/* ═══════════════════════════════════════════════════
   DATA LIE DETECTOR — LANDING PAGE STYLES
   ═══════════════════════════════════════════════════ */

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

:root {
    --bg-dark: #06060f;
    --bg-card: #0d0d1a;
    --bg-card-hover: #12122a;
    --text-primary: #f0f0f5;
    --text-secondary: rgba(240,240,245,0.55);
    --accent-1: #7b2ff7;
    --accent-2: #00d2ff;
    --accent-3: #ff6bcb;
    --border: rgba(255,255,255,0.06);
    --radius: 16px;
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }

.gradient-text {
    background: linear-gradient(135deg, var(--accent-2), var(--accent-1), var(--accent-3));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-badge {
    display: inline-block;
    padding: 0.35rem 1rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    background: rgba(123,47,247,0.12);
    border: 1px solid rgba(123,47,247,0.25);
    color: var(--accent-1);
    margin-bottom: 1rem;
}

/* ── Navbar ── */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    padding: 0.2rem 0;
    transition: all 0.3s ease;
}
.navbar.scrolled {
    background: rgba(6,6,15,0.92);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 0.6rem 0;
}
.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.nav-logo {
    font-size: 2rem;
    font-weight: 800;
    text-decoration: none;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}
.nav-links a {
    text-decoration: none;
    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 {
    background: var(--accent-1) !important;
    color: white !important;
    padding: 0.5rem 1.2rem;
    border-radius: 8px;
    font-weight: 600 !important;
    transition: transform 0.2s, box-shadow 0.2s !important;
}
.nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(123,47,247,0.4);
}

/* ── Buttons ── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.85rem 1.8rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    transition: all 0.25s ease;
    cursor: pointer;
    border: none;
}
.btn-primary {
    background: linear-gradient(135deg, var(--accent-1), #5a1fd6);
    color: white;
    box-shadow: 0 4px 20px rgba(123,47,247,0.3);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(123,47,247,0.45);
}
.btn-ghost {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid rgba(255,255,255,0.15);
}
.btn-ghost:hover {
    background: rgba(255,255,255,0.05);
    border-color: rgba(255,255,255,0.25);
}
.btn-lg { padding: 1rem 2.2rem; font-size: 1.05rem; }

/* ── Hero ── */
.hero {
    min-height: 70vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 8rem 2rem 1rem;
    position: relative;
    overflow: hidden;
}
.hero-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(123,47,247,0.15), transparent 70%);
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    pointer-events: none;
    animation: pulse-glow 6s ease-in-out infinite;
}
.hero-glow-2 {
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0,210,255,0.08), transparent 70%);
    bottom: 100px;
    right: -100px;
    pointer-events: none;
    animation: pulse-glow 8s ease-in-out infinite reverse;
}
@keyframes pulse-glow {
    0%, 100% { opacity: 0.6; transform: translateX(-50%) scale(1); }
    50% { opacity: 1; transform: translateX(-50%) scale(1.15); }
}
.hero-content { position: relative; z-index: 2; max-width: 800px; }
.hero-badge {
    display: inline-block;
    padding: 0.35rem 1rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    background: rgba(255,107,203,0.1);
    border: 1px solid rgba(255,107,203,0.25);
    color: var(--accent-3);
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.6s ease;
}
.hero h1 {
    font-size: 3.8rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.2rem;
    animation: fadeInUp 0.6s ease 0.1s both;
}
.hero-sub {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 2rem;
    animation: fadeInUp 0.6s ease 0.2s both;
}
.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.6s ease 0.3s both;
}
.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 1.5rem;
    animation: fadeInUp 0.6s ease 0.4s both;
}
.stat { text-align: center; }
.stat-num {
    display: block;
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--accent-2);
}
.stat-label { font-size: 0.75rem; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 1px; }
.stat-divider { width: 1px; height: 30px; background: var(--border); }

