:root {
  --primary: #667eea;
  --primary-dark: #5a6fd6;
  --secondary: #764ba2;
  --dark: #1a1a2e;
  --darker: #16213e;
  --text: #4a4a6a;
  --text-light: #8888a8;
  --bg: #ffffff;
  --bg-alt: #f8f9fe;
  --bg-dark: #1a1a2e;
  --shadow: 0 4px 20px rgba(102, 126, 234, 0.1);
  --shadow-lg: 0 10px 40px rgba(102, 126, 234, 0.15);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, sans-serif;
  color: var(--text);
  overflow-x: hidden;
  line-height: 1.7;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ========== NAVIGATION ========== */
.landing-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
  background: transparent;
}

.landing-nav.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
  padding: 10px 0;
}

.landing-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-size: 1.3rem;
  font-weight: 700;
  color: white;
  transition: var(--transition);
}

.scrolled .nav-logo { color: var(--dark); }

.nav-logo i { font-size: 1.6rem; background: linear-gradient(135deg, #667eea, #764ba2);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text; }

.nav-logo span { background: linear-gradient(135deg, #667eea, #764ba2);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text; }

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

.nav-links a {
  text-decoration: none;
  color: rgba(255, 255, 255, 0.85);
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition);
  position: relative;
}

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

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  transition: var(--transition);
}

.nav-links a:hover::after { width: 100%; }

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

.btn-login {
  padding: 8px 20px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 8px;
  color: white !important;
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
}

.scrolled .btn-login { border-color: var(--primary); color: var(--primary) !important; }

.btn-login:hover {
  background: white;
  color: var(--primary) !important;
  border-color: white;
}

.scrolled .btn-login:hover {
  background: var(--primary);
  color: white !important;
  border-color: var(--primary);
}

.btn-nav-cta {
  padding: 10px 24px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  border-radius: 8px;
  color: white !important;
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
  border: none;
}

.btn-nav-cta:hover { transform: translateY(-2px); box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4); }
.btn-nav-cta::after { display: none !important; }

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: white;
  cursor: pointer;
  padding: 8px;
}

.scrolled .mobile-toggle { color: var(--dark); }

/* ========== HERO ========== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
  overflow: hidden;
  padding-top: 80px;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(102, 126, 234, 0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(118, 75, 162, 0.12) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(102, 126, 234, 0.15);
  border: 1px solid rgba(102, 126, 234, 0.3);
  padding: 8px 16px;
  border-radius: 50px;
  font-size: 0.85rem;
  color: #8899ff;
  margin-bottom: 24px;
}

.hero-badge i { font-size: 0.75rem; }

.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.15;
  color: white;
  margin-bottom: 20px;
}

.hero h1 span {
  background: linear-gradient(135deg, #667eea, #f093fb);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 36px;
  max-width: 540px;
  line-height: 1.8;
}

.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 32px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: white;
  border: none;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
}

.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 32px;
  background: rgba(255, 255, 255, 0.1);
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
}

.btn-secondary:hover { background: rgba(255, 255, 255, 0.15); border-color: rgba(255, 255, 255, 0.4); transform: translateY(-3px); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 32px;
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
}

.btn-outline:hover { background: var(--primary); color: white; transform: translateY(-3px); }

.btn-white {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 32px;
  background: white;
  color: var(--primary);
  border: none;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
}

.btn-white:hover { transform: translateY(-3px); box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15); }

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-dashboard-mock {
  width: 100%;
  max-width: 560px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 24px;
  backdrop-filter: blur(10px);
}

.mock-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mock-dots { display: flex; gap: 6px; }
.mock-dot { width: 10px; height: 10px; border-radius: 50%; }
.mock-dot:nth-child(1) { background: #ff6b6b; }
.mock-dot:nth-child(2) { background: #ffd93d; }
.mock-dot:nth-child(3) { background: #6bcb77; }

.mock-title { color: rgba(255, 255, 255, 0.4); font-size: 0.8rem; letter-spacing: 1px; }

