/* ========================================
   Bank API - Dashboard Style CSS
   ======================================== */

/* CSS Variables */
:root {
  /* Colors */
  --bg-primary: #0F172A;
  --bg-secondary: #1E293B;
  --bg-tertiary: #334155;
  --primary: #3B82F6;
  --primary-hover: #2563EB;
  --accent-cyan: #22D3EE;
  --accent-purple: #A855F7;
  --success: #10B981;
  --warning: #F59E0B;
  --error: #EF4444;
  --text-primary: #F8FAFC;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --border: #334155;
  --border-light: #475569;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #3B82F6 0%, #8B5CF6 100%);
  --gradient-accent: linear-gradient(135deg, #22D3EE 0%, #A855F7 100%);
  --gradient-dark: linear-gradient(180deg, #0F172A 0%, #1E293B 100%);

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -4px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 20px rgba(59, 130, 246, 0.3);
  --shadow-glow-cyan: 0 0 20px rgba(34, 211, 238, 0.3);
  --shadow-glow-purple: 0 0 20px rgba(168, 85, 247, 0.3);

  /* Typography - 시스템 폰트 우선으로 빠른 렌더링 */
  --font-sans: -apple-system, BlinkMacSystemFont, 'Pretendard', 'Inter', system-ui, sans-serif;
  --font-mono: ui-monospace, 'JetBrains Mono', 'Fira Code', monospace;

  /* Spacing */
  --container-max: 1200px;
  --section-padding: 80px;
  --card-padding: 24px;
  --border-radius: 12px;
  --border-radius-lg: 16px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 500ms ease;
}

/* Skip to Content (Accessibility) */
.skip-to-content {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--primary);
  color: white;
  padding: 8px 16px;
  z-index: 10000;
  transition: top var(--transition-fast);
  border-radius: 0 0 var(--border-radius) 0;
  font-weight: 600;
  text-decoration: none;
}

.skip-to-content:focus {
  top: 0;
  outline: 2px solid var(--accent-cyan);
  outline-offset: 2px;
}

/* Visually Hidden (SEO + Accessibility) */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a:hover {
  color: var(--accent-cyan);
}

img {
  max-width: 100%;
  height: auto;
}

/* Container */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}

/* ========================================
   Typography
   ======================================== */

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
  font-size: 1.25rem;
}

p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.text-gradient {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ========================================
   Buttons
   ======================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(59, 130, 246, 0.5);
  color: white;
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-light);
}

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

.btn-accent {
  background: var(--gradient-accent);
  color: var(--bg-primary);
  font-weight: 700;
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-cyan);
  color: var(--bg-primary);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1.125rem;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.875rem;
}

/* ========================================
   Navigation
   ======================================== */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
}

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

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.navbar-brand:hover {
  color: var(--text-primary);
}

.navbar-brand .logo-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.25rem;
}

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

.navbar-menu a {
  color: var(--text-secondary);
  font-weight: 500;
  transition: color var(--transition-fast);
}

.navbar-menu a:hover,
.navbar-menu a.active {
  color: var(--text-primary);
}

.navbar-menu a.nav-highlight {
  color: var(--accent-cyan);
  font-weight: 600;
}

.navbar-menu a.nav-highlight:hover {
  color: var(--text-primary);
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Mobile Menu */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
}

.menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: all var(--transition-fast);
}

@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
    z-index: 1002;
  }

  .navbar-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100vh;
    background: #0f172a;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    gap: 24px;
    transform: translateX(-100%);
    transition: transform var(--transition-normal), opacity var(--transition-normal);
    z-index: 1001;
    opacity: 0;
    visibility: hidden;
  }

  .navbar-menu.active {
    transform: translateX(0);
    opacity: 1;
    visibility: visible;
  }

  .navbar-menu a {
    font-size: 1.25rem;
    padding: 8px 0;
  }

  .navbar-actions {
    display: none;
  }
}

/* ========================================
   Hero Section
   ======================================== */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 30%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
              radial-gradient(circle at 70% 70%, rgba(168, 85, 247, 0.1) 0%, transparent 50%);
  animation: rotate 30s linear infinite;
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-content {
  max-width: 600px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: var(--success);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.hero h1 {
  margin-bottom: 24px;
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 32px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
}

