/* ============================================================
   AFOS — Apps From Outer Space
   Foundation Stylesheet
   ============================================================ */

/* --- Fonts --- */
@font-face {
    font-family: 'Exo 2';
    font-style: normal;
    font-weight: 600 800;
    font-display: swap;
    src: url('/fonts/exo2-variable.woff2') format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 400 700;
    font-display: swap;
    src: url('/fonts/inter-variable.woff2') format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* --- Custom Properties --- */
:root {
    /* Brand Colors */
    --color-primary: #6020EE;
    --color-accent: #FF8422;
    --color-secondary: #00B524;

    /* Neutrals (light mode) */
    --color-bg: #F8F8FC;
    --color-surface: #EBEBF0;
    --color-text: #111113;
    --color-text-secondary: #69697B; /* 5.07:1 on #F8F8FC, 4.52:1 on #EBEBF0 */
    --color-space-black: #0A0920;
    --color-dark-surface: #292038;

    /* Semantic */
    --color-link: #B54E00; /* 4.89:1 on #F8F8FC — accessible in light mode */
    --color-link-hover: #8A3B00;
    --color-border: var(--color-surface);

    /* Typography */
    --font-heading: 'Exo 2', system-ui, -apple-system, sans-serif;
    --font-body: 'Inter', system-ui, -apple-system, sans-serif;
    --font-mono: ui-monospace, 'SF Mono', monospace;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 5rem;

    /* Layout */
    --content-width: 56rem;
    --content-padding: var(--space-lg);

    /* Radii */
    --radius-sm: 0.375rem;
    --radius-md: 0.75rem;
    --radius-lg: 1.25rem;
    --radius-app-icon: 22.5%; /* iOS icon radius */
    --radius-app-icon-vision: 50%; /* visionOS circular icon */

    /* Transitions */
    --transition-color: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
}

/* --- Dark Mode --- */
@media (prefers-color-scheme: dark) {
    :root {
        --color-bg: #0A0920;
        --color-surface: #292038;
        --color-text: #F8F8FC;
        --color-text-secondary: #9090A8; /* 6.28:1 on #0A0920, 4.96:1 on #292038 */
        --color-border: #292038;
        --color-link: #FF8422; /* 7.99:1 on #0A0920 — original accent, accessible in dark */
        --color-link-hover: #FFa050;
    }
}

/* Manual toggle override */
[data-theme="light"] {
    --color-bg: #F8F8FC;
    --color-surface: #EBEBF0;
    --color-text: #111113;
    --color-text-secondary: #69697B;
    --color-border: #EBEBF0;
    --color-link: #B54E00;
    --color-link-hover: #8A3B00;
}

[data-theme="dark"] {
    --color-bg: #0A0920;
    --color-surface: #292038;
    --color-text: #F8F8FC;
    --color-text-secondary: #9090A8;
    --color-border: #292038;
    --color-link: #FF8422;
    --color-link-hover: #FFa050;
}

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

html {
    color-scheme: light dark;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    transition: var(--transition-color);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}

img, video {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-link);
    text-decoration: none;
    transition: var(--transition-color);
}

a:hover, a:focus-visible {
    color: var(--color-link-hover);
}

/* Global focus-visible indicator */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

a:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

.app-card:focus-visible {
    outline-offset: 4px;
    border-radius: var(--radius-lg);
}

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text);
}

h1 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h2 { font-size: clamp(1.375rem, 3vw, 1.75rem); margin-top: var(--space-xl); margin-bottom: var(--space-md); }
h3 { font-size: 1.125rem; }

p + p { margin-top: var(--space-md); }

ul, ol {
    padding-left: var(--space-lg);
}

/* --- Skip Link --- */
.skip-link {
    position: absolute;
    top: -100%;
    left: var(--space-md);
    background: var(--color-primary);
    color: #fff;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    z-index: 1000;
    font-size: 0.875rem;
}

.skip-link:focus {
    top: var(--space-md);
}

/* --- Section Inner (content width constraint) --- */
.section-inner {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0 var(--content-padding);
}

