/* ============================================================
   SunFrog Solutions API Docs — Custom Theme
   Built on Bootstrap 5.3 with dark/light mode support
   ============================================================ */

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

/* ============================================================
   CSS Custom Properties (Design Tokens)
   ============================================================ */
:root {
  /* Brand Colors — SunFrog Orange */
  --sfs-primary: #ef5a21;
  --sfs-primary-hover: #f47a4d;
  --sfs-primary-subtle: rgba(239, 90, 33, 0.10);
  --sfs-accent: #f59e0b;
  --sfs-accent-hover: #fbbf24;

  /* Typography */
  --sfs-font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --sfs-font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;

  /* Sidebar */
  --sfs-sidebar-width: 280px;

  /* Transitions */
  --sfs-transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --sfs-transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --sfs-transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Border Radius */
  --sfs-radius-sm: 6px;
  --sfs-radius-md: 10px;
  --sfs-radius-lg: 16px;
}

/* --- Dark Theme (Default) --- */
[data-bs-theme="dark"] {
  --sfs-bg-body: #0f1117;
  --sfs-bg-surface: #161822;
  --sfs-bg-surface-raised: #1e2030;
  --sfs-bg-sidebar: #0d0e14;
  --sfs-bg-code: #1a1c2a;
  --sfs-bg-code-inline: rgba(239, 90, 33, 0.1);
  --sfs-border: rgba(255, 255, 255, 0.06);
  --sfs-border-hover: rgba(255, 255, 255, 0.12);
  --sfs-text-primary: #e4e5ea;
  --sfs-text-secondary: #9295a5;
  --sfs-text-muted: #5c5f73;
  --sfs-shadow-card: 0 1px 3px rgba(0, 0, 0, 0.3), 0 4px 12px rgba(0, 0, 0, 0.2);
  --sfs-shadow-glow: 0 0 20px rgba(239, 90, 33, 0.08);
  --sfs-scrollbar-thumb: rgba(255, 255, 255, 0.1);
  --sfs-scrollbar-hover: rgba(255, 255, 255, 0.18);
}

/* --- Light Theme --- */
[data-bs-theme="light"] {
  --sfs-bg-body: #f8f9fc;
  --sfs-bg-surface: #ffffff;
  --sfs-bg-surface-raised: #ffffff;
  --sfs-bg-sidebar: #f1f3f8;
  --sfs-bg-code: #f4f5f9;
  --sfs-bg-code-inline: rgba(239, 90, 33, 0.08);
  --sfs-border: rgba(0, 0, 0, 0.08);
  --sfs-border-hover: rgba(0, 0, 0, 0.15);
  --sfs-text-primary: #1a1c2a;
  --sfs-text-secondary: #5c5f73;
  --sfs-text-muted: #9295a5;
  --sfs-shadow-card: 0 1px 3px rgba(0, 0, 0, 0.06), 0 4px 12px rgba(0, 0, 0, 0.04);
  --sfs-shadow-glow: 0 0 20px rgba(239, 90, 33, 0.04);
  --sfs-scrollbar-thumb: rgba(0, 0, 0, 0.12);
  --sfs-scrollbar-hover: rgba(0, 0, 0, 0.22);
}

/* ============================================================
   Base / Reset
   ============================================================ */
html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--sfs-font-body);
  background: var(--sfs-bg-body);
  color: var(--sfs-text-primary);
  margin: 0;
  padding: 0;
  transition: background var(--sfs-transition-base), color var(--sfs-transition-base);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--sfs-scrollbar-thumb);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--sfs-scrollbar-hover);
}

/* ============================================================
   Top Navbar
   ============================================================ */
.sfs-navbar {
  position: sticky;
  top: 0;
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 12px;
  padding: 0 32px;
  background: var(--sfs-bg-surface);
  border-bottom: 1px solid var(--sfs-border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  min-height: 60px;
  z-index: 1040;
  transition: background var(--sfs-transition-base), border-color var(--sfs-transition-base);
}

