/* ===================================================================
   AI Lab — Landing Page Styles
   Standalone (no sidebar). Uses same CSS variable palette as base.html.
   =================================================================== */

:root {
    --bg-primary: #eaf4fd;
    --bg-secondary: #d4eaf8;
    --bg-card: #ffffff;
    --bg-hover: #d4eaf8;
    --border: #b3d4f0;
    --border-glow: #9EC6F3;
    --text-primary: #0d1f35;
    --text-secondary: #2a5070;
    --text-muted: #5a85a8;
    --accent-green: #00a854;
    --accent-orange: #e65c00;
    --accent-blue: #1565c0;
    --accent-purple: #7b1fa2;
    --accent-pink: #9EC6F3;
    --accent-red: #c62828;
    --accent-cyan: #007b83;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 15px;
    line-height: 1.6;
}

/* ─── Top Nav ─── */
.landing-nav {
    position: sticky;
    top: 0;
    z-index: 200;
    background: rgba(234, 244, 253, 0.96);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    padding: 0 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 800;
    font-size: 18px;
}

.nav-logo-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--accent-green), var(--accent-blue));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.15s;
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* ─── Buttons ─── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s;
    border: none;
    font-family: inherit;
}

.btn-primary {
    background: var(--accent-orange);
    color: #000;
}
.btn-primary:hover {
    background: #ff9f20;
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(255, 140, 0, 0.35);
}

.btn-green {
    background: var(--accent-green);
    color: #000;
}
.btn-green:hover {
    background: #00e57a;
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(0, 255, 136, 0.35);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-primary);
}
.btn-outline:hover {
    border-color: var(--accent-green);
    color: var(--accent-green);
}

.btn-lg { padding: 16px 36px; font-size: 16px; border-radius: 10px; }

/* ─── Section wrapper ─── */
.section { padding: 100px 40px; max-width: 1200px; margin: 0 auto; }
.section-sm { padding: 60px 40px; max-width: 1200px; margin: 0 auto; }

/* ─── Hero ─── */
.hero-landing {
    padding: 120px 40px 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(circle at 20% 50%, rgba(0, 255, 136, 0.06), transparent 40%),
        radial-gradient(circle at 80% 20%, rgba(77, 150, 255, 0.06), transparent 40%);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(0, 168, 84, 0.1);
    border: 1px solid rgba(0, 168, 84, 0.35);
    padding: 6px 18px;
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    color: var(--accent-green);
    margin-bottom: 32px;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-green);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-landing h1 {
    font-size: clamp(42px, 6vw, 76px);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -0.04em;
    margin-bottom: 28px;
}

.hero-landing h1 .grad {
    background: linear-gradient(135deg, var(--accent-green) 0%, var(--accent-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-sub {
    font-size: clamp(17px, 2.5vw, 22px);
    color: var(--text-secondary);
    max-width: 680px;
    margin: 0 auto 48px;
    line-height: 1.6;
}

.hero-btns {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

.hero-video {
    max-width: 900px;
    margin: 0 auto;
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--bg-card);
    aspect-ratio: 16/9;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 18px;
    gap: 12px;
}

/* ─── Stats Strip ─── */
.stats-strip {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 32px 40px;
}

.stats-strip-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
}

.stat-item {
    text-align: center;
}

.stat-item .val {
    font-size: 36px;
    font-weight: 900;
    color: var(--accent-green);
    line-height: 1;
}

.stat-item .lbl {
    font-size: 12px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-top: 4px;
}

/* ─── Problem Section ─── */
.problem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.problem-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px;
    transition: border-color 0.2s;
}

.problem-card:hover { border-color: var(--border-glow); }

.problem-icon {
    font-size: 36px;
    margin-bottom: 16px;
}

.problem-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
}

.problem-card p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
}

/* ─── Section titles ─── */
.section-title {
    text-align: center;
    margin-bottom: 64px;
}

.section-title .eyebrow {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent-green);
    margin-bottom: 16px;
}

.section-title h2 {
    font-size: clamp(32px, 4vw, 52px);
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 16px;
    line-height: 1.15;
}

.section-title p {
    color: var(--text-secondary);
    font-size: 18px;
    max-width: 600px;
    margin: 0 auto;
}

/* ─── Module cards grid ─── */
.module-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
    margin-bottom: 48px;
}

