:root {
    --primary-color: #2563eb;    /* Royal Blue */
    --secondary-color: #1e40af;  /* Darker Blue */
    --accent-color: #3b82f6;     /* Light Blue */
    --background-color: #f8fafc; /* Light Gray Background */
    --text-color: #1e293b;      /* Dark Gray Text */
    --white: #ffffff;
    --light-gray: #f1f5f9;
    --border-color: #e2e8f0;
    --color-text-muted: #64748b;
    --footer-bg: #0f172a;
    --footer-border: rgba(148, 163, 184, 0.2);
    --footer-heading: #f1f5f9;
    --footer-link: #94a3b8;
    --footer-link-hover: #5eead4;
    --footer-note: #64748b;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.5;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 640px) {
    .container {
        padding: 0 1.25rem;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 1.5rem;
    }
}

header {
    background-color: var(--white);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(165, 180, 252, 0.1);
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

.logo-icon {
    flex-shrink: 0;
    display: block;
    transition: transform 0.25s ease, filter 0.25s ease;
}

.logo:hover .logo-icon {
    transform: translateY(-1px) scale(1.05);
    filter: drop-shadow(0 4px 10px rgba(99, 102, 241, 0.25));
}

.gamepad-icon {
    color: var(--primary-color);
}

nav ul {
    display: flex;
    gap: 2rem;
    list-style-type: none;
    margin: 0;
    padding: 0;
}

nav a {
    color: var(--text-color);
    text-decoration: none;
    font-size: 1rem;
    transition: color 0.3s ease;
}

nav a:hover {
    color: var(--primary-color);
}

.hero {
    text-align: center;
    padding: 4rem 0;
}

h1 {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 1rem;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color), var(--accent-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero p {
    font-size: 1.25rem;
    color: var(--color-text-muted);
}

.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 4rem;
}

.game-card {
    background-color: rgba(30, 27, 75, 0.5);
    border-radius: 0.75rem;
    padding: 1.5rem;
    text-decoration: none;
    color: var(--text-color);
    transition: background-color 0.3s ease;
    position: relative;
    overflow: hidden;
}

.game-card:hover {
    background-color: rgba(30, 27, 75, 0.8);
}

.game-card::after {
    content: '';
    position: absolute;
    inset: 0;
    border: 2px solid transparent;
    border-radius: 0.75rem;
    transition: border-color 0.3s ease;
}

.game-card:hover::after {
    border-color: rgba(139, 92, 246, 0.5);
}

.game-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.game-card h3 {
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.game-card p {
    color: var(--color-text-muted);
}

footer {
    background-color: var(--footer-bg);
    border-top: 1px solid var(--footer-border);
    padding: 3rem 0;
    margin-top: 4rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.footer-section h3, .footer-section h4 {
    font-size: 1.25rem;
    font-weight: bold;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--footer-heading);
}

.footer-logo-mark {
    width: 22px;
    height: 22px;
    flex-shrink: 0;
    border-radius: 6px;
    object-fit: contain;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.22);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.footer-section h3:hover .footer-logo-mark {
    transform: scale(1.05);
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.35);
}

.footer-section p {
    color: var(--footer-link);
}

.footer-section ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
}

.footer-section li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: var(--footer-link);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: var(--footer-link-hover);
}

.footer-bottom {
    margin-top: 2rem;
    text-align: center;
    color: var(--footer-note);
    font-size: 0.875rem;
}

@media (max-width: 768px) {
    nav {
        flex-wrap: wrap;
        gap: 0.65rem;
        padding: 0.75rem;
    }

    nav ul {
        gap: 1rem;
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
    }

    .logo {
        font-size: 1.25rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }
}

/* Navigation Links */
.nav-right ul {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-right a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-right a:hover {
    color: var(--primary-color);
}

/* Dropdown Styles */
.dropdown-content {
    background-color: var(--white);
    border: 1px solid var(--border-color);
}

/* Button Styles */
.button {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    transition: background-color 0.3s ease;
}

.button:hover {
    background-color: var(--secondary-color);
}

/* ——— Home page: VKC Result games ——— */
body.page-home {
    --primary-color: #2dd4bf;
    --secondary-color: #0d9488;
    --accent-color: #fb923c;
    --background-color: #0c1222;
    --text-color: #e2e8f0;
    --white: #0f172a;
    --light-gray: #1e293b;
    --border-color: rgba(148, 163, 184, 0.2);
    --color-text-muted: #94a3b8;
    font-family: "DM Sans", system-ui, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    min-height: 100vh;
    position: relative;
}

body.page-home .home-bg {
    position: fixed;
    inset: 0;
    z-index: -1;
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(45, 212, 191, 0.22), transparent),
        radial-gradient(ellipse 60% 40% at 100% 50%, rgba(251, 146, 60, 0.12), transparent),
        radial-gradient(ellipse 50% 30% at 0% 80%, rgba(45, 212, 191, 0.1), transparent),
        var(--background-color);
    pointer-events: none;
}

body.page-home .site-header--home {
    background: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    box-shadow: none;
}

body.page-home .nav-home {
    padding: 0.875rem 1rem;
    flex-wrap: wrap;
    gap: 0.75rem;
}

body.page-home .logo--home {
    color: #f8fafc;
    gap: 0.65rem;
}

body.page-home .logo-mark {
    flex-shrink: 0;
    display: block;
    transition: transform 0.25s ease, filter 0.25s ease;
}

body.page-home .logo--home:hover .logo-mark {
    transform: translateY(-1px) scale(1.04);
    filter: drop-shadow(0 6px 14px rgba(34, 211, 238, 0.35));
}

body.page-home .logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.05;
    align-items: flex-start;
}

body.page-home .logo-text__small {
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

