primary); font-weight: 500; }
.td-feature-item .feat-face { color: var(--text-tertiary); font-size: 0.6rem; margin-left: 0.2rem; }
.td-feature-item .feat-del { background: none; border: none; color: var(--text-tertiary); cursor: pointer; font-size: 0.75rem; padding: 0 0.15rem; line-height: 1; }
.td-feature-item .feat-del:hover { color: var(--danger); }
.td-corner-btn.selected { background: var(--primary) !important; color: var(--text-inverse) !important; border-color: var(--primary) !important; }
.td-feature-item.selected { background: var(--primary-bg) !important; border-color: var(--primary) !important; }
/* Part list */
.td-part-list { max-height: 160px; overflow-y: auto; margin-bottom: 0.35rem; }
.td-part-list-item { display: flex; align-items: center; justify-content: space-between; padding: 0.3rem 0.4rem; font-size: 0.7rem; border: 1px solid var(--border-light); border-radius: var(--radius-md); margin-bottom: 0.2rem; background: var(--bg-surface); cursor: pointer; transition: all var(--transition-fast); }
.td-part-list-item:hover { background: var(--bg-surface-secondary); border-color: rgba(255, 255, 255, 0.3); box-shadow: none; }
.td-part-list-item.active { background: var(--primary-bg); border-color: var(--primary); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.4); }
.td-part-list-item .part-name { font-weight: 600; color: var(--text-primary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 110px; }
.td-part-list-item .part-dims { color: var(--text-tertiary); font-size: 0.6rem; margin-left: 0.3rem; white-space: nowrap; }
.td-part-list-item .part-del { background: none; border: none; color: var(--text-tertiary); cursor: pointer; font-size: 0.7rem; padding: 0; line-height: 1; flex-shrink: 0; }
.td-part-list-item .part-del:hover { color: var(--danger); }
.td-part-list-actions { display: flex; gap: 0.25rem; }
.td-part-list-actions button { flex: 1; }
/* Assembly mode — mini env-tab-style segmented pill */
.td-mode-toggle {
    display: flex; gap: 2px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    padding: 2px;
    margin-bottom: 0.5rem;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}
.td-mode-toggle button {
    flex: 1; padding: 0.32rem 0.35rem; font-size: 0.64rem; font-weight: 600;
    border: none; border-radius: var(--radius-sm); cursor: pointer;
    background: transparent; color: var(--text-tertiary);
    transition: color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast), transform 0.12s var(--fl2026-spring-ease);
    font-family: var(--font-sans);
    letter-spacing: 0.01em;
    position: relative;
}
.td-mode-toggle button.active {
    background: var(--primary-bg);
    color: var(--primary);
    font-weight: 700;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.18);
}
.td-mode-toggle button:hover:not(.active) { color: var(--text-primary); background: rgba(255, 255, 255, 0.02); }
.td-mode-toggle button:active:not(:disabled) { transform: scale(0.96); }
.td-asm-section { display: none; }
.td-asm-section.visible { display: block; }
.td-design-section { display: block; }
.td-design-section.hidden { display: none; }
.td-pos-row { display: flex; gap: 0.25rem; margin-bottom: 0.25rem; }
.td-pos-field { flex: 1; }
.td-pos-field label { display: block; font-size: 0.6rem; font-weight: 600; color: var(--text-tertiary); margin-bottom: 1px; }
.td-pos-field input { width: 100%; padding: 0.2rem 0.3rem !important; font-size: 0.7rem !important; border: 1px solid var(--border) !important; border-radius: var(--radius-sm) !important; text-align: center; background: var(--bg-surface) !important; color: var(--text-primary) !important; font-family: var(--font-sans); font-variant-numeric: tabular-nums; transition: border-color var(--transition-fast), box-shadow var(--transition-fast); }
.td-pos-field input:focus { outline: none; border-color: var(--primary) !important; box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.18) !important; }
.td-rot-btns { display: flex; gap: 0.2rem; flex-wrap: wrap; }
.td-rot-btns button { flex: 1; min-width: 50px; padding: 0.2rem 0.3rem; font-size: 0.6rem; font-weight: 600; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--bg-surface); cursor: pointer; color: var(--text-secondary); transition: all var(--transition-fast), transform 0.12s var(--fl2026-spring-ease); font-family: var(--font-sans); font-variant-numeric: tabular-nums; }
.td-rot-btns button:hover { background: var(--bg-surface-secondary); border-color: rgba(255, 255, 255, 0.3); color: var(--primary); }
.td-rot-btns button:active:not(:disabled) { transform: scale(0.94); }
.td-asm-info { font-size: 0.65rem; color: var(--text-secondary); padding: 0.35rem 0.4rem; background: rgba(255, 255, 255, 0.04); border-radius: var(--radius-sm); border: 1px solid rgba(255, 255, 255, 0.14); margin-top: 0.35rem; line-height: 1.4; }
.td-mate-btn { width: 100%; padding: 0.3rem; font-size: 0.68rem; font-weight: 600; border: 1px solid var(--primary); border-radius: var(--radius-sm); background: var(--primary-bg); color: var(--primary); cursor: pointer; transition: all var(--transition-fast); margin-top: 0.25rem; font-family: var(--font-sans); }
.td-mate-btn:hover { background: var(--primary-bg-hover); }
.td-mate-btn.active { background: var(--primary); color: var(--text-inverse); }
.td-explode-row { display: flex; align-items: center; gap: 0.35rem; margin-top: 0.35rem; }
.td-explode-row input[type=range] { flex: 1; accent-color: var(--primary); }
.td-draft-section { display: none; }
.td-draft-section.visible { display: block; }
#drafting-canvas { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: #fff; z-index: 10; display: none; cursor: default; }
.td-view-check { display: flex; align-items: center; gap: 0.3rem; font-size: 0.7rem; padding: 0.15rem 0; cursor: pointer; }
.td-view-check input { margin: 0; cursor: pointer; accent-color: var(--primary); }
.td-view-check label { cursor: pointer; color: var(--text-primary); }
.td-draft-export-btns { display: flex; gap: 0.25rem; margin-top: 0.5rem; }
.td-draft-export-btns button { flex: 1; padding: 0.3rem 0.35rem; font-size: 0.68rem; font-weight: 600; border-radius: var(--radius-md); cursor: pointer; transition: all var(--transition-fast); font-family: var(--font-sans); }
.td-draft-export-pdf { background: var(--danger); color: var(--text-inverse); border: 1px solid #dc2626; }
.td-draft-export-pdf:hover { background: #dc2626; }
.td-draft-export-dxf { background: var(--primary); color: var(--text-inverse); border: 1px solid var(--primary-hover); }
