/* ===================================================================
   VinCity 3D Explorer — Design System
   Premium Real Estate Theme: Navy + Gold + Emerald
   =================================================================== */

:root {
    /* Brand Colors — Warm Premium */
    --bg-primary: #0a0f1e;
    --bg-secondary: #101829;
    --bg-tertiary: #141e33;
    --bg-card: rgba(16, 24, 41, 0.88);
    --bg-glass: rgba(16, 24, 41, 0.65);

    --text-primary: #f0f2f8;
    --text-secondary: #8b95b3;
    --text-muted: #525e7a;

    /* Accent */
    --accent-gold: #d4a853;
    --accent-gold-dim: rgba(212, 168, 83, 0.15);
    --accent-gold-glow: rgba(212, 168, 83, 0.35);

    --accent-emerald: #10b981;
    --accent-emerald-dim: rgba(16, 185, 129, 0.15);

    --accent-cyan: #38bdf8;
    --accent-cyan-dim: rgba(56, 189, 248, 0.12);

    --accent-purple: #a78bfa;

    /* Zone palette */
    --zone-sapphire: #3b82f6;
    --zone-masteri: #a855f7;
    --zone-commercial: #f97316;
    --zone-amenity: #10b981;
    --zone-park: #22c55e;

    /* Status */
    --success: #10B981;
    --warning: #F59E0B;
    --danger: #EF4444;

    /* Borders */
    --border-subtle: rgba(255, 255, 255, 0.06);
    --border-glass: rgba(255, 255, 255, 0.1);
    --border-accent: rgba(212, 168, 83, 0.3);

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px rgba(212, 168, 83, 0.12);

    /* Typography */
    --font-ui: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-heading: 'Outfit', 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Spacing */
    --gap-xs: 4px; --gap-sm: 8px; --gap-md: 16px;
    --gap-lg: 24px; --gap-xl: 32px;

    /* Borders */
    --radius-sm: 8px; --radius-md: 12px; --radius-lg: 16px;
    --radius-xl: 24px; --radius-full: 9999px;

    /* Transitions */
    --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --dur-fast: 150ms; --dur-normal: 300ms; --dur-slow: 500ms;

    /* Glass */
    --glass-blur: blur(20px);
    --glass-saturate: saturate(1.8);
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body {
    width: 100%; height: 100%; overflow: hidden;
    background: var(--bg-primary); color: var(--text-primary);
    font-family: var(--font-ui); font-size: 14px; line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-gold); text-decoration: none; }
input, select, button { font-family: inherit; font-size: inherit; }
.hidden { display: none !important; }

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--text-muted); border-radius: 3px; }

/* ===================================================================
   LOADING SCREEN
   =================================================================== */
.loading-screen {
    position: fixed; inset: 0; z-index: 10000;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    background: linear-gradient(135deg, #060b18 0%, #0a1128 30%, #0d1a30 70%, #081020 100%);
    transition: opacity 0.8s var(--ease-out), visibility 0.8s;
    overflow: hidden;
}
.loading-screen.fade-out { opacity: 0; visibility: hidden; pointer-events: none; }

/* Floating particles */
.loading-particles { position: absolute; inset: 0; pointer-events: none; }
.lp {
    position: absolute; width: 4px; height: 4px;
    background: var(--accent-gold); border-radius: 50%;
    opacity: 0; animation: particleFloat 6s ease-in-out infinite;
}
.lp:nth-child(1) { left: 15%; top: 80%; animation-delay: 0s; }
.lp:nth-child(2) { left: 35%; top: 70%; animation-delay: 1s; width: 3px; height: 3px; }
.lp:nth-child(3) { left: 55%; top: 85%; animation-delay: 2s; width: 5px; height: 5px; }
.lp:nth-child(4) { left: 75%; top: 75%; animation-delay: 3s; width: 2px; height: 2px; }
.lp:nth-child(5) { left: 25%; top: 90%; animation-delay: 4s; }
.lp:nth-child(6) { left: 65%; top: 80%; animation-delay: 5s; width: 3px; height: 3px; }
@keyframes particleFloat {
    0% { opacity: 0; transform: translateY(0) scale(1); }
    20% { opacity: 0.6; }
    80% { opacity: 0.3; }
    100% { opacity: 0; transform: translateY(-300px) scale(0.2); }
}

.loading-content { position: relative; z-index: 1; text-align: center; }

.loading-logo-wrap {
    position: relative; display: inline-block; margin-bottom: 28px;
}
.loading-logo {
    width: 130px; height: 130px;
    animation: logoPulse 3s ease-in-out infinite;
}
.loading-ring {
    animation: ringRotate 12s linear infinite;
    transform-origin: 60px 60px;
}
@keyframes logoPulse {
    0%, 100% { transform: scale(1); filter: drop-shadow(0 0 20px var(--accent-gold-glow)); }
    50% { transform: scale(1.04); filter: drop-shadow(0 0 50px rgba(212,168,83,0.5)); }
}
@keyframes ringRotate { to { transform: rotate(360deg); } }