body.page-home .logo-text__big {
    font-family: "Outfit", "DM Sans", sans-serif;
    font-size: 1.15rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    background: linear-gradient(105deg, #a5b4fc, #22d3ee 45%, #fbbf24);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

body.page-home .logo-text__tag {
    font-size: 0.6rem;
    font-weight: 700;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: #fde047;
    margin-top: 0.15rem;
}

body.page-home .nav-links {
    display: flex;
    gap: 1.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
    align-items: center;
    margin-left: auto;
}

body.page-home .nav-links a {
    color: #cbd5e1;
    font-weight: 500;
    font-size: 0.95rem;
}

body.page-home .nav-links a:hover {
    color: #5eead4;
}

body.page-home .btn-nav-random {
    margin-left: 0;
    font-family: inherit;
    font-weight: 600;
    font-size: 0.875rem;
    padding: 0.5rem 1rem;
    border-radius: 999px;
    border: 1px solid rgba(94, 234, 212, 0.45);
    background: rgba(45, 212, 191, 0.12);
    color: #5eead4;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.15s ease, border-color 0.2s ease;
}

body.page-home .btn-nav-random:hover {
    background: rgba(45, 212, 191, 0.22);
    border-color: #5eead4;
}

body.page-home .btn-nav-random:active {
    transform: scale(0.97);
}

body.page-home .hero--home {
    text-align: left;
    padding: 2.75rem 0 2rem;
    max-width: 40rem;
}

body.page-home .hero-eyebrow {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: #fb923c;
    margin: 0 0 1rem;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    background: rgba(251, 146, 60, 0.12);
    border: 1px solid rgba(251, 146, 60, 0.25);
}

body.page-home .hero--home h1 {
    font-family: "Outfit", "DM Sans", sans-serif;
    font-size: clamp(2.25rem, 5vw, 3.25rem);
    font-weight: 800;
    line-height: 1.08;
    margin: 0 0 1rem;
    background: none;
    -webkit-background-clip: unset;
    background-clip: unset;
    color: inherit;
}

body.page-home .hero-line {
    display: block;
}

body.page-home .hero-line--muted {
    color: #94a3b8;
    font-weight: 600;
}

body.page-home .hero-line--pop {
    background: linear-gradient(100deg, #5eead4, #a5f3fc 40%, #fde68a 70%, #fb923c);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

body.page-home .hero-lead {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    line-height: 1.65;
    margin: 0 0 1.5rem;
    max-width: 36rem;
}

body.page-home .hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1.75rem;
}

body.page-home .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: inherit;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.75rem 1.35rem;
    border-radius: 0.65rem;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease;
}

body.page-home .btn:active {
    transform: scale(0.98);
}

body.page-home .btn-primary {
    background: linear-gradient(135deg, #14b8a6, #0d9488);
    color: #042f2e;
    box-shadow: 0 4px 24px rgba(45, 212, 191, 0.35);
}

body.page-home .btn-primary:hover {
    box-shadow: 0 6px 28px rgba(45, 212, 191, 0.45);
}

body.page-home .btn-secondary {
    background: rgba(30, 41, 59, 0.9);
    color: #e2e8f0;
    border: 1px solid var(--border-color);
}

body.page-home .btn-secondary:hover {
    border-color: rgba(94, 234, 212, 0.4);
    color: #5eead4;
}

body.page-home .hero-trust {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem 2rem;
    list-style: none;
    margin: 0;
    padding: 0;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

body.page-home .hero-trust strong {
    color: #5eead4;
    font-weight: 700;
    margin-right: 0.25rem;
}

body.page-home .engage-panel {
    margin: 0 0 2.5rem;
    padding: 1.25rem 1.5rem;
    border-radius: 1rem;
    background: linear-gradient(145deg, rgba(30, 41, 59, 0.85), rgba(15, 23, 42, 0.95));
    border: 1px solid var(--border-color);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.25);
}

body.page-home .engage-panel__inner {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

@media (min-width: 768px) {
    body.page-home .engage-panel__inner {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        gap: 2rem;
    }

    body.page-home .engage-copy {
        flex: 1;
        max-width: 22rem;
    }

    body.page-home .engage-meter-wrap {
        flex: 1;
        max-width: 20rem;
    }
}

body.page-home .engage-title {
    font-family: "Outfit", sans-serif;
    font-size: 1.15rem;
    font-weight: 700;
    margin: 0 0 0.35rem;
    color: #f1f5f9;
}

body.page-home .engage-desc {
    margin: 0;
    font-size: 0.875rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

body.page-home .engage-meter {
    height: 10px;
    border-radius: 999px;
    background: rgba(148, 163, 184, 0.15);
    overflow: hidden;
    margin-bottom: 0.5rem;
}

body.page-home .engage-meter__fill {
    height: 100%;
    width: 0%;
    border-radius: inherit;
    background: linear-gradient(90deg, #14b8a6, #fb923c);
    transition: width 0.45s ease;
}

body.page-home .engage-meter-label {
    margin: 0;
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

body.page-home .library-head {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