/* --- Navigation --- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    backdrop-filter: saturate(180%) blur(20px);
    background: color-mix(in srgb, var(--color-bg) 85%, transparent);
}

.nav-bar {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: var(--space-sm) var(--content-padding);
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.nav-logo {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.25rem;
    color: var(--color-primary);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.nav-logo:hover {
    color: var(--color-primary);
    opacity: 0.85;
}

.logo-text {
    /* Placeholder until SVG wordmark is ready */
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--space-lg);
    margin-left: auto;
    padding: 0;
}

.nav-links a {
    color: var(--color-text);
    font-size: 0.9375rem;
    font-weight: 500;
    padding: var(--space-xs) 0;
}

.nav-links a:hover {
    color: var(--color-accent);
}

.nav-links a[aria-current="page"] {
    color: var(--color-primary);
    border-bottom: 2px solid var(--color-primary);
    padding-bottom: 2px;
}

/* --- More Dropdown --- */
.nav-more {
    position: relative;
}

.nav-more-toggle {
    appearance: none;
    background: none;
    border: none;
    color: var(--color-text);
    font-size: 0.9375rem;
    font-weight: 500;
    font-family: inherit;
    padding: var(--space-xs) 0;
    cursor: pointer;
}

.nav-more-toggle::after {
    content: "";
    display: inline-block;
    width: 5px;
    height: 5px;
    border-right: 1.5px solid currentColor;
    border-bottom: 1.5px solid currentColor;
    transform: rotate(45deg);
    margin-left: 4px;
    vertical-align: 2px;
    transition: transform 0.2s ease;
}

.nav-more-toggle[aria-expanded="true"]::after {
    transform: rotate(-135deg);
    vertical-align: -1px;
}

.nav-more-toggle:hover {
    color: var(--color-accent);
}

.nav-more-menu {
    display: none;
    position: absolute;
    top: calc(100% + var(--space-sm));
    right: 0;
    list-style: none;
    padding: var(--space-sm) 0;
    margin: 0;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    min-width: 160px;
    z-index: 100;
}

@media (prefers-color-scheme: dark) {
    .nav-more-menu {
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    }
}

[data-theme="dark"] .nav-more-menu {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.nav-more-menu.open {
    display: block;
}

.nav-more-menu a {
    display: block;
    padding: var(--space-sm) var(--space-md);
    white-space: nowrap;
}

.nav-more-menu a:hover {
    background: var(--color-surface);
}

/* --- Mobile Menu Toggle --- */
.nav-menu-toggle {
    display: none;
    appearance: none;
    background: none;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    width: 2rem;
    height: 2rem;
    cursor: pointer;
    margin-left: auto;
    color: var(--color-text-secondary);
    transition: var(--transition-color);
    position: relative;
}

.nav-menu-toggle:hover {
    color: var(--color-text);
    border-color: var(--color-text-secondary);
}

.nav-menu-icon,
.nav-menu-icon::before,
.nav-menu-icon::after {
    display: block;
    width: 14px;
    height: 2px;
    background: currentColor;
    border-radius: 1px;
    position: absolute;
    left: 50%;
    margin-left: -7px;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-menu-icon { top: 50%; margin-top: -1px; }
.nav-menu-icon::before { content: ""; top: -5px; left: 0; margin-left: 0; }
.nav-menu-icon::after { content: ""; top: 5px; left: 0; margin-left: 0; }

.nav-menu-toggle[aria-expanded="true"] .nav-menu-icon {
    background: transparent;
}
.nav-menu-toggle[aria-expanded="true"] .nav-menu-icon::before {
    top: 0;
    transform: rotate(45deg);
}
.nav-menu-toggle[aria-expanded="true"] .nav-menu-icon::after {
    top: 0;
    transform: rotate(-45deg);
}

@media (max-width: 640px) {
    .nav-menu-toggle {
        display: block;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        max-height: calc(100vh - 100%);
        overflow-y: auto;
        background: var(--color-bg);
        border-bottom: 1px solid var(--color-border);
        flex-direction: column;
        padding: var(--space-md) var(--content-padding);
        gap: 0;
        margin-left: 0;
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    }