.loading-title {
    font-family: var(--font-heading); font-size: 2.4rem; font-weight: 800;
    background: linear-gradient(135deg, #c4953d, #f0d68a, #d4a853, #f7e4a8);
    background-size: 300% 300%;
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text; animation: shimmer 4s ease infinite;
    margin-bottom: 6px; letter-spacing: -0.5px;
}
@keyframes shimmer {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.loading-sub {
    color: var(--text-secondary); font-size: 0.88rem;
    margin-bottom: 36px; letter-spacing: 2px;
    text-transform: uppercase; font-weight: 500;
}

.loading-bar-track {
    width: 320px; height: 3px; background: rgba(255,255,255,0.06);
    border-radius: 2px; overflow: hidden; margin: 0 auto;
}
.loading-bar-fill {
    width: 0%; height: 100%;
    background: linear-gradient(90deg, var(--accent-gold), #f0d68a, var(--accent-emerald));
    border-radius: 2px; transition: width 0.5s var(--ease-out);
    box-shadow: 0 0 12px rgba(212,168,83,0.5);
}
.loading-status {
    margin-top: 14px; font-size: 0.72rem;
    color: var(--text-muted); font-family: var(--font-mono);
    letter-spacing: 0.5px;
}

/* ===================================================================
   APP LAYOUT
   =================================================================== */
.app-container { width: 100%; height: 100%; position: relative; overflow: hidden; }
.canvas-container { position: absolute; inset: 0; z-index: 0; }
.canvas-container canvas { display: block; width: 100% !important; height: 100% !important; }

/* ===================================================================
   TOP BAR
   =================================================================== */
.top-bar {
    position: absolute; top: 0; left: 0; right: 0; z-index: 100;
    display: flex; align-items: center; justify-content: space-between;
    padding: var(--gap-sm) var(--gap-lg);
    background: var(--bg-glass);
    backdrop-filter: var(--glass-blur) var(--glass-saturate);
    -webkit-backdrop-filter: var(--glass-blur) var(--glass-saturate);
    border-bottom: 1px solid var(--border-subtle);
    height: 56px;
}
.top-bar-left { display: flex; align-items: center; gap: var(--gap-md); }
.logo-sm { width: 34px; height: 34px; filter: drop-shadow(0 0 8px var(--accent-gold-glow)); }

.top-bar-title {
    font-family: var(--font-heading); font-size: 1.1rem;
    font-weight: 700; line-height: 1.2; white-space: nowrap;
    margin: 0;
}
.zone-badge {
    display: inline-block; font-size: 0.62rem; padding: 1px 8px;
    background: var(--accent-gold-dim); color: var(--accent-gold);
    border-radius: var(--radius-full); font-weight: 600;
    text-transform: uppercase; letter-spacing: 0.8px;
}

.top-bar-center { flex: 1; max-width: 420px; margin: 0 var(--gap-lg); }

/* Search */
.search-box {
    position: relative; display: flex; align-items: center;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-full); padding: 0 var(--gap-md);
    transition: all var(--dur-normal) var(--ease-out);
}
.search-box:focus-within {
    border-color: var(--accent-gold);
    box-shadow: 0 0 0 3px var(--accent-gold-dim);
}
.search-icon { width: 18px; height: 18px; stroke: var(--text-muted); flex-shrink: 0; }
.search-box input {
    flex: 1; background: none; border: none; color: var(--text-primary);
    padding: 8px 10px; outline: none; font-size: 0.85rem;
}
.search-box input::placeholder { color: var(--text-muted); }

.search-dropdown {
    position: absolute; top: calc(100% + 6px); left: 0; right: 0;
    background: rgba(16, 24, 41, 0.97);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(212,168,83,0.15);
    border-radius: var(--radius-md);
    box-shadow: 0 8px 32px rgba(0,0,0,0.5);
    overflow: hidden; z-index: 100;
}
.search-dropdown.hidden { display: none; }

.search-filters {
    display: flex; gap: 6px; padding: 8px 10px;
    border-bottom: 1px solid var(--border-subtle);
    overflow-x: auto; scrollbar-width: none;
}
.search-filters::-webkit-scrollbar { display: none; }

.filter-pill {
    padding: 5px 12px; font-size: 0.72rem; font-weight: 500;
    border: 1px solid rgba(255,255,255,0.1); border-radius: 20px;
    background: rgba(255,255,255,0.04); color: var(--text-muted);
    cursor: pointer; transition: all 0.2s; white-space: nowrap;
    display: inline-flex; align-items: center; gap: 5px;
}
.filter-pill:hover {
    background: var(--accent-gold-dim);
    border-color: rgba(212,168,83,0.3); color: #fff;
}
.filter-pill.active {
    background: linear-gradient(135deg, rgba(212,168,83,0.15), rgba(212,168,83,0.25));
    border-color: var(--accent-gold); color: #fff; font-weight: 600;
}