@media (min-width: 640px) {
    body.page-home .library-head {
        flex-direction: row;
        align-items: flex-end;
        justify-content: space-between;
    }
}

body.page-home .library-title {
    font-family: "Outfit", sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 0 0.25rem;
    color: #f8fafc;
}

body.page-home .library-sub {
    margin: 0;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

body.page-home .filter-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

body.page-home .chip {
    font-family: inherit;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.45rem 0.9rem;
    border-radius: 999px;
    border: 1px solid var(--border-color);
    background: rgba(30, 41, 59, 0.6);
    color: #cbd5e1;
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

body.page-home .chip:hover {
    border-color: rgba(94, 234, 212, 0.35);
    color: #5eead4;
}

body.page-home .chip--active {
    background: rgba(45, 212, 191, 0.18);
    border-color: #2dd4bf;
    color: #5eead4;
}

body.page-home .games-grid--home {
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.25rem;
}

body.page-home .game-card {
    position: relative;
    overflow: hidden;
    background: linear-gradient(160deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.95));
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 1.35rem 1.35rem 1.15rem;
    display: flex;
    flex-direction: column;
    transition: transform 0.22s ease, box-shadow 0.28s ease, border-color 0.22s ease, background 0.28s ease, filter 0.22s ease;
}

body.page-home .games-grid--home .game-card::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    height: 3px;
    background: var(--home-card-accent, linear-gradient(90deg, #94a3b8, #cbd5e1));
    z-index: 1;
    transition: height 0.22s ease, filter 0.22s ease, opacity 0.22s ease;
}

body.page-home .games-grid--home .game-card:hover::before {
    height: 5px;
    filter: brightness(1.12);
}

/* Red grading (1st, 4th, 7th, ...) */
body.page-home .games-grid--home .game-card:nth-child(3n + 1) {
    --home-card-accent: linear-gradient(90deg, #dc2626, #fb7185);
    border-color: rgba(248, 113, 113, 0.32);
    background: linear-gradient(148deg, rgba(127, 29, 29, 0.5) 0%, rgba(30, 27, 75, 0.55) 45%, rgba(15, 23, 42, 0.97) 100%);
}

body.page-home .games-grid--home .game-card:nth-child(3n + 1):hover {
    transform: translateY(-5px);
    border-color: rgba(254, 202, 202, 0.55);
    box-shadow:
        0 22px 46px rgba(0, 0, 0, 0.42),
        0 0 0 1px rgba(252, 165, 165, 0.18),
        0 0 40px rgba(239, 68, 68, 0.28);
    background: linear-gradient(148deg, rgba(185, 28, 28, 0.62) 0%, rgba(76, 29, 29, 0.45) 42%, rgba(15, 23, 42, 0.99) 100%);
}

body.page-home .games-grid--home .game-card:nth-child(3n + 1) .game-card__cta {
    color: #fecaca;
}

body.page-home .games-grid--home .game-card:nth-child(3n + 1):hover .game-card__cta {
    color: #fff7ed;
}

/* Blue grading (2nd, 5th, 8th, ...) */
body.page-home .games-grid--home .game-card:nth-child(3n + 2) {
    --home-card-accent: linear-gradient(90deg, #2563eb, #38bdf8);
    border-color: rgba(96, 165, 250, 0.32);
    background: linear-gradient(148deg, rgba(30, 58, 138, 0.48) 0%, rgba(30, 27, 75, 0.52) 45%, rgba(15, 23, 42, 0.97) 100%);
}

body.page-home .games-grid--home .game-card:nth-child(3n + 2):hover {
    transform: translateY(-5px);
    border-color: rgba(147, 197, 253, 0.55);
    box-shadow:
        0 22px 46px rgba(0, 0, 0, 0.42),
        0 0 0 1px rgba(96, 165, 250, 0.2),
        0 0 40px rgba(59, 130, 246, 0.32);
    background: linear-gradient(148deg, rgba(37, 99, 235, 0.55) 0%, rgba(30, 64, 175, 0.4) 42%, rgba(15, 23, 42, 0.99) 100%);
}

body.page-home .games-grid--home .game-card:nth-child(3n + 2) .game-card__cta {
    color: #93c5fd;
}

body.page-home .games-grid--home .game-card:nth-child(3n + 2):hover .game-card__cta {
    color: #e0f2fe;
}

/* Yellow / gold grading (3rd, 6th, 9th, ...) */
body.page-home .games-grid--home .game-card:nth-child(3n + 3) {
    --home-card-accent: linear-gradient(90deg, #ca8a04, #facc15);
    border-color: rgba(250, 204, 21, 0.28);
    background: linear-gradient(148deg, rgba(113, 63, 18, 0.45) 0%, rgba(30, 27, 75, 0.5) 45%, rgba(15, 23, 42, 0.97) 100%);
}

body.page-home .games-grid--home .game-card:nth-child(3n + 3):hover {
    transform: translateY(-5px);
    border-color: rgba(253, 224, 71, 0.55);
    box-shadow:
        0 22px 46px rgba(0, 0, 0, 0.42),
        0 0 0 1px rgba(250, 204, 21, 0.22),
        0 0 40px rgba(234, 179, 8, 0.3);
    background: linear-gradient(148deg, rgba(161, 98, 7, 0.55) 0%, rgba(66, 32, 6, 0.38) 42%, rgba(15, 23, 42, 0.99) 100%);
}

body.page-home .games-grid--home .game-card:nth-child(3n + 3) .game-card__cta {
    color: #fde047;
}

body.page-home .games-grid--home .game-card:nth-child(3n + 3):hover .game-card__cta {
    color: #fef9c3;
}

body.page-home .games-grid--home .game-card:focus-visible {
    outline: none;
}

body.page-home .games-grid--home .game-card:nth-child(3n + 1):focus-visible {
    box-shadow: 0 0 0 3px rgba(248, 113, 113, 0.55), 0 16px 36px rgba(0, 0, 0, 0.35);
}

body.page-home .games-grid--home .game-card:nth-child(3n + 2):focus-visible {
    box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.55), 0 16px 36px rgba(0, 0, 0, 0.35);
}

body.page-home .games-grid--home .game-card:nth-child(3n + 3):focus-visible {
    box-shadow: 0 0 0 3px rgba(250, 204, 21, 0.55), 0 16px 36px rgba(0, 0, 0, 0.35);
}

