/* ==========================================================================
   INDIAN GOVERNMENT APIS & DATA SOURCES
   UX4G ALIGNED DESIGN SYSTEM (NeGD / MeitY, Government of India)
   ========================================================================== */

:root {
  /* UX4G Official Core Brand Tokens */
  --ux4g-primary: #6a4eff;
  --ux4g-primary-hover: #5838fc;
  --ux4g-primary-active: #4524ea;
  --ux4g-primary-light: rgba(106, 78, 255, 0.08);
  --ux4g-primary-border: rgba(106, 78, 255, 0.25);

  /* UX4G National Identity Tokens */
  --saffron: #ff8800;
  --saffron-light: #fff3e6;
  --saffron-hover: #e07700;
  --white: #ffffff;
  --green: #1aa64a;
  --green-light: #e8f5e9;
  --green-glow: rgba(26, 166, 74, 0.15);
  --navy: #0a192f;
  --ashoka-blue: #000080;

  /* UX4G Semantic Tokens */
  --ux4g-success: #1aa64a;
  --ux4g-warning: #ffab27;
  --ux4g-danger: #f55e57;
  --ux4g-info: #0284c7;

  /* Light Mode Theme Tokens */
  --bg-page: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-hover: #ffffff;
  --bg-toolbar: rgba(255, 255, 255, 0.88);
  --bg-header: rgba(255, 255, 255, 0.94);
  --bg-top-banner: #0f172a;
  --bg-hero: #f1f5f9;
  --bg-input: #ffffff;
  --bg-skeleton: #e2e8f0;
  --bg-badge: #f1f5f9;
  --bg-badge-gov: #ecfdf5;

  --text-main: #0f172a;
  --text-muted: #64748b;
  --text-subtle: #94a3b8;
  --text-gov: #047857;
  --text-top-banner: #cbd5e1;

  --border-color: #e2e8f0;
  --border-card: #e2e8f0;
  --border-focus: #6a4eff;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-card: 0 2px 8px rgba(15, 23, 42, 0.05);
  --shadow-card-hover: 0 12px 24px -4px rgba(15, 23, 42, 0.12);

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-pill: 9999px;

  /* UX4G Multi-script Typography Stack */
  --font-main: 'Noto Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-display: 'Noto Sans Display', 'Noto Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

/* ==========================================================================
   Dark Mode Overrides
   ========================================================================== */
[data-theme="dark"] {
  --bg-page: #0b1120;
  --bg-card: #131c31;
  --bg-card-hover: #18233c;
  --bg-toolbar: rgba(11, 17, 32, 0.88);
  --bg-header: rgba(11, 17, 32, 0.94);
  --bg-top-banner: #060913;
  --bg-hero: #0a0f1d;
  --bg-input: #131c31;
  --bg-skeleton: #1e293b;
  --bg-badge: #1e293b;
  --bg-badge-gov: rgba(26, 166, 74, 0.15);

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-subtle: #64748b;
  --text-gov: #34d399;
  --text-top-banner: #94a3b8;

  --border-color: #1e293b;
  --border-card: #1f2d4a;
  --border-focus: #6a4eff;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
  --shadow-card: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-card-hover: 0 14px 28px -4px rgba(0, 0, 0, 0.5);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background-color 0.25s ease, color 0.25s ease;
}

/* UX4G Universal Accessible Focus Rings */
:focus-visible {
  outline: 2px solid var(--ux4g-primary);
  outline-offset: 2px;
}

.container {
  width: 100%;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* UX4G Skip-to-content accessibility link */
.skip-link {
  position: absolute;
  top: -60px;
  left: 1.5rem;
  background: var(--ux4g-primary);
  color: #ffffff;
  padding: 0.6rem 1.25rem;
  font-weight: 700;
  font-size: 0.875rem;
  z-index: 9999;
  border-radius: var(--radius-sm);
  text-decoration: none;
  box-shadow: var(--shadow-lg);
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 1rem;
}

/* ==========================================================================
   UX4G Official Government of India Top Banner
   ========================================================================== */
.ux4g-top-banner {
  background-color: var(--bg-top-banner);
  color: var(--text-top-banner);
  font-size: 0.75rem;
  padding: 0.35rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-banner-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.top-banner-left {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
}

