/* --- splash.css — Nord layout ---
   Colors come from the shared theme (/static/theme.css) so every site
   shares the same look. Only splash-specific extras live here. */

@font-face {
    font-family: 'DM Sans';
    src: url('/static/fonts/DMSans-Variable.woff2') format('woff2');
    font-weight: 100 1000;
    font-display: swap;
}
@font-face {
    font-family: 'Google Sans Flex';
    src: url('/static/fonts/gsf/GoogleSansFlexRounded-Variable.ttf') format('truetype');
    font-weight: 100 1000;
    font-display: swap;
}
@font-face { font-family: 'IBM Plex Sans Arabic'; src: url('/static/fonts/ibmplexarabic/IBMPlexSansArabic-Thin.ttf') format('truetype'); font-weight: 100; font-display: swap; }
@font-face { font-family: 'IBM Plex Sans Arabic'; src: url('/static/fonts/ibmplexarabic/IBMPlexSansArabic-ExtraLight.ttf') format('truetype'); font-weight: 200; font-display: swap; }
@font-face { font-family: 'IBM Plex Sans Arabic'; src: url('/static/fonts/ibmplexarabic/IBMPlexSansArabic-Light.ttf') format('truetype'); font-weight: 300; font-display: swap; }
@font-face { font-family: 'IBM Plex Sans Arabic'; src: url('/static/fonts/ibmplexarabic/IBMPlexSansArabic-Regular.ttf') format('truetype'); font-weight: 400; font-display: swap; }
@font-face { font-family: 'IBM Plex Sans Arabic'; src: url('/static/fonts/ibmplexarabic/IBMPlexSansArabic-Medium.ttf') format('truetype'); font-weight: 500; font-display: swap; }
@font-face { font-family: 'IBM Plex Sans Arabic'; src: url('/static/fonts/ibmplexarabic/IBMPlexSansArabic-SemiBold.ttf') format('truetype'); font-weight: 600; font-display: swap; }
@font-face { font-family: 'IBM Plex Sans Arabic'; src: url('/static/fonts/ibmplexarabic/IBMPlexSansArabic-Bold.ttf') format('truetype'); font-weight: 700; font-display: swap; }

@font-face {
    font-family: 'Fraunces';
    src: url('/static/fonts/serif/Fraunces-Variable.woff2') format('woff2');
    font-weight: 300 700;
    font-display: swap;
}

@font-face {
    font-family: 'Commit Mono';
    src: url('/static/fonts/mono/CommitMono-400.woff2') format('woff2');
    font-weight: 400;
    font-display: swap;
}

@font-face {
    font-family: 'Commit Mono';
    src: url('/static/fonts/mono/CommitMono-700.woff2') format('woff2');
    font-weight: 700;
    font-display: swap;
}

:root {
    --radius-sm: 4px;
    --radius: 8px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 28px;
    --radius-full: 9999px;
    /* splash-only: frost glow wash + monthiversary rainbow */
button:active, .btn:active { transform: scale(0.97); transition: transform 0.15s; }
    --glow-wash: radial-gradient(ellipse 90% 55% at 50% -8%, rgba(136,192,208,0.10), transparent 70%);
    --glow-soft-l: radial-gradient(ellipse 60% 40% at 12% -12%, rgba(129,161,193,0.08), transparent 70%);
    --glow-soft-r: radial-gradient(ellipse 60% 40% at 88% -12%, rgba(143,188,187,0.08), transparent 70%);
    --rainbow-1: #02fcef;
    --rainbow-2: #ffb52b;
    --rainbow-3: #a02bfe;
}

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

body {
    /* 'IBM Plex Sans Arabic' covers Arabic glyphs (loaded via arabic.css
       only when lang=ar); Latin keeps DM Sans / Fraunces. */
    font-family: 'Google Sans Flex', 'IBM Plex Sans Arabic', system-ui, -apple-system, sans-serif;
    background: var(--background);
    color: var(--on-background);
    font-size: 18px;
    line-height: 1.7;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
    background-image: var(--glow-wash), var(--glow-soft-l), var(--glow-soft-r);
    background-repeat: no-repeat;
}