.module-landing-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.module-landing-card:hover {
    border-color: var(--border-glow);
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0,0,0,0.3);
}

.module-accent { height: 4px; }

.module-body { padding: 24px; }

.module-tag-pill {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 6px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 12px;
    background: rgba(0, 255, 136, 0.1);
    color: var(--accent-green);
}

.module-grade-pill {
    float: right;
    padding: 3px 10px;
    border-radius: 6px;
    font-size: 10px;
    font-weight: 600;
    background: rgba(0,0,0,0.06);
    color: var(--text-muted);
}

.module-landing-card h3 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 8px;
    clear: both;
}

.module-landing-card p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ─── How It Works ─── */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    position: relative;
}

.steps-grid::before {
    content: '';
    position: absolute;
    top: 28px;
    left: calc(16.67% + 28px);
    right: calc(16.67% + 28px);
    height: 2px;
    background: linear-gradient(90deg, var(--accent-green), var(--accent-blue));
    opacity: 0.3;
}

.step-card {
    text-align: center;
    padding: 32px 24px;
}

.step-num {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(0,255,136,0.15), rgba(77,150,255,0.15));
    border: 2px solid rgba(0,255,136,0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    font-weight: 800;
    color: var(--accent-green);
    margin: 0 auto 24px;
}

.step-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
}

.step-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ─── Comparison Table ─── */
.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-card);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border);
}

.comparison-table th {
    padding: 20px 24px;
    text-align: left;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
}

.comparison-table th.highlight {
    color: var(--accent-green);
    background: rgba(0, 255, 136, 0.05);
}

.comparison-table td {
    padding: 18px 24px;
    font-size: 14px;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}

.comparison-table tr:last-child td { border-bottom: none; }

.comparison-table td.highlight {
    background: rgba(0, 255, 136, 0.03);
    color: var(--text-primary);
    font-weight: 500;
}

.check { color: var(--accent-green); font-size: 18px; }
.cross { color: var(--text-muted); font-size: 18px; }
.partial { color: var(--accent-orange); font-size: 18px; }

/* ─── Pricing ─── */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    align-items: start;
    max-width: 800px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 40px 32px;
    transition: all 0.3s ease;
    position: relative;
}

.pricing-card:hover {
    border-color: var(--border-glow);
    transform: translateY(-4px);
}

.pricing-card.featured {
    border-color: var(--accent-green);
    background: linear-gradient(135deg, rgba(0,255,136,0.04), var(--bg-card));
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-green);
    color: #000;
    font-size: 11px;
    font-weight: 700;
    padding: 4px 16px;
    border-radius: 100px;
    white-space: nowrap;
}

.pricing-label {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.pricing-price {
    font-size: 48px;
    font-weight: 900;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: 4px;
}

.pricing-price .currency { font-size: 28px; vertical-align: top; padding-top: 8px; display: inline-block; }
.pricing-price .period { font-size: 16px; font-weight: 500; color: var(--text-muted); }

.pricing-sub {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 32px;
}

.pricing-features {
    list-style: none;
    margin-bottom: 36px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    font-size: 14px;
    color: var(--text-secondary);
    border-bottom: 1px solid rgba(0,0,0,0.07);
}

.pricing-features li::before {
    content: '✓';
    color: var(--accent-green);
    font-weight: 700;
    flex-shrink: 0;
}

/* ─── Inquiry Form ─── */
.inquiry-section {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.inquiry-form {
    max-width: 720px;
    margin: 0 auto;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group.full { grid-column: 1 / -1; }

.form-group label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px 16px;
    color: var(--text-primary);
    font-size: 14px;
    font-family: inherit;
    transition: border-color 0.15s;
    width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-green);
}

.form-group select option { background: var(--bg-card); }

.form-error {
    font-size: 12px;
    color: var(--accent-red);
    margin-top: 2px;
}

/* ─── FAQ ─── */
.faq-list { max-width: 800px; margin: 0 auto; }

.faq-item {
    border-bottom: 1px solid var(--border);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 16px;
    font-weight: 600;
    text-align: left;
    gap: 16px;
}

.faq-chevron {
    font-size: 20px;
    color: var(--text-muted);
    transition: transform 0.25s;
    flex-shrink: 0;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, padding 0.25s;
}