.gov-flag {
  font-size: 0.95rem;
}

.gov-sep {
  opacity: 0.4;
}

.gov-text-hi {
  font-weight: 600;
  color: #ffffff;
}

.top-banner-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.ux4g-compliance-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: rgba(106, 78, 255, 0.2);
  color: #a594ff;
  border: 1px solid rgba(106, 78, 255, 0.4);
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-pill);
  font-size: 0.675rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.top-banner-subtext {
  font-size: 0.7rem;
  opacity: 0.75;
}

/* National Tricolor Ambient Strip */
.tricolor-bar {
  height: 3px;
  width: 100%;
  background: linear-gradient(
    90deg, 
    #ff8800 0%, 
    #ff9933 33%, 
    #ffffff 48%, 
    #ffffff 52%, 
    #1aa64a 67%, 
    #1aa64a 100%
  );
  box-shadow: 0 0 10px rgba(255, 136, 0, 0.35);
  position: relative;
  z-index: 101;
}

/* ==========================================================================
   Header & Navbar
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--bg-header);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-color);
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.header-container {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.header-left {
  display: flex;
  align-items: center;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-main);
}

.emblem-wrapper {
  color: #3b82f6;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.brand-link:hover .emblem-wrapper {
  transform: rotate(90deg);
}

.ashoka-chakra-icon {
  width: 100%;
  height: 100%;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--text-main) 60%, var(--ux4g-primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-badge {
  font-size: 0.675rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 0.625rem;
}

.search-trigger-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.85rem;
  background: var(--bg-badge);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-pill);
  color: var(--text-muted);
  font-size: 0.825rem;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.2s ease;
}

.search-trigger-btn:hover {
  border-color: var(--ux4g-primary);
  color: var(--text-main);
  background: var(--bg-card);
}

.search-kbd-hint {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.15rem 0.35rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 4px;
}

.theme-toggle-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: var(--bg-badge);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.theme-toggle-btn:hover {
  background: var(--bg-card);
  border-color: var(--ux4g-primary);
}

[data-theme="dark"] .sun-icon { display: block; }
[data-theme="dark"] .moon-icon { display: none; }
[data-theme="light"] .sun-icon { display: none; }
[data-theme="light"] .moon-icon { display: block; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  font-family: inherit;
  border-radius: var(--radius-md);
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  border: 1px solid transparent;
}

.btn-primary {
  background-color: var(--ux4g-primary);
  color: #ffffff;
  border-color: var(--ux4g-primary);
  box-shadow: 0 2px 8px rgba(106, 78, 255, 0.25);
}

.btn-primary:hover {
  background-color: var(--ux4g-primary-hover);
  border-color: var(--ux4g-primary-hover);
  transform: translateY(-1px);
}

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

.btn-secondary:hover {
  border-color: var(--ux4g-primary);
  color: var(--ux4g-primary);
}

.btn-outline-nav {
  background: transparent;
  color: var(--text-main);
  border-color: var(--border-color);
  padding: 0.45rem 0.85rem;
}

.btn-outline-nav:hover {
  border-color: var(--ux4g-primary);
  color: var(--ux4g-primary);
}

.btn-github {
  background: #24292f;
  color: #ffffff;
  padding: 0.45rem 0.85rem;
  border: 1px solid #374151;
}

[data-theme="dark"] .btn-github {
  background: #1e293b;
  border-color: #334155;
}

.btn-github:hover {
  background: #000000;
  color: #ffffff;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  position: relative;
  overflow: hidden;
  padding: 3.5rem 0 2.5rem;
  background-color: var(--bg-hero);
  border-bottom: 1px solid var(--border-color);
}

.hero-ambient-saffron {
  position: absolute;
  top: -100px;
  left: 5%;
  width: 450px;
  height: 450px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 136, 0, 0.12) 0%, transparent 70%);
  pointer-events: none;
  filter: blur(50px);
}

.hero-ambient-green {
  position: absolute;
  bottom: -100px;
  right: 5%;
  width: 450px;
  height: 450px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(26, 166, 74, 0.1) 0%, transparent 70%);
  pointer-events: none;
  filter: blur(50px);
}