.mock-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 20px; }

.mock-stat {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 10px;
  padding: 16px;
}

.mock-stat .value {
  font-size: 1.3rem;
  font-weight: 700;
  color: white;
  margin-bottom: 4px;
}

.mock-stat .label { font-size: 0.75rem; color: rgba(255, 255, 255, 0.5); }

.mock-chart {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 10px;
  padding: 20px;
}

.mock-bar { height: 6px; background: rgba(255, 255, 255, 0.1); border-radius: 3px; margin-bottom: 12px; position: relative; overflow: hidden; }
.mock-bar::after { content: ''; position: absolute; left: 0; top: 0; height: 100%; border-radius: 3px; background: linear-gradient(90deg, #667eea, #f093fb); }
.mock-bar:nth-child(1)::after { width: 85%; }
.mock-bar:nth-child(2)::after { width: 65%; }
.mock-bar:nth-child(3)::after { width: 90%; }
.mock-bar:nth-child(4)::after { width: 45%; }

/* ========== SECTION HEADERS ========== */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 16px;
}

.section-header h2 span {
  background: linear-gradient(135deg, #667eea, #764ba2);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-header p {
  font-size: 1.1rem;
  color: var(--text-light);
  max-width: 600px;
  margin: 0 auto;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(102, 126, 234, 0.1);
  color: var(--primary);
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 16px;
}

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

.features-grid {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 12px;
}

.features-grid .feature-card {
  flex: 0 0 300px;
  scroll-snap-align: start;
}

.features-grid::-webkit-scrollbar { height: 8px; width: 0; }
.features-grid::-webkit-scrollbar:vertical { width: 0; display: none; }
.features-grid::-webkit-scrollbar-track { background: #e0e0e0; border-radius: 4px; }
.features-grid::-webkit-scrollbar-thumb { background: linear-gradient(135deg, #667eea, #764ba2); border-radius: 4px; }
.features-grid::-webkit-scrollbar-thumb:hover { background: #667eea; }
.features-grid { scrollbar-width: thin; }

.feature-card {
  background: var(--bg);
  border: 1px solid #eee;
  border-radius: var(--radius);
  padding: 32px 24px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}

.feature-card:hover::before { transform: scaleX(1); }

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 20px;
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
  color: var(--primary);
}

.feature-card h3 { font-size: 1.1rem; font-weight: 700; color: var(--dark); margin-bottom: 10px; }
.feature-card p { font-size: 0.92rem; color: var(--text-light); line-height: 1.6; }

/* ========== WHY CHOOSE ========== */
.why-choose { padding: 100px 0; background: var(--bg-alt); }

.why-grid {
  display: flex;
  gap: 30px;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 12px;
}

.why-grid .why-card {
  flex: 0 0 380px;
  scroll-snap-align: start;
}

.why-grid::-webkit-scrollbar { height: 8px; width: 0; }
.why-grid::-webkit-scrollbar:vertical { width: 0; display: none; }
.why-grid::-webkit-scrollbar-track { background: #e0e0e0; border-radius: 4px; }
.why-grid::-webkit-scrollbar-thumb { background: linear-gradient(135deg, #667eea, #764ba2); border-radius: 4px; }
.why-grid::-webkit-scrollbar-thumb:hover { background: #667eea; }
.why-grid { scrollbar-width: thin; }

.why-card {
  display: flex;
  gap: 20px;
  padding: 28px;
  background: var(--bg);
  border-radius: var(--radius);
  transition: var(--transition);
}

.why-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.why-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
  color: var(--primary);
}

.why-card h3 { font-size: 1.05rem; font-weight: 700; color: var(--dark); margin-bottom: 6px; }
.why-card p { font-size: 0.9rem; color: var(--text-light); line-height: 1.6; }

/* ========== STATISTICS ========== */
.stats-section {
  padding: 80px 0;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 20% 50%, rgba(102, 126, 234, 0.1) 0%, transparent 50%),
              radial-gradient(circle at 80% 50%, rgba(118, 75, 162, 0.1) 0%, transparent 50%);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  position: relative;
  z-index: 1;
}