body.page-home .game-card::after {
    display: none;
}

body.page-home .game-card__badge {
    align-self: flex-start;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.2rem 0.5rem;
    border-radius: 0.35rem;
    background: rgba(251, 146, 60, 0.15);
    color: #fdba74;
    margin-bottom: 0.75rem;
}

body.page-home .game-card[data-category="classic"] .game-card__badge {
    background: rgba(94, 234, 212, 0.12);
    color: #5eead4;
}

body.page-home .game-card[data-category="action"] .game-card__badge {
    background: rgba(248, 113, 113, 0.15);
    color: #fca5a5;
}

body.page-home .game-card[data-category="puzzle"] .game-card__badge {
    background: rgba(167, 139, 250, 0.15);
    color: #c4b5fd;
}

body.page-home .game-icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
}

body.page-home .game-card h3 {
    font-family: "Outfit", sans-serif;
    font-size: 1.2rem;
    margin-bottom: 0.4rem;
    color: #f1f5f9;
    background: none;
    -webkit-background-clip: unset;
    background-clip: unset;
}

body.page-home .game-card p {
    flex: 1;
    font-size: 0.875rem;
    color: var(--color-text-muted);
    line-height: 1.5;
    margin: 0 0 1rem;
}

body.page-home .game-card__cta {
    font-size: 0.85rem;
    font-weight: 700;
    color: #2dd4bf;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

body.page-home .game-card__cta::before {
    content: "▶";
    font-size: 0.72rem;
    line-height: 1;
    opacity: 0.9;
}


body.page-home .game-card.is-filtered-out {
    display: none;
}

body.page-home .grid-empty {
    text-align: center;
    color: var(--color-text-muted);
    padding: 2rem;
    font-size: 0.95rem;
}

body.page-home .footer--home {
    background-color: var(--footer-bg);
    border-top: 1px solid var(--footer-border);
    margin-top: 3rem;
}

body.page-home .footer--home .footer-logo-mark {
    box-shadow: 0 2px 12px rgba(34, 211, 238, 0.2);
}

body.page-home .footer--home .footer-section h3:hover .footer-logo-mark {
    box-shadow: 0 4px 16px rgba(34, 211, 238, 0.35);
}

@media (max-width: 640px) {
    body.page-home .nav-home {
        flex-direction: column;
        align-items: stretch;
    }

    body.page-home .nav-links {
        justify-content: center;
    }

    body.page-home .btn-nav-random {
        margin-left: 0;
        width: 100%;
    }

    body.page-home .hero--home {
        padding-top: 1.5rem;
    }
}

@media (max-width: 1024px) {
    body.page-home .hero--home {
        max-width: 100%;
        padding-top: 2rem;
    }

    body.page-home .hero-lead {
        max-width: 100%;
    }
}

@media (max-width: 900px) {
    body.page-home .nav-home {
        display: grid;
        grid-template-columns: 1fr auto;
        gap: 0.75rem;
        align-items: center;
    }

    body.page-home .nav-links {
        margin-left: 0;
        justify-self: end;
    }

    body.page-home .btn-nav-random {
        grid-column: 1 / -1;
        width: 100%;
    }
}

@media (max-width: 768px) {
    body.page-home .hero--home {
        text-align: center;
    }

    body.page-home .hero-actions {
        justify-content: center;
    }

    body.page-home .hero-trust {
        justify-content: center;
        gap: 0.75rem 1.25rem;
    }

    body.page-home .library-head__text {
        text-align: center;
    }

    body.page-home .filter-chips {
        justify-content: center;
    }
}

@media (max-width: 520px) {
    body.page-home .logo--home {
        justify-content: center;
    }

    body.page-home .logo-text__big {
        font-size: 1rem;
    }

    body.page-home .logo-text__tag {
        letter-spacing: 0.18em;
    }

    body.page-home .hero--home h1 {
        font-size: clamp(1.75rem, 8vw, 2.15rem);
    }

    body.page-home .btn {
        width: 100%;
    }

    body.page-home .games-grid--home {
        grid-template-columns: 1fr;
    }

    body.page-home .game-card {
        padding: 1.1rem 1rem 1rem;
    }
}

@media (min-width: 1280px) {
    body.page-home .hero--home {
        max-width: 44rem;
        padding-top: 3.2rem;
    }

    body.page-home .games-grid--home {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

/* ——— Games listing (games.html) ——— */
body.page-games .games-page-intro {
    text-align: center;
    padding: 2.5rem 0 1.5rem;
    max-width: 36rem;
    margin: 0 auto;
}

body.page-games .games-page-intro h1 {
    font-size: clamp(1.85rem, 4vw, 2.5rem);
    margin: 0 0 0.75rem;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color), var(--accent-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

body.page-games .games-page-intro p {
    margin: 0;
    font-size: 1.05rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

body.page-games nav a[aria-current="page"] {
    color: var(--primary-color);
    font-weight: 600;
}

body.page-games .games-board-toolbar {
    max-width: 22rem;
    margin: 0 auto 1rem;
}

body.page-games .games-board-filter {
    width: 100%;
    box-sizing: border-box;
    padding: 0.75rem 1rem;
    font-family: inherit;
    font-size: 1rem;
    color: var(--text-color);
    background-color: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 0.65rem;
    box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06);
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

body.page-games .games-board-filter::placeholder {
    color: var(--color-text-muted);
}

body.page-games .games-board-filter:hover {
    border-color: rgba(37, 99, 235, 0.35);
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.1);
}

body.page-games .games-board-filter:focus {
    outline: none;
}

body.page-games .games-board-filter:focus-visible {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.28), 0 4px 14px rgba(37, 99, 235, 0.12);
}

body.page-games .games-board-empty {
    text-align: center;
    margin: 0 auto 1rem;
    max-width: 28rem;
    padding: 0.5rem 0.75rem;
    font-size: 0.95rem;
    color: var(--color-text-muted);
}

body.page-games .games-board {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.25rem;
    margin-bottom: 3rem;
}