.td-draft-export-dxf:hover { background: var(--primary-hover); }
.td-scale-select { width: 100%; padding: 0.25rem 0.35rem !important; font-size: 0.72rem !important; }
.td-pattern-row { display: flex; gap: 0.25rem; flex-wrap: wrap; margin-top: 0.25rem; }
.td-pattern-btn { padding: 0.2rem 0.35rem; font-size: 0.6rem; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--bg-surface); cursor: pointer; color: var(--text-secondary); font-family: var(--font-sans); transition: all var(--transition-fast), transform 0.12s var(--fl2026-spring-ease); }
.td-pattern-btn:hover { background: var(--primary-bg); border-color: rgba(255, 255, 255, 0.35); color: var(--primary); box-shadow: none; }
#td-placement-banner {
    display: none; position: absolute; top: 12px; left: 50%; transform: translateX(-50%);
    background: rgba(10, 10, 10, 0.78);
    backdrop-filter: blur(var(--fl2026-glass-blur, 14px)) saturate(var(--fl2026-glass-saturate, 160%));
    -webkit-backdrop-filter: blur(14px) saturate(160%);
    color: var(--primary); font-size: 0.72rem; font-weight: 600; letter-spacing: 0.02em;
    padding: 0.4rem 0.9rem;
    border-radius: 999px;
    z-index: 12; pointer-events: none; white-space: nowrap;
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.2),
                0 8px 24px rgba(0, 0, 0, 0.35);
    animation: td-banner-pulse 2.4s ease-in-out infinite;
}
@keyframes td-banner-pulse {
    0%, 100% { box-shadow: inset 0 0 0 1px rgba(125,211,252,0.35), inset 0 1px 0 rgba(125,211,252,0.2), 0 0 22px rgba(125,211,252,0.35), 0 8px 24px rgba(0,0,0,0.35); }
    50% { box-shadow: inset 0 0 0 1px rgba(125,211,252,0.55), inset 0 1px 0 rgba(125,211,252,0.35), 0 0 32px rgba(125,211,252,0.55), 0 8px 24px rgba(0,0,0,0.35); }
}
@media (prefers-reduced-motion: reduce) {
    #td-placement-banner { animation: none; }
}
/* Assembly cost panel */
.td-cost-panel { background: var(--success-bg); border: 1px solid var(--success-border); border-radius: var(--radius-lg); padding: 0.4rem 0.5rem; }
.td-cost-row { display: flex; justify-content: space-between; align-items: center; padding: 0.1rem 0; font-size: 0.68rem; }
.td-cost-row .cost-label { color: var(--text-secondary); }
.td-cost-row .cost-value { font-weight: 600; color: var(--text-primary); }
.td-cost-row.total { border-top: 1px solid var(--success-border); margin-top: 0.2rem; padding-top: 0.25rem; }
.td-cost-row.total .cost-value { font-size: 0.78rem; color: var(--success); }
.td-cost-input-row { display: flex; gap: 0.3rem; align-items: center; margin-bottom: 0.3rem; }
.td-cost-input-row label { font-size: 0.62rem; color: var(--text-tertiary); white-space: nowrap; font-weight: 500; }
.td-cost-input-row input { flex: 1; padding: 0.2rem 0.3rem !important; font-size: 0.68rem !important; border: 1px solid var(--border) !important; border-radius: var(--radius-sm) !important; max-width: 60px; background: var(--bg-surface) !important; color: var(--text-primary) !important; font-family: var(--font-sans); font-variant-numeric: tabular-nums; }
/* Save/Load buttons */
.td-action-row { display: flex; gap: 0.25rem; margin-top: 0.3rem; }
.td-action-row button { flex: 1; padding: 0.25rem 0.2rem; font-size: 0.62rem; font-weight: 600; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--bg-surface); cursor: pointer; color: var(--text-secondary); transition: all var(--transition-fast); font-family: var(--font-sans); }
.td-action-row button:hover { background: var(--bg-surface-secondary); border-color: var(--border-strong); }
.td-action-row button.primary { background: var(--primary-bg); border-color: rgba(255, 255, 255, 0.25); color: var(--primary); }
.td-action-row button.primary:hover { background: var(--primary-bg-hover); }
.td-template-btn { width: 100%; padding: 0.3rem; font-size: 0.65rem; font-weight: 600; border: 1px solid var(--accent-violet); border-radius: var(--radius-sm); background: var(--accent-violet-bg); color: var(--accent-violet); cursor: pointer; transition: all var(--transition-fast); margin-top: 0.25rem; font-family: var(--font-sans); }
.td-template-btn:hover { background: rgba(139,92,246,0.15); }
/* Face export — bevel grid */
.td-face-picker {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.3rem;
    margin-top: 0.35rem;
    padding: 0.35rem;
    background: rgba(0, 0, 0, 0.18);
    border: 1px solid rgba(255, 255, 255, 0.04);
    border-radius: var(--radius-md);
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.3);
}
.td-face-btn {
    padding: 0.4rem 0.2rem; font-size: 0.62rem; font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-sm);
    background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01));
    cursor: pointer; color: var(--text-secondary);
    transition: all var(--transition-fast), transform 0.12s var(--fl2026-spring-ease);
    text-align: center; font-family: var(--font-sans);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}
.td-face-btn:hover {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.02));
    border-color: rgba(255, 255, 255, 0.3);
    color: var(--primary);
    transform: translateY(-1px);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08), 0 4px 10px rgba(0, 0, 0, 0.25);
}
.td-face-btn.selected {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0.04));
    border-color: rgba(255, 255, 255, 0.5);
    color: var(--primary);
    font-weight: 700;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.3);
}
.td-face-btn:active:not(:disabled) { transform: scale(0.94); }
.td-face-btn .face-icon { display: block; font-size: 0.9rem; margin-bottom: 2px; }
.td-faceexport-btns { display: flex; gap: 0.25rem; margin-top: 0.35rem; }
.td-faceexport-btns button { flex: 1; padding: 0.3rem 0.35rem; font-size: 0.65rem; font-weight: 600; border-radius: var(--radius-md); cursor: pointer; transition: all var(--transition-fast); font-family: var(--font-sans); }
.td-faceexport-btns button:disabled { opacity: 0.4; cursor: not-allowed; }
.td-faceexport-dxf { background: var(--primary); color: var(--text-inverse); border: 1px solid var(--primary-hover); }
.td-faceexport-dxf:hover:not(:disabled) { background: var(--primary-hover); }
.td-faceexport-pdf { background: var(--danger); color: var(--text-inverse); border: 1px solid #dc2626; }
.td-faceexport-pdf:hover:not(:disabled) { background: #dc2626; }
.td-face-preview { margin-top: 0.35rem; padding: 0.3rem; background: var(--bg-surface-secondary); border: 1px solid var(--border-light); border-radius: var(--radius-sm); font-size: 0.65rem; color: var(--text-secondary); }
.td-face-preview .face-dim { font-weight: 600; color: var(--text-primary); }