.sfs-navbar .navbar-brand {
  display: flex;
  align-items: center;
  gap: 0;
  text-decoration: none;
  transition: opacity var(--sfs-transition-fast);
  margin: 0;
  padding: 0;
}

.sfs-navbar .navbar-brand:hover {
  opacity: 0.85;
}

/* Logo swap: show white logo on dark, black on light */
.sfs-navbar .navbar-brand .logo-dark {
  display: none;
}

.sfs-navbar .navbar-brand .logo-light {
  display: block;
}

[data-bs-theme="light"] .sfs-navbar .navbar-brand .logo-dark {
  display: block;
}

[data-bs-theme="light"] .sfs-navbar .navbar-brand .logo-light {
  display: none;
}

.sfs-navbar .navbar-brand img {
  height: 34px;
  width: auto;
}

.sfs-navbar .badge-version {
  background: var(--sfs-primary-subtle);
  color: var(--sfs-primary);
  font-size: 0.68rem;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 20px;
  letter-spacing: 0.04em;
  margin-left: 12px;
}

.sfs-navbar-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ============================================================
   Floating Theme Toggle (Bottom-Right)
   ============================================================ */
.sfs-theme-toggle {
  position: fixed;
  bottom: 24px;
  right: 80px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--sfs-border);
  background: var(--sfs-bg-surface);
  color: var(--sfs-text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--sfs-transition-fast);
  font-size: 1.15rem;
  z-index: 1050;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.sfs-theme-toggle:hover {
  border-color: var(--sfs-primary);
  color: var(--sfs-primary);
  background: var(--sfs-primary-subtle);
  transform: scale(1.08);
  box-shadow: 0 6px 20px rgba(239, 90, 33, 0.2);
}

/* ============================================================
   Sidebar
   ============================================================ */
.sfs-sidebar {
  position: fixed;
  top: 60px;
  left: 0;
  bottom: 0;
  width: var(--sfs-sidebar-width);
  background: var(--sfs-bg-sidebar);
  border-right: 1px solid var(--sfs-border);
  overflow-y: auto;
  overflow-x: hidden;
  padding: 24px 0;
  z-index: 1030;
  transition: background var(--sfs-transition-base), border-color var(--sfs-transition-base), transform var(--sfs-transition-slow);
}

.sfs-sidebar-header {
  padding: 0 20px 16px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--sfs-border);
}

.sfs-sidebar-search {
  width: 100%;
  box-sizing: border-box;
  padding: 8px 12px 8px 36px;
  border-radius: var(--sfs-radius-sm);
  border: 1px solid var(--sfs-border);
  background: var(--sfs-bg-surface);
  color: var(--sfs-text-primary);
  font-size: 0.85rem;
  font-family: var(--sfs-font-body);
  transition: all var(--sfs-transition-fast);
  outline: none;
}

.sfs-sidebar-search:focus {
  border-color: var(--sfs-primary);
  box-shadow: 0 0 0 3px var(--sfs-primary-subtle);
}

.sfs-sidebar-search-wrapper {
  position: relative;
}

.sfs-sidebar-search-wrapper i {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--sfs-text-muted);
  font-size: 0.85rem;
}

/* Nav sections */
.sfs-nav-section {
  padding: 0 12px;
  margin-bottom: 4px;
}

.sfs-nav-section-title {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--sfs-text-muted);
  padding: 16px 12px 6px;
  margin: 0;
}

.sfs-nav-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  border-radius: var(--sfs-radius-sm);
  color: var(--sfs-text-secondary);
  text-decoration: none;
  font-size: 0.87rem;
  font-weight: 450;
  transition: all var(--sfs-transition-fast);
  position: relative;
}

.sfs-nav-link i {
  font-size: 0.9rem;
  width: 20px;
  text-align: center;
  opacity: 0.7;
  transition: opacity var(--sfs-transition-fast);
}

.sfs-nav-link:hover {
  background: var(--sfs-primary-subtle);
  color: var(--sfs-primary);
}