::selection {
    background: #88c0d0;
    color: #2e3440;
}

:focus-visible {
    outline: 2px solid #88c0d0;
    outline-offset: 3px;
    border-radius: 2px;
}

/* --- topbar --- */
.topbar {
    position: sticky;
    top: 0;
    z-index: 200;
    background: rgba(46, 52, 64, 0.78);
    -webkit-backdrop-filter: blur(18px) saturate(140%);
    -webkit-backdrop-filter: blur(18px) saturate(140%);
    backdrop-filter: blur(18px) saturate(140%);
    -webkit-backdrop-filter: blur(18px) saturate(140%);
    border-bottom: 1px solid var(--outline-variant);
    padding: 0 24px;
}

.topbar-inner {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 62px;
    gap: 24px;
}

.topbar-brand {
    font-size: 1.1rem;
    font-weight: 500;
    letter-spacing: -0.01em;
    color: var(--on-surface);
    text-decoration: none;
    flex-shrink: 0;
}

.topbar-links {
    display: flex;
    gap: 24px;
    flex: 1;
    overflow: hidden;
}

.topbar-links a {
    color: var(--on-surface-variant);
    text-decoration: none;
    font-size: 1rem;
    font-weight: 400;
    transition: color 0.15s;
    white-space: nowrap;
}

.topbar-links a:hover {
    color: var(--on-surface);
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-shrink: 0;
}

.viewer-count {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 0.85rem;
    color: var(--on-surface-variant);
    font-variant-numeric: tabular-nums;
}

.count-icon {
    width: 15px;
    height: 15px;
    filter: var(--custom-filter);
    opacity: 0.7;
}

.lang-toggle {
    font-size: 0.85rem;
    color: var(--on-surface-variant);
    text-decoration: none;
    border: 1px solid var(--outline);
    border-radius: 999px;
    padding: 3px 12px;
    white-space: nowrap;
    transition: color 0.15s, border-color 0.15s;
}

.lang-toggle:hover {
    color: var(--on-surface);
    border-color: var(--primary);
}

/* --- burger menu (hidden on desktop) --- */
.burger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    flex-direction: column;
    gap: 5px;
    z-index: 110;
}

.burger span {
    display: block;
    width: 22px;
    height: 1.5px;
    background: var(--on-surface);
    border-radius: 2px;
    transition: all 0.25s ease;
}

.burger.open span:nth-child(1) {
    transform: translateY(6.5px) rotate(45deg);
}

.burger.open span:nth-child(2) {
    opacity: 0;
}

.burger.open span:nth-child(3) {
    transform: translateY(-6.5px) rotate(-45deg);
}

.nav-overlay {
    display: none;
}

/* --- main content area --- */
.page {
    flex: 1;
    max-width: 900px;
    margin: 0 auto;
    padding: 72px 32px 40px;
    width: 100%;
}

/* --- hero --- */
.hero {
    text-align: left;
    padding: 24px 0 72px;
}

.hero-status,
.hero-title,
.hero-age {
    animation: rise-in 0.7s cubic-bezier(0.22, 1, 0.36, 1) both;
}
.hero-title { animation-delay: 0.08s; }
.hero-age { animation-delay: 0.18s; }

@keyframes rise-in {
    from {
        opacity: 0;
        transform: translateY(18px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-status {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--on-surface-variant);
    background: rgba(136, 192, 208, 0.06);
    border: 1px solid var(--outline);
    padding: 3px 12px;
    border-radius: 999px;
    margin-bottom: 24px;
    max-width: 100%;
}