.search-results { max-height: 300px; overflow-y: auto; }
.search-results:empty { display: none; }

.search-result-item {
    display: flex; align-items: center; gap: var(--gap-sm);
    padding: 10px var(--gap-md); cursor: pointer;
    transition: background var(--dur-fast);
    border-bottom: 1px solid var(--border-subtle);
}
.search-result-item:hover { background: rgba(212,168,83,0.06); }
.search-result-item:last-child { border-bottom: none; }

.search-result-emoji { font-size: 1.2rem; flex-shrink: 0; }
.search-result-info { flex: 1; min-width: 0; }
.search-result-name { font-weight: 500; font-size: 0.85rem; display: block; }
.search-result-meta { font-size: 0.7rem; color: var(--text-muted); display: block; }

.top-bar-right { display: flex; align-items: center; gap: var(--gap-sm); position: relative; }

.top-bar-divider {
    width: 1px; height: 24px; background: var(--border-subtle); margin: 0 2px;
}

.icon-btn {
    display: flex; align-items: center; justify-content: center;
    width: 36px; height: 36px;
    background: rgba(255,255,255,0.05); border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm); color: var(--text-secondary);
    cursor: pointer; transition: all var(--dur-normal) var(--ease-out);
}
.icon-btn:hover {
    background: var(--accent-gold-dim); border-color: var(--accent-gold);
    color: var(--accent-gold);
}
.icon-btn svg { width: 18px; height: 18px; }
.icon-btn.active {
    background: var(--accent-gold-dim); border-color: var(--accent-gold);
    color: var(--accent-gold);
}
.auth-btn.logged-in {
    border-color: var(--accent-gold);
    background: var(--accent-gold-dim);
    color: var(--accent-gold);
    box-shadow: 0 0 10px var(--accent-gold-dim);
}

/* ===================================================================
   STATS BAR
   =================================================================== */
.stats-bar {
    position: absolute; top: 64px; left: var(--gap-lg); z-index: 90;
    display: flex; gap: var(--gap-sm);
    animation: slideDown 0.5s var(--ease-out) 0.3s both;
}
@keyframes slideDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

.stat-card {
    display: flex; align-items: center; gap: 10px;
    padding: 8px 14px;
    background: var(--bg-glass);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    min-width: 120px; cursor: default;
    transition: all var(--dur-normal) var(--ease-out);
}
.stat-card:hover {
    border-color: var(--accent-gold);
    background: rgba(212,168,83,0.06);
    transform: translateY(-2px);
}

.stat-icon-wrap {
    width: 34px; height: 34px; border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.stat-icon-wrap svg { width: 18px; height: 18px; }
.stat-icon-wrap.gold {
    background: linear-gradient(135deg, rgba(212,168,83,0.15), rgba(212,168,83,0.08));
    color: var(--accent-gold);
}
.stat-icon-wrap.rose {
    background: linear-gradient(135deg, rgba(244,63,94,0.15), rgba(244,63,94,0.06));
    color: #f43f5e;
}
.stat-icon-wrap.cyan {
    background: linear-gradient(135deg, rgba(56,189,248,0.15), rgba(56,189,248,0.06));
    color: var(--accent-cyan);
}
.stat-icon-wrap.emerald {
    background: linear-gradient(135deg, rgba(16,185,129,0.15), rgba(16,185,129,0.06));
    color: var(--accent-emerald);
}

.stat-value {
    font-family: var(--font-heading); font-size: 1.1rem;
    font-weight: 700; display: block;
}
.stat-label {
    font-size: 0.62rem; color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 0.5px;
}

/* ===================================================================
   ZONE NAVIGATOR (bottom)
   =================================================================== */
.zone-nav {
    position: absolute; bottom: var(--gap-lg); left: 50%;
    transform: translateX(-50%); z-index: 90;
    display: flex; gap: var(--gap-xs); padding: var(--gap-xs);
    background: var(--bg-glass);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-lg);
    animation: slideUp 0.5s var(--ease-out) 0.5s both;
}
@keyframes slideUp {
    from { opacity: 0; transform: translate(-50%, 30px); }
    to { opacity: 1; transform: translate(-50%, 0); }
}

.zone-btn {
    display: flex; align-items: center; gap: 6px;
    padding: 8px 16px; background: transparent; border: none;
    border-radius: var(--radius-full); color: var(--text-secondary);
    font-size: 0.8rem; font-weight: 500; cursor: pointer;
    white-space: nowrap; transition: all var(--dur-normal) var(--ease-out);
}
.zone-btn:hover { background: rgba(255,255,255,0.06); color: var(--text-primary); }
.zone-btn.active { background: var(--accent-gold-dim); color: var(--accent-gold); }

.zone-dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--zone-color); box-shadow: 0 0 6px var(--zone-color);
}