.sfs-nav-link:hover i {
  opacity: 1;
}

.sfs-nav-link.active {
  background: var(--sfs-primary-subtle);
  color: var(--sfs-primary);
  font-weight: 600;
}

.sfs-nav-link.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: var(--sfs-primary);
}

/* HTTP method badges in sidebar */
.sfs-method-badge {
  font-size: 0.6rem;
  font-weight: 700;
  font-family: var(--sfs-font-mono);
  padding: 1px 5px;
  border-radius: 3px;
  letter-spacing: 0.03em;
  line-height: 1.5;
  flex-shrink: 0;
}

.sfs-method-badge.get {
  background: rgba(34, 197, 94, 0.15);
  color: #22c55e;
}

.sfs-method-badge.post {
  background: rgba(59, 130, 246, 0.15);
  color: #3b82f6;
}

.sfs-method-badge.put {
  background: rgba(245, 158, 11, 0.15);
  color: #f59e0b;
}

.sfs-method-badge.patch {
  background: rgba(168, 85, 247, 0.15);
  color: #a855f7;
}

.sfs-method-badge.delete {
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
}

/* ============================================================
   Main Content Area
   ============================================================ */
.sfs-main {
  margin-left: var(--sfs-sidebar-width);
  padding: 40px 48px 80px;
  min-height: calc(100vh - 60px);
  max-width: calc(100% - var(--sfs-sidebar-width));
  transition: margin-left var(--sfs-transition-slow), max-width var(--sfs-transition-slow);
}

/* ============================================================
   Section Headings
   ============================================================ */
.sfs-section {
  padding-bottom: 48px;
  margin-bottom: 48px;
  border-bottom: 1px solid var(--sfs-border);
}

.sfs-section:last-child {
  border-bottom: none;
}

.sfs-section-title {
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
  color: var(--sfs-text-primary);
}

.sfs-section-subtitle {
  font-size: 1rem;
  color: var(--sfs-text-secondary);
  margin-bottom: 32px;
  line-height: 1.6;
  max-width: 680px;
}

/* ============================================================
   Endpoint Cards
   ============================================================ */
.sfs-endpoint-card {
  background: var(--sfs-bg-surface);
  border: 1px solid var(--sfs-border);
  border-radius: var(--sfs-radius-md);
  padding: 0;
  margin-bottom: 24px;
  overflow: hidden;
  transition: all var(--sfs-transition-base);
  box-shadow: var(--sfs-shadow-card);
}

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

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

.sfs-endpoint-method {
  font-size: 0.75rem;
  font-weight: 700;
  font-family: var(--sfs-font-mono);
  padding: 4px 10px;
  border-radius: var(--sfs-radius-sm);
  letter-spacing: 0.04em;
  min-width: 56px;
  text-align: center;
}

.sfs-endpoint-method.get {
  background: rgba(34, 197, 94, 0.15);
  color: #22c55e;
}

.sfs-endpoint-method.post {
  background: rgba(59, 130, 246, 0.15);
  color: #3b82f6;
}

.sfs-endpoint-method.put {
  background: rgba(245, 158, 11, 0.15);
  color: #f59e0b;
}

.sfs-endpoint-method.patch {
  background: rgba(168, 85, 247, 0.15);
  color: #a855f7;
}

.sfs-endpoint-method.delete {
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
}

.sfs-endpoint-url {
  font-family: var(--sfs-font-mono);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--sfs-text-primary);
  word-break: break-all;
}

.sfs-endpoint-url .param {
  color: var(--sfs-accent);
}

.sfs-endpoint-body {
  padding: 20px;
}

.sfs-endpoint-desc {
  color: var(--sfs-text-secondary);
  font-size: 0.92rem;
  line-height: 1.65;
  margin-bottom: 20px;
}

/* ============================================================
   Parameter Tables
   ============================================================ */
.sfs-param-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.87rem;
}