.hero-status p { margin: 0; }

.hero-title {
    font-family: 'Google Sans Flex', 'IBM Plex Sans Arabic', 'Google Sans Flex', 'IBM Plex Sans Arabic', system-ui, sans-serif;
    font-size: clamp(4.5rem, 18vw, 10rem);
    font-weight: 540;
    line-height: 0.98;
    letter-spacing: -0.03em;
    color: var(--on-surface);
    margin-bottom: 20px;
}

.hero-age {
    font-size: 1.2rem;
    color: var(--on-surface-variant);
    font-weight: 400;
    transition: opacity 0.2s ease;
}

.hero-age.monthiversary .age-text {
    background: linear-gradient(
        90deg,
        var(--rainbow-1),
        var(--rainbow-2),
        var(--rainbow-3),
        var(--rainbow-1)
    );
    background-size: 300% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: rainbow-shift 4s linear infinite;
}

.hero-age.monthiversary .age-badge {
    display: inline-block;
    margin-left: 14px;
    padding: 2px 14px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 500;
    color: #0a0a0c;
    background: linear-gradient(
        90deg,
        var(--rainbow-1),
        var(--rainbow-2),
        var(--rainbow-3)
    );
}

@keyframes rainbow-shift {
    0%   { background-position: 0% 50%; }
    100% { background-position: 300% 50%; }
}

/* --- sections --- */
section {
    margin-bottom: 80px;
}

section > h2 {
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    color: var(--on-surface-variant);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

section > h2::after {
    content: "";
    flex: 1;
    height: 1px;
    background: var(--outline-variant);
}

/* --- markdown content --- */
.md-content {
    background: var(--surface);
    border: 1px solid var(--outline);
    border-radius: var(--radius-lg);
    padding: 36px 40px;
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--on-surface);
}

.md-content h1 { font-size: 1.9rem; margin: 0 0 18px; letter-spacing: -0.01em; }
.md-content h2 { font-size: 1.55rem; margin: 32px 0 14px; color: var(--on-surface); letter-spacing: -0.01em; }
.md-content h3 { font-size: 1.2rem; margin: 26px 0 10px; color: var(--on-surface); }
.md-content p  { margin-bottom: 16px; }
.md-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    display: block;
    margin: 8px 0 16px;
    border: 1px solid var(--outline);
}
.md-content ul, .md-content ol { padding-left: 24px; margin-bottom: 16px; }
.md-content li { margin-bottom: 6px; }
.md-content a  { color: var(--primary); text-decoration: underline; text-underline-offset: 3px; }
.md-content a:hover { color: var(--primary-fixed-dim); }
.md-content code {
    font-family: 'Commit Mono', 'IBM Plex Sans Arabic', ui-monospace, monospace;
    font-size: 0.85em;
    background: var(--surface-container-high);
    color: var(--primary-fixed-dim);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--outline-variant);
}
.md-content pre {
    background: var(--surface-dim);
    border: 1px solid var(--outline);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    overflow-x: auto;
    margin-bottom: 16px;
}
.md-content pre code {
    background: none;
    padding: 0;
    border: none;
    color: var(--on-surface);
}
.md-content blockquote {
    border-left: 1px solid var(--primary);
    padding-left: 16px;
    color: var(--on-surface-variant);
    margin-bottom: 16px;
}
.md-content hr {
    border: none;
    border-top: 1px solid var(--outline-variant);
    margin: 24px 0;
}
.md-content details {
    margin: 8px 0 16px;
}
.md-content summary {
    cursor: pointer;
    color: var(--on-surface-variant);
    font-size: 0.95rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    padding: 6px 12px;
    border: 1px solid var(--outline);
    border-radius: var(--radius);
    width: fit-content;
    transition: border-color 0.15s, color 0.15s;
}
.md-content summary:hover {
    color: var(--primary-fixed);
    border-color: var(--primary);
}
.md-content details[open] summary {
    color: var(--primary-fixed);
    border-color: var(--primary);
    margin-bottom: 12px;
}

