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

:root {
  --bg: #020617;
  --surface: #0f172a;
  --surface-hover: #1e293b;
  --primary: #38bdf8;
  --primary-glow: rgba(56, 189, 248, 0.3);
  --secondary: #818cf8;
  --accent: #2dd4bf;
  --text: #ffffff;
  --text-muted: #cbd5e1;
  --glass: rgba(255, 255, 255, 0.03);
  --glass-border: rgba(255, 255, 255, 0.1);
  --nav-height: 80px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html, body {
  overflow-x: hidden;
  width: 100%;
}

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.2;
}

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

ul {
  list-style: none;
}

img {
  max-width: 100%;
  display: block;
}

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

.section-padding {
  padding: 100px 0;
}

.text-gradient {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.glass {
  background: var(--glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
}

.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 50px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  font-size: 1rem;
}

.btn-primary {
  background: var(--primary);
  color: var(--bg);
  box-shadow: 0 4px 20px var(--primary-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--primary-glow);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--glass-border);
  color: var(--text);
}

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

/* Navbar */
nav {
  height: var(--nav-height);
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  transition: var(--transition);
}

nav.scrolled {
  background: rgba(2, 6, 23, 0.8);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--glass-border);
  height: 70px;
}

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

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.nav-links {
  display: flex;
  gap: 10px;
  margin-left: auto;
}

.nav-links a {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-muted);
  padding: 8px 18px;
  border-radius: 50px;
  transition: var(--transition);
  border: 1px solid transparent;
}

.nav-links a:hover, .nav-links a.active {
  color: var(--primary);
  background: rgba(56, 189, 248, 0.15);
  border: 1px solid rgba(56, 189, 248, 0.3);
}

.nav-info {
  display: flex;
  align-items: center;
  margin-left: 32px;
}

.nav-info a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 50px;
  font-size: 0.9rem;
  color: var(--text);
  font-weight: 500;
  transition: var(--transition);
}

.nav-info a i {
  color: var(--primary);
  font-size: 1rem;
}

.nav-info a:hover {
  border-color: var(--primary);
  background: rgba(56, 189, 248, 0.1);
  transform: translateY(-1px);
}

.menu-toggle {
  display: none;
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: calc(var(--nav-height) + 40px);
  padding-bottom: 60px;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.8;
}

.hero-bg::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 50% 50%, rgba(2, 6, 23, 0.2) 0%, rgba(2, 6, 23, 0.8) 100%);
}

.hero-content {
  max-width: 700px;
}

.hero-tag {
  display: inline-block;
  padding: 6px 16px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 24px;
}

.hero h1 {
  font-size: 4.5rem;
  margin-bottom: 24px;
}

.hero p {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: 40px;
  max-width: 600px;
}

/* Cards */
.card-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  justify-content: center;
}

.card {
  flex: 1 1 350px;
  max-width: 400px;
  padding: 40px;
  transition: var(--transition);
}

.card:hover {
  background: rgba(255, 255, 255, 0.05);
  transform: translateY(-10px);
  border-color: var(--primary);
}

.card-icon {
  width: 60px;
  height: 60px;
  background: var(--glass);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  color: var(--primary);
  font-size: 1.5rem;
}

.card h3 {
  margin-bottom: 16px;
  font-size: 1.5rem;
}

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

.flex-group {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 60px;
}

.flex-group > div {
  flex: 1;
  min-width: 300px;
}

.image-rounded {
  border-radius: 32px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

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

.mb-60 { margin-bottom: 60px; }
.mb-40 { margin-bottom: 40px; }
.mb-32 { margin-bottom: 32px; }
.mb-24 { margin-bottom: 24px; }
.mb-16 { margin-bottom: 16px; }

/* Form Styles */
input, textarea, select {
  width: 100%;
  padding: 14px 20px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  color: var(--text);
  outline: none;
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
}

input:focus, textarea:focus, select:focus {
  border-color: var(--primary);
  background: rgba(255, 255, 255, 0.08);
}

option {
  background-color: var(--surface);
  color: var(--text);
  padding: 10px;
}

/* Footer */
footer {
  padding: 80px 0 40px;
  background: #010409;
  border-top: 1px solid var(--glass-border);
}

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

.footer-about p {
  margin: 20px 0;
  color: var(--text-muted);
}

.footer-links h4 {
  margin-bottom: 24px;
}

.footer-links ul li {
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-links ul li i {
  color: var(--primary);
  width: 20px;
  text-align: center;
}

.footer-links ul li a {
  color: var(--text-muted);
}

.footer-links ul li a:hover {
  color: var(--primary);
}

.footer-bottom {
  padding-top: 40px;
  border-top: 1px solid var(--glass-border);
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 1024px) {
  .hero h1 { font-size: 3.5rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .container { padding: 0 40px; }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: -100%;
    width: 100%;
    height: calc(100vh - var(--nav-height));
    background: var(--bg);
    flex-direction: column;
    align-items: center;
    padding-top: 60px;
    transition: 0.4s ease;
    z-index: 999;
  }

  .nav-links.active {
    left: 0;
  }

  .menu-toggle { display: block; }
  .nav-info {
    display: flex;
    margin-left: auto;
    margin-right: 15px;
  }
  .nav-info a span { display: none; }
  .nav-info a { padding: 10px; }
  .hero h1 { font-size: 2.8rem; }
  .section-padding { padding: 80px 0; }
  .container { padding: 0 20px; }
  
  .hero {
    text-align: center;
  }
  
  .hero-content {
    margin: 0 auto;
  }

  .flex-group {
    gap: 30px;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
  .footer-links ul li {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 2.2rem; }
  .section-padding { padding: 60px 0; }
  .btn { width: 100%; text-align: center; }
  .hero-btns { display: flex; flex-direction: column; gap: 16px; }
  .container { padding: 0 15px; }
  .flex-group { gap: 20px; }
}

/* Brand Grid Section */
.brand-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.brand-card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 30px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    transition: var(--transition);
    height: 180px;
}

.brand-card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--primary);
    transform: translateY(-5px);
}

.brand-logo {
    width: 100%;
    height: 80px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #ffffff;
    border-radius: 12px;
    padding: 12px;
    transition: var(--transition);
}

.brand-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: var(--transition);
}

.brand-card:hover .brand-logo {
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(56, 189, 248, 0.2);
}

.brand-logo-placeholder {
    width: 60px;
    height: 60px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--surface);
    border-radius: 12px;
    color: var(--primary);
    font-size: 1.5rem;
    font-weight: 800;
}

.brand-card span {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-muted);
}

.brand-card:hover span {
    color: var(--text);
}

@media (max-width: 480px) {
    .brand-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    .brand-card {
        padding: 20px;
        height: 150px;
    }
    .brand-logo {
        height: 60px;
        margin-bottom: 12px;
    }
}