/* ==========================================================================
   Design System & Variables
   ========================================================================== */
:root {
  /* Light Theme Colors (Default) */
  --bg-body: #f1f5f9;
  --bg-card: #ffffff;
  --bg-card-hover: #f8fafc;
  --bg-card-learned: #f0fdf4;
  --bg-header: #0f172a;
  
  --border-color: #e2e8f0;
  --border-hover: #cbd5e1;
  --border-learned: #bbf7d0;
  --border-focus: #3b82f6;

  --text-main: #334155;
  --text-title: #0f172a;
  --text-muted: #64748b;
  --text-on-header: #f8fafc;
  
  --accent-red: #d92b34;
  --accent-gold: #ffcc00;
  --accent-black: #111111;
  
  --color-success: #10b981;
  --color-success-dark: #059669;
  --color-success-light: #dcfce7;
  
  --color-primary: #3b82f6;
  --color-primary-dark: #2563eb;
  
  --color-danger: #ef4444;
  --color-danger-dark: #dc2626;

  /* Typography */
  --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.04), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-inset: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);

  /* Borders & Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-round: 9999px;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Theme Colors */
html[data-theme="dark"] {
  --bg-body: #000000;
  --bg-card: #1e293b;
  --bg-card-hover: #334155;
  --bg-card-learned: #0f5132;
  --bg-header: #0b0f19;
  --accent-black: #000000;
  
  --border-color: #475569;
  --border-hover: #64748b;
  --border-learned: #198754;
  --border-focus: #60a5fa;

  --text-main: #e2e8f0;
  --text-title: #ffffff;
  --text-muted: #94a3b8;
  --text-on-header: #ffffff;
  
  --color-success: #10b981;
  --color-success-dark: #059669;
  --color-success-light: #064e3b;
  
  --color-primary: #3b82f6;
  --color-primary-dark: #2563eb;
  
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -4px rgba(0, 0, 0, 0.4);
}

/* ==========================================================================
   Base Styles
   ========================================================================== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-body);
  color: var(--text-main);
  line-height: 1.5;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  padding-bottom: 60px; /* footer offset */
}

/* German Flag Accent Ribbon */
.flag-ribbon {
  display: flex;
  height: 11px;
  width: 100%;
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 5px solid rgba(255, 255, 255, 0.2);
}
.ribbon-black { flex: 1; background-color: var(--accent-black); }
.ribbon-red { flex: 1; background-color: var(--accent-red); }
.ribbon-gold { flex: 1; background-color: var(--accent-gold); }

/* ==========================================================================
   Typography & Elements
   ========================================================================== */
h1 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-on-header);
  line-height: 1.2;
}

.subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 400;
}

/* Mobile first: line break, no comma */
.subtitle-comma { display: none; }
.subtitle-br { display: inline; }

/* Desktop/Tablet: single line with comma */
@media (min-width: 600px) {
  .subtitle-comma { display: inline; }
  .subtitle-br { display: none; }
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover {
  color: var(--color-primary-dark);
}

/* ==========================================================================
   Layout Containers
   ========================================================================== */
.site-header {
  background-color: var(--bg-header);
  border-bottom: 5px solid var(--border-color);
  padding: 16px 20px;
  position: relative;
}

html[data-theme="dark"] .site-header {
  background-color: var(--bg-header);
  background-image: radial-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 8px 8px;
}

.header-container {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.government-crest {
  font-size: 1.8rem;
  color: var(--accent-gold);
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

.main-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 16px;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 550;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  min-height: 48px;
  text-align: center;
  width: 100%;
}

.btn-icon {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: var(--text-on-header);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-round);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.btn-icon:hover {
  background-color: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.5);
  color: #ffffff;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #ffffff;
}
.btn-primary:hover {
  background-color: var(--color-primary-dark);
}

.btn-success {
  background-color: transparent;
  color: var(--color-success-dark);
  border: 1px solid var(--color-success);
  font-weight: 400;
}
html[data-theme="dark"] .btn-success {
  color: var(--color-success);
}
.btn-success:hover {
  background-color: rgba(16, 185, 129, 0.1);
}

.btn-warning {
  background-color: transparent;
  color: #b45309; /* Dark yellow/amber for good readability in light mode */
  border: 1px solid var(--accent-gold);
  font-weight: 400;
}
html[data-theme="dark"] .btn-warning {
  color: var(--accent-gold);
}
.btn-warning:hover {
  background-color: rgba(255, 204, 0, 0.15);
}

.btn-secondary {
  background-color: var(--btn-secondary-bg);
  color: var(--btn-secondary-text);
}
.btn-secondary:hover {
  filter: brightness(0.95);
}