    @media (prefers-color-scheme: dark) {
        .nav-links {
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
        }
    }

    [data-theme="dark"] .nav-links {
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    }

    .nav-links.open {
        display: flex;
    }

    .nav-links li {
        border-bottom: 1px solid var(--color-border);
    }

    .nav-links li:last-child {
        border-bottom: none;
    }

    .nav-links a {
        display: block;
        padding: var(--space-md) 0;
        font-size: 1.0625rem;
    }

    /* Flatten "More" dropdown into the mobile menu */
    .nav-more-toggle {
        display: none;
    }

    .nav-more-menu {
        display: contents;
    }

    .nav-more {
        display: contents;
    }

    .nav-more-menu li {
        border-bottom: 1px solid var(--color-border);
    }

    .nav-more-menu li:last-child {
        border-bottom: none;
    }

    .nav-more-menu a {
        padding: var(--space-md) 0;
        font-size: 1.0625rem;
        color: var(--color-text-secondary);
    }
}

.theme-toggle {
    appearance: none;
    background: none;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    width: 2rem;
    height: 2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-secondary);
    transition: var(--transition-color);
}

.theme-toggle:hover {
    color: var(--color-text);
    border-color: var(--color-text-secondary);
}

.theme-toggle-icon::before {
    content: "☀";
    font-size: 0.875rem;
}

@media (prefers-color-scheme: dark) {
    .theme-toggle-icon::before {
        content: "☾";
    }
}

[data-theme="dark"] .theme-toggle-icon::before { content: "☾"; }
[data-theme="light"] .theme-toggle-icon::before { content: "☀"; }

/* --- Hero --- */
.hero {
    padding: var(--space-2xl) 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    top: -50%;
    right: -20%;
    width: 60%;
    height: 200%;
    background: radial-gradient(ellipse, color-mix(in srgb, var(--color-primary) 6%, transparent) 0%, transparent 70%);
    pointer-events: none;
}

@media (prefers-color-scheme: dark) {
    .hero::before {
        background: radial-gradient(ellipse, color-mix(in srgb, var(--color-primary) 12%, transparent) 0%, transparent 70%);
    }
}

[data-theme="dark"] .hero::before {
    background: radial-gradient(ellipse, color-mix(in srgb, var(--color-primary) 12%, transparent) 0%, transparent 70%);
}

.hero-inner {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0 var(--content-padding);
    position: relative;
}

.hero-content {
    display: flex;
    gap: var(--space-xl);
    align-items: flex-start;
}

.hero-icon {
    width: 128px;
    height: 128px;
    border-radius: var(--radius-app-icon);
    flex-shrink: 0;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
}

@media (prefers-color-scheme: dark) {
    .hero-icon {
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    }
}

[data-theme="dark"] .hero-icon {
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.hero-title {
    margin-bottom: var(--space-xs);
}

.hero-tagline {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
}

.hero-description {
    margin-bottom: var(--space-lg);
    max-width: 36rem;
}

.hero-description p {
    font-size: 1.0625rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

/* --- Tagline Break --- */
.tagline-break {
    text-align: center;
    padding: var(--space-xl) var(--content-padding);
    position: relative;
}

@media (max-width: 640px) {
    .tagline-break {
        padding: var(--space-lg) var(--content-padding);
    }
}

.tagline-break::before,
.tagline-break::after {
    content: "";
    display: inline-block;
    width: 3rem;
    height: 1px;
    background: var(--color-border);
    vertical-align: middle;
}

.tagline-text {
    font-family: var(--font-heading);
    font-size: clamp(1.25rem, 3vw, 1.5rem);
    font-weight: 600;
    color: var(--color-text-secondary);
    display: inline;
    padding: 0 var(--space-lg);
}

.social-proof {
    margin-top: var(--space-sm);
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    letter-spacing: 0.02em;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.9375rem;
    text-decoration: none;
    transition: var(--transition-color), transform 0.1s ease;
    min-height: 44px; /* iOS touch target */
}

