/* ══════════════════════════════════════════════════════════
   LANDING PAGE — Odontotech
   ══════════════════════════════════════════════════════════ */

:root {
    --primary: #1565C0;
    --primary-light: #42A5F5;
    --primary-dark: #0D47A1;
    --primary-50: #E3F2FD;
    --accent: #00897B;
    --surface: #FFFFFF;
    --text: #1E293B;
    --text-secondary: #475569;
    --text-muted: #94A3B8;
    --bg: #F4F7FA;
    --border: #E2E8F0;
}

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

body {
    font-family: 'Figtree', system-ui, -apple-system, sans-serif;
    color: var(--text);
    margin: 0;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

/* ── NAVBAR ─────────────────────────────────────────────── */
.landing-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: all 0.3s ease;
}

.landing-nav.scrolled {
    background: rgba(13, 71, 161, 0.95);
    backdrop-filter: blur(12px);
    padding: 10px 0;
    box-shadow: 0 2px 20px rgba(0,0,0,0.15);
}

.landing-brand {
    font-size: 1.4rem;
    font-weight: 700;
    color: #fff;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
}

.landing-brand:hover { color: #fff; }

.nav-link-landing {
    color: rgba(255,255,255,0.85);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s;
}

.nav-link-landing:hover { color: #fff; }

/* ── HERO ───────────────────────────────────────────────── */
.hero-section {
    position: relative;
    background: linear-gradient(135deg, #0a2a5e 0%, var(--primary-dark) 30%, var(--primary) 70%, var(--primary-light) 100%);
    padding: 140px 0 100px;
    overflow: hidden;
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.min-vh-80 { min-height: 60vh; }

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

.shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.07;
    background: #fff;
}

.shape-1 { width: 600px; height: 600px; top: -200px; right: -100px; }
.shape-2 { width: 400px; height: 400px; bottom: -150px; left: -100px; }
.shape-3 { width: 200px; height: 200px; top: 40%; left: 30%; }

.hero-text { color: #fff; }

.hero-badge {
    display: inline-block;
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(8px);
    color: #fff;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 24px;
    border: 1px solid rgba(255,255,255,0.2);
}

.hero-text h1 {
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 24px;
}

.hero-sub {
    font-size: 1.15rem;
    line-height: 1.7;
    color: rgba(255,255,255,0.85);
    max-width: 520px;
    margin-bottom: 32px;
}

.hero-cta {
    font-weight: 600;
    color: var(--primary-dark) !important;
    padding: 14px 32px !important;
}

.hero-note {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.6);
    margin-top: 16px;
}

/* ── HERO VISUAL ────────────────────────────────────────── */
.hero-visual {
    position: relative;
    width: 420px;
    height: 380px;
}

.hero-card {
    position: absolute;
    background: rgba(255,255,255,0.12);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 14px;
    padding: 16px 22px;
    color: #fff;
    font-weight: 600;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: float 6s ease-in-out infinite;
    box-shadow: 0 8px 32px rgba(0,0,0,0.12);
    white-space: nowrap;
}

.hero-card i { font-size: 1.4rem; }

.hero-card-1 { top: 20px; left: 20px; animation-delay: 0s; }
.hero-card-2 { top: 90px; right: 0; animation-delay: -2s; }
.hero-card-3 { bottom: 60px; left: 40px; animation-delay: -4s; }

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

.hero-mockup {
    position: absolute;
    bottom: 0;
    right: 20px;
    width: 260px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 12px;
    overflow: hidden;
    backdrop-filter: blur(8px);
}

.mockup-header {
    display: flex;
    gap: 6px;
    padding: 10px 14px;
    background: rgba(255,255,255,0.05);
}

.dot { width: 10px; height: 10px; border-radius: 50%; }
.dot.red { background: #ff5f57; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #28ca41; }

.mockup-body {
    display: flex;
    padding: 12px;
    gap: 10px;
    min-height: 120px;
}

.mockup-sidebar {
    width: 40px;
    background: rgba(255,255,255,0.08);
    border-radius: 6px;
}

.mockup-content { flex: 1; display: flex; flex-direction: column; gap: 8px; }

.mockup-line {
    height: 8px;
    background: rgba(255,255,255,0.12);
    border-radius: 4px;
}

.w-60 { width: 60%; }
.w-80 { width: 80%; }

.mockup-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    margin-top: 4px;
}

.mockup-box {
    height: 36px;
    background: rgba(255,255,255,0.08);
    border-radius: 6px;
}

/* ── SOCIAL PROOF ───────────────────────────────────────── */
.social-proof {
    background: var(--surface);
    padding: 48px 0;
    border-bottom: 1px solid var(--border);
}