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

.stat-number {
  font-size: 2.8rem;
  font-weight: 800;
  background: linear-gradient(135deg, #667eea, #f093fb);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
  line-height: 1.2;
}

.stat-label { font-size: 0.95rem; color: rgba(255, 255, 255, 0.6); }

/* ========== SHOWCASE ========== */
.showcase { padding: 100px 0; background: var(--bg); }

.showcase-tabs {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.showcase-tab {
  padding: 10px 20px;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.showcase-tab:hover, .showcase-tab.active {
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: white;
  border-color: transparent;
}

.showcase-display {
  background: linear-gradient(135deg, #1a1a2e, #16213e);
  border-radius: var(--radius-lg);
  padding: 40px;
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.showcase-content {
  text-align: center;
  color: white;
}

.showcase-content i {
  font-size: 4rem;
  margin-bottom: 20px;
  background: linear-gradient(135deg, #667eea, #f093fb);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.showcase-content h3 { font-size: 1.5rem; margin-bottom: 10px; }
.showcase-content p { color: rgba(255, 255, 255, 0.6); }

.showcase-content img {
  max-width: 100%;
  border-radius: 8px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

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

.pricing-grid {
  display: flex;
  gap: 30px;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 12px;
  align-items: stretch;
}

.pricing-grid .pricing-card {
  flex: 0 0 340px;
  scroll-snap-align: start;
}

.pricing-grid::-webkit-scrollbar { height: 8px; width: 0; }
.pricing-grid::-webkit-scrollbar:vertical { width: 0; display: none; }
.pricing-grid::-webkit-scrollbar-track { background: #e0e0e0; border-radius: 4px; }
.pricing-grid::-webkit-scrollbar-thumb { background: linear-gradient(135deg, #667eea, #764ba2); border-radius: 4px; }
.pricing-grid::-webkit-scrollbar-thumb:hover { background: #667eea; }
.pricing-grid { scrollbar-width: thin; }

.pricing-card {
  background: var(--bg);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  border: 1px solid #eee;
  position: relative;
  transition: var(--transition);
}

.pricing-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.pricing-card.popular {
  border-color: var(--primary);
  box-shadow: var(--shadow);
  transform: scale(1.03);
}

.pricing-card.popular:hover { transform: scale(1.03) translateY(-8px); }

.popular-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: white;
  padding: 6px 20px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
}

.pricing-header { text-align: center; margin-bottom: 24px; padding-bottom: 24px; border-bottom: 1px solid #eee; }

.pricing-header h3 { font-size: 1.3rem; font-weight: 700; color: var(--dark); margin-bottom: 8px; }

.pricing-header .desc { font-size: 0.9rem; color: var(--text-light); margin-bottom: 16px; }

.pricing-price { margin-bottom: 8px; }

.pricing-price .currency { font-size: 1.2rem; font-weight: 600; color: var(--text); vertical-align: top; }

.pricing-price .amount { font-size: 3rem; font-weight: 800; color: var(--dark); line-height: 1; }

.pricing-price .period { font-size: 1rem; color: var(--text-light); }

.pricing-free .amount { font-size: 2.5rem; }

.pricing-features { list-style: none; margin-bottom: 32px; }

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  font-size: 0.92rem;
  color: var(--text);
  border-bottom: 1px solid #f5f5f5;
}

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

.pricing-features li i { width: 18px; font-size: 0.85rem; }
.pricing-features li .fa-check { color: #10b981; }
.pricing-features li .fa-infinity { color: var(--primary); font-size: 0.8rem; }
.pricing-features li .limit-value { color: var(--text-light); font-size: 0.85rem; margin-left: auto; }
.pricing-features li .fa-times { color: #ef4444; }

.pricing-card .btn-primary,
.pricing-card .btn-outline {
  width: 100%;
  justify-content: center;
  text-align: center;
}

.pricing-features-extra {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.pricing-features-extra.open {
  max-height: 500px;
}

