@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root {
  /* Brand */
  --navy: #13324C;
  --teal: #4B8BA2;
  --ice: #89C2D9;
  --teal-bright: #5BA3BD;
  --teal-deep: #3A7084;

  /* Light semantic */
  --bg-base: #F7F8FA;
  --bg-surface: #ffffff;
  --bg-surface-alt: #f1f5f9;
  --bg-elevated: rgba(255,255,255,0.9);
  --bg-code: #0d1f2e;
  --bg-overlay: rgba(15, 23, 42, 0.6);

  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --text-faint: #cbd5e1;
  --text-on-dark: #89C2D9;
  --text-on-teal: #ffffff;

  --border-default: #e2e8f0;
  --border-subtle: #f1f5f9;
  --border-strong: #cbd5e1;
  --grid-color: #f1f5f9;

  --tooltip-bg: #0f172a;
  --input-bg: #ffffff;
  --input-border: #e2e8f0;
  --input-focus-ring: rgba(75,139,162,0.18);

  --accent-success: #10b981;
  --accent-success-bg: #ecfdf5;
  --accent-success-border: #a7f3d0;
  --accent-warning: #f59e0b;
  --accent-warning-bg: #fffbeb;
  --accent-warning-border: #fde68a;
  --accent-danger: #ef4444;
  --accent-danger-bg: #fef2f2;
  --accent-danger-border: #fecaca;
  --accent-info: #3b82f6;
  --accent-info-bg: #eff6ff;
  --accent-info-border: #bfdbfe;

  --shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-card: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-card-hover: 0 12px 32px rgba(0,0,0,0.08), 0 4px 8px rgba(0,0,0,0.04);
  --shadow-pop: 0 20px 50px rgba(0,0,0,0.15), 0 8px 16px rgba(0,0,0,0.06);
  --shadow-glow: 0 0 24px rgba(75,139,162,0.25);

  --header-bg: rgba(15, 31, 46, 0.88);
  --bar-bg: rgba(255,255,255,0.85);
  --mesh-1: rgba(75,139,162,0.10);
  --mesh-2: rgba(137,194,217,0.08);
  --mesh-3: rgba(91, 163, 189, 0.05);

  --redoc-sidebar: #f8fafc;
  --redoc-panel: #0d1f2e;
  --redoc-text: #0f172a;
  --redoc-code-bg: rgba(75,139,162,0.08);
  --redoc-border: #e2e8f0;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-2xl: 28px;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

[data-theme="dark"] {
  --bg-base: #060d16;
  --bg-surface: #0d1f2e;
  --bg-surface-alt: #122838;
  --bg-elevated: rgba(13, 31, 46, 0.9);
  --bg-code: #03080f;
  --bg-overlay: rgba(0, 0, 0, 0.75);

  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-faint: #475569;
  --text-on-dark: #89C2D9;

  --border-default: #1e3a5f;
  --border-subtle: #15304a;
  --border-strong: #2a4a6b;
  --grid-color: #1e3a5f;

  --tooltip-bg: #03080f;
  --input-bg: #0a1622;
  --input-border: #1e3a5f;
  --input-focus-ring: rgba(75,139,162,0.30);

  --accent-success-bg: rgba(16, 185, 129, 0.12);
  --accent-success-border: rgba(16, 185, 129, 0.3);
  --accent-warning-bg: rgba(245, 158, 11, 0.12);
  --accent-warning-border: rgba(245, 158, 11, 0.3);
  --accent-danger-bg: rgba(239, 68, 68, 0.12);
  --accent-danger-border: rgba(239, 68, 68, 0.3);
  --accent-info-bg: rgba(59, 130, 246, 0.12);
  --accent-info-border: rgba(59, 130, 246, 0.3);

  --shadow-xs: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.4);
  --shadow-card: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-card-hover: 0 16px 40px rgba(0,0,0,0.5), 0 6px 12px rgba(0,0,0,0.3);
  --shadow-pop: 0 25px 60px rgba(0,0,0,0.6), 0 10px 20px rgba(0,0,0,0.4);

  --header-bg: rgba(6, 13, 22, 0.92);
  --bar-bg: rgba(13, 31, 46, 0.85);
  --mesh-1: rgba(75,139,162,0.15);
  --mesh-2: rgba(137,194,217,0.10);
  --mesh-3: rgba(91, 163, 189, 0.08);

  --redoc-sidebar: #0d1f2e;
  --redoc-panel: #03080f;
  --redoc-text: #f1f5f9;
  --redoc-code-bg: rgba(137,194,217,0.12);
  --redoc-border: #1e3a5f;
}