.proof-number {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--primary);
}

.proof-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* ── SECTIONS COMMON ────────────────────────────────────── */
.section-header {
    text-align: center;
    margin-bottom: 56px;
}

.section-tag {
    display: inline-block;
    background: var(--primary-50);
    color: var(--primary);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 16px;
}

.section-header h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    font-weight: 700;
    color: var(--text);
    margin-bottom: 12px;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 520px;
    margin: 0 auto;
}

/* ── FEATURES ───────────────────────────────────────────── */
.features-section {
    padding: 100px 0;
    background: var(--bg);
}

.feature-card {
    background: var(--surface);
    border-radius: 16px;
    padding: 36px 28px;
    height: 100%;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.08);
    border-color: transparent;
}

.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: var(--primary-50);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.feature-icon.icon-teal { background: #E0F2F1; color: #00897B; }
.feature-icon.icon-amber { background: #FFF8E1; color: #F57F17; }
.feature-icon.icon-green { background: #E8F5E9; color: #2E7D32; }
.feature-icon.icon-purple { background: #EDE7F6; color: #5E35B1; }
.feature-icon.icon-red { background: #FFEBEE; color: #C62828; }

.feature-card h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.feature-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* ── HOW IT WORKS ───────────────────────────────────────── */
.how-section {
    padding: 100px 0;
    background: var(--surface);
}

.step-card {
    text-align: center;
    padding: 40px 24px;
}

.step-number {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--primary);
    color: #fff;
    font-size: 1.4rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.step-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.step-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ── PRICING ────────────────────────────────────────────── */
.pricing-section {
    padding: 100px 0;
    background: var(--bg);
}

.pricing-card {
    position: relative;
    background: var(--surface);
    border-radius: 20px;
    padding: 48px 40px 40px;
    text-align: center;
    border: 2px solid var(--primary);
    box-shadow: 0 12px 48px rgba(21, 101, 192, 0.12);
}

.pricing-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: #fff;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 6px 20px;
    border-radius: 100px;
    letter-spacing: 0.5px;
}

.pricing-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text);
}

.pricing-amount {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
    margin-bottom: 32px;
}

.pricing-amount .currency {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--text);
}

.pricing-amount .price {
    font-size: 4rem;
    font-weight: 800;
    color: var(--text);
    line-height: 1;
}

.pricing-amount .period {
    font-size: 1.1rem;
    color: var(--text-muted);
    font-weight: 500;
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin: 0 0 32px;
    text-align: left;
}

.pricing-features li {
    padding: 10px 0;
    font-size: 0.95rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border);
}

.pricing-features li:last-child { border-bottom: none; }

.pricing-features i {
    color: var(--accent);
    font-size: 1.1rem;
    flex-shrink: 0;
}

.pricing-cta {
    background: var(--primary) !important;
    border: none !important;
    padding: 14px 32px !important;
    font-weight: 600 !important;
    font-size: 1.05rem !important;
    border-radius: 12px !important;
    transition: all 0.3s ease !important;
}

.pricing-cta:hover {
    background: var(--primary-dark) !important;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(21, 101, 192, 0.3);
}

.pricing-note {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 16px;
    margin-bottom: 8px;
}

.payment-methods {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.payment-methods i { font-size: 1.2rem; }

/* ── FINAL CTA ──────────────────────────────────────────── */
.final-cta {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    color: #fff;
}

.final-cta h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 16px;
}

.final-cta p {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.8);
    margin-bottom: 32px;
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
}

.final-cta .btn-light {
    color: var(--primary-dark);
    font-weight: 600;
    padding: 14px 36px;
}

/* ── FOOTER ─────────────────────────────────────────────── */
.landing-footer {
    background: #0a1e3d;
    color: rgba(255,255,255,0.7);
    padding: 40px 0;
}

.footer-brand {
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-text {
    font-size: 0.9rem;
    margin: 0;
}

.footer-links {
    display: flex;
    gap: 24px;
    justify-content: flex-end;
    margin-bottom: 8px;
}

.footer-links a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s;
}

.footer-links a:hover { color: #fff; }

.footer-copy {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.4);
    margin: 0;
}

/* ── RESPONSIVE ─────────────────────────────────────────── */
@media (max-width: 768px) {
    .hero-section { padding: 120px 0 80px; }
    .features-section, .how-section, .pricing-section { padding: 70px 0; }
    .final-cta { padding: 70px 0; }
    .pricing-card { padding: 40px 24px 32px; }
    .social-proof { padding: 32px 0; }
    .proof-number { font-size: 1.6rem; }
    .proof-label { font-size: 0.8rem; }
    .footer-links { justify-content: flex-start; }
}