.sfs-param-table thead th {
  background: var(--sfs-bg-surface-raised);
  border-bottom: 1px solid var(--sfs-border);
  padding: 10px 14px;
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--sfs-text-muted);
  text-align: left;
}

.sfs-param-table tbody td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--sfs-border);
  vertical-align: top;
  color: var(--sfs-text-secondary);
}

.sfs-param-table tbody tr:last-child td {
  border-bottom: none;
}

.sfs-param-table tbody tr:hover {
  background: var(--sfs-primary-subtle);
}

.sfs-param-name {
  font-family: var(--sfs-font-mono);
  font-weight: 600;
  color: var(--sfs-text-primary);
  font-size: 0.85rem;
}

.sfs-param-type {
  font-family: var(--sfs-font-mono);
  font-size: 0.78rem;
  color: var(--sfs-accent);
}

.sfs-param-required {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 3px;
  background: rgba(239, 68, 68, 0.12);
  color: #ef4444;
}

.sfs-param-optional {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 3px;
  background: rgba(34, 197, 94, 0.12);
  color: #22c55e;
}

/* ============================================================
   Code Blocks
   ============================================================ */
.sfs-code-block {
  position: relative;
  background: var(--sfs-bg-code);
  border: 1px solid var(--sfs-border);
  border-radius: var(--sfs-radius-md);
  overflow: hidden;
  margin-bottom: 16px;
}

.sfs-code-block-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 16px;
  background: rgba(0, 0, 0, 0.15);
  border-bottom: 1px solid var(--sfs-border);
}

[data-bs-theme="light"] .sfs-code-block-header {
  background: rgba(0, 0, 0, 0.03);
}

.sfs-code-block-lang {
  font-family: var(--sfs-font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--sfs-text-muted);
}

.sfs-code-copy {
  background: transparent;
  border: 1px solid var(--sfs-border);
  border-radius: var(--sfs-radius-sm);
  color: var(--sfs-text-muted);
  font-size: 0.78rem;
  padding: 3px 10px;
  cursor: pointer;
  font-family: var(--sfs-font-body);
  display: flex;
  align-items: center;
  gap: 5px;
  transition: all var(--sfs-transition-fast);
}

.sfs-code-copy:hover {
  border-color: var(--sfs-primary);
  color: var(--sfs-primary);
  background: var(--sfs-primary-subtle);
}

.sfs-code-copy.copied {
  border-color: #22c55e;
  color: #22c55e;
}

.sfs-code-block pre {
  margin: 0;
  padding: 16px;
  overflow-x: auto;
}

.sfs-code-block pre code {
  font-family: var(--sfs-font-mono);
  font-size: 0.82rem;
  line-height: 1.65;
  tab-size: 2;
}

/* Inline code */
code:not([class*="language-"]):not(pre code) {
  font-family: var(--sfs-font-mono);
  font-size: 0.85em;
  background: var(--sfs-bg-code-inline);
  color: var(--sfs-primary);
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 500;
}

/* ============================================================
   Info / Alert Boxes
   ============================================================ */
.sfs-callout {
  padding: 14px 18px;
  border-radius: var(--sfs-radius-md);
  border-left: 4px solid;
  margin-bottom: 20px;
  font-size: 0.9rem;
  line-height: 1.6;
}

.sfs-callout-info {
  border-color: var(--sfs-primary);
  background: var(--sfs-primary-subtle);
  color: var(--sfs-text-secondary);
}

.sfs-callout-warning {
  border-color: #f59e0b;
  background: rgba(245, 158, 11, 0.08);
  color: var(--sfs-text-secondary);
}

.sfs-callout-danger {
  border-color: #ef4444;
  background: rgba(239, 68, 68, 0.08);
  color: var(--sfs-text-secondary);
}

.sfs-callout-success {
  border-color: #22c55e;
  background: rgba(34, 197, 94, 0.08);
  color: var(--sfs-text-secondary);
}