.hero-emulator-cta {
  margin-top: 24px;
}

.hero-emulator-cta-featured {
  margin-top: 32px;
  margin-bottom: 24px;
}

.emulator-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: rgba(34, 211, 238, 0.1);
  border: 1px solid rgba(34, 211, 238, 0.3);
  border-radius: var(--border-radius);
  padding: 12px 20px;
  color: var(--text-primary);
  transition: all var(--transition-normal);
  text-decoration: none;
}

.emulator-link-featured {
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.15) 0%, rgba(59, 130, 246, 0.15) 100%);
  border: 2px solid rgba(34, 211, 238, 0.5);
  padding: 16px 28px;
  border-radius: 16px;
  box-shadow: 0 0 20px rgba(34, 211, 238, 0.15);
  animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% {
    box-shadow: 0 0 20px rgba(34, 211, 238, 0.15);
  }
  50% {
    box-shadow: 0 0 30px rgba(34, 211, 238, 0.3);
  }
}

.emulator-link:hover {
  background: rgba(34, 211, 238, 0.2);
  border-color: var(--accent-cyan);
  transform: translateX(4px);
  box-shadow: var(--shadow-glow-cyan);
}

.emulator-link-featured:hover {
  transform: translateY(-2px) translateX(4px);
  box-shadow: 0 0 40px rgba(34, 211, 238, 0.4);
  animation: none;
}

.emulator-icon {
  font-size: 24px;
}

.emulator-text {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.emulator-text strong {
  color: var(--accent-cyan);
  font-size: 15px;
}

.emulator-text small {
  color: var(--text-secondary);
  font-size: 13px;
  margin-top: 2px;
}

.emulator-arrow {
  font-size: 18px;
  color: var(--accent-cyan);
  transition: transform var(--transition-fast);
}

.emulator-link:hover .emulator-arrow {
  transform: translateX(4px);
}

.hero-visual {
  position: relative;
}

.hero-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--border-radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-lg);
}

.hero-code {
  background: var(--bg-primary);
  border-radius: var(--border-radius);
  padding: 20px;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  overflow-x: auto;
}

.hero-code .line {
  display: block;
  line-height: 1.8;
}

.hero-code .keyword { color: var(--accent-purple); }
.hero-code .string { color: var(--success); }
.hero-code .property { color: var(--accent-cyan); }
.hero-code .comment { color: var(--text-muted); }

/* Hero Card - macOS Style */
.hero-card-mac {
  background: #1a1a2e;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.hero-card-header {
  display: flex;
  align-items: center;
  padding: 12px 16px;
  background: #2d2d3a;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.mac-buttons {
  display: flex;
  gap: 8px;
}

.mac-btn {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.mac-btn.red { background: #ff5f56; }
.mac-btn.yellow { background: #ffbd2e; }
.mac-btn.green { background: #27ca40; }

.hero-card-title {
  flex: 1;
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  margin-right: 44px;
}

.hero-card-mac .hero-code {
  background: #1a1a2e;
  padding: 20px;
  font-size: 0.8rem;
  line-height: 1.7;
}

.hero-code-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 20px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent-purple) 100%);
  color: white;
  font-weight: 600;
  font-size: 0.9375rem;
  text-decoration: none;
  transition: all var(--transition-normal);
}

.hero-code-cta:hover {
  background: linear-gradient(135deg, var(--primary-hover) 0%, #9333ea 100%);
  color: white;
}

.hero-code-cta-icon {
  font-size: 0.875rem;
}

@media (max-width: 1100px) {
  .hero-card-mac .hero-code {
    font-size: 0.7rem;
    padding: 16px;
  }
}

@media (max-width: 968px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-emulator-cta {
    display: flex;
    justify-content: center;
  }

  .emulator-link {
    padding: 10px 16px;
  }

  .emulator-text strong {
    font-size: 14px;
  }

  .emulator-text small {
    font-size: 12px;
  }

  .hero-visual {
    display: none;
  }
}

/* Page Header - Subpages (pricing, blog, faq, contact) */
.page-header {
  padding: 100px 0 32px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 30%, rgba(59, 130, 246, 0.08) 0%, transparent 50%),
              radial-gradient(circle at 70% 70%, rgba(168, 85, 247, 0.08) 0%, transparent 50%);
  animation: rotate 30s linear infinite;
  pointer-events: none;
}

