:root {
  --bg-deep: #0a1628;
  --bg-surface: #0f1f3a;
  --bg-card: #162847;
  --water-primary: #1e90ff;
  --water-light: #4db8ff;
  --water-glow: rgba(30, 144, 255, 0.15);
  --gold-accent: #d4a853;
  --gold-light: #f0d78c;
  --text-primary: #e8edf5;
  --text-secondary: #8fa3c4;
  --text-muted: #5a7194;
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg-deep);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.7;
  overflow-x: hidden;
}

/* === HERO === */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 2rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(30, 144, 255, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 30%, rgba(212, 168, 83, 0.05) 0%, transparent 50%);
  animation: drift 20s ease-in-out infinite;
  pointer-events: none;
}

@keyframes drift {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  33% { transform: translate(-2%, 1%) rotate(0.5deg); }
  66% { transform: translate(1%, -1%) rotate(-0.3deg); }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.25rem;
  border: 1px solid rgba(30, 144, 255, 0.3);
  border-radius: 100px;
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--water-light);
  margin-bottom: 2.5rem;
  backdrop-filter: blur(10px);
  background: rgba(30, 144, 255, 0.05);
  position: relative;
  z-index: 1;
}

.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--water-primary);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.5); }
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 800;
  line-height: 1.05;
  max-width: 900px;
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 1;
}

.hero h1 .highlight {
  background: linear-gradient(135deg, var(--water-light), var(--gold-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-lede {
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  color: var(--text-secondary);
  max-width: 600px;
  line-height: 1.8;
  position: relative;
  z-index: 1;
}

/* === RIVER LINE DIVIDER === */
.river-line {
  width: 100%;
  height: 80px;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.river-line::after {
  content: '';
  width: 120px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--water-primary), transparent);
}

/* === STATS === */
.stats {
  padding: 4rem 2rem;
  display: flex;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
}

.stat {
  text-align: center;
  min-width: 160px;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--water-light), var(--gold-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0.25rem;
}

/* === PROBLEM === */
.problem {
  padding: 5rem 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.section-eyebrow {
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold-accent);
  margin-bottom: 1rem;
}

.problem h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.problem p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  line-height: 1.9;
}

/* === FEATURES === */
.features {
  padding: 5rem 2rem;
  max-width: 1100px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid rgba(30, 144, 255, 0.1);
  border-radius: 16px;
  padding: 2.5rem 2rem;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s, transform 0.3s;
}

.feature-card:hover {
  border-color: rgba(30, 144, 255, 0.3);
  transform: translateY(-4px);
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--water-primary), var(--gold-accent));
  opacity: 0;
  transition: opacity 0.3s;
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-icon {
  font-size: 2rem;
  margin-bottom: 1.25rem;
  display: block;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* === CORRIDOR === */
.corridor {
  padding: 6rem 2rem;
  text-align: center;
  position: relative;
}

.corridor::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(180deg, transparent, var(--bg-surface), transparent);
  pointer-events: none;
}

.corridor-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}

.corridor h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.route-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin: 3rem 0;
  flex-wrap: wrap;
}

.route-city {
  padding: 0.75rem 1.5rem;
  background: var(--bg-card);
  border: 1px solid rgba(30, 144, 255, 0.2);
  border-radius: 12px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
}

.route-line {
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, var(--water-primary), var(--gold-accent));
  position: relative;
}

.route-line::after {
  content: '';
  position: absolute;
  right: -4px;
  top: -3px;
  width: 8px;
  height: 8px;
  background: var(--gold-accent);
  border-radius: 50%;
}

.corridor p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.8;
  max-width: 650px;
  margin: 0 auto;
}

/* === CLOSING === */
.closing {
  padding: 6rem 2rem 4rem;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.5rem;
}

.closing h2 .highlight {
  background: linear-gradient(135deg, var(--water-light), var(--gold-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.closing p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  line-height: 1.8;
}

/* === FOOTER === */
footer {
  padding: 3rem 2rem;
  text-align: center;
  border-top: 1px solid rgba(30, 144, 255, 0.08);
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-secondary);
  letter-spacing: 0.05em;
}

.footer-tagline {
  color: var(--text-muted);
  font-size: 0.8rem;
  margin-top: 0.5rem;
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .stats { gap: 2rem; }
  .stat-number { font-size: 2.2rem; }
  .features-grid { grid-template-columns: 1fr; }
  .route-visual { flex-direction: column; }
  .route-line {
    width: 2px;
    height: 40px;
    background: linear-gradient(180deg, var(--water-primary), var(--gold-accent));
  }
  .route-line::after {
    right: -3px;
    top: auto;
    bottom: -4px;
  }
}

@media (max-width: 480px) {
  .hero { padding: 1.5rem; }
  .problem, .features, .corridor, .closing { padding-left: 1.25rem; padding-right: 1.25rem; }
}