/* ═══════════════════════════════════════════════════════════════════════════
   SortPhotos Website — Premium Dark Theme
   ═══════════════════════════════════════════════════════════════════════════ */

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

:root {
    --bg-deep: #08090d;
    --bg-surface: #0f1117;
    --bg-card: #161822;
    --bg-card-hover: #1c1f2e;
    --bg-elevated: #1e2130;

    --border: #252837;
    --border-hover: #3a3f54;

    --text-primary: #e8eaf0;
    --text-secondary: #8b8fa7;
    --text-muted: #5c6078;

    --accent: #7c8fff;
    --accent-hover: #9ba6ff;
    --accent-glow: rgba(124, 143, 255, 0.15);
    --accent-soft: rgba(124, 143, 255, 0.08);

    --success: #34d399;
    --warning: #fbbf24;
    --danger: #f87171;

    --gradient-primary: linear-gradient(135deg, #7c8fff, #a78bfa, #c084fc);
    --gradient-accent: linear-gradient(135deg, #7c8fff 0%, #60a5fa 100%);
    --gradient-warm: linear-gradient(135deg, #fbbf24, #f97316);

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --font-main: 'Inter', -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    --shadow-lg: 0 24px 60px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 40px rgba(124, 143, 255, 0.1);
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-main);
    background: var(--bg-deep);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

img { max-width: 100%; }

a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.2s;
}
a:hover { color: var(--accent-hover); }

/* ─── Typography Helpers ────────────────────────────────────────────────── */
.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

kbd {
    display: inline-block;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 2px 8px;
    font-family: var(--font-mono);
    font-size: 0.82em;
    font-weight: 500;
    color: var(--accent);
    box-shadow: 0 2px 0 var(--border);
    margin: 0 2px;
}

code {
    background: var(--bg-elevated);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.88em;
    color: var(--success);
}

/* ─── Section shared ────────────────────────────────────────────────────── */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-badge {
    display: inline-block;
    background: var(--accent-soft);
    border: 1px solid rgba(124, 143, 255, 0.2);
    color: var(--accent);
    font-size: 0.82rem;
    font-weight: 600;
    padding: 6px 18px;
    border-radius: 100px;
    letter-spacing: 0.5px;
    margin-bottom: 20px;
}

.section-header h2 {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 12px;
}

.section-desc {
    color: var(--text-secondary);
    font-size: 1.08rem;
    max-width: 500px;
    margin: 0 auto;
}

/* ─── Buttons ───────────────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 14px 28px;
    border-radius: var(--radius-md);
    transition: all 0.25s ease;
    cursor: pointer;
    border: none;
    text-decoration: none;
}

.btn-primary {
    background: var(--gradient-accent);
    color: #fff;
    box-shadow: 0 4px 20px rgba(124, 143, 255, 0.25);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(124, 143, 255, 0.35);
    color: #fff;
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border);
}
.btn-ghost:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-soft);
}

/* ═══════════════════════════════════════════════════════════════════════════
   NAVBAR
   ═══════════════════════════════════════════════════════════════════════════ */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(8, 9, 13, 0.7);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid transparent;
    transition: all 0.3s;
}

#navbar.scrolled {
    border-bottom-color: var(--border);
    background: rgba(8, 9, 13, 0.92);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
    font-weight: 700;
    font-size: 1.1rem;
}

.logo-icon { font-size: 1.4rem; }

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

.nav-links a {
    color: var(--text-secondary);
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    font-weight: 500;
    transition: all 0.2s;
}

.nav-links a:hover {
    color: var(--text-primary);
    background: var(--accent-soft);
}

.nav-links a.nav-changelog {
    color: var(--accent);
    background: var(--accent-soft);
    border: 1px solid rgba(124, 143, 255, 0.2);
    border-radius: 100px;
    padding: 6px 16px;
    font-size: 0.82rem;
}
.nav-links a.nav-changelog:hover {
    background: rgba(124, 143, 255, 0.15);
    border-color: rgba(124, 143, 255, 0.4);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    flex-direction: column;
    gap: 5px;
}
.nav-toggle span {
    width: 22px;
    height: 2px;
    background: var(--text-secondary);
    border-radius: 2px;
    transition: all 0.3s;
}

