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

:root {
  --primary: #0F52BA;
  --primary-light: #2A6AD4;
  --primary-dark: #0A3D8C;
  --magenta: #C2185B;
  --magenta-light: #E91E8C;
  --bg: #F5F7FA;
  --text: #1A2744;
  --text-light: #4A5874;
  --white: #FFFFFF;
  --shadow: 0 4px 24px rgba(15, 82, 186, 0.10);
  --radius: 16px;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header */
.site-header {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  padding: 1rem 2rem;
  text-align: center;
}

.site-header .brand {
  color: var(--white);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
  padding: 5rem 2rem 6rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -25%;
  width: 150%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 60%);
  pointer-events: none;
}

.hero h1 {
  color: var(--white);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
  position: relative;
}

.hero .tagline {
  color: rgba(255, 255, 255, 0.9);
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
  position: relative;
}

/* Wave divider */
.wave-divider {
  display: block;
  width: 100%;
  height: auto;
  margin-top: -1px;
}

/* Main content */
.main-content {
  flex: 1;
  display: flex;
  justify-content: center;
  padding: 3rem 2rem 4rem;
}

/* Contact card */
.contact-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2.5rem 3rem;
  max-width: 480px;
  width: 100%;
  text-align: center;
  position: relative;
  margin-top: -3rem;
  z-index: 2;
}

.contact-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--magenta));
  border-radius: 2px;
}

.contact-card a {
  color: var(--primary);
  font-size: 1.25rem;
  font-weight: 600;
  text-decoration: none;
  padding: 0.75rem 2rem;
  border: 2px solid var(--primary);
  border-radius: 50px;
  display: inline-block;
  transition: all 0.3s ease;
}

.contact-card a:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(15, 82, 186, 0.3);
  border-color: var(--primary);
}

.contact-label {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--magenta);
  margin-bottom: 1rem;
}

/* Footer */
.site-footer {
  text-align: center;
  padding: 2rem;
  color: var(--text-light);
  font-size: 0.85rem;
  border-top: 1px solid rgba(15, 82, 186, 0.1);
}

/* Responsive */
@media (max-width: 600px) {
  .hero {
    padding: 3rem 1.5rem 4rem;
  }

  .contact-card {
    padding: 2rem 1.5rem;
    margin-top: -2rem;
  }
}