/* --- credits --- */
.credits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.credit-card {
    background: var(--surface);
    border: 1px solid var(--outline);
    border-radius: var(--radius-lg);
    padding: 24px 24px;
    transition: border-color 0.25s ease, transform 0.25s ease;
}

.credit-card:hover {
    border-color: var(--primary);
    background: var(--surface-container-low);
    transform: translateY(-4px) scale(1.01);
    box-shadow: var(--m3-elevation-2);
}

.credit-name {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--on-surface);
    margin-bottom: 6px;
}

.credit-desc {
    font-size: 0.95rem;
    color: var(--on-surface-variant);
    margin-bottom: 16px;
    line-height: 1.6;
}

.credit-desc p { margin-bottom: 8px; }
.credit-desc a { color: var(--primary); text-decoration: none; }
.credit-desc a:hover { text-decoration: underline; }

.credit-links {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.credit-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border: 1px solid var(--outline);
    border-radius: var(--radius-sm);
    color: var(--on-surface-variant);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: border-color 0.15s, background 0.15s;
    background: rgba(136, 192, 208, 0.04);
}

.credit-link:not(:has(.credit-link-text)) {
    justify-content: center;
    width: 34px;
    height: 34px;
    padding: 0;
}

.credit-link:hover {
    border-color: var(--primary);
    background: rgba(136, 192, 208, 0.08);
}

.credit-icon {
    width: 16px;
    height: 16px;
    filter: var(--custom-filter);
    opacity: 0.8;
    transition: transform 0.25s ease, opacity 0.2s ease;
}

.credit-link:hover .credit-icon {
    opacity: 1;
    transform: scale(1.15) rotate(-4deg);
}

/* --- shortcuts --- */
.shortcuts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.shortcut-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px 20px;
    background: rgba(136, 192, 208, 0.04);
    border: 1px solid var(--outline);
    border-radius: var(--radius-sm);
    color: var(--on-surface);
    text-decoration: none;
    font-size: 1rem;
    font-weight: 400;
    transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.shortcut-btn:hover {
    border-color: var(--primary);
    background: var(--surface-container);
    transform: translateY(-1px);
}

.shortcut-btn:active {
    transform: translateY(0);
}

/* --- gallery --- */
.gallery-title {
    font-family: 'Google Sans Flex', 'IBM Plex Sans Arabic', 'Google Sans Flex', 'IBM Plex Sans Arabic', system-ui, sans-serif;
    font-size: 3.5rem;
    font-weight: 500;
    letter-spacing: -0.02em;
    margin-bottom: 28px;
    color: var(--on-surface);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 14px;
}

.gallery-item {
    background: var(--surface);
    border: 1px solid var(--outline);
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    transition: border-color 0.25s ease, transform 0.25s ease;
}

.gallery-item:hover {
    border-color: var(--primary);
    transform: translateY(-3px);
}

.gallery-item img {
    width: 100%;
    aspect-ratio: 16/10;
    object-fit: cover;
    display: block;
}

.gallery-label {
    padding: 12px 16px;
    font-size: 1rem;
    color: var(--on-surface);
    font-weight: 450;
}

.gallery-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: var(--on-surface-variant);
    font-size: 0.875rem;
}

/* --- lightbox --- */
.lightbox {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.88);
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 32px;
}

.lightbox.open {
    display: flex;
}

.lightbox-close {
    position: absolute;
    top: 16px;
    right: 24px;
    background: none;
    border: none;
    color: var(--on-surface);
    font-size: 2.2rem;
    cursor: pointer;
    z-index: 1001;
    line-height: 1;
    opacity: 0.75;
    transition: opacity 0.15s;
}

.lightbox-close:hover {
    opacity: 1;
}

.lightbox-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 90vw;
    max-height: 80vh;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 70vh;
    border-radius: var(--radius);
    object-fit: contain;
    border: 1px solid var(--outline);
}

.lightbox-info {
    text-align: center;
    margin-top: 16px;
}

.lightbox-title {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--on-surface);
    margin-bottom: 4px;
}