.td-batch-btn { width: 100%; padding: 0.25rem; font-size: 0.62rem; font-weight: 600; border: 1px solid var(--accent-violet); border-radius: var(--radius-sm); background: var(--accent-violet-bg); color: var(--accent-violet); cursor: pointer; margin-top: 0.25rem; transition: all var(--transition-fast); font-family: var(--font-sans); }
.td-batch-btn:hover { background: rgba(139,92,246,0.15); }
/* === HEADER ROW === */
.header-row { display: flex; justify-content: space-between; align-items: center; gap: 0.4rem; }
/* === MODALS === */
/* === COMMAND PALETTE (⌘K) === */
.cmdk-overlay {
    display: none;
    position: fixed; inset: 0;
    background: rgba(8, 12, 22, 0.55);
    backdrop-filter: blur(8px) saturate(140%);
    -webkit-backdrop-filter: blur(8px) saturate(140%);
    z-index: 4000;
    align-items: flex-start;
    justify-content: center;
    padding-top: 14vh;
}
.cmdk-overlay.active { display: flex; animation: fade-in 0.14s ease-out; }
.cmdk-card {
    width: min(560px, 92vw);
    background: linear-gradient(180deg, rgba(28, 28, 28, 0.92) 0%, rgba(10, 10, 10, 0.92) 100%);
    backdrop-filter: blur(18px) saturate(180%);
    -webkit-backdrop-filter: blur(18px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.06),
        0 30px 80px -20px rgba(0, 0, 0, 0.75),
        0         0 0 40px -10px rgba(255, 255, 255, 0.22);
    overflow: hidden;
    animation: cmdk-enter 0.24s var(--fl2026-spring-ease);
}
@keyframes cmdk-enter {
    0% { transform: translateY(-12px) scale(0.96); opacity: 0; filter: blur(4px); }
    100% { transform: translateY(0) scale(1); opacity: 1; filter: blur(0); }
}
.cmdk-input-row {
    display: flex; align-items: center; gap: 0.5rem;
    padding: 0.7rem 0.85rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    background: rgba(255, 255, 255, 0.015);
}
.cmdk-input {
    flex: 1; min-width: 0;
    background: transparent !important;
    border: none !important; outline: none !important;
    padding: 0 !important; margin: 0 !important;
    color: var(--text-primary) !important;
    font-size: 0.95rem !important; font-weight: 500;
    font-family: var(--font-sans);
    font-variant-numeric: tabular-nums;
    line-height: 1.2;
}
.cmdk-input::placeholder { color: var(--text-muted); font-weight: 400; }
.cmdk-kbd-hint {
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 0.62rem; font-weight: 700; letter-spacing: 0.04em;
    padding: 0.18rem 0.4rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--primary);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
    flex-shrink: 0;
}
.cmdk-esc-hint {
    font-size: 0.55rem; font-weight: 600; letter-spacing: 0.08em;
    text-transform: uppercase; color: var(--text-muted);
    padding: 0.2rem 0.45rem; border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.02);
    flex-shrink: 0;
}
.cmdk-list {
    max-height: 48vh; overflow-y: auto;
    padding: 0.3rem;
}
.cmdk-list::-webkit-scrollbar { width: 6px; }
.cmdk-list::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, 0.08); border-radius: 3px; }
.cmdk-group-label {
    font-size: 0.55rem; font-weight: 700; letter-spacing: 0.1em;
    text-transform: uppercase; color: var(--text-muted);
    padding: 0.5rem 0.6rem 0.2rem;
}
.cmdk-item {
    display: flex; align-items: center; gap: 0.55rem;
    padding: 0.45rem 0.6rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 0.78rem; font-weight: 500;
    border: 1px solid transparent;
    transition: background 0.08s ease, border-color 0.08s ease, color 0.08s ease;
}
.cmdk-item-icon {
    flex-shrink: 0;
    width: 22px; height: 22px;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 0.72rem; font-weight: 700;
    color: var(--primary);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
}
.cmdk-item-label { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cmdk-item-hint {
    flex-shrink: 0;
    font-size: 0.58rem; font-weight: 600; letter-spacing: 0.04em;
    color: var(--text-muted);
    padding: 0.15rem 0.4rem;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.05);
    background: rgba(255, 255, 255, 0.02);
}
.cmdk-item.selected,
.cmdk-item:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.22);
    color: var(--text-primary);
    box-shadow: inset 0 0 0 14px -4px rgba(255, 255, 255, 0.3);
}
.cmdk-item.selected .cmdk-item-icon,
.cmdk-item:hover .cmdk-item-icon {
    background: rgba(255, 255, 255, 0.14);
    border-color: rgba(255, 255, 255, 0.38);
    box-shadow: inset 0 0 0 10px -2px rgba(255, 255, 255, 0.45);
}
.cmdk-item.danger .cmdk-item-icon { color: var(--accent-violet); background: rgba(255, 46, 136, 0.06); border-color: rgba(255, 46, 136, 0.2); }
.cmdk-item.selected.danger,
.cmdk-item.danger:hover {
    background: rgba(255, 46, 136, 0.08);
    border-color: rgba(255, 46, 136, 0.3);
    box-shadow: inset 0 0 0 1px rgba(255, 46, 136, 0.1), 0 0 14px -4px rgba(255, 46, 136, 0.35);
}
.cmdk-item.danger.selected .cmdk-item-icon,
.cmdk-item.danger:hover .cmdk-item-icon {
    background: rgba(255, 46, 136, 0.14);
    border-color: rgba(255, 46, 136, 0.42);
    box-shadow: inset 0 0 0 1px rgba(255, 46, 136, 0.18), 0 0 10px -2px rgba(255, 46, 136, 0.5);
}
.cmdk-empty {
    text-align: center;
    padding: 1.2rem 0.6rem;
    color: var(--text-muted);
    font-size: 0.72rem;
    font-style: italic;
}
.cmdk-footer {
    display: flex; gap: 0.85rem;
    padding: 0.4rem 0.85rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    background: rgba(0, 0, 0, 0.15);
    font-size: 0.58rem; color: var(--text-muted);
}
.cmdk-footer kbd {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 0.55rem; font-weight: 700;
    padding: 0.12rem 0.3rem; margin-right: 0.25rem;
    border-radius: 3px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-secondary);
    min-width: 14px; text-align: center;
}
.cmdk-match {
    color: var(--primary);
    font-weight: 700;
    text-shadow: none;
}
.dim-edit-overlay { display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0,0,0,0.35); backdrop-filter: blur(6px); z-index: 3500; align-items: center; justify-content: center; }
.dim-edit-overlay.active { display: flex; animation: fade-in 0.12s ease-out; }
.dim-edit-card { background: var(--bg-surface); border-radius: var(--radius-xl); padding: 1rem; width: 280px; max-width: 90vw; box-shadow: var(--shadow-modal); animation: modal-enter 0.28s var(--fl2026-spring-ease); }
.dim-edit-card label { display: block; font-size: 0.75rem; font-weight: 600; color: var(--text-primary); margin-bottom: 0.35rem; }
.dim-edit-card input { width: 100%; padding: 0.4rem 0.6rem !important; font-size: 0.9rem !important; }
