/* ── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --gold:      #c9a84c;
    --gold-dim:  rgba(201,168,76,.15);
    --bg:        #0c0c0c;
    --bg2:       #111;
    --bg3:       #1a1a1a;
    --fg:        #f0ece4;
    --muted:     #888;
    --border:    rgba(255,255,255,.08);
    --radius:    .75rem;
    --font-sans: 'Inter', sans-serif;
    --font-disp: 'Cormorant Garamond', serif;
    --container: 1280px;
    --transition: .25s ease;
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--fg);
    font-size: 15px;
    line-height: 1.6;
    overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
canvas { display: block; }

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 2rem;
}

/* ── Buttons ──────────────────────────────────────────────── */
.btn-primary {
    display: inline-block;
    padding: .85rem 2rem;
    background: var(--gold);
    color: #111;
    font-family: var(--font-sans);
    font-weight: 700;
    font-size: .75rem;
    letter-spacing: .15em;
    cursor: pointer;
    border: none;
    transition: opacity var(--transition), box-shadow var(--transition);
}
.btn-primary:hover { opacity: .85; box-shadow: 0 0 24px rgba(201,168,76,.35); }

.btn-ghost {
    display: inline-block;
    padding: .85rem 2rem;
    background: transparent;
    color: var(--fg);
    font-weight: 700;
    font-size: .75rem;
    letter-spacing: .15em;
    border: 1px solid var(--border);
    cursor: pointer;
    transition: border-color var(--transition), color var(--transition);
}
.btn-ghost:hover { border-color: var(--gold); color: var(--gold); }

.btn-outline {
    display: inline-block;
    padding: .55rem 1.25rem;
    border: 1px solid var(--gold);
    color: var(--gold);
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: .12em;
    transition: background var(--transition), color var(--transition);
}
.btn-outline:hover { background: var(--gold); color: #111; }

/* ── Header ───────────────────────────────────────────────── */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    background: rgba(12,12,12,.85);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
}
.header-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    align-items: center;
    gap: 2rem;
}
.logo {
    display: flex;
    align-items: center;
    gap: .65rem;
    font-family: var(--font-disp);
    font-size: 1.3rem;
    font-weight: 500;
    letter-spacing: .04em;
    flex-shrink: 0;
}
.main-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
    margin-left: auto;
}
.main-nav a {
    font-size: .7rem;
    font-weight: 600;
    letter-spacing: .12em;
    color: var(--muted);
    transition: color var(--transition);
}
.main-nav a:hover { color: var(--fg); }
.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--fg);
    font-size: 1.4rem;
    cursor: pointer;
    margin-left: auto;
}

@media (max-width: 768px) {
    .nav-toggle { display: block; }
    .main-nav {
        display: none;
        position: absolute;
        top: 100%; left: 0; right: 0;
        flex-direction: column;
        background: var(--bg);
        border-bottom: 1px solid var(--border);
        padding: 1.5rem 2rem;
        gap: 1.2rem;
        align-items: flex-start;
    }
    .main-nav.open { display: flex; }
}

/* ── Hero ─────────────────────────────────────────────────── */
.hero {
    position: relative;
    height: 100vh;
    min-height: 640px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.hero-bg {
    position: absolute;
    inset: 0;
    background: url('https://images.unsplash.com/photo-1613977257363-707ba9348227?w=1600&q=80') center/cover no-repeat;
}
.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(12,12,12,.55) 0%, rgba(12,12,12,.75) 60%, var(--bg) 100%);
}
.hero-content {
    position: relative;
    text-align: center;
    /*max-width: 860px;*/
    padding: 0 2rem;
}
.hero-tagline {
    font-size: .7rem;
    font-weight: 600;
    letter-spacing: .25em;
    color: var(--gold);
    margin-bottom: 1.5rem;
}
.hero-title {
    font-family: var(--font-disp);
    font-size: clamp(3.5rem, 11vw, 9rem);
    font-weight: 300;
    line-height: .95;
    letter-spacing: -.01em;
    margin-bottom: 1.5rem;
}
.hero-title span { display: block; }
.hero-sub {
    color: var(--muted);
    font-size: 1.05rem;
    max-width: 860px;
    margin: 0 auto 2.5rem;
    line-height: 1.7;
}
.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}
.hero-scroll-hint {
    position: absolute;
    bottom: 2.5rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .5rem;
    font-size: .6rem;
    letter-spacing: .2em;
    color: var(--muted);
}
.scroll-line {
    width: 1px;
    height: 3rem;
    background: linear-gradient(to bottom, var(--gold), transparent);
    animation: scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine { 0%,100% { opacity: 0; transform: scaleY(0); transform-origin: top; } 50% { opacity: 1; transform: scaleY(1); } }

/* ── Stats ────────────────────────────────────────────────── */
.stats { padding: 4rem 0; border-bottom: 1px solid var(--border); }
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
    text-align: center;
}
.stat-num {
    display: block;
    font-family: var(--font-disp);
    font-size: 2.8rem;
    font-weight: 400;
    color: var(--gold);
}
.stat-label {
    display: block;
    font-size: .7rem;
    letter-spacing: .12em;
    color: var(--muted);
    margin-top: .25rem;
}

