/* Prompt Interpreter — Design System
   Aesthetic: Futuristic intelligence, cinematic minimalism
   Palette: Deep space + luminous accents */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
    /* Palette — Deep space with aurora accents */
    --bg-primary: #08090e;
    --bg-secondary: #0f1118;
    --bg-tertiary: #161822;
    --bg-card: rgba(22, 24, 34, 0.7);
    --bg-glass: rgba(22, 24, 34, 0.5);
    --border: rgba(255, 255, 255, 0.06);
    --border-active: rgba(255, 255, 255, 0.12);

    --text-primary: #e8eaf0;
    --text-secondary: #8b8fa4;
    --text-tertiary: #5a5e73;

    --accent: #6c5ce7;
    --accent-glow: rgba(108, 92, 231, 0.25);
    --accent-2: #00d2ff;
    --accent-2-glow: rgba(0, 210, 255, 0.15);
    --success: #00c48c;
    --warning: #ffb347;
    --danger: #ff6b6b;

    /* Typography */
    --font: 'Inter', -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 40px;
    --space-2xl: 64px;
    --space-3xl: 96px;

    /* Radii */
    --radius-sm: 6px;
    --radius: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

/* ─── RESET ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
    font-family: var(--font);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }
img { max-width: 100%; display: block; }

/* ─── AMBIENT BACKGROUND ─── */
.ambient-bg {
    position: fixed; inset: 0; z-index: -1; overflow: hidden;
}
.ambient-bg::before {
    content: '';
    position: absolute;
    width: 600px; height: 600px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    top: -200px; right: -100px;
    animation: drift 20s ease-in-out infinite alternate;
}
.ambient-bg::after {
    content: '';
    position: absolute;
    width: 500px; height: 500px;
    background: radial-gradient(circle, var(--accent-2-glow) 0%, transparent 70%);
    bottom: -200px; left: -100px;
    animation: drift 25s ease-in-out infinite alternate-reverse;
}
@keyframes drift {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(60px, 40px) scale(1.15); }
}

/* ─── LAYOUT ─── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 var(--space-lg); }
.container-narrow { max-width: 680px; margin: 0 auto; padding: 0 var(--space-lg); }
.container-wide { max-width: 1400px; margin: 0 auto; padding: 0 var(--space-lg); }

/* ─── NAVIGATION ─── */
.nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    background: rgba(8, 9, 14, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: var(--space-md) 0;
}
.nav-inner {
    display: flex; align-items: center; justify-content: space-between;
    max-width: 1400px; margin: 0 auto; padding: 0 var(--space-lg);
}
.nav-logo {
    font-weight: 700; font-size: 1.1rem; letter-spacing: -0.02em;
    display: flex; align-items: center; gap: var(--space-sm);
}
.nav-logo .logo-icon {
    width: 28px; height: 28px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    font-size: 14px;
}
.nav-links { display: flex; align-items: center; gap: var(--space-lg); }
.nav-links a {
    color: var(--text-secondary); font-size: 0.9rem; font-weight: 500;
    transition: color 0.2s;
}
.nav-links a:hover { color: var(--text-primary); }
.nav-cta { display: flex; gap: var(--space-sm); }

/* ─── BUTTONS ─── */
.btn {
    display: inline-flex; align-items: center; gap: var(--space-sm);
    padding: 10px 20px; border-radius: var(--radius);
    font-weight: 500; font-size: 0.9rem; cursor: pointer;
    border: none; transition: all 0.2s ease;
    white-space: nowrap;
}
.btn-primary {
    background: linear-gradient(135deg, var(--accent), #8b5cf6);
    color: white;
    box-shadow: 0 2px 12px var(--accent-glow);
}
.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 20px var(--accent-glow);
}
.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border);
}
.btn-secondary:hover { border-color: var(--border-active); background: var(--bg-card); }
.btn-ghost {
    background: transparent; color: var(--text-secondary);
    padding: 8px 16px;
}
.btn-ghost:hover { color: var(--text-primary); background: var(--bg-tertiary); }
.btn-sm { padding: 6px 14px; font-size: 0.82rem; }
.btn-lg { padding: 14px 28px; font-size: 1rem; }
.btn-icon { padding: 8px; border-radius: var(--radius-sm); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; }