.dim-edit-buttons { display: flex; gap: 0.35rem; margin-top: 0.5rem; }
.dim-edit-buttons button { flex: 1; padding: 0.35rem; font-size: 0.78rem; font-weight: 500; border-radius: var(--radius-md); cursor: pointer; font-family: var(--font-sans); transition: all var(--transition-fast); }
#dim-edit-cancel { background: var(--bg-surface-secondary); color: var(--text-primary); border: 1px solid var(--border); }
#dim-edit-cancel:hover { background: var(--bg-surface-tertiary); }
#dim-edit-ok { background: var(--primary); color: var(--text-inverse); border: 1px solid var(--primary); }
#dim-edit-ok:hover { background: var(--primary-hover); }
.auth-modal-overlay { display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0,0,0,0.4); backdrop-filter: blur(6px); z-index: 3000; align-items: center; justify-content: center; }
.auth-modal-overlay.active { display: flex; animation: fade-in 0.12s ease-out; }
.auth-modal-card { background: var(--bg-surface); border-radius: var(--radius-xl); padding: 1.5rem; width: 360px; max-width: 90vw; position: relative; box-shadow: var(--shadow-modal); animation: modal-enter 0.28s var(--fl2026-spring-ease); }
.auth-close { position: absolute; top: 0.6rem; right: 0.6rem; background: none; border: none; font-size: 1.25rem; color: var(--text-tertiary); cursor: pointer; line-height: 1; padding: 0 0.2rem; }
.auth-close:hover { color: var(--text-primary); }
.auth-modal-card h2 { font-size: 1.1rem; font-weight: 700; color: var(--text-primary); margin-bottom: 0.2rem; letter-spacing: -0.02em; }
.auth-subtitle { font-size: 0.72rem; color: var(--text-secondary); margin-bottom: 1rem; }
.auth-field { margin-bottom: 0.6rem; }
.auth-field label { display: block; font-size: 0.68rem; font-weight: 600; color: var(--text-secondary); margin-bottom: 0.2rem; }
.auth-field input { width: 100%; padding: 0.4rem 0.6rem !important; font-size: 0.82rem !important; }
.auth-error {
    font-size: 0.68rem;
    color: var(--danger);
    margin-bottom: 0.5rem;
    padding: 0.35rem 0.5rem;
    background: var(--danger-bg);
    border: 1px solid rgba(239, 68, 68, 0.25);
    border-radius: var(--radius-md);
}
.auth-error.auth-success {
    color: var(--success);
    background: var(--success-bg);
    border-color: rgba(34, 197, 94, 0.25);
}
/* Converter cluster list — checkboxes for liner parts detected in a PDF */
.converter-cluster-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.3rem 0.5rem;
    font-size: 0.82rem;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}
.converter-cluster-row:hover { background: rgba(255, 255, 255, 0.02); }
.converter-cluster-row .converter-cluster-text { color: var(--text-tertiary); font-variant-numeric: tabular-nums; }
.converter-cluster-row .converter-cluster-text.is-liner { color: var(--success); font-weight: 500; }
/* Inspection scan buttons — three variants tied to different AI providers */
.insp-scan-btn {
    display: none;
    width: 100%;
    padding: 0.5rem;
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    color: #fff;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    margin-bottom: 0.35rem;
    font-family: var(--font-sans);
    transition: all var(--transition-fast), transform 0.12s var(--fl2026-spring-ease);
}
.insp-scan-btn:active { transform: scale(0.97); }
.insp-scan-btn:disabled { cursor: wait; opacity: 0.85; }
.insp-scan-btn--teal { background: #0f766e; border-color: rgba(13, 148, 136, 0.4); }
.insp-scan-btn--teal:hover:not(:disabled) { background: #14857c; box-shadow: 0 0 14px rgba(13, 148, 136, 0.35); }
.insp-scan-btn--teal.is-running, .insp-scan-btn--teal:disabled { background: #0d9488; }
.insp-scan-btn--blue { background: #1e40af; border-color: rgba(59, 130, 246, 0.4); }
.insp-scan-btn--blue:hover:not(:disabled) { background: #2952c4; box-shadow: 0 0 14px rgba(59, 130, 246, 0.35); }
.insp-scan-btn--blue.is-running, .insp-scan-btn--blue:disabled { background: #3b82f6; }
.insp-scan-btn--purple { background: #7c3aed; border-color: rgba(147, 51, 234, 0.4); }
.insp-scan-btn--purple:hover:not(:disabled) { background: #8b4eef; box-shadow: 0 0 14px rgba(147, 51, 234, 0.35); }
.insp-scan-btn--purple.is-running, .insp-scan-btn--purple:disabled { background: #9333ea; }
/* Reusable status message (used by QA log and others) */
.status-message {
    display: none;
    font-size: 0.72rem;
    margin-top: 0.3rem;
    padding: 0.3rem 0.5rem;
    border-radius: var(--radius-md);
    color: var(--success);
    background: var(--success-bg);
    border: 1px solid rgba(34, 197, 94, 0.2);
}
.status-message.status-error {
    color: var(--danger);
    background: var(--danger-bg);
    border-color: rgba(239, 68, 68, 0.25);
}
.auth-submit { width: 100%; padding: 0.45rem; font-size: 0.82rem; font-weight: 600; color: var(--text-inverse); background: var(--primary); border: none; border-radius: var(--radius-md); cursor: pointer; transition: all var(--transition-base); font-family: var(--font-sans); box-shadow: var(--shadow-xs); }
.auth-submit:hover { background: var(--primary-hover); box-shadow: var(--shadow-sm); }
.auth-submit:active { transform: scale(0.98); }
.auth-submit:disabled { opacity: 0.6; cursor: not-allowed; }
.upgrade-plan { position: relative; }
.upgrade-plan--monthly { background: var(--success); }
.upgrade-plan--monthly:hover { background: var(--success); filter: brightness(1.12); box-shadow: 0 0 20px rgba(34,197,94,0.35); }
.upgrade-plan--yearly { background: var(--info); }
.upgrade-plan--yearly:hover { background: var(--info); filter: brightness(1.12); box-shadow: 0 0 20px rgba(59,130,246,0.4); }
.upgrade-plan-save { font-size: 0.7rem; opacity: 0.85; }
.auth-links { margin-top: 0.75rem; text-align: center; }
.auth-links a { display: block; font-size: 0.68rem; color: var(--primary); text-decoration: none; margin-bottom: 0.25rem; cursor: pointer; }
.auth-links a:hover { text-decoration: underline; }
/* === DXF VIEWER === */
#dxf-viewer-container {
    position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    display: none; z-index: 5;
    background: var(--bg-surface-secondary);
    background-image: var(--fl2026-dot-grid);
    background-size: var(--fl2026-dot-grid-size);
    flex-direction: column; align-items: center; justify-content: center;
}
#dxf-viewer-container .dxf-viewer-placeholder { text-align: center; color: var(--text-tertiary); }
#dxf-viewer-container .dxf-viewer-placeholder .dxf-drop-zone {
    width: 320px; height: 200px;
    border-radius: var(--radius-xl);