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

/* ── Hero Visual (Dashboard Mockup) ── */
.hero-visual {
    margin-top: 1.5rem;
    perspective: 1000px;
    animation: fadeInUp 0.8s ease 0.5s both;
    position: relative;
    z-index: 2;
}
.dashboard-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    max-width: 550px;
    margin: 0 auto;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 80px rgba(123,47,247,0.08);
    transform: rotateX(2deg);
    transition: transform 0.4s ease;
}
.dashboard-card:hover { transform: rotateX(0deg) translateY(-4px); }
.dash-header {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.7rem 1rem;
    background: rgba(255,255,255,0.03);
    border-bottom: 1px solid var(--border);
}
.dash-dots { display: flex; gap: 5px; }
.dash-dots span { width: 10px; height: 10px; border-radius: 50%; }
.dash-dots span:nth-child(1) { background: #ff5f57; }
.dash-dots span:nth-child(2) { background: #febc2e; }
.dash-dots span:nth-child(3) { background: #28c840; }
.dash-title { font-size: 0.75rem; color: var(--text-secondary); }
.dash-body { padding: 1.2rem; }
.dash-metric {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
}
.dash-metric-label { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 1px; color: var(--text-secondary); }
.dash-metric-value { font-size: 2rem; font-weight: 800; }
.score-caution { color: #ffab00; }
.dash-risk-badge {
    background: linear-gradient(135deg, #ffab00, #ff8f00);
    color: #1a1a2e;
    padding: 0.3rem 1rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 700;
}
.dash-verdict {
    background: rgba(255,171,0,0.1);
    border: 1px solid rgba(255,171,0,0.25);
    border-radius: 8px;
    padding: 0.6rem 0.8rem;
    font-size: 0.8rem;
    color: #ffd54f;
    margin: 0.8rem 0;
    text-align: center;
    font-weight: 500;
}
.dash-alerts { display: flex; flex-direction: column; gap: 0.3rem; }
.dash-alert {
    padding: 0.45rem 0.7rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 500;
}
.dash-alert.critical { background: rgba(255,23,68,0.1); color: #ff8a80; border: 1px solid rgba(255,23,68,0.2); }
.dash-alert.moderate { background: rgba(255,171,0,0.1); color: #ffd54f; border: 1px solid rgba(255,171,0,0.2); }
.dash-alert.minor { background: rgba(100,181,246,0.1); color: #90caf9; border: 1px solid rgba(100,181,246,0.2); }
.dash-alert .sev {
    font-size: 0.6rem;
    font-weight: 700;
    padding: 0.1rem 0.4rem;
    border-radius: 3px;
    margin-right: 0.4rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.dash-alert.critical .sev { background: #ff1744; color: white; }
.dash-alert.moderate .sev { background: #ff8f00; color: #1a1a2e; }
.dash-alert.minor .sev { background: #64b5f6; color: #1a1a2e; }

/* ── Features ── */
.features {
    padding: 2rem 0;
    text-align: center;
}
.features h2, .how-it-works h2, .pricing h2, .cta h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.8rem;
}
.section-sub {
    color: var(--text-secondary);
    font-size: 1.05rem;
    margin-bottom: 3.5rem;
}
.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.2rem;
}
.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 2.2rem 1.8rem;
    text-align: left;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    opacity: 0;
    transform: translateY(20px);
    position: relative;
    overflow: hidden;
}
.feature-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    opacity: 0; transition: opacity 0.4s ease;
}
.feature-card.animate-in { opacity: 1; transform: translateY(0); }
.feature-card:hover {
    background: rgba(18,18,36,0.8);
    border-color: rgba(123,47,247,0.25);
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4), 0 0 40px rgba(123,47,247,0.1) inset;
}
.feature-card:hover::before { opacity: 1; }

.feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: rgba(255,255,255,0.03);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.1), 0 8px 16px rgba(0,0,0,0.3);
    margin-bottom: 1.5rem;
    position: relative;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.feature-icon::after {
    content: ''; position: absolute; width: 100%; height: 100%;
    border-radius: 16px;
    background: radial-gradient(circle, rgba(123,47,247,0.2) 0%, transparent 80%);
    opacity: 0; transition: opacity 0.4s ease;
}
.feature-card:hover .feature-icon {
    transform: translateY(-5px) scale(1.05);
    background: rgba(255,255,255,0.07);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.25), 0 12px 24px rgba(123,47,247,0.25);
}
.feature-card:hover .feature-icon::after { opacity: 1; }

.feature-icon svg, .feature-icon img {
    width: 32px;
    height: 32px;
    stroke-width: 1.5px;
    filter: drop-shadow(0 4px 6px rgba(0,0,0,0.4));
    z-index: 2;
    transition: all 0.3s ease;
}
.feature-card:hover .feature-icon svg, .feature-card:hover .feature-icon img {
    filter: drop-shadow(0 0 16px rgba(123,47,247,0.8));
    transform: scale(1.1);
}
.feature-card h3 { font-size: 1.15rem; font-weight: 800; margin-bottom: 0.6rem; letter-spacing: -0.01em; color: #f0f0f5; }
.feature-card p { font-size: 0.88rem; color: rgba(240,240,245,0.55); line-height: 1.6; }