/* ============================================================
   BASE
   ============================================================ */
* { 
  transition: background-color 0.3s var(--ease-out), border-color 0.3s var(--ease-out), color 0.2s var(--ease-out);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', ui-sans-serif, system-ui, -apple-system, sans-serif;
  background-color: var(--bg-base);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
}

code, pre, .font-mono {
  font-family: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;
  font-feature-settings: 'liga' 0;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Selection */
::selection { background: var(--teal); color: #fff; }

/* Skip link */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  background: var(--teal);
  color: #fff;
  padding: 0.75rem 1.25rem;
  border-radius: 0 0 var(--radius-md) 0;
  font-weight: 600;
  transition: left 0.2s var(--ease-out);
}
.skip-link:focus { left: 0; }

/* Animated Mesh Background */
.bg-mesh {
  background-color: var(--bg-base);
  background-image:
    radial-gradient(at 15% 0%, var(--mesh-1) 0px, transparent 50%),
    radial-gradient(at 85% 100%, var(--mesh-2) 0px, transparent 50%),
    radial-gradient(at 50% 50%, var(--mesh-3) 0px, transparent 70%);
  background-attachment: fixed;
}

/* ============================================================
   GLASSMORPHISM
   ============================================================ */
.glass-header {
  background: var(--header-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(137,194,217,0.12);
}
.glass-bar {
  background: var(--bar-bg);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  border-bottom: 1px solid var(--border-default);
}
.glass-panel {
  background: var(--bg-elevated);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

/* ============================================================
   SCROLLBARS
   ============================================================ */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { 
  background: var(--border-strong); 
  border-radius: 10px;
  border: 2px solid var(--bg-base);
}
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }
pre::-webkit-scrollbar-track { background: var(--bg-code); border-radius: 8px; }
pre::-webkit-scrollbar-thumb { background: var(--teal); border: 2px solid var(--bg-code); }

/* ============================================================
   FOCUS STATES
   ============================================================ */
button:focus-visible, a:focus-visible, [role="tab"]:focus-visible, [tabindex]:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

input:focus, select:focus, textarea:focus {
  box-shadow: 0 0 0 3px var(--input-focus-ring), inset 0 1px 2px rgba(0,0,0,0.02);
  outline: none;
  border-color: var(--teal) !important;
}

/* ============================================================
   TAB & BUTTON STATES
   ============================================================ */
.tab-btn {
  position: relative;
  overflow: hidden;
}
.tab-btn::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--ice);
  transition: width 0.3s var(--ease-out), left 0.3s var(--ease-out);
}
.tab-btn.active::after {
  width: 60%;
  left: 20%;
}
.tab-btn.active {
  color: var(--ice);
}

.endpoint-btn {
  border-left: 3px solid transparent;
  position: relative;
}
.endpoint-btn.active {
  background: linear-gradient(to right, var(--bg-surface-alt), transparent);
  color: var(--text-primary);
  border-left-color: var(--teal);
}
.endpoint-btn.active span:first-child {
  color: var(--teal);
  font-weight: 700;
}

.view-tab {
  transition: all 0.2s var(--ease-out);
}
.view-tab.active {
  background: var(--bg-surface);
  color: var(--text-primary);
  font-weight: 700;
  box-shadow: var(--shadow-xs);
}

/* ============================================================
   FORM ENHANCEMENTS
   ============================================================ */
.input-field {
  transition: border-color 0.2s var(--ease-out), box-shadow 0.2s var(--ease-out), background-color 0.2s var(--ease-out);
}
.input-field:hover {
  border-color: var(--border-strong);
}
.input-field.error {
  border-color: var(--accent-danger) !important;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}
.input-field.success {
  border-color: var(--accent-success) !important;
}

/* Custom select arrow */
select.input-field {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2394a3b8' stroke-width='2'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 1.25rem;
  padding-right: 2.5rem;
}

/* Checkbox custom */
input[type="checkbox"].custom-check {
  appearance: none;
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--input-bg);
  cursor: pointer;
  position: relative;
  transition: all 0.2s var(--ease-out);
}
input[type="checkbox"].custom-check:checked {
  background: var(--teal);
  border-color: var(--teal);
}
input[type="checkbox"].custom-check:checked::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 6px;
  width: 5px;
  height: 10px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

