/* ==========================================================================
   SubMarket — Storefront design system
   Palette: deep warm charcoal + antique gold accent, editorial serif display
   paired with a geometric sans for UI/body text.
   ========================================================================== */

:root {
    /* Color */
    --bg: #0B0A08;
    --bg-raised: #141210;
    --bg-card: #17140F;
    --bg-card-hover: #1D1912;
    --line: #2A2419;
    --line-soft: #1F1B14;
    --ink: #F3EEE4;
    --ink-soft: #C9C0AF;
    --ink-faint: #8A8171;
    --accent: #D2A24C;
    --accent-bright: #E8BE6E;
    --accent-dim: #8C6F35;
    --accent-ink: #1A1409;
    --success: #6FA97A;
    --success-bg: rgba(111, 169, 122, 0.12);
    --danger: #C97062;
    --danger-bg: rgba(201, 112, 98, 0.12);

    /* Type */
    --font-display: "Fraunces", ui-serif, Georgia, serif;
    --font-body: "Plus Jakarta Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
    --font-mono: "JetBrains Mono", ui-monospace, "Cascadia Code", Menlo, monospace;

    /* Layout */
    --container: 1240px;
    --radius-sm: 8px;
    --radius: 14px;
    --radius-lg: 22px;
    --shadow-card: 0 1px 2px rgba(0,0,0,0.4), 0 12px 32px -12px rgba(0,0,0,0.6);
    --shadow-elevated: 0 20px 60px -20px rgba(0,0,0,0.7);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 92px; }
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

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

.skip-link {
    position: absolute; left: -999px; top: 0; z-index: 1000;
    background: var(--accent); color: var(--accent-ink); padding: 10px 16px; border-radius: 0 0 8px 0;
    font-weight: 600;
}
.skip-link:focus { left: 0; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.eyebrow {
    font-family: var(--font-mono);
    font-size: 12.5px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--accent);
    margin: 0 0 10px;
}

h1, h2, h3 { font-family: var(--font-display); font-weight: 600; text-wrap: balance; margin: 0; color: var(--ink); }
h2 { font-size: clamp(28px, 3.4vw, 40px); letter-spacing: -0.01em; }
.text-accent { color: var(--accent); }

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    font-family: var(--font-body); font-weight: 600; font-size: 15px;
    padding: 12px 22px; border-radius: 999px; border: 1px solid transparent;
    cursor: pointer; transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease;
    white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: linear-gradient(180deg, var(--accent-bright), var(--accent)); color: var(--accent-ink); }
.btn-primary:hover { background: linear-gradient(180deg, var(--accent-bright), var(--accent-bright)); }
.btn-outline { border-color: var(--line); color: var(--ink); background: transparent; }
.btn-outline:hover { border-color: var(--accent-dim); background: var(--bg-card); }
.btn-ghost { color: var(--ink-soft); background: transparent; }
.btn-ghost:hover { color: var(--ink); }
.btn-lg { padding: 15px 28px; font-size: 16px; }
.btn-sm { padding: 8px 16px; font-size: 13.5px; }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* ---------- Header ---------- */
.site-header {
    position: sticky; top: 0; z-index: 200;
    background: rgba(11, 10, 8, 0.72);
    backdrop-filter: blur(14px) saturate(140%);
    -webkit-backdrop-filter: blur(14px) saturate(140%);
    border-bottom: 1px solid var(--line-soft);
}
.header-inner {
    max-width: var(--container); margin: 0 auto; padding: 0 24px;
    height: 76px; display: flex; align-items: center; gap: 32px;
}
.brand { display: flex; align-items: center; gap: 10px; flex: none; }
.brand-mark { color: var(--accent); width: 28px; height: 28px; }
.brand-mark svg { width: 100%; height: 100%; }
.brand-word { font-family: var(--font-display); font-size: 20px; font-weight: 600; color: var(--ink); }
.brand-word em { font-style: normal; color: var(--accent); }

.main-nav { display: flex; align-items: center; gap: 28px; flex: 1; }
.main-nav a { font-size: 14.5px; font-weight: 500; color: var(--ink-soft); transition: color 0.15s; }
.main-nav a:hover { color: var(--ink); }