.pricing-features-toggle {
  width: 100%;
  padding: 10px 0;
  background: none;
  border: none;
  border-top: 1px solid #eee;
  color: var(--primary);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 4px;
}

.pricing-features-toggle:hover {
  color: var(--secondary);
}

.pricing-features-toggle i {
  transition: transform 0.3s ease;
}

.pricing-features-toggle.open i {
  transform: rotate(180deg);
}

/* ========== TESTIMONIALS ========== */
.testimonials { padding: 100px 0; background: var(--bg); }

.testimonials-grid {
  display: flex;
  gap: 30px;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 12px;
}

.testimonials-grid .testimonial-card {
  flex: 0 0 380px;
  scroll-snap-align: start;
}

.testimonials-grid::-webkit-scrollbar { height: 8px; width: 0; }
.testimonials-grid::-webkit-scrollbar:vertical { width: 0; display: none; }
.testimonials-grid::-webkit-scrollbar-track { background: #e0e0e0; border-radius: 4px; }
.testimonials-grid::-webkit-scrollbar-thumb { background: linear-gradient(135deg, #667eea, #764ba2); border-radius: 4px; }
.testimonials-grid::-webkit-scrollbar-thumb:hover { background: #667eea; }
.testimonials-grid { scrollbar-width: thin; }

.testimonial-card {
  background: var(--bg);
  border: 1px solid #eee;
  border-radius: var(--radius);
  padding: 32px;
  transition: var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.testimonial-stars { color: #fbbf24; margin-bottom: 16px; font-size: 0.9rem; }

.testimonial-text {
  font-size: 0.95rem;
  color: var(--text);
  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: linear-gradient(135deg, #667eea, #764ba2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 1rem;
}

.testimonial-name { font-weight: 600; color: var(--dark); font-size: 0.95rem; }
.testimonial-role { font-size: 0.85rem; color: var(--text-light); }

/* ========== FAQ ========== */
.faq { padding: 100px 0; background: var(--bg-alt); }

.faq-list { max-width: 800px; margin: 0 auto; }

.faq-item {
  background: var(--bg);
  border-radius: var(--radius);
  margin-bottom: 12px;
  border: 1px solid #eee;
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover { border-color: #d0d0e0; }

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  background: none;
  border: none;
  font-size: 1rem;
  font-weight: 600;
  color: var(--dark);
  cursor: pointer;
  text-align: left;
  transition: var(--transition);
}

.faq-question i {
  font-size: 0.85rem;
  color: var(--primary);
  transition: var(--transition);
}

.faq-item.active .faq-question i { transform: rotate(180deg); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 24px 20px;
}

.faq-answer p {
  font-size: 0.95rem;
  color: var(--text-light);
  line-height: 1.7;
}

/* ========== CTA ========== */
.cta-section {
  padding: 100px 0;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
  position: relative;
  overflow: hidden;
  text-align: center;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(102, 126, 234, 0.12) 0%, transparent 70%);
  border-radius: 50%;
}

.cta-section h2 {
  font-size: 2.5rem;
  font-weight: 800;
  color: white;
  margin-bottom: 16px;
  position: relative;
}

.cta-section p {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.7);
  max-width: 600px;
  margin: 0 auto 36px;
  position: relative;
}

.cta-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; position: relative; }

/* ========== FOOTER ========== */
.landing-footer {
  background: #0f0f23;
  color: rgba(255, 255, 255, 0.7);
  padding: 80px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .nav-logo { color: white; margin-bottom: 16px; display: inline-flex; }

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 20px;
  color: rgba(255, 255, 255, 0.5);
}

.footer-social { display: flex; gap: 12px; }

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
  transition: var(--transition);
}

.footer-social a:hover {
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: white;
  transform: translateY(-3px);
}

.footer-col h4 {
  color: white;
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 20px;
}

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

.footer-col ul li { margin-bottom: 12px; }

.footer-col ul li a {
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition);
}