.hero-container {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 860px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  box-shadow: var(--shadow-sm);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 1rem;
}

.gradient-text {
  background: linear-gradient(135deg, var(--ux4g-primary) 0%, #ff8800 60%, #1aa64a 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(0.95rem, 1.8vw, 1.125rem);
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 2rem;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

/* Hero Search Box */
.search-box-wrapper {
  margin-bottom: 2rem;
  position: relative;
}

.search-box {
  display: flex;
  align-items: center;
  background: var(--bg-card);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 0.5rem 0.85rem;
  box-shadow: var(--shadow-md);
  transition: all 0.25s ease;
}

.search-box:focus-within {
  border-color: var(--ux4g-primary);
  box-shadow: 0 0 0 4px rgba(106, 78, 255, 0.15), var(--shadow-lg);
}

.search-box-icon {
  color: var(--text-subtle);
  margin-left: 0.25rem;
  margin-right: 0.75rem;
  flex-shrink: 0;
}

.search-input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  color: var(--text-main);
  font-size: 1rem;
  font-family: inherit;
  padding: 0.4rem 0;
}

.search-input::placeholder {
  color: var(--text-subtle);
  font-size: 0.925rem;
}

.search-clear-btn {
  background: transparent;
  border: none;
  color: var(--text-subtle);
  cursor: pointer;
  padding: 0.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.search-clear-btn:hover {
  color: var(--text-main);
}

.search-shortcut-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  background: var(--bg-badge);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 0.2rem 0.45rem;
  margin-left: 0.5rem;
  flex-shrink: 0;
}

/* Hero Stats Grid */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.85rem 0.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.stat-card:hover {
  transform: translateY(-2px);
  border-color: var(--ux4g-primary);
}

.stat-number {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--ux4g-primary);
  letter-spacing: -0.02em;
}

.stat-label {
  font-size: 0.725rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: 0.15rem;
}

/* ==========================================================================
   Sticky Interactive Toolbar
   ========================================================================== */
.toolbar-section {
  position: sticky;
  top: 64px;
  z-index: 90;
  background-color: var(--bg-toolbar);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  padding: 0.85rem 0;
}

.toolbar-container {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.category-filter-wrapper {
  position: relative;
}

.category-scroll-container {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  overflow-x: auto;
  scroll-behavior: smooth;
  padding-bottom: 0.25rem;
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.category-scroll-container::-webkit-scrollbar {
  display: none;
}

.category-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 0.85rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-pill);
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--text-muted);
  font-family: inherit;
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
  transition: all 0.2s ease;
}

.category-pill:hover {
  color: var(--text-main);
  border-color: var(--ux4g-primary);
  background: var(--bg-badge);
}

.category-pill.active {
  background: var(--ux4g-primary);
  color: #ffffff;
  border-color: var(--ux4g-primary);
  box-shadow: 0 2px 8px rgba(106, 78, 255, 0.3);
}

.pill-count {
  font-size: 0.7rem;
  padding: 0.1rem 0.4rem;
  border-radius: var(--radius-pill);
  background: var(--bg-badge);
  color: var(--text-main);
  font-weight: 700;
}

.category-pill.active .pill-count {
  background: rgba(255, 255, 255, 0.25);
  color: #ffffff;
}

.controls-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.stats-counter {
  font-size: 0.825rem;
  color: var(--text-muted);
}

.counter-highlight {
  font-weight: 700;
  color: var(--ux4g-primary);
}

.counter-total {
  font-weight: 700;
  color: var(--text-main);
}

.controls-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.domain-select {
  padding: 0.4rem 0.75rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-size: 0.825rem;
  font-family: inherit;
  outline: none;
  cursor: pointer;
}

.domain-select:focus {
  border-color: var(--ux4g-primary);
}

.view-mode-toggle {
  display: inline-flex;
  background: var(--bg-badge);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 2px;
}

.view-btn {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.65rem;
  border: none;
  background: transparent;
  color: var(--text-muted);
  border-radius: calc(var(--radius-md) - 3px);
  font-size: 0.8rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.2s ease;
}

