/* ============================================
   ODENTLY LANDING PAGE — DESIGN SYSTEM
   ============================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* --- CSS Variables --- */
:root {
  --color-bg: #030712;
  --color-bg-2: #0f172a;
  --color-bg-3: #1e293b;
  --color-surface: rgba(255,255,255,0.04);
  --color-surface-hover: rgba(255,255,255,0.08);
  --color-border: rgba(255,255,255,0.08);
  --color-text: #f8fafc;
  --color-text-muted: #94a3b8;
  --color-text-dim: #64748b;
  --color-primary: #06b6d4;
  --color-primary-dark: #0891b2;
  --color-accent: #8b5cf6;
  --color-accent-dark: #7c3aed;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-gradient-1: linear-gradient(135deg, #06b6d4, #8b5cf6);
  --color-gradient-2: linear-gradient(135deg, #8b5cf6, #ec4899);
  --color-gradient-3: linear-gradient(135deg, #06b6d4, #10b981);
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-glow: 0 0 60px rgba(6,182,212,0.15);
  --shadow-card: 0 4px 24px rgba(0,0,0,0.3);
  --max-width: 1200px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-family);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }

/* --- Utility --- */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; position: relative; }
.section-label {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.8rem; font-weight: 600; letter-spacing: 2px; text-transform: uppercase;
  color: var(--color-primary); margin-bottom: 16px;
}
.section-title {
  font-size: clamp(2rem, 4vw, 3rem); font-weight: 800;
  line-height: 1.15; margin-bottom: 20px;
}
.section-subtitle {
  font-size: 1.125rem; color: var(--color-text-muted);
  max-width: 640px; line-height: 1.7;
}
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }
.gradient-text {
  background: var(--color-gradient-1); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
}

/* --- Buttons --- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 32px; border-radius: 50px; font-weight: 600;
  font-size: 0.95rem; transition: all var(--transition); position: relative;
  overflow: hidden; white-space: nowrap;
}
.btn-primary {
  background: var(--color-gradient-1); color: #fff;
  box-shadow: 0 4px 20px rgba(6,182,212,0.3);
}
.btn-primary:hover {
  transform: translateY(-2px); box-shadow: 0 8px 30px rgba(6,182,212,0.4);
}
.btn-secondary {
  background: var(--color-surface); color: var(--color-text);
  border: 1px solid var(--color-border); backdrop-filter: blur(10px);
}
.btn-secondary:hover {
  background: var(--color-surface-hover); border-color: var(--color-primary);
  transform: translateY(-2px);
}
.btn-outline {
  background: transparent; color: var(--color-primary);
  border: 2px solid var(--color-primary);
}
.btn-outline:hover {
  background: var(--color-primary); color: #fff; transform: translateY(-2px);
}
.btn-sm { padding: 10px 24px; font-size: 0.875rem; }
.btn-lg { padding: 18px 40px; font-size: 1.05rem; }
.btn svg { width: 18px; height: 18px; flex-shrink: 0; }

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 16px 0; transition: all var(--transition);
}
.navbar.scrolled {
  background: rgba(3,7,18,0.85); backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--color-border); padding: 10px 0;
}
.navbar .container {
  display: flex; align-items: center; justify-content: space-between;
}
.navbar-logo img { height: 36px; }
.navbar-links { display: flex; align-items: center; gap: 36px; }
.navbar-links a {
  font-size: 0.9rem; font-weight: 500; color: var(--color-text-muted);
  transition: color var(--transition); position: relative;
}
.navbar-links a:hover { color: var(--color-text); }
.navbar-links a::after {
  content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px;
  background: var(--color-gradient-1); transition: width var(--transition);
}
.navbar-links a:hover::after { width: 100%; }
.navbar-actions { display: flex; align-items: center; gap: 12px; }
.navbar-actions .btn-login {
  font-size: 0.9rem; font-weight: 500; color: var(--color-text-muted);
  transition: color var(--transition);
}
.navbar-actions .btn-login:hover { color: var(--color-primary); }