/* ===================================================================
   BREADCRUMB
   =================================================================== */
.breadcrumb {
    position: absolute; top: 64px; left: 50%; transform: translateX(-50%);
    z-index: 90; display: flex; align-items: center; gap: 6px;
    padding: 6px 16px;
    background: var(--bg-glass); backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-glass); border-radius: var(--radius-full);
    font-size: 0.75rem; color: var(--text-muted);
    animation: slideDown 0.5s var(--ease-out) 0.4s both;
}
.breadcrumb.hidden { display: none !important; }
.breadcrumb-sep { color: var(--text-muted); opacity: 0.4; }
.breadcrumb-item { cursor: pointer; transition: color var(--dur-fast); }
.breadcrumb-item:hover { color: var(--accent-gold); }
.breadcrumb-item.active { color: var(--accent-gold); font-weight: 600; }

/* ===================================================================
   MINIMAP
   =================================================================== */
.minimap-container {
    position: absolute; bottom: 80px; right: var(--gap-lg); z-index: 90;
    width: 220px;
    background: var(--bg-glass); backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-glass); border-radius: var(--radius-md);
    box-shadow: var(--shadow-md); overflow: hidden;
    animation: slideLeft 0.5s var(--ease-out) 0.6s both;
}
@keyframes slideLeft {
    from { opacity: 0; transform: translateX(30px); }
    to { opacity: 1; transform: translateX(0); }
}

.minimap-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 6px 10px; font-size: 0.7rem; font-weight: 600;
    color: var(--text-secondary); text-transform: uppercase;
    letter-spacing: 0.5px; border-bottom: 1px solid var(--border-subtle);
}

.icon-btn-small {
    width: 22px; height: 22px; display: flex; align-items: center;
    justify-content: center; background: none; border: 1px solid var(--border-subtle);
    border-radius: 4px; color: var(--text-muted); cursor: pointer;
    font-size: 0.8rem; transition: all var(--dur-fast);
}
.icon-btn-small:hover { border-color: var(--accent-gold); color: var(--accent-gold); }

.minimap-legend {
    display: flex; gap: 8px; padding: 4px 8px; flex-wrap: wrap;
    border-top: 1px solid var(--border-subtle);
}
.legend-item { display: flex; align-items: center; gap: 3px; font-size: 0.6rem; color: var(--text-muted); }
.legend-dot { width: 6px; height: 6px; border-radius: 50%; }

/* ===================================================================
   BUILDING INSPECTOR (Right Sidebar)
   =================================================================== */
.building-inspector {
    position: absolute; top: 56px; right: 0; bottom: 0;
    width: 380px; z-index: 95;
    background: var(--bg-secondary);
    border-left: 1px solid var(--border-subtle);
    transform: translateX(100%);
    transition: transform var(--dur-slow) var(--ease-out);
    display: flex; flex-direction: column;
    overflow: hidden;
}
.building-inspector.visible { transform: translateX(0); }

.inspector-header {
    padding: 16px 20px; border-bottom: 1px solid var(--border-subtle);
    display: flex; align-items: flex-start; gap: 12px;
    flex-shrink: 0;
}
.inspector-close {
    width: 28px; height: 28px; border-radius: 50%;
    background: rgba(255,255,255,0.05); border: 1px solid var(--border-subtle);
    color: var(--text-muted); cursor: pointer; font-size: 1.1rem;
    display: flex; align-items: center; justify-content: center;
    transition: all var(--dur-fast); flex-shrink: 0;
}
.inspector-close:hover { background: rgba(239,68,68,0.1); border-color: var(--danger); color: var(--danger); }

.inspector-title {
    font-family: var(--font-heading); font-size: 1.25rem;
    font-weight: 700; line-height: 1.3;
}
.inspector-subtitle { font-size: 0.8rem; color: var(--text-muted); margin-top: 2px; }

.inspector-body {
    flex: 1; overflow-y: auto; padding: 0;
}

/* Floor selector */
.floor-selector {
    padding: 12px 16px; border-bottom: 1px solid var(--border-subtle);
}
.floor-selector-title {
    font-size: 0.7rem; font-weight: 600; color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 0.8px; margin-bottom: 8px;
}

.floor-list {
    display: flex; flex-direction: column; gap: 2px;
    max-height: 320px; overflow-y: auto;
}

.floor-item {
    display: flex; align-items: center; gap: 10px;
    padding: 8px 12px; border-radius: var(--radius-sm);
    cursor: pointer; transition: all var(--dur-fast);
    border: 1px solid transparent;
}
.floor-item:hover { background: rgba(255,255,255,0.04); }
.floor-item.active {
    background: var(--accent-gold-dim);
    border-color: rgba(212,168,83,0.2);
}