.page-header .container {
  position: relative;
  z-index: 1;
}

.page-header .section-header {
  margin-bottom: 0;
}

.page-header h1 {
  font-size: clamp(2rem, 4vw, 2.5rem);
  margin-bottom: 12px;
}

.page-header p {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 0;
}

/* ========================================
   Features Section
   ======================================== */

.features {
  padding: var(--section-padding) 0;
}

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 60px;
}

.section-header h2 {
  margin-bottom: 16px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--border-radius-lg);
  padding: var(--card-padding);
  transition: all var(--transition-normal);
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}

.feature-icon {
  width: 48px;
  height: 48px;
  background: var(--gradient-primary);
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.feature-card h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.feature-card p {
  font-size: 0.9375rem;
  margin-bottom: 0;
}

/* ========================================
   Banks Section
   ======================================== */

.banks {
  padding: var(--section-padding) 0;
  background: var(--bg-secondary);
}

.banks-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 24px;
}

.bank-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 24px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
  font-weight: 500;
  transition: all var(--transition-fast);
}

.bank-item:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
}

/* ========================================
   How It Works Section
   ======================================== */

.how-it-works {
  padding: var(--section-padding) 0;
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 32px;
  position: relative;
}

.step {
  text-align: center;
  position: relative;
}

.step-number {
  width: 64px;
  height: 64px;
  background: var(--gradient-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--bg-primary);
  margin: 0 auto 20px;
}

.step h3 {
  margin-bottom: 12px;
}

/* ========================================
   Pricing Section
   ======================================== */

.pricing {
  padding: var(--section-padding) 0;
  background: var(--bg-secondary);
}

.pricing-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 48px;
}

.pricing-toggle span {
  color: var(--text-secondary);
}

.pricing-toggle span.active {
  color: var(--text-primary);
}

.toggle-switch {
  width: 56px;
  height: 28px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 100px;
  position: relative;
  cursor: pointer;
}

.toggle-switch::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  background: var(--primary);
  border-radius: 50%;
  transition: transform var(--transition-fast);
}

.toggle-switch.active::after {
  transform: translateX(28px);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.pricing-card {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--border-radius-lg);
  padding: 32px;
  position: relative;
  transition: all var(--transition-normal);
}

.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-accent);
  color: var(--bg-primary);
  padding: 4px 16px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}

.pricing-header {
  text-align: center;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}

.pricing-header h3 {
  margin-bottom: 8px;
}

.pricing-header .price {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.pricing-header .price span {
  font-size: 1rem;
  color: var(--text-secondary);
  font-weight: 400;
}

.pricing-features {
  list-style: none;
  margin-bottom: 24px;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 0;
  color: var(--text-secondary);
}

.pricing-features li::before {
  content: '✓';
  color: var(--success);
  font-weight: 700;
}

.pricing-features li.disabled {
  opacity: 0.5;
}

.pricing-features li.disabled::before {
  content: '×';
  color: var(--text-muted);
}

.pricing-card .btn {
  width: 100%;
}

/* ========================================
   Code Block - Terminal Style
   ======================================== */

.code-block {
  position: relative;
  background: #1a1a2e;
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
  overflow: hidden;
  max-width: 100%;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
}

/* Terminal Title Bar */
.terminal-header {
  display: flex;
  align-items: center;
  padding: 12px 16px;
  background: #2d2d3a;
  border-bottom: 1px solid var(--border);
}

.terminal-buttons {
  display: flex;
  gap: 8px;
  margin-right: 16px;
}

.terminal-btn {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.terminal-btn.red { background: #ff5f56; }
.terminal-btn.yellow { background: #ffbd2e; }
.terminal-btn.green { background: #27ca40; }

.terminal-title {
  flex: 1;
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.code-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 16px;
  background: #252532;
  border-bottom: 1px solid var(--border);
}

.code-tabs {
  display: flex;
  gap: 4px;
}

.code-tab {
  padding: 6px 14px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 0.8rem;
  cursor: pointer;
  border-radius: 6px 6px 0 0;
  transition: all var(--transition-fast);
  font-family: var(--font-mono);
}