/* ═══════════════════════════════════════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════════════════════════════════════ */
#hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 100px 24px 60px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.hero-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.4;
}
.hero-glow-1 {
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(124,143,255,0.3), transparent);
    top: -100px; right: 10%;
    animation: float 8s ease-in-out infinite;
}
.hero-glow-2 {
    width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(167,139,250,0.2), transparent);
    bottom: 10%; left: 5%;
    animation: float 10s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-30px) scale(1.05); }
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(124,143,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(124,143,255,0.03) 1px, transparent 1px);
    background-size: 80px 80px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-block;
    background: var(--accent-soft);
    border: 1px solid rgba(124,143,255,0.2);
    color: var(--accent);
    font-size: 0.82rem;
    font-weight: 600;
    padding: 8px 20px;
    border-radius: 100px;
    margin-bottom: 28px;
    animation: fadeInUp 0.6s ease;
}

#hero h1 {
    font-size: clamp(3rem, 8vw, 5.5rem);
    font-weight: 900;
    letter-spacing: -2px;
    line-height: 1.05;
    margin-bottom: 20px;
    animation: fadeInUp 0.6s ease 0.1s both;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 36px;
    animation: fadeInUp 0.6s ease 0.2s both;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    margin-bottom: 40px;
    animation: fadeInUp 0.6s ease 0.3s both;
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}
.stat-value {
    font-size: 1.6rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.stat-label {
    font-size: 0.78rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-top: 2px;
}
.stat-divider {
    width: 1px;
    height: 36px;
    background: var(--border);
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.6s ease 0.4s both;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ─── App Window Preview ────────────────────────────────────────────────── */
.hero-preview {
    margin-top: 60px;
    width: 100%;
    max-width: 900px;
    position: relative;
    z-index: 2;
    animation: fadeInUp 0.8s ease 0.5s both;
}

.app-window {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.window-bar {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 16px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
}

.window-dots { display: flex; gap: 7px; }
.dot { width: 12px; height: 12px; border-radius: 50%; }
.dot-red { background: #f87171; }
.dot-yellow { background: #fbbf24; }
.dot-green { background: #34d399; }

.window-title {
    font-size: 0.78rem;
    color: var(--text-muted);
    font-weight: 500;
}

.window-body {
    display: grid;
    grid-template-columns: 140px 1fr 180px;
    min-height: 280px;
}

.mock-panel {
    padding: 12px;
}

.mock-thumbs {
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.mock-thumb {
    font-size: 0.7rem;
    padding: 6px 8px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    background: var(--bg-card);
    font-family: var(--font-mono);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.mock-thumb.active { color: var(--success); border-left: 2px solid var(--success); }
.mock-thumb.reject { color: var(--danger); border-left: 2px solid var(--danger); }
.mock-thumb.current {
    color: var(--accent);
    background: var(--accent-soft);
    border-left: 2px solid var(--accent);
}

.mock-preview {
    display: flex;
    align-items: center;
    justify-content: center;
}

.mock-image {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #1a1d2e, #252840);
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    min-height: 240px;
}

.mock-photo-icon { font-size: 4rem; opacity: 0.6; }

.mock-nav {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 500;
}

.mock-sidebar {
    border-left: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.mock-section {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.mock-label {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}
.mock-value {
    font-size: 0.82rem;
    font-weight: 600;
}
.mock-bar {
    height: 6px;
    background: var(--bg-card);
    border-radius: 4px;
    overflow: hidden;
}
.mock-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 1.5s ease;
}

.mock-folders { display: flex; gap: 6px; }
.mock-folder-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 4px 10px;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}
.mock-folder-btn small {
    font-size: 0.6rem;
    color: var(--text-muted);
    font-weight: 500;
}
.mock-folder-btn.active {
    border-color: var(--accent);
    color: var(--accent);
}

/* ═══════════════════════════════════════════════════════════════════════════
   FEATURES
   ═══════════════════════════════════════════════════════════════════════════ */
#features {
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: all 0.3s ease;
}
.feature-card:hover {
    border-color: var(--border-hover);
    background: var(--bg-card-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.feature-highlight {
    border-color: rgba(124, 143, 255, 0.25);
    background: linear-gradient(135deg, rgba(124,143,255,0.06), var(--bg-card));
}

.feature-icon {
    font-size: 1.8rem;
    margin-bottom: 16px;
    display: inline-block;
}

.feature-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ═══════════════════════════════════════════════════════════════════════════
   WORKFLOW / STEPS
   ═══════════════════════════════════════════════════════════════════════════ */
.steps {
    display: flex;
    flex-direction: column;
    gap: 40px;
    max-width: 700px;
    margin: 0 auto;
}

