:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --secondary: #f97316;
  --dark: #1e293b;
  --gray: #64748b;
  --light: #f8fafc;
  --white: #ffffff;
  --shadow: 0 4px 6px -1px rgba(0,0,0,0.1);
  --radius: 12px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: var(--dark);
  background: var(--white);
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
header {
  background: var(--white);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 0;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
}

.logo span { color: var(--secondary); }

nav ul {
  display: flex;
  gap: 24px;
  list-style: none;
}

nav a {
  text-decoration: none;
  color: var(--dark);
  font-weight: 500;
  transition: color 0.2s;
}

nav a:hover { color: var(--primary); }

.header-actions {
  display: flex;
  gap: 12px;
  align-items: center;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
  font-size: 0.95rem;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
}

.btn-primary:hover { background: var(--primary-dark); }

.btn-outline {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
}

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

.btn-secondary {
  background: var(--secondary);
  color: var(--white);
}

.btn-secondary:hover { opacity: 0.9; }

.btn-white {
  border-color: var(--white);
  color: var(--white);
}

.btn-white:hover {
  background: var(--white);
  color: var(--dark);
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  font-size: 1.5rem;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--dark);
}

/* Hero */
.hero {
  padding: 80px