.code-tab:hover {
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.05);
}

.code-tab.active {
  background: #1a1a2e;
  color: var(--accent-cyan);
}

.copy-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-muted);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: var(--font-mono);
}

.copy-btn:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.copy-btn.copied {
  background: var(--success);
  border-color: var(--success);
  color: white;
}

.code-content {
  padding: 20px;
  overflow: hidden;
  background: #1a1a2e;
}

.code-content pre {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.8;
  overflow-x: auto;
  white-space: pre;
  max-width: 100%;
  color: #e4e4e7;
}

/* Terminal prompt style for cURL */
.code-content pre::before {
  content: none;
}

/* Syntax Highlighting */
.token.comment { color: var(--text-muted); }
.token.keyword { color: var(--accent-purple); }
.token.string { color: var(--success); }
.token.number { color: var(--warning); }
.token.property { color: var(--accent-cyan); }
.token.function { color: var(--primary); }
.token.operator { color: var(--text-secondary); }
.token.punctuation { color: var(--text-secondary); }

/* ========================================
   FAQ Section
   ======================================== */

.faq {
  padding: var(--section-padding) 0;
}

.faq-category {
  max-width: 800px;
  margin: 0 auto 48px;
}

.faq-category:last-child {
  margin-bottom: 0;
}

.faq-category-title {
  font-size: 1.25rem;
  color: var(--accent-cyan);
  margin-bottom: 28px;
  padding-left: 4px;
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
  margin-bottom: 16px;
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.faq-question:hover {
  background: var(--bg-tertiary);
}

.faq-icon {
  font-size: 1.5rem;
  color: var(--text-secondary);
  transition: transform var(--transition-fast);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-answer-content {
  padding: 16px 24px 20px;
  color: var(--text-secondary);
}

/* ========================================
   Contact Section
   ======================================== */

.contact {
  padding: var(--section-padding) 0;
  background: var(--bg-secondary);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
  max-width: 800px;
  margin: 0 auto;
}

.contact-card {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--border-radius-lg);
  padding: 32px;
  text-align: center;
  transition: all var(--transition-normal);
}

.contact-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}

.contact-icon {
  width: 64px;
  height: 64px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin: 0 auto 20px;
}

.contact-card h3 {
  margin-bottom: 8px;
}

.contact-card p {
  margin-bottom: 20px;
}

/* ========================================
   Blog Section
   ======================================== */

.blog {
  padding: var(--section-padding) 0;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
}

.blog-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.blog-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}

.blog-image {
  width: 100%;
  height: 200px;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}

.blog-content {
  padding: 24px;
}

.blog-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 12px;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.blog-card h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.blog-card h3 a {
  color: var(--text-primary);
}

.blog-card h3 a:hover {
  color: var(--accent-cyan);
}

.blog-excerpt {
  font-size: 0.9375rem;
  margin-bottom: 16px;
}

.read-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
}

/* ========================================
   Footer
   ======================================== */

.footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--border);
  padding: 60px 0 30px;
}

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

.footer-brand {
  max-width: 300px;
}

.footer-brand .navbar-brand {
  margin-bottom: 16px;
  display: inline-flex;
}

.footer-brand p {
  font-size: 0.9375rem;
}

.footer-column h4,
.footer-heading {
  margin-bottom: 20px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.footer-links {
  list-style: none;
}

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

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

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

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 30px;
  border-top: 1px solid var(--border);
}

.footer-bottom p {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 0;
}

.social-links {
  display: flex;
  gap: 16px;
}

.social-links a {
  color: var(--text-secondary);
  font-size: 1.25rem;
}

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

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}

/* ========================================
   Docs Page - Sidebar Layout
   ======================================== */

.docs-layout {
  padding-top: 100px;
  min-height: 100vh;
}

.docs-sidebar {
  position: fixed;
  top: 80px;
  left: max(20px, calc((100vw - var(--container-max)) / 2 + 20px));
  width: 260px;
  height: calc(100vh - 100px);
  overflow-y: auto;
  padding-top: 20px;
  padding-right: 20px;
  z-index: 100;
}