.floor-number {
    width: 36px; height: 36px; border-radius: var(--radius-sm);
    background: rgba(255,255,255,0.04);
    display: flex; align-items: center; justify-content: center;
    font-family: var(--font-mono); font-size: 0.8rem; font-weight: 600;
    color: var(--text-secondary); flex-shrink: 0;
}
.floor-item.active .floor-number {
    background: var(--accent-gold); color: #000;
}

.floor-info { flex: 1; min-width: 0; }
.floor-name { font-size: 0.82rem; font-weight: 500; }
.floor-type-badge {
    font-size: 0.62rem; padding: 1px 6px;
    border-radius: var(--radius-full); font-weight: 600;
    display: inline-block; margin-top: 2px;
}
.floor-type-badge.parking { background: rgba(100,116,139,0.2); color: #94a3b8; }
.floor-type-badge.commercial { background: rgba(249,115,22,0.15); color: #f97316; }
.floor-type-badge.amenity { background: rgba(16,185,129,0.15); color: #10b981; }
.floor-type-badge.residential { background: rgba(59,130,246,0.15); color: #3b82f6; }
.floor-type-badge.rooftop { background: rgba(168,85,247,0.15); color: #a855f7; }

/* Inline SVG icons in badges/features */
.floor-type-ico { vertical-align: -2px; }
.floor-type-badge svg { vertical-align: -2px; }
.res-feat svg { vertical-align: -2px; flex-shrink: 0; }
.service-meta-item svg { vertical-align: -2px; }
.search-result-emoji svg { color: var(--text-secondary); }
.svc-detail-emoji svg { color: var(--accent-gold); }
.empty-state-icon svg { color: var(--text-muted); }

.floor-svc-count {
    font-size: 0.7rem; color: var(--text-muted);
    font-family: var(--font-mono); white-space: nowrap;
}

/* Floor detail / services */
.floor-detail {
    padding: 16px;
}
.floor-detail-title {
    font-family: var(--font-heading); font-size: 1rem;
    font-weight: 600; margin-bottom: 12px;
    display: flex; align-items: center; gap: 8px;
}
.floor-detail-title .floor-label {
    font-size: 0.65rem; padding: 2px 8px;
    border-radius: var(--radius-full);
    background: var(--accent-gold-dim); color: var(--accent-gold);
    font-weight: 600; text-transform: uppercase;
}

/* Service cards */
.service-card {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 14px; margin-bottom: 10px;
    cursor: pointer;
    transition: all var(--dur-normal) var(--ease-out);
}
.service-card:hover {
    border-color: var(--accent-gold);
    background: rgba(212,168,83,0.04);
    transform: translateY(-1px);
}

.service-card-header {
    display: flex; align-items: center; gap: 10px; margin-bottom: 8px;
}
.service-emoji { font-size: 1.5rem; flex-shrink: 0; }
.service-name {
    font-weight: 600; font-size: 0.9rem; line-height: 1.3;
}
.service-category {
    font-size: 0.65rem; padding: 1px 6px;
    border-radius: var(--radius-full); font-weight: 600;
    display: inline-block;
}

.service-desc {
    font-size: 0.8rem; color: var(--text-secondary);
    line-height: 1.5; margin-bottom: 8px;
}

.service-meta {
    display: flex; flex-wrap: wrap; gap: 8px;
    font-size: 0.72rem; color: var(--text-muted);
}
.service-meta-item {
    display: flex; align-items: center; gap: 4px;
}

.service-unit-tag {
    font-family: var(--font-mono); font-size: 0.65rem;
    padding: 2px 6px; background: rgba(255,255,255,0.05);
    border-radius: 4px; color: var(--text-secondary);
}

/* Empty state */
.empty-state {
    text-align: center; padding: 40px 20px; color: var(--text-muted);
}
.empty-state-icon { font-size: 2.5rem; margin-bottom: 12px; opacity: 0.5; }
.empty-state-text { font-size: 0.85rem; }

/* ===================================================================
   SERVICE DETAIL PANEL (overlay on inspector)
   =================================================================== */
.service-detail-panel {
    position: absolute; inset: 0;
    background: var(--bg-secondary);
    z-index: 5; display: flex; flex-direction: column;
    transform: translateX(100%);
    transition: transform var(--dur-normal) var(--ease-out);
}
.service-detail-panel.visible { transform: translateX(0); }

.svc-detail-header {
    padding: 16px 20px; border-bottom: 1px solid var(--border-subtle);
    display: flex; align-items: center; gap: 12px; flex-shrink: 0;
}
.svc-detail-back {
    width: 28px; height: 28px; border-radius: 50%;
    background: rgba(255,255,255,0.05); border: 1px solid var(--border-subtle);
    color: var(--text-secondary); cursor: pointer; font-size: 0.85rem;
    display: flex; align-items: center; justify-content: center;
    transition: all var(--dur-fast);
}
.svc-detail-back:hover { border-color: var(--accent-gold); color: var(--accent-gold); }