/* ============================================================
   THEME TOGGLE
   ============================================================ */
.theme-toggle {
  position: relative;
  width: 52px;
  height: 28px;
  border-radius: 9999px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(137,194,217,0.25);
  cursor: pointer;
  transition: background 0.3s var(--ease-out);
  flex-shrink: 0;
}
.theme-toggle::before {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  transition: transform 0.4s var(--ease-spring), background 0.3s;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}
[data-theme="dark"] .theme-toggle::before { 
  transform: translateX(24px);
  background: linear-gradient(135deg, #e2e8f0, #94a3b8);
}
.theme-toggle .sun-icon, .theme-toggle .moon-icon {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 14px;
  height: 14px;
  transition: opacity 0.3s;
}
.theme-toggle .sun-icon { left: 7px; opacity: 1; }
.theme-toggle .moon-icon { right: 7px; opacity: 0.4; }
[data-theme="dark"] .theme-toggle .sun-icon { opacity: 0.4; }
[data-theme="dark"] .theme-toggle .moon-icon { opacity: 1; }

/* ============================================================
   MOBILE NAV
   ============================================================ */
.mobile-nav-toggle { display: none; }
@media (max-width: 768px) {
  .mobile-nav-toggle { display: inline-flex; }
  .nav-desktop { display: none; }
}

/* Mobile drawer */
#mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 280px;
  height: 100vh;
  background: var(--bg-surface);
  border-left: 1px solid var(--border-default);
  box-shadow: var(--shadow-pop);
  transition: right 0.4s var(--ease-out);
  z-index: 60;
  padding: 80px 1rem 1rem;
  overflow-y: auto;
}
#mobile-nav.nav-mobile-open {
  right: 0;
}
#mobile-nav .tab-btn {
  color: var(--text-primary);
  padding: 1rem;
  border-radius: var(--radius-md);
  margin-bottom: 0.25rem;
}
#mobile-nav .tab-btn.active {
  background: var(--bg-surface-alt);
}

.mobile-nav-backdrop {
  position: fixed;
  inset: 0;
  background: var(--bg-overlay);
  backdrop-filter: blur(4px);
  z-index: 55;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s var(--ease-out);
}
.mobile-nav-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

/* ============================================================
   TOAST NOTIFICATIONS
   ============================================================ */
#toast-container {
  position: fixed;
  top: 80px;
  right: 1.5rem;
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  pointer-events: none;
  max-width: 400px;
}
.toast {
  pointer-events: auto;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-lg);
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  box-shadow: var(--shadow-pop);
  min-width: 320px;
  animation: toastSlideIn 0.4s var(--ease-spring) forwards;
  position: relative;
  overflow: hidden;
}
.toast.toast-leaving {
  animation: toastSlideOut 0.3s var(--ease-out) forwards;
}
.toast::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
}
.toast-success::before { background: var(--accent-success); }
.toast-error::before { background: var(--accent-danger); }
.toast-warning::before { background: var(--accent-warning); }
.toast-info::before { background: var(--accent-info); }
.toast-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}
.toast-success .toast-icon { background: var(--accent-success); }
.toast-error .toast-icon { background: var(--accent-danger); }
.toast-warning .toast-icon { background: var(--accent-warning); }
.toast-info .toast-icon { background: var(--accent-info); }
.toast-content { flex: 1; min-width: 0; }
.toast-title {
  font-weight: 700;
  font-size: 0.875rem;
  color: var(--text-primary);
  margin-bottom: 0.125rem;
}
.toast-message {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.4;
}
.toast-close {
  flex-shrink: 0;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.25rem;
  border-radius: var(--radius-sm);
  transition: all 0.2s;
}
.toast-close:hover { background: var(--bg-surface-alt); color: var(--text-primary); }
.toast-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 2px;
  background: currentColor;
  animation: toastProgress 5s linear forwards;
}
@keyframes toastSlideIn {
  0% { transform: translateX(120%) scale(0.9); opacity: 0; }
  100% { transform: translateX(0) scale(1); opacity: 1; }
}
@keyframes toastSlideOut {
  0% { transform: translateX(0); opacity: 1; }
  100% { transform: translateX(120%); opacity: 0; }
}
@keyframes toastProgress {
  0% { width: 100%; }
  100% { width: 0%; }
}