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 0.55rem; cursor: pointer; color: var(--text-tertiary);
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(8px) saturate(140%);
    -webkit-backdrop-filter: blur(8px) saturate(140%);
    position: relative; overflow: hidden;
    transition: transform 0.25s var(--fl2026-spring-ease), background 0.2s ease;
    border: 2px dashed transparent;
    background-clip: padding-box;
}
#dxf-viewer-container .dxf-viewer-placeholder .dxf-drop-zone::before {
    content: ''; position: absolute; inset: -2px; border-radius: inherit; padding: 2px;
    background: conic-gradient(from 0deg, transparent 0%, rgba(255, 255, 255, 0.3) 25%, transparent 50%, rgba(255, 255, 255, 0.3) 75%, transparent 100%);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    animation: insp-drop-spin 6s linear infinite;
    pointer-events: none; opacity: 0.7;
}
#dxf-viewer-container .dxf-viewer-placeholder .dxf-drop-zone::after {
    content: ''; position: absolute; inset: 0; border-radius: inherit;
    border: 2px dashed var(--border); pointer-events: none;
    transition: border-color 0.2s ease;
}
#dxf-viewer-container .dxf-viewer-placeholder .dxf-drop-zone:hover { background: rgba(255, 255, 255, 0.04); transform: scale(1.015); color: var(--text-secondary); }
#dxf-viewer-container .dxf-viewer-placeholder .dxf-drop-zone:hover::after { border-color: var(--primary); }
#dxf-viewer-container .dxf-viewer-placeholder .dxf-drop-zone:hover::before { opacity: 1; }
#dxf-viewer-container .dxf-viewer-placeholder .dxf-drop-icon { font-size: 2rem; }
#dxf-viewer-container .dxf-viewer-placeholder .dxf-drop-text { font-size: 0.85rem; font-weight: 500; color: var(--text-secondary); }
#dxf-viewer-container .dxf-viewer-placeholder .dxf-drop-hint { font-size: 0.72rem; color: var(--text-tertiary); }
#dxf-viewer-container.drag-over { background: rgba(255, 255, 255, 0.05); }
#dxf-viewer-container.drag-over .dxf-drop-zone { transform: scale(1.03); background: rgba(255, 255, 255, 0.06); }
#dxf-viewer-container.drag-over .dxf-drop-zone::after { border-color: var(--primary); }
#dxf-viewer-container.drag-over .dxf-drop-zone::before { opacity: 1; }
@media (prefers-reduced-motion: reduce) {
    #dxf-viewer-container .dxf-viewer-placeholder .dxf-drop-zone::before { animation: none; }
}
#dxf-viewer-canvas { position: absolute; top: 0; left: 0; width: 100%; height: 100%; cursor: grab; }
#dxf-viewer-canvas:active { cursor: grabbing; }
#dxf-viewer-canvas.hidden { display: none; }
#dxf-viewer-info-bar {
    position: absolute; bottom: 10px; left: 50%; transform: translateX(-50%);
    background: rgba(255, 255, 255, 0.92); backdrop-filter: blur(8px) saturate(140%);
    -webkit-backdrop-filter: blur(8px) saturate(140%);
    color: var(--text-inverse); font-size: 0.65rem; font-weight: 500; letter-spacing: 0.02em;
    padding: 0.25rem 0.6rem; border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.25);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    z-index: 10; pointer-events: none; white-space: nowrap;
    font-family: var(--font-mono); font-variant-numeric: tabular-nums;
}
#dxf-viewer-coords {
    position: absolute; top: 10px; right: 10px;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(8px) saturate(140%);
    -webkit-backdrop-filter: blur(8px) saturate(140%);
    color: var(--text-inverse); font-size: 0.66rem; font-weight: 500;
    padding: 0.2rem 0.45rem;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.22);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    z-index: 10; pointer-events: none;
    font-family: var(--font-mono); font-variant-numeric: tabular-nums;
    letter-spacing: 0.02em;
}
/* DXF layers */
.dxfv-layer-list {
    max-height: 280px; overflow-y: auto;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    background: rgba(0, 0, 0, 0.12);
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.2);
}
.dxfv-layer-row {
    display: flex; align-items: center; gap: 0.45rem;
    padding: 0.32rem 0.55rem;
    border-bottom: 1px solid var(--border-light);
    font-size: 0.7rem; cursor: pointer;
    transition: background var(--transition-fast), padding-left var(--transition-fast);
    color: var(--text-primary);
    position: relative;
}
.dxfv-layer-row::before {
    content: ''; position: absolute; left: 0; top: 0; bottom: 0;
    width: 2px; background: transparent;
    transition: background 0.18s ease;
}
.dxfv-layer-row:nth-child(even) { background: rgba(255, 255, 255, 0.015); }
.dxfv-layer-row:last-child { border-bottom: none; }
.dxfv-layer-row:hover { background: rgba(255, 255, 255, 0.06); padding-left: 0.65rem; }
.dxfv-layer-row:hover::before { background: var(--primary); box-shadow: none; }
.dxfv-layer-row.hidden-layer { opacity: 0.35; }
.dxfv-layer-swatch {
    width: 14px; height: 14px;
    border-radius: 3px;
    flex-shrink: 0;
    border: 1px solid rgba(255, 255, 255, 0.16);
    box-shadow:
        0 0 0 1px rgba(0, 0, 0, 0.35),
        0 0 10px var(--swatch-color, rgba(255, 255, 255, 0.25)),
        inset 0 1px 0 rgba(255, 255, 255, 0.18);
    position: relative;
}
.dxfv-layer-name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dxfv-layer-count { color: var(--text-tertiary); font-size: 0.62rem; }
.dxfv-stat { display: flex; justify-content: space-between; font-size: 0.72rem; padding: 0.15rem 0; }
.dxfv-stat-label { color: var(--text-secondary); }
.dxfv-stat-value { font-weight: 600; color: var(--text-primary); }
.dxfv-folder-tree {
    max-height: 280px; overflow-y: auto;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    background: rgba(0, 0, 0, 0.12);
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.2);
}
.dxfv-folder-resize { height: 6px; cursor: ns-resize; background: linear-gradient(to bottom, transparent 1px, var(--border-strong) 2px, var(--border-strong) 3px, transparent 4px); margin-top: 2px; border-radius: 0 0 var(--radius-sm) var(--radius-sm); transition: background 0.15s ease; }
.dxfv-folder-resize:hover { background: linear-gradient(to bottom, transparent 1px, var(--primary) 2px, var(--primary) 3px, transparent 4px); }
.dxfv-tree-row { display: flex; align-items: center; gap: 0.3rem; padding: 0.2rem 0.4rem; font-size: 0.7rem; cursor: pointer; transition: background var(--transition-fast); border-bottom: 1px solid var(--border-light); color: var(--text-primary); }
.dxfv-tree-row:last-child { border-bottom: none; }
.dxfv-tree-row:hover { background: rgba(255, 255, 255, 0.05); color: var(--text-primary); }
.dxfv-tree-row.folder { font-weight: 600; }
.dxfv-tree-row.file { color: var(--text-secondary); }
