:root {
  /* Brand Colors */
  --primary: #0284c7; /* Sky blue 600 */
  --primary-dark: #0369a1; /* Sky blue 700 */
  --accent: #0ea5e9; /* Sky blue 500 */
  --accent-glow: rgba(14, 165, 233, 0.4);
  --dark: #0f172a; /* Slate 900 */
  --light: #f8fafc; /* Slate 50 */
  --gray: #64748b; /* Slate 500 */
  --white: #ffffff;
  
  /* System */
  --radius: 12px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1);
  --shadow-hover: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--light);
  color: var(--dark);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--dark);
  margin-bottom: 1rem;
}

h1 { font-size: 3rem; letter-spacing: -0.02em; }
h2 { font-size: 2.25rem; letter-spacing: -0.01em; }
h3 { font-size: 1.5rem; }

p {
  margin-bottom: 1.5rem;
  color: var(--gray);
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.2s;
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 80px 0;
}

.grid {
  display: grid;
  gap: 2rem;
}

.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }

.flex {
  display: flex;
  gap: 1rem;
}

.flex-center {
  align-items: center;
  justify-content: center;
}

.flex-between {
  justify-content: space-between;
  align-items: center;
}

.text-center { text-align: center; }
.mb-0 { margin-bottom: 0 !important; }
.mb-4 { margin-bottom: 1rem; }
.mb-8 { margin-bottom: 2rem; }
.mt-4 { margin-top: 1rem; }

.text-sm { font-size: 0.875rem; }
.text-gray { color: var(--gray); }

.w-full { width: 100%; }
.bg-soft { background-color: #f0f9ff; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  font-weight: 600;
  border-radius: var(--radius);
  transition: all 0.2s ease;
  cursor: pointer;
  border: none;
  font-size: 1rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--white);
  box-shadow: 0 4px 14px var(--accent-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--accent-glow);
}

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

.btn-outline:hover {
  background: rgba(2, 132, 199, 0.05);
}

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0,0,0,0.05);
  padding: 1rem 0;
}

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

.brand {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary-dark);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-link {
  font-weight: 500;
  color: var(--dark);
}

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

/* Hero Section */
.hero {
  padding: 80px 0;
  position: relative;
  overflow: hidden;
  background: var(--white);
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-image {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.hero-text h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  color: var(--dark);
  line-height: 1.1;
}

.hero-badges {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
}

.badge {
  background: rgba(14, 165, 233, 0.1);
  color: var(--primary-dark);
  padding: 6px 12px;
  border-radius: 100px;
  font-size: 0.875rem;
  font-weight: 600;
}

/* Cards & Services */
.card {
  background: var(--white);
  padding: 2rem;
  border-radius: 16px;
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
  border: 1px solid rgba(0,0,0,0.02);
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.card-icon {
  width: 56px;
  height: 56px;
  background: rgba(14, 165, 233, 0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--primary);
  font-size: 1.5rem;
  flex-shrink: 0;
}

.checkmark-icon {
  width: 32px;
  height: 32px;
  background: rgba(14, 165, 233, 0.2);
  color: var(--primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  flex-shrink: 0;
}

.card-icon.small {
  width: 32px;
  height: 32px;
  margin: 0;
  font-size: 1rem;
}

.card-icon.medium {
  width: 48px;
  height: 48px;
  margin: 0;
}

.card-link {
  color: var(--primary);
  font-weight: 600;
  margin-top: auto;
  display: inline-block;
}

.about-image {
  border-radius: 24px;
  min-height: 400px;
}

.card h3 {
  margin-bottom: 0.5rem;
}

.card-image {
  width: 100%;
  height: 200px;
  background-color: #e2e8f0;
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
  overflow: hidden;
  position: relative;
}

/* Features/Stats */
.stats-section {
  background: var(--primary-dark);
  color: var(--white);
}

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

.stat-number {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  color: var(--accent);
}

.stat-label {
  color: rgba(255,255,255,0.8);
  font-weight: 500;
}

/* Testimonials */
.testimonial-card {
  background: var(--white);
  padding: 2rem;
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
}

.testimonial-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: #cbd5e1;
}

.stars {
  color: #fbbf24;
  margin-bottom: 1rem;
}

/* Forms */
.contact-form {
  background: var(--white);
  padding: 2.5rem;
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid #e2e8f0;
  border-radius: 8px;
  font-family: inherit;
  transition: border-color 0.2s;
}

.form-input:focus {
  outline: none;
  border-color: var(--primary);
}

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

/* Footer */
.footer {
  background: var(--dark);
  color: var(--white);
  padding: 60px 0 20px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 4rem;
  margin-bottom: 3rem;
}

.footer-brand h2 {
  color: var(--white);
  margin-bottom: 1rem;
}

.footer-links h4 {
  color: var(--white);
  margin-bottom: 1.5rem;
}

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

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: var(--gray);
}

.footer-links a:hover {
  color: var(--white);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 20px;
  text-align: center;
  color: var(--gray);
  font-size: 0.875rem;
}

/* Placeholders */
.placeholder-image {
  width: 100%;
  height: 100%;
  background: #cbd5e1;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray);
  font-weight: 600;
}

.placeholder-image.portrait {
  aspect-ratio: 3/4;
}

/* Responsive */
@media (max-width: 768px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-text h1 {
    font-size: 2.5rem;
  }
  
  .hero-badges {
    justify-content: center;
  }
  
  .flex {
    flex-wrap: wrap;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .nav-links {
    display: none; /* Simple hiding for wireframe, would use hamburger in real prod */
  }
}