/* ============================================================
   Shared game-site foundation for 12 subdomains.
   Each data-site/data-layout pair supplies its own visual system.
   Fully responsive: PC multi-column grid -> mobile single-column list.
   ============================================================ */

:root {
    --bg-primary: #f6f1fb;
    --bg-soft: #fdfaff;
    --ink: #2a1b3d;
    --ink-2: #6f5b85;
    --purple: #8e24aa;
    --purple-deep: #5e1188;
    --violet: #7b2dbe;
    --magenta: #e91e63;
    --pink: #ff4d8d;
    --card: #ffffff;
    --line: rgba(142, 36, 170, 0.10);
    --header-grad: linear-gradient(118deg, #45096e 0%, #8e24aa 48%, #d81b60 100%);
    --nav-grad: linear-gradient(90deg, rgba(38, 6, 66, 0.94), rgba(100, 20, 150, 0.94));
    --footer-grad: linear-gradient(135deg, #360851 0%, #7b1fa2 55%, #c2185b 100%);
    --thumb-grad: linear-gradient(150deg, #f1e2ff 0%, #fde4ef 100%);
    --shadow-xs: 0 2px 6px rgba(74, 20, 120, 0.06);
    --shadow-sm: 0 4px 12px rgba(74, 20, 120, 0.09);
    --shadow-md: 0 10px 26px rgba(74, 20, 120, 0.16);
    --shadow-lg: 0 22px 48px rgba(74, 20, 120, 0.22);
    --radius: 18px;
    --radius-sm: 12px;
    --ease-out: cubic-bezier(0.22, 0.7, 0.3, 1);
    --font-body: 'Segoe UI', -apple-system, 'Helvetica Neue', Arial, sans-serif;
    --font-display: var(--font-body);
    --page-bg:
        radial-gradient(1100px 480px at 88% -8%, rgba(142, 36, 170, 0.10), transparent 60%),
        radial-gradient(900px 420px at -8% 12%, rgba(232, 30, 99, 0.07), transparent 55%),
        radial-gradient(700px 380px at 50% 110%, rgba(123, 31, 162, 0.06), transparent 60%),
        var(--bg-primary);
    --content-width: 1400px;
    --logo-text-grad: linear-gradient(92deg, #ffffff 18%, #ffd7ec 62%, #ffb3d2);
    --search-bg: rgba(255, 255, 255, 0.97);
    --search-ink: #3a2350;
    --search-placeholder: #b39bbf;
    --nav-text: rgba(255, 255, 255, 0.9);
    --nav-hover: rgba(255, 255, 255, 0.14);
    --nav-active-bg: #ffffff;
    --nav-active-ink: var(--purple-deep);
    --nav-item-radius: 999px;
    --nav-justify: center;
    --nav-gap: 4px;
    --nav-padding: 9px 14px;
    --grid-columns: 6;
    --grid-gap: 18px;
    --card-border: var(--line);
    --card-shadow: var(--shadow-xs);
    --card-hover-border: rgba(232, 30, 99, 0.32);
    --card-hover-lift: -7px;
    --thumb-ratio: 4 / 3;
    --thumb-padding: 14px;
    --thumb-image-size: 74%;
    --thumb-grad-2: linear-gradient(150deg, #e2f4ff, #f0e9ff);
    --thumb-grad-3: linear-gradient(150deg, #e4faf0, #fff0e8);
    --thumb-grad-4: linear-gradient(150deg, #fff2e0, #fde6f2);
    --card-info-padding: 13px 15px 15px;
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

html, body {
    min-height: 100%;
    font-family: var(--font-body);
    background: var(--page-bg);
    color: var(--ink);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

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

::selection { background: rgba(232, 30, 99, 0.18); color: var(--purple-deep); }

:focus-visible {
    outline: 3px solid rgba(255, 64, 129, 0.55);
    outline-offset: 2px;
}

.page-wrapper {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* ---------------- Header ---------------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--header-grad);
    box-shadow: 0 10px 30px rgba(58, 8, 96, 0.38);
}

.site-header::before {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.22), rgba(255, 255, 255, 0) 42%);
}

.site-header::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 2px;
    pointer-events: none;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.55), transparent);
}

.header-top {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 15px 20px;
    max-width: var(--content-width);
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 23px;
    font-weight: 800;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    flex-shrink: 0;
    font-family: var(--font-display);
}

.logo .logo-mark {
    width: 46px;
    height: 46px;
    padding: 7px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.14);
    box-shadow:
        inset 0 0 0 1px rgba(255, 255, 255, 0.28),
        0 6px 16px rgba(20, 3, 36, 0.35);
    backdrop-filter: blur(4px);
    transition: transform 0.25s var(--ease-out);
}

.logo:hover .logo-mark { transform: rotate(-6deg) scale(1.05); }

.logo .logo-text {
    background: var(--logo-text-grad);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 14px rgba(255, 255, 255, 0.18);
}

.search-box {
    display: flex;
    align-items: center;
    width: 100%;
    max-width: 430px;
    background: var(--search-bg);
    border-radius: 999px;
    padding: 4px;
    box-shadow:
        0 10px 26px rgba(20, 3, 36, 0.28),
        inset 0 0 0 1px rgba(255, 255, 255, 0.7);
    transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.search-box:focus-within {
    box-shadow:
        0 0 0 3px rgba(255, 64, 129, 0.5),
        0 12px 30px rgba(20, 3, 36, 0.3);
}

.search-box input {
    flex: 1;
    min-width: 0;
    border: none;
    outline: none;
    background: transparent;
    padding: 9px 18px;
    font-size: 15px;
    color: var(--search-ink);
}

.search-box input::placeholder { color: var(--search-placeholder); }

.search-box button {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--magenta), var(--pink));
    color: #fff;
    font-size: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(232, 30, 99, 0.45);
    transition: transform 0.2s ease, filter 0.2s ease;
}

.search-box button:hover { filter: brightness(1.1); transform: scale(1.06); }
.search-box button:active { transform: scale(0.94); }

/* ---------------- Main nav ---------------- */
.main-nav {
    position: relative;
    background: var(--nav-grad);
    display: flex;
    align-items: center;
    justify-content: var(--nav-justify);
    gap: var(--nav-gap);
    padding: var(--nav-padding);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.12),
        0 4px 14px rgba(24, 4, 43, 0.22);
}

.main-nav a {
    display: block;
    padding: 8px 17px;
    border-radius: var(--nav-item-radius);
    color: var(--nav-text);
    font-weight: 700;
    font-size: 14px;
    white-space: nowrap;
    transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.main-nav a:hover { background: var(--nav-hover); color: #fff; }

.main-nav a.active {
    background: var(--nav-active-bg);
    color: var(--nav-active-ink);
    box-shadow: 0 4px 14px rgba(20, 3, 36, 0.3);
}

/* ---------------- Main ---------------- */
.site-main { padding: 30px 0 60px; }

/* ---------------- Section headers ---------------- */
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    margin-bottom: 20px;
}

.section-header + .section-header { margin-top: 42px; }

.section-title {
    display: flex;
    align-items: center;
    gap: 11px;
    font-size: 22px;
    font-weight: 800;
    color: var(--purple-deep);
    letter-spacing: 0.2px;
    font-family: var(--font-display);
}

.section-title::before {
    content: '';
    width: 6px;
    height: 27px;
    border-radius: 6px;
    background: linear-gradient(180deg, var(--purple), var(--magenta));
    box-shadow: 0 3px 8px rgba(232, 30, 99, 0.35);
}

.section-title .icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 13px;
    background: linear-gradient(135deg, var(--magenta), var(--pink));
    color: #fff;
    font-size: 18px;
    box-shadow:
        0 6px 16px rgba(232, 30, 99, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.35);
}

.view-all {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    flex-shrink: 0;
    white-space: nowrap;
    padding: 9px 19px;
    border-radius: 999px;
    background: #fff;
    border: 1.5px solid rgba(142, 36, 170, 0.16);
    color: var(--purple);
    font-weight: 700;
    font-size: 13.5px;
    box-shadow: var(--shadow-xs);
    transition: background 0.25s ease, color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.view-all::after { content: '\2192'; transition: transform 0.25s var(--ease-out); }

.view-all:hover {
    background: linear-gradient(135deg, var(--purple), var(--magenta));
    border-color: transparent;
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 10px 22px rgba(142, 36, 170, 0.38);
}

.view-all:hover::after { transform: translateX(4px); }

/* ---------------- Game grid & cards ---------------- */
.games-grid {
    display: grid;
    grid-template-columns: repeat(var(--grid-columns), 1fr);
    gap: var(--grid-gap);
}

.game-card {
    position: relative;
    background: var(--card);
    border-radius: var(--radius);
    border: 1px solid var(--card-border);
    box-shadow: var(--card-shadow);
    overflow: hidden;
    transition: transform 0.28s var(--ease-out), box-shadow 0.28s ease, border-color 0.28s ease;
}

.game-card:hover {
    transform: translateY(var(--card-hover-lift));
    border-color: var(--card-hover-border);
    box-shadow: var(--shadow-lg);
}

