/* ============================================
   TileQuery — Global Styles
   ============================================ */

:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f8fafc;
  --color-bg-dark: #0f172a;
  --color-bg-dark-alt: #1e293b;
  --color-text: #334155;
  --color-text-light: #64748b;
  --color-text-dark: #f1f5f9;
  --color-heading: #0f172a;
  --color-primary: #6366f1;
  --color-primary-dark: #4f46e5;
  --color-primary-light: #818cf8;
  --color-accent: #06b6d4;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-border: #e2e8f0;
  --color-code-bg: #1e293b;
  --color-code-text: #e2e8f0;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --max-width: 1200px;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--color-primary); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--color-primary-dark); }

/* ============================================
   Navigation
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.nav-logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-logo svg { width: 28px; height: 28px; }
.nav-links { display: flex; align-items: center; gap: 32px; list-style: none; }
.nav-links a {
  color: var(--color-text-dark);
  font-size: 0.9rem;
  font-weight: 500;
  opacity: 0.8;
  transition: opacity 0.2s;
}
.nav-links a:hover { opacity: 1; color: #fff; }
.nav-cta {
  background: var(--color-primary) !important;
  color: #fff !important;
  padding: 8px 20px !important;
  border-radius: var(--radius-sm);
  font-weight: 600 !important;
  opacity: 1 !important;
  transition: background 0.2s !important;
}
.nav-cta:hover { background: var(--color-primary-dark) !important; }
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  margin: 5px 0;
  transition: 0.3s;
}

/* ============================================
   Hero
   ============================================ */
.hero {
  background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #312e81 100%);
  padding: 140px 24px 100px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(99,102,241,0.15), transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(6,182,212,0.1), transparent 50%);
  pointer-events: none;
}
.hero-content { position: relative; max-width: 800px; margin: 0 auto; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(99,102,241,0.15);
  border: 1px solid rgba(99,102,241,0.3);
  color: var(--color-primary-light);
  padding: 6px 16px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 24px;
}
.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}
.hero h1 .gradient-text {
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero p {
  font-size: 1.2rem;
  color: rgba(255,255,255,0.7);
  max-width: 600px;
  margin: 0 auto 36px;
  line-height: 1.6;
}
.hero-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
}
.btn-primary {
  background: var(--color-primary);
  color: #fff;
}
.btn-primary:hover { background: var(--color-primary-dark); color: #fff; transform: translateY(-1px); box-shadow: var(--shadow-lg); }
.btn-outline {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255,255,255,0.2);
}
.btn-outline:hover { background: rgba(255,255,255,0.05); color: #fff; border-color: rgba(255,255,255,0.4); }

/* Hero code preview */
.hero-code {
  margin-top: 60px;
  background: var(--color-code-bg);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.08);
  text-align: left;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}
.hero-code-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: rgba(0,0,0,0.3);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.hero-code-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.hero-code-dot:nth-child(1) { background: #ef4444; }
.hero-code-dot:nth-child(2) { background: #f59e0b; }
.hero-code-dot:nth-child(3) { background: #10b981; }
.hero-code pre {
  padding: 20px;
  margin: 0;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--color-code-text);
}
.hero-code .comment { color: #64748b; }
.hero-code .string { color: #34d399; }
.hero-code .key { color: #818cf8; }
.hero-code .number { color: #f59e0b; }

/* ============================================
   Sections
   ============================================ */
.section {
  padding: 96px 24px;
}
.section-alt {
  background: var(--color-bg-alt);
}
.section-dark {
  background: var(--color-bg-dark);
  color: var(--color-text-dark);
}
.container {
  max-width: var(--max-width);
  margin: 0 auto;
}
.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 64px;
}
.section-header h2 {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--color-heading);
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}
.section-dark .section-header h2 { color: #fff; }
.section-header p {
  font-size: 1.1rem;
  color: var(--color-text-light);
}
.section-dark .section-header p { color: rgba(255,255,255,0.6); }

/* ============================================
   Feature Grid
   ============================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.feature-card {
  padding: 32px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  transition: all 0.2s;
}
.feature-card:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
}
.feature-icon-purple { background: rgba(99,102,241,0.1); color: var(--color-primary); }
.feature-icon-cyan { background: rgba(6,182,212,0.1); color: var(--color-accent); }
.feature-icon-green { background: rgba(16,185,129,0.1); color: var(--color-success); }
.feature-icon-amber { background: rgba(245,158,11,0.1); color: var(--color-warning); }
.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-heading);
  margin-bottom: 8px;
}
.feature-card p {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* ============================================
   Stats Bar
   ============================================ */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}
.stat h3 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-primary-light);
  margin-bottom: 4px;
}
.stat p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  font-weight: 500;
}

/* ============================================
   How it Works
   ============================================ */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  counter-reset: step;
}
.step {
  text-align: center;
  counter-increment: step;
}
.step::before {
  content: counter(step);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0 auto 20px;
}
.step h3 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-heading);
  margin-bottom: 8px;
}
.step p {
  font-size: 0.95rem;
  color: var(--color-text-light);
}

