/* ==========================================================================
   JACKK.TOP Design System & Global Styles
   ========================================================================== */

:root {
  /* Color Palette - Dark Mode Default */
  --bg-base: #0B0F19;
  --bg-surface: #111827;
  --bg-card: rgba(17, 24, 39, 0.7);
  --bg-card-hover: rgba(31, 41, 55, 0.85);
  --bg-elevated: #1F2937;
  --bg-glass: rgba(17, 24, 39, 0.75);
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(255, 255, 255, 0.2);
  --border-active: #3B82F6;

  --text-primary: #F9FAFB;
  --text-secondary: #9CA3AF;
  --text-muted: #6B7280;
  --text-inverse: #0B0F19;

  --primary: #3B82F6;
  --primary-hover: #2563EB;
  --primary-glow: rgba(59, 130, 246, 0.25);
  --primary-light: rgba(59, 130, 246, 0.12);

  --accent-purple: #8B5CF6;
  --accent-cyan: #06B6D4;
  --accent-green: #10B981;
  --accent-amber: #F59E0B;
  --accent-rose: #F43F5E;

  --gradient-brand: linear-gradient(135deg, #3B82F6 0%, #8B5CF6 50%, #EC4899 100%);
  --gradient-glow: radial-gradient(circle at 50% 0%, rgba(59, 130, 246, 0.15), transparent 70%);
  --gradient-card: linear-gradient(180deg, rgba(255, 255, 255, 0.03) 0%, rgba(255, 255, 255, 0) 100%);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px -2px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 30px -4px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 25px -5px var(--primary-glow);

  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Light Theme Variables */
[data-theme="light"] {
  --bg-base: #F8FAFC;
  --bg-surface: #FFFFFF;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-card-hover: #FFFFFF;
  --bg-elevated: #F1F5F9;
  --bg-glass: rgba(255, 255, 255, 0.85);

  --border-subtle: rgba(0, 0, 0, 0.08);
  --border-hover: rgba(0, 0, 0, 0.2);
  --border-active: #2563EB;

  --text-primary: #0F172A;
  --text-secondary: #475569;
  --text-muted: #94A3B8;
  --text-inverse: #FFFFFF;

  --primary-glow: rgba(37, 99, 235, 0.15);
  --primary-light: rgba(37, 99, 235, 0.08);

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.08);
  --gradient-card: linear-gradient(180deg, rgba(0, 0, 0, 0.01) 0%, rgba(0, 0, 0, 0) 100%);
}

/* ==========================================================================
   Base & Reset
   ========================================================================== */

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Background Atmosphere Glow */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1000px;
  height: 500px;
  background: var(--gradient-glow);
  pointer-events: none;
  z-index: 0;
}

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  outline: none;
  background: none;
  transition: var(--transition);
}

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

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-mark {
  width: 38px;
  height: 38px;
  background: var(--gradient-brand);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.15rem;
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(59, 130, 246, 0.4);
}

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

.logo-title {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.logo-subtitle {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 0;
  position: relative;
}

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -18px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* API Status Indicator Badge */
.api-status-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 600;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  transition: var(--transition);
}

.api-status-badge:hover {
  border-color: var(--border-hover);
  transform: translateY(-1px);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-amber);
  position: relative;
}

.status-dot.online {
  background: var(--accent-green);
  box-shadow: 0 0 10px var(--accent-green);
}

.status-dot.warning {
  background: var(--accent-amber);
  box-shadow: 0 0 10px var(--accent-amber);
}

.theme-btn {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  background: var(--bg-surface);
}

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

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

.hero {
  padding: 56px 0 36px;
  text-align: center;
  position: relative;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: var(--primary-light);
  border: 1px solid rgba(59, 130, 246, 0.25);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 20px;
}

.hero-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin-bottom: 18px;
}

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

.hero-desc {
  max-width: 680px;
  margin: 0 auto 32px;
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* Stats Ribbon */
.stats-ribbon {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  max-width: 900px;
  margin: 0 auto 40px;
}

.stat-item {
  padding: 16px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  text-align: center;
  transition: var(--transition);
}

.stat-item:hover {
  transform: translateY(-2px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-md);
}

.stat-num {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
}

.stat-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-top: 4px;
}

/* Main View Tabs */
.view-tabs {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 36px;
}

.tab-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 28px;
  border-radius: var(--radius-full);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-secondary);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-sm);
}