.game-card a { display: flex; flex-direction: column; height: 100%; }

.card-thumb {
    position: relative;
    aspect-ratio: var(--thumb-ratio);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--thumb-padding);
    background: var(--thumb-grad);
    overflow: hidden;
}

.card-thumb::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(130% 90% at 85% 0%, rgba(255, 255, 255, 0.72), transparent 55%);
    pointer-events: none;
}

.card-thumb img {
    position: relative;
    width: var(--thumb-image-size);
    height: var(--thumb-image-size);
    object-fit: contain;
    filter: drop-shadow(0 8px 14px rgba(74, 20, 120, 0.25));
    transition: transform 0.35s var(--ease-out);
}

.game-card:hover .card-thumb img { transform: scale(1.1) rotate(-2deg); }

/* Rotate soft thumb tints for rhythm */
.games-grid .game-card:nth-child(4n+2) .card-thumb { background: var(--thumb-grad-2); }
.games-grid .game-card:nth-child(4n+3) .card-thumb { background: var(--thumb-grad-3); }
.games-grid .game-card:nth-child(4n+4) .card-thumb { background: var(--thumb-grad-4); }

.card-info {
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex: 1;
    padding: var(--card-info-padding);
}

.game-title {
    font-size: 14.5px;
    font-weight: 700;
    color: var(--ink);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    font-family: var(--font-display);
}

.game-meta {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: auto;
    font-size: 11px;
    font-weight: 600;
    color: var(--ink-2);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.game-meta::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--purple), var(--magenta));
    flex-shrink: 0;
}

/* ---------------- Load more ---------------- */
.load-more {
    display: flex;
    justify-content: center;
    margin-top: 34px;
}

.load-more button {
    position: relative;
    padding: 14px 46px;
    border: none;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--purple), var(--magenta) 65%, var(--pink));
    color: #fff;
    font-size: 15px;
    font-weight: 800;
    letter-spacing: 0.4px;
    cursor: pointer;
    box-shadow: 0 10px 24px rgba(168, 46, 146, 0.4);
    transition: transform 0.22s var(--ease-out), box-shadow 0.22s ease, filter 0.22s ease;
}

.load-more button:hover {
    transform: translateY(-3px);
    filter: brightness(1.06);
    box-shadow: 0 16px 32px rgba(168, 46, 146, 0.5);
}

.load-more button:active { transform: translateY(0) scale(0.97); }
.load-more button:disabled { opacity: 0.55; cursor: default; transform: none; box-shadow: none; filter: none; }

/* ---------------- Ads placeholder ---------------- */
.ads { margin: 26px 0; }

.ads-placeholder {
    position: relative;
    min-height: 96px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.85), rgba(249, 232, 255, 0.85));
    border: 1px solid rgba(142, 36, 170, 0.13);
    color: #a78bbf;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    overflow: hidden;
    box-shadow: inset 0 1px 0 #fff, var(--shadow-xs);
}

.ads-placeholder::before {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(-45deg, rgba(142, 36, 170, 0.05) 0 10px, transparent 10px 20px);
}

.ads-placeholder::after {
    content: '';
    position: absolute;
    top: -80%;
    left: -45%;
    width: 42%;
    height: 260%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.65), transparent);
    transform: rotate(22deg);
    animation: ad-shine 5.5s ease-in-out infinite;
}

@keyframes ad-shine {
    0%, 55% { left: -45%; }
    100% { left: 130%; }
}

/* Real ad injected: strip the placeholder look so the ad renders cleanly. */
.ads-placeholder.ads-live {
    min-height: 0;
    display: block;
    background: transparent;
    border: 0;
    box-shadow: none;
    color: inherit;
    letter-spacing: inherit;
    text-transform: none;
}
.ads-placeholder.ads-live::before,
.ads-placeholder.ads-live::after {
    display: none;
}

/* ---------------- Category page ---------------- */
.category-title {
    font-size: 28px;
    font-weight: 800;
    color: var(--purple-deep);
    margin-bottom: 6px;
    letter-spacing: 0.2px;
    font-family: var(--font-display);
}

.category-subtitle {
    font-size: 14.5px;
    color: var(--ink-2);
    margin-bottom: 24px;
}

.no-results {
    text-align: center;
    padding: 70px 20px;
    color: var(--ink-2);
    font-size: 15px;
}

.no-results .view-all { margin-top: 18px; }

/* ---------------- Breadcrumbs ---------------- */
.crumbs {
    display: flex;
    align-items: center;
    gap: 9px;
    font-size: 13px;
    color: var(--ink-2);
    margin-bottom: 20px;
}

.crumbs a {
    color: var(--purple);
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 999px;
    background: rgba(142, 36, 170, 0.07);
    transition: background 0.2s ease, color 0.2s ease;
}

.crumbs a:hover { background: rgba(232, 30, 99, 0.12); color: var(--magenta); }
.crumbs .sep { color: #cbb8d9; }

/* ---------------- Detail page ---------------- */
.game-hero {
    position: relative;
    display: flex;
    gap: 28px;
    background: var(--card);
    border-radius: 22px;
    padding: 30px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--line);
    margin-bottom: 28px;
    overflow: hidden;
}

.game-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--purple), var(--magenta), var(--pink));
}

.game-hero-icon {
    flex-shrink: 0;
    width: 160px;
    height: 160px;
    border-radius: 22px;
    padding: 16px;
    background: var(--thumb-grad);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow:
        inset 0 0 0 1px rgba(142, 36, 170, 0.10),
        0 12px 26px rgba(74, 20, 120, 0.16);
}

.game-hero-icon img { width: 100%; height: 100%; object-fit: contain; filter: drop-shadow(0 10px 18px rgba(74, 20, 120, 0.28)); }

.game-hero-info { flex: 1; display: flex; flex-direction: column; gap: 12px; min-width: 0; }

.game-hero-title {
    font-size: 28px;
    font-weight: 800;
    color: var(--purple-deep);
    line-height: 1.25;
}

.game-tags { display: flex; flex-wrap: wrap; gap: 8px; }

.game-tag {
    padding: 6px 14px;
    border-radius: 999px;
    background: linear-gradient(135deg, #fdf0f5, #fbe9ff);
    border: 1px solid rgba(232, 30, 99, 0.18);
    color: var(--magenta);
    font-size: 12.5px;
    font-weight: 700;
}

.game-hero-des {
    font-size: 15px;
    color: var(--ink-2);
    max-width: 740px;
}

.play-game-btn {
    position: relative;
    align-self: flex-start;
    padding: 14px 38px;
    border: none;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--purple), var(--magenta) 60%, var(--pink));
    color: #fff;
    font-size: 15.5px;
    font-weight: 800;
    letter-spacing: 0.3px;
    cursor: pointer;
    box-shadow: 0 12px 28px rgba(232, 30, 99, 0.45);
    transition: transform 0.22s var(--ease-out), box-shadow 0.22s ease, filter 0.22s ease;
}

.play-game-btn::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    animation: btn-pulse 2.4s ease-out infinite;
    pointer-events: none;
}

.play-game-btn:hover { transform: translateY(-3px); filter: brightness(1.07); box-shadow: 0 18px 36px rgba(232, 30, 99, 0.55); }
.play-game-btn:active { transform: translateY(0) scale(0.97); }

@keyframes btn-pulse {
    0% { box-shadow: 0 0 0 0 rgba(255, 64, 129, 0.45); }
    70% { box-shadow: 0 0 0 16px rgba(255, 64, 129, 0); }
    100% { box-shadow: 0 0 0 0 rgba(255, 64, 129, 0); }
}

.player-panel {
    border-radius: 22px;
    padding: 14px;
    background: linear-gradient(160deg, #3d0b63 0%, #7b1fa2 58%, #c2185b 100%);
    box-shadow: var(--shadow-lg);
    margin-bottom: 30px;
}

.player-frame {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: 16px;
    overflow: hidden;
    background: #12071f;
    border: 1px solid rgba(255, 255, 255, 0.14);
}

.player-frame iframe { width: 100%; height: 100%; border: none; display: block; }

.player-placeholder {
    width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: 16px;
    background:
        radial-gradient(520px 260px at 50% -10%, rgba(142, 36, 170, 0.55), transparent 65%),
        radial-gradient(420px 220px at 85% 110%, rgba(232, 30, 99, 0.35), transparent 60%),
        #14081f;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: #e3cdf0;
    font-size: 15px;
    text-align: center;
    padding: 20px;
}

.player-placeholder .big-emoji { font-size: 56px; filter: drop-shadow(0 8px 18px rgba(232, 30, 99, 0.5)); }

/* ---------------- Similar games ---------------- */
.similar-games-section { margin-top: 10px; }

.similar-games-scroll {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
    margin-top: 20px;
}

.similar-game-card {
    display: flex;
    flex-direction: column;
    background: var(--card);
    border-radius: 16px;
    border: 1px solid var(--line);
    overflow: hidden;
    text-align: center;
    box-shadow: var(--shadow-xs);
    transition: transform 0.26s var(--ease-out), box-shadow 0.26s ease, border-color 0.26s ease;
}

