/* ============================================
   RESET & BASE STYLES
   ============================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Color Palette - Halogen Branding */
  --primary-gradient: linear-gradient(135deg, #004bc3 0%, #004bc3 100%);
  --secondary-gradient: linear-gradient(135deg, #004bc3 0%, #6a82fb 100%);
  --accent-gradient: linear-gradient(135deg, #004bc3 0%, #6a82fb 100%);

  --bg-primary: #0f1420;
  --bg-secondary: #1a1f3d;
  --bg-tertiary: #252b4a;
  --bg-card: #1e2339;
  --bg-hover: #2a3050;

  --text-primary: #ffffff;
  --text-secondary: #a0aec0;
  --text-muted: #718096;

  --border-color: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(0, 75, 195, 0.3);

  --success: #48bb78;
  --warning: #ed8936;
  --error: #f56565;
  --info: #004bc3;

  /* Shadows */
  --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 16px rgba(0, 75, 195, 0.2);

  /* Spacing - Compact */
  --spacing-xs: 0.375rem;
  --spacing-sm: 0.625rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.25rem;
  --spacing-xl: 1.75rem;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* ============================================
   HEADER
   ============================================ */
.header {
  background: rgba(26, 31, 58, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: all var(--transition-base);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.logo-icon {
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-5px);
  }
}

.logo-text {
  font-size: 1.25rem;
  font-weight: 700;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-gradient);
  transition: width var(--transition-base);
}

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

.nav-link:hover::after {
  width: 100%;
}

.btn-primary {
  background: var(--primary-gradient);
  color: white;
  padding: 0.625rem 1.5rem;
  border-radius: var(--radius-lg);
  text-decoration: none;
  font-weight: 600;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-sm);
}

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

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  padding: var(--spacing-lg) 0;
  background: linear-gradient(
    180deg,
    var(--bg-secondary) 0%,
    var(--bg-primary) 100%
  );
  border-bottom: 1px solid var(--border-color);
}

.hero-content {
  text-align: center;
}

.hero-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  background: linear-gradient(135deg, #ffffff 0%, #a0aec0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-md);
  max-width: 600px;
  margin: 0 auto;
}

.stat-card {
  background: var(--bg-card);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  transition: all var(--transition-base);
}

.stat-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-md);
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-top: var(--spacing-xs);
}

/* ============================================
   MAIN CONTENT
   ============================================ */
.main {
  padding: var(--spacing-lg) 0;
}

.section {
  margin-bottom: var(--spacing-lg);
}

.section-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

/* ============================================
   INFO GRID
   ============================================ */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.info-card {
  background: var(--bg-card);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  transition: all var(--transition-base);
}

.info-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-md);
}

.info-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
}

.info-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.info-card p {
  color: var(--text-secondary);
  line-height: 1.6;
}

.info-card code {
  background: var(--bg-tertiary);
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  color: #4facfe;
  font-family: "Monaco", "Courier New", monospace;
}

/* ============================================
   AUTHENTICATION CARD
   ============================================ */
.auth-card {
  background: var(--bg-card);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
}

.auth-card h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.auth-steps {
  margin-bottom: var(--spacing-lg);
  padding-left: var(--spacing-md);
}

.auth-steps li {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
  line-height: 1.8;
}

.auth-steps a {
  color: #4facfe;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.auth-steps a:hover {
  color: #00f2fe;
}

.badge {
  display: inline-block;
  background: var(--bg-tertiary);
  color: var(--text-primary);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  margin: 0 0.25rem;
}

.alert {
  background: rgba(237, 137, 54, 0.1);
  border: 1px solid rgba(237, 137, 54, 0.3);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  margin-top: var(--spacing-md);
  color: var(--text-secondary);
}

.alert strong {
  color: var(--warning);
}

/* ============================================
   CODE BLOCKS
   ============================================ */
.code-block {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: var(--spacing-md);
}

.code-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(0, 0, 0, 0.2);
  border-bottom: 1px solid var(--border-color);
}

.code-header span {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.copy-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 0.375rem 0.875rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

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

.code-block pre {
  padding: var(--spacing-md);
  overflow-x: auto;
  margin: 0;
}

.code-block code {
  font-family: "Monaco", "Courier New", monospace;
  font-size: 0.875rem;
  line-height: 1.6;
  color: #e2e8f0;
}

/* ============================================
   ENDPOINT CARDS
   ============================================ */
.endpoint-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

.endpoint-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--border-hover);
}