@media (max-width: 560px) {
    body.page-games .games-board {
        grid-template-columns: 1fr;
    }
}

body.page-games .games-board__card {
    position: relative;
    display: flex;
    flex-direction: column;
    padding: 1.35rem 1.25rem 1.25rem;
    border-radius: 0.85rem;
    text-decoration: none;
    color: var(--text-color);
    background-color: var(--white);
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.06);
    overflow: hidden;
    transition: transform 0.22s ease, box-shadow 0.28s ease, border-color 0.22s ease, background 0.28s ease;
}

body.page-games .games-board__card::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    height: 4px;
    background: var(--card-accent, linear-gradient(90deg, var(--primary-color), var(--accent-color)));
    transition: height 0.22s ease, filter 0.22s ease;
}

body.page-games .games-board .games-board__card:hover::before {
    height: 5px;
    filter: brightness(1.08);
}

body.page-games .games-board__card:focus {
    outline: none;
}

body.page-games .games-board__card.is-filtered-out {
    display: none;
}

body.page-games .games-board__card--memory {
    --card-accent: linear-gradient(90deg, #ec4899, #a855f7);
}

body.page-games .games-board__card--snake {
    --card-accent: linear-gradient(90deg, #22c55e, #3b82f6);
}

body.page-games .games-board__card--tetris {
    --card-accent: linear-gradient(90deg, #06b6d4, #2563eb);
}

body.page-games .games-board__card--puzzle {
    --card-accent: linear-gradient(90deg, #eab308, #f97316);
}

body.page-games .games-board__card--whack {
    --card-accent: linear-gradient(90deg, #ef4444, #eab308);
}

body.page-games .games-board__card--chase {
    --card-accent: linear-gradient(90deg, #f97316, #ef4444);
}

body.page-games .games-board__card--tictactoe {
    --card-accent: linear-gradient(90deg, #3b82f6, #6366f1);
}

body.page-games .games-board__card--rps {
    --card-accent: linear-gradient(90deg, #22c55e, #14b8a6);
}

body.page-games .games-board__card--simon {
    --card-accent: linear-gradient(90deg, #a855f7, #ec4899);
}

body.page-games .games-board__card--mines {
    --card-accent: linear-gradient(90deg, #64748b, #334155);
}

body.page-games .games-board__card--math {
    --card-accent: linear-gradient(90deg, #22c55e, #3b82f6);
}

body.page-games .games-board__card--word {
    --card-accent: linear-gradient(90deg, #eab308, #ef4444);
}

body.page-games .games-board__card--pattern {
    --card-accent: linear-gradient(90deg, #9333ea, #4f46e5);
}

/* Board cards: red -> blue -> yellow -> green cycle */
body.page-games .games-board .games-board__card:nth-child(4n + 1) {
    --card-accent: linear-gradient(90deg, #dc2626, #fb7185);
    background: linear-gradient(180deg, #fff5f5 0%, #ffffff 40%, #ffffff 100%);
    border-color: rgba(248, 113, 113, 0.38);
}

body.page-games .games-board .games-board__card:nth-child(4n + 1):hover {
    transform: translateY(-5px);
    border-color: rgba(239, 68, 68, 0.48);
    box-shadow:
        0 20px 42px rgba(15, 23, 42, 0.1),
        0 0 0 1px rgba(254, 202, 202, 0.75),
        0 0 36px rgba(239, 68, 68, 0.18);
    background: linear-gradient(180deg, #ffe4e6 0%, #ffffff 48%, #ffffff 100%);
}

body.page-games .games-board .games-board__card:nth-child(4n + 1)::after {
    color: #b91c1c;
}

body.page-games .games-board .games-board__card:nth-child(4n + 1):hover::after {
    color: #991b1b;
}

body.page-games .games-board .games-board__card:nth-child(4n + 1):focus-visible {
    transform: translateY(-2px);
    box-shadow: 0 14px 32px rgba(15, 23, 42, 0.1), 0 0 0 3px rgba(248, 113, 113, 0.55);
    border-color: rgba(220, 38, 38, 0.45);
}

body.page-games .games-board .games-board__card:nth-child(4n + 2) {
    --card-accent: linear-gradient(90deg, #2563eb, #38bdf8);
    background: linear-gradient(180deg, #eff6ff 0%, #ffffff 40%, #ffffff 100%);
    border-color: rgba(96, 165, 250, 0.38);
}

body.page-games .games-board .games-board__card:nth-child(4n + 2):hover {
    transform: translateY(-5px);
    border-color: rgba(37, 99, 235, 0.45);
    box-shadow:
        0 20px 42px rgba(15, 23, 42, 0.1),
        0 0 0 1px rgba(191, 219, 254, 0.85),
        0 0 36px rgba(59, 130, 246, 0.22);
    background: linear-gradient(180deg, #dbeafe 0%, #ffffff 48%, #ffffff 100%);
}

body.page-games .games-board .games-board__card:nth-child(4n + 2)::after {
    color: #1d4ed8;
}

body.page-games .games-board .games-board__card:nth-child(4n + 2):hover::after {
    color: #1e3a8a;
}

body.page-games .games-board .games-board__card:nth-child(4n + 2):focus-visible {
    transform: translateY(-2px);
    box-shadow: 0 14px 32px rgba(15, 23, 42, 0.1), 0 0 0 3px rgba(96, 165, 250, 0.6);
    border-color: rgba(37, 99, 235, 0.42);
}

