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

:root {
  --radius: 0.5rem;
  --background: 0 0% 100%;
  --foreground: 222.2 84% 4.9%;
  --card: 0 0% 100%;
  --card-foreground: 222.2 84% 4.9%;
  --primary: 222.2 47.4% 11.2%;
  --primary-foreground: 210 40% 98%;
  --secondary: 210 40% 96.1%;
  --secondary-foreground: 222.2 47.4% 11.2%;
  --muted: 210 40% 96.1%;
  --muted-foreground: 215.4 16.3% 46.9%;
  --accent: 210 40% 96.1%;
  --accent-foreground: 222.2 47.4% 11.2%;
  --destructive: 0 84.2% 60.2%;
  --destructive-foreground: 210 40% 98%;
  --border: 214.3 31.8% 91.4%;
  --input: 214.3 31.8% 91.4%;
  --ring: 222.2 84% 4.9%;
}

[data-theme="dark"] {
  --background: 222.2 84% 4.9%;
  --foreground: 210 40% 98%;
  --card: 222.2 84% 4.9%;
  --card-foreground: 210 40% 98%;
  --primary: 210 40% 98%;
  --primary-foreground: 222.2 47.4% 11.2%;
  --secondary: 217.2 32.6% 17.5%;
  --secondary-foreground: 210 40% 98%;
  --muted: 217.2 32.6% 17.5%;
  --muted-foreground: 215 20.2% 65.1%;
  --accent: 217.2 32.6% 17.5%;
  --accent-foreground: 210 40% 98%;
  --destructive: 0 62.8% 30.6%;
  --destructive-foreground: 210 40% 98%;
  --border: 217.2 32.6% 17.5%;
  --input: 217.2 32.6% 17.5%;
  --ring: 212.7 26.8% 83.9%;
}

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

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: hsl(var(--background));
  color: hsl(var(--foreground));
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

header {
  border-bottom: 1px solid hsl(var(--border));
  background: hsl(var(--background));
  position: sticky;
  top: 0;
  z-index: 50;
}

header nav {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 1rem 0;
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem;
}

header nav a {
  text-decoration: none;
  color: hsl(var(--foreground));
  font-weight: 500;
  transition: color 0.2s;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
}

header nav a:hover {
  color: hsl(var(--primary));
  background: hsl(var(--accent));
}

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1rem;
  min-height: calc(100vh - 200px);
}

footer {
  border-top: 1px solid hsl(var(--border));
  padding: 2rem 1rem;
  text-align: center;
  color: hsl(var(--muted-foreground));
  margin-top: 4rem;
}

.hero {
  text-align: center;
  padding: 4rem 1rem;
}

.hero h1 {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.hero p {
  font-size: 1.25rem;
  color: hsl(var(--muted-foreground));
  max-width: 600px;
  margin: 0 auto 2rem;
}

.card {
  background: hsl(var(--card));
  border: 1px solid hsl(var(--border));
  border-radius: calc(var(--radius) + 2px);
  padding: 1.5rem;
  box-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1);
  transition: box-shadow 0.2s;
}

.card:hover {
  box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1);
}

.card-header {
  margin-bottom: 1rem;
}

.card-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.card-description {
  color: hsl(var(--muted-foreground));
  font-size: 0.875rem;
}

.card-content {
  margin-bottom: 1rem;
}

.card-footer {
  display: flex;
  gap: 0.5rem;
  padding-top: 1rem;
  border-top: 1px solid hsl(var(--border));
}

.grid {
  display: grid;
  gap: 1.5rem;
}

.grid-cols-1 {
  grid-template-columns: repeat(1, 1fr);
}

.grid-cols-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-cols-3 {
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 768px) {
  .grid-cols-2,
  .grid-cols-3 {
    grid-template-columns: 1fr;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: hsl(var(--primary));
  color: hsl(var(--primary-foreground));
}

.btn-primary:hover {
  opacity: 0.9;
}

.btn-secondary {
  background: hsl(var(--secondary));
  color: hsl(var(--secondary-foreground));
}

.btn-secondary:hover {
  background: hsl(var(--secondary) / 0.8);
}

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

.btn-outline:hover {
  background: hsl(var(--accent));
}

.form-group {
  margin-bottom: 1rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 0.5rem 0.75rem;
  border: 1px solid hsl(var(--input));
  border-radius: var(--radius);
  font-size: 0.875rem;
  background: hsl(var(--background));
  color: hsl(var(--foreground));
  transition: border-color 0.2s;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: hsl(var(--ring));
  box-shadow: 0 0 0 3px hsl(var(--ring) / 0.1);
}