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

.tab-btn.active {
  background: var(--primary);
  color: #FFFFFF;
  border-color: var(--primary);
  box-shadow: 0 4px 18px rgba(59, 130, 246, 0.4);
}

.tab-badge {
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.2);
}

.tab-btn:not(.active) .tab-badge {
  background: var(--bg-elevated);
  color: var(--text-muted);
}

/* ==========================================================================
   Filter Bars (Templates & Cases)
   ========================================================================== */

.filter-panel {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 24px;
  margin-bottom: 32px;
  box-shadow: var(--shadow-md);
}

.filter-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.filter-row:last-child {
  margin-bottom: 0;
}

.filter-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-muted);
  width: 72px;
  flex-shrink: 0;
}

.filter-pills {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  flex: 1;
}

.pill-btn {
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  display: inline-flex;
  align-items: center;
  gap: 2px;
}

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

.pill-btn.active {
  background: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary);
}

.pill-count {
  display: inline-block;
  padding: 1px 6px;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  background: rgba(255, 255, 255, 0.08);
  margin-left: 4px;
  color: var(--text-muted);
}

.pill-btn.active .pill-count {
  background: var(--primary);
  color: #FFFFFF;
}

.pill-btn.expand-btn {
  background: var(--primary-light);
  border-color: rgba(59, 130, 246, 0.35);
  color: var(--primary);
  font-weight: 700;
}

.pill-btn.expand-btn:hover {
  background: var(--primary);
  color: #FFFFFF;
}

.pill-btn.pill-foreign {
  background: rgba(59, 130, 246, 0.12);
  border-color: rgba(59, 130, 246, 0.4);
  color: #60A5FA;
  font-weight: 700;
}

.pill-btn.pill-foreign:hover {
  background: rgba(59, 130, 246, 0.22);
  border-color: #3B82F6;
  color: #93C5FD;
}

.pill-btn.pill-foreign.active {
  background: var(--gradient-primary);
  border-color: var(--primary);
  color: #FFFFFF;
}

.pill-btn.pill-foreign.active .pill-count {
  background: rgba(255, 255, 255, 0.25);
  color: #FFFFFF;
}

.category-expand-panel {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
  padding: 16px;
  background: var(--bg-surface);
  border: 1px dashed var(--border-subtle);
  border-radius: var(--radius-lg);
  animation: fadeIn 0.25s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Search & Sort Toolbar */
.toolbar-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border-subtle);
  margin-top: 16px;
  flex-wrap: wrap;
}

.search-box {
  position: relative;
  flex: 1;
  max-width: 420px;
}

.search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.search-input {
  width: 100%;
  padding: 10px 14px 10px 40px;
  border-radius: var(--radius-full);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-size: 0.88rem;
  outline: none;
  transition: var(--transition);
}

.search-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

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

.results-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.sort-select {
  padding: 8px 14px;
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-size: 0.85rem;
  outline: none;
  cursor: pointer;
}

/* Color Palette Selector for Cases */
.color-pills {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.color-dot-btn {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  position: relative;
  transition: var(--transition);
}

.color-dot-btn:hover {
  transform: scale(1.15);
}

.color-dot-btn.active {
  border-color: var(--text-primary);
  box-shadow: 0 0 10px rgba(255, 255, 255, 0.4);
  transform: scale(1.15);
}

/* ==========================================================================
   Grids & Cards (Templates & Cases)
   ========================================================================== */

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
  margin-bottom: 48px;
}

/* Template Card */
.template-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
}

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

.card-media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--bg-elevated);
}

.card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.template-card:hover .card-img {
  transform: scale(1.05);
}

.card-overlay {
  position: absolute;
  inset: 0;
  background: rgba(11, 15, 25, 0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  opacity: 0;
  transition: var(--transition);
}

.template-card:hover .card-overlay {
  opacity: 1;
}

.overlay-btn {
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-primary {
  background: var(--primary);
  color: #FFFFFF;
}

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

.btn-secondary {
  background: rgba(255, 255, 255, 0.15);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: translateY(-1px);
}

.card-badges {
  position: absolute;
  top: 12px;
  left: 12px;
  display: flex;
  gap: 6px;
  z-index: 2;
}

.badge {
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 700;
  backdrop-filter: blur(8px);
}

.badge-refine {
  background: linear-gradient(135deg, #F59E0B, #D97706);
  color: #FFFFFF;
}

.badge-normal {
  background: rgba(0, 0, 0, 0.6);
  color: #E2E8F0;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.badge-device {
  background: rgba(37, 99, 235, 0.8);
  color: #FFFFFF;
}