.dxfv-tree-row.active {
    background: var(--primary-bg);
    color: var(--primary);
    font-weight: 600;
    box-shadow: inset 2px 0 0 var(--primary), inset 0 0 0 1px rgba(255, 255, 255, 0.2);
}
.dxfv-tree-arrow { width: 12px; text-align: center; font-size: 0.58rem; color: var(--text-tertiary); flex-shrink: 0; }
.dxfv-tree-icon { flex-shrink: 0; font-size: 0.68rem; }
.dxfv-tree-name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
/* === RESPONSIVE === */
.mobile-menu-btn { display: none; align-items: center; justify-content: center; background: var(--bg-surface); color: var(--text-primary); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 0.3rem 0.45rem; font-size: 1rem; cursor: pointer; line-height: 1; flex-shrink: 0; }
.mobile-menu-btn:hover { background: var(--bg-surface-secondary); }
.mobile-grid-toggle { display: none; align-items: center; justify-content: center; background: var(--bg-surface-secondary); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 0.3rem 0.45rem; font-size: 0.85rem; cursor: pointer; line-height: 1; flex-shrink: 0; }
.mobile-grid-toggle:hover { background: var(--bg-surface-tertiary); }
.sidebar-close-btn { display: none; position: absolute; top: 0.35rem; right: 0.35rem; background: none; border: none; color: var(--text-tertiary); font-size: 1.25rem; cursor: pointer; line-height: 1; padding: 0.15rem; z-index: 5; }
.sidebar-close-btn:hover { color: var(--text-primary); }
.right-panel-close-btn { display: block; position: absolute; top: 0.35rem; right: 0.4rem; background: none; border: none; color: var(--text-tertiary); font-size: 1.1rem; cursor: pointer; line-height: 1; padding: 0.15rem 0.35rem; z-index: 5; border-radius: var(--radius-sm); transition: color var(--transition-fast), background var(--transition-fast); }
.right-panel-close-btn:hover { color: var(--primary); background: rgba(255, 255, 255, 0.08); }
.right-panel .header { position: relative; }
.sidebar-sticky-top .header { position: relative; }
.mobile-est-btn {
    display: none; position: fixed; top: 50%; right: 0; transform: translateY(-50%); z-index: 30;
    background: var(--bg-surface); color: var(--text-secondary);
    border: 1px solid var(--border); border-right: none;
    border-radius: var(--radius-md) 0 0 var(--radius-md);
    padding: 0.45rem 0.2rem; cursor: pointer; font-size: 0.68rem; font-weight: 600;
    writing-mode: vertical-rl; text-orientation: mixed; letter-spacing: 0.04em;
    box-shadow: var(--shadow-xs);
}
.mobile-est-btn:hover { background: var(--bg-surface-secondary); }
.panel-backdrop { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.3); backdrop-filter: blur(3px); z-index: 99; }
.panel-backdrop.active { display: block; }
.bottom-tab-bar { display: none; position: fixed; bottom: 0; left: 0; right: 0; height: 44px; background: var(--bg-surface); border-top: 1px solid var(--border); z-index: 110; align-items: stretch; }
.bottom-tab { flex: 1; border: none; background: transparent; color: var(--text-tertiary); font-size: 0.68rem; font-weight: 600; cursor: pointer; display: flex; align-items: center; justify-content: center; gap: 0.2rem; transition: all var(--transition-fast); font-family: var(--font-sans); }
.bottom-tab.active { color: var(--primary); background: var(--primary-bg); }
.bottom-tab:hover { color: var(--text-primary); }
@media (max-width: 1366px) {
    :root { --sidebar-width: 310px; --right-panel-width: 220px; }
}
@media (max-width: 1024px) {
    :root { --sidebar-width: 400px; --right-panel-width: 300px; }
    .sidebar { position: fixed; top: 0; left: 0; height: 100vh; min-width: unset; max-width: 90vw; z-index: 100; transform: translateX(-100%); transition: transform 0.25s ease; box-shadow: 4px 0 20px rgba(0,0,0,0.12); }
    .sidebar.open { transform: translateX(0); }
    .right-panel { position: fixed; top: 0; right: 0; height: 100vh; min-width: unset; max-width: 90vw; z-index: 100; transform: translateX(100%); transition: transform 0.25s ease; box-shadow: -4px 0 20px rgba(0,0,0,0.12); }
    .right-panel.open { transform: translateX(0); }
    .right-panel.collapsed { margin-right: 0; transform: translateX(100%); }
    .right-panel-toggle { display: none; }
    .sidebar-toggle { display: none; }
    .mobile-menu-btn { display: flex; }
    .mobile-est-btn { display: block; }
    .sidebar-close-btn { display: block; }
    .right-panel-close-btn { display: block; }
    .toolbar-toggles { display: none; }
    .toolbar-divider { display: none; }
}
@media (max-width: 768px) {
    :root { --sidebar-width: 100vw; --right-panel-width: 100vw; }
    .sidebar { max-width: 100vw; height: calc(100vh - 44px) !important; padding-bottom: 60px; }
    .right-panel { max-width: 100vw; height: calc(100vh - 44px) !important; padding-bottom: 60px; }
    .bottom-tab-bar { display: flex; }
    .mobile-est-btn { display: none; }
    .canvas-area { padding-bottom: 44px; }
    .canvas-toolbar { padding: 0.2rem 0.4rem; }
    .header-logo { font-size: 1.05rem; }
}
/* === INSPECTIONS === */
#inspections-container {
    position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    display: none; z-index: 5;
    background: var(--bg-surface-secondary);
    background-image: var(--fl2026-dot-grid);
    background-size: var(--fl2026-dot-grid-size);
    overflow: hidden;
}
#inspections-canvas { position: absolute; top: 0; left: 0; cursor: grab; }
#inspections-canvas.hidden { display: none; }
#insp-image-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; pointer-events: none; z-index: 10; }
.insp-dim-field { position: absolute; pointer-events: auto; display: flex; flex-direction: column; align-items: center; gap: 1px; }
.insp-dim-label {
    font-weight: 700; color: var(--text-inverse);
    white-space: nowrap;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    border-radius: 3px;
    padding: 0 3px;
    cursor: grab; user-select: none; font-size: 0.68rem;
    font-variant-numeric: tabular-nums;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
}
.insp-dim-label:active { cursor: grabbing; }
.insp-dim-measured {
    padding: 1px 3px;
    border: 1.5px solid rgba(0, 0, 0, 0.35);
    border-radius: 4px;
    text-align: center;
    background: rgba(255, 255, 255, 0.92);
    color: var(--text-inverse);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    font-variant-numeric: tabular-nums;
}
.insp-pass .insp-dim-measured {
    border-color: #059669;
    background: rgba(16, 185, 129, 0.18);
    color: #065F46;
    box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.22), 0 1px 3px rgba(0, 0, 0, 0.1);
