/* MenuMania marketing - Sunset glass (matches PHP theme glass_sunset) */

:root {
    --primary: #c2410c;
    --primary-rgb: 194, 65, 12;
    --primary-soft: rgba(194, 65, 12, 0.14);
    --primary-hot: #ea580c;
    --amber: #f59e0b;
    --peach: #fdba74;
    --blush: #fb7185;
    --body-bg: #ffedd5;
    --surface: rgba(255, 255, 255, 0.42);
    --surface-solid: #fff7ed;
    --surface-2: rgba(255, 247, 237, 0.55);
    --text: #7c2d12;
    --text-muted: #9a3412;
    --border: rgba(194, 65, 12, 0.18);
    --glass-border: rgba(255, 255, 255, 0.55);
    --glass-blur: 28px;
    --glass-saturate: 1.45;
    --shadow: 0 18px 48px rgba(124, 45, 18, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.65);
    --shadow-sm: 0 8px 24px rgba(124, 45, 18, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.5);
    --radius: 22px;
    --radius-sm: 14px;
    --island-h: 64px;
    --font-fa: 'Vazirmatn', system-ui, sans-serif;
    --font-en: 'Plus Jakarta Sans', system-ui, sans-serif;
    --on-primary: #fff7ed;
}

html[data-theme="dark"] {
    --primary: #fb923c;
    --primary-rgb: 251, 146, 60;
    --primary-soft: rgba(251, 146, 60, 0.16);
    --primary-hot: #fdba74;
    --body-bg: #1c1008;
    --surface: rgba(28, 16, 8, 0.42);
    --surface-solid: #2a160c;
    --surface-2: rgba(42, 22, 12, 0.55);
    --text: #ffedd5;
    --text-muted: #fdba74;
    --border: rgba(255, 237, 213, 0.12);
    --glass-border: rgba(255, 255, 255, 0.14);
    --shadow: 0 20px 50px rgba(0, 0, 0, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.08);
    --shadow-sm: 0 10px 28px rgba(0, 0, 0, 0.32), inset 0 1px 0 rgba(255, 255, 255, 0.06);
    --on-primary: #1c1008;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 92px;
}

body {
    margin: 0;
    min-height: 100dvh;
    font-family: var(--font-fa);
    color: var(--text);
    line-height: 1.65;
    background-color: var(--body-bg);
    background-image:
        radial-gradient(ellipse 110% 70% at 8% -8%, rgba(var(--primary-rgb), 0.38), transparent 55%),
        radial-gradient(ellipse 80% 55% at 100% 0%, rgba(251, 113, 133, 0.22), transparent 50%),
        radial-gradient(ellipse 70% 50% at 50% 110%, rgba(245, 158, 11, 0.22), transparent 55%),
        linear-gradient(165deg, #ffedd5 0%, #fff7ed 42%, #ffd6a8 100%);
    background-attachment: fixed;
    transition: background 0.35s ease, color 0.35s ease;
}

html[data-theme="dark"] body {
    background-image:
        radial-gradient(ellipse 110% 70% at 8% -8%, rgba(var(--primary-rgb), 0.4), transparent 55%),
        radial-gradient(ellipse 80% 55% at 100% 0%, rgba(251, 113, 133, 0.16), transparent 50%),
        radial-gradient(ellipse 70% 50% at 50% 110%, rgba(245, 158, 11, 0.12), transparent 55%),
        linear-gradient(165deg, #120a06 0%, #1c1008 48%, #2a160c 100%);
}

html[lang="en"] body { font-family: var(--font-en); }

a { color: inherit; text-decoration: none; }

img { max-width: 100%; display: block; }

button,
input,
select,
textarea { font: inherit; color: inherit; }

.container {
    width: min(1180px, calc(100% - 2rem));
    margin-inline: auto;
}

.glass {
    background: var(--surface);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
    -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
    box-shadow: var(--shadow-sm);
}

/* ── Header island ── */

.island-wrap {
    position: sticky;
    top: 0;
    z-index: 200;
    padding: 14px 0 0;
    pointer-events: none;
}