/* Mobile Menu */
.menu-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.menu-toggle span {
  width: 24px; height: 2px; background: var(--color-text);
  transition: all var(--transition); border-radius: 2px;
}
.menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

@media (max-width: 768px) {
  .menu-toggle { display: flex; }
  .navbar-links, .navbar-actions {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; background: rgba(3,7,18,0.95);
    backdrop-filter: blur(20px); padding: 24px; gap: 20px;
    border-bottom: 1px solid var(--color-border);
  }
  .navbar-links.open, .navbar-actions.open { display: flex; }
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  padding-top: 80px; position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; top: -200px; right: -200px;
  width: 600px; height: 600px; border-radius: 50%;
  background: radial-gradient(circle, rgba(6,182,212,0.12) 0%, transparent 70%);
  pointer-events: none;
}
.hero::after {
  content: ''; position: absolute; bottom: -100px; left: -100px;
  width: 400px; height: 400px; border-radius: 50%;
  background: radial-gradient(circle, rgba(139,92,246,0.1) 0%, transparent 70%);
  pointer-events: none;
}
.hero .container {
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center;
}
.hero-content { position: relative; z-index: 2; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 16px; border-radius: 50px; font-size: 0.8rem; font-weight: 600;
  background: rgba(6,182,212,0.1); border: 1px solid rgba(6,182,212,0.2);
  color: var(--color-primary); margin-bottom: 24px;
}
.hero-badge svg { width: 14px; height: 14px; }
.hero-title {
  font-size: clamp(2.5rem, 5vw, 3.75rem); font-weight: 900;
  line-height: 1.1; margin-bottom: 24px;
}
.hero-subtitle {
  font-size: 1.2rem; color: var(--color-text-muted);
  line-height: 1.7; margin-bottom: 36px; max-width: 520px;
}
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-image { position: relative; z-index: 2; }
.hero-image img {
  border-radius: var(--radius-lg); box-shadow: var(--shadow-glow), var(--shadow-card);
  border: 1px solid var(--color-border);
}
.hero-image::before {
  content: ''; position: absolute; inset: -2px; border-radius: var(--radius-lg);
  background: var(--color-gradient-1); z-index: -1; opacity: 0.3;
  filter: blur(20px);
}

@media (max-width: 968px) {
  .hero .container { grid-template-columns: 1fr; text-align: center; }
  .hero-subtitle { margin-left: auto; margin-right: auto; }
  .hero-buttons { justify-content: center; }
  .hero-image { max-width: 600px; margin: 0 auto; }
}

/* ============================================
   STATS BAR
   ============================================ */
.stats-bar {
  padding: 40px 0; border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
}
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px;
  text-align: center;
}
.stat-item h3 {
  font-size: clamp(1.75rem, 3vw, 2.5rem); font-weight: 800;
  background: var(--color-gradient-1); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
}
.stat-item p { font-size: 0.9rem; color: var(--color-text-muted); margin-top: 4px; }

@media (max-width: 768px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
}

/* ============================================
   FEATURES SECTION
   ============================================ */
.features-tabs {
  display: flex; gap: 8px; flex-wrap: wrap; justify-content: center;
  margin-bottom: 48px;
}
.features-tabs button {
  padding: 10px 24px; border-radius: 50px; font-size: 0.875rem; font-weight: 500;
  color: var(--color-text-muted); background: var(--color-surface);
  border: 1px solid var(--color-border); transition: all var(--transition);
}
.features-tabs button:hover { color: var(--color-text); border-color: var(--color-primary); }
.features-tabs button.active {
  background: var(--color-gradient-1); color: #fff;
  border-color: transparent; box-shadow: 0 4px 15px rgba(6,182,212,0.3);
}
.features-panel { display: none; }
.features-panel.active { display: block; animation: fadeUp 0.4s ease; }
.features-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 24px;
}
.feature-card {
  padding: 32px; border-radius: var(--radius-md);
  background: var(--color-surface); border: 1px solid var(--color-border);
  transition: all var(--transition); position: relative; overflow: hidden;
}
.feature-card:hover {
  transform: translateY(-4px); border-color: rgba(6,182,212,0.3);
  box-shadow: 0 8px 30px rgba(0,0,0,0.3);
}
.feature-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--color-gradient-1); opacity: 0; transition: opacity var(--transition);
}
.feature-card:hover::before { opacity: 1; }
.feature-icon {
  width: 48px; height: 48px; border-radius: var(--radius-sm);
  background: rgba(6,182,212,0.1); display: flex; align-items: center;
  justify-content: center; margin-bottom: 20px;
}
.feature-icon svg { width: 24px; height: 24px; color: var(--color-primary); }
.feature-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
.feature-card p { font-size: 0.9rem; color: var(--color-text-muted); line-height: 1.6; }