.btn:active {
    transform: scale(0.97);
}

.btn-appstore {
    background: linear-gradient(180deg, color-mix(in srgb, var(--color-primary) 90%, white) 0%, var(--color-primary) 100%);
    color: #fff;
    box-shadow: 0 2px 8px color-mix(in srgb, var(--color-primary) 30%, transparent);
}

.btn-appstore:hover, .btn-appstore:focus-visible {
    background: linear-gradient(180deg, var(--color-primary) 0%, #5018CC 100%);
    color: #fff;
    box-shadow: 0 4px 16px color-mix(in srgb, var(--color-primary) 40%, transparent);
}

.btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

@media (prefers-color-scheme: dark) {
    .btn-secondary {
        color: #9B70FF; /* 5.8:1 on #0A0920 */
        border-color: #9B70FF;
    }
}
[data-theme="dark"] .btn-secondary {
    color: #9B70FF;
    border-color: #9B70FF;
}

.btn-secondary:hover, .btn-secondary:focus-visible {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

.btn-platform {
    /* label within App Store button */
}

.btn-note {
    font-size: 0.75rem;
    font-weight: 400;
    opacity: 0.8;
}

/* --- Status Badge --- */
.status-badge {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-sm);
}

.status-teaser, .status-trailer {
    background: var(--color-primary);
    color: #fff;
}

.status-preorder {
    background: #B54E00;
    color: #fff; /* 5.18:1 */
}

.status-update {
    background: #007A18;
    color: #fff; /* 5.53:1 */
}

/* --- App Grid --- */
.app-group {
    padding: var(--space-lg) 0;
}

.app-group + .app-group {
    border-top: 1px solid var(--color-border);
}

.group-title {
    margin-top: 0;
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-sm);
    border-bottom: 2px solid var(--color-primary);
    display: inline-block;
}

.app-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 20rem), 1fr));
    gap: var(--space-md);
}

.app-card {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    background: var(--color-surface);
    color: var(--color-text);
    text-decoration: none;
    transition: var(--transition-color), transform 0.15s ease, box-shadow 0.15s ease;
}

.app-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    color: var(--color-text);
}

@media (prefers-color-scheme: dark) {
    .app-card:hover {
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    }
}

[data-theme="dark"] .app-card:hover {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.app-card-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-app-icon);
    flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.app-card-icon-placeholder {
    background: var(--color-border);
}

.icon-visionos { border-radius: var(--radius-app-icon-vision); }
.icon-visionos.app-icon-large { border-radius: var(--radius-app-icon-vision); }
.icon-visionos.hero-icon { border-radius: var(--radius-app-icon-vision); }

.app-card-info {
    flex: 1;
    min-width: 0;
}

.app-card-name {
    font-size: 1rem;
    font-weight: 600;
    margin: 0;
}

.app-card-tagline {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin: var(--space-xs) 0;
}

.app-card-platforms {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
}

.platform-badge {
    font-size: 0.6875rem;
    font-weight: 600;
    padding: 0.125rem var(--space-sm);
    border-radius: var(--radius-sm);
    background: var(--color-bg);
    color: var(--color-text-secondary);
}

/* --- App Detail Page --- */
.app-detail {
    padding: var(--space-xl) 0;
}

.app-header {
    display: flex;
    gap: var(--space-lg);
    align-items: flex-start;
    margin-bottom: var(--space-xl);
}

.app-icon-large {
    width: 128px;
    height: 128px;
    border-radius: var(--radius-app-icon);
    flex-shrink: 0;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.1);
}

@media (prefers-color-scheme: dark) {
    .app-icon-large {
        box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
    }
    .app-card-icon {
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
    }
}

[data-theme="dark"] .app-icon-large {
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
}

[data-theme="dark"] .app-card-icon {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
}

.app-icon-placeholder {
    background: var(--color-surface);
}

.app-header-text h1 {
    margin-bottom: var(--space-xs);
}

.app-tagline {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-sm);
}

.app-meta {
    display: flex;
    gap: var(--space-md);
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

/* --- Update Banner --- */
.update-banner {
    background: var(--color-surface);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--color-secondary);
    margin-bottom: var(--space-xl);
}