.endpoint-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background: rgba(0, 0, 0, 0.2);
  border-bottom: 1px solid var(--border-color);
}

.endpoint-method {
  font-weight: 700;
  font-size: 0.875rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  letter-spacing: 0.05em;
}

.method-post {
  background: rgba(72, 187, 120, 0.2);
  color: var(--success);
  border: 1px solid var(--success);
}

.endpoint-path {
  font-family: "Monaco", "Courier New", monospace;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  flex: 1;
}

.endpoint-badge {
  padding: 0.375rem 0.875rem;
  border-radius: var(--radius-md);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-read {
  background: rgba(66, 153, 225, 0.2);
  color: var(--info);
  border: 1px solid var(--info);
}

.badge-write {
  background: rgba(245, 101, 101, 0.2);
  color: var(--error);
  border: 1px solid var(--error);
}

.endpoint-description {
  padding: var(--spacing-md) var(--spacing-lg);
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-color);
}

.endpoint-content {
  padding: var(--spacing-lg);
}

/* ============================================
   TABS
   ============================================ */
.tabs {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
  border-bottom: 2px solid var(--border-color);
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
}

.tab-btn:hover {
  color: var(--text-primary);
}

.tab-btn.active {
  color: var(--text-primary);
  border-bottom-color: #667eea;
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================
   FORM ELEMENTS
   ============================================ */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

.select-input,
.text-input,
.textarea-input {
  width: 100%;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  color: var(--text-primary);
  font-size: 0.9375rem;
  font-family: inherit;
  transition: all var(--transition-fast);
}

.select-input:focus,
.text-input:focus,
.textarea-input:focus {
  outline: none;
  border-color: #667eea;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.select-input {
  cursor: pointer;
}

.textarea-input {
  font-family: "Monaco", "Courier New", monospace;
  resize: vertical;
}

.action-description {
  margin-top: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(102, 126, 234, 0.05);
  border-left: 3px solid #667eea;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.5;
}

/* ============================================
   RESPONSE SECTION
   ============================================ */
.response-status {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.status-badge {
  display: inline-block;
  padding: 0.375rem 0.875rem;
  border-radius: var(--radius-md);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.status-200 {
  background: rgba(72, 187, 120, 0.2);
  color: var(--success);
  border: 1px solid var(--success);
}

.status-400,
.status-401,
.status-403,
.status-404,
.status-410,
.status-412,
.status-429,
.status-500,
.status-503 {
  background: rgba(245, 101, 101, 0.2);
  color: var(--error);
  border: 1px solid var(--error);
}

.status-loading {
  background: rgba(66, 153, 225, 0.2);
  color: var(--info);
  border: 1px solid var(--info);
}

.status-label {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.subsection-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: var(--spacing-lg) 0 var(--spacing-md);
}

.error-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.error-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.error-item span:last-child {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

/* ============================================
   TRY IT SECTION
   ============================================ */
.try-it-section {
  max-width: 700px;
}

.btn-execute {
  background: var(--primary-gradient);
  color: white;
  border: none;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
  box-shadow: var(--shadow-sm);
}

.btn-execute:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.btn-execute:active {
  transform: translateY(0);
}

.btn-icon {
  font-size: 0.875rem;
}

.result-container {
  margin-top: var(--spacing-lg);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.result-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(0, 0, 0, 0.2);
  border-bottom: 1px solid var(--border-color);
}

.result-header span:first-child {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.result-container pre {
  padding: var(--spacing-md);
  overflow-x: auto;
  margin: 0;
}

.result-container code {
  font-family: "Monaco", "Courier New", monospace;
  font-size: 0.875rem;
  line-height: 1.6;
  color: #e2e8f0;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: var(--spacing-lg) 0;
  margin-top: var(--spacing-xl);
}

.footer-content {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

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

.footer-links {
  display: flex;
  gap: var(--spacing-lg);
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

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

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
  .hero-title {
    font-size: 2.5rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .header-content {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .nav {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .endpoint-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .info-grid {
    grid-template-columns: 1fr;
  }

  .tabs {
    overflow-x: auto;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
  }
}

/* ============================================
   SCROLLBAR STYLING
   ============================================ */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-tertiary);
}

::-webkit-scrollbar-thumb {
  background: var(--bg-hover);
  border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb:hover {
  background: #667eea;
}

/* ============================================
   SELECTION STYLING
   ============================================ */
::selection {
  background: rgba(102, 126, 234, 0.3);
  color: var(--text-primary);
}