.sfs-callout strong {
  color: var(--sfs-text-primary);
}

/* ============================================================
   Hero / Introduction Area
   ============================================================ */
.sfs-hero {
  padding-bottom: 40px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--sfs-border);
}

.sfs-hero h1 {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin-bottom: 12px;
  background: linear-gradient(135deg, #ef5a21 0%, #f59e0b 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.sfs-hero p {
  font-size: 1.1rem;
  color: var(--sfs-text-secondary);
  max-width: 600px;
  line-height: 1.7;
}

.sfs-hero .sfs-base-url {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--sfs-bg-code);
  border: 1px solid var(--sfs-border);
  border-radius: var(--sfs-radius-sm);
  padding: 10px 16px;
  font-family: var(--sfs-font-mono);
  font-size: 0.9rem;
  color: var(--sfs-accent);
  margin-top: 20px;
}

.sfs-hero .sfs-base-url .label {
  color: var(--sfs-text-muted);
  font-family: var(--sfs-font-body);
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ============================================================
   Tabs within endpoint cards
   ============================================================ */
.sfs-code-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--sfs-border);
  padding: 0 16px;
  background: var(--sfs-bg-surface-raised);
}

.sfs-code-tab {
  padding: 10px 16px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--sfs-text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
  font-family: var(--sfs-font-body);
  transition: all var(--sfs-transition-fast);
}

.sfs-code-tab:hover {
  color: var(--sfs-text-secondary);
}

.sfs-code-tab.active {
  color: var(--sfs-primary);
  border-bottom-color: var(--sfs-primary);
}

.sfs-code-tab-panel {
  display: none;
}

.sfs-code-tab-panel.active {
  display: block;
}

/* ============================================================
   Responsive: Mobile Sidebar
   ============================================================ */
.sfs-sidebar-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: var(--sfs-radius-sm);
  border: 1px solid var(--sfs-border);
  background: var(--sfs-bg-surface-raised);
  color: var(--sfs-text-secondary);
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.2rem;
  transition: all var(--sfs-transition-fast);
}

.sfs-sidebar-toggle:hover {
  border-color: var(--sfs-primary);
  color: var(--sfs-primary);
}

.sfs-sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1025;
  backdrop-filter: blur(4px);
}

@media (max-width: 991.98px) {
  .sfs-sidebar {
    transform: translateX(-100%);
  }

  .sfs-sidebar.show {
    transform: translateX(0);
    z-index: 1035;
  }

  .sfs-sidebar-backdrop.show {
    display: block;
  }

  .sfs-sidebar-toggle {
    display: flex;
  }

  .sfs-navbar {
    padding-left: 12px;
  }

  .sfs-main {
    margin-left: 0;
    max-width: 100%;
    padding: 24px 20px 60px;
  }

  .sfs-theme-toggle {
    bottom: 16px;
    right: 68px;
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }

  .sfs-navbar .navbar-brand img {
    height: 34px;
  }
}

@media (max-width: 575.98px) {
  .sfs-hero h1 {
    font-size: 1.75rem;
  }

  .sfs-endpoint-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .sfs-main {
    padding: 16px 14px 60px;
  }

  .sfs-theme-toggle {
    right: 60px;
  }

  .sfs-navbar .navbar-brand img {
    height: 30px;
  }
}

/* ============================================================
   Prism.js Theme Override (for dark/light compatibility)
   ============================================================ */
/* Dark mode overrides handled by Prism One Dark theme by default */
[data-bs-theme="light"] .token.comment,
[data-bs-theme="light"] .token.prolog,
[data-bs-theme="light"] .token.cdata {
  color: #6a737d;
}

[data-bs-theme="light"] .token.punctuation {
  color: #393a34;
}

[data-bs-theme="light"] .token.property,
[data-bs-theme="light"] .token.tag,
[data-bs-theme="light"] .token.boolean,
[data-bs-theme="light"] .token.number,
[data-bs-theme="light"] .token.constant,
[data-bs-theme="light"] .token.symbol {
  color: #005cc5;
}