.similar-game-card:hover {
    transform: translateY(-5px);
    border-color: rgba(232, 30, 99, 0.3);
    box-shadow: var(--shadow-md);
}

.similar-game-card img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    background: var(--thumb-grad);
    padding: 14px;
    transition: transform 0.3s var(--ease-out);
}

.similar-game-card:hover img { transform: scale(1.06); }

.similar-game-card .game-title {
    padding: 11px 12px 14px;
    font-size: 13px;
    -webkit-line-clamp: 1;
}

/* ---------------- Footer ---------------- */
.site-footer {
    position: relative;
    background: var(--footer-grad);
    color: rgba(255, 255, 255, 0.92);
    padding: 44px 0 36px;
    margin-top: 48px;
    box-shadow: 0 -12px 32px rgba(58, 8, 96, 0.22);
}

.site-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.5), transparent);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 26px;
    justify-content: center;
    margin-bottom: 16px;
}

.footer-links a {
    position: relative;
    font-size: 14px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.85);
    padding-bottom: 3px;
    transition: color 0.2s ease;
}

.footer-links a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    border-radius: 2px;
    background: var(--pink);
    transition: width 0.25s var(--ease-out);
}

.footer-links a:hover { color: #fff; }
.footer-links a:hover::after { width: 100%; }

.site-footer p { text-align: center; font-size: 13px; color: rgba(255, 255, 255, 0.72); margin-top: 8px; }

/* ---------------- Back to top ---------------- */
.back-to-top {
    position: fixed;
    right: 24px;
    bottom: 28px;
    width: 48px;
    height: 48px;
    border: none;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--purple), var(--magenta));
    color: #fff;
    font-size: 18px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(14px);
    transition: opacity 0.28s ease, transform 0.28s var(--ease-out), visibility 0.28s;
    box-shadow:
        0 12px 26px rgba(168, 46, 146, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.35);
    z-index: 90;
}

.back-to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { transform: translateY(-3px); filter: brightness(1.08); }
.back-to-top:active { transform: translateY(0) scale(0.94); }

/* ---------------- Loading overlay ---------------- */
.loading-overlay {
    position: fixed;
    inset: 0;
    background:
        radial-gradient(700px 340px at 70% -10%, rgba(142, 36, 170, 0.12), transparent 60%),
        var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    z-index: 999;
    transition: opacity 0.4s ease, visibility 0.4s;
}

.loading-overlay.hidden { opacity: 0; visibility: hidden; }

.loading-dot {
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--magenta), var(--pink));
    box-shadow: 0 6px 14px rgba(232, 30, 99, 0.45);
    animation: dot-bounce 1.1s infinite ease-in-out;
}

.loading-dot:nth-child(2) { animation-delay: 0.16s; background: linear-gradient(135deg, var(--purple), var(--violet)); box-shadow: 0 6px 14px rgba(142, 36, 170, 0.45); }
.loading-dot:nth-child(3) { animation-delay: 0.32s; background: linear-gradient(135deg, var(--pink), #ffab40); box-shadow: 0 6px 14px rgba(255, 138, 64, 0.45); }

@keyframes dot-bounce {
    0%, 100% { transform: translateY(0) scale(1); opacity: 0.5; }
    50% { transform: translateY(-12px) scale(1.12); opacity: 1; }
}

/* ---------------- 404 / error page ---------------- */
.error-page {
    position: relative;
    text-align: center;
    padding: 90px 20px;
}

.error-page::before,
.error-page::after {
    content: '\2728';
    position: absolute;
    font-size: 34px;
    opacity: 0.35;
    animation: float-slow 5s ease-in-out infinite;
}

.error-page::before { top: 40px; left: 18%; }
.error-page::after { top: 70px; right: 16%; animation-delay: 1.6s; }

.error-page .code {
    font-size: 104px;
    font-weight: 900;
    line-height: 1;
    background: linear-gradient(135deg, var(--purple), var(--magenta) 60%, var(--pink));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 12px 26px rgba(142, 36, 170, 0.25));
}

.error-page p { color: var(--ink-2); font-size: 16px; margin: 12px 0 28px; }

@keyframes float-slow {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-14px); }
}

/* ============================================================
   Per-site visual systems
   ------------------------------------------------------------
   The hostname bootstrap sets data-site and data-layout on <html>.
   Site blocks own color, type, radius and texture. Layout blocks
   below change composition without duplicating the core components.
   ============================================================ */

/* Ember: warm cinematic firelight. */
html[data-site="ember"] {
    --font-body: 'Trebuchet MS', 'Segoe UI', sans-serif;
    --font-display: 'Arial Black', 'Trebuchet MS', sans-serif;
    --bg-primary: #fff3e8;
    --bg-soft: #fffaf4;
    --ink: #301a16;
    --ink-2: #79554b;
    --purple: #db4c20;
    --purple-deep: #7f2717;
    --violet: #ad351f;
    --magenta: #ef6327;
    --pink: #ff9d45;
    --card: #fffdfa;
    --line: rgba(157, 49, 25, 0.16);
    --header-grad: linear-gradient(112deg, #24100e 0%, #7e2417 48%, #e65b24 100%);
    --nav-grad: linear-gradient(90deg, #2a1210 0%, #652016 100%);
    --footer-grad: linear-gradient(135deg, #1d0e0c, #672016 58%, #b53b1d);
    --thumb-grad: linear-gradient(145deg, #ffe3c8, #fff5e9);
    --thumb-grad-2: linear-gradient(145deg, #ffd4b4, #fff0dc);
    --thumb-grad-3: linear-gradient(145deg, #ffe9b6, #fff5df);
    --thumb-grad-4: linear-gradient(145deg, #ffc9b8, #ffeadf);
    --page-bg: radial-gradient(900px 420px at 82% -10%, rgba(229, 85, 30, 0.22), transparent 60%), linear-gradient(180deg, #fff8f0, #f9e8dc);
    --logo-text-grad: linear-gradient(92deg, #fff 10%, #ffd08e 58%, #ff8a3d);
    --shadow-xs: 0 4px 0 rgba(92, 35, 23, 0.10);
    --shadow-lg: 0 22px 46px rgba(111, 35, 19, 0.25);
    --radius: 10px;
    --radius-sm: 6px;
    --grid-gap: 16px;
    --card-hover-border: rgba(239, 99, 39, 0.58);
}

/* Driftwood: quiet editorial paper and forest ink. */
html[data-site="driftwood"] {
    --font-body: Verdana, Geneva, sans-serif;
    --font-display: Georgia, 'Times New Roman', serif;
    --bg-primary: #f2eee2;
    --bg-soft: #fbf8f0;
    --ink: #27352d;
    --ink-2: #6d746a;
    --purple: #52725c;
    --purple-deep: #294837;
    --violet: #456c60;
    --magenta: #a66c37;
    --pink: #d2a45e;
    --card: #fffdf7;
    --line: rgba(48, 74, 57, 0.20);
    --header-grad: linear-gradient(100deg, #26382d, #4e6d55 62%, #947143);
    --nav-grad: #ede4d2;
    --footer-grad: linear-gradient(135deg, #25352b, #405c48 62%, #745635);
    --thumb-grad: linear-gradient(145deg, #e6dec9, #f7f1e4);
    --thumb-grad-2: linear-gradient(145deg, #d8e4d7, #f2f0dc);
    --thumb-grad-3: linear-gradient(145deg, #eee0c7, #faf5e8);
    --thumb-grad-4: linear-gradient(145deg, #d7ddd0, #eee4d6);
    --page-bg: repeating-linear-gradient(90deg, rgba(72, 91, 69, 0.025) 0 1px, transparent 1px 34px), linear-gradient(180deg, #f7f3e9, #ebe5d8);
    --logo-text-grad: linear-gradient(92deg, #fff, #f4dfae 70%, #d2a45e);
    --nav-text: #3e5847;
    --nav-hover: rgba(58, 89, 66, 0.10);
    --nav-active-bg: #314d3b;
    --nav-active-ink: #fffdf7;
    --radius: 3px;
    --radius-sm: 2px;
    --grid-gap: 24px;
    --card-shadow: 0 8px 20px rgba(49, 61, 48, 0.08);
    --card-hover-border: rgba(82, 114, 92, 0.62);
}