body.page-games .games-board .games-board__card:nth-child(4n + 3) {
    --card-accent: linear-gradient(90deg, #ca8a04, #facc15);
    background: linear-gradient(180deg, #fffbeb 0%, #ffffff 40%, #ffffff 100%);
    border-color: rgba(250, 204, 21, 0.4);
}

body.page-games .games-board .games-board__card:nth-child(4n + 3):hover {
    transform: translateY(-5px);
    border-color: rgba(202, 138, 4, 0.5);
    box-shadow:
        0 20px 42px rgba(15, 23, 42, 0.1),
        0 0 0 1px rgba(254, 240, 138, 0.9),
        0 0 36px rgba(234, 179, 8, 0.22);
    background: linear-gradient(180deg, #fef9c3 0%, #ffffff 48%, #ffffff 100%);
}

body.page-games .games-board .games-board__card:nth-child(4n + 3)::after {
    color: #a16207;
}

body.page-games .games-board .games-board__card:nth-child(4n + 3):hover::after {
    color: #854d0e;
}

body.page-games .games-board .games-board__card:nth-child(4n + 3):focus-visible {
    transform: translateY(-2px);
    box-shadow: 0 14px 32px rgba(15, 23, 42, 0.1), 0 0 0 3px rgba(250, 204, 21, 0.65);
    border-color: rgba(202, 138, 4, 0.48);
}

body.page-games .games-board .games-board__card:nth-child(4n + 4) {
    --card-accent: linear-gradient(90deg, #16a34a, #4ade80);
    background: linear-gradient(180deg, #f0fdf4 0%, #ffffff 40%, #ffffff 100%);
    border-color: rgba(74, 222, 128, 0.38);
}

body.page-games .games-board .games-board__card:nth-child(4n + 4):hover {
    transform: translateY(-5px);
    border-color: rgba(22, 163, 74, 0.45);
    box-shadow:
        0 20px 42px rgba(15, 23, 42, 0.1),
        0 0 0 1px rgba(187, 247, 208, 0.9),
        0 0 36px rgba(34, 197, 94, 0.2);
    background: linear-gradient(180deg, #dcfce7 0%, #ffffff 48%, #ffffff 100%);
}

body.page-games .games-board .games-board__card:nth-child(4n + 4)::after {
    color: #15803d;
}

body.page-games .games-board .games-board__card:nth-child(4n + 4):hover::after {
    color: #166534;
}

body.page-games .games-board .games-board__card:nth-child(4n + 4):focus-visible {
    transform: translateY(-2px);
    box-shadow: 0 14px 32px rgba(15, 23, 42, 0.1), 0 0 0 3px rgba(74, 222, 128, 0.55);
    border-color: rgba(22, 163, 74, 0.42);
}

body.page-games .games-board .games-board__card:nth-child(4n + 1):hover::after,
body.page-games .games-board .games-board__card:nth-child(4n + 2):hover::after,
body.page-games .games-board .games-board__card:nth-child(4n + 3):hover::after,
body.page-games .games-board .games-board__card:nth-child(4n + 4):hover::after {
    transform: translateX(4px);
}

body.page-games .games-board__icon {
    font-size: 2.5rem;
    line-height: 1;
    margin-bottom: 0.65rem;
}

body.page-games .games-board__card h2 {
    font-size: 1.2rem;
    font-weight: 700;
    margin: 0 0 0.4rem;
    color: var(--text-color);
}

body.page-games .games-board__card p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.5;
    flex: 1;
}

body.page-games .games-board__card::after {
    content: "Play ->";
    display: inline-block;
    margin-top: 1rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary-color);
    transition: color 0.22s ease, transform 0.22s ease;
}

/* Fixed colour grading for games page cards */
body.page-games .games-board .games-board__card {
    background: linear-gradient(165deg, rgba(15, 23, 42, 0.9), rgba(17, 24, 39, 0.95));
    border-color: rgba(148, 163, 184, 0.28);
}

body.page-games .games-board .games-board__card:nth-child(4n + 1),
body.page-games .games-board .games-board__card:nth-child(4n + 2),
body.page-games .games-board .games-board__card:nth-child(4n + 3),
body.page-games .games-board .games-board__card:nth-child(4n + 4) {
    background: linear-gradient(165deg, rgba(15, 23, 42, 0.9), rgba(17, 24, 39, 0.95));
    border-color: rgba(148, 163, 184, 0.28);
}

body.page-games .games-board .games-board__card:nth-child(4n + 1):hover,
body.page-games .games-board .games-board__card:nth-child(4n + 2):hover,
body.page-games .games-board .games-board__card:nth-child(4n + 3):hover,
body.page-games .games-board .games-board__card:nth-child(4n + 4):hover {
    background: linear-gradient(165deg, rgba(20, 31, 55, 0.92), rgba(17, 24, 39, 0.98));
    border-color: rgba(103, 232, 249, 0.36);
}

@media (max-width: 768px) {
    body.page-games .games-page-intro {
        padding-top: 1.5rem;
    }
}