[data-bs-theme="light"] .token.selector,
[data-bs-theme="light"] .token.string,
[data-bs-theme="light"] .token.char,
[data-bs-theme="light"] .token.builtin {
  color: #22863a;
}

[data-bs-theme="light"] .token.keyword {
  color: #d73a49;
}

[data-bs-theme="light"] .token.function {
  color: #6f42c1;
}

[data-bs-theme="light"] code[class*="language-"],
[data-bs-theme="light"] pre[class*="language-"] {
  color: #24292e;
  background: var(--sfs-bg-code);
}

/* ============================================================
   Misc Utilities
   ============================================================ */
.sfs-divider {
  border: none;
  border-top: 1px solid var(--sfs-border);
  margin: 32px 0;
}

.sfs-fade-in {
  animation: sfsFadeIn 0.4s ease-out;
}

@keyframes sfsFadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Back to top button */
.sfs-back-to-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--sfs-primary);
  color: #fff;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--sfs-transition-base);
  box-shadow: 0 4px 12px rgba(239, 90, 33, 0.3);
  z-index: 1050;
}

.sfs-back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.sfs-back-to-top:hover {
  background: var(--sfs-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(239, 90, 33, 0.4);
}

/* ============================================================
   Reference Section — Category Cards
   Used for Print Locations, Print Types, Order Statuses, etc.
   ============================================================ */
.sfs-ref-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 20px;
  margin-top: 8px;
}

.sfs-ref-card {
  background: var(--sfs-bg-surface);
  border: 1px solid var(--sfs-border);
  border-radius: var(--sfs-radius-md);
  overflow: hidden;
  transition: all var(--sfs-transition-base);
  box-shadow: var(--sfs-shadow-card);
}

.sfs-ref-card:hover {
  border-color: var(--sfs-border-hover);
  box-shadow: var(--sfs-shadow-card), var(--sfs-shadow-glow);
  transform: translateY(-2px);
}

.sfs-ref-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  background: var(--sfs-bg-surface-raised);
  border-bottom: 1px solid var(--sfs-border);
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--sfs-text-primary);
}

.sfs-ref-card-header i {
  font-size: 1.1rem;
  color: var(--sfs-primary);
  opacity: 0.85;
}

.sfs-ref-card .sfs-param-table {
  margin: 0;
}

.sfs-ref-card .sfs-param-table thead th:first-child,
.sfs-ref-card .sfs-param-table tbody td:first-child {
  width: 120px;
  text-align: center;
}

.sfs-ref-card .sfs-param-table tbody td:first-child code {
  font-weight: 700;
  font-size: 0.82rem;
}

@media (max-width: 767.98px) {
  .sfs-ref-grid {
    grid-template-columns: 1fr;
  }
}

/* Shipping Methods — Search Input */
.sfs-shipping-search-wrapper {
  position: relative;
  max-width: 480px;
  margin-bottom: 20px;
}

.sfs-shipping-search-wrapper i {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--sfs-text-muted);
  font-size: 0.9rem;
}

.sfs-shipping-search {
  width: 100%;
  box-sizing: border-box;
  padding: 10px 14px 10px 40px;
  border-radius: var(--sfs-radius-sm);
  border: 1px solid var(--sfs-border);
  background: var(--sfs-bg-surface);
  color: var(--sfs-text-primary);
  font-size: 0.9rem;
  font-family: var(--sfs-font-body);
  transition: all var(--sfs-transition-fast);
  outline: none;
}

.sfs-shipping-search:focus {
  border-color: var(--sfs-primary);
  box-shadow: 0 0 0 3px var(--sfs-primary-subtle);
}

.sfs-shipping-search::placeholder {
  color: var(--sfs-text-muted);
}

/* Shipping Methods — Stacked (1 column) */
#shippingMethodGrid {
  grid-template-columns: 1fr;
}

/* Shipping Methods — International Badge */
.sfs-badge-intl {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 3px;
  letter-spacing: 0.02em;
}