/* ─── CARDS ─── */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    backdrop-filter: blur(10px);
    transition: border-color 0.2s;
}
.card:hover { border-color: var(--border-active); }
.card-glass {
    background: var(--bg-glass);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    backdrop-filter: blur(16px);
}

/* ─── FORMS ─── */
.form-group { margin-bottom: var(--space-lg); }
.form-label {
    display: block; font-size: 0.85rem; font-weight: 500;
    color: var(--text-secondary); margin-bottom: var(--space-sm);
}
.form-input {
    width: 100%; padding: 12px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
}
.form-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}
.form-input::placeholder { color: var(--text-tertiary); }
textarea.form-input { min-height: 120px; resize: vertical; line-height: 1.7; }
.form-input-lg { padding: 16px 20px; font-size: 1.05rem; border-radius: var(--radius-lg); }

/* ─── SELECT / OUTPUT TYPE PICKER ─── */
.output-type-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: var(--space-sm);
}
.output-type-option {
    display: flex; flex-direction: column; align-items: center;
    padding: var(--space-md); gap: var(--space-sm);
    background: var(--bg-tertiary); border: 1px solid var(--border);
    border-radius: var(--radius); cursor: pointer;
    font-size: 0.82rem; font-weight: 500;
    transition: all 0.2s; text-align: center; color: var(--text-secondary);
}
.output-type-option:hover { border-color: var(--border-active); color: var(--text-primary); }
.output-type-option.active {
    border-color: var(--accent); color: var(--text-primary);
    background: rgba(108, 92, 231, 0.08);
    box-shadow: 0 0 0 2px var(--accent-glow);
}
.output-type-option .ot-icon { font-size: 1.4rem; }

/* ─── HERO SECTION ─── */
.hero {
    padding: calc(80px + var(--space-3xl)) 0 var(--space-3xl);
    text-align: center;
    position: relative;
}
.hero-badge {
    display: inline-flex; align-items: center; gap: var(--space-sm);
    padding: 6px 16px;
    background: var(--bg-glass); border: 1px solid var(--border);
    border-radius: 100px; font-size: 0.8rem; color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    backdrop-filter: blur(8px);
}
.hero-badge .dot {
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--success);
    animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }
.hero h1 {
    font-size: clamp(2.2rem, 6vw, 4rem);
    font-weight: 700; line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: var(--space-lg);
}
.hero h1 .gradient-text {
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero p {
    font-size: 1.15rem; color: var(--text-secondary);
    max-width: 560px; margin: 0 auto var(--space-xl);
    line-height: 1.7;
}
.hero-actions { display: flex; gap: var(--space-md); justify-content: center; flex-wrap: wrap; }

/* ─── SECTIONS ─── */
.section { padding: var(--space-3xl) 0; }
.section-header {
    text-align: center; margin-bottom: var(--space-2xl);
}
.section-header h2 {
    font-size: 1.8rem; font-weight: 700; letter-spacing: -0.02em;
    margin-bottom: var(--space-sm);
}
.section-header p { color: var(--text-secondary); font-size: 1rem; }
.section-eyebrow {
    font-size: 0.75rem; font-weight: 600; text-transform: uppercase;
    letter-spacing: 0.1em; color: var(--accent); margin-bottom: var(--space-sm);
}

/* ─── HOW IT WORKS ─── */
.steps-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-lg);
}
.step-card {
    padding: var(--space-xl) var(--space-lg);
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    position: relative; overflow: hidden;
}
.step-card::before {
    content: attr(data-step);
    position: absolute; top: var(--space-md); right: var(--space-lg);
    font-size: 3rem; font-weight: 800; color: rgba(255,255,255,0.03);
    line-height: 1;
}
.step-card h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: var(--space-sm); }
.step-card p { font-size: 0.88rem; color: var(--text-secondary); line-height: 1.7; }

/* ─── TRANSFORMATION EXAMPLE ─── */
.transform-demo {
    display: grid; grid-template-columns: 1fr auto 1fr;
    gap: var(--space-lg); align-items: stretch;
}
.transform-box {
    padding: var(--space-lg); border-radius: var(--radius-lg);
    font-size: 0.9rem; line-height: 1.8;
}
.transform-box.human {
    background: var(--bg-tertiary); border: 1px solid var(--border);
    color: var(--text-secondary);
}
.transform-box.ai {
    background: rgba(108, 92, 231, 0.06);
    border: 1px solid rgba(108, 92, 231, 0.15);
    font-family: var(--font-mono); font-size: 0.82rem;
    white-space: pre-wrap;
}
.transform-box .label {
    font-size: 0.7rem; font-weight: 600; text-transform: uppercase;
    letter-spacing: 0.08em; margin-bottom: var(--space-md);
    color: var(--text-tertiary);
}
.transform-arrow {
    display: flex; align-items: center; justify-content: center;
    color: var(--accent); font-size: 1.5rem; opacity: 0.5;
}