.step {
    display: flex;
    gap: 24px;
    align-items: flex-start;
}

.step-number {
    width: 52px;
    height: 52px;
    min-width: 52px;
    background: var(--gradient-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    font-weight: 800;
    color: #fff;
    box-shadow: 0 4px 20px rgba(124, 143, 255, 0.25);
}

.step-content h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.step-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 16px;
}

.step-visual {
    margin-top: 8px;
}

.mini-toast {
    display: inline-block;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 10px 20px;
    font-size: 0.85rem;
    color: var(--success);
    font-weight: 500;
}

.folder-demo {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.folder-item {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 10px 16px;
    font-size: 0.88rem;
}

.folder-key {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: var(--accent-soft);
    border: 1px solid rgba(124,143,255,0.3);
    border-radius: var(--radius-sm);
    color: var(--accent);
    font-weight: 700;
    font-family: var(--font-mono);
    font-size: 0.85rem;
}

.folder-count {
    margin-left: auto;
    color: var(--accent);
    font-weight: 600;
    font-size: 0.82rem;
}

.result-tree {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    line-height: 2;
}

.tree-folder {
    font-weight: 700;
    color: var(--text-primary);
}

.tree-item {
    color: var(--text-secondary);
    padding-left: 8px;
}

.tree-count {
    color: var(--accent);
    font-weight: 500;
}

/* ═══════════════════════════════════════════════════════════════════════════
   GAMEPAD
   ═══════════════════════════════════════════════════════════════════════════ */
#gamepad {
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.gamepad-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 40px;
    align-items: start;
}

.controller-visual {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 40px 30px;
}

.controller-body {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.ctrl-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.ctrl-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 10px 16px;
    transition: all 0.2s;
}
.ctrl-btn:hover {
    border-color: var(--accent);
    background: var(--accent-soft);
}

.ctrl-label {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-primary);
}
.ctrl-action {
    font-size: 0.68rem;
    color: var(--accent);
    font-weight: 500;
}

.ctrl-main {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 20px;
    align-items: center;
}

.ctrl-dpad {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.dpad-up, .dpad-down {
    text-align: center;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 6px 16px;
}
.dpad-up small, .dpad-down small {
    font-size: 0.65rem;
    color: var(--accent);
    font-weight: 500;
}

.dpad-lr {
    display: flex;
    gap: 24px;
    font-size: 0.68rem;
    color: var(--text-muted);
    font-weight: 500;
}

.ctrl-center {
    display: flex;
    gap: 12px;
}

.ctrl-back, .ctrl-start {
    font-size: 0.7rem;
    padding: 8px 12px;
}
.ctrl-back small, .ctrl-start small {
    font-size: 0.6rem;
    color: var(--accent);
}

.ctrl-face {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.face-row { display: flex; gap: 24px; }

.face-btn {
    width: 68px;
    height: 50px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 0.7rem;
    font-weight: 700;
    border: 2px solid;
    text-align: center;
    line-height: 1.2;
    transition: all 0.2s;
}

.face-btn small {
    font-size: 0.58rem;
    font-weight: 500;
}

.face-y { border-color: var(--warning); color: var(--warning); }
.face-y small { color: var(--warning); }
.face-x { border-color: var(--accent); color: var(--accent); }
.face-x small { color: var(--accent); }
.face-b { border-color: var(--danger); color: var(--danger); }
.face-b small { color: var(--danger); }
.face-a { border-color: var(--success); color: var(--success); }
.face-a small { color: var(--success); }

.gamepad-info {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.info-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
    transition: all 0.2s;
}
.info-card:hover {
    border-color: var(--border-hover);
}

.info-card h4 {
    font-size: 0.95rem;
    margin-bottom: 6px;
}

.info-card p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.5;
}

/* ═══════════════════════════════════════════════════════════════════════════
   FORMATS
   ═══════════════════════════════════════════════════════════════════════════ */
.formats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 16px;
}

.format-group {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
    transition: all 0.2s;
}
.format-group:hover { border-color: var(--border-hover); }

.format-group h4 {
    font-size: 0.88rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.format-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.format-tag {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 4px 10px;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--accent);
    font-weight: 500;
}

.format-standard {
    grid-column: 1 / -1;
    background: linear-gradient(135deg, rgba(124,143,255,0.04), var(--bg-card));
    border-color: rgba(124,143,255,0.15);
}

/* ═══════════════════════════════════════════════════════════════════════════
   SHORTCUTS
   ═══════════════════════════════════════════════════════════════════════════ */
#shortcuts {
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.shortcuts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
    max-width: 1000px;
    margin: 0 auto;
}

