/* Landing Page Styles - Inspired by alyachan.dev */

:root {
  --bg-color: #000000;
  --text-primary: #ffffff;
  --text-secondary: #a3a3a3;
  --border-color: #262626;
  --accent-color: #3b82f6;
  --grid-color: rgba(255, 255, 255, 0.05);
  --glass-bg: rgba(0, 0, 0, 0.7);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

[data-theme="light"] {
  --bg-color: #ffffff;
  --text-primary: #171717;
  --text-secondary: #525252;
  --border-color: #e5e5e5;
  --accent-color: #2563eb;
  --grid-color: rgba(0, 0, 0, 0.05);
  --glass-bg: rgba(255, 255, 255, 0.7);
}

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

body {
  background-color: var(--bg-color);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.5;
  overflow-x: hidden;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Grid Background */
.grid-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image: 
    linear-gradient(var(--grid-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(circle at center, black, transparent 80%);
}

.glow-accent {
  position: fixed;
  width: 50vw;
  height: 50vw;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.15), transparent 70%);
  filter: blur(100px);
  z-index: -1;
  pointer-events: none;
}

.glow-1 { top: -10%; left: -10%; }
.glow-2 { bottom: -10%; right: -10%; }

/* Glassmorphism Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 64px;
  background-color: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.navbar-inner {
  width: 100%;
  max-width: 1200px;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  text-decoration: none;
  color: var(--text-primary);
}

.nav-links {
  display: flex;
  gap: 24px;
  align-items: center;
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Buttons & Interactive Elements */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  border: 1px solid transparent;
}

.btn-primary {
  background-color: var(--text-primary);
  color: var(--bg-color);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
  opacity: 0.9;
}

.btn-secondary {
  background-color: transparent;
  border-color: var(--border-color);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background-color: var(--border-color);
  transform: translateY(-2px);
}

.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: 10px;
  background: var(--border-color);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.btn-icon:hover {
  background-color: var(--text-primary);
  color: var(--bg-color);
  border-color: var(--text-primary);
  transform: rotate(12deg) scale(1.1);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }
}

/* Hero Section */
.hero {
  padding: 160px 24px 80px;
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.hero-tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 99px;
  background-color: var(--border-color);
  color: var(--text-secondary);
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: 24px;
}

.hero-title {
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.04em;
  margin-bottom: 24px;
}

.hero-description {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-bottom: 64px;
}

/* Code Window */
.code-window {
  max-width: 800px;
  margin: 0 auto;
  background-color: #0d1117;
  border: 1px solid #30363d;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 24px 48px rgba(0,0,0,0.4);
  text-align: left;
}

.code-header {
  background-color: #161b22;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid #30363d;
}

.dot { width: 12px; height: 12px; border-radius: 50%; }
.dot-red { background-color: #ff5f56; }
.dot-yellow { background-color: #ffbd2e; }
.dot-green { background-color: #27c93f; }

.code-tab {
  margin-left: 16px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: #8b949e;
}

.code-body {
  padding: 24px;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.7;
  color: #c9d1d9;
  overflow-x: auto;
}

/* Bento Grid */
.section-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 24px;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 48px;
  text-align: center;
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(2, auto);
  gap: 16px;
}

.bento-card {
  background-color: var(--bg-color);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 32px;
  transition: border-color 0.3s;
  position: relative;
  overflow: hidden;
}

.bento-card:hover {
  border-color: var(--accent-color);
}

.bento-card-large {
  grid-column: span 2;
}

.card-icon {
  font-size: 1.5rem;
  margin-bottom: 24px;
  color: var(--accent-color);
}

.card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.card-description {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.api-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  padding: 2px 8px;
  background-color: var(--border-color);
  color: var(--text-secondary);
  border-radius: 4px;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-color);
  padding: 64px 24px;
  margin-top: 80px;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 48px;
}

.footer-brand {
  flex: 1;
  min-width: 250px;
}

.footer-links {
  display: flex;
  gap: 64px;
}

.footer-column h4 {
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 24px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

.footer-column ul li {
  margin-bottom: 12px;
}

.footer-column ul li a {
  font-size: 0.875rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}

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

.footer-bottom {
  max-width: 1200px;
  margin: 48px auto 0;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

/* Mobile Nav Overlay */
.mobile-nav {
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  background: var(--bg-color);
  border-bottom: 1px solid var(--border-color);
  padding: 24px;
  display: none;
  flex-direction: column;
  gap: 16px;
  z-index: 999;
}

.mobile-nav.open {
  display: flex;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.5); opacity: 0.5; }
  100% { transform: scale(1); opacity: 1; }
}

@media (max-width: 768px) {
  .hidden-mobile {
    display: none;
  }
  .hero-title {
    font-size: 2.5rem;
  }
  .hero-description {
    font-size: 1rem;
  }
  .bento-grid {
    grid-template-columns: 1fr;
  }
  .bento-card-large {
    grid-column: span 1;
  }
}

/* Theme specific visibility */
.dark-only { display: none; }
.light-only { display: block; }

.dark .dark-only { display: block; }
.dark .light-only { display: none; }

[data-theme="dark"] .dark-only { display: block; }
[data-theme="dark"] .light-only { display: none; }

[data-theme="light"] .dark-only { display: none; }
[data-theme="light"] .light-only { display: block; }

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-color);
}
::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-secondary);
}