.update-banner h2 {
    margin-top: 0;
    font-size: 1.125rem;
}

/* --- Download Buttons --- */
.app-download {
    margin-bottom: var(--space-xl);
}

.download-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

/* --- App Description --- */
.app-description {
    max-width: 40rem;
    margin-bottom: var(--space-xl);
}

/* --- Videos --- */
.video-embed {
    margin-bottom: var(--space-lg);
}

.video-placeholder {
    position: relative;
    display: block;
    width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    border: none;
    padding: 0;
    background: var(--color-space-black);
}

.video-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 4rem;
    height: 4rem;
    background: rgba(0, 0, 0, 0.7);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.play-button::after {
    content: "";
    display: block;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 0.75rem 0 0.75rem 1.25rem;
    border-color: transparent transparent transparent #fff;
    margin-left: 0.2rem;
}

.video-title {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-top: var(--space-sm);
}

/* --- Screenshots --- */
.screenshot-tabs {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.screenshot-tab {
    appearance: none;
    background: var(--color-surface);
    border: none;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: var(--transition-color);
    min-height: 44px;
}

.screenshot-tab.active {
    background: var(--color-primary);
    color: #fff;
}

.screenshot-gallery {
    display: flex;
    gap: var(--space-md);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    padding-bottom: var(--space-md);
}

.screenshot-gallery[hidden] {
    display: none;
}

/* Scroll affordance: fade on right edge */
.app-screenshots {
    position: relative;
}

.app-screenshots::after {
    content: "";
    position: absolute;
    right: 0;
    top: 0;
    bottom: var(--space-md);
    width: 3rem;
    background: linear-gradient(to right, transparent, var(--color-bg));
    pointer-events: none;
}

.screenshot-gallery img {
    max-height: 28rem;
    width: auto;
    border-radius: var(--radius-md);
    scroll-snap-align: start;
    flex-shrink: 0;
}

/* --- Updates --- */
.update-entry {
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--color-border);
}

.update-entry.major {
    border-left: 3px solid var(--color-secondary);
    padding-left: var(--space-md);
}

.update-meta {
    display: flex;
    gap: var(--space-md);
    font-size: 0.875rem;
    margin-bottom: var(--space-sm);
}

.update-version {
    font-family: var(--font-mono);
    font-weight: 600;
    color: var(--color-primary);
}

.update-meta time {
    color: var(--color-text-secondary);
}

.link-more {
    display: inline-block;
    margin-top: var(--space-md);
    font-weight: 600;
}

/* --- Archived Banner --- */
.archived-banner {
    background: var(--color-surface);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--color-text-secondary);
    margin-bottom: var(--space-xl);
    color: var(--color-text-secondary);
}

/* --- Archive Index --- */
.archive-intro {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
}

.app-card-archived {
    opacity: 0.75;
}

.app-card-archived:hover {
    opacity: 1;
}

/* --- Filter Bar --- */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    align-items: center;
    margin-bottom: var(--space-md);
}

.filter-label {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-right: var(--space-xs);
}

.filter-btn {
    appearance: none;
    background: var(--color-surface);
    border: none;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: var(--transition-color);
    min-height: 44px;
}

.filter-btn.active {
    background: var(--color-primary);
    color: #fff;
}

/* --- News --- */
.news-preview {
    padding: var(--space-xl) 0;
    border-top: 1px solid var(--color-border);
}

.news-card {
    margin-bottom: var(--space-lg);
}

.news-card time {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
}

.news-card h3 {
    margin: var(--space-xs) 0;
}

.news-card p {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
}

/* --- Breadcrumb --- */
.breadcrumb {
    font-size: 0.875rem;
    margin-bottom: var(--space-lg);
}

/* --- Privacy --- */
.app-privacy {
    margin-top: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border);
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

/* --- Share Buttons --- */
.share-section {
    margin-top: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border);
}

.share-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.share-btn {
    display: inline-flex;
    align-items: center;
    padding: var(--space-sm) var(--space-md);
    background: var(--color-surface);
    color: var(--color-text);
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.8125rem;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition-color);
    min-height: 44px;
}