/* ============================================
   SHOWCASE (Why Odently)
   ============================================ */
.showcase-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center;
}
.showcase-image img {
  border-radius: var(--radius-lg); box-shadow: var(--shadow-card);
}
.showcase-list { display: flex; flex-direction: column; gap: 24px; margin-top: 32px; }
.showcase-item {
  display: flex; gap: 16px; padding: 20px; border-radius: var(--radius-md);
  background: var(--color-surface); border: 1px solid var(--color-border);
  transition: all var(--transition);
}
.showcase-item:hover { border-color: rgba(6,182,212,0.3); }
.showcase-item-icon {
  width: 44px; height: 44px; min-width: 44px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  background: rgba(6,182,212,0.1);
}
.showcase-item-icon svg { width: 22px; height: 22px; color: var(--color-primary); }
.showcase-item h4 { font-size: 0.95rem; font-weight: 700; margin-bottom: 4px; }
.showcase-item p { font-size: 0.85rem; color: var(--color-text-muted); }

@media (max-width: 768px) {
  .showcase-grid { grid-template-columns: 1fr; }
}

/* ============================================
   PRICING
   ============================================ */
.pricing-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
  align-items: start;
}
.pricing-card {
  padding: 36px 28px; border-radius: var(--radius-lg);
  background: var(--color-surface); border: 1px solid var(--color-border);
  transition: all var(--transition); position: relative;
}
.pricing-card:hover { transform: translateY(-4px); }
.pricing-card.popular {
  border-color: var(--color-primary);
  background: linear-gradient(180deg, rgba(6,182,212,0.08) 0%, var(--color-surface) 100%);
}
.pricing-badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  padding: 4px 16px; border-radius: 50px; font-size: 0.75rem; font-weight: 700;
  background: var(--color-gradient-1); color: #fff; white-space: nowrap;
}
.pricing-card h3 { font-size: 1.25rem; font-weight: 700; margin-bottom: 8px; }
.pricing-card .price {
  font-size: 2.5rem; font-weight: 900; margin: 16px 0 4px;
}
.pricing-card .price span { font-size: 0.9rem; font-weight: 400; color: var(--color-text-muted); }
.pricing-card .price-desc {
  font-size: 0.85rem; color: var(--color-text-dim); margin-bottom: 24px;
}
.pricing-features { margin-bottom: 28px; }
.pricing-features li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 0.875rem; color: var(--color-text-muted); padding: 8px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.pricing-features li svg { width: 18px; height: 18px; color: var(--color-success); flex-shrink: 0; margin-top: 1px; }
.pricing-features li.disabled { opacity: 0.4; }
.pricing-features li.disabled svg { color: var(--color-text-dim); }
.pricing-card .btn { width: 100%; }

@media (max-width: 1024px) { .pricing-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .pricing-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; } }