.header-island {
    pointer-events: auto;
    width: min(1180px, calc(100% - 1.5rem));
    margin-inline: auto;
    min-height: var(--island-h);
    padding: 0.4rem 0.55rem;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 0.4rem;
    border-radius: 999px;
    background: rgba(255, 247, 237, 0.38);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
    -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
    box-shadow:
        0 10px 36px rgba(124, 45, 18, 0.12),
        inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

html[data-theme="dark"] .header-island {
    background: rgba(28, 16, 8, 0.42);
    box-shadow:
        0 12px 36px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.15rem 0.55rem 0.15rem 0.2rem;
    min-width: 0;
}

.brand-logo {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    object-fit: contain;
    flex-shrink: 0;
    box-shadow: 0 6px 16px rgba(var(--primary-rgb), 0.22);
}

.brand-text {
    display: flex;
    flex-direction: column;
    gap: 0.05rem;
    min-width: 0;
}

.brand-text strong {
    font-size: 0.92rem;
    line-height: 1.15;
    letter-spacing: 0.01em;
    white-space: nowrap;
}

.brand-text span {
    font-size: 0.66rem;
    line-height: 1.15;
    color: var(--text-muted);
    white-space: nowrap;
}

.island-nav {
    display: flex;
    align-items: center;
    gap: 0.15rem;
    min-width: 0;
}

.island-nav-group {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.15rem;
    min-width: 0;
    flex-wrap: wrap;
}

.island-nav--start { justify-content: flex-end; }

.island-nav--end { justify-content: flex-start; }

.island-nav .mm-start {
    margin-inline-start: 0.2rem;
    padding: 0;
    background: transparent;
}

.island-nav .mm-start:hover,
.island-nav .mm-start.is-active {
    background: transparent;
    color: inherit;
}

.island-nav a {
    padding: 0.4rem 0.7rem;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 650;
    color: var(--text-muted);
    white-space: nowrap;
    transition: color 0.2s ease, background 0.2s ease;
}

.island-nav a:hover,
.island-nav a.is-active {
    color: var(--primary);
    background: var(--primary-soft);
}

.island-tools {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.35rem;
    padding-inline-end: 0.15rem;
}

.icon-btn,
.lang-btn {
    height: 40px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.35);
    color: var(--text);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

html[data-theme="dark"] .icon-btn,
html[data-theme="dark"] .lang-btn {
    background: rgba(255, 255, 255, 0.06);
}

.icon-btn {
    width: 40px;
}

.icon-btn:hover,
.lang-btn:hover {
    transform: translateY(-1px);
    border-color: rgba(var(--primary-rgb), 0.4);
    color: var(--primary);
}

.lang-btn {
    min-width: 40px;
    padding: 0 0.75rem;
    font-weight: 800;
    font-size: 0.78rem;
}

.header-btn {
    height: 38px;
    padding: 0 0.9rem;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
    font-weight: 700;
    font-size: 0.8rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    text-decoration: none;
    white-space: nowrap;
}

.header-btn--primary {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff7ed;
}

.header-btn--program {
    border-color: rgba(var(--primary-rgb), 0.35);
    background: var(--primary-soft);
    color: var(--primary);
}

.nav-toggle {
    display: none;
}

/* ── Start button (btn-53 from user/reference/start button new.txt) ── */

.mm-start {
    display: inline-flex;
    text-decoration: none;
    flex-shrink: 0;
}

.btn-53,
.btn-53 *,
.btn-53::before,
.btn-53::after {
    box-sizing: border-box;
}

.btn-53 {
    -webkit-tap-highlight-color: transparent;
    background-color: var(--primary);
    background-image: none;
    border: 1px solid rgba(var(--primary-rgb), 0.35);
    border-radius: 999px;
    color: var(--on-primary);
    cursor: pointer;
    display: block;
    font-family: var(--font-en), var(--font-fa), sans-serif;
    font-size: 0.78rem;
    font-weight: 900;
    line-height: 1.5;
    margin: 0;
    overflow: hidden;
    padding: 0;
    position: relative;
    text-transform: uppercase;
    white-space: nowrap;
}

.btn-53 .original {
    background: var(--surface-solid);
    color: var(--primary);
    display: grid;
    inset: 0;
    place-content: center;
    position: absolute;
    transition: transform 0.2s cubic-bezier(0.87, 0, 0.13, 1);
    padding: 0.52rem 1.25rem;
}