}
.insp-fail .insp-dim-measured {
    border-color: #DB2777;
    background: rgba(255, 46, 136, 0.16);
    color: #9D174D;
    box-shadow: 0 0 0 2px rgba(255, 46, 136, 0.25), 0 1px 3px rgba(0, 0, 0, 0.1);
}
.qa-log-entry { position: relative; display: flex; gap: 0.35rem; padding: 0.35rem 0.35rem 0.35rem 0.55rem; border: 1px solid var(--border-light); border-radius: var(--radius-md); margin-bottom: 0.3rem; cursor: pointer; transition: background var(--transition-fast), border-color var(--transition-fast), transform 0.15s var(--fl2026-spring-ease); overflow: hidden; }
.qa-log-entry::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: transparent; transition: background 0.18s ease; }
.qa-log-entry:hover { background: var(--bg-surface-secondary); border-color: rgba(255, 255, 255, 0.25); }
.qa-log-entry:hover::before { background: var(--primary); box-shadow: none; }
.qa-log-entry.qa-log-pass:hover::before { background: var(--success); box-shadow: 0 0 12px rgba(34, 197, 94, 0.5); }
.qa-log-entry.qa-log-fail:hover::before { background: var(--danger); box-shadow: 0 0 12px rgba(239, 68, 68, 0.5); }
.qa-log-entry-thumb { width: 40px; height: 40px; object-fit: contain; border-radius: var(--radius-sm); background: var(--bg-surface-secondary); flex-shrink: 0; }
.qa-log-entry-info { flex: 1; min-width: 0; }
.qa-log-entry-name { font-size: 0.7rem; font-weight: 600; color: var(--text-primary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.qa-log-entry-meta { font-size: 0.62rem; color: var(--text-tertiary); }
.qa-log-entry-status { font-size: 0.65rem; font-weight: 600; }
.qa-log-pass { color: var(--success); }
.qa-log-fail { color: var(--danger); }
.qa-log-mixed { color: var(--warning); }
.insp-placeholder { position: absolute; top: 0; left: 0; right: 0; bottom: 0; display: flex; align-items: center; justify-content: center; z-index: 2; pointer-events: none; }
.insp-placeholder > * { pointer-events: auto; }
.insp-drop-zone {
    width: 320px; height: 200px; border-radius: var(--radius-xl);
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 0.55rem; cursor: pointer; color: var(--text-tertiary);
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(8px) saturate(140%);
    -webkit-backdrop-filter: blur(8px) saturate(140%);
    position: relative; overflow: hidden;
    transition: transform 0.25s var(--fl2026-spring-ease), background 0.2s ease;
    border: 2px dashed transparent;
    background-clip: padding-box;
}
.insp-drop-zone::before {
    content: ''; position: absolute; inset: -2px; border-radius: inherit; padding: 2px;
    background: conic-gradient(from 0deg, transparent 0%, rgba(125,211,252,0.3) 25%, transparent 50%, rgba(125,211,252,0.3) 75%, transparent 100%);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    animation: insp-drop-spin 6s linear infinite;
    pointer-events: none; opacity: 0.7;
}
.insp-drop-zone::after {
    content: ''; position: absolute; inset: 0; border-radius: inherit;
    border: 2px dashed var(--border); pointer-events: none;
    transition: border-color 0.2s ease;
}
@keyframes insp-drop-spin {
    to { transform: rotate(360deg); }
}
@media (prefers-reduced-motion: reduce) {
    .insp-drop-zone::before { animation: none; }
}
.insp-drop-zone:hover { background: rgba(255, 255, 255, 0.04); transform: scale(1.015); color: var(--text-secondary); }
.insp-drop-zone:hover::after { border-color: var(--primary); }
.insp-drop-zone:hover::before { opacity: 1; }
.insp-drop-icon { font-size: 2rem; }
.insp-drop-text { font-size: 0.85rem; font-weight: 500; color: var(--text-secondary); }
.insp-drop-hint { font-size: 0.72rem; color: var(--text-tertiary); }
.insp-site-prompt { font-size: 0.85rem; color: var(--text-tertiary); font-weight: 500; }
#inspections-container.drag-over { background: rgba(255, 255, 255, 0.04); }
#inspections-container.drag-over .insp-drop-zone { border-color: var(--primary); background: var(--primary-bg); }
.insp-mode-toggle {
    display: flex; gap: 2px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    padding: 2px;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}
.insp-mode-btn {
    flex: 1; padding: 0.32rem 0.35rem; font-size: 0.68rem; font-weight: 600;
    cursor: pointer; background: transparent; color: var(--text-tertiary);
    border: none; border-radius: var(--radius-sm);
    transition: color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast), transform 0.12s var(--fl2026-spring-ease);
    font-family: var(--font-sans);
    letter-spacing: 0.01em;
}
.insp-mode-btn.active {
    background: var(--primary-bg);
    color: var(--primary);
    font-weight: 700;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.18);
}
.insp-mode-btn:hover:not(.active) { color: var(--text-primary); background: rgba(255, 255, 255, 0.02); }
.insp-shape-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.2rem; }
.insp-shape-btn { display: flex; flex-direction: column; align-items: center; gap: 1px; padding: 0.3rem 0.15rem; font-size: 0.62rem; font-weight: 500; cursor: pointer; background: var(--bg-surface-secondary); color: var(--text-secondary); border: 1px solid var(--border-light); border-radius: var(--radius-md); transition: all var(--transition-fast); }
.insp-shape-btn:hover { background: var(--bg-surface-tertiary); border-color: var(--border); }
.insp-shape-btn.active { background: var(--primary-bg); border-color: var(--primary); color: var(--primary); }
.insp-shape-icon { font-size: 1rem; }
.insp-shape-label { line-height: 1.1; text-align: center; }
.insp-dim-row { display: flex; align-items: center; justify-content: space-between; gap: 0.35rem; padding: 0.2rem 0; font-size: 0.75rem; }
.insp-dim-row label { font-weight: 500; color: var(--text-primary); }
/* === CONVERTER === */
#converter-container { position: absolute; top: 0; left: 0; right: 0; bottom: 0; display: none; z-index: 5; background: var(--bg-surface-secondary); overflow: hidden; flex-direction: column; align-items: center; justify-content: center; }
.converter-placeholder { display: flex; align-items: center; justify-content: center; height: 100%; width: 100%; }
#converter-drop-zone {
    border: 2px dashed var(--border); border-radius: var(--radius-xl);
    padding: 3rem 2.5rem; text-align: center; cursor: pointer; max-width: 400px;
    background: rgba(255,255,255,0.02);
    color: var(--text-tertiary);
    transition: all var(--transition-base), transform 0.25s var(--fl2026-spring-ease);
    position: relative;
}
#converter-drop-zone::before {
    content: ''; position: absolute; inset: -1px; border-radius: var(--radius-xl);