/* ─── COMPARISON MODE ─── */
.comparison-container {
    display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-lg);
}
.comparison-panel {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius-lg); overflow: hidden;
}
.comparison-panel-header {
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--border);
    font-size: 0.8rem; font-weight: 600; text-transform: uppercase;
    letter-spacing: 0.06em; color: var(--text-tertiary);
}
.comparison-panel-body {
    padding: var(--space-lg);
    font-size: 0.9rem; line-height: 1.8;
    white-space: pre-wrap;
}
.comparison-panel.original .comparison-panel-header { color: var(--text-tertiary); }
.comparison-panel.optimized .comparison-panel-header { color: var(--accent); }
.comparison-panel.optimized .comparison-panel-body { font-family: var(--font-mono); font-size: 0.82rem; }

/* ─── DASHBOARD ─── */
.dash-layout {
    display: grid; grid-template-columns: 260px 1fr;
    min-height: 100vh; padding-top: 60px;
}
.dash-sidebar {
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    padding: var(--space-lg);
    position: sticky; top: 60px; height: calc(100vh - 60px);
    overflow-y: auto;
}
.dash-main { padding: var(--space-xl); min-width: 0; }
.dash-sidebar-link {
    display: flex; align-items: center; gap: var(--space-sm);
    padding: 10px 14px; border-radius: var(--radius);
    font-size: 0.88rem; color: var(--text-secondary);
    transition: all 0.15s; cursor: pointer;
    margin-bottom: 2px;
}
.dash-sidebar-link:hover { color: var(--text-primary); background: var(--bg-tertiary); }
.dash-sidebar-link.active {
    color: var(--text-primary); background: rgba(108, 92, 231, 0.1);
}
.dash-section-title {
    font-size: 0.7rem; font-weight: 600; text-transform: uppercase;
    letter-spacing: 0.1em; color: var(--text-tertiary);
    padding: var(--space-md) 14px var(--space-sm);
}

/* ─── PROMPT GENERATION UI ─── */
.gen-container {
    max-width: 800px; margin: 0 auto;
}
.gen-input-area {
    position: relative; margin-bottom: var(--space-lg);
}
.gen-input-area textarea {
    width: 100%; min-height: 160px; padding: var(--space-lg);
    padding-bottom: 60px;
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    color: var(--text-primary); font-size: 1rem; line-height: 1.7;
    resize: none; outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.gen-input-area textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}
.gen-input-bar {
    position: absolute; bottom: 12px; left: 12px; right: 12px;
    display: flex; align-items: center; justify-content: space-between;
    gap: var(--space-sm);
}

/* ─── RESULT CARD ─── */
.result-card {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius-xl); overflow: hidden;
    animation: fadeInUp 0.4s ease-out;
}
.result-header {
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center; justify-content: space-between;
}
.result-body {
    padding: var(--space-lg);
    font-family: var(--font-mono); font-size: 0.88rem;
    line-height: 1.9; white-space: pre-wrap;
    max-height: 500px; overflow-y: auto;
}
.result-actions {
    padding: var(--space-md) var(--space-lg);
    border-top: 1px solid var(--border);
    display: flex; gap: var(--space-sm);
}

/* ─── CLARIFICATION UI ─── */
.clarification-card {
    background: rgba(108, 92, 231, 0.05);
    border: 1px solid rgba(108, 92, 231, 0.15);
    border-radius: var(--radius-xl); padding: var(--space-xl);
    animation: fadeInUp 0.4s ease-out;
}
.clarification-q {
    display: flex; gap: var(--space-md); margin-bottom: var(--space-md);
    align-items: flex-start;
}
.clarification-q .q-dot {
    width: 24px; height: 24px; min-width: 24px;
    background: var(--accent-glow); border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.7rem; font-weight: 700; color: var(--accent);
}
.clarification-q input {
    flex: 1; padding: 10px 14px;
    background: var(--bg-tertiary); border: 1px solid var(--border);
    border-radius: var(--radius); color: var(--text-primary);
    font-size: 0.9rem; outline: none;
}
.clarification-q input:focus { border-color: var(--accent); }