.lightbox-desc {
    font-size: 0.875rem;
    color: var(--on-surface-variant);
    max-width: 600px;
    line-height: 1.5;
}

.lightbox-actions {
    margin-top: 16px;
}

.lightbox-download {
    display: inline-block;
    padding: 10px 24px;
    background: #88c0d0;
    color: #2e3440;
    border: 1px solid #88c0d0;
    border-radius: var(--radius-sm);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.875rem;
    transition: opacity 0.15s;
}

.lightbox-download:hover {
    opacity: 0.85;
}

/* --- stuff page --- */
.stuff-section {
    max-width: 800px;
}

.stuff-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 12px;
}

.stuff-card {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 20px;
    background: rgba(136, 192, 208, 0.04);
    border: 1px solid var(--outline);
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: border-color 0.2s ease, transform 0.2s ease;
    color: var(--on-surface);
}

.stuff-card:hover {
    border-color: var(--primary);
    transform: translateY(-1px);
}

.stuff-card-icon {
    font-size: 1.3rem;
    flex-shrink: 0;
}

.stuff-card-title {
    font-size: 1.05rem;
    font-weight: 450;
    color: var(--on-surface);
}

.stuff-empty {
    color: var(--on-surface-variant);
    font-size: 0.875rem;
    text-align: center;
    padding: 40px 0;
}

.stuff-nav {
    margin-bottom: 16px;
}

.stuff-nav a {
    color: var(--primary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 450;
}

.stuff-nav a:hover {
    text-decoration: underline;
}

/* --- say hi / guestbook --- */
.hi-banner {
    display: block;
    width: 100%;
    max-width: 480px;
    margin: 0 auto 28px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--outline);
}

.hi-intro {
    color: var(--on-surface-variant);
    margin-bottom: 24px;
    font-size: 1.05rem;
}

.hi-form {
    background: var(--surface);
    border: 1px solid var(--outline);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 32px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.hi-form input[type="text"],
.hi-form textarea {
    font: inherit;
    font-size: 1rem;
    background: var(--surface-dim);
    color: var(--on-surface);
    border: 1px solid var(--outline);
    border-radius: var(--radius-sm);
    padding: 11px 14px;
    resize: vertical;
}

.hi-form input[type="text"]:focus,
.hi-form textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.hi-form-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.hi-private-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    color: var(--on-surface-variant);
    cursor: pointer;
}

.hi-private-label input {
    accent-color: var(--primary);
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.hi-submit {
    font: inherit;
    font-size: 1rem;
    font-weight: 500;
    padding: 10px 28px;
    background: var(--primary);
    color: var(--on-primary);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: opacity 0.15s;
}

.hi-submit:hover {
    opacity: 0.85;
}

.hi-status {
    font-size: 0.9rem;
    min-height: 1.4em;
    color: var(--on-surface-variant);
}

.hi-status-good {
    color: var(--terminal-green);
}

.hi-status-bad {
    color: var(--terminal-red);
}

.hi-wall {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 14px;
}

.hi-card {
    background: var(--surface);
    border: 1px solid var(--outline);
    border-radius: var(--radius-md);
    padding: 18px 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.hi-card-private {
    border-color: var(--terminal-magenta);
}

.hi-card-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
}

.hi-card-name {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--on-surface);
}

.hi-card-time {
    font-size: 0.85rem;
    color: var(--on-surface-variant);
    font-variant-numeric: tabular-nums;
}

.hi-card-msg {
    font-size: 1rem;
    color: var(--on-surface-variant);
    line-height: 1.6;
    word-break: break-word;
}

.hi-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 40px 20px;
    color: var(--on-surface-variant);
}

/* --- footer --- */
.site-footer {
    border-top: 1px solid var(--outline-variant);
    padding: 20px 24px;
    background: var(--surface-container-lowest);
}

.footer-inner {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-size: 0.85rem;
    color: var(--on-surface-variant);
}