/* ── Section common ───────────────────────────────────────── */
.section-eyebrow {
    font-size: .65rem;
    letter-spacing: .25em;
    color: var(--gold);
    margin-bottom: .75rem;
}
.section-title {
    font-family: var(--font-disp);
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 400;
    line-height: 1.1;
    margin-bottom: 1rem;
}
.section-sub { color: var(--muted); max-width: 500px; }
.section-header { text-align: center; margin-bottom: 3rem; }
.section-header .section-sub { margin: 0 auto; }

/* ── Collection ───────────────────────────────────────────── */
.collection { padding: 6rem 0; }

.filters {
    display: flex;
    gap: .75rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}
.filter-btn {
    padding: .5rem 1.25rem;
    font-size: .68rem;
    font-weight: 700;
    letter-spacing: .12em;
    border: 1px solid var(--border);
    color: var(--muted);
    border-radius: 99px;
    cursor: pointer;
    transition: all var(--transition);
}
.filter-btn:hover, .filter-btn.active {
    border-color: var(--gold);
    color: var(--gold);
    background: var(--gold-dim);
}

.homes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

.home-card {
    display: block;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--bg2);
    transition: border-color var(--transition), transform var(--transition);
    cursor: pointer;
}
.home-card:hover { border-color: var(--gold); transform: translateY(-4px); }

.home-card-viewer {
    position: relative;
    height: 240px;
    background: #0a0a0a;
}
.home-card-viewer canvas {
    width: 100%;
    height: 100%;
}
.card-badge {
    position: absolute;
    top: 1rem; left: 1rem;
    background: var(--gold-dim);
    border: 1px solid rgba(201,168,76,.3);
    color: var(--gold);
    font-size: .62rem;
    font-weight: 700;
    letter-spacing: .15em;
    padding: .3rem .75rem;
    border-radius: 99px;
}
.card-3d-hint {
    position: absolute;
    bottom: .75rem; right: .75rem;
    font-size: .6rem;
    letter-spacing: .15em;
    color: rgba(255,255,255,.35);
}

.home-card-body { padding: 1.5rem; }
.home-card-body h3 {
    font-family: var(--font-disp);
    font-size: 1.4rem;
    font-weight: 400;
    margin-bottom: .5rem;
}
.card-desc { color: var(--muted); font-size: .85rem; margin-bottom: 1rem; }
.card-specs {
    display: flex;
    gap: 1rem;
    font-size: .75rem;
    color: var(--muted);
    margin-bottom: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}
.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.card-price {
    font-family: var(--font-disp);
    font-size: 1.3rem;
    color: var(--gold);
}
.card-cta {
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: .1em;
    color: var(--muted);
    transition: color var(--transition);
}
.home-card:hover .card-cta { color: var(--gold); }

/* ── Vision ───────────────────────────────────────────────── */
.vision { padding: 6rem 0; background: var(--bg2); }
.vision-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}
.vision-text p { color: var(--muted); margin-top: 1rem; }
.vision-features {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}
.feature-item {
    display: flex;
    gap: 1.25rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border);
}
.feature-item:last-child { border-bottom: none; padding-bottom: 0; }
.feature-icon {
    font-size: 1.4rem;
    color: var(--gold);
    flex-shrink: 0;
    margin-top: .1rem;
}
.feature-item h4 { font-family: var(--font-disp); font-size: 1.1rem; margin-bottom: .25rem; }
.feature-item p { color: var(--muted); font-size: .85rem; }

@media (max-width: 900px) { .vision-grid { grid-template-columns: 1fr; gap: 3rem; } }

/* ── Contact ──────────────────────────────────────────────── */
.contact { padding: 6rem 0; }
.contact-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: start;
}
.contact-text p { color: var(--muted); margin-top: 1rem; }

.contact-form { display: flex; flex-direction: column; gap: 1.25rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.form-group { display: flex; flex-direction: column; gap: .4rem; }
.form-group label { font-size: .68rem; letter-spacing: .12em; color: var(--muted); }
.form-group input,
.form-group textarea {
    background: var(--bg3);
    border: 1px solid var(--border);
    color: var(--fg);
    padding: .75rem 1rem;
    font-family: var(--font-sans);
    font-size: .9rem;
    border-radius: 4px;
    transition: border-color var(--transition);
    outline: none;
}
.form-group input:focus,
.form-group textarea:focus { border-color: var(--gold); }
.form-group textarea { resize: vertical; }

@media (max-width: 900px) {
    .contact-inner { grid-template-columns: 1fr; gap: 3rem; }
    .form-row { grid-template-columns: 1fr; }
}

