:root {
  --primary-color: #0d6efd;
  --dark-color: #0f172a;
  --light-bg: #f8fafc;
  --text-color: #334155;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

body {
  line-height: 1.6;
  color: var(--text-color);
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header & Nav */
header {
  background: #ffffff;
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--dark-color);
}

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

nav ul {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 20px;
}

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

.btn-nav {
  background-color: var(--primary-color);
  color: white !important;
  padding: 8px 16px;
  border-radius: 6px;
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--dark-color), #1e293b);
  color: #ffffff;
  padding: 100px 0;
  text-align: center;
}

.hero h1 {
  font-size: 2.8rem;
  margin-bottom: 20px;
}

.hero p {
  font-size: 1.2rem;
  max-width: 600px;
  margin: 0 auto 30px;
  color: #94a3b8;
}

/* Buttons */
.btn-primary {
  display: inline-block;
  background-color: var(--primary-color);
  color: white;
  padding: 12px 28px;
  text-decoration: none;
  border-radius: 6px;
  font-weight: 600;
  border: none;
  cursor: pointer;
}

/* Services */
.services {
  padding: 80px 0;
  background-color: var(--light-bg);
  text-align: center;
}

.services h2 {
  margin-bottom: 40px;
  font-size: 2rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.card {
  background: white;
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
  text-align: left;
}

.card h3 {
  margin-bottom: 12px;
  color: var(--dark-color);
}

/* Contact */
.contact {
  padding: 80px 0;
  text-align: center;
}

.contact-form {
  max-width: 500px;
  margin: 30px auto 0;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
}

footer {
  background: var(--dark-color);
  color: #64748b;
  text-align: center;
  padding: 20px 0;
  font-size: 0.9rem;
}
/* Active Nav Link */
nav a.active {
  color: var(--primary-color);
  font-weight: 700;
}

/* Page Header */
.page-header {
  background: linear-gradient(135deg, var(--dark-color), #1e293b);
  color: #ffffff;
  padding: 60px 0;
  text-align: center;
}

.page-header h1 {
  font-size: 2.5rem;
  margin-bottom: 10px;
}

.page-header p {
  color: #94a3b8;
  font-size: 1.1rem;
}

/* About Content */
.about-content {
  padding: 80px 0;
}

.about-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 40px;
  align-items: start;
}

.about-text h2 {
  font-size: 1.8rem;
  color: var(--dark-color);
  margin-bottom: 20px;
}

.about-text p {
  margin-bottom: 15px;
  line-height: 1.7;
}

.highlight-box {
  background: var(--light-bg);
  border-left: 4px solid var(--primary-color);
  padding: 24px;
  border-radius: 0 8px 8px 0;
}

.highlight-box h3 {
  color: var(--dark-color);
  margin-bottom: 10px;
}

/* Pillars Section */
.pillars {
  background-color: var(--light-bg);
  padding: 80px 0;
  text-align: center;
}

.pillars h2 {
  margin-bottom: 40px;
  font-size: 2rem;
  color: var(--dark-color);
}

/* CTA Banner */
.cta-banner {
  padding: 70px 0;
  text-align: center;
  background: #ffffff;
}

.cta-banner h2 {
  font-size: 2rem;
  color: var(--dark-color);
  margin-bottom: 10px;
}

.cta-banner p {
  margin-bottom: 25px;
  color: var(--text-color);
}

/* Responsive adjustment for small screens */
@media (max-width: 768px) {
  .about-grid {
    grid-template-columns: 1fr;
  }
}