.faq-answer-inner {
    padding-bottom: 20px;
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.7;
}

input.faq-toggle { display: none; }

input.faq-toggle:checked ~ .faq-question .faq-chevron { transform: rotate(45deg); }
input.faq-toggle:checked ~ .faq-answer { max-height: 400px; }

/* ─── Footer ─── */
.landing-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: 60px 40px 40px;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 60px;
}

.footer-brand p {
    font-size: 14px;
    color: var(--text-muted);
    margin-top: 12px;
    line-height: 1.6;
}

.footer-col h4 {
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.footer-col ul { list-style: none; }

.footer-col li { margin-bottom: 10px; }

.footer-col a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.15s;
}

.footer-col a:hover { color: var(--text-primary); }

.footer-bottom {
    max-width: 1200px;
    margin: 40px auto 0;
    padding-top: 24px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: var(--text-muted);
}

/* ─── Responsive ─── */
@media (max-width: 1024px) {
    .pricing-grid { grid-template-columns: 1fr 1fr; }
    .footer-inner { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 768px) {
    .landing-nav { padding: 0 20px; }
    .nav-links { display: none; }
    .section { padding: 64px 20px; }
    .section-sm { padding: 48px 20px; }
    .hero-landing { padding: 80px 20px 60px; }
    .problem-grid { grid-template-columns: 1fr; }
    .steps-grid { grid-template-columns: 1fr; }
    .steps-grid::before { display: none; }
    .pricing-grid { grid-template-columns: 1fr; }
    .form-grid { grid-template-columns: 1fr; }
    .stats-strip { padding: 24px 20px; }
    .footer-inner { grid-template-columns: 1fr; gap: 32px; }
    .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
    .comparison-table { font-size: 13px; }
    .comparison-table th, .comparison-table td { padding: 12px 16px; }
}

@media (max-width: 320px) {
    .hero-landing h1 { font-size: 34px; }
    .btn-lg { padding: 14px 24px; font-size: 15px; }
}

/* ═══════════════════════════════════════════
   ANIMATED CSS DEMO — zero video, zero CDN
═══════════════════════════════════════════ */

/* ── Thumbnail ── */
.hero-video.demo-preview {
    position: relative;
    cursor: pointer;
    display: block;
    flex-direction: unset;
    align-items: unset;
    justify-content: unset;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.hero-video.demo-preview:hover {
    transform: translateY(-5px);
    box-shadow: 0 28px 64px rgba(0,0,0,.35), 0 0 0 1px rgba(0,255,136,.18);
}

.dp-screen {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    background: var(--bg-primary);
    border-radius: 20px;
    overflow: hidden;
}

.dp-topbar {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,.03);
    border-bottom: 1px solid var(--border);
    padding: 7px 14px;
    flex-shrink: 0;
}
.dp-dots { display: flex; gap: 5px; }
.dp-dot { width: 10px; height: 10px; border-radius: 50%; }
.dp-dot.r { background: #ff5f57; }
.dp-dot.a { background: #febc2e; }
.dp-dot.g { background: #28c840; }
.dp-url {
    flex: 1;
    background: rgba(255,255,255,.05);
    border-radius: 5px;
    padding: 3px 12px;
    font-size: 10px;
    color: var(--text-muted);
    max-width: 200px;
    text-align: center;
}
.dp-live-pill {
    font-size: 9px;
    font-weight: 700;
    color: var(--accent-green);
    background: rgba(0,255,136,.08);
    border: 1px solid rgba(0,255,136,.2);
    border-radius: 100px;
    padding: 2px 8px;
    animation: pulse 2s infinite;
}

.dp-layout { display: flex; flex: 1; overflow: hidden; }

.dp-sidebar {
    width: 100px;
    background: rgba(0,0,0,.18);
    border-right: 1px solid var(--border);
    padding: 10px 0;
    flex-shrink: 0;
}
.dp-nav {
    padding: 7px 10px;
    font-size: 9px;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
}
.dp-nav.active {
    color: var(--accent-green);
    background: rgba(0,255,136,.07);
    border-right: 2px solid var(--accent-green);
}

.dp-content { flex: 1; padding: 12px; display: flex; flex-direction: column; gap: 10px; overflow: hidden; }