.view-btn.active {
  background: var(--bg-card);
  color: var(--ux4g-primary);
  box-shadow: var(--shadow-sm);
}

/* ==========================================================================
   Results & Directory Section
   ========================================================================== */
.results-section {
  padding: 2rem 0 4rem;
  flex: 1;
}

/* Category Groups */
.category-group {
  margin-bottom: 3rem;
}

.category-group-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--border-color);
}

.category-group-title {
  font-family: var(--font-display);
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.category-group-count {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--bg-badge);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-pill);
}

/* Cards Grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
  gap: 1.25rem;
}

.api-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-card);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.25s ease, border-color 0.2s ease;
  position: relative;
  overflow: hidden;
}

.api-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--ux4g-primary), #1aa64a);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.api-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(106, 78, 255, 0.35);
}

.api-card:hover::before {
  opacity: 1;
}

.card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.85rem;
  gap: 0.5rem;
}

.domain-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.725rem;
  font-weight: 500;
  color: var(--text-muted);
  background: var(--bg-badge);
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-pill);
  max-width: 220px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.domain-badge.gov-verified {
  background: var(--bg-badge-gov);
  color: var(--text-gov);
  font-weight: 600;
}

.sr-badge {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-subtle);
  background: var(--bg-badge);
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.api-card-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  line-height: 1.35;
}

.api-card-title a {
  color: var(--text-main);
  text-decoration: none;
  transition: color 0.15s ease;
}

.api-card-title a:hover {
  color: var(--ux4g-primary);
}

.api-card-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 1.25rem;
  flex: 1;
}

.api-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.85rem;
  border-top: 1px solid var(--border-color);
  gap: 0.5rem;
}

.btn-visit-api {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--ux4g-primary);
  text-decoration: none;
  font-size: 0.825rem;
  font-weight: 700;
  transition: transform 0.15s ease, color 0.15s ease;
}

.btn-visit-api:hover {
  transform: translateX(2px);
  color: var(--ux4g-primary-hover);
}

.btn-copy-card {
  background: var(--bg-badge);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.35rem 0.55rem;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.75rem;
  font-family: inherit;
  transition: all 0.2s ease;
}

.btn-copy-card:hover {
  color: var(--text-main);
  border-color: var(--ux4g-primary);
}

/* ==========================================================================
   Data Table View (UX4G Compliant)
   ========================================================================== */
.table-responsive-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  overflow-x: auto;
  box-shadow: var(--shadow-card);
  margin-bottom: 2.5rem;
}

.directory-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.875rem;
}

.directory-table thead {
  background: var(--bg-badge);
  border-bottom: 2px solid var(--border-color);
}

.directory-table th {
  padding: 0.85rem 1rem;
  font-weight: 700;
  color: var(--text-main);
  white-space: nowrap;
}

.directory-table td {
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

.directory-table tr:last-child td {
  border-bottom: none;
}

.directory-table tr:hover {
  background: var(--bg-badge);
}

.table-col-num {
  width: 60px;
  text-align: center;
  font-weight: 700;
  color: var(--text-subtle);
}

.table-col-name {
  min-width: 220px;
  font-weight: 700;
}

.table-col-name a {
  color: var(--text-main);
  text-decoration: none;
}

.table-col-name a:hover {
  color: var(--ux4g-primary);
}

.table-col-domain {
  width: 180px;
}

.table-col-desc {
  min-width: 320px;
  color: var(--text-muted);
  line-height: 1.5;
}

.table-col-action {
  width: 140px;
  text-align: right;
  white-space: nowrap;
}

/* ==========================================================================
   Skeleton Loading State
   ========================================================================== */
.skeleton-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
  gap: 1.25rem;
}

.skeleton-card {
  height: 190px;
  background: var(--bg-skeleton);
  border-radius: var(--radius-lg);
  animation: skeleton-pulse 1.5s infinite ease-in-out;
}

@keyframes skeleton-pulse {
  0% { opacity: 0.6; }
  50% { opacity: 0.3; }
  100% { opacity: 0.6; }
}

/* ==========================================================================
   Empty State
   ========================================================================== */
.empty-state {
  text-align: center;
  padding: 4rem 1.5rem;
  background: var(--bg-card);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-lg);
  max-width: 540px;
  margin: 2rem auto;
}