/* ── Footer ───────────────────────────────────────────────── */
.site-footer {
    background: var(--bg2);
    border-top: 1px solid var(--border);
    padding: 4rem 0 0;
}
.footer-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 2rem 3rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}
.footer-brand .logo { margin-bottom: 1rem; }
.footer-brand p { color: var(--muted); font-size: .85rem; max-width: 320px; }
.footer-links {
    display: flex;
    gap: 3rem;
    justify-content: flex-end;
}
.footer-links h4 {
    font-size: .65rem;
    letter-spacing: .15em;
    color: var(--gold);
    margin-bottom: 1rem;
}
.footer-links a {
    display: block;
    color: var(--muted);
    font-size: .85rem;
    margin-bottom: .6rem;
    transition: color var(--transition);
}
.footer-links a:hover { color: var(--fg); }
.footer-bottom {
    border-top: 1px solid var(--border);
    padding: 1.25rem 2rem;
    max-width: var(--container);
    margin: 0 auto;
    color: var(--muted);
    font-size: .75rem;
}

@media (max-width: 768px) {
    .footer-inner { grid-template-columns: 1fr; }
    .footer-links { justify-content: flex-start; }
}

/* ── Detail Page ──────────────────────────────────────────── */
.detail-page { padding: 8rem 0 5rem; }
.breadcrumb {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}
.breadcrumb a {
    font-size: .7rem;
    font-weight: 600;
    letter-spacing: .12em;
    color: var(--muted);
    transition: color var(--transition);
}
.breadcrumb a:hover { color: var(--fg); }
.badges { display: flex; gap: .5rem; }
.badge {
    padding: .3rem .8rem;
    border: 1px solid var(--border);
    border-radius: 99px;
    font-size: .62rem;
    font-weight: 700;
    letter-spacing: .12em;
    color: var(--muted);
}
.badge-gold {
    border-color: rgba(201,168,76,.3);
    color: var(--gold);
    background: var(--gold-dim);
}

.detail-grid {
    display: grid;
    grid-template-columns: 7fr 5fr;
    gap: 4rem;
}
@media (max-width: 900px) { .detail-grid { grid-template-columns: 1fr; } }

.viewer-wrap {
    position: relative;
    height: 540px;
    background: #060606;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}
.viewer-wrap canvas { width: 100%; height: 100%; }
.viewer-label {
    position: absolute;
    top: 1rem; left: 1rem;
    z-index: 10;
    font-size: .62rem;
    font-weight: 700;
    letter-spacing: .15em;
    padding: .35rem .85rem;
    background: rgba(0,0,0,.7);
    border: 1px solid rgba(201,168,76,.3);
    border-radius: 99px;
    color: var(--gold);
    pointer-events: none;
}
.viewer-hint {
    position: absolute;
    bottom: 1rem; right: 1rem;
    z-index: 10;
    font-size: .6rem;
    letter-spacing: .12em;
    color: rgba(255,255,255,.3);
    pointer-events: none;
}

.view-presets {
    display: flex;
    gap: .6rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}
.preset-btn {
    flex: 1;
    min-width: 100px;
    padding: .55rem 1rem;
    background: var(--bg2);
    border: 1px solid var(--border);
    color: var(--muted);
    font-size: .7rem;
    font-weight: 600;
    letter-spacing: .08em;
    cursor: pointer;
    border-radius: 4px;
    transition: all var(--transition);
}
.preset-btn:hover, .preset-btn.active {
    border-color: var(--gold);
    color: var(--gold);
    background: var(--gold-dim);
}

.detail-name {
    font-family: var(--font-disp);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 400;
    margin-bottom: .5rem;
}
.detail-price {
    font-family: var(--font-disp);
    font-size: 2rem;
    color: var(--gold);
    font-weight: 300;
    margin-bottom: 1.5rem;
}
.detail-desc { color: var(--muted); line-height: 1.8; margin-bottom: 2rem; }

.specs-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(255,255,255,.03);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 2rem;
    text-align: center;
}
.spec { display: flex; flex-direction: column; align-items: center; gap: .4rem; }
.spec-val { font-family: var(--font-disp); font-size: 1.4rem; }
.spec-lbl { font-size: .62rem; letter-spacing: .12em; color: var(--muted); }

.features-list h3 {
    font-family: var(--font-disp);
    font-size: 1.2rem;
    margin-bottom: 1rem;
    padding-bottom: .75rem;
    border-bottom: 1px solid var(--border);
}
.features-list ul { list-style: none; display: flex; flex-direction: column; gap: .85rem; }
.features-list li { display: flex; align-items: center; gap: .75rem; font-size: .9rem; }

.detail-actions { display: flex; gap: 1rem; margin-top: 2rem; flex-wrap: wrap; }
.detail-actions .btn-primary,
.detail-actions .btn-ghost { flex: 1; text-align: center; }

/* ── 404 ──────────────────────────────────────────────────── */
.not-found {
    min-height: 80vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 4rem 2rem;
}
.not-found h1 {
    font-family: var(--font-disp);
    font-size: 3rem;
    margin-bottom: 1rem;
}
.not-found a { color: var(--gold); text-decoration: underline; }