.form-textarea {
  min-height: 100px;
  resize: vertical;
}

.badge {
  display: inline-flex;
  align-items: center;
  border-radius: calc(var(--radius) - 2px);
  padding: 0.25rem 0.625rem;
  font-size: 0.75rem;
  font-weight: 600;
  background: hsl(var(--secondary));
  color: hsl(var(--secondary-foreground));
}

/* Header Bar */
.header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1rem;
  height: 4rem;
  border-bottom: 1px solid hsl(var(--border));
  background: hsl(var(--background));
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.125rem;
  font-weight: 600;
  color: hsl(var(--foreground));
  text-decoration: none;
}

.header-brand img {
  width: 32px;
  height: 32px;
  object-fit: contain;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.header-nav a {
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  font-weight: 500;
  font-size: 0.875rem;
  color: hsl(var(--foreground));
  text-decoration: none;
  transition: all 0.2s;
}

.header-nav a:hover {
  background: hsl(var(--accent));
  color: hsl(var(--primary));
}

.header-nav a.active {
  background: hsl(var(--primary));
  color: hsl(var(--primary-foreground));
}

.menu-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border: none;
  background: transparent;
  cursor: pointer;
  border-radius: var(--radius);
  transition: background 0.2s;
  padding: 0;
}

.menu-btn:hover {
  background: hsl(var(--accent));
}

.menu-icon {
  width: 1.25rem;
  height: 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.menu-icon span {
  display: block;
  height: 2px;
  width: 100%;
  background: hsl(var(--foreground));
  border-radius: 2px;
  transition: all 0.3s;
}

/* Navigation Drawer */
.drawer {
  position: fixed;
  inset: 0;
  z-index: 100;
  pointer-events: none;
}

.drawer-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  opacity: 0;
  transition: opacity 0.3s;
}

.drawer-content {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 280px;
  max-width: 85vw;
  background: hsl(var(--background));
  box-shadow: 2px 0 8px rgba(0, 0, 0, 0.1);
  transform: translateX(-100%);
  transition: transform 0.3s ease-out;
  display: flex;
  flex-direction: column;
  height: 100vh;
  height: 100dvh;
}

.drawer-open {
  pointer-events: auto;
}

.drawer-open .drawer-overlay {
  opacity: 1;
}

.drawer-open .drawer-content {
  transform: translateX(0);
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem;
  border-bottom: 1px solid hsl(var(--border));
  flex-shrink: 0;
}

.drawer-title {
  font-size: 1.125rem;
  font-weight: 600;
}

.drawer-close {
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  cursor: pointer;
  border-radius: var(--radius);
  transition: background 0.2s;
  padding: 0;
  color: hsl(var(--foreground));
}

.drawer-close:hover {
  background: hsl(var(--accent));
}

.drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: 1rem;
}

.drawer-nav {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.drawer-nav a {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  color: hsl(var(--foreground));
  text-decoration: none;
  font-weight: 500;
  font-size: 0.875rem;
  transition: all 0.2s;
}

.drawer-nav a:hover {
  background: hsl(var(--accent));
}

.drawer-nav a.active {
  background: hsl(var(--primary));
  color: hsl(var(--primary-foreground));
}

.drawer-nav-icon {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .menu-btn {
    display: flex;
  }
  
  .header-nav {
    display: none;
  }
  
  header nav {
    display: none;
  }
}

.carousel {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.carousel-container {
  overflow: hidden;
  border-radius: var(--radius);
}

.carousel-track {
  display: flex;
  transition: transform 0.5s ease-in-out;
}

.carousel-slide {
  min-width: 100%;
  flex-shrink: 0;
}

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: hsl(var(--background) / 0.8);
  border: 1px solid hsl(var(--border));
  border-radius: 50%;
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
  z-index: 10;
}

.carousel-btn:hover {
  background: hsl(var(--background));
  box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1);
}

.carousel-btn-prev {
  left: 1rem;
}

.carousel-btn-next {
  right: 1rem;
}

.carousel-indicators {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  margin-top: 1.5rem;
}

.carousel-indicator {
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
  background: hsl(var(--muted));
  border: none;
  cursor: pointer;
  transition: all 0.2s;
}

.carousel-indicator.active {
  background: hsl(var(--primary));
  width: 2rem;
  border-radius: 0.375rem;
}