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

.footer-bottom {
  padding: 24px 0;
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.3);
}

/* ========== CONTACT PAGE ========== */
.contact-hero {
  padding: 140px 0 60px;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  text-align: center;
  position: relative;
}

.contact-hero h1 { font-size: 2.8rem; font-weight: 800; color: white; margin-bottom: 12px; }
.contact-hero p { color: rgba(255, 255, 255, 0.6); font-size: 1.1rem; }

.contact-section { padding: 80px 0; background: var(--bg-alt); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 50px;
}

.contact-info { display: flex; flex-direction: column; gap: 24px; }

.contact-info-card {
  background: var(--bg);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  border: 1px solid #eee;
  transition: var(--transition);
}

.contact-info-card:hover { box-shadow: var(--shadow); }

.contact-info-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
  color: var(--primary);
  font-size: 1.1rem;
}

.contact-info-card h4 { font-size: 0.95rem; color: var(--dark); margin-bottom: 2px; }
.contact-info-card p { font-size: 0.9rem; color: var(--text-light); }

.contact-form-card {
  background: var(--bg);
  border-radius: var(--radius-lg);
  padding: 40px;
  border: 1px solid #eee;
  box-shadow: var(--shadow);
}

.contact-form-card h3 { font-size: 1.4rem; font-weight: 700; color: var(--dark); margin-bottom: 8px; }
.contact-form-card .subtitle { font-size: 0.95rem; color: var(--text-light); margin-bottom: 28px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.form-group { margin-bottom: 20px; }

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  transition: var(--transition);
  background: var(--bg);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-group textarea { min-height: 120px; resize: vertical; }

.alert-success {
  background: #d1fae5;
  border: 1px solid #a7f3d0;
  color: #065f46;
  padding: 16px 20px;
  border-radius: 10px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.alert-error {
  background: #fee2e2;
  border: 1px solid #fecaca;
  color: #991b1b;
  padding: 16px 20px;
  border-radius: 10px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ========== ANIMATIONS ========== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.fade-in-scale.visible {
  opacity: 1;
  transform: scale(1);
}

.float-animation {
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 20px rgba(102, 126, 234, 0.2); }
  50% { box-shadow: 0 0 40px rgba(102, 126, 234, 0.4); }
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
  .hero h1 { font-size: 2.8rem; }
  .hero-grid { gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .mobile-toggle { display: block; }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(26, 26, 46, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 20px 24px;
    gap: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .nav-links.open { display: flex; }

  .scrolled .nav-links { background: rgba(255, 255, 255, 0.98); }

  .nav-links a { font-size: 1rem; }
  .scrolled .nav-links a { color: var(--text); }

  .btn-login, .btn-nav-cta { width: 100%; text-align: center; justify-content: center; }

  .hero { min-height: auto; padding: 120px 0 80px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; text-align: center; }
  .hero h1 { font-size: 2.2rem; }
  .hero p { margin-left: auto; margin-right: auto; }
  .hero-buttons { justify-content: center; }
  .hero-visual { display: none; }

  .section-header h2 { font-size: 1.8rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .stat-number { font-size: 2rem; }

  .pricing-card.popular { transform: none; }
  .pricing-card.popular:hover { transform: translateY(-8px); }

  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .contact-form-card { padding: 24px; }

  .footer-grid { grid-template-columns: 1fr; gap: 30px; }

  .showcase-tabs { gap: 8px; }
  .showcase-tab { font-size: 0.85rem; padding: 8px 16px; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 1.8rem; }
  .hero-buttons .btn-primary,
  .hero-buttons .btn-secondary { width: 100%; justify-content: center; }
  .cta-buttons .btn-white,
  .cta-buttons .btn-outline { width: 100%; justify-content: center; }
  .features-grid .feature-card { flex: 0 0 85vw; }
  .pricing-grid .pricing-card { flex: 0 0 85vw; }
  .testimonials-grid .testimonial-card { flex: 0 0 85vw; }
  .why-grid .why-card { flex: 0 0 85vw; }
}