/* ── How It Works ── */
.how-it-works {
    padding: 2.5rem 0;
    text-align: center;
    background: linear-gradient(180deg, transparent, rgba(123,47,247,0.03), transparent);
}
.steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 3rem;
    flex-wrap: wrap;
}
.step {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem 1.5rem;
    text-align: center;
    width: 200px;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
}
.step.animate-in { opacity: 1; transform: translateY(0); }
.step:hover {
    border-color: rgba(123,47,247,0.3);
    transform: translateY(-4px);
}
.step-num {
    font-size: 2rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 0.8rem;
}
.step-content h3 { font-size: 1rem; font-weight: 700; margin-bottom: 0.3rem; }
.step-content p { font-size: 0.8rem; color: var(--text-secondary); }
.step-arrow { font-size: 1.5rem; color: var(--text-secondary); }

/* ── Pricing ── */
.pricing {
    padding: 8rem 0;
    text-align: center;
}
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.2rem;
    max-width: 1200px;
    margin: 3rem auto 0;
}
.price-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem 1rem;
    text-align: center;
    position: relative;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
}
.price-card.animate-in { opacity: 1; transform: translateY(0); }
.price-card.featured {
    border-color: var(--accent-1);
    background: linear-gradient(145deg, rgba(123,47,247,0.08), var(--bg-card));
    transform: scale(1.03);
    box-shadow: 0 12px 40px rgba(123,47,247,0.15);
}
.price-card.featured.animate-in { transform: scale(1.03); }
.price-card.featured:hover { transform: scale(1.05); }
.price-popular {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--accent-1), var(--accent-3));
    color: white;
    padding: 0.25rem 1rem;
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.price-tier { font-size: 0.85rem; font-weight: 700; color: var(--text-secondary); margin-bottom: 0.3rem; }
.price-amount { font-size: 2.2rem; font-weight: 900; margin-bottom: 1.2rem; }
.price-amount span { font-size: 0.85rem; font-weight: 400; color: var(--text-secondary); }
.price-features {
    list-style: none;
    text-align: left;
    margin-bottom: 2rem;
}
.price-features li {
    padding: 0.3rem 0;
    font-size: 0.75rem;
    color: var(--text-secondary);
}
.price-card .btn { width: 100%; justify-content: center; }

/* ── CTA ── */
.cta {
    padding: 8rem 0;
    text-align: center;
    background: linear-gradient(180deg, transparent, rgba(123,47,247,0.06), transparent);
}
.cta p { color: var(--text-secondary); font-size: 1.1rem; margin: 1rem 0 2rem; }

/* ── Footer ── */
.footer {
    padding: 3rem 0;
    border-top: 1px solid var(--border);
}
.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}
.footer-brand p { color: var(--text-secondary); font-size: 0.85rem; margin-top: 0.4rem; }
.footer-links { display: flex; gap: 2rem; }
.footer-links a { color: var(--text-secondary); text-decoration: none; font-size: 0.85rem; transition: color 0.2s; }
.footer-links a:hover { color: var(--text-primary); }
.footer-bottom { text-align: center; padding-top: 1.5rem; border-top: 1px solid var(--border); }
.footer-bottom p { font-size: 0.8rem; color: var(--text-secondary); }

/* ── Responsive ── */
@media (max-width: 1100px) {
    .pricing-grid { grid-template-columns: repeat(2, 1fr); max-width: 700px; gap: 2rem; }
    .price-card.featured { transform: scale(1); }
    .price-card.featured.animate-in { transform: scale(1); }
    .price-card.featured:hover { transform: translateY(-4px); }
}

@media (max-width: 900px) {
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .hero h1 { font-size: 2.5rem; }
    .steps { flex-direction: column; }
    .step-arrow { transform: rotate(90deg); }
    .nav-links { display: none; }
}

@media (max-width: 600px) {
    .features-grid { grid-template-columns: 1fr; }
    .hero h1 { font-size: 2rem; }
    .hero-stats { flex-direction: column; gap: 1rem; }
    .stat-divider { width: 40px; height: 1px; }
}