.btn-danger {
  background-color: var(--color-danger);
  color: #ffffff;
}
.btn-danger:hover {
  background-color: var(--color-danger-dark);
}

/* ==========================================================================
   Progress Dashboard
   ========================================================================== */
.dashboard-section {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 16px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}

.stat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8px;
  border-radius: var(--radius-sm);
  background-color: var(--bg-body);
  border: 1px solid var(--border-color);
}

.stat-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  font-weight: 600;
  text-align: center;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-title);
  margin-top: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 40px;
}

.stat-learned .stat-value {
  color: var(--color-success);
}

#stat-total {
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--text-main);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  width: 40px;
}

.progress-bar-container {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.progress-bar-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-title);
}

.progress-track {
  height: 8px;
  width: 100%;
  background-color: var(--border-color);
  border-radius: var(--radius-round);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background-color: var(--color-success);
  border-radius: var(--radius-round);
  transition: width var(--transition-slow);
}

/* ==========================================================================
   Controls: Sticky Search & Filters
   ========================================================================== */
.controls-section {
  position: sticky;
  top: 6px; /* flag ribbon offset */
  background-color: var(--bg-body);
  z-index: 90;
  padding: 12px 0;
  margin-bottom: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  /* Glassmorphism effect */
  backdrop-filter: blur(8px);
  background-color: rgba(241, 245, 249, 0.85);
  border-bottom: 1px solid transparent;
  transition: all var(--transition-normal);
}
html[data-theme="dark"] .controls-section {
  background-color: rgba(11, 15, 25, 0.85);
}

/* Add a line divider under sticky header on scroll */
.controls-section.scrolled {
  border-bottom: 1px solid var(--border-color);
  padding-left: 8px;
  padding-right: 8px;
}

.search-box {
  position: relative;
  width: 100%;
  display: flex;
  align-items: center;
}

.search-box input {
  width: 100%;
  height: 48px;
  padding: 12px 16px 12px 42px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background-color: var(--bg-card);
  color: var(--text-title);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.search-box input:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.search-icon {
  position: absolute;
  left: 16px;
  color: var(--text-muted);
  pointer-events: none;
  font-size: 0.95rem;
}

.clear-btn {
  position: absolute;
  right: 14px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}
.clear-btn:hover {
  color: var(--text-title);
}

.filter-tabs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  /* hide scrollbar */
  scrollbar-width: none;
}
.filter-tabs::-webkit-scrollbar {
  display: none;
}

.filter-tab {
  flex: 1;
  min-width: fit-content;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 14px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-round);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.filter-tab:hover {
  background-color: var(--bg-card-hover);
  border-color: var(--border-hover);
  color: var(--text-title);
}

.filter-tab.tab-warning {
  border-color: rgba(255, 204, 0, 0.5);
  background-color: rgba(255, 204, 0, 0.05);
  color: #b45309;
}
html[data-theme="dark"] .filter-tab.tab-warning {
  color: var(--accent-gold);
}
.filter-tab.tab-warning:not(.active):hover {
  background-color: rgba(255, 204, 0, 0.15);
  border-color: var(--accent-gold);
  color: #b45309;
}
html[data-theme="dark"] .filter-tab.tab-warning:not(.active):hover {
  color: var(--accent-gold);
}

.filter-tab.tab-success {
  border-color: rgba(16, 185, 129, 0.5);
  background-color: rgba(16, 185, 129, 0.05);
  color: var(--color-success-dark);
}
html[data-theme="dark"] .filter-tab.tab-success {
  color: var(--color-success);
}
.filter-tab.tab-success:not(.active):hover {
  background-color: rgba(16, 185, 129, 0.15);
  border-color: var(--color-success);
  color: var(--color-success-dark);
}
html[data-theme="dark"] .filter-tab.tab-success:not(.active):hover {
  color: var(--color-success);
}

.filter-tab.active {
  background-color: var(--text-title);
  border-color: var(--text-title);
  color: var(--bg-card);
}
.filter-tab.tab-warning.active {
  background-color: var(--accent-gold);
  border-color: var(--accent-gold);
  color: #000;
}
.filter-tab.tab-success.active {
  background-color: var(--color-success);
  border-color: var(--color-success);
  color: #000;
}
html[data-theme="dark"] .filter-tab.active {
  color: var(--bg-header);
}
html[data-theme="dark"] .filter-tab.tab-warning.active {
  color: #000;
}
html[data-theme="dark"] .filter-tab.tab-success.active {
  color: #000;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: var(--radius-round);
  background-color: var(--bg-body);
  color: var(--text-muted);
}
.filter-tab.tab-warning .badge {
  background-color: rgba(255, 204, 0, 0.15);
  color: #b45309;
}
html[data-theme="dark"] .filter-tab.tab-warning .badge {
  color: var(--accent-gold);
}
.filter-tab.tab-success .badge {
  background-color: rgba(16, 185, 129, 0.15);
  color: var(--color-success-dark);
}
html[data-theme="dark"] .filter-tab.tab-success .badge {
  color: var(--color-success);
}

