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

/* --- CUSTOM VARIABLES & THEME --- */
:root {
  --bg-main: #0a0d16;
  --bg-card: rgba(21, 28, 48, 0.65);
  --bg-card-hover: rgba(29, 39, 67, 0.8);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(139, 92, 246, 0.25);
  --border-glow-hover: rgba(20, 184, 166, 0.4);
  
  --primary: #8b5cf6; /* Neon Purple */
  --primary-glow: rgba(139, 92, 246, 0.4);
  --secondary: #14b8a6; /* Neon Teal */
  --secondary-glow: rgba(20, 184, 166, 0.4);
  --accent: #ec4899; /* Vibrant Pink */
  
  --text-main: #f3f4f6;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --border-radius: 16px;
  --max-width: 1240px;
}

/* --- RESET & BASE STYLES --- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
  background: radial-gradient(circle at 10% 20%, rgba(90, 40, 180, 0.15) 0%, transparent 40%),
              radial-gradient(circle at 90% 80%, rgba(20, 180, 160, 0.12) 0%, transparent 45%),
              var(--bg-main);
  background-attachment: fixed;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

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

/* --- LAYOUT UTILITIES --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 100px 0;
  position: relative;
}

.text-gradient {
  background: linear-gradient(135deg, var(--text-main) 30%, var(--primary) 70%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient-purple-teal {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 9999px;
  background: rgba(139, 92, 246, 0.12);
  border: 1px solid rgba(139, 92, 246, 0.2);
  color: var(--primary);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

/* --- GLASS CONTAINER & CARDS --- */
.glass {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  transition: border-color var(--transition-smooth), transform var(--transition-smooth), box-shadow var(--transition-smooth);
}

.glass-card {
  padding: 32px;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.glass-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-6px);
  box-shadow: 0 12px 30px -10px var(--primary-glow);
  background: var(--bg-card-hover);
}

.glass-card.teal-hover:hover {
  border-color: var(--border-glow-hover);
  box-shadow: 0 12px 30px -10px var(--secondary-glow);
}

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
  font-family: var(--font-body);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, #7c3aed 100%);
  color: #fff;
  box-shadow: 0 4px 20px rgba(139, 92, 246, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(139, 92, 246, 0.5);
  background: linear-gradient(135deg, #9333ea 0%, #6d28d9 100%);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--text-secondary);
  transform: translateY(-2px);
}

.btn-gradient {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: #fff;
  box-shadow: 0 4px 20px rgba(20, 184, 166, 0.25);
}

.btn-gradient:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(20, 184, 166, 0.4);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
  border-radius: 8px;
}

/* --- NAVIGATION HEADER --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  border-bottom: 1px solid var(--border-color);
  background: rgba(10, 13, 22, 0.7);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: background var(--transition-fast);
}

.header-scrolled {
  background: rgba(10, 13, 22, 0.92);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 800;
  font-size: 1.1rem;
}

.logo-text span {
  font-weight: 400;
  color: var(--text-secondary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-secondary);
  position: relative;
  padding: 8px 0;
}

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

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transition: width var(--transition-fast);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 1.5rem;
  cursor: pointer;
}

/* --- FOOTER --- */
.footer {
  background: #06080e;
  border-top: 1px solid var(--border-color);
  padding: 80px 0 40px;
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer-brand p {
  color: var(--text-secondary);
  margin-top: 16px;
  max-width: 320px;
}

.footer-heading {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 24px;
  color: var(--text-main);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

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

.footer-links a:hover {
  color: var(--secondary);
  padding-left: 4px;
}

.footer-info {
  display: flex;
  flex-direction: column;
  gap: 16px;
  color: var(--text-secondary);
}

.footer-info-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.footer-info-item svg {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  color: var(--primary);
  margin-top: 3px;
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-muted);
}

.footer-socials {
  display: flex;
  gap: 16px;
}

.footer-social-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.footer-social-btn:hover {
  background: rgba(139, 92, 246, 0.1);
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-3px);
}

/* --- FORMS & INPUTS --- */
.form-group {
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

.form-input, .form-textarea {
  width: 100%;
  padding: 14px 18px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

.form-input:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15);
  background: rgba(255, 255, 255, 0.04);
}

/* --- ANIMATIONS --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in-up {
  animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

.floating-el {
  animation: float 6s ease-in-out infinite;
}

/* --- RESPONSIVE BREAKPOINTS --- */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr;
  }
  .footer-brand {
    grid-column: span 3;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 60px 0;
  }
  .header {
    height: 70px;
  }
  .nav-container {
    height: 70px;
  }
  .nav-links {
    display: none; /* Can trigger via JS for overlay */
  }
  .mobile-menu-toggle {
    display: block;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-brand {
    grid-column: span 1;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }
}