/* ——— Game pages: shared layout (same shell as puzzle.html) ——— */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

body.page-game {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;
    --game-primary: #ec4899;
    --game-secondary: #8b5cf6;
    --game-surface: #1e1b4b;
    --game-surface-end: #312e81;
    --game-text-on-play: #ffffff;
    --game-muted-on-play: #a5b4fc;
}

body.page-game.page-game--ttt {
    --game-primary: #60a5fa;
    --game-secondary: #818cf8;
}

body.page-game.page-game--snake {
    --game-primary: #22c55e;
    --game-secondary: #06b6d4;
}

body.page-game.page-game--tetris {
    --game-primary: #06b6d4;
    --game-secondary: #a78bfa;
}

body.page-game.page-game--whack {
    --game-primary: #ef4444;
    --game-secondary: #eab308;
}

body.page-game.page-game--chase {
    --game-primary: #f97316;
    --game-secondary: #38bdf8;
}

body.page-game.page-game--puzzle {
    --game-primary: #eab308;
    --game-secondary: #f97316;
}

body.page-game.page-game--alphabet {
    --game-primary: #14b8a6;
    --game-secondary: #22d3ee;
}

body.page-game .game-page-main {
    flex: 1;
    padding-bottom: 1rem;
}

body.page-game .game-page-hero {
    text-align: center;
    padding: 1.8rem 0 1.1rem;
    max-width: 40rem;
    margin: 0 auto;
}

body.page-game .game-page-title {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    margin: 0 0 0.5rem;
    background: linear-gradient(to right, var(--game-primary), var(--game-secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

body.page-game .game-page-lead {
    margin: 0;
    color: var(--color-text-muted);
    font-size: 1.05rem;
    line-height: 1.55;
}

body.page-game .game-play {
    background: linear-gradient(165deg, var(--game-surface) 0%, var(--game-surface-end) 100%);
    border-radius: 1rem;
    padding: 2rem 1.5rem;
    margin-bottom: 2rem;
    color: var(--game-text-on-play);
    text-align: center;
    border: 1px solid rgba(165, 180, 252, 0.35);
    box-shadow: 0 14px 34px rgba(30, 27, 75, 0.32);
}

@media (min-width: 900px) {
    body.page-game .game-play {
        padding: 2.1rem 2rem;
    }
}

body.page-game .game-play-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 100%;
}

body.page-game .game-play-info {
    width: 100%;
}

body.page-game .game-play-info--row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    max-width: 420px;
    margin: 0 auto;
}

body.page-game .game-play-info p {
    margin: 0 0 1rem;
    color: var(--game-muted-on-play);
    min-height: 1.4em;
}

body.page-game .game-play-info p:last-child {
    margin-bottom: 0;
}

body.page-game .game-play-info p.win,
body.page-game .game-play-info p.is-win {
    color: var(--game-primary);
    font-weight: bold;
}

body.page-game .game-control {
    background-color: var(--game-secondary);
    color: var(--game-text-on-play);
    border: none;
    padding: 0.6rem 1.25rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    font-family: inherit;
    transition: background-color 0.2s ease, transform 0.1s ease, color 0.2s ease;
}

body.page-game .game-control:hover {
    background-color: var(--game-primary);
    color: var(--game-surface);
}

body.page-game .game-control:active {
    transform: scale(0.98);
}

body.page-game .touch-controls {
    display: none;
    width: min(100%, 320px);
    margin: 0.75rem auto 0;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.5rem;
}

body.page-game .touch-controls .game-control {
    min-height: 46px;
    padding: 0.65rem 0.5rem;
    font-size: 1rem;
}

body.page-game .touch-controls [data-action="left"] {
    grid-column: 1;
}

body.page-game .touch-controls [data-action="rotate"],
body.page-game .touch-controls [data-action="up"] {
    grid-column: 2;
}

body.page-game .touch-controls [data-action="right"] {
    grid-column: 3;
}

body.page-game .touch-controls [data-action="down"] {
    grid-column: 2;
}

body.page-game .chase-canvas-wrap {
    width: min(100%, 360px);
    margin: 0 auto 0.75rem;
    border-radius: 12px;
    overflow: hidden;
    border: 2px solid rgba(165, 180, 252, 0.4);
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.35);
}

body.page-game .chase-canvas-wrap canvas {
    display: block;
    width: 100%;
    height: auto;
    vertical-align: middle;
}

body.page-game .touch-controls.chase-touch {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-template-rows: auto auto auto;
}

body.page-game .touch-controls.chase-touch [data-chase="up"] {
    grid-column: 2;
    grid-row: 1;
}

body.page-game .touch-controls.chase-touch [data-chase="left"] {
    grid-column: 1;
    grid-row: 2;
}

body.page-game .touch-controls.chase-touch [data-chase="right"] {
    grid-column: 3;
    grid-row: 2;
}

body.page-game .touch-controls.chase-touch [data-chase="down"] {
    grid-column: 2;
    grid-row: 3;
}

body.page-game .game-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
    align-items: center;
    margin-top: 0.5rem;
}

body.page-game .game-panel {
    background: var(--white);
    border: 1px solid rgba(148, 163, 184, 0.45);
    border-radius: 0.75rem;
    padding: 1.35rem 1.55rem;
    margin-bottom: 1.25rem;
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.07);
}

body.page-game .game-section-title {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-color);
    margin: 0 0 0.8rem;
    padding-bottom: 0.35rem;
    border-bottom: 1px solid rgba(148, 163, 184, 0.3);
}

body.page-game .game-panel p,
body.page-game .game-panel li {
    color: var(--color-text-muted);
    line-height: 1.6;
}

body.page-game .game-panel ul,
body.page-game .game-panel ol {
    margin: 0;
    padding-left: 1.25rem;
}

body.page-game .game-panel li + li {
    margin-top: 0.35rem;
}

body.page-game .game-panel h3.game-howto-sub {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-color);
    margin: 1rem 0 0.45rem;
}

body.page-game .game-panel h3.game-howto-sub:first-of-type {
    margin-top: 0;
}

body.page-game .game-panel .game-howto-intro {
    margin: 0 0 0.75rem;
}

body.page-game .game-howto-long {
    margin-top: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.75;
}

body.page-game .game-more-intro {
    margin-top: 0;
    margin-bottom: 0.75rem;
    color: var(--color-text-muted);
}

body.page-game .game-more-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

body.page-game .game-more-grid a {
    display: inline-block;
    padding: 0.5rem 0.95rem;
    border-radius: 999px;
    background: var(--light-gray);
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    border: 1px solid var(--border-color);
    transition: background 0.2s ease, border-color 0.2s ease;
}

body.page-game .game-more-grid a:hover {
    background: rgba(37, 99, 235, 0.08);
    border-color: var(--primary-color);
}