.svc-detail-body { flex: 1; overflow-y: auto; padding: 20px; }

.svc-detail-emoji { font-size: 3rem; text-align: center; margin-bottom: 12px; }
.svc-detail-name {
    font-family: var(--font-heading); font-size: 1.4rem;
    font-weight: 700; text-align: center; margin-bottom: 4px;
}
.svc-detail-category {
    text-align: center; margin-bottom: 16px;
}

.detail-row {
    display: flex; justify-content: space-between; align-items: center;
    padding: 10px 0; border-bottom: 1px solid var(--border-subtle);
}
.detail-row:last-child { border-bottom: none; }
.detail-row-label { font-size: 0.82rem; color: var(--text-secondary); }
.detail-row-value {
    font-size: 0.82rem; font-weight: 500;
    text-align: right; max-width: 60%;
}

.detail-section { margin-bottom: 20px; }
.detail-section-title {
    font-size: 0.7rem; font-weight: 600; color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 0.8px;
    margin-bottom: 8px; padding-bottom: 6px;
    border-bottom: 1px solid var(--border-subtle);
}

/* ===================================================================
   AR LABELS (CSS2D Objects)
   =================================================================== */
.building-label {
    pointer-events: auto; cursor: pointer;
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    padding: 6px 12px;
    transition: all var(--dur-normal) var(--ease-out);
    text-align: center; white-space: nowrap;
}
.building-label:hover {
    border-color: var(--accent-gold);
    background: rgba(212,168,83,0.1);
    transform: translateY(-2px);
}

.building-label-name {
    font-weight: 600; font-size: 0.78rem;
    display: block; color: var(--text-primary);
}
.building-label-info {
    font-size: 0.62rem; color: var(--text-muted);
    display: block;
}

.building-label-zone {
    width: 6px; height: 6px; border-radius: 50%;
    display: inline-block; margin-right: 4px;
}

/* Highlight animation */
.building-label.highlight {
    border-color: var(--accent-gold);
    box-shadow: 0 0 20px var(--accent-gold-glow);
    animation: labelPulse 1.5s ease infinite;
}
@keyframes labelPulse {
    0%, 100% { box-shadow: 0 0 10px var(--accent-gold-glow); }
    50% { box-shadow: 0 0 25px rgba(212,168,83,0.5); }
}

/* 3D Room Labels (floor detail view) */
.room-label-3d {
    display: flex; flex-direction: column; align-items: center;
    padding: 3px 8px;
    background: rgba(10, 15, 30, 0.85);
    backdrop-filter: blur(6px);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 6px;
    pointer-events: auto; cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
    transform: translateY(-4px);
}
.room-label-3d:hover {
    background: rgba(212,168,83,0.12);
    border-color: rgba(212,168,83,0.3);
    transform: translateY(-6px) scale(1.05);
}
.room-label-num {
    font-family: var(--font-mono);
    font-size: 0.68rem; font-weight: 700;
    letter-spacing: 0.5px;
}
.room-label-name {
    font-size: 0.58rem; color: var(--text-muted);
    max-width: 80px; overflow: hidden;
    text-overflow: ellipsis;
}

/* ===================================================================
   LOADING OVERLAY (after auth, before 3D ready)
   =================================================================== */
.loading-overlay {
    position: absolute; inset: 0; z-index: 200;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    background: var(--bg-primary);
    transition: opacity 0.5s var(--ease-out);
}
.loading-overlay.fade-out { opacity: 0; pointer-events: none; }

.spinner-ring {
    width: 48px; height: 48px; border-radius: 50%;
    border: 3px solid transparent;
    border-top-color: var(--accent-gold);
    animation: spin 1s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.spinner-ring.delay-1 {
    position: absolute; width: 36px; height: 36px;
    border-top-color: var(--accent-emerald);
    animation-duration: 1.5s; animation-direction: reverse;
}

.loading-spinner { position: relative; display: flex; align-items: center; justify-content: center; }
.loading-text {
    margin-top: 20px; font-size: 0.85rem;
    color: var(--text-secondary); text-align: center;
}

/* ===================================================================
   2D FLOOR PLAN CANVAS
   =================================================================== */
.floor-plan-section {
    padding: 0; margin-bottom: 12px;
    border-bottom: 1px solid var(--border-subtle);
}
.floor-plan-canvas {
    width: 100%; height: 200px; display: block;
    background: #0d1525;
    border-bottom: 1px solid var(--border-subtle);
}

/* ===================================================================
   RESIDENTIAL INFO
   =================================================================== */
.residential-info, .parking-info {
    padding: 4px 0;
}

.res-info-card {
    display: flex; align-items: center; gap: 12px;
    padding: 12px 14px; margin-bottom: 12px;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
}
.res-info-icon { font-size: 1.8rem; flex-shrink: 0; }
.res-info-text {
    display: flex; flex-direction: column; gap: 2px;
}
.res-info-text strong {
    font-size: 0.88rem; font-weight: 600;
}
.res-info-text span {
    font-size: 0.75rem; color: var(--text-muted);
}