.header-actions { display: flex; align-items: center; gap: 14px; }
.header-search {
    display: flex; align-items: center; gap: 8px;
    background: var(--bg-card); border: 1px solid var(--line); border-radius: 999px;
    padding: 8px 14px; width: 220px; transition: width 0.2s, border-color 0.2s;
}
.header-search:focus-within { border-color: var(--accent-dim); width: 260px; }
.header-search .search-icon { width: 16px; height: 16px; color: var(--ink-faint); flex: none; }
.header-search input { background: none; border: none; color: var(--ink); font-size: 13.5px; width: 100%; outline: none; }
.header-search input::placeholder { color: var(--ink-faint); }
.header-telegram { flex: none; }

.nav-toggle {
    display: none; flex-direction: column; justify-content: center; gap: 5px;
    width: 40px; height: 40px; background: transparent; border: 1px solid var(--line); border-radius: 8px; cursor: pointer;
}
.nav-toggle span { display: block; height: 1.5px; width: 18px; margin: 0 auto; background: var(--ink); transition: transform 0.2s, opacity 0.2s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; padding: 96px 24px 72px; text-align: center; }
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-mesh {
    position: absolute; inset: -20%;
    background:
        radial-gradient(38% 45% at 22% 20%, rgba(210, 162, 76, 0.22), transparent 70%),
        radial-gradient(32% 40% at 82% 12%, rgba(140, 111, 53, 0.16), transparent 70%),
        radial-gradient(45% 50% at 50% 100%, rgba(210, 162, 76, 0.08), transparent 70%);
    animation: mesh-drift 22s ease-in-out infinite alternate;
    will-change: transform;
}
@keyframes mesh-drift {
    from { transform: translate3d(0, 0, 0) scale(1); }
    to { transform: translate3d(-2%, 2%, 0) scale(1.06); }
}
.hero-grid {
    position: absolute; inset: 0;
    background-image: linear-gradient(rgba(243,238,228,0.035) 1px, transparent 1px), linear-gradient(90deg, rgba(243,238,228,0.035) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: radial-gradient(60% 60% at 50% 30%, black, transparent);
}
.hero-inner { position: relative; z-index: 1; max-width: 760px; margin: 0 auto; }
.hero-eyebrow { justify-content: center; }
.hero-title { font-size: clamp(38px, 6.4vw, 68px); line-height: 1.05; letter-spacing: -0.015em; margin-bottom: 22px; }
.hero-desc { font-size: 17px; color: var(--ink-soft); max-width: 560px; margin: 0 auto 34px; }
.hero-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero-stats { margin-top: 44px; font-family: var(--font-mono); font-size: 13px; color: var(--ink-faint); min-height: 18px; }

/* ---------- Trust strip ---------- */
.trust-strip { border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); background: var(--bg-raised); }
.trust-strip-inner {
    max-width: var(--container); margin: 0 auto; padding: 22px 24px;
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
}
.trust-item { display: flex; align-items: center; justify-content: center; gap: 10px; font-size: 14px; font-weight: 500; color: var(--ink-soft); }
.trust-item svg { width: 20px; height: 20px; color: var(--accent); flex: none; }

/* ---------- Sections ---------- */
.section { max-width: var(--container); margin: 0 auto; padding: 88px 24px; }
.section-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; margin-bottom: 28px; flex-wrap: wrap; }

.product-controls { display: flex; gap: 12px; align-items: center; }
.control-search {
    display: flex; align-items: center; gap: 8px;
    background: var(--bg-card); border: 1px solid var(--line); border-radius: 999px; padding: 9px 14px;
}
.control-search svg { width: 15px; height: 15px; color: var(--ink-faint); flex: none; }
.control-search input { background: none; border: none; color: var(--ink); font-size: 13.5px; outline: none; width: 160px; }
.control-search input::placeholder { color: var(--ink-faint); }
.control-select {
    background: var(--bg-card); border: 1px solid var(--line); color: var(--ink-soft);
    border-radius: 999px; padding: 10px 16px; font-size: 13.5px; cursor: pointer; outline: none;
}
.control-select:hover { border-color: var(--accent-dim); }