@media (max-width: 768px) {
    body.page-game .game-play {
        padding: 1.25rem 0.85rem;
    }

    body.page-game .game-play-info--row {
        justify-content: center;
    }

    body.page-game .touch-controls {
        display: grid;
    }
}

body.page-game .game-play input[type="text"],
body.page-game .game-play input[type="number"] {
    font-size: 1.1rem;
    padding: 0.5rem 0.65rem;
    border-radius: 8px;
    border: 1px solid rgba(165, 180, 252, 0.45);
    background: rgba(255, 255, 255, 0.95);
    color: #1e1b4b;
    margin: 0.25rem 0.35rem 0.75rem;
}

body.page-game .game-play-stack {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.35rem;
    width: 100%;
    max-width: 22rem;
    margin: 0 auto;
}

body.page-game .game-play-stack .game-control {
    margin-top: 0.25rem;
}

/* Alphabet Order Game */
body.page-game--alphabet #alphabet-game-root {
    width: min(100%, 720px);
}

body.page-game--alphabet .ao-wrap {
    width: 100%;
    margin: 0 auto;
}

body.page-game--alphabet .ao-stats {
    margin: 0 auto 0.85rem;
}

body.page-game--alphabet .ao-actions {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-bottom: 0.9rem;
}

body.page-game--alphabet .ao-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.6rem;
}

body.page-game--alphabet .ao-letter {
    min-height: 64px;
    border: 1px solid rgba(165, 180, 252, 0.45);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.96);
    color: #0f172a;
    font-size: 1.25rem;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.08s ease, background-color 0.2s ease, border-color 0.2s ease;
}

body.page-game--alphabet .ao-letter:hover:not(:disabled) {
    border-color: var(--game-secondary);
    background: rgba(255, 255, 255, 1);
}

body.page-game--alphabet .ao-letter:active:not(:disabled) {
    transform: scale(0.98);
}

body.page-game--alphabet .ao-letter.ok {
    border-color: #22c55e;
    background: #ecfdf5;
    color: #166534;
}

body.page-game--alphabet .ao-letter.bad {
    border-color: #ef4444;
    background: #fef2f2;
    color: #991b1b;
}

body.page-game--alphabet .ao-msg {
    min-height: 1.4em;
    margin: 0.8rem 0 0;
    color: var(--game-muted-on-play);
    font-weight: 600;
}

/* Sliding puzzle tiles (puzzle.html) */
body.page-game--puzzle .puzzle-board {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    width: min(90vw, 300px);
    aspect-ratio: 1;
    margin-bottom: 1.25rem;
    padding: 8px;
    background: rgba(0, 0, 0, 0.25);
    border-radius: 12px;
    border: 2px solid rgba(165, 180, 252, 0.2);
}

body.page-game--puzzle .tile {
    border: none;
    border-radius: 8px;
    font-size: clamp(1.25rem, 6vw, 1.75rem);
    font-weight: bold;
    cursor: pointer;
    background: linear-gradient(145deg, #4c1d95, #5b21b6);
    color: #fff;
    transition: transform 0.15s ease, background 0.2s ease, box-shadow 0.2s ease;
    min-height: 44px;
}

body.page-game--puzzle .tile:hover:not(:disabled) {
    background: linear-gradient(145deg, #6d28d9, #4c1d95);
    box-shadow: 0 4px 12px rgba(234, 179, 8, 0.25);
}

body.page-game--puzzle .tile:active:not(:disabled) {
    transform: scale(0.96);
}

body.page-game--puzzle .tile--empty {
    cursor: default;
    background: transparent;
    box-shadow: none;
    pointer-events: none;
}

/* Global UI refresh */
:root {
    --primary-color: #7c3aed;
    --secondary-color: #2563eb;
    --accent-color: #06b6d4;
    --background-color: #f4f7ff;
    --text-color: #111827;
    --white: #ffffff;
    --light-gray: #eef2ff;
    --border-color: #dbe4ff;
    --color-text-muted: #5b6477;
    --footer-bg: #0b1020;
    --footer-border: rgba(148, 163, 184, 0.24);
    --footer-heading: #e5e7eb;
    --footer-link: #9ca3af;
    --footer-link-hover: #67e8f9;
    --footer-note: #6b7280;
}

body {
    background:
        radial-gradient(1200px 550px at 100% -10%, rgba(124, 58, 237, 0.12), transparent),
        radial-gradient(900px 500px at -10% 10%, rgba(37, 99, 235, 0.1), transparent),
        var(--background-color);
    color: var(--text-color);
}

/* Visual theme: theme-future.css (loaded after this file on all pages) */

/* Policy / info page layout (structure only) */
body.page-privacy .privacy-policy,
body.page-faq .faq-section,
body.page-about .about-section,
body.page-terms .policy-content,
body.page-cookie .policy-content,
body.page-disclaimer .policy-content,
body.page-contact .contact-simple {
    max-width: 800px;
    margin: 2rem auto;
    padding: 2rem;
}

body.page-faq h1,
body.page-about .about-section h1,
body.page-terms .policy-content h1,
body.page-cookie .policy-content h1,
body.page-disclaimer .policy-content h1,
body.page-privacy .privacy-policy h1 {
    text-align: center;
    margin-bottom: 1.2rem;
    padding-bottom: 0.8rem;
    border-bottom: 1px solid var(--border-color);
}

body.page-contact .contact-body {
    background: transparent;
}