.dp-stats-row { display: flex; gap: 6px; }
.dp-scard {
    flex: 1;
    background: rgba(255,255,255,.04);
    border: 1px solid var(--border);
    border-radius: 7px;
    padding: 7px 8px;
}
.dp-scard.grn { border-color: rgba(0,255,136,.25); background: rgba(0,255,136,.05); }
.dp-scard.blu { border-color: rgba(77,150,255,.25); background: rgba(77,150,255,.05); }
.dp-scard.org { border-color: rgba(255,140,0,.25); background: rgba(255,140,0,.05); }
.dp-sv { font-size: 13px; font-weight: 700; color: var(--text-primary); }
.dp-scard.grn .dp-sv { color: var(--accent-green); }
.dp-scard.blu .dp-sv { color: var(--accent-blue); }
.dp-scard.org .dp-sv { color: var(--accent-orange); }
.dp-sl { font-size: 8px; color: var(--text-muted); margin-top: 2px; }

.dp-chart {
    flex: 1;
    display: flex;
    align-items: flex-end;
    gap: 5px;
    background: rgba(255,255,255,.02);
    border-radius: 7px;
    padding: 8px 10px 5px;
    border: 1px solid var(--border);
}
.dp-bar {
    flex: 1;
    height: var(--h);
    background: rgba(77,150,255,.45);
    border-radius: 2px 2px 0 0;
    animation: barRise .8s ease calc(var(--d)) both;
}
.dp-bar.hi { background: rgba(0,255,136,.6); }

@keyframes barRise {
    from { height: 0; opacity: 0; }
    to   { height: var(--h); opacity: 1; }
}

/* Play overlay */
.dp-overlay {
    position: absolute;
    inset: 0;
    background: rgba(10,10,15,.58);
    backdrop-filter: blur(3px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    z-index: 2;
    border-radius: 20px;
    transition: background .3s ease;
}
.demo-preview:hover .dp-overlay { background: rgba(10,10,15,.42); }

.dp-play-btn {
    width: 60px; height: 60px;
    border-radius: 50%;
    background: var(--accent-green);
    color: #050508;
    display: flex; align-items: center; justify-content: center;
    border: none; cursor: pointer;
    box-shadow: 0 0 0 0 rgba(0,255,136,.45);
    animation: playPulse 2.2s infinite;
    transition: transform .2s ease;
}
.demo-preview:hover .dp-play-btn { transform: scale(1.12); }

@keyframes playPulse {
    0%   { box-shadow: 0 0 0 0 rgba(0,255,136,.45); }
    70%  { box-shadow: 0 0 0 22px rgba(0,255,136,0); }
    100% { box-shadow: 0 0 0 0 rgba(0,255,136,0); }
}

.dp-play-label { font-size: 15px; font-weight: 600; color: #fff; }
.dp-play-sub   { font-size: 12px; color: rgba(255,255,255,.45); }

/* ── Modal shell ── */
.demo-modal {
    position: fixed; inset: 0; z-index: 9999;
    background: rgba(0,0,0,.82);
    backdrop-filter: blur(10px);
    display: flex; align-items: center; justify-content: center;
    padding: 20px;
    opacity: 0; pointer-events: none;
    transition: opacity .3s ease;
}
.demo-modal.open { opacity: 1; pointer-events: all; }

.dm-box {
    width: 100%; max-width: 860px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 18px;
    overflow: hidden;
    position: relative;
    transform: scale(.96) translateY(10px);
    transition: transform .35s ease;
}
.demo-modal.open .dm-box { transform: scale(1) translateY(0); }

.dm-close {
    position: absolute; top: 12px; right: 16px;
    background: rgba(255,255,255,.08);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    width: 32px; height: 32px; border-radius: 50%;
    font-size: 18px; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: background .2s, color .2s;
}
.dm-close:hover { background: rgba(255,255,255,.14); color: #fff; }

.dm-header {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    padding: 14px 20px 0;
    position: relative;
}
.dm-tabs { display: flex; gap: 0; }
.dm-tab {
    padding: 8px 18px;
    font-size: 12px; font-weight: 600;
    color: var(--text-muted);
    border-bottom: 2px solid transparent;
    transition: color .3s, border-color .3s;
    cursor: default;
}
.dm-tab.on { color: var(--accent-green); border-bottom-color: var(--accent-green); }

.dm-prog { height: 3px; background: rgba(255,255,255,.07); margin-top: 0; }
.dm-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-green), var(--accent-blue));
    width: 0%; transition: width .12s linear;
}

.dm-screen { aspect-ratio: 16/9; position: relative; overflow: hidden; background: var(--bg-primary); }