/* Prowl: tactical black and acid green. */
html[data-site="prowl"] {
    --font-body: 'Arial Narrow', Arial, sans-serif;
    --font-display: Impact, 'Arial Black', sans-serif;
    --bg-primary: #0b100d;
    --bg-soft: #111814;
    --ink: #eef9df;
    --ink-2: #9dac91;
    --purple: #9bd13a;
    --purple-deep: #d7ff71;
    --violet: #5f9330;
    --magenta: #d5e43e;
    --pink: #f0ff77;
    --card: #151d18;
    --line: rgba(170, 219, 73, 0.23);
    --header-grad: linear-gradient(115deg, #050806, #182319 58%, #31461d);
    --nav-grad: #080c09;
    --footer-grad: linear-gradient(135deg, #050806, #101812 58%, #22331b);
    --thumb-grad: linear-gradient(145deg, #1c271d, #283626);
    --thumb-grad-2: linear-gradient(145deg, #25331d, #172019);
    --thumb-grad-3: linear-gradient(145deg, #15251f, #26372d);
    --thumb-grad-4: linear-gradient(145deg, #2d321b, #1b2217);
    --page-bg: linear-gradient(rgba(157, 209, 58, 0.035) 1px, transparent 1px), linear-gradient(90deg, rgba(157, 209, 58, 0.035) 1px, transparent 1px), #0b100d;
    --logo-text-grad: linear-gradient(92deg, #fff, #d9ff78 60%, #91cf35);
    --search-bg: #ecf4e4;
    --search-ink: #142016;
    --search-placeholder: #6e8068;
    --nav-active-bg: #b7eb4b;
    --nav-active-ink: #0c120d;
    --radius: 0px;
    --radius-sm: 0px;
    --grid-gap: 12px;
    --card-shadow: 0 0 0 1px rgba(157, 209, 58, 0.08);
    --shadow-lg: 0 18px 38px rgba(0, 0, 0, 0.55);
    --card-hover-border: #b7eb4b;
}

/* Vortex: liquid indigo, cyan and oversized curves. */
html[data-site="vortex"] {
    --font-body: 'Segoe UI', Arial, sans-serif;
    --font-display: 'Century Gothic', 'Segoe UI', sans-serif;
    --bg-primary: #eef7ff;
    --bg-soft: #f7fbff;
    --ink: #14294b;
    --ink-2: #60718e;
    --purple: #5367e9;
    --purple-deep: #293dba;
    --violet: #7449dc;
    --magenta: #00a9c7;
    --pink: #49d7e8;
    --card: rgba(255, 255, 255, 0.82);
    --line: rgba(72, 93, 210, 0.15);
    --header-grad: linear-gradient(125deg, #17236a, #5745cb 52%, #00a9c7);
    --nav-grad: linear-gradient(90deg, rgba(21, 35, 102, 0.94), rgba(57, 62, 178, 0.94));
    --footer-grad: linear-gradient(135deg, #101a55, #4039a9 55%, #087e9d);
    --thumb-grad: radial-gradient(circle at 70% 20%, #ddfbff, #e3e3ff 70%);
    --thumb-grad-2: radial-gradient(circle at 30% 20%, #ddf6ff, #e9e4ff 72%);
    --thumb-grad-3: radial-gradient(circle at 65% 75%, #e2ffff, #dce6ff 72%);
    --thumb-grad-4: radial-gradient(circle at 25% 70%, #efe1ff, #dff8ff 72%);
    --page-bg: radial-gradient(680px 420px at 92% 2%, rgba(69, 213, 230, 0.22), transparent 65%), radial-gradient(600px 400px at 5% 30%, rgba(91, 81, 225, 0.16), transparent 65%), #eef7ff;
    --logo-text-grad: linear-gradient(92deg, #fff, #adf5ff 60%, #8fd1ff);
    --radius: 30px;
    --radius-sm: 18px;
    --nav-item-radius: 14px 999px 999px 14px;
    --grid-gap: 20px;
    --card-shadow: 0 12px 32px rgba(41, 61, 186, 0.10);
    --shadow-lg: 0 28px 54px rgba(41, 61, 186, 0.24);
    --card-hover-border: rgba(0, 169, 199, 0.55);
}

/* Cipher: monochrome terminal with mint phosphor. */
html[data-site="cipher"] {
    --font-body: Consolas, 'Courier New', monospace;
    --font-display: Consolas, 'Courier New', monospace;
    --bg-primary: #07110e;
    --bg-soft: #0b1814;
    --ink: #d9ffe9;
    --ink-2: #7fae98;
    --purple: #38d890;
    --purple-deep: #66f2b1;
    --violet: #29a975;
    --magenta: #4de4bf;
    --pink: #8cffd1;
    --card: #0c1814;
    --line: rgba(77, 228, 191, 0.25);
    --header-grad: linear-gradient(180deg, #06100d, #0d2019);
    --nav-grad: #050c0a;
    --footer-grad: linear-gradient(180deg, #0a1713, #040806);
    --thumb-grad: linear-gradient(135deg, #10241c, #0a1713);
    --thumb-grad-2: linear-gradient(135deg, #102a20, #091612);
    --thumb-grad-3: linear-gradient(135deg, #0b211b, #10251d);
    --thumb-grad-4: linear-gradient(135deg, #16251b, #0c1713);
    --page-bg: repeating-linear-gradient(0deg, rgba(86, 242, 177, 0.028) 0 1px, transparent 1px 4px), #07110e;
    --logo-text-grad: linear-gradient(92deg, #d9ffe9, #55eaae);
    --search-bg: #0d211a;
    --search-ink: #d9ffe9;
    --search-placeholder: #719b88;
    --nav-active-bg: transparent;
    --nav-active-ink: #7effc2;
    --radius: 2px;
    --radius-sm: 2px;
    --nav-item-radius: 2px;
    --grid-gap: 14px;
    --card-shadow: none;
    --shadow-lg: 0 0 28px rgba(62, 222, 155, 0.17);
    --card-hover-border: #66f2b1;
}

/* Forge: hot steel, orange enamel and hard corners. */
html[data-site="forge"] {
    --font-body: Arial, Helvetica, sans-serif;
    --font-display: 'Arial Black', Impact, sans-serif;
    --bg-primary: #e9e7e2;
    --bg-soft: #f7f5f0;
    --ink: #232629;
    --ink-2: #686b6c;
    --purple: #df541d;
    --purple-deep: #6c2a13;
    --violet: #9c3d1a;
    --magenta: #f07025;
    --pink: #ffae52;
    --card: #fdfcf8;
    --line: rgba(35, 38, 41, 0.24);
    --header-grad: linear-gradient(105deg, #202326, #3d4143 62%, #a63e19);
    --nav-grad: repeating-linear-gradient(135deg, #1e2123 0 14px, #25292b 14px 28px);
    --footer-grad: linear-gradient(135deg, #1d2022, #383b3c 65%, #74290f);
    --thumb-grad: linear-gradient(145deg, #d9d7d1, #f3eee7);
    --thumb-grad-2: linear-gradient(145deg, #e7d5c9, #f3ece5);
    --thumb-grad-3: linear-gradient(145deg, #d3d8d7, #e9edeb);
    --thumb-grad-4: linear-gradient(145deg, #eed3bd, #f7e8dc);
    --page-bg: repeating-linear-gradient(135deg, rgba(34, 38, 40, 0.035) 0 2px, transparent 2px 13px), #e9e7e2;
    --logo-text-grad: linear-gradient(92deg, #fff, #ffc172 58%, #ff7229);
    --nav-active-bg: #ef6726;
    --nav-active-ink: #17191a;
    --radius: 6px;
    --radius-sm: 3px;
    --nav-item-radius: 3px;
    --grid-gap: 11px;
    --card-shadow: 4px 4px 0 rgba(32, 35, 38, 0.15);
    --shadow-lg: 10px 14px 0 rgba(32, 35, 38, 0.16);
    --card-hover-border: #df541d;
}

/* Koi: calm pond, coral petals and generous softness. */
html[data-site="koi"] {
    --font-body: 'Trebuchet MS', 'Segoe UI', sans-serif;
    --font-display: Georgia, 'Trebuchet MS', serif;
    --bg-primary: #fff8ee;
    --bg-soft: #fffdf8;
    --ink: #243d40;
    --ink-2: #698083;
    --purple: #e76f67;
    --purple-deep: #a8474c;
    --violet: #da6579;
    --magenta: #2aa6a3;
    --pink: #76cbc2;
    --card: #fffefb;
    --line: rgba(42, 133, 132, 0.14);
    --header-grad: linear-gradient(120deg, #276f76, #34a7a3 52%, #ef8a79);
    --nav-grad: rgba(255, 250, 241, 0.94);
    --footer-grad: linear-gradient(135deg, #245f66, #2e918e 56%, #c45c65);
    --thumb-grad: radial-gradient(circle at 60% 22%, #fff2dc, #dff4ee 75%);
    --thumb-grad-2: radial-gradient(circle at 25% 20%, #ffe5e0, #e9f7ef 75%);
    --thumb-grad-3: radial-gradient(circle at 70% 75%, #e0f6f1, #fff0db 75%);
    --thumb-grad-4: radial-gradient(circle at 30% 75%, #ffe6e2, #f8efd9 75%);
    --page-bg: radial-gradient(circle at 12% 8%, rgba(239, 138, 121, 0.18) 0 6px, transparent 7px), radial-gradient(circle at 88% 16%, rgba(52, 167, 163, 0.16) 0 9px, transparent 10px), linear-gradient(180deg, #fffaf2, #edf7f1);
    --logo-text-grad: linear-gradient(92deg, #fff, #fff0cc 56%, #ffc9c1);
    --nav-text: #365f63;
    --nav-hover: rgba(42, 166, 163, 0.10);
    --nav-active-bg: #e76f67;
    --nav-active-ink: #fff;
    --radius: 28px;
    --radius-sm: 20px;
    --grid-gap: 22px;
    --card-shadow: 0 12px 24px rgba(42, 113, 113, 0.10);
    --shadow-lg: 0 24px 44px rgba(42, 113, 113, 0.20);
    --card-hover-border: rgba(231, 111, 103, 0.55);
}