/* ============================================================
   SKELETON LOADERS
   ============================================================ */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--bg-surface-alt) 0%,
    var(--border-subtle) 50%,
    var(--bg-surface-alt) 100%
  );
  background-size: 200% 100%;
  animation: skeletonShimmer 1.5s ease-in-out infinite;
  border-radius: var(--radius-sm);
}
.skeleton-text {
  height: 14px;
  margin-bottom: 0.5rem;
}
.skeleton-text:last-child { width: 60%; }
@keyframes skeletonShimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* ============================================================
   COMMAND PALETTE
   ============================================================ */
.cmdk-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg-overlay);
  backdrop-filter: blur(8px);
  z-index: 90;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 12vh;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s var(--ease-out);
}
.cmdk-overlay.active {
  opacity: 1;
  pointer-events: auto;
}
.cmdk-panel {
  width: 100%;
  max-width: 560px;
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-pop);
  overflow: hidden;
  transform: translateY(-20px) scale(0.96);
  transition: transform 0.3s var(--ease-spring);
}
.cmdk-overlay.active .cmdk-panel {
  transform: translateY(0) scale(1);
}
.cmdk-input-wrap {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-default);
}
.cmdk-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  font-size: 1rem;
  color: var(--text-primary);
}
.cmdk-input::placeholder { color: var(--text-muted); }
.cmdk-results {
  max-height: 400px;
  overflow-y: auto;
  padding: 0.5rem;
}
.cmdk-group-label {
  padding: 0.5rem 0.75rem 0.25rem;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}
.cmdk-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background 0.15s;
  color: var(--text-primary);
}
.cmdk-item:hover, .cmdk-item.cmdk-active {
  background: var(--bg-surface-alt);
}
.cmdk-item-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: var(--bg-surface-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--teal);
  flex-shrink: 0;
}
.cmdk-item-label {
  font-size: 0.875rem;
  font-weight: 500;
}
.cmdk-item-shortcut {
  margin-left: auto;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
  background: var(--bg-surface-alt);
  padding: 0.125rem 0.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-default);
}
.cmdk-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.625rem 1rem;
  border-top: 1px solid var(--border-default);
  font-size: 0.75rem;
  color: var(--text-muted);
}
.cmdk-footer kbd {
  font-family: 'JetBrains Mono', monospace;
  background: var(--bg-surface-alt);
  padding: 0.125rem 0.375rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-default);
  font-size: 0.6875rem;
}

/* ============================================================
   BADGES & PILLS
   ============================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.25rem 0.625rem;
  border-radius: 9999px;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.badge-success {
  background: var(--accent-success-bg);
  color: var(--accent-success);
  border: 1px solid var(--accent-success-border);
}
.badge-warning {
  background: var(--accent-warning-bg);
  color: var(--accent-warning);
  border: 1px solid var(--accent-warning-border);
}
.badge-danger {
  background: var(--accent-danger-bg);
  color: var(--accent-danger);
  border: 1px solid var(--accent-danger-border);
}
.badge-info {
  background: var(--accent-info-bg);
  color: var(--accent-info);
  border: 1px solid var(--accent-info-border);
}
.badge-teal {
  background: rgba(75,139,162,0.12);
  color: var(--teal);
  border: 1px solid rgba(75,139,162,0.25);
}

.method-pill {
  display: inline-block;
  padding: 0.125rem 0.5rem;
  border-radius: var(--radius-sm);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.05em;
}
.method-pill-GET { background: rgba(59, 130, 246, 0.12); color: #3b82f6; }
.method-pill-POST { background: rgba(16, 185, 129, 0.12); color: #10b981; }
.method-pill-PUT { background: rgba(245, 158, 11, 0.12); color: #f59e0b; }
.method-pill-DELETE { background: rgba(239, 68, 68, 0.12); color: #ef4444; }

/* ============================================================
   EMPTY STATES
   ============================================================ */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem 1.5rem;
  text-align: center;
}
.empty-state-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--bg-surface-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  color: var(--text-muted);
}
.empty-state-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}
.empty-state-desc {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  max-width: 320px;
  line-height: 1.5;
}

/* ============================================================
   LOADERS
   ============================================================ */
.loader {
  border: 3px solid rgba(255,255,255,0.15);
  border-top: 3px solid var(--ice);
  border-radius: 50%;
  width: 18px;
  height: 18px;
  animation: spin 0.7s linear infinite;
  display: inline-block;
}
.loader-lg {
  width: 40px;
  height: 40px;
  border-width: 4px;
}
.loader-pulse {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--teal);
  animation: pulseDot 1.4s ease-in-out infinite;
}
@keyframes spin { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }
@keyframes pulseDot {
  0%, 100% { transform: scale(0.8); opacity: 0.5; }
  50% { transform: scale(1.2); opacity: 1; }
}