.empty-state-graphic {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.empty-state-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.empty-state-desc {
  color: var(--text-muted);
  font-size: 0.925rem;
  margin-bottom: 1.5rem;
}

/* Search match highlight */
mark.search-highlight {
  background: rgba(106, 78, 255, 0.22);
  color: inherit;
  padding: 0.1rem 0.25rem;
  border-radius: 3px;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background-color: var(--bg-card);
  border-top: 1px solid var(--border-color);
  padding: 3rem 0 2rem;
  margin-top: auto;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.footer-brand {
  max-width: 420px;
}

.footer-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.footer-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.footer-links-group {
  display: flex;
  gap: 3rem;
  flex-wrap: wrap;
}

.footer-col-title {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.85rem;
  color: var(--text-main);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  transition: color 0.15s ease;
}

.footer-links a:hover {
  color: var(--ux4g-primary);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-color);
  font-size: 0.825rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom a {
  color: var(--ux4g-primary);
  text-decoration: none;
}

.btn-back-to-top {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--bg-badge);
  border: 1px solid var(--border-color);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-pill);
  color: var(--text-main);
  font-size: 0.775rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-back-to-top:hover {
  border-color: var(--ux4g-primary);
  color: var(--ux4g-primary);
}

/* ==========================================================================
   Modals & Toasts
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(11, 17, 32, 0.75);
  backdrop-filter: blur(4px);
}

.modal-dialog {
  position: relative;
  z-index: 2;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  max-width: 600px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  transform: scale(0.95);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-overlay.active .modal-dialog {
  transform: scale(1);
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header-title {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.modal-header-title h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.25rem;
  border-radius: var(--radius-sm);
}

.modal-close-btn:hover {
  color: var(--text-main);
  background: var(--bg-badge);
}

.modal-body {
  padding: 1.5rem;
}

.modal-lead {
  font-size: 0.925rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  line-height: 1.55;
}

.steps-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.step-item {
  display: flex;
  gap: 1rem;
}

.step-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--ux4g-primary);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.step-content h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.step-content p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.45;
}

.code-template-box {
  background: var(--bg-hero);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.75rem;
  margin-top: 0.5rem;
  position: relative;
  overflow-x: auto;
}

.code-template-box pre code {
  font-family: var(--font-mono);
  font-size: 0.775rem;
  white-space: pre-wrap;
  word-break: break-all;
}

.tok-num { color: #f59e0b; }
.tok-str { color: #10b981; }
.tok-url { color: #3b82f6; text-decoration: underline; }
.tok-desc { color: var(--text-muted); }

.copy-snippet-btn {
  margin-top: 0.5rem;
}

.modal-footer {
  padding: 1.25rem 1.5rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
  background: var(--bg-badge);
}

/* Toast Notification */
.toast-notification {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: #0f172a;
  color: #ffffff;
  border: 1px solid #334155;
  border-radius: var(--radius-pill);
  padding: 0.75rem 1.25rem;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.5);
  z-index: 1100;
  opacity: 0;
  pointer-events: none;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease;
}

[data-theme="light"] .toast-notification {
  background: #0f172a;
  color: #ffffff;
}

.toast-notification.active {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.toast-content {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
}

.toast-check-icon {
  color: #1aa64a;
}

/* Fallback static view */
.noscript-container {
  padding: 2rem 0;
}

.noscript-alert {
  background: var(--saffron-light);
  color: #9a3412;
  border: 1px solid #fed7aa;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  margin-bottom: 2rem;
  font-size: 0.875rem;
}

.static-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
}

.static-content th, .static-content td {
  padding: 0.75rem;
  border: 1px solid var(--border-color);
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 768px) {
  .top-banner-right {
    display: none;
  }

  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .controls-bar {
    flex-direction: column;
    align-items: flex-start;
  }

  .controls-actions {
    width: 100%;
    justify-content: space-between;
  }

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

  .search-kbd-hint {
    display: none;
  }

  .search-trigger-text {
    display: none;
  }

  .brand-badge {
    display: none;
  }
}