/* Zephyr: near-white air, fine blue rules and open space. */
html[data-site="zephyr"] {
    --font-body: 'Avenir Next', 'Segoe UI', Arial, sans-serif;
    --font-display: 'Avenir Next', 'Segoe UI', Arial, sans-serif;
    --bg-primary: #f6fbff;
    --bg-soft: #ffffff;
    --ink: #17314a;
    --ink-2: #6d8295;
    --purple: #3b91ce;
    --purple-deep: #185b8c;
    --violet: #6c92d9;
    --magenta: #55b7cf;
    --pink: #97dce7;
    --card: #ffffff;
    --line: rgba(36, 105, 153, 0.12);
    --header-grad: linear-gradient(180deg, #ffffff, #f3f9fd);
    --nav-grad: transparent;
    --footer-grad: linear-gradient(135deg, #163d5b, #286c92 60%, #4ca6bd);
    --thumb-grad: linear-gradient(180deg, #f5fbff, #e8f5fb);
    --thumb-grad-2: linear-gradient(180deg, #f2f8ff, #edf4ff);
    --thumb-grad-3: linear-gradient(180deg, #f3fcfb, #e9f7f6);
    --thumb-grad-4: linear-gradient(180deg, #fffaf2, #f2f8fb);
    --page-bg: linear-gradient(180deg, #ffffff 0, #f4faff 300px, #eef7fb 100%);
    --logo-text-grad: linear-gradient(92deg, #174c70, #3f99c9 64%, #62bdcc);
    --search-bg: #f5faff;
    --search-ink: #17314a;
    --search-placeholder: #91a5b5;
    --nav-text: #496a83;
    --nav-hover: rgba(59, 145, 206, 0.08);
    --nav-active-bg: transparent;
    --nav-active-ink: #1a75aa;
    --radius: 14px;
    --radius-sm: 9px;
    --nav-item-radius: 0px;
    --grid-gap: 28px;
    --card-shadow: 0 8px 28px rgba(24, 91, 140, 0.07);
    --shadow-lg: 0 22px 46px rgba(24, 91, 140, 0.15);
    --card-hover-border: rgba(59, 145, 206, 0.42);
}

/* Quasar: deep space glass and neon violet. */
html[data-site="quasar"] {
    --font-body: 'Century Gothic', 'Segoe UI', sans-serif;
    --font-display: 'Century Gothic', 'Arial Black', sans-serif;
    --bg-primary: #09091b;
    --bg-soft: #111129;
    --ink: #f2eeff;
    --ink-2: #a49abd;
    --purple: #8d67ff;
    --purple-deep: #c2adff;
    --violet: #7557e8;
    --magenta: #ef4ec3;
    --pink: #ff8bde;
    --card: rgba(22, 19, 48, 0.82);
    --line: rgba(158, 118, 255, 0.24);
    --header-grad: linear-gradient(120deg, #0b0a22, #2e1763 50%, #7b267e);
    --nav-grad: rgba(8, 8, 28, 0.88);
    --footer-grad: linear-gradient(135deg, #080719, #24164d 60%, #5a205e);
    --thumb-grad: radial-gradient(circle at 72% 18%, #46316d, #19152e 68%);
    --thumb-grad-2: radial-gradient(circle at 24% 18%, #22446a, #17152f 70%);
    --thumb-grad-3: radial-gradient(circle at 68% 75%, #254f57, #17152f 70%);
    --thumb-grad-4: radial-gradient(circle at 28% 72%, #61344f, #17152f 70%);
    --page-bg: radial-gradient(circle at 20% 10%, rgba(112, 79, 232, 0.22), transparent 30%), radial-gradient(circle at 88% 24%, rgba(239, 78, 195, 0.16), transparent 28%), #09091b;
    --logo-text-grad: linear-gradient(92deg, #fff, #d2c3ff 55%, #ff8bde);
    --search-bg: rgba(247, 243, 255, 0.94);
    --search-ink: #211844;
    --search-placeholder: #8e83a5;
    --nav-active-bg: linear-gradient(135deg, #8d67ff, #ef4ec3);
    --nav-active-ink: #fff;
    --radius: 22px;
    --radius-sm: 14px;
    --grid-gap: 20px;
    --card-shadow: 0 12px 30px rgba(0, 0, 0, 0.30);
    --shadow-lg: 0 0 42px rgba(141, 103, 255, 0.32);
    --card-hover-border: rgba(239, 78, 195, 0.68);
}

/* Moor: restrained navy, brass and classic typography. */
html[data-site="moor"] {
    --font-body: Arial, Helvetica, sans-serif;
    --font-display: Georgia, 'Times New Roman', serif;
    --bg-primary: #f1f0eb;
    --bg-soft: #faf9f4;
    --ink: #172b3d;
    --ink-2: #68747c;
    --purple: #bc8b34;
    --purple-deep: #163c5a;
    --violet: #2f607e;
    --magenta: #c39b55;
    --pink: #dfc27c;
    --card: #fffefa;
    --line: rgba(22, 60, 90, 0.18);
    --header-grad: linear-gradient(100deg, #102c42, #1e4e6c 68%, #806226);
    --nav-grad: #f5f1e7;
    --footer-grad: linear-gradient(135deg, #0f293e, #1d4b68 66%, #6d541f);
    --thumb-grad: linear-gradient(180deg, #e3ebed, #f3f0e6);
    --thumb-grad-2: linear-gradient(180deg, #dae8ec, #eee9da);
    --thumb-grad-3: linear-gradient(180deg, #e2e8df, #f4eee0);
    --thumb-grad-4: linear-gradient(180deg, #eee5d2, #e7edef);
    --page-bg: repeating-linear-gradient(0deg, rgba(22, 60, 90, 0.025) 0 1px, transparent 1px 28px), #f1f0eb;
    --logo-text-grad: linear-gradient(92deg, #fff, #f5dfab 60%, #d9b55f);
    --nav-text: #254b64;
    --nav-hover: rgba(188, 139, 52, 0.11);
    --nav-active-bg: #183f5c;
    --nav-active-ink: #f5dfab;
    --radius: 4px;
    --radius-sm: 2px;
    --nav-item-radius: 2px;
    --grid-gap: 20px;
    --card-shadow: 0 7px 0 rgba(22, 60, 90, 0.08);
    --shadow-lg: 0 18px 38px rgba(22, 60, 90, 0.20);
    --card-hover-border: rgba(188, 139, 52, 0.72);
}

/* Fluke: playful aqua, yellow stickers and offset shadows. */
html[data-site="fluke"] {
    --font-body: 'Trebuchet MS', 'Segoe UI', sans-serif;
    --font-display: 'Arial Rounded MT Bold', 'Trebuchet MS', sans-serif;
    --bg-primary: #e9fbf7;
    --bg-soft: #f8fffc;
    --ink: #183f45;
    --ink-2: #5f7d7e;
    --purple: #00a7a1;
    --purple-deep: #006b70;
    --violet: #087f96;
    --magenta: #ff765f;
    --pink: #ffb645;
    --card: #ffffff;
    --line: rgba(0, 107, 112, 0.19);
    --header-grad: linear-gradient(112deg, #007f85, #00b6a7 52%, #ffb43e);
    --nav-grad: #ffd85a;
    --footer-grad: linear-gradient(135deg, #00656d, #009991 58%, #e46e4f);
    --thumb-grad: linear-gradient(145deg, #d7f8ef, #fff1b9);
    --thumb-grad-2: linear-gradient(145deg, #d9f5ff, #ffe3ba);
    --thumb-grad-3: linear-gradient(145deg, #e0f9d9, #fff3c6);
    --thumb-grad-4: linear-gradient(145deg, #ffe1db, #dff8f0);
    --page-bg: radial-gradient(circle, rgba(0, 167, 161, 0.09) 0 3px, transparent 4px) 0 0 / 32px 32px, #e9fbf7;
    --logo-text-grad: linear-gradient(92deg, #fff, #fff3a7 58%, #ffd25a);
    --nav-text: #17575a;
    --nav-hover: rgba(255, 255, 255, 0.46);
    --nav-active-bg: #ff765f;
    --nav-active-ink: #fff;
    --radius: 20px;
    --radius-sm: 14px;
    --nav-item-radius: 10px;
    --grid-gap: 17px;
    --card-shadow: 5px 6px 0 rgba(0, 107, 112, 0.15);
    --shadow-lg: 9px 12px 0 rgba(0, 107, 112, 0.18);
    --card-hover-border: #ff765f;
}