.dm-scene {
    position: absolute; inset: 0;
    opacity: 0; transition: opacity .55s ease;
    padding: 22px 26px;
    display: flex; flex-direction: column; gap: 16px;
    overflow: hidden;
}
.dm-scene.on { opacity: 1; }

/* ── Scene 0: Dashboard ── */
.ms-hdr { display: flex; align-items: flex-start; justify-content: space-between; }
.ms-title { font-size: 18px; font-weight: 700; color: var(--text-primary); }
.ms-sub   { font-size: 12px; color: var(--text-muted); margin-top: 3px; }
.ms-live  { font-size: 11px; font-weight: 700; color: var(--accent-green); background: rgba(0,255,136,.08); border: 1px solid rgba(0,255,136,.2); border-radius: 100px; padding: 4px 12px; animation: pulse 2s infinite; white-space: nowrap; }

.ms-stats { display: flex; gap: 10px; }
.ms-sc {
    flex: 1; background: rgba(255,255,255,.04);
    border: 1px solid var(--border); border-radius: 10px; padding: 12px 14px;
    animation: scaleIn .4s ease both;
}
.ms-sc.grn { border-color: rgba(0,255,136,.25); background: rgba(0,255,136,.06); }
.ms-sc.blu { border-color: rgba(77,150,255,.25); background: rgba(77,150,255,.06); }
.ms-sc.org { border-color: rgba(255,140,0,.25);  background: rgba(255,140,0,.06);  }
.ms-sv { font-size: 20px; font-weight: 800; color: var(--text-primary); }
.ms-sc.grn .ms-sv { color: var(--accent-green); }
.ms-sc.blu .ms-sv { color: var(--accent-blue); }
.ms-sc.org .ms-sv { color: var(--accent-orange); }
.ms-sl { font-size: 11px; color: var(--text-muted); margin-top: 4px; }

.ms-sc:nth-child(1) { animation-delay: .1s; }
.ms-sc:nth-child(2) { animation-delay: .2s; }
.ms-sc:nth-child(3) { animation-delay: .3s; }
.ms-sc:nth-child(4) { animation-delay: .4s; }

@keyframes scaleIn {
    from { transform: scale(.9); opacity: 0; }
    to   { transform: scale(1);  opacity: 1; }
}

.ms-chart { flex: 1; }
.ms-chart-lbl { font-size: 11px; font-weight: 600; color: var(--text-muted); margin-bottom: 8px; }
.ms-bars {
    height: 100px;
    display: flex; align-items: flex-end; gap: 8px;
    background: rgba(255,255,255,.02); border-radius: 10px;
    padding: 10px 12px 6px; border: 1px solid var(--border);
}
.msb {
    flex: 1; height: var(--h);
    background: rgba(77,150,255,.45); border-radius: 3px 3px 0 0;
    animation: barRise .7s ease calc(var(--d)) both;
    position: relative;
}
.msb.hi { background: rgba(0,255,136,.65); }
.msb span {
    position: absolute; bottom: -16px; left: 50%; transform: translateX(-50%);
    font-size: 9px; color: var(--text-muted); white-space: nowrap;
}

/* ── Scene 1: AI Chat ── */
.chat-hdr {
    display: flex; align-items: center; gap: 12px;
    padding-bottom: 12px; border-bottom: 1px solid var(--border);
}
.chat-av {
    width: 36px; height: 36px; border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-green), var(--accent-blue));
    display: flex; align-items: center; justify-content: center;
    font-size: 11px; font-weight: 800; color: #050508;
    flex-shrink: 0;
}
.chat-nm { font-size: 14px; font-weight: 600; color: var(--text-primary); }
.chat-st { font-size: 11px; color: var(--accent-green); margin-top: 2px; }

.chat-msgs { display: flex; flex-direction: column; gap: 10px; overflow: auto; flex: 1; }
.cmsg {
    max-width: 78%; padding: 10px 14px;
    border-radius: 12px; font-size: 13px; line-height: 1.55;
    opacity: 0; animation: msgIn .4s ease forwards;
}
.cmsg.usr {
    align-self: flex-end;
    background: rgba(77,150,255,.15); border: 1px solid rgba(77,150,255,.2);
    color: var(--text-primary); border-bottom-right-radius: 3px;
}
.cmsg.ai {
    align-self: flex-start;
    background: rgba(255,255,255,.05); border: 1px solid var(--border);
    color: var(--text-primary); border-bottom-left-radius: 3px;
}
.cmsg.ai.cta {
    background: rgba(0,255,136,.08); border-color: rgba(0,255,136,.2);
    color: var(--accent-green); font-weight: 600;
}