.card-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-header-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.card-category {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--primary);
  text-transform: uppercase;
}

.card-id {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.card-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
  line-height: 1.35;
}

.card-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.82rem;
}

.card-price {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--accent-green);
}

.card-tier {
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  color: var(--text-muted);
  font-size: 0.75rem;
}

/* Showcase Case Card */
.case-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

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

.case-meta-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.case-tag {
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  background: var(--bg-elevated);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}

/* Empty State & Loader */
.state-box {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  background: var(--bg-card);
  border: 1px dashed var(--border-subtle);
  border-radius: var(--radius-xl);
}

.state-icon {
  font-size: 2.5rem;
  margin-bottom: 14px;
  color: var(--text-muted);
}

.state-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.state-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  max-width: 400px;
  margin: 0 auto;
}

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

.features-section {
  padding: 64px 0;
  border-top: 1px solid var(--border-subtle);
  margin-top: 32px;
}

.section-head {
  text-align: center;
  margin-bottom: 48px;
}

.section-title {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1rem;
}

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

.feature-box {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
}

.feature-box:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.feature-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 18px;
}

.feature-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.feature-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   Modals (Preview Simulator, QR Code, API Diagnostics)
   ========================================================================== */

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(10px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-dialog {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transform: scale(0.96);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-backdrop.open .modal-dialog {
  transform: scale(1);
}

.modal-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 1.15rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
}

.modal-close {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--bg-elevated);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
}

.modal-close:hover {
  color: var(--text-primary);
  background: var(--border-hover);
}

.modal-body {
  padding: 24px;
  overflow-y: auto;
  flex: 1;
}

/* Simulator Device Frames */
.simulator-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.device-switcher {
  display: flex;
  background: var(--bg-elevated);
  border-radius: var(--radius-full);
  padding: 3px;
}

.device-btn {
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
}

.device-btn.active {
  background: var(--primary);
  color: #FFFFFF;
}

.simulator-frame {
  margin: 0 auto;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #000000;
  transition: width 0.3s ease;
  height: 520px;
}

.simulator-frame.desktop {
  width: 100%;
}

.simulator-frame.mobile {
  width: 375px;
  border-radius: 36px;
  border: 8px solid #27272A;
}

.simulator-iframe {
  width: 100%;
  height: 100%;
  border: none;
  background: #FFFFFF;
}

/* API Diagnostic Box */
.diagnostic-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 18px;
  margin-bottom: 16px;
}

.diagnostic-item {
  display: flex;
  justify-content: space-between;
  font-size: 0.88rem;
  padding: 8px 0;
  border-bottom: 1px solid var(--border-subtle);
}

.diagnostic-item:last-child {
  border-bottom: none;
}

.code-pill {
  font-family: monospace;
  background: var(--bg-surface);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  color: var(--accent-cyan);
  font-size: 0.85rem;
}

.ip-alert-box {
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: var(--radius-md);
  padding: 14px;
  color: var(--text-primary);
  font-size: 0.88rem;
  line-height: 1.6;
  margin-top: 16px;
}

.ip-alert-box strong {
  color: var(--accent-amber);
}

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

.footer {
  border-top: 1px solid var(--border-subtle);
  padding: 48px 0 32px;
  background: var(--bg-surface);
  color: var(--text-secondary);
  font-size: 0.88rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-copy {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.footer-links {
  display: flex;
  gap: 20px;
}

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

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */

@media (max-width: 900px) {
  .stats-ribbon {
    grid-template-columns: repeat(2, 1fr);
  }

  .nav-links {
    display: none;
  }
}

@media (max-width: 640px) {
  .hero-title {
    font-size: 1.85rem;
  }

  .stats-ribbon {
    grid-template-columns: 1fr;
  }

  .filter-row {
    flex-direction: column;
    align-items: flex-start;
  }

  .filter-label {
    width: auto;
  }

  .toolbar-row {
    flex-direction: column;
    align-items: stretch;
  }

  .search-box {
    max-width: 100%;
  }

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

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

/* ==========================================================================
   Domain Availability Search Panel Styles
   ========================================================================== */

.domain-card-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--shadow-md);
  margin-bottom: 40px;
  position: relative;
  overflow: hidden;
}

.domain-card-panel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 20%;
  right: 20%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
}

.domain-panel-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 32px;
}

.domain-title-badge {
  display: inline-block;
  padding: 6px 16px;
  background: var(--primary-light);
  border: 1px solid rgba(59, 130, 246, 0.3);
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
}