/* ─── PROJECT CARDS ─── */
.project-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-md);
}
.project-card {
    padding: var(--space-lg); background: var(--bg-card);
    border: 1px solid var(--border); border-radius: var(--radius-lg);
    cursor: pointer; transition: all 0.2s;
}
.project-card:hover { border-color: var(--border-active); transform: translateY(-2px); }
.project-card h3 {
    font-size: 0.95rem; font-weight: 600; margin-bottom: var(--space-xs);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.project-card .meta {
    font-size: 0.78rem; color: var(--text-tertiary);
}

/* ─── TEMPLATE CARDS ─── */
.template-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--space-md);
}
.template-card {
    padding: var(--space-lg); background: var(--bg-tertiary);
    border: 1px solid var(--border); border-radius: var(--radius-lg);
    cursor: pointer; transition: all 0.2s; text-align: center;
}
.template-card:hover { border-color: var(--accent); }
.template-card .t-icon { font-size: 1.5rem; margin-bottom: var(--space-sm); }
.template-card h4 { font-size: 0.88rem; font-weight: 600; margin-bottom: var(--space-xs); }
.template-card p { font-size: 0.78rem; color: var(--text-secondary); }

/* ─── PRICING SECTION ─── */
.pricing-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
}
.price-card {
    padding: var(--space-xl); background: var(--bg-card);
    border: 1px solid var(--border); border-radius: var(--radius-xl);
    text-align: center;
}
.price-card.featured {
    border-color: var(--accent);
    background: rgba(108, 92, 231, 0.05);
    position: relative;
}
.price-card h3 { font-size: 1.1rem; font-weight: 600; margin-bottom: var(--space-sm); }
.price-amount {
    font-size: 2.5rem; font-weight: 700; margin-bottom: var(--space-md);
}
.price-amount span { font-size: 0.9rem; font-weight: 400; color: var(--text-secondary); }
.price-features { list-style: none; text-align: left; margin-bottom: var(--space-xl); }
.price-features li {
    padding: var(--space-sm) 0; font-size: 0.88rem; color: var(--text-secondary);
    border-bottom: 1px solid var(--border);
}

/* ─── FOOTER ─── */
.footer {
    border-top: 1px solid var(--border);
    padding: var(--space-2xl) 0 var(--space-xl);
    color: var(--text-tertiary); font-size: 0.85rem;
}
.footer-grid {
    display: grid; grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-xl); margin-bottom: var(--space-xl);
}
.footer-grid h4 {
    font-size: 0.78rem; font-weight: 600; text-transform: uppercase;
    letter-spacing: 0.08em; color: var(--text-secondary);
    margin-bottom: var(--space-md);
}
.footer-grid a {
    display: block; color: var(--text-tertiary);
    margin-bottom: var(--space-sm); transition: color 0.2s;
}
.footer-grid a:hover { color: var(--text-primary); }
.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: var(--space-lg);
    display: flex; justify-content: space-between; align-items: center;
}

/* ─── ADMIN ─── */
.admin-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-md); margin-bottom: var(--space-xl); }
.stat-card {
    padding: var(--space-lg); background: var(--bg-card);
    border: 1px solid var(--border); border-radius: var(--radius-lg);
    text-align: center;
}
.stat-card .stat-value { font-size: 2rem; font-weight: 700; }
.stat-card .stat-label { font-size: 0.78rem; color: var(--text-tertiary); text-transform: uppercase; letter-spacing: 0.05em; }
.data-table {
    width: 100%; border-collapse: collapse;
    font-size: 0.85rem;
}
.data-table th {
    text-align: left; padding: var(--space-md);
    border-bottom: 1px solid var(--border);
    color: var(--text-tertiary); font-weight: 600;
    font-size: 0.75rem; text-transform: uppercase;
    letter-spacing: 0.05em;
}
.data-table td {
    padding: var(--space-md);
    border-bottom: 1px solid var(--border);
    color: var(--text-secondary);
}
.data-table tr:hover td { background: var(--bg-tertiary); }