.docs-content {
  margin-left: 300px;
  padding-bottom: 80px;
  min-width: 0;
  overflow-x: auto;
}

.docs-nav {
  list-style: none;
}

.docs-nav-item {
  margin-bottom: 8px;
}

.docs-nav-link {
  display: block;
  padding: 10px 16px;
  color: var(--text-secondary);
  border-radius: 8px;
  transition: all var(--transition-fast);
}

.docs-nav-link:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.docs-nav-link.active {
  background: var(--bg-secondary);
  color: var(--primary);
  border-left: 3px solid var(--primary);
}

/* Docs Sub Navigation */
.docs-subnav {
  list-style: none;
  margin: 0;
  padding: 0;
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
}

.docs-nav-item.has-subnav.expanded .docs-subnav,
.docs-nav-item.has-subnav:has(.docs-nav-link.active) .docs-subnav {
  max-height: 300px;
}

.docs-subnav li {
  margin: 0;
}

.docs-subnav-link {
  display: block;
  padding: 8px 16px 8px 32px;
  color: var(--text-muted);
  font-size: 0.875rem;
  border-radius: 6px;
  transition: all var(--transition-fast);
  border-left: 2px solid transparent;
  margin-left: 16px;
}

.docs-subnav-link:hover {
  color: var(--text-secondary);
  background: rgba(59, 130, 246, 0.05);
}

.docs-subnav-link.active {
  color: var(--primary);
  background: rgba(59, 130, 246, 0.1);
  border-left-color: var(--primary);
}

.docs-section {
  margin-bottom: 60px;
}

.docs-section h2 {
  font-size: 1.75rem;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.docs-section h3 {
  font-size: 1.25rem;
  margin: 40px 0 16px;
}

.docs-section h4 {
  font-size: 1.1rem;
  margin: 36px 0 16px;
  color: var(--text-primary);
  font-weight: 600;
}

/* 첫 번째 h4가 h3 바로 뒤에 오는 경우 상단 여백 줄임 */
.docs-section h3 + .mb-3 + h4,
.docs-section h3 + p + .mb-3 + h4 {
  margin-top: 24px;
}

.docs-section h3 + p,
.docs-section h4 + p {
  margin-bottom: 20px;
}

.docs-section .code-block {
  margin-bottom: 28px;
}

.docs-section .params-table {
  margin-bottom: 32px;
}

/* blockquote 뒤에 오는 h4 상단 여백 */
.docs-section blockquote + h4 {
  margin-top: 40px;
}

/* h4 바로 뒤에 table이 오는 경우 */
.docs-section h4 + .params-table {
  margin-top: 16px;
}

.endpoint-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 12px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 600;
}

.endpoint-badge.post {
  background: rgba(34, 211, 238, 0.1);
  color: var(--accent-cyan);
}

.endpoint-badge.get {
  background: rgba(16, 185, 129, 0.1);
  color: var(--success);
}

.endpoint-badge.delete {
  background: rgba(239, 68, 68, 0.1);
  color: var(--error);
}

.endpoint-badge.put {
  background: rgba(245, 158, 11, 0.1);
  color: var(--warning);
}

.params-table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
}

.params-table th,
.params-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.params-table th {
  background: var(--bg-secondary);
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.params-table td {
  font-size: 0.9375rem;
}

.params-table code {
  background: var(--bg-secondary);
  padding: 2px 8px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.875rem;
}

.required-badge {
  background: var(--error);
  color: white;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
}

.optional-badge {
  background: var(--text-muted);
  color: white;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
}

.status-badge {
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
}

.status-badge.active {
  background: rgba(16, 185, 129, 0.15);
  color: #10b981;
}

.status-badge.pending {
  background: rgba(245, 158, 11, 0.15);
  color: #f59e0b;
}

.status-badge.inactive {
  background: rgba(107, 114, 128, 0.15);
  color: #6b7280;
}

/* Mobile Table - Horizontal Scroll */
.table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 20px 0;
  border-radius: var(--border-radius);
}

.table-wrapper .params-table {
  margin: 0;
  min-width: 500px;
}

@media (max-width: 768px) {
  .params-table {
    font-size: 0.8125rem;
  }

  .params-table th,
  .params-table td {
    padding: 10px 12px;
    white-space: nowrap;
  }