/* Brine: deep-sea slate and bioluminescent teal. */
html[data-site="brine"] {
    --font-body: Tahoma, Verdana, sans-serif;
    --font-display: 'Arial Narrow', Tahoma, sans-serif;
    --bg-primary: #071b21;
    --bg-soft: #0d2830;
    --ink: #e3f7f4;
    --ink-2: #8cadaa;
    --purple: #27b9ad;
    --purple-deep: #8de6d8;
    --violet: #228b8b;
    --magenta: #4dd6c3;
    --pink: #a2f0df;
    --card: #0d2930;
    --line: rgba(77, 214, 195, 0.22);
    --header-grad: linear-gradient(110deg, #06171c, #0b3b43 58%, #146c70);
    --nav-grad: #06191e;
    --footer-grad: linear-gradient(135deg, #041217, #0a3038 62%, #0c565b);
    --thumb-grad: linear-gradient(145deg, #0d3439, #10282f);
    --thumb-grad-2: linear-gradient(145deg, #103942, #0b252c);
    --thumb-grad-3: linear-gradient(145deg, #123c38, #0b292f);
    --thumb-grad-4: linear-gradient(145deg, #223c35, #0d2930);
    --page-bg: radial-gradient(700px 420px at 80% -8%, rgba(77, 214, 195, 0.14), transparent 65%), repeating-linear-gradient(0deg, rgba(141, 230, 216, 0.025) 0 1px, transparent 1px 24px), #071b21;
    --logo-text-grad: linear-gradient(92deg, #fff, #a2f0df 62%, #4dd6c3);
    --search-bg: #eaf8f5;
    --search-ink: #0b2c32;
    --search-placeholder: #678b8a;
    --nav-active-bg: #27b9ad;
    --nav-active-ink: #06191e;
    --radius: 8px;
    --radius-sm: 4px;
    --nav-item-radius: 4px;
    --grid-gap: 14px;
    --card-shadow: 0 8px 20px rgba(0, 0, 0, 0.28);
    --shadow-lg: 0 22px 44px rgba(0, 0, 0, 0.42);
    --card-hover-border: #4dd6c3;
}

/* ============================================================
   Structural layouts (12 distinct compositions)
   ============================================================ */

/* 1. Cinematic / Ember: a framed nav rail and wide poster cards. */
html[data-layout="cinematic"] .site-header {
    border-bottom: 4px solid rgba(255, 157, 69, 0.72);
}

html[data-layout="cinematic"] .header-top {
    min-height: 82px;
}

html[data-layout="cinematic"] .main-nav {
    width: min(calc(100% - 34px), 1180px);
    margin: 0 auto 12px;
    border: 1px solid rgba(255, 255, 255, 0.13);
    border-radius: 8px;
    justify-content: flex-start;
}

html[data-layout="cinematic"] .main-nav a {
    text-transform: uppercase;
    letter-spacing: 0.65px;
    font-size: 12.5px;
}

html[data-layout="cinematic"] .section-title,
html[data-layout="cinematic"] .category-title {
    text-transform: uppercase;
    letter-spacing: 1.1px;
}

html[data-layout="cinematic"] .game-card {
    border-bottom-width: 4px;
}

html[data-layout="cinematic"] .card-info {
    border-top: 1px solid rgba(219, 76, 32, 0.13);
}

@media (min-width: 993px) {
    html[data-layout="cinematic"] .games-grid { grid-template-columns: repeat(5, 1fr); }
    html[data-layout="cinematic"] .card-thumb { aspect-ratio: 16 / 10; }
}

/* 2. Editorial / Driftwood: non-sticky masthead, ruled navigation, large stories. */
html[data-layout="editorial"] .site-header {
    position: relative;
    box-shadow: none;
}

html[data-layout="editorial"] .site-header::after {
    background: rgba(255, 255, 255, 0.30);
}

html[data-layout="editorial"] .header-top {
    align-items: flex-end;
    padding-top: 24px;
    padding-bottom: 20px;
}

html[data-layout="editorial"] .logo {
    text-transform: none;
    letter-spacing: -0.4px;
}

html[data-layout="editorial"] .main-nav {
    max-width: var(--content-width);
    margin: 0 auto;
    justify-content: flex-start;
    border-top: 1px solid rgba(49, 77, 59, 0.18);
    border-bottom: 1px solid rgba(49, 77, 59, 0.18);
    box-shadow: none;
}

html[data-layout="editorial"] .main-nav a {
    border-right: 1px solid rgba(49, 77, 59, 0.14);
    font-family: var(--font-display);
    font-weight: 600;
}

html[data-layout="editorial"] .section-title::before {
    width: 34px;
    height: 2px;
    border-radius: 0;
}

html[data-layout="editorial"] .game-card {
    border-left: 0;
    border-right: 0;
    border-top: 0;
    box-shadow: none;
}

html[data-layout="editorial"] .game-card:hover {
    transform: translateY(-3px);
}

html[data-layout="editorial"] .card-info {
    border-top: 1px solid var(--line);
    padding-left: 4px;
    padding-right: 4px;
}

html[data-layout="editorial"] .game-title {
    font-size: 16px;
    font-weight: 600;
}

@media (min-width: 993px) {
    html[data-layout="editorial"] .games-grid { grid-template-columns: repeat(4, 1fr); }
    html[data-layout="editorial"] .card-thumb { aspect-ratio: 3 / 2; }
}

/* 3. Tactical / Prowl: dense HUD tabs, clipped cards and desaturated art. */
html[data-layout="tactical"] .site-header {
    box-shadow: 0 4px 0 rgba(183, 235, 75, 0.14);
}

html[data-layout="tactical"] .header-top {
    min-height: 62px;
    padding-top: 8px;
    padding-bottom: 8px;
}

html[data-layout="tactical"] .logo {
    letter-spacing: 2px;
}

html[data-layout="tactical"] .logo .logo-mark {
    border-radius: 0;
    transform: skewX(-5deg);
}

html[data-layout="tactical"] .main-nav {
    justify-content: flex-start;
    border-top: 1px solid rgba(183, 235, 75, 0.22);
    border-bottom: 1px solid rgba(183, 235, 75, 0.22);
}

html[data-layout="tactical"] .main-nav a {
    padding: 7px 15px;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    clip-path: polygon(8px 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}

html[data-layout="tactical"] .section-title,
html[data-layout="tactical"] .category-title {
    text-transform: uppercase;
    letter-spacing: 1.8px;
}

html[data-layout="tactical"] .game-card::before {
    content: '';
    position: absolute;
    z-index: 2;
    top: 0;
    left: 0;
    width: 30%;
    height: 3px;
    background: var(--purple);
}

html[data-layout="tactical"] .card-thumb img {
    filter: grayscale(0.72) contrast(1.08) drop-shadow(0 8px 14px rgba(0, 0, 0, 0.4));
}

html[data-layout="tactical"] .game-card:hover .card-thumb img {
    filter: grayscale(0) contrast(1.04) drop-shadow(0 8px 18px rgba(157, 209, 58, 0.28));
}

html[data-layout="tactical"] .game-meta {
    letter-spacing: 1.1px;
}

@media (min-width: 993px) {
    html[data-layout="tactical"] .games-grid { grid-template-columns: repeat(6, 1fr); }
    html[data-layout="tactical"] .card-thumb { aspect-ratio: 1; }
}

/* 4. Orbit / Vortex: floating capsule nav and circular game wells. */
html[data-layout="orbit"] .site-header {
    padding-bottom: 1px;
}

html[data-layout="orbit"] .header-top {
    min-height: 88px;
}

html[data-layout="orbit"] .main-nav {
    width: min(calc(100% - 28px), 1240px);
    margin: 0 auto 14px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 999px;
    backdrop-filter: blur(16px);
}

html[data-layout="orbit"] .main-nav a.active {
    box-shadow: 0 0 0 4px rgba(73, 215, 232, 0.17), 0 8px 22px rgba(16, 27, 100, 0.28);
}

html[data-layout="orbit"] .section-title::before {
    width: 14px;
    height: 14px;
    border: 3px solid rgba(255, 255, 255, 0.8);
    box-shadow: 0 0 0 3px var(--purple);
    background: var(--magenta);
}

html[data-layout="orbit"] .game-card {
    overflow: visible;
    backdrop-filter: blur(12px);
}

html[data-layout="orbit"] .card-info {
    text-align: center;
}

html[data-layout="orbit"] .game-meta {
    justify-content: center;
}

@media (min-width: 577px) {
    html[data-layout="orbit"] .card-thumb {
        aspect-ratio: 1;
        margin: 13px 13px 0;
        border-radius: 50%;
    }

    html[data-layout="orbit"] .card-thumb img {
        width: 80%;
        height: 80%;
    }
}

@media (min-width: 993px) {
    html[data-layout="orbit"] .games-grid { grid-template-columns: repeat(5, 1fr); }
}