/* ============================================================
   TOOLTIP
   ============================================================ */
[data-tooltip] {
  position: relative;
}
[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-4px);
  background: var(--tooltip-bg);
  color: #fff;
  padding: 0.375rem 0.625rem;
  border-radius: var(--radius-sm);
  font-size: 0.6875rem;
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
  z-index: 50;
}
[data-tooltip]:hover::after {
  opacity: 1;
  transform: translateX(-50%) translateY(-8px);
}

/* ============================================================
   REDOC OVERRIDES
   ============================================================ */
.prose-container { display: block; min-height: calc(100vh - 140px); }

.redoc-wrap {
  font-family: 'Inter', sans-serif !important;
  color: var(--redoc-text) !important;
  line-height: 1.6 !important;
}
.redoc-wrap p { margin: 1em 0 !important; }
.redoc-wrap h1, .redoc-wrap h2, .redoc-wrap h3, .redoc-wrap h4, .redoc-wrap h5 {
  color: var(--redoc-text) !important;
  font-weight: 700 !important;
  display: block !important;
}
.redoc-wrap h1 { font-size: 2.25em !important; margin: 1.5em 0 0.5em !important; }
.redoc-wrap h2 { font-size: 1.75em !important; margin: 1.5em 0 0.5em !important; border-bottom: 1px solid var(--redoc-border); padding-bottom: 0.3em; }
.redoc-wrap h3 { font-size: 1.25em !important; margin: 1.2em 0 0.5em !important; }
.redoc-wrap ul { list-style-type: disc !important; padding-left: 1.5em !important; margin: 1em 0 !important; }
.redoc-wrap ol { list-style-type: decimal !important; padding-left: 1.5em !important; margin: 1em 0 !important; }
.redoc-wrap li { display: list-item !important; margin-bottom: 0.5em !important; }
.redoc-wrap table { display: table !important; width: 100% !important; margin: 1.5em 0 !important; border-collapse: collapse !important; border-radius: 8px; overflow: hidden; }
.redoc-wrap thead { display: table-header-group !important; background: var(--bg-surface-alt) !important; }
.redoc-wrap tr { display: table-row !important; border-bottom: 1px solid var(--redoc-border) !important; }
.redoc-wrap td, .redoc-wrap th { display: table-cell !important; padding: 12px 16px !important; text-align: left !important; }
.redoc-wrap th { font-weight: 600 !important; color: var(--teal) !important; font-size: 0.85em; text-transform: uppercase; letter-spacing: 0.05em; }
.redoc-wrap code {
  font-family: 'JetBrains Mono', monospace !important;
  background: var(--redoc-code-bg) !important;
  padding: 0.2em 0.4em !important;
  border-radius: 6px !important;
  color: var(--teal) !important;
  font-size: 0.85em !important;
}
.redoc-wrap pre code { background: transparent !important; color: inherit !important; padding: 0 !important; }
.menu-content { background-color: var(--redoc-sidebar) !important; border-right: 1px solid var(--redoc-border) !important; }
[data-role="redoc-header"] { background: var(--bg-surface) !important; }
.redoc-wrap .right-panel { background-color: var(--redoc-panel) !important; }

/* ============================================================
   ANIMATION UTILITIES
   ============================================================ */
.animate-fade-in {
  animation: fadeIn 0.4s var(--ease-out) forwards;
}
.animate-slide-up {
  animation: slideUp 0.5s var(--ease-out) forwards;
}
.animate-scale-in {
  animation: scaleIn 0.3s var(--ease-spring) forwards;
}
.animate-shake {
  animation: shake 0.4s ease-in-out;
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes slideUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  75% { transform: translateX(6px); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}
@keyframes pulse-slow {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}
@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}
.animate-float { animation: float 4s ease-in-out infinite; }
.animate-pulse-slow { animation: pulse-slow 4s cubic-bezier(0.4, 0, 0.6, 1) infinite; }
.animate-gradient-shift {
  background-size: 200% 200%;
  animation: gradientShift 8s ease infinite;
}

/* ============================================================
   MODAL
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg-overlay);
  backdrop-filter: blur(8px);
  z-index: 80;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s var(--ease-out);
}
.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}
.modal-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-pop);
  max-width: 32rem;
  width: 100%;
  transform: scale(0.95) translateY(10px);
  transition: transform 0.3s var(--ease-spring);
}
.modal-overlay.active .modal-panel {
  transform: scale(1) translateY(0);
}

/* ============================================================
   RESPONSIVE TWEAKS
   ============================================================ */
@media (max-width: 640px) {
  #toast-container {
    left: 1rem;
    right: 1rem;
    max-width: none;
  }
  .toast { min-width: 0; width: 100%; }
}