  .params-table th:last-child,
  .params-table td:last-child {
    white-space: normal;
    min-width: 120px;
  }

  .required-badge,
  .optional-badge {
    white-space: nowrap;
    padding: 2px 6px;
    font-size: 0.6875rem;
  }

  .params-table code {
    font-size: 0.75rem;
    padding: 1px 6px;
  }
}

@media (max-width: 968px) {
  .docs-sidebar {
    position: static;
    width: 100%;
    height: auto;
    left: 0;
    padding: 20px;
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    margin-bottom: 32px;
  }

  .docs-content {
    margin-left: 0;
  }
}

/* ========================================
   Utilities
   ======================================== */

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mt-5 { margin-top: 48px; }

.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.mb-5 { margin-bottom: 48px; }

.hidden { display: none; }
.visible { display: block; }

/* ========================================
   Animations
   ======================================== */

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Glassmorphism Card */
.glass-card {
  background: rgba(30, 41, 59, 0.5);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-lg);
}

/* Glow Effect */
.glow {
  box-shadow: var(--shadow-glow);
}

.glow-cyan {
  box-shadow: var(--shadow-glow-cyan);
}

.glow-purple {
  box-shadow: var(--shadow-glow-purple);
}

/* Toast Notification */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  padding: 16px 24px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  transform: translateY(100px);
  opacity: 0;
  transition: all var(--transition-normal);
  z-index: 9999;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast.success {
  border-color: var(--success);
}

.toast.error {
  border-color: var(--error);
}

/* Form Elements */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: var(--text-primary);
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
  color: var(--text-primary);
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.form-input::placeholder {
  color: var(--text-muted);
}

/* Blog Article */
.blog-article {
  max-width: 800px;
  margin: 0 auto;
  padding: 120px 20px 80px;
}

.blog-article-header {
  margin-bottom: 48px;
}

.blog-article-header h1 {
  font-size: clamp(2rem, 4vw, 2.5rem);
  margin-bottom: 24px;
}

.blog-article-meta {
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--text-secondary);
}

.blog-article-content {
  font-size: 1.125rem;
  line-height: 1.8;
}

.blog-article-content h2 {
  font-size: 1.75rem;
  margin: 48px 0 24px;
}

.blog-article-content h3 {
  font-size: 1.375rem;
  margin: 32px 0 16px;
}

.blog-article-content p {
  margin-bottom: 24px;
  color: var(--text-secondary);
}

.blog-article-content ul,
.blog-article-content ol {
  margin-bottom: 24px;
  padding-left: 24px;
}

.blog-article-content li {
  margin-bottom: 12px;
  color: var(--text-secondary);
}

.blog-article-content code {
  background: var(--bg-secondary);
  padding: 2px 8px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.9em;
}

.blog-article-content blockquote {
  border-left: 4px solid var(--primary);
  padding-left: 24px;
  margin: 32px 0;
  font-style: italic;
  color: var(--text-secondary);
}

/* Warning/Info Blockquote */
blockquote.warning {
  background: rgba(251, 191, 36, 0.1);
  border: 1px solid rgba(251, 191, 36, 0.3);
  border-left: 4px solid #FBBF24;
  padding: 16px 20px;
  margin: 24px 0;
  border-radius: var(--border-radius);
  font-style: normal;
  color: var(--text-primary);
}

blockquote.warning strong {
  color: #FBBF24;
}

blockquote.warning a {
  color: var(--primary);
  text-decoration: underline;
}

blockquote.warning a:hover {
  color: var(--accent);
}

blockquote.info {
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-left: 4px solid var(--primary);
  padding: 16px 20px;
  margin: 28px 0;
  border-radius: 8px;
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

blockquote.info strong {
  color: var(--primary);
}

blockquote.info a {
  color: var(--primary);
  text-decoration: underline;
}

blockquote.info a:hover {
  color: var(--accent);
}

/* API Playground */
.api-playground {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
  margin: 24px 0;
  overflow: hidden;
}

.playground-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border);
}

.playground-header h4 {
  margin: 0;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
}