/* ─── BADGES ─── */
.badge {
    display: inline-flex; padding: 3px 10px;
    font-size: 0.72rem; font-weight: 600;
    border-radius: 100px; text-transform: uppercase;
    letter-spacing: 0.04em;
}
.badge-success { background: rgba(0,196,140,0.12); color: var(--success); }
.badge-warning { background: rgba(255,179,71,0.12); color: var(--warning); }
.badge-danger { background: rgba(255,107,107,0.12); color: var(--danger); }
.badge-accent { background: var(--accent-glow); color: var(--accent); }

/* ─── TOAST ─── */
.toast {
    position: fixed; bottom: var(--space-lg); right: var(--space-lg);
    padding: 14px 24px; background: var(--bg-tertiary);
    border: 1px solid var(--border); border-radius: var(--radius);
    font-size: 0.88rem; z-index: 1000;
    animation: fadeInUp 0.3s ease-out;
    display: none;
}
.toast.show { display: block; }

/* ─── LOADING ─── */
.spinner {
    width: 20px; height: 20px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
    display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

.loading-pulse {
    display: flex; gap: 6px; align-items: center;
}
.loading-pulse span {
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--accent); opacity: 0.3;
    animation: pulse-anim 1.2s ease-in-out infinite;
}
.loading-pulse span:nth-child(2) { animation-delay: 0.15s; }
.loading-pulse span:nth-child(3) { animation-delay: 0.3s; }
@keyframes pulse-anim { 0%, 100% { opacity: 0.3; transform: scale(0.8); } 50% { opacity: 1; transform: scale(1.1); } }

/* ─── ANIMATIONS ─── */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}
.fade-in { animation: fadeInUp 0.5s ease-out; }

/* ─── AUTH PAGES ─── */
.auth-page {
    min-height: 100vh; display: flex; align-items: center; justify-content: center;
    padding: var(--space-xl);
}
.auth-card {
    width: 100%; max-width: 420px;
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius-xl); padding: var(--space-xl);
    backdrop-filter: blur(16px);
}
.auth-card h1 {
    font-size: 1.5rem; font-weight: 700; margin-bottom: var(--space-xs);
    letter-spacing: -0.02em;
}
.auth-card .subtitle {
    color: var(--text-secondary); margin-bottom: var(--space-xl);
    font-size: 0.9rem;
}
.auth-divider {
    display: flex; align-items: center; gap: var(--space-md);
    margin: var(--space-lg) 0; color: var(--text-tertiary); font-size: 0.8rem;
}
.auth-divider::before, .auth-divider::after {
    content: ''; flex: 1; height: 1px; background: var(--border);
}
.checkbox-label {
    display: flex; align-items: flex-start; gap: var(--space-sm);
    font-size: 0.85rem; color: var(--text-secondary); cursor: pointer;
}
.checkbox-label input { margin-top: 3px; accent-color: var(--accent); }
.form-error {
    color: var(--danger); font-size: 0.82rem;
    padding: var(--space-sm) var(--space-md);
    background: rgba(255,107,107,0.08);
    border-radius: var(--radius); margin-bottom: var(--space-md);
    display: none;
}

/* ─── MODELS GRID ─── */
.models-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: var(--space-md);
}
.model-card {
    padding: var(--space-lg); text-align: center;
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}
.model-card .model-name { font-size: 0.88rem; font-weight: 600; }
.model-card .model-desc { font-size: 0.75rem; color: var(--text-tertiary); margin-top: var(--space-xs); }

/* ─── RESPONSIVE ─── */
@media (max-width: 768px) {
    .nav-links { display: none; }
    .hero h1 { font-size: 2rem; }
    .transform-demo { grid-template-columns: 1fr; }
    .transform-arrow { transform: rotate(90deg); padding: var(--space-sm) 0; }
    .comparison-container { grid-template-columns: 1fr; }
    .dash-layout { grid-template-columns: 1fr; }
    .dash-sidebar { display: none; }
    .footer-grid { grid-template-columns: 1fr; }
    .admin-grid { grid-template-columns: repeat(2, 1fr); }
    .pricing-grid { grid-template-columns: 1fr; }
    .output-type-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 480px) {
    .output-type-grid { grid-template-columns: repeat(2, 1fr); }
    .admin-grid { grid-template-columns: 1fr; }
}

/* ─── SCROLLBAR ─── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-active); border-radius: 3px; }

/* ─── FOCUS VISIBLE ─── */
:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

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