.res-info-grid {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 6px; margin-bottom: 14px;
}

.res-type-pill {
    display: flex; align-items: center; justify-content: space-between;
    padding: 8px 12px;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--type-color, #666);
    font-size: 0.78rem; font-weight: 500;
    transition: all 0.25s;
}
.res-type-pill.clickable {
    cursor: pointer;
}
.res-type-pill.clickable:hover {
    background: rgba(255,255,255,0.08);
    border-color: var(--type-color, #666);
    transform: translateY(-1px);
    box-shadow: 0 2px 12px rgba(0,0,0,0.3), inset 0 0 0 1px var(--type-color);
}
.res-type-pill.clickable:active {
    transform: scale(0.97);
}
.res-type-pill .res-area {
    font-size: 0.68rem; color: var(--text-muted);
    font-family: var(--font-mono);
}
.res-info-subtitle {
    font-size: 0.68rem; color: var(--accent-gold);
    text-align: center; margin-bottom: 8px;
    opacity: 0.7;
}
.room-label-3d.interior {
    padding: 4px 10px;
    background: rgba(10, 15, 30, 0.92);
    border-width: 1.5px;
}
.room-label-3d.clickable {
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}
.room-label-3d.clickable:hover {
    transform: scale(1.1);
    box-shadow: 0 0 12px rgba(212, 168, 83, 0.5);
    border-color: var(--accent-gold);
    z-index: 100;
}

.res-features {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 6px;
}
.res-feat {
    padding: 8px 10px;
    background: rgba(255,255,255,0.02);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    font-size: 0.72rem; color: var(--text-secondary);
    display: flex; align-items: center; gap: 6px;
}

/* ===================================================================
   AUTH MODAL — Premium
   =================================================================== */
.auth-overlay {
    position: fixed; inset: 0; z-index: 9998;
    background: rgba(0,0,0,0.65);
    backdrop-filter: blur(12px);
    opacity: 0; visibility: hidden;
    transition: all 0.4s var(--ease-out);
}
.auth-overlay.visible { opacity: 1; visibility: visible; }

.auth-modal {
    position: fixed; top: 50%; left: 50%;
    transform: translate(-50%, -50%) scale(0.92);
    z-index: 9999; width: 400px; max-width: 92vw;
    background: linear-gradient(170deg, var(--bg-secondary) 0%, #0c1424 100%);
    border: 1px solid rgba(212,168,83,0.12);
    border-radius: var(--radius-xl);
    box-shadow: 0 24px 80px rgba(0,0,0,0.6), 0 0 60px rgba(212,168,83,0.06);
    opacity: 0; visibility: hidden;
    transition: all 0.4s var(--ease-spring);
    overflow: hidden;
}
.auth-modal.visible {
    opacity: 1; visibility: visible;
    transform: translate(-50%, -50%) scale(1);
}

/* Brand header */
.auth-brand {
    padding: 28px 24px 16px; text-align: center;
    background: linear-gradient(180deg, rgba(212,168,83,0.06) 0%, transparent 100%);
}
.auth-logo { width: 48px; height: 48px; margin-bottom: 8px; }
.auth-brand-text {
    font-family: var(--font-heading); font-size: 1.2rem; font-weight: 700;
    background: linear-gradient(135deg, #c4953d, #f0d68a);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Tabs */
.auth-tabs {
    display: flex; margin: 0 24px;
    border-bottom: 1px solid var(--border-subtle);
}
.auth-tab {
    flex: 1; padding: 12px 0; background: none; border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-muted); font-weight: 600; font-size: 0.82rem;
    cursor: pointer; transition: all var(--dur-normal);
    display: flex; align-items: center; justify-content: center; gap: 6px;
}
.auth-tab svg { width: 14px; height: 14px; }
.auth-tab.active {
    color: var(--accent-gold); border-bottom-color: var(--accent-gold);
}
.auth-tab:hover:not(.active) { color: var(--text-secondary); }

/* Error */
.auth-error {
    margin: 12px 24px 0; padding: 10px 14px;
    background: rgba(239,68,68,0.08);
    border: 1px solid rgba(239,68,68,0.2);
    border-radius: var(--radius-sm); color: var(--danger);
    font-size: 0.78rem; text-align: center;
}

/* Form */
.auth-form { padding: 20px 24px 8px; }
.auth-field { margin-bottom: 16px; }
.auth-field label {
    display: block; font-size: 0.68rem; font-weight: 600;
    color: var(--text-muted); margin-bottom: 6px;
    text-transform: uppercase; letter-spacing: 1px;
}