.playground-badge {
  font-size: 0.75rem;
  padding: 2px 8px;
  background: rgba(34, 211, 238, 0.15);
  color: var(--accent-cyan);
  border-radius: 4px;
}

.playground-body {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: 200px;
}

.playground-form {
  padding: 16px;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.playground-form .form-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.playground-form label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.playground-form select,
.playground-form input {
  padding: 8px 10px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-primary);
  font-size: 0.8125rem;
  font-family: var(--font-mono);
}

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

.date-range {
  display: flex;
  align-items: center;
  gap: 8px;
}

.date-range input {
  flex: 1;
  min-width: 0;
}

.date-range span {
  color: var(--text-muted);
}

.playground-btn {
  margin-top: auto;
  padding: 10px 16px;
  font-size: 0.8125rem;
}

.playground-result {
  padding: 16px;
  overflow: auto;
  background: var(--bg-primary);
}

.result-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  min-height: 168px;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.playground-result pre {
  margin: 0;
  font-size: 0.75rem;
  line-height: 1.5;
  color: var(--text-primary);
  white-space: pre-wrap;
  word-break: break-all;
}

.playground-result .loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 100%;
  color: var(--text-secondary);
}

.playground-result .loading::before {
  content: '';
  width: 16px;
  height: 16px;
  border: 2px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@media (max-width: 768px) {
  .playground-body {
    grid-template-columns: 1fr;
  }

  .playground-form {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  .playground-result {
    min-height: 200px;
  }
}

/* ========================================
   API Emulator
   ======================================== */

.emulator-step {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
  margin: 24px 0;
  overflow: hidden;
}

.step-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border);
}

.step-header .step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: var(--primary);
  color: white;
  font-size: 0.875rem;
  font-weight: 700;
  border-radius: 50%;
}

.step-header h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.step-badge {
  font-size: 0.6875rem;
  padding: 2px 8px;
  background: rgba(251, 191, 36, 0.15);
  color: var(--accent-amber);
  border-radius: 4px;
  font-weight: 500;
}

.emulator-step > p {
  margin: 0;
  padding: 12px 20px;
  font-size: 0.875rem;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
}

.emulator-container {
  display: grid;
  grid-template-columns: 450px 1fr;
}

.emulator-form {
  padding: 20px;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.emulator-form .form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.emulator-form label {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.emulator-form select,
.emulator-form input {
  padding: 10px 12px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-primary);
  font-size: 0.875rem;
  font-family: var(--font-mono);
}

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

.emulator-form .form-row-inline {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.emulator-form .btn {
  margin-top: 8px;
  padding: 12px 16px;
}

.emulator-curl {
  padding: 20px;
  background: var(--bg-primary);
  overflow: auto;
}

.curl-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.curl-header span {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.emulator-curl pre {
  margin: 0;
  padding: 16px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.75rem;
  line-height: 1.6;
  color: var(--text-primary);
  white-space: pre-wrap;
  word-break: break-all;
  overflow-x: auto;
}

.emulator-result {
  padding: 20px;
  background: var(--bg-tertiary);
  border-top: 1px solid var(--border);
}

.emulator-result .result-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 80px;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.emulator-result pre {
  margin: 0;
  padding: 16px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.75rem;
  line-height: 1.5;
  color: var(--text-primary);
  white-space: pre-wrap;
  word-break: break-all;
  max-height: 400px;
  overflow: auto;
}

.emulator-result .success {
  border-left: 3px solid var(--success);
}

.emulator-result .error {
  border-left: 3px solid var(--error);
}

.emulator-result .loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 80px;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.emulator-result .loading::before {
  content: '';
  width: 18px;
  height: 18px;
  border: 2px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@media (max-width: 900px) {
  .emulator-container {
    grid-template-columns: 1fr;
  }

  .emulator-form {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  .emulator-curl {
    max-height: 250px;
    overflow: auto;
  }
}

@media (max-width: 480px) {
  .emulator-form .form-row-inline {
    grid-template-columns: 1fr;
  }
}

/* Table of Contents */
.toc {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
  padding: 24px;
  margin-bottom: 48px;
}

.toc h4 {
  margin-bottom: 16px;
}

.toc ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.toc li {
  margin-bottom: 8px;
}

.toc a {
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

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