.filter-tab.active .badge {
  background-color: var(--text-muted);
  color: #fff;
}
.filter-tab.tab-warning.active .badge {
  background-color: rgba(0, 0, 0, 0.15);
  color: #000;
}
.filter-tab.tab-success.active .badge {
  background-color: rgba(0, 0, 0, 0.15);
  color: #000;
}
html[data-theme="dark"] .filter-tab.tab-warning.active .badge,
html[data-theme="dark"] .filter-tab.tab-success.active .badge {
  background-color: rgba(0, 0, 0, 0.5);
  color: #fff;
}

/* ==========================================================================
   Questions Grid & Cards
   ========================================================================== */
.questions-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 24px;
}

.question-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal), background-color var(--transition-normal);
  cursor: pointer;
}

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

.card-header {
  padding: 16px 20px 8px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.question-number {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.card-body {
  padding: 0 20px 16px 20px;
}

.question-text {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-title);
  line-height: 1.4;
}

/* Accordion Animation for Answers */
.card-answer-wrapper {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--transition-normal);
  border-top: 1px solid transparent;
}

.card-answer-wrapper.expanded {
  grid-template-rows: 1fr;
  border-top: 1px solid var(--border-color);
  background-color: rgba(0, 0, 0, 0.01);
}
html[data-theme="dark"] .card-answer-wrapper.expanded {
  background-color: rgba(255, 255, 255, 0.01);
}

.card-answer-inner {
  overflow: hidden;
}

.card-answer-content {
  padding: 20px;
}

.answer-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.answer-text {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-title);
  margin-bottom: 0;
  padding: 8px 12px;
  border-left: 3px solid var(--color-primary);
  background: linear-gradient(to right, rgba(59, 130, 246, 0.35), rgba(59, 130, 246, 0.05));
}

.card-footer {
  padding: 12px 20px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-card);
}

.question-card.hide-actions .card-footer {
  display: none;
}

.btn-footer {
  flex: 1;
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 8px 12px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all var(--transition-fast);
}

.btn-footer:hover {
  background-color: var(--bg-card-hover);
  color: var(--text-title);
  border-color: var(--border-hover);
}

.btn-footer.btn-later {
  background-color: rgba(255, 204, 0, 0.12);
  border-color: rgba(255, 204, 0, 0.6);
}
.btn-footer.btn-later i {
  color: var(--accent-gold);
  opacity: 0.8;
  transition: opacity var(--transition-fast);
}
.btn-footer.btn-later:hover {
  color: var(--text-title);
  border-color: var(--accent-gold);
  background-color: rgba(255, 204, 0, 0.2);
}
.btn-footer.btn-later:hover i {
  opacity: 1;
}

.btn-footer.btn-learn {
  background-color: rgba(16, 185, 129, 0.12);
  border-color: rgba(16, 185, 129, 0.6);
}
.btn-footer.btn-learn i {
  color: var(--color-success);
  opacity: 0.8;
  transition: opacity var(--transition-fast);
}
.btn-footer.btn-learn:hover {
  color: var(--text-title);
  border-color: var(--color-success);
  background-color: rgba(16, 185, 129, 0.2);
}
.btn-footer.btn-learn:hover i {
  opacity: 1;
}

/* Special states styles removed since they should function normally */

.learned-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.75rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--color-success);
  background-color: var(--color-success-light);
  padding: 4px 8px;
  border-radius: var(--radius-round);
}

.btn-revert {
  background-color: var(--bg-body);
  color: var(--text-muted);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-round);
  font-size: 0.7rem;
  font-weight: 600;
  cursor: pointer;
  padding: 2px 8px;
  margin-left: 8px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all var(--transition-fast);
}
.btn-revert:hover {
  background-color: var(--bg-card-hover);
  color: var(--text-title);
}
html[data-theme="dark"] .btn-revert {
  background-color: rgba(255, 255, 255, 0.1);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.2);
}
html[data-theme="dark"] .btn-revert:hover {
  background-color: rgba(255, 255, 255, 0.2);
}
html[data-theme="dark"] .learned-badge {
  background-color: rgba(16, 185, 129, 0.15);
}