.category-filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 32px; }
.category-chip {
    font-size: 13px; font-weight: 500; color: var(--ink-soft);
    background: var(--bg-card); border: 1px solid var(--line); border-radius: 999px;
    padding: 7px 16px; cursor: pointer; transition: all 0.15s;
}
.category-chip:hover { border-color: var(--accent-dim); color: var(--ink); }
.category-chip.active { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }

/* ---------- Product grid & cards ---------- */
.product-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 20px;
}
.product-card {
    background: var(--bg-card); border: 1px solid var(--line-soft); border-radius: var(--radius);
    overflow: hidden; display: flex; flex-direction: column; box-shadow: var(--shadow-card);
    transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
    animation: card-in 0.5s ease backwards;
}
.product-card:hover { transform: translateY(-4px); border-color: var(--accent-dim); box-shadow: var(--shadow-elevated); }
@keyframes card-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

.card-media { position: relative; aspect-ratio: 4 / 3; background: var(--bg-raised); overflow: hidden; }
.card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.product-card:hover .card-media img { transform: scale(1.05); }
.card-media-fallback {
    width: 100%; height: 100%; display: flex; align-items: center; justify-content: center;
    font-family: var(--font-display); font-size: 40px; font-weight: 600; color: var(--accent);
    background:
        radial-gradient(120% 120% at 15% 0%, rgba(210,162,76,0.16), transparent 60%),
        linear-gradient(155deg, var(--bg-raised), var(--bg-card));
}
.card-badges { position: absolute; top: 10px; left: 10px; display: flex; gap: 6px; }
.badge {
    font-family: var(--font-mono); font-size: 10.5px; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase;
    padding: 4px 9px; border-radius: 999px; backdrop-filter: blur(6px);
}
.badge-featured { background: rgba(210,162,76,0.85); color: var(--accent-ink); }
.badge-popular { background: rgba(20,18,16,0.75); color: var(--accent-bright); border: 1px solid rgba(210,162,76,0.4); }
.badge-oos { background: rgba(20,18,16,0.85); color: var(--ink-faint); border: 1px solid var(--line); }

.card-body { padding: 16px 16px 18px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.card-title { font-size: 15px; font-weight: 600; color: var(--ink); line-height: 1.35; }
.card-meta { display: flex; align-items: center; justify-content: space-between; margin-top: auto; }
.card-price { font-family: var(--font-mono); font-size: 17px; font-weight: 600; color: var(--accent-bright); font-variant-numeric: tabular-nums; }
.card-stock { font-size: 12px; display: flex; align-items: center; gap: 5px; color: var(--ink-faint); }
.stock-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--success); flex: none; }
.stock-dot.out { background: var(--danger); }
.card-stock.in { color: var(--success); }
.card-stock.out { color: var(--danger); }

/* ---------- Status states ---------- */
.products-status { display: none; }
.products-status.show { display: block; padding: 60px 20px; text-align: center; }
.status-icon { width: 44px; height: 44px; margin: 0 auto 16px; color: var(--ink-faint); }
.status-title { font-family: var(--font-display); font-size: 19px; color: var(--ink); margin-bottom: 6px; }
.status-desc { font-size: 14px; color: var(--ink-faint); max-width: 360px; margin: 0 auto; }
.status-desc a { color: var(--accent); text-decoration: underline; }

.skeleton-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 20px; }
.skeleton-card { background: var(--bg-card); border: 1px solid var(--line-soft); border-radius: var(--radius); overflow: hidden; }
.skeleton-media { aspect-ratio: 4/3; background: linear-gradient(100deg, var(--bg-raised) 30%, var(--bg-card-hover) 50%, var(--bg-raised) 70%); background-size: 200% 100%; animation: shimmer 1.6s ease-in-out infinite; }
.skeleton-line { height: 12px; margin: 14px 16px; border-radius: 4px; background: linear-gradient(100deg, var(--bg-raised) 30%, var(--bg-card-hover) 50%, var(--bg-raised) 70%); background-size: 200% 100%; animation: shimmer 1.6s ease-in-out infinite; }
.skeleton-line.short { width: 40%; }
@keyframes shimmer { from { background-position: 200% 0; } to { background-position: -200% 0; } }