/* ============================================
   Pricing
   ============================================ */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  align-items: start;
}
.pricing-card {
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  padding: 40px 32px;
  background: var(--color-bg);
  position: relative;
  transition: all 0.2s;
}
.pricing-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}
.pricing-card.featured {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary), var(--shadow-lg);
}
.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: #fff;
  padding: 4px 16px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
}
.pricing-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-heading);
  margin-bottom: 8px;
}
.pricing-card .price {
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-heading);
  line-height: 1;
  margin-bottom: 4px;
}
.pricing-card .price span {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text-light);
}
.pricing-card .credits {
  font-size: 1rem;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 24px;
}
.pricing-card .price-per {
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-bottom: 24px;
}
.pricing-features {
  list-style: none;
  margin-bottom: 32px;
}
.pricing-features li {
  padding: 8px 0;
  font-size: 0.95rem;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: 10px;
}
.pricing-features li::before {
  content: '✓';
  color: var(--color-success);
  font-weight: 700;
  font-size: 0.9rem;
}
.btn-block {
  display: block;
  width: 100%;
  text-align: center;
}
.btn-secondary {
  background: var(--color-bg-alt);
  color: var(--color-heading);
  border: 1px solid var(--color-border);
}
.btn-secondary:hover {
  background: #e2e8f0;
  color: var(--color-heading);
}

/* ============================================
   Code Blocks (Docs)
   ============================================ */
.code-block {
  background: var(--color-code-bg);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin: 20px 0;
  border: 1px solid rgba(255,255,255,0.06);
}
.code-block-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: rgba(0,0,0,0.3);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.code-block-lang {
  font-size: 0.8rem;
  color: var(--color-text-light);
  font-weight: 500;
}
.code-block-copy {
  background: none;
  border: 1px solid rgba(255,255,255,0.15);
  color: var(--color-text-light);
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.2s;
}
.code-block-copy:hover {
  background: rgba(255,255,255,0.1);
  color: #fff;
}
.code-block pre {
  padding: 20px;
  margin: 0;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--color-code-text);
}

/* ============================================
   Docs Layout
   ============================================ */
.docs-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 48px;
  align-items: start;
}
.docs-sidebar {
  position: sticky;
  top: 88px;
}
.docs-sidebar ul {
  list-style: none;
}
.docs-sidebar li {
  margin-bottom: 4px;
}
.docs-sidebar a {
  display: block;
  padding: 8px 12px;
  color: var(--color-text-light);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.2s;
}
.docs-sidebar a:hover,
.docs-sidebar a.active {
  color: var(--color-primary);
  background: rgba(99,102,241,0.06);
}
.docs-sidebar .sidebar-section {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-light);
  padding: 16px 12px 8px;
}
.docs-content h2 {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-heading);
  margin: 48px 0 16px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}
.docs-content h2:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}
.docs-content h3 {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-heading);
  margin: 32px 0 12px;
}
.docs-content p {
  margin-bottom: 16px;
  line-height: 1.7;
}
.docs-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 0.9rem;
}
.docs-content th {
  text-align: left;
  padding: 12px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  font-weight: 600;
  color: var(--color-heading);
}
.docs-content td {
  padding: 12px;
  border: 1px solid var(--color-border);
}
.docs-content code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--color-bg-alt);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--color-primary-dark);
}
.method-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 700;
  font-family: var(--font-mono);
}
.method-get { background: rgba(16,185,129,0.1); color: var(--color-success); }
.method-post { background: rgba(99,102,241,0.1); color: var(--color-primary); }
.endpoint-path {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--color-heading);
  font-weight: 600;
}
.param-required {
  color: #ef4444;
  font-size: 0.75rem;
  font-weight: 600;
}
.param-optional {
  color: var(--color-text-light);
  font-size: 0.75rem;
}

/* ============================================
   CTA Section
   ============================================ */
.cta-section {
  background: linear-gradient(135deg, #312e81, #1e1b4b);
  text-align: center;
  padding: 80px 24px;
}
.cta-section h2 {
  font-size: 2rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
}
.cta-section p {
  color: rgba(255,255,255,0.7);
  font-size: 1.1rem;
  margin-bottom: 32px;
}

/* ============================================
   Footer
   ============================================ */
.footer {
  background: var(--color-bg-dark);
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 48px 24px;
  color: rgba(255,255,255,0.5);
  font-size: 0.85rem;
}
.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-links { display: flex; gap: 24px; list-style: none; }
.footer-links a { color: rgba(255,255,255,0.5); }
.footer-links a:hover { color: #fff; }

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 900px) {
  .hero h1 { font-size: 2.5rem; }
  .features-grid, .pricing-grid, .steps, .stats-bar {
    grid-template-columns: 1fr;
  }
  .docs-layout {
    grid-template-columns: 1fr;
  }
  .docs-sidebar {
    position: static;
    display: flex;
    overflow-x: auto;
    gap: 4px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 32px;
  }
  .docs-sidebar ul { display: flex; gap: 4px; }
  .docs-sidebar .sidebar-section { display: none; }
  .docs-sidebar a { white-space: nowrap; }
}

@media (max-width: 640px) {
  .hero { padding: 120px 16px 64px; }
  .hero h1 { font-size: 2rem; }
  .hero p { font-size: 1rem; }
  .section { padding: 64px 16px; }
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--color-bg-dark);
    padding: 16px 24px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }
  .hero-buttons { flex-direction: column; align-items: center; }
  .btn { width: 100%; justify-content: center; }
  .pricing-card.featured { order: -1; }
  .footer-inner { flex-direction: column; gap: 16px; text-align: center; }
  .stat h3 { font-size: 2rem; }
}