@keyframes msgIn {
    from { opacity: 0; transform: translateY(6px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── Scene 2: K-Means ── */
.km-hdr {
    font-size: 15px; font-weight: 700; color: var(--text-primary);
    padding-bottom: 10px; border-bottom: 1px solid var(--border);
}
.km-canvas {
    flex: 1; background: rgba(255,255,255,.02);
    border: 1px solid var(--border); border-radius: 10px; overflow: hidden;
    display: flex; align-items: center; justify-content: center;
}
.km-svg { width: 100%; height: 100%; }

.kd { opacity: 0; animation: dotPop .35s ease calc(var(--kd)) forwards; }
.kc { opacity: 0; animation: centPop .4s ease calc(var(--kd)) forwards; }
.kr { fill: none; stroke-width: 1.5; stroke-dasharray: 4 4; opacity: 0; animation: ringIn .4s ease calc(var(--kd)) forwards; }

.kd.c1 { fill: rgba(0,255,136,.7); }
.kd.c2 { fill: rgba(77,150,255,.7); }
.kd.c3 { fill: rgba(255,140,0,.7); }
.kc.c1 { fill: var(--accent-green); stroke: rgba(0,255,136,.3); stroke-width: 3; }
.kc.c2 { fill: var(--accent-blue);  stroke: rgba(77,150,255,.3); stroke-width: 3; }
.kc.c3 { fill: var(--accent-orange);stroke: rgba(255,140,0,.3);  stroke-width: 3; }
.kr.c1 { stroke: rgba(0,255,136,.25); }
.kr.c2 { stroke: rgba(77,150,255,.25); }
.kr.c3 { stroke: rgba(255,140,0,.25); }

@keyframes dotPop  { from { opacity:0; r:0; }  to { opacity:1; r:6; }  }
@keyframes centPop { from { opacity:0; r:0; }  to { opacity:1; r:10; } }
@keyframes ringIn  { from { opacity:0; }        to { opacity:1; }       }

.km-status {
    display: flex; align-items: center; gap: 12px; flex-shrink: 0;
    padding-top: 8px;
}
.km-badge {
    font-size: 11px; font-weight: 700; color: var(--accent-blue);
    background: rgba(77,150,255,.1); border: 1px solid rgba(77,150,255,.2);
    border-radius: 100px; padding: 4px 12px;
}
.km-desc { font-size: 12px; color: var(--text-muted); }

/* ── Scene 3: Achievements ── */
.ach-hdr { font-size: 18px; font-weight: 700; color: var(--text-primary); }
.ach-xp { flex-shrink: 0; }
.ach-xp-info {
    display: flex; justify-content: space-between;
    font-size: 12px; color: var(--text-muted); margin-bottom: 6px;
}
.ach-xp-track {
    height: 8px; background: rgba(255,255,255,.07);
    border-radius: 100px; overflow: hidden;
}
.ach-xp-bar {
    height: 100%; width: 0%;
    background: linear-gradient(90deg, var(--accent-green), var(--accent-blue));
    border-radius: 100px;
    animation: xpFill 1.2s ease .3s forwards;
}
@keyframes xpFill { to { width: 82%; } }

.ach-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; flex: 1;
}
.abadge {
    background: rgba(255,255,255,.04); border: 1px solid var(--border);
    border-radius: 10px; padding: 12px 10px;
    display: flex; flex-direction: column; align-items: center; gap: 6px;
    opacity: 0; animation: badgeIn .4s ease forwards;
    transition: border-color .2s;
}
.abadge:hover { border-color: rgba(0,255,136,.3); }
.abadge.locked { opacity: 0; animation: badgeIn .4s ease forwards; filter: grayscale(1); }
.abadge.locked .ab-icon { opacity: .35; }
.ab-icon { font-size: 24px; }
.ab-name { font-size: 10px; font-weight: 600; color: var(--text-secondary); text-align: center; }