.auth-input-wrap {
    position: relative; display: flex; align-items: center;
}
.auth-input-icon {
    position: absolute; left: 12px;
    width: 16px; height: 16px; color: var(--text-muted);
    transition: color var(--dur-fast);
    pointer-events: none;
}
.auth-input-wrap:focus-within .auth-input-icon {
    color: var(--accent-gold);
}
.auth-field input {
    width: 100%; padding: 11px 14px 11px 38px;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: var(--text-primary); font-size: 0.88rem;
    transition: all var(--dur-normal); outline: none;
}
.auth-field input:focus {
    border-color: var(--accent-gold);
    box-shadow: 0 0 0 3px var(--accent-gold-dim);
    background: rgba(212,168,83,0.03);
}
.auth-field input::placeholder { color: var(--text-muted); }

/* Submit btn */
.auth-submit {
    width: 100%; padding: 12px;
    background: linear-gradient(135deg, #c4953d, var(--accent-gold), #dbb565);
    border: none; border-radius: var(--radius-sm);
    color: #0a0f1e; font-weight: 700; font-size: 0.88rem;
    cursor: pointer; transition: all var(--dur-normal);
    margin-top: 6px;
    display: flex; align-items: center; justify-content: center; gap: 8px;
    box-shadow: 0 4px 16px rgba(212,168,83,0.25);
}
.auth-submit svg { width: 16px; height: 16px; }
.auth-submit:hover {
    filter: brightness(1.1); transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(212,168,83,0.35);
}
.auth-submit:active { transform: translateY(0); }
.auth-submit:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* Divider */
.auth-divider {
    display: flex; align-items: center; gap: 12px;
    margin: 12px 24px;
}
.auth-divider::before, .auth-divider::after {
    content: ''; flex: 1; height: 1px;
    background: var(--border-subtle);
}
.auth-divider span {
    font-size: 0.68rem; color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 1px;
}

/* Guest btn */
.auth-guest {
    display: flex; align-items: center; justify-content: center; gap: 8px;
    width: calc(100% - 48px); margin: 0 24px 20px; padding: 10px;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: var(--text-secondary); font-size: 0.82rem; font-weight: 500;
    cursor: pointer; transition: all var(--dur-normal);
}
.auth-guest svg { width: 16px; height: 16px; }
.auth-guest:hover {
    background: rgba(255,255,255,0.06);
    border-color: var(--border-glass);
    color: var(--text-primary);
}

/* ===================================================================
   USER DROPDOWN — Premium
   =================================================================== */
.user-dropdown {
    position: absolute; top: calc(100% + 8px); right: 0;
    width: 220px; background: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    box-shadow: 0 12px 40px rgba(0,0,0,0.5);
    opacity: 0; visibility: hidden;
    transform: translateY(-8px) scale(0.96);
    transition: all var(--dur-normal) var(--ease-spring);
    z-index: 200; overflow: hidden;
}
.user-dropdown.visible {
    opacity: 1; visibility: visible;
    transform: translateY(0) scale(1);
}
.user-dropdown-header {
    padding: 14px 16px; display: flex; align-items: center; gap: 10px;
    background: linear-gradient(180deg, rgba(212,168,83,0.06) 0%, transparent 100%);
}
.user-dropdown-avatar {
    width: 36px; height: 36px; border-radius: var(--radius-sm);
    background: var(--accent-gold-dim); color: var(--accent-gold);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.user-dropdown-avatar svg { width: 18px; height: 18px; }
.user-dropdown-name { font-weight: 600; font-size: 0.85rem; }
.user-dropdown-role {
    font-size: 0.68rem; color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 0.5px;
}
.user-dropdown-divider {
    height: 1px; background: var(--border-subtle); margin: 0;
}
.user-dropdown-item {
    display: flex; align-items: center; gap: 10px;
    width: 100%; padding: 11px 16px;
    background: none; border: none; text-align: left;
    color: var(--text-secondary); font-size: 0.82rem;
    cursor: pointer; transition: all var(--dur-fast);
}
.user-dropdown-item svg { width: 15px; height: 15px; flex-shrink: 0; }
.user-dropdown-item:hover {
    background: rgba(255,255,255,0.04); color: var(--text-primary);
}
.user-dropdown-item.danger:hover {
    background: rgba(239,68,68,0.06); color: var(--danger);
}

/* Breadcrumb icon + minimap pin */
.breadcrumb-icon { width: 14px; height: 14px; color: var(--accent-gold); flex-shrink: 0; }
.minimap-pin { width: 12px; height: 12px; color: var(--accent-gold); vertical-align: -2px; margin-right: 2px; }

/* ===================================================================
   MOBILE RESPONSIVE
   =================================================================== */
@media (max-width: 768px) {
    .building-inspector { width: 100%; }
    .stats-bar { display: none; }
    .minimap-container { display: none; }
    .breadcrumb { font-size: 0.65rem; padding: 4px 10px; }
    .search-box input { font-size: 0.8rem; }
    .zone-btn { padding: 6px 10px; font-size: 0.72rem; }
    .auth-modal { width: 95vw; max-width: 400px; }
    .top-bar-divider { display: none; }
}