/* ---------- API section ---------- */
.api-section { border-top: 1px solid var(--line-soft); }
.api-section-inner { display: grid; grid-template-columns: 1.1fr 1fr; gap: 56px; align-items: center; }
.api-desc { color: var(--ink-soft); font-size: 15.5px; margin: 16px 0 20px; max-width: 46ch; }
.api-points { list-style: none; padding: 0; margin: 0 0 28px; display: flex; flex-direction: column; gap: 10px; }
.api-points li { font-size: 14px; color: var(--ink-soft); padding-left: 22px; position: relative; }
.api-points li::before { content: ''; position: absolute; left: 0; top: 7px; width: 12px; height: 1.5px; background: var(--accent); }
.code-window { background: #100E0B; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-elevated); }
.code-dots { display: flex; gap: 6px; padding: 12px 14px; border-bottom: 1px solid var(--line-soft); }
.code-dots span { width: 9px; height: 9px; border-radius: 50%; background: var(--line); }
.code-window pre { margin: 0; padding: 20px; overflow-x: auto; }
.code-window code { font-family: var(--font-mono); font-size: 13px; line-height: 1.8; color: var(--ink-soft); white-space: pre; }
.c-key { color: var(--accent-bright); } .c-str { color: #A9C77E; } .c-num { color: #7EB6C7; } .c-muted { color: var(--ink-faint); }

/* ---------- Product detail ---------- */
.product-detail-section { padding-top: 40px; }
.breadcrumb { display: flex; gap: 8px; align-items: center; font-size: 13px; color: var(--ink-faint); margin-bottom: 28px; }
.breadcrumb a { color: var(--ink-faint); transition: color 0.15s; } .breadcrumb a:hover { color: var(--accent); }
.breadcrumb span:last-child { color: var(--ink-soft); }

.product-detail { display: grid; grid-template-columns: 1fr 1fr; gap: 52px; align-items: start; }
.detail-media { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line-soft); aspect-ratio: 1/1; background: var(--bg-card); box-shadow: var(--shadow-card); }
.detail-media img { width: 100%; height: 100%; object-fit: cover; }
.detail-media .card-media-fallback { font-size: 64px; }

.detail-badges { display: flex; gap: 8px; margin-bottom: 14px; }
.detail-title { font-size: clamp(26px, 3.2vw, 36px); margin-bottom: 14px; }
.detail-price-row { display: flex; align-items: baseline; gap: 14px; margin-bottom: 18px; }
.detail-price { font-family: var(--font-mono); font-size: 30px; font-weight: 600; color: var(--accent-bright); font-variant-numeric: tabular-nums; }
.detail-stock { font-size: 14px; font-weight: 500; display: flex; align-items: center; gap: 6px; }
.detail-desc { color: var(--ink-soft); font-size: 15px; line-height: 1.75; white-space: pre-line; margin-bottom: 28px; padding-bottom: 28px; border-bottom: 1px solid var(--line-soft); }

.qty-row { display: flex; align-items: center; gap: 16px; margin-bottom: 24px; }
.qty-label { font-size: 13.5px; color: var(--ink-faint); font-weight: 500; }
.qty-stepper { display: flex; align-items: center; border: 1px solid var(--line); border-radius: 999px; overflow: hidden; }
.qty-stepper button { width: 38px; height: 38px; background: var(--bg-card); border: none; color: var(--ink); font-size: 17px; cursor: pointer; }
.qty-stepper button:hover { background: var(--bg-card-hover); }
.qty-stepper button:disabled { opacity: 0.35; cursor: not-allowed; }
.qty-stepper span { width: 40px; text-align: center; font-family: var(--font-mono); font-variant-numeric: tabular-nums; }