.share-btn:hover {
    background: var(--color-primary);
    color: #fff;
}

.copy-link-btn.copied {
    background: var(--color-secondary);
    color: #fff;
}

/* --- App Press Kit --- */
.app-press-kit {
    margin-top: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border);
}

.app-press-kit p {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    margin-bottom: var(--space-md);
}

/* --- Footer --- */
.site-footer {
    border-top: 2px solid var(--color-primary);
    padding: var(--space-xl) 0;
    margin-top: var(--space-2xl);
    background: var(--color-surface);
}

.footer-inner {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0 var(--content-padding);
    text-align: center;
}

.footer-nav-primary {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-lg);
    margin-bottom: var(--space-md);
}

.footer-nav-primary a {
    color: var(--color-text);
    font-size: 0.9375rem;
    font-weight: 600;
}

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

.footer-nav {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.footer-nav a {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

.footer-nav a:hover {
    color: var(--color-accent);
}

.footer-social {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.footer-social a {
    color: var(--color-text-secondary);
    font-size: 0.8125rem;
}

.footer-social a:hover {
    color: var(--color-accent);
}

.footer-tagline {
    font-family: var(--font-heading);
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-sm);
}

.footer-copy {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
}

.footer-legal {
    font-size: 0.6875rem;
    color: var(--color-text-secondary);
    opacity: 0.7;
    margin-top: var(--space-sm);
}

/* --- Lab Preview (homepage) --- */
.lab-preview {
    padding: var(--space-xl) 0;
    border-top: 1px solid var(--color-border);
}

.lab-preview .link-more {
    display: inline-block;
    margin-top: var(--space-lg);
    font-weight: 600;
}

/* --- Teaser --- */
.app-header-centered {
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.teaser-content {
    max-width: 36rem;
    margin: 0 auto;
    text-align: center;
    font-size: 1.125rem;
    color: var(--color-text-secondary);
}

.teaser-placeholder {
    text-align: center;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--color-text-secondary);
    padding: var(--space-2xl) 0;
}

/* --- Teaser Signup --- */
.teaser-signup {
    max-width: 28rem;
    margin: var(--space-xl) auto 0;
    text-align: center;
}

.teaser-signup h2 {
    font-size: 1.25rem;
    margin-bottom: var(--space-xs);
}

.teaser-signup p {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
}

.teaser-signup .btn {
    display: inline-flex;
    justify-content: center;
}

/* --- News --- */
.news-list-item {
    padding: var(--space-lg) 0;
    border-bottom: 1px solid var(--color-border);
}

.news-list-item time {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
}

.news-list-item h2 {
    margin: var(--space-xs) 0 var(--space-sm);
    font-size: 1.25rem;
}

.news-list-item p {
    color: var(--color-text-secondary);
}

.news-header time {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.news-header h1 {
    margin-top: var(--space-sm);
}

.news-body {
    margin-top: var(--space-xl);
    max-width: 40rem;
}

.news-related-app {
    margin-top: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border);
}

/* --- Empty State --- */
.empty-state {
    color: var(--color-text-secondary);
    font-size: 1.125rem;
    padding: var(--space-2xl) 0;
    text-align: center;
}

.lab-intro {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
}

/* --- Content Pages --- */
.content-page {
    padding: var(--space-xl) 0;
}

.content-page h1 {
    margin-bottom: var(--space-lg);
}

.content-page p + h2,
.content-page ul + h2,
.content-page p + h3 {
    margin-top: var(--space-xl);
}

.content-page ul {
    margin: var(--space-md) 0;
}

.content-page li {
    margin-bottom: var(--space-sm);
}

.content-page-legal {
    font-size: 0.9375rem;
}

.legal-updated {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
}

/* --- About Page --- */
.about-intro {
    max-width: 40rem;
    margin-bottom: var(--space-xl);
    font-size: 1.0625rem;
}

.about-founder {
    display: flex;
    gap: var(--space-xl);
    align-items: flex-start;
    margin-bottom: var(--space-xl);
}

