/* CSS Variables for Theme */
:root {
  --color-primary: #d4af37;
  --color-primary-dark: #b8941f;
  --color-secondary: #2c2c2c;
  --color-background: #ffffff;
  --color-surface: #f8f8f8;
  --color-text: #1a1a1a;
  --color-text-muted: #666666;
  --color-border: #e0e0e0;
  --color-success: #22c55e;
  --color-error: #ef4444;
  --font-sans: 'Geist', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
  --radius: 0.625rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-background);
  line-height: 1.6;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.875rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
  margin-bottom: 1rem;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--color-primary-dark);
}

/* Container */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
}

.container-narrow {
  max-width: 1024px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Navigation */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 0;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
}

.logo-icon {
  color: var(--color-primary);
  font-size: 1.5rem;
}

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
  list-style: none;
}

.nav-links a {
  color: var(--color-text-muted);
  font-weight: 500;
  transition: color 0.2s;
}

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

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

/* Hero Section */
.hero {
  background: linear-gradient(to bottom, rgba(212, 175, 55, 0.05), var(--color-background));
  padding: 5rem 1rem;
  text-align: center;
}

.hero-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  color: var(--color-primary);
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1rem;
}

.hero h2 {
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.25rem;
  color: var(--color-text-muted);
  max-width: 800px;
  margin: 0 auto 2rem;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
  text-decoration: none;
  font-size: 1rem;
}

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

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(212, 175, 55, 0.3);
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text);
}

.btn-secondary:hover {
  background: var(--color-border);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

.btn-full {
  width: 100%;
  justify-content: center;
}

/* Cards */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  padding: 4rem 1rem;
}

.card {
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all 0.3s;
}

.card:hover {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  transform: translateY(-4px);
}

.card-image {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  transition: transform 0.3s;
}

.card:hover .card-image {
  transform: scale(1.05);
}

.card-content {
  padding: 1.5rem;
}

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

.card-description {
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.card-price {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

/* Features Section */
.features {
  background: var(--color-surface);
  padding: 4rem 1rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  text-align: center;
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.feature h3 {
  margin-bottom: 0.5rem;
}

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

/* Forms */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.required {
  color: var(--color-error);
}

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

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
}

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

.form-checkbox {
  display: flex;
  align-items: start;
  gap: 0.5rem;
}

.form-checkbox input {
  margin-top: 0.25rem;
}

.form-hint {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

/* Info Box */
.info-box {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1rem;
  margin: 1.5rem 0;
}

.success-box {
  background: rgba(34, 197, 94, 0.1);
  border-color: var(--color-success);
  text-align: center;
  padding: 3rem 2rem;
}

.success-icon {
  width: 64px;
  height: 64px;
  background: var(--color-success);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin: 0 auto 1rem;
}

/* Detail Grid */
.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  padding: 3rem 1rem;
}

.detail-image {
  width: 100%;
  border-radius: var(--radius);
}

.detail-list {
  list-style: none;
  padding: 0;
}

.detail-list li {
  display: flex;
  align-items: start;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.check-icon {
  color: var(--color-success);
  font-size: 1.25rem;
  flex-shrink: 0;
}

/* Footer */
.footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 3rem 1rem 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer h3 {
  margin-bottom: 1rem;
  font-size: 1.125rem;
}

.footer ul {
  list-style: none;
}

.footer ul li {
  margin-bottom: 0.5rem;
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

/* Section */
.section {
  padding: 4rem 1rem;
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

/* Utility Classes */
.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mt-2 { margin-top: 1rem; }
.mt-4 { margin-top: 2rem; }

/* Responsive */
@media (max-width: 768px) {
  .hero h1 { font-size: 2.5rem; }
  .hero h2 { font-size: 1.5rem; }
  
  .nav-links {
    display: none;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .detail-grid {
    grid-template-columns: 1fr;
  }
  
  .cards-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  
  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
  }
}