.footer-sep {
    opacity: 0.4;
}

.footer-mail {
    color: var(--primary);
    text-decoration: none;
    transition: opacity 0.15s;
}

.footer-mail:hover {
    opacity: 0.8;
    text-decoration: underline;
}

.footer-uptime {
    font-variant-numeric: tabular-nums;
}

/* --- scroll reveal --- */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1), transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.in {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    .reveal {
        opacity: 1;
        transform: none;
    }
    .hero-status,
    .hero-title,
    .hero-age {
        animation: none;
    }
}

/* --- fluid resize: tween shell sizing across the 640px breakpoint ---
   Grid column counts can't transition, so only the sizing props do.
   (.hero-title is clamp()+vw driven so it already scales continuously.) */
body { transition: font-size 0.25s ease; }
.page { transition: padding 0.25s ease; }
.hero { transition: padding 0.25s ease; }
.md-content { transition: padding 0.25s ease, font-size 0.25s ease; }
.topbar-links a { transition: padding 0.2s ease; }

/* --- responsive: mobile burger menu --- */
@media (max-width: 640px) {
    body { font-size: 16px; }

    .page { padding: 48px 20px 32px; }

    .hero { padding: 12px 0 48px; }
    .hero-title { font-size: clamp(3.5rem, 19vw, 6rem); }

    .topbar-inner {
        overflow: visible;
    }

    .burger {
        display: flex;
    }

    .topbar-links {
        position: fixed;
        top: 62px;
        left: 0;
        width: 220px;
        height: calc(100vh - 62px);
        background: #232831;
        border-right: 1px solid var(--outline);
        flex-direction: column;
        padding: 24px;
        gap: 0;
        z-index: 200;
        flex: none;
        overflow: visible;
        transform: translateX(-105%);
        transition: transform 0.25s ease;
    }

    .topbar-links.open {
        transform: translateX(0);
    }

    .topbar-links a {
        padding: 14px 0;
        font-size: 1.05rem;
        border-bottom: 1px solid var(--outline-variant);
    }

    .topbar-links a:last-child {
        border-bottom: none;
    }

    .nav-overlay.open {
        display: block;
        position: fixed;
        inset: 0;
        top: 62px;
        background: rgba(35, 40, 49, 0.6);
        z-index: 150;
    }

    .credits-grid { grid-template-columns: 1fr; }
    .shortcuts-grid { grid-template-columns: 1fr; }
    .gallery-grid { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }

    .md-content { padding: 20px 22px; font-size: 1rem; }
}

/* --- RTL (Arabic) overrides ---
   Layout is mostly flex/grid so it auto-mirrors under dir=rtl;
   only explicit left/right props need flipping. letter-spacing
   breaks Arabic letter-joining, so it is zeroed on headings. */
[dir="rtl"] .hero {
    text-align: right;
}

[dir="rtl"] .md-content ul,
[dir="rtl"] .md-content ol {
    padding-left: 0;
    padding-right: 24px;
}

[dir="rtl"] .md-content blockquote {
    border-left: none;
    border-right: 1px solid var(--primary);
    padding-left: 0;
    padding-right: 16px;
}

[dir="rtl"] .hero-age.monthiversary .age-badge {
    margin-left: 0;
    margin-right: 14px;
}

[dir="rtl"] .lightbox-close {
    right: auto;
    left: 24px;
}

[dir="rtl"] .hero-title,
[dir="rtl"] .gallery-title,
[dir="rtl"] .md-content h1,
[dir="rtl"] .md-content h2,
[dir="rtl"] section > h2 {
    letter-spacing: 0;
}

@media (max-width: 640px) {
    /* mobile drawer slides from the other edge in RTL */
    [dir="rtl"] .topbar-links {
        left: auto;
        right: 0;
        border-right: none;
        border-left: 1px solid var(--outline);
        transform: translateX(105%);
    }

    [dir="rtl"] .topbar-links.open {
        transform: translateX(0);
    }
}