/* 5. Terminal / Cipher: command-line chrome and outlined records. */
html[data-layout="terminal"] .site-header {
    box-shadow: none;
    border-bottom: 1px solid rgba(102, 242, 177, 0.34);
}

html[data-layout="terminal"] .site-header::before {
    background: repeating-linear-gradient(90deg, rgba(102, 242, 177, 0.04) 0 1px, transparent 1px 7px);
}

html[data-layout="terminal"] .logo {
    text-transform: lowercase;
    letter-spacing: 0;
}

html[data-layout="terminal"] .logo .logo-mark {
    border-radius: 2px;
    box-shadow: 0 0 0 1px rgba(102, 242, 177, 0.34);
}

html[data-layout="terminal"] .main-nav {
    justify-content: flex-start;
    border-top: 1px dashed rgba(102, 242, 177, 0.22);
    box-shadow: none;
}

html[data-layout="terminal"] .main-nav a {
    padding-left: 8px;
    padding-right: 8px;
    font-weight: 500;
}

html[data-layout="terminal"] .main-nav a::before { content: '['; opacity: 0.55; margin-right: 3px; }
html[data-layout="terminal"] .main-nav a::after { content: ']'; opacity: 0.55; margin-left: 3px; }

html[data-layout="terminal"] .main-nav a.active {
    box-shadow: inset 0 -2px 0 #66f2b1;
}

html[data-layout="terminal"] .section-title::before {
    content: '>_';
    width: auto;
    height: auto;
    color: var(--purple-deep);
    background: none;
    box-shadow: none;
    font: 700 15px/1 var(--font-display);
}

html[data-layout="terminal"] .game-card {
    border-style: dashed;
}

html[data-layout="terminal"] .game-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 24px rgba(62, 222, 155, 0.12);
}

html[data-layout="terminal"] .game-title {
    font-weight: 500;
}

html[data-layout="terminal"] .game-meta {
    text-transform: lowercase;
    letter-spacing: 0;
}

@media (min-width: 993px) {
    html[data-layout="terminal"] .games-grid { grid-template-columns: repeat(5, 1fr); }
    html[data-layout="terminal"] .card-thumb { aspect-ratio: 1; }
}

/* 6. Industrial / Forge: riveted tabs, cut-corner panels and compact density. */
html[data-layout="industrial"] .site-header {
    border-bottom: 5px solid #df541d;
}

html[data-layout="industrial"] .header-top {
    min-height: 70px;
}

html[data-layout="industrial"] .logo {
    letter-spacing: 1.7px;
}

html[data-layout="industrial"] .logo .logo-mark {
    border-radius: 3px;
    border: 2px solid rgba(255, 174, 82, 0.7);
}

html[data-layout="industrial"] .main-nav {
    justify-content: flex-start;
    border-top: 2px solid rgba(255, 255, 255, 0.08);
}

html[data-layout="industrial"] .main-nav a {
    transform: skewX(-8deg);
    border: 1px solid rgba(255, 255, 255, 0.12);
    text-transform: uppercase;
    letter-spacing: 0.6px;
}

html[data-layout="industrial"] .section-title,
html[data-layout="industrial"] .category-title,
html[data-layout="industrial"] .game-title {
    text-transform: uppercase;
}

html[data-layout="industrial"] .game-card {
    clip-path: polygon(0 0, calc(100% - 13px) 0, 100% 13px, 100% 100%, 13px 100%, 0 calc(100% - 13px));
}

html[data-layout="industrial"] .card-thumb {
    border-bottom: 5px solid var(--magenta);
}

html[data-layout="industrial"] .game-card:nth-child(even) .card-thumb {
    border-bottom-color: #353a3c;
}

html[data-layout="industrial"] .game-card:hover {
    transform: translate(-2px, -3px);
}

@media (min-width: 993px) {
    html[data-layout="industrial"] .games-grid { grid-template-columns: repeat(6, 1fr); }
    html[data-layout="industrial"] .card-thumb { aspect-ratio: 1; }
}

/* 7. Pond / Koi: scalloped header and centered round lily-pad art. */
html[data-layout="pond"] .site-header {
    border-radius: 0 0 44px 44px;
    overflow: hidden;
}

html[data-layout="pond"] .header-top {
    min-height: 86px;
}

html[data-layout="pond"] .logo {
    text-transform: none;
}

html[data-layout="pond"] .main-nav {
    width: min(calc(100% - 36px), 1120px);
    margin: 0 auto 15px;
    border-radius: 999px;
    box-shadow: inset 0 0 0 1px rgba(42, 166, 163, 0.14);
}

html[data-layout="pond"] .main-nav a {
    font-weight: 600;
}

html[data-layout="pond"] .section-title::before {
    width: 18px;
    height: 18px;
    border-radius: 55% 45% 50% 50%;
    transform: rotate(35deg);
}

html[data-layout="pond"] .card-info {
    text-align: center;
}

html[data-layout="pond"] .game-meta {
    justify-content: center;
}

@media (min-width: 577px) {
    html[data-layout="pond"] .card-thumb {
        aspect-ratio: 1;
        margin: 16px 16px 0;
        border-radius: 50% 50% 44% 56%;
    }
}

@media (min-width: 769px) {
    html[data-layout="pond"] .game-card:nth-child(3n+2) { transform: translateY(12px); }
    html[data-layout="pond"] .game-card:nth-child(3n+2):hover { transform: translateY(4px); }
}

@media (min-width: 993px) {
    html[data-layout="pond"] .games-grid { grid-template-columns: repeat(5, 1fr); row-gap: 34px; }
}

/* 8. Airy / Zephyr: white masthead, underline nav and borderless gallery. */
html[data-layout="airy"] .site-header {
    box-shadow: 0 1px 0 rgba(24, 91, 140, 0.12);
}

html[data-layout="airy"] .site-header::before,
html[data-layout="airy"] .site-header::after {
    display: none;
}

html[data-layout="airy"] .header-top {
    min-height: 80px;
}

html[data-layout="airy"] .logo {
    text-transform: none;
    letter-spacing: 0;
}

html[data-layout="airy"] .logo .logo-mark {
    box-shadow: 0 6px 20px rgba(24, 91, 140, 0.14);
}

html[data-layout="airy"] .main-nav {
    max-width: var(--content-width);
    margin: 0 auto;
    justify-content: flex-end;
    border-top: 1px solid rgba(24, 91, 140, 0.08);
    box-shadow: none;
}

html[data-layout="airy"] .main-nav a {
    padding: 9px 13px 11px;
    font-weight: 600;
}

html[data-layout="airy"] .main-nav a.active {
    box-shadow: inset 0 -3px 0 var(--purple);
}

html[data-layout="airy"] .section-title::before {
    width: 44px;
    height: 2px;
    border-radius: 0;
    box-shadow: none;
}

html[data-layout="airy"] .game-card {
    background: transparent;
    border: 0;
    box-shadow: none;
    overflow: visible;
}

html[data-layout="airy"] .game-card:hover {
    box-shadow: none;
    transform: translateY(-4px);
}

html[data-layout="airy"] .card-thumb {
    border: 1px solid var(--line);
    border-radius: var(--radius);
}

html[data-layout="airy"] .card-info {
    padding-left: 3px;
    padding-right: 3px;
}

html[data-layout="airy"] .game-title {
    font-weight: 600;
}

@media (min-width: 993px) {
    html[data-layout="airy"] .games-grid { grid-template-columns: repeat(5, 1fr); }
    html[data-layout="airy"] .card-thumb { aspect-ratio: 5 / 4; }
}

/* 9. Cosmic / Quasar: glass header and hexagonal nebula windows. */
html[data-layout="cosmic"] .site-header {
    background: rgba(11, 10, 34, 0.84);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid rgba(194, 173, 255, 0.22);
}

html[data-layout="cosmic"] .site-header::before {
    background: radial-gradient(circle at 72% 0, rgba(239, 78, 195, 0.30), transparent 42%);
}

html[data-layout="cosmic"] .main-nav {
    width: min(calc(100% - 30px), 1260px);
    margin: 0 auto 10px;
    border-radius: 16px;
    border: 1px solid rgba(194, 173, 255, 0.14);
}

html[data-layout="cosmic"] .main-nav a {
    letter-spacing: 0.45px;
}

html[data-layout="cosmic"] .section-title::before {
    width: 12px;
    height: 12px;
    box-shadow: 0 0 16px var(--magenta), 0 0 0 4px rgba(141, 103, 255, 0.16);
}

html[data-layout="cosmic"] .game-card {
    backdrop-filter: blur(12px);
}

html[data-layout="cosmic"] .game-card:hover {
    transform: translateY(-5px) scale(1.025);
}

html[data-layout="cosmic"] .game-title {
    letter-spacing: 0.3px;
}

@media (min-width: 577px) {
    html[data-layout="cosmic"] .card-thumb {
        aspect-ratio: 1;
        margin: 12px 12px 0;
        clip-path: polygon(25% 4%, 75% 4%, 98% 50%, 75% 96%, 25% 96%, 2% 50%);
    }
}

@media (min-width: 993px) {
    html[data-layout="cosmic"] .games-grid { grid-template-columns: repeat(6, 1fr); }
}