.domain-panel-title {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.domain-panel-subtitle {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.domain-search-wrapper {
  display: flex;
  gap: 12px;
  max-width: 760px;
  margin: 0 auto 20px;
}

.domain-input-box {
  flex: 1;
  position: relative;
  display: flex;
  align-items: center;
  background: var(--bg-elevated);
  border: 2px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 0 16px;
  transition: var(--transition);
}

.domain-input-box:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.domain-search-icon {
  font-size: 1.15rem;
  margin-right: 12px;
  opacity: 0.6;
}

.domain-input {
  width: 100%;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-size: 1.05rem;
  font-weight: 600;
  padding: 14px 0;
}

.domain-input::placeholder {
  color: var(--text-muted);
  font-weight: 400;
  font-size: 0.92rem;
}

.domain-clear-btn {
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: var(--text-muted);
  border-radius: var(--radius-full);
  width: 24px;
  height: 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
}

.domain-clear-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  color: var(--text-primary);
}

.domain-search-btn {
  padding: 0 28px;
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--radius-lg);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.domain-quick-tags {
  max-width: 760px;
  margin: 0 auto 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.85rem;
}

.quick-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.quick-label {
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.8rem;
  min-width: 65px;
}

.quick-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.quick-pill {
  padding: 3px 10px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.76rem;
}

.quick-examples {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.example-btn {
  padding: 4px 12px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  color: #60A5FA;
  font-size: 0.8rem;
  cursor: pointer;
  transition: var(--transition);
}

.example-btn:hover {
  border-color: var(--primary);
  background: var(--primary-light);
  color: #FFFFFF;
}

/* Loading State */
.domain-loading-state {
  text-align: center;
  padding: 40px 20px;
}

.domain-spinner {
  width: 38px;
  height: 38px;
  border: 3px solid rgba(59, 130, 246, 0.2);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 16px;
}

/* Results Area */
.domain-results-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 16px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border-subtle);
  flex-wrap: wrap;
  gap: 12px;
}

.results-meta-title {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.highlight-query {
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 4px;
}

.domain-count-badge {
  display: inline-block;
  padding: 2px 8px;
  background: var(--bg-elevated);
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-left: 6px;
}

.domain-filter-toggles {
  display: flex;
  gap: 6px;
}

.domain-toggle-btn {
  padding: 5px 14px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
  background: var(--bg-elevated);
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.domain-toggle-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #FFFFFF;
}

/* Domain Cards Grid */
.domain-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.domain-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 14px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

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

.domain-card.available {
  background: linear-gradient(180deg, rgba(16, 185, 129, 0.08) 0%, rgba(16, 185, 129, 0.02) 100%);
  border-color: rgba(16, 185, 129, 0.35);
  box-shadow: 0 4px 16px rgba(16, 185, 129, 0.08);
}

.domain-card.available:hover {
  border-color: var(--accent-green);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.16);
}

.domain-card.taken {
  opacity: 0.85;
  background: var(--bg-surface);
}

.domain-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}

.domain-name-wrap {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.domain-name-text {
  font-size: 1.22rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  word-break: break-all;
}

.domain-tld-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
}

.domain-status-pill {
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}

.domain-card.available .domain-status-pill {
  background: rgba(16, 185, 129, 0.2);
  color: #34D399;
  border: 1px solid rgba(16, 185, 129, 0.4);
}

.domain-card.taken .domain-status-pill {
  background: rgba(107, 114, 128, 0.18);
  color: var(--text-muted);
  border: 1px solid rgba(107, 114, 128, 0.3);
}

.domain-card-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.82rem;
}

.domain-status-note {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.domain-card.available .domain-status-note {
  color: #34D399;
  font-weight: 600;
}

/* Suggestion box */
.domain-tip-box {
  background: rgba(59, 130, 246, 0.08);
  border: 1px solid rgba(59, 130, 246, 0.25);
  border-radius: var(--radius-lg);
  padding: 18px 22px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.domain-tip-box .tip-icon {
  font-size: 1.3rem;
  flex-shrink: 0;
}

.domain-tip-box code {
  color: var(--primary);
  background: rgba(59, 130, 246, 0.15);
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 600;
}

@media (max-width: 768px) {
  .domain-card-panel {
    padding: 24px 16px;
  }
  .domain-search-wrapper {
    flex-direction: column;
  }
  .domain-search-btn {
    width: 100%;
    justify-content: center;
    padding: 12px 0;
  }
}