.shortcut-group {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.shortcut-group h4 {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 700;
    margin-bottom: 16px;
}

.shortcut-row {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 0;
    border-bottom: 1px solid rgba(37, 40, 55, 0.6);
    font-size: 0.88rem;
}

.shortcut-row:last-child { border-bottom: none; }

.shortcut-row span {
    margin-left: auto;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* ═══════════════════════════════════════════════════════════════════════════
   INSTALL
   ═══════════════════════════════════════════════════════════════════════════ */
.install-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.install-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
    text-align: center;
}

.install-num {
    width: 44px;
    height: 44px;
    background: var(--gradient-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.1rem;
    color: #fff;
    margin: 0 auto 16px;
}

.install-card h4 {
    margin-bottom: 8px;
}

.install-card p {
    color: var(--text-secondary);
    font-size: 0.88rem;
}

.code-block {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    margin-top: 12px;
    overflow-x: auto;
}

.code-block code {
    background: transparent;
    padding: 0;
    font-size: 0.85rem;
    color: var(--success);
}

.install-build {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
    text-align: center;
    max-width: 500px;
    margin: 0 auto;
}

.install-build p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-top: 12px;
}

/* ═══════════════════════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════════════════════ */
#footer {
    padding: 60px 0 30px;
    border-top: 1px solid var(--border);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-brand .logo-icon { font-size: 2rem; }
.footer-brand .logo-text { font-size: 1.3rem; font-weight: 800; }
.footer-brand p { color: var(--text-muted); font-size: 0.88rem; }

.footer-creator h4 {
    color: var(--text-muted);
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.creator-name {
    font-size: 1.2rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 12px;
}

.creator-links {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.creator-links a {
    color: var(--text-secondary);
    font-size: 0.88rem;
    transition: color 0.2s;
}
.creator-links a:hover { color: var(--accent); }

.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: 20px;
    text-align: center;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.82rem;
}

/* ═══════════════════════════════════════════════════════════════════════════
   KEEP / REJECT
   ═══════════════════════════════════════════════════════════════════════════ */
#keepreject {
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.kr-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 40px;
}

.kr-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 32px;
    text-align: center;
    transition: all 0.3s;
}
.kr-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.kr-keep { border-color: rgba(52, 211, 153, 0.25); }
.kr-reject { border-color: rgba(248, 113, 113, 0.25); }

.kr-icon {
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: 12px;
}
.kr-keep .kr-icon { color: var(--success); }
.kr-reject .kr-icon { color: var(--danger); }

.kr-card h3 {
    font-size: 1.3rem;
    margin-bottom: 8px;
}

.kr-keys {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-bottom: 12px;
}

.kr-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 16px;
    line-height: 1.5;
}

.kr-toast {
    display: inline-block;
    padding: 8px 20px;
    border-radius: var(--radius-md);
    font-family: var(--font-mono);
    font-size: 0.82rem;
    font-weight: 500;
}
.kr-toast-keep {
    background: rgba(52, 211, 153, 0.08);
    border: 1px solid rgba(52, 211, 153, 0.2);
    color: var(--success);
}
.kr-toast-reject {
    background: rgba(248, 113, 113, 0.08);
    border: 1px solid rgba(248, 113, 113, 0.2);
    color: var(--danger);
}

.mode-toggle-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.mode-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
}

.mode-card h4 {
    font-size: 1.05rem;
    margin-bottom: 10px;
}

.mode-card p {
    color: var(--text-secondary);
    font-size: 0.88rem;
    margin-bottom: 16px;
    line-height: 1.5;
}

.mode-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
}

.mode-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 12px 20px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.88rem;
}
.mode-btn span {
    font-size: 0.72rem;
    font-weight: 400;
    color: var(--text-muted);
}

.mode-copy {
    background: rgba(52, 211, 153, 0.08);
    border: 1px solid rgba(52, 211, 153, 0.25);
    color: var(--success);
}
.mode-move {
    background: rgba(251, 191, 36, 0.08);
    border: 1px solid rgba(251, 191, 36, 0.25);
    color: var(--warning);
}

.mode-arrow {
    font-size: 1.3rem;
    color: var(--text-muted);
}

.undo-visual {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.undo-step {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 8px 14px;
    font-size: 0.82rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

/* ═══════════════════════════════════════════════════════════════════════════
   SETTINGS
   ═══════════════════════════════════════════════════════════════════════════ */
.settings-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 24px;
}