.btn-53:hover .original,
.mm-start:hover .btn-53 .original {
    transform: translateY(100%);
}

.btn-53 .letters {
    display: inline-flex;
    padding: 0.52rem 1.25rem;
}

html[lang="fa"] .btn-53 .letters {
    direction: rtl;
}

.btn-53 .letters span {
    opacity: 0;
    transform: translateY(-15px);
    transition: transform 0.2s cubic-bezier(0.87, 0, 0.13, 1), opacity 0.2s;
}

.btn-53 .letters span:nth-child(2n) {
    transform: translateY(15px);
}

.btn-53:hover .letters span,
.mm-start:hover .btn-53 .letters span {
    opacity: 1;
    transform: translateY(0);
}

.btn-53:hover .letters span:nth-child(2),
.mm-start:hover .btn-53 .letters span:nth-child(2) {
    transition-delay: 0.1s;
}

.btn-53:hover .letters span:nth-child(3),
.mm-start:hover .btn-53 .letters span:nth-child(3) {
    transition-delay: 0.2s;
}

.btn-53:hover .letters span:nth-child(4),
.mm-start:hover .btn-53 .letters span:nth-child(4) {
    transition-delay: 0.3s;
}

.btn-53:hover .letters span:nth-child(5),
.mm-start:hover .btn-53 .letters span:nth-child(5) {
    transition-delay: 0.4s;
}

.btn-53--lg {
    font-size: 1rem;
}

.btn-53--lg .original,
.btn-53--lg .letters {
    padding: 0.85rem 2.2rem;
}

/* ── Footer ── */

.site-footer {
    padding: 2.4rem 0 2.8rem;
    color: var(--text-muted);
    font-size: 0.88rem;
}

.footer-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.2rem 1.4rem;
    border-radius: 22px;
    background: var(--surface);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(18px) saturate(1.3);
    -webkit-backdrop-filter: blur(18px) saturate(1.3);
}

.footer-brand {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.35rem;
}

.footer-brand strong { color: var(--text); }

.footer-brand a,
.powered-link {
    color: var(--primary);
    font-weight: 800;
}

.footer-brand a:hover,
.powered-link:hover { text-decoration: underline; }

.footer-staff {
    font-size: 0.8rem;
    opacity: 0.8;
}

/* ── Shared bits ── */

.section-eyebrow {
    margin: 0 0 0.65rem;
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    color: var(--primary);
}

.section-head {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 2.4rem;
}

.section-head h2 {
    margin: 0 0 0.7rem;
    font-size: clamp(1.55rem, 3vw, 2.15rem);
}

.section-head p {
    margin: 0;
    color: var(--text-muted);
}

.version-badge {
    font-size: 0.72rem;
    padding: 0.3rem 0.6rem;
    border-radius: 999px;
    background: var(--primary-soft);
    border: 1px solid rgba(var(--primary-rgb), 0.25);
    color: var(--primary);
    font-weight: 700;
}

@media (max-width: 1100px) {
    .header-island {
        grid-template-columns: auto 1fr auto;
        grid-template-areas:
            "brand nav tools";
    }

    .brand { grid-area: brand; }

    .island-nav-group { grid-area: nav; justify-content: center; }

    .island-tools { grid-area: tools; }

    .island-nav-group .island-nav {
        display: none;
    }

    .header-island.is-open {
        grid-template-areas:
            "brand nav tools"
            "menu menu menu";
        border-radius: 28px;
    }

    .header-island.is-open .island-nav-group {
        grid-column: 1 / -1;
        justify-content: center;
        padding: 0.35rem 0.4rem 0.5rem;
    }

    .header-island.is-open .island-nav-group .island-nav {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
    }

    .nav-toggle {
        display: inline-flex;
    }

    .brand-text span { display: none; }
}

@media (max-width: 520px) {
    .btn-53 {
        font-size: 0.72rem;
    }

    .btn-53 .original,
    .btn-53 .letters {
        padding: 0.45rem 0.95rem;
    }

    .brand-text { display: none; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }

    .btn-53 .letters span {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .btn-53 .original {
        display: none;
    }

    .icon-btn:hover,
    .lang-btn:hover { transform: none; }
}