.sfs-badge-intl.yes {
  background: rgba(59, 130, 246, 0.12);
  color: #3b82f6;
}

.sfs-badge-intl.no {
  background: rgba(100, 116, 139, 0.12);
  color: #94a3b8;
}

/* Shipping Methods — No Results */
.sfs-shipping-no-results {
  color: var(--sfs-text-muted);
  font-size: 0.9rem;
  font-style: italic;
  padding: 16px 0;
}

/* ============================================================
   Environment Section — Staging / Live Cards
   ============================================================ */
.sfs-env-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 8px;
  margin-bottom: 24px;
}

@media (max-width: 767.98px) {
  .sfs-env-grid {
    grid-template-columns: 1fr;
  }
}

.sfs-env-card {
  background: var(--sfs-bg-surface);
  border: 1px solid var(--sfs-border);
  border-radius: var(--sfs-radius-lg);
  overflow: hidden;
  transition: all var(--sfs-transition-base);
  box-shadow: var(--sfs-shadow-card);
  position: relative;
}

.sfs-env-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  border-radius: var(--sfs-radius-lg) 0 0 var(--sfs-radius-lg);
}

.sfs-env-card:hover {
  border-color: var(--sfs-border-hover);
  box-shadow: var(--sfs-shadow-card), var(--sfs-shadow-glow);
  transform: translateY(-3px);
}

.sfs-env-card.staging::before {
  background: linear-gradient(180deg, #f59e0b, #d97706);
}

.sfs-env-card.live::before {
  background: linear-gradient(180deg, #22c55e, #16a34a);
}

.sfs-env-card-inner {
  padding: 24px 24px 20px 28px;
}

.sfs-env-card-top {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.sfs-env-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--sfs-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  flex-shrink: 0;
}

.sfs-env-card.staging .sfs-env-icon {
  background: rgba(245, 158, 11, 0.12);
  color: #f59e0b;
}

.sfs-env-card.live .sfs-env-icon {
  background: rgba(34, 197, 94, 0.12);
  color: #22c55e;
}

.sfs-env-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--sfs-text-primary);
  margin: 0;
  line-height: 1.3;
}

.sfs-env-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 3px 8px;
  border-radius: 20px;
  margin-top: 2px;
}

.sfs-env-card.staging .sfs-env-badge {
  background: rgba(245, 158, 11, 0.12);
  color: #f59e0b;
}

.sfs-env-card.live .sfs-env-badge {
  background: rgba(34, 197, 94, 0.12);
  color: #22c55e;
}

.sfs-env-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  display: inline-block;
}

.sfs-env-card.staging .sfs-env-badge-dot {
  background: #f59e0b;
}

.sfs-env-card.live .sfs-env-badge-dot {
  background: #22c55e;
  animation: sfsEnvPulse 2s ease-in-out infinite;
}

@keyframes sfsEnvPulse {

  0%,
  100% {
    opacity: 1;
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.4);
  }

  50% {
    opacity: 0.8;
    box-shadow: 0 0 0 4px rgba(34, 197, 94, 0);
  }
}

.sfs-env-desc {
  font-size: 0.88rem;
  color: var(--sfs-text-secondary);
  line-height: 1.55;
  margin-bottom: 16px;
}

.sfs-env-url-block {
  background: var(--sfs-bg-code);
  border: 1px solid var(--sfs-border);
  border-radius: var(--sfs-radius-md);
  overflow: hidden;
}

.sfs-env-url-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 14px;
  background: rgba(0, 0, 0, 0.15);
  border-bottom: 1px solid var(--sfs-border);
}

[data-bs-theme="light"] .sfs-env-url-header {
  background: rgba(0, 0, 0, 0.03);
}

.sfs-env-url-label {
  font-family: var(--sfs-font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--sfs-text-muted);
}

.sfs-env-url-block pre {
  margin: 0;
  padding: 14px;
  overflow-x: auto;
}

.sfs-env-url-block pre code {
  font-family: var(--sfs-font-mono);
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--sfs-text-primary);
}