/* 10. Nautical / Moor: brass rule navigation and horizontal logbook cards. */
html[data-layout="nautical"] .site-header {
    box-shadow: 0 8px 0 rgba(188, 139, 52, 0.16);
}

html[data-layout="nautical"] .header-top {
    min-height: 88px;
}

html[data-layout="nautical"] .logo {
    text-transform: none;
    letter-spacing: 0.2px;
}

html[data-layout="nautical"] .main-nav {
    justify-content: flex-start;
    border-top: 2px solid rgba(188, 139, 52, 0.45);
    border-bottom: 2px solid rgba(188, 139, 52, 0.45);
    box-shadow: none;
}

html[data-layout="nautical"] .main-nav a {
    font-family: var(--font-display);
    border-right: 1px solid rgba(22, 60, 90, 0.15);
}

html[data-layout="nautical"] .section-title::before {
    width: 36px;
    height: 3px;
    border-radius: 0;
    background: var(--purple);
    box-shadow: none;
}

html[data-layout="nautical"] .game-card {
    border-top: 3px solid var(--purple-deep);
}

html[data-layout="nautical"] .game-title {
    font-size: 16px;
    font-weight: 600;
}

@media (min-width: 993px) {
    html[data-layout="nautical"] .games-grid { grid-template-columns: repeat(3, 1fr); }
    html[data-layout="nautical"] .game-card a { display: grid; grid-template-columns: 44% 1fr; }
    html[data-layout="nautical"] .card-thumb { aspect-ratio: 1; }
    html[data-layout="nautical"] .card-info { justify-content: center; border-left: 1px solid var(--line); }
}

/* 11. Sticker / Fluke: chunky wrapped tabs and hand-placed cards. */
html[data-layout="sticker"] .site-header {
    border-bottom: 6px solid #ffd85a;
}

html[data-layout="sticker"] .logo {
    text-transform: none;
    letter-spacing: 0;
}

html[data-layout="sticker"] .logo .logo-mark {
    border-radius: 50%;
    transform: rotate(-5deg);
}

html[data-layout="sticker"] .main-nav {
    justify-content: flex-start;
    box-shadow: inset 0 -3px 0 rgba(0, 107, 112, 0.15);
}

html[data-layout="sticker"] .main-nav a {
    border: 2px solid rgba(0, 107, 112, 0.14);
    box-shadow: 2px 3px 0 rgba(0, 107, 112, 0.10);
}

html[data-layout="sticker"] .main-nav a.active {
    transform: rotate(-2deg);
    box-shadow: 3px 4px 0 rgba(0, 107, 112, 0.18);
}

html[data-layout="sticker"] .section-title::before {
    width: 17px;
    height: 17px;
    border-radius: 4px;
    transform: rotate(12deg);
    box-shadow: 3px 3px 0 rgba(0, 107, 112, 0.15);
}

html[data-layout="sticker"] .game-card {
    border-width: 2px;
}

html[data-layout="sticker"] .card-thumb {
    border-bottom: 2px dashed rgba(0, 107, 112, 0.18);
}

html[data-layout="sticker"] .game-title {
    font-size: 15.5px;
}

@media (min-width: 769px) {
    html[data-layout="sticker"] .main-nav { flex-wrap: wrap; }
    html[data-layout="sticker"] .game-card:nth-child(4n+1) { transform: rotate(-0.8deg); }
    html[data-layout="sticker"] .game-card:nth-child(4n+3) { transform: rotate(0.8deg); }
    html[data-layout="sticker"] .game-card:hover { transform: translateY(-7px) rotate(0); }
}

@media (min-width: 993px) {
    html[data-layout="sticker"] .games-grid { grid-template-columns: repeat(6, 1fr); }
    html[data-layout="sticker"] .card-thumb { aspect-ratio: 1; }
}

/* 12. Depth / Brine: compact data rail and wide sonar-result cards. */
html[data-layout="depth"] .site-header {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.42);
    border-bottom: 1px solid rgba(77, 214, 195, 0.28);
}

html[data-layout="depth"] .header-top {
    max-width: 1200px;
    min-height: 68px;
    padding-top: 9px;
    padding-bottom: 9px;
}

html[data-layout="depth"] .logo {
    letter-spacing: 1.4px;
}

html[data-layout="depth"] .logo .logo-mark {
    border-radius: 4px;
}

html[data-layout="depth"] .main-nav {
    justify-content: flex-start;
    padding-left: max(14px, calc((100% - 1200px) / 2));
    border-top: 1px solid rgba(77, 214, 195, 0.15);
}

html[data-layout="depth"] .main-nav a {
    border-left: 3px solid transparent;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    font-size: 12px;
}

html[data-layout="depth"] .main-nav a.active {
    border-left-color: #8de6d8;
}

html[data-layout="depth"] .section-title {
    text-transform: uppercase;
    letter-spacing: 1.2px;
}

html[data-layout="depth"] .section-title::before {
    width: 3px;
    height: 34px;
    border-radius: 0;
    box-shadow: 5px 0 0 rgba(77, 214, 195, 0.18);
}

html[data-layout="depth"] .game-card {
    border-left: 3px solid rgba(77, 214, 195, 0.42);
}

html[data-layout="depth"] .game-card:hover {
    transform: translateX(4px);
}

html[data-layout="depth"] .game-title {
    letter-spacing: 0.2px;
}

@media (min-width: 993px) {
    html[data-layout="depth"] .games-grid { grid-template-columns: repeat(3, 1fr); }
    html[data-layout="depth"] .game-card a { flex-direction: row; }
    html[data-layout="depth"] .card-thumb { width: 42%; flex: 0 0 42%; aspect-ratio: 1; }
    html[data-layout="depth"] .card-info { justify-content: center; border-left: 1px solid var(--line); }
}

/* ---------------- Responsive ---------------- */
@media (max-width: 1200px) {
    .games-grid { grid-template-columns: repeat(5, 1fr); }
    .similar-games-scroll { grid-template-columns: repeat(5, 1fr); }
}

@media (max-width: 992px) {
    .games-grid { grid-template-columns: repeat(4, 1fr); }
    .similar-games-scroll { grid-template-columns: repeat(4, 1fr); }
    .section-title { font-size: 20px; }
    .logo { font-size: 21px; }
}

@media (max-width: 768px) {
    .games-grid { grid-template-columns: repeat(3, 1fr); }
    .similar-games-scroll { grid-template-columns: repeat(3, 1fr); }
    .header-top { flex-wrap: wrap; }
    .search-box { order: 3; max-width: none; }
    .main-nav { overflow-x: auto; justify-content: flex-start; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
    .main-nav::-webkit-scrollbar { display: none; }
    .game-hero { flex-direction: column; align-items: center; text-align: center; }
    .game-hero-icon { width: 128px; height: 128px; }
    .play-game-btn { align-self: center; }
    .game-hero-des { max-width: none; }
    html[data-layout="airy"] .main-nav { justify-content: flex-start; }
    html[data-layout="orbit"] .main-nav,
    html[data-layout="pond"] .main-nav,
    html[data-layout="cosmic"] .main-nav {
        width: calc(100% - 18px);
        margin-left: 9px;
        margin-right: 9px;
    }
    html[data-layout="pond"] .site-header { border-radius: 0 0 24px 24px; }
}

@media (max-width: 576px) {
    .games-grid { grid-template-columns: 1fr; gap: 12px; }
    .similar-games-scroll { grid-template-columns: 1fr; gap: 12px; }
    /* horizontal cards on phones */
    .game-card a { flex-direction: row; align-items: stretch; }
    .card-thumb { width: 112px; flex-shrink: 0; aspect-ratio: 1; padding: 10px; }
    .card-thumb img { width: 82%; height: 82%; }
    .card-info { padding: 12px 14px; justify-content: center; gap: 5px; }
    .game-title { font-size: 15px; -webkit-line-clamp: 1; }
    .game-meta { font-size: 10.5px; }
    .similar-game-card { display: flex; align-items: center; text-align: left; }
    .similar-game-card img { width: 88px; aspect-ratio: 1; padding: 10px; }
    .similar-game-card .game-title { flex: 1; padding: 12px 14px; font-size: 14px; -webkit-line-clamp: 1; }
    .section-title { font-size: 18px; }
    .section-title .icon { width: 34px; height: 34px; font-size: 16px; border-radius: 11px; }
    .section-title::before { height: 24px; }
    .page-wrapper { padding: 0 14px; }
    .game-hero { padding: 22px 18px; }
    .game-hero-title { font-size: 22px; }
    .category-title { font-size: 23px; }
    .error-page .code { font-size: 76px; }
    .header-top { padding: 12px 14px; }
    .logo { font-size: 19px; gap: 10px; }
    .logo .logo-mark { width: 40px; height: 40px; padding: 6px; border-radius: 12px; }
    .ads-placeholder { min-height: 84px; }
    html[data-layout="orbit"] .card-info,
    html[data-layout="pond"] .card-info { text-align: left; }
    html[data-layout="orbit"] .game-meta,
    html[data-layout="pond"] .game-meta { justify-content: flex-start; }
    html[data-layout="editorial"] .card-info { padding-left: 14px; padding-right: 14px; }
    html[data-layout="tactical"] .logo .logo-mark,
    html[data-layout="terminal"] .logo .logo-mark,
    html[data-layout="industrial"] .logo .logo-mark,
    html[data-layout="depth"] .logo .logo-mark { border-radius: 3px; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}