/* Card Chevron Indicator */
.card-chevron {
  color: var(--text-muted);
  transition: transform var(--transition-normal);
}
.question-card.expanded-card .card-chevron {
  transform: rotate(180deg);
}

/* Disabled/Disabled-like Card state (click block) */
.question-card.learned .card-chevron {
  display: none;
}

/* Empty/No results */
.no-results {
  text-align: center;
  padding: 40px 20px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  color: var(--text-muted);
}
.no-results i {
  font-size: 2.5rem;
  color: var(--text-muted);
  margin-bottom: 12px;
  opacity: 0.5;
}

/* ==========================================================================
   Reset Section & Footer
   ========================================================================== */
.reset-section {
  margin-top: 48px;
  margin-bottom: 32px;
  text-align: center;
}

#reset-all {
  background-color: rgba(220, 38, 38, 0.05);
  color: var(--color-danger);
  border: 1px solid rgba(220, 38, 38, 0.3);
  font-weight: 400;
  font-size: 0.7rem;
  padding: 4px 10px;
  opacity: 0.5;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

#reset-all:hover {
  opacity: 1;
  background-color: rgba(220, 38, 38, 0.15);
  border-color: rgba(220, 38, 38, 0.6);
}

.reset-hint {
  font-size: 0.7rem;
  color: var(--text-muted);
  opacity: 0.6;
  margin-top: 8px;
}

.site-footer {
  background-color: var(--bg-header);
  border-top: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 20px;
  text-align: center;
  font-size: 0.8rem;
  position: absolute;
  bottom: 0;
  width: 100%;
}
.footer-container {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.footer-note {
  opacity: 0.7;
}

/* ==========================================================================
   Modal Overlay (Confirm Delete)
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
  padding: 16px;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.modal-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 440px;
  box-shadow: var(--shadow-lg);
  transform: translateY(20px);
  transition: transform var(--transition-normal);
  overflow: hidden;
}

.modal-overlay.active .modal-card {
  transform: translateY(0);
}

.modal-header {
  padding: 20px 20px 12px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.modal-icon {
  font-size: 1.5rem;
  color: var(--color-danger);
}

.modal-header h3 {
  font-size: 1.2rem;
  color: var(--text-title);
}

.modal-body {
  padding: 0 20px 20px 20px;
  color: var(--text-main);
  font-size: 0.95rem;
}

.modal-footer {
  padding: 12px 20px 20px 20px;
  display: flex;
  gap: 12px;
  background-color: rgba(0, 0, 0, 0.02);
  border-top: 1px solid var(--border-color);
}
html[data-theme="dark"] .modal-footer {
  background-color: rgba(255, 255, 255, 0.02);
}

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

/* Mobile Breakpoint (Samsung Galaxy A52s and smaller devices) */
@media (max-width: 580px) {
  body {
    padding-bottom: 120px; /* footer needs more space on narrow screens */
  }

  .site-header {
    padding: 12px 16px;
  }
  
  .government-crest {
    font-size: 1.5rem;
  }

  h1 {
    font-size: 1.25rem;
  }

  .main-content {
    padding: 12px;
  }

  .stats-grid {
    gap: 8px;
  }

  .stat-value {
    font-size: 1.25rem;
  }

  .stat-label {
    font-size: 0.65rem;
  }

  .filter-tabs {
    gap: 4px;
  }

  .filter-tab {
    padding: 8px 12px;
    font-size: 0.8rem;
    flex: 1;
  }

  .question-card {
    border-radius: var(--radius-md);
  }

  .card-header {
    padding: 12px 16px 6px 16px;
  }

  .card-body {
    padding: 0 16px 12px 16px;
  }

  .question-text {
    font-size: 0.95rem;
  }

  .card-answer-content {
    padding: 16px;
  }

  .answer-text {
    font-size: 0.95rem;
    margin-bottom: 16px;
  }
  .card-footer {
    padding: 10px 12px;
    gap: 8px;
  }

  .btn-footer {
    padding: 8px 6px;
    font-size: 0.75rem;
  }

  .btn {
    padding: 10px 16px;
    font-size: 0.9rem;
    min-height: 44px; /* optimized touch target */
  }

  .modal-card {
    max-width: 100%;
  }

  .modal-footer {
    flex-direction: column-reverse;
    gap: 8px;
  }
}

/* Tiny screens */
@media (max-width: 372px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .filter-tabs {
    gap: 2px;
  }
  .filter-tab {
    padding: 6px 4px;
    font-size: 0.65rem;
    gap: 2px;
  }
  .badge {
    padding: 1px 4px;
    font-size: 0.6rem;
  }
}