.purchase-note { display: flex; gap: 10px; align-items: flex-start; background: var(--bg-card); border: 1px solid var(--line-soft); border-radius: var(--radius); padding: 14px 16px; margin-top: 18px; font-size: 13.5px; color: var(--ink-faint); }
.purchase-note svg { width: 17px; height: 17px; color: var(--accent); flex: none; margin-top: 1px; }

@media (max-width: 860px) {
    .product-detail { grid-template-columns: 1fr; gap: 28px; }
    .api-section-inner { grid-template-columns: 1fr; gap: 40px; }
    .api-copy { text-align: left; }
}

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line-soft); background: var(--bg-raised); }
.footer-inner {
    max-width: var(--container); margin: 0 auto; padding: 64px 24px 40px;
    display: flex; justify-content: space-between; gap: 48px; flex-wrap: wrap;
}
.footer-brand { max-width: 280px; }
.footer-brand p { color: var(--ink-faint); font-size: 14px; margin-top: 10px; }
.footer-cols { display: flex; gap: 56px; flex-wrap: wrap; }
.footer-col { display: flex; flex-direction: column; gap: 10px; }
.footer-col h4 { font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-faint); margin-bottom: 4px; font-weight: 600; }
.footer-col a { font-size: 14px; color: var(--ink-soft); transition: color 0.15s; }
.footer-col a:hover { color: var(--accent); }
.footer-bottom { border-top: 1px solid var(--line-soft); padding: 20px 24px; text-align: center; font-size: 13px; color: var(--ink-faint); }

/* ---------- Legal modal ---------- */
.modal-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,0.6); backdrop-filter: blur(4px); z-index: 500; display: flex; align-items: center; justify-content: center; padding: 20px; }
.modal-backdrop[hidden] { display: none; }
.modal-card { background: var(--bg-raised); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 32px; max-width: 460px; position: relative; box-shadow: var(--shadow-elevated); }
.modal-card h3 { margin-bottom: 14px; font-size: 20px; }
.modal-card p { color: var(--ink-soft); font-size: 14.5px; line-height: 1.7; }
.modal-close { position: absolute; top: 16px; right: 16px; background: none; border: none; color: var(--ink-faint); font-size: 22px; cursor: pointer; line-height: 1; }
.modal-close:hover { color: var(--ink); }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
    .main-nav { display: none; }
    .header-search { display: none; }
    .nav-toggle { display: flex; }
    .trust-strip-inner { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
    .header-inner { height: 66px; padding: 0 16px; }
    .brand-word { font-size: 17px; }
    .hero { padding: 56px 16px 48px; }
    .hero-title { font-size: clamp(30px, 9vw, 42px); }
    .hero-desc { font-size: 15.5px; }
    .hero-cta { flex-direction: column; width: 100%; }
    .hero-cta .btn { width: 100%; }
    .section { padding: 56px 16px; }
    .section-head { flex-direction: column; align-items: flex-start; }
    .product-controls { width: 100%; flex-direction: column; align-items: stretch; }
    .control-search, .control-select { width: 100%; }
    .control-search input { width: 100%; }
    .product-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
    .card-body { padding: 12px 12px 14px; }
    .card-title { font-size: 13.5px; }
    .card-price { font-size: 15px; }
    .footer-inner { padding: 48px 16px 32px; gap: 32px; }
    .footer-cols { gap: 32px; }
}
@media (min-width: 1440px) {
    .product-grid { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
}

/* Mobile off-canvas nav */
@media (max-width: 900px) {
    .main-nav.open {
        display: flex; flex-direction: column; gap: 0;
        position: fixed; inset: 66px 0 0 0; background: var(--bg); z-index: 199;
        padding: 12px 20px; border-top: 1px solid var(--line-soft);
    }
    .main-nav.open a { padding: 16px 4px; border-bottom: 1px solid var(--line-soft); font-size: 16px; }
    .main-nav.open .mobile-search { display: flex; margin: 14px 0; }
}
.mobile-search { display: none; align-items: center; gap: 8px; background: var(--bg-card); border: 1px solid var(--line); border-radius: 999px; padding: 10px 14px; }
.mobile-search input { background: none; border: none; color: var(--ink); font-size: 14px; width: 100%; outline: none; }