.founder-photo {
    flex-shrink: 0;
}

.founder-photo img {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    object-fit: cover;
    object-position: center 20%;
    border: 3px solid var(--color-primary);
}

.founder-bio h2 {
    margin-top: 0;
    margin-bottom: var(--space-xs);
}

.founder-role {
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.9375rem;
    margin-bottom: var(--space-md);
}

@media (max-width: 640px) {
    .about-founder {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .founder-photo img {
        width: 140px;
        height: 140px;
    }
}

.promise-list {
    list-style: none;
    padding: 0;
}

.promise-list li {
    padding: var(--space-md);
    background: var(--color-surface);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-sm);
}

.contact-link {
    font-size: 1.25rem;
    font-weight: 600;
}

.social-links-list {
    list-style: none;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.social-links-list a {
    display: inline-block;
    padding: var(--space-sm) var(--space-md);
    background: var(--color-surface);
    border-radius: var(--radius-sm);
    font-weight: 500;
}

/* --- Press --- */
.press-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 18rem), 1fr));
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.press-card {
    padding: var(--space-md);
    background: var(--color-surface);
    border-radius: var(--radius-lg);
}

.press-card-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.press-card-icon {
    border-radius: var(--radius-app-icon);
}

.press-card-header h3 {
    margin: 0;
}

.press-card-tagline {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
}

.fact-sheet {
    border-collapse: collapse;
    margin-bottom: var(--space-xl);
    width: 100%;
    max-width: 36rem;
}

.fact-sheet th,
.fact-sheet td {
    padding: var(--space-sm) var(--space-md);
    text-align: left;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.9375rem;
}

.fact-sheet th {
    color: var(--color-text-secondary);
    font-weight: 500;
    white-space: nowrap;
    width: 10rem;
}

.press-download-all {
    margin-bottom: var(--space-xl);
}

.press-download-all-bottom {
    margin-top: var(--space-xl);
    margin-bottom: 0;
}

.press-no-assets {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    font-style: italic;
}

/* --- Error Page --- */
.error-page {
    padding: var(--space-2xl) 0;
}

.error-content {
    text-align: center;
}

.error-code {
    font-family: var(--font-heading);
    font-size: clamp(4rem, 12vw, 8rem);
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--space-md);
    opacity: 0.3;
}

.error-content h1 {
    margin-bottom: var(--space-md);
}

.error-content p {
    color: var(--color-text-secondary);
    font-size: 1.125rem;
    margin-bottom: var(--space-xl);
}

.error-actions {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
}

/* --- Responsive --- */

/* Compact (iPhone) */
@media (max-width: 640px) {
    :root {
        --content-padding: var(--space-md);
    }

    .hero-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .hero-actions {
        justify-content: center;
    }

    .app-header {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .app-meta {
        justify-content: center;
    }

    .download-buttons {
        justify-content: center;
    }

    .nav-links {
        gap: var(--space-md);
    }
}

/* Medium (iPad) */
@media (min-width: 641px) and (max-width: 1024px) {
    .app-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* --- Print --- */
@media print {
    .site-header,
    .site-footer,
    .theme-toggle,
    .skip-link,
    .filter-bar,
    .hero-actions .btn-secondary,
    .video-embed,
    .news-preview,
    .lab-preview,
    .share-section,
    .app-press-kit {
        display: none !important;
    }

    body {
        background: #fff;
        color: #000;
        font-size: 11pt;
        line-height: 1.5;
    }

    a { color: #000; text-decoration: underline; }
    a[href]::after { content: " (" attr(href) ")"; font-size: 0.8em; color: #555; }
    a[href^="/"]::after { content: " (appsfromouterspace.com" attr(href) ")"; }
    a.btn::after { content: none; }

    .hero { background: none; border: none; padding: 1rem 0; }
    .hero::before { display: none; }
    .app-card { break-inside: avoid; box-shadow: none; border: 1px solid #ddd; }
    .app-grid { grid-template-columns: repeat(2, 1fr); }

    .press-grid { grid-template-columns: repeat(2, 1fr); }
    .press-card { break-inside: avoid; }

    img { max-width: 3in; }
}

/* --- Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
    }
}