.settings-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
}

.settings-card h4 {
    font-size: 1.05rem;
    margin-bottom: 8px;
}

.settings-card p {
    color: var(--text-secondary);
    font-size: 0.88rem;
    margin-bottom: 16px;
}

.settings-demo {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.remap-row {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 10px 14px;
    transition: all 0.2s;
}
.remap-row:hover {
    border-color: var(--accent);
    background: var(--accent-soft);
}

.remap-action {
    font-weight: 600;
    font-size: 0.85rem;
    min-width: 90px;
}

.remap-arrow {
    color: var(--text-muted);
    font-size: 0.8rem;
}

.remap-key {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 32px;
    padding: 0 10px;
    background: var(--bg-card);
    border: 1px solid var(--accent);
    border-radius: var(--radius-sm);
    color: var(--accent);
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 0.85rem;
}

.remap-key.gp {
    border-color: var(--warning);
    color: var(--warning);
}

.remap-hint {
    margin-left: auto;
    font-size: 0.72rem;
    color: var(--text-muted);
    font-style: italic;
}

.settings-note {
    text-align: center;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 16px 24px;
}

.settings-note p {
    color: var(--text-secondary);
    font-size: 0.88rem;
}

/* ═══════════════════════════════════════════════════════════════════════════
   TIPS
   ═══════════════════════════════════════════════════════════════════════════ */
#tips {
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.tips-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.tip-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: all 0.3s;
}
.tip-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.tip-icon {
    font-size: 1.8rem;
    margin-bottom: 12px;
}

.tip-card h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.tip-card p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.5;
}

/* ═══════════════════════════════════════════════════════════════════════════
   DOWNLOAD HERO
   ═══════════════════════════════════════════════════════════════════════════ */
.download-hero {
    background: linear-gradient(135deg, rgba(124,143,255,0.06), var(--bg-card));
    border: 1px solid rgba(124, 143, 255, 0.25);
    border-radius: var(--radius-xl);
    padding: 48px;
    text-align: center;
    margin-bottom: 32px;
}

.download-icon {
    font-size: 3rem;
    margin-bottom: 16px;
}

.download-hero h3 {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 8px;
}

.download-hero > p {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 24px;
}

.btn-download {
    font-size: 1.05rem;
    padding: 16px 36px;
    margin-bottom: 32px;
    box-shadow: 0 6px 30px rgba(124, 143, 255, 0.3);
}
.btn-download:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 40px rgba(124, 143, 255, 0.4);
}

.download-steps-inline {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 28px;
    flex-wrap: wrap;
}

.dl-step {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 12px 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

.dl-step span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    background: var(--gradient-accent);
    border-radius: 50%;
    font-weight: 800;
    font-size: 0.78rem;
    color: #fff;
}

.dl-arrow {
    color: var(--accent);
    font-size: 1.2rem;
    font-weight: 700;
}

.download-info {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}

.dl-info-item {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.dl-info-item strong {
    color: var(--text-primary);
}

.install-divider {
    display: flex;
    align-items: center;
    gap: 16px;
    margin: 32px 0;
}

.install-divider::before,
.install-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}

.install-divider span {
    color: var(--text-muted);
    font-size: 0.82rem;
    font-weight: 500;
    white-space: nowrap;
}

/* ═══════════════════════════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: rgba(8,9,13,0.98);
        padding: 16px;
        border-bottom: 1px solid var(--border);
    }
    .nav-toggle { display: flex; }

    .window-body {
        grid-template-columns: 1fr;
    }
    .mock-thumbs, .mock-sidebar { display: none; }

    .hero-stats { gap: 16px; }

    .kr-layout,
    .mode-toggle-section,
    .settings-layout {
        grid-template-columns: 1fr;
    }

    .gamepad-layout {
        grid-template-columns: 1fr;
    }

    .ctrl-main {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .face-row { gap: 12px; }

    .tips-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .install-steps {
        grid-template-columns: 1fr;
    }

    .footer-content {
        flex-direction: column;
    }

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

    .formats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .download-hero {
        padding: 28px 20px;
    }

    .download-steps-inline {
        flex-direction: column;
        gap: 8px;
    }

    .dl-arrow { transform: rotate(90deg); }

    .download-info {
        flex-direction: column;
        gap: 8px;
    }
}

@media (max-width: 480px) {
    section { padding: 60px 0; }

    #hero h1 { letter-spacing: -1px; }

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

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

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

    .step { flex-direction: column; }
    .step-number { margin-bottom: 8px; }

    .mode-visual { flex-direction: column; }
    .mode-arrow { transform: rotate(90deg); }
}