@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --primary: #0066FF;
  --primary-dark: #004ecc;
  --secondary: #0A2540;
  --accent: #00E5FF;
  --bg-color: #ffffff;
  --surface: #F6F9FC;
  --text-main: #425466;
  --text-title: #0A2540;
  --nav-height: 80px;
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

body {
  font-family: 'Inter', sans-serif;
  color: var(--text-main);
  background-color: var(--surface);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

ul {
  list-style: none;
}

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

/* Typography */
h1, h2, h3, h4, h5 {
  color: var(--text-title);
  font-weight: 700;
  line-height: 1.2;
}

h1 { font-size: 3.5rem; letter-spacing: -0.03em; }
h2 { font-size: 2.5rem; letter-spacing: -0.02em; margin-bottom: 24px; }
h3 { font-size: 1.5rem; margin-bottom: 16px; }
.subtitle { font-size: 1.25rem; color: var(--text-main); margin-bottom: 32px; font-weight: 400; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 8px;
  transition: var(--transition);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background-color: var(--primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(0, 102, 255, 0.25);
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  box-shadow: 0 6px 20px rgba(0, 102, 255, 0.35);
  transform: translateY(-2px);
}

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

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

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  z-index: 1000;
  border-bottom: 1px solid rgba(0,0,0,0.05);
  transition: var(--transition);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--secondary);
  display: flex;
  align-items: center;
  gap: 8px;
}

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

.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  font-weight: 500;
  color: var(--text-main);
}

.nav-links a:hover, .nav-links a.active {
  color: var(--primary);
}

.nav-toggle {
  display: none;
  font-size: 1.5rem;
  color: var(--secondary);
  cursor: pointer;
  background: none;
  border: none;
}

/* Hero Section */
.hero {
  padding: 160px 0 100px;
  background: var(--bg-color);
  position: relative;
  overflow: hidden;
  text-align: center;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 140%;
  height: 800px;
  background: radial-gradient(circle at top, rgba(0, 102, 255, 0.08) 0%, transparent 60%);
  z-index: 0;
}

.hero .container {
  position: relative;
  z-index: 1;
  max-width: 900px;
}

.badge {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(0, 102, 255, 0.1);
  color: var(--primary);
  border-radius: 30px;
  font-weight: 600;
  font-size: 0.875rem;
  margin-bottom: 24px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-top: 40px;
}

.hero-mockup {
  margin-top: 80px;
  max-width: 100%;
  border-radius: 12px;
  box-shadow: 0 40px 80px rgba(10, 37, 64, 0.15);
  transform: perspective(1000px) rotateX(2deg);
  transition: transform 0.5s ease;
}

.hero-mockup:hover {
  transform: perspective(1000px) rotateX(0deg) translateY(-10px);
}

/* Features Section */
.features {
  padding: 100px 0;
  background: var(--surface);
}

.features-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 60px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
}

.feature-card {
  background: #fff;
  padding: 40px 32px;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.03);
  transition: var(--transition);
  border: 1px solid rgba(0,0,0,0.02);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.08);
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: rgba(0, 102, 255, 0.1);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 24px;
}

.feature-card p {
  color: var(--text-main);
}

/* Inside Pages Layout */
.page-header {
  padding: 180px 0 80px;
  background: var(--bg-color);
  text-align: center;
  border-bottom: 1px solid rgba(0,0,0,0.05);
}

.page-content {
  padding: 80px 0;
  background: var(--surface);
}

.content-box {
  background: #fff;
  padding: 60px;
  border-radius: 20px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.04);
}

.content-box p {
  margin-bottom: 24px;
}

.content-box h3 {
  margin-top: 40px;
  margin-bottom: 16px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-weight: 500;
  color: var(--secondary);
}

.form-group input, .form-group textarea {
  width: 100%;
  padding: 16px;
  border: 1px solid #ddd;
  border-radius: 8px;
  font-family: inherit;
  transition: var(--transition);
}

.form-group input:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
}

/* Footer */
.footer {
  background: var(--secondary);
  color: #fff;
  padding: 80px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 64px;
  margin-bottom: 60px;
}

.footer-brand .logo {
  color: #fff;
  margin-bottom: 16px;
  justify-content: flex-start;
}

.footer-brand p {
  color: rgba(255,255,255,0.7);
  margin-bottom: 24px;
  max-width: 300px;
}

.footer h4 {
  font-size: 1.1rem;
  margin-bottom: 24px;
  color: #fff;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-links a {
  color: rgba(255,255,255,0.7);
}

.footer-links a:hover {
  color: #fff;
  padding-left: 5px;
}

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.1);
  text-align: center;
  color: rgba(255,255,255,0.5);
  font-size: 0.9rem;
}

/* Animations */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.appear {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 991px) {
  h1 { font-size: 2.8rem; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: -100%;
    width: 100%;
    height: calc(100vh - var(--nav-height));
    background: #fff;
    flex-direction: column;
    padding: 40px 24px;
    transition: var(--transition);
  }
  
  .nav-links.active {
    left: 0;
  }
  
  .nav-toggle { display: block; }
  
  .hero { padding: 120px 0 60px; }
  h1 { font-size: 2.2rem; }
  h2 { font-size: 1.8rem; }
  
  .hero-actions { flex-direction: column; }
  .content-box { padding: 32px 24px; }
}