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.testimonial-card {
  padding: 32px; border-radius: var(--radius-md);
  background: var(--color-surface); border: 1px solid var(--color-border);
  transition: all var(--transition);
}
.testimonial-card:hover { transform: translateY(-3px); border-color: rgba(6,182,212,0.2); }
.testimonial-stars { display: flex; gap: 4px; margin-bottom: 16px; }
.testimonial-stars svg { width: 16px; height: 16px; color: var(--color-warning); }
.testimonial-card blockquote {
  font-size: 0.95rem; color: var(--color-text-muted);
  line-height: 1.7; margin-bottom: 20px; font-style: italic;
}
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--color-gradient-1); display: flex; align-items: center;
  justify-content: center; font-weight: 700; font-size: 1rem; color: #fff;
}
.testimonial-author h4 { font-size: 0.9rem; font-weight: 600; }
.testimonial-author p { font-size: 0.8rem; color: var(--color-text-dim); }

@media (max-width: 768px) { .testimonials-grid { grid-template-columns: 1fr; } }

/* ============================================
   FAQ
   ============================================ */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  border-bottom: 1px solid var(--color-border);
}
.faq-question {
  width: 100%; display: flex; justify-content: space-between; align-items: center;
  padding: 20px 0; font-size: 1rem; font-weight: 600; color: var(--color-text);
  text-align: left; transition: color var(--transition);
}
.faq-question:hover { color: var(--color-primary); }
.faq-question svg {
  width: 20px; height: 20px; color: var(--color-text-muted);
  transition: transform var(--transition); flex-shrink: 0;
}
.faq-item.open .faq-question svg { transform: rotate(180deg); }
.faq-answer {
  max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.4s ease;
}
.faq-item.open .faq-answer { max-height: 300px; }
.faq-answer p {
  padding: 0 0 20px; font-size: 0.9rem; color: var(--color-text-muted); line-height: 1.7;
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
  background: linear-gradient(135deg, rgba(6,182,212,0.1), rgba(139,92,246,0.1));
  border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border);
}
.cta-content { text-align: center; max-width: 700px; margin: 0 auto; }
.cta-content .section-title { margin-bottom: 16px; }
.cta-content .section-subtitle { margin: 0 auto 32px; }

/* Demo Form */
.demo-form {
  max-width: 560px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
}
.demo-form .form-group { display: flex; flex-direction: column; }
.demo-form .form-group.full { grid-column: 1 / -1; }
.demo-form label {
  font-size: 0.8rem; font-weight: 600; color: var(--color-text-muted);
  margin-bottom: 6px;
}
.demo-form input, .demo-form select {
  padding: 12px 16px; border-radius: var(--radius-sm);
  background: var(--color-bg-2); border: 1px solid var(--color-border);
  color: var(--color-text); font-size: 16px; font-family: inherit;
  transition: border-color var(--transition);
}
.demo-form input:focus, .demo-form select:focus {
  outline: none; border-color: var(--color-primary);
}
.demo-form .btn { grid-column: 1 / -1; margin-top: 8px; }

@media (max-width: 640px) {
  .demo-form { grid-template-columns: 1fr; }
  .demo-form .form-group.full { grid-column: auto; }
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  padding: 60px 0 30px; border-top: 1px solid var(--color-border);
  background: var(--color-bg-2);
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px;
  margin-bottom: 48px;
}
.footer-brand p { font-size: 0.9rem; color: var(--color-text-muted); margin-top: 16px; line-height: 1.6; max-width: 300px; }
.footer-brand img { height: 32px; }
.footer-col h4 { font-size: 0.85rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 16px; color: var(--color-text); }
.footer-col a { display: block; font-size: 0.9rem; color: var(--color-text-muted); padding: 6px 0; transition: color var(--transition); }
.footer-col a:hover { color: var(--color-primary); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 24px; border-top: 1px solid var(--color-border);
  font-size: 0.8rem; color: var(--color-text-dim);
}

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.animate-on-scroll {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.animate-on-scroll.visible {
  opacity: 1; transform: translateY(0);
}

/* Floating animation for hero image */
.float-animation {
  animation: float 6s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* Grid pattern background */
.grid-bg {
  position: absolute; inset: 0; pointer-events: none;
  background-image: 
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
}