    box-shadow: 0 0 0 0 rgba(125,211,252,0); transition: box-shadow 0.25s ease;
    pointer-events: none;
}
#converter-drop-zone:hover { border-color: var(--primary); background: var(--primary-bg); color: var(--text-primary); }
#converter-drop-zone:hover::before { box-shadow: 0 0 24px 2px rgba(125,211,252,0.22); }
.converter-drop-icon { font-size: 2.5rem; margin-bottom: 0.5rem; }
.converter-drop-title { font-weight: 600; font-size: 1rem; color: var(--text-secondary); margin-bottom: 0.3rem; }
#converter-drop-zone:hover .converter-drop-title { color: var(--text-primary); }
.converter-drop-hint { color: var(--text-tertiary); font-size: 0.85rem; }
.converter-loading { display: none; position: absolute; inset: 0; align-items: center; justify-content: center; background: rgba(0,0,0,0.4); backdrop-filter: blur(4px); }
.converter-loading-text { font-size: 1rem; color: var(--text-secondary); font-weight: 500; letter-spacing: 0.02em; }
#converter-preview-section { position: absolute; top: 0; left: 0; right: 0; bottom: 0; }
#converter-preview-canvas { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }
body.converter-mode #canvas, body.converter-mode #canvas-hints-overlay, body.converter-mode #canvas-toolbar-2d,
body.converter-mode #liveCoordsDisplay, body.converter-mode #mode-indicator, body.converter-mode #freeformInputOverlay,
body.converter-mode .right-panel { display: none !important; }
/* === EXPORT SECTION === */
.export-section { background: var(--bg-surface-secondary); border-bottom: none !important; }
.export-buttons { display: flex; gap: 0.35rem; margin-bottom: 0.35rem; }
.export-buttons .btn { flex: 1; margin-bottom: 0; }
.export-secondary { display: flex; align-items: center; justify-content: center; gap: 0.4rem; }
.export-link-btn {
    background: none; border: none; color: var(--text-tertiary); cursor: pointer;
    font-size: 0.65rem; font-family: var(--font-sans); padding: 0.15rem;
    transition: color var(--transition-fast);
}
.export-link-btn:hover { color: var(--primary); }
.export-link-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.export-divider { color: var(--border); font-size: 0.5rem; }
/* === SETTINGS MODAL === */
.settings-modal-overlay {
    display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.35); backdrop-filter: blur(6px);
    z-index: 3000; align-items: center; justify-content: center;
}
.settings-modal-overlay.active { display: flex; animation: fade-in 0.12s ease-out; }
.settings-modal-card {
    background: var(--bg-surface); border-radius: var(--radius-xl);
    width: 440px; max-width: 92vw; max-height: 80vh; overflow-y: auto;
    box-shadow: var(--shadow-modal); animation: modal-enter 0.28s var(--fl2026-spring-ease);
}
.settings-modal-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 1rem 1.25rem 0.5rem;
}
.settings-modal-header h2 { font-size: 1rem; font-weight: 700; color: var(--text-primary); letter-spacing: -0.02em; }
.settings-tabs {
    display: flex; gap: 2px; padding: 0 1.25rem; margin-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-light);
}
.settings-tab {
    padding: 0.4rem 0.75rem; border: none; background: transparent;
    color: var(--text-tertiary); font-size: 0.72rem; font-weight: 600;
    cursor: pointer; font-family: var(--font-sans);
    border-bottom: 2px solid transparent; margin-bottom: -1px;
    transition: all var(--transition-fast);
}
.settings-tab:hover { color: var(--text-primary); }
.settings-tab.active { color: var(--primary); border-bottom-color: var(--primary); font-weight: 700; }
.settings-tab-content { padding: 0.5rem 1.25rem 1.25rem; }
.settings-section { }
.settings-desc { font-size: 0.72rem; color: var(--text-tertiary); margin-bottom: 0.75rem; }
.settings-layer-grid { display: flex; flex-direction: column; gap: 0.6rem; }
/* === PROFILE SECTION (inside settings) === */
.profile-row {
    display: flex; align-items: center; gap: 0.75rem;
    padding: 0.75rem 0.9rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border);
    border-radius: 8px;
}
.profile-info { flex: 1; min-width: 0; }
.profile-label {
    font-size: 0.62rem; font-weight: 600;
    letter-spacing: 0.08em; text-transform: uppercase;
    color: var(--text-tertiary);
    margin-bottom: 0.2rem;
}
.profile-email {
    font-size: 0.88rem; font-weight: 500;
    color: var(--text-primary);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.profile-signout {
    font-size: 0.75rem; font-weight: 600;
    padding: 0.4rem 0.75rem;
    background: transparent;
    color: var(--danger);
    border: 1px solid var(--danger-border);
    border-radius: 6px;
    cursor: pointer;
    transition: background var(--transition-fast), color var(--transition-fast);
    flex-shrink: 0;
}
.profile-signout:hover {
    background: rgba(255, 46, 136, 0.12);
    color: var(--danger);
}
/* === ESTIMATING PANEL CLASSES === */
.est-weight-display { font-size: 1.15rem; font-weight: 700; color: var(--text-primary); }
.est-weight-unit-display { font-size: 0.75rem; color: var(--text-secondary); margin-left: 0.15rem; }
.est-weight-detail { font-size: 0.68rem; color: var(--text-tertiary); }
.est-cost-table { width: 100%; font-size: 0.75rem; border-collapse: collapse; }
.est-cost-table td { padding: 0.2rem 0; }
.est-label { color: var(--text-secondary); }
.est-value { text-align: right; font-weight: 500; color: var(--text-primary); }
.est-detail { font-size: 0.65rem; color: var(--text-tertiary); }
.est-row-total { border-top: 1px solid var(--border); }
.est-row-total td { padding-top: 0.35rem; }
.est-label-strong { font-weight: 600; color: var(--text-primary); }
.est-value-strong { text-align: right; font-weight: 700; font-size: 0.88rem; color: var(--text-primary); }
.est-row-grand { border-top: 1px solid var(--border-light); }
.est-value-accent { text-align: right; font-weight: 700; font-size: 0.88rem; color: var(--success); }
.est-project-row { display: flex; gap: 0.35rem; align-items: end; }
.est-parts-header { display: flex; justify-content: space-between; align-items: center; margin-top: 0.35rem; }
.est-parts-label { font-size: 0.72rem; font-weight: 600; color: var(--text-primary); }
.est-clear-btn { background: none; border: none; color: var(--danger); cursor: pointer; font-size: 0.68rem; font-family: var(--font-sans); }
.est-clear-btn:hover { text-decoration: underline; }
.sidebar-inspections-content { display: none; }
.sidebar-inspections-content.active { display: block; }
.sidebar-converter-content { display: none; }
.sidebar-converter-content.active { display: block; }