@keyframes badgeIn {
    from { opacity: 0; transform: scale(.85) translateY(6px); }
    to   { opacity: 1; transform: scale(1) translateY(0); }
}
.abadge.locked { opacity: 0; animation: badgeInLocked .4s ease forwards; }
@keyframes badgeInLocked {
    from { opacity: 0; transform: scale(.85); }
    to   { opacity: .45; transform: scale(1); }
}

/* ── Responsive ── */
@media (max-width: 640px) {
    .dp-sidebar { display: none; }
    .dp-stats-row { flex-wrap: wrap; }
    .dm-tabs { overflow-x: auto; }
    .dm-tab { white-space: nowrap; padding: 8px 12px; }
    .ms-stats { flex-wrap: wrap; }
    .ach-grid { grid-template-columns: repeat(2, 1fr); }
    .chat-msgs .cmsg { max-width: 92%; }
}

/* ═══════════════════════════════════════════════════════
   LIGHT PINK THEME — override all hardcoded dark rgba()
   ═══════════════════════════════════════════════════════ */

/* Comparison table featured column */
.comparison-table th.highlight { background: rgba(0,168,84,0.07); }
.comparison-table td.highlight { background: rgba(0,168,84,0.04); }

/* Demo thumbnail elements */
.dp-topbar   { background: rgba(0,0,0,0.04); }
.dp-url      { background: rgba(0,0,0,0.06); border-radius: 5px; }
.dp-live-pill { background: rgba(0,168,84,0.1); border-color: rgba(0,168,84,0.3); }
.dp-sidebar  { background: rgba(0,0,0,0.06); }
.dp-nav.active { background: rgba(0,168,84,0.1); }
.dp-scard    { background: rgba(0,0,0,0.04); }
.dp-scard.grn { background: rgba(0,168,84,0.08); border-color: rgba(0,168,84,0.25); }
.dp-scard.blu { background: rgba(21,101,192,0.07); border-color: rgba(21,101,192,0.22); }
.dp-scard.org { background: rgba(230,92,0,0.07);  border-color: rgba(230,92,0,0.22); }
.dp-chart    { background: rgba(0,0,0,0.04); }
.dp-overlay  { background: rgba(10,5,8,0.62); }

/* Demo modal */
.dm-close      { background: rgba(0,0,0,0.07); }
.dm-close:hover{ background: rgba(0,0,0,0.14); color: var(--text-primary); }
.dm-prog       { background: rgba(0,0,0,0.1); }

/* Scene 0 — Dashboard */
.ms-live { background: rgba(0,168,84,0.1); border-color: rgba(0,168,84,0.3); }
.ms-sc   { background: rgba(0,0,0,0.04); }
.ms-sc.grn { background: rgba(0,168,84,0.08); border-color: rgba(0,168,84,0.25); }
.ms-sc.blu { background: rgba(21,101,192,0.07); border-color: rgba(21,101,192,0.22); }
.ms-sc.org { background: rgba(230,92,0,0.07);  border-color: rgba(230,92,0,0.22); }
.ms-bars   { background: rgba(0,0,0,0.04); }
.msb.hi    { background: rgba(0,168,84,0.65); }

/* Scene 1 — AI Chat */
.cmsg.ai  { background: rgba(0,0,0,0.05); }
.cmsg.ai.cta { background: rgba(0,168,84,0.1); border-color: rgba(0,168,84,0.3); color: var(--accent-green); }
.cmsg.usr { background: rgba(21,101,192,0.1); border-color: rgba(21,101,192,0.2); }

/* Scene 2 — K-Means */
.km-canvas { background: rgba(0,0,0,0.03); }
.kd.c1 { fill: rgba(0,168,84,0.7); }
.km-badge  { background: rgba(21,101,192,0.1); border-color: rgba(21,101,192,0.25); }

/* Scene 3 — Achievements */
.ach-xp-track { background: rgba(0,0,0,0.1); }
.abadge { background: rgba(0,0,0,0.04); }
.abadge:hover { border-color: rgba(0,168,84,0.35); }

/* Step numbers */
.step-num {
    background: linear-gradient(135deg, rgba(0,168,84,0.12), rgba(21,101,192,0.12));
    border-color: rgba(0,168,84,0.3);
}

/* Hero radial gradients on light bg */
.hero-landing {
    background:
        radial-gradient(circle at 20% 50%, rgba(0,168,84,0.08), transparent 40%),
        radial-gradient(circle at 80% 20%, rgba(21,101,192,0.06), transparent 40%);
}