/* ==========================================================================
   RESET & BASE STYLES
   ========================================================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  user-select: none;
}

:root {
  --transition-speed: 0.3s;
  --transition-ease: cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.3), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
}

body {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background: var(--bg-gradient);
  color: var(--text-main);
  transition: background var(--transition-speed) var(--transition-ease),
              color var(--transition-speed) var(--transition-ease);
  overflow-x: hidden;
  padding: 20px;
}

/* ==========================================================================
   THEME STYLES (VARIABLES)
   ========================================================================== */

/* 1. Deep Space Theme (Default Dark) */
body.theme-space {
  --bg-gradient: linear-gradient(135deg, #090d16 0%, #111827 50%, #1e1b4b 100%);
  --card-bg: rgba(17, 24, 39, 0.75);
  --card-border: rgba(255, 255, 255, 0.08);
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --primary-glow: rgba(99, 102, 241, 0.4);
  --accent-left: #38bdf8;
  --accent-right: #ec4899;
  --success: #10b981;
  --danger: #ef4444;
  --kbd-bg: #334155;
  --kbd-color: #f1f5f9;
  --shadow-color: rgba(0, 0, 0, 0.5);
  --input-bg: rgba(30, 41, 59, 0.6);
}

/* 2. Classic Light Theme */
body.theme-light {
  --bg-gradient: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
  --card-bg: rgba(255, 255, 255, 0.85);
  --card-border: rgba(15, 23, 42, 0.08);
  --text-main: #0f172a;
  --text-muted: #475569;
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-glow: rgba(37, 99, 235, 0.2);
  --accent-left: #0284c7;
  --accent-right: #db2777;
  --success: #16a34a;
  --danger: #dc2626;
  --kbd-bg: #e2e8f0;
  --kbd-color: #334155;
  --shadow-color: rgba(0, 0, 0, 0.08);
  --input-bg: rgba(255, 255, 255, 0.9);
}

/* 3. Cyberpunk Neon Theme */
body.theme-cyberpunk {
  --bg-gradient: linear-gradient(135deg, #020005 0%, #0d0112 50%, #1a0026 100%);
  --card-bg: rgba(5, 2, 10, 0.85);
  --card-border: rgba(0, 240, 255, 0.25);
  --text-main: #00f0ff;
  --text-muted: #ff007f;
  --primary: #ff007f;
  --primary-hover: #d6006b;
  --primary-glow: rgba(255, 0, 127, 0.5);
  --accent-left: #00f0ff;
  --accent-right: #ff007f;
  --success: #39ff14;
  --danger: #ff0055;
  --kbd-bg: #1e0b30;
  --kbd-color: #00f0ff;
  --shadow-color: rgba(0, 240, 255, 0.15);
  --input-bg: rgba(26, 0, 38, 0.8);
}

/* ==========================================================================
   APP CONTAINER & LAYOUT
   ========================================================================== */
.app-container {
  width: 100%;
  max-width: 580px;
  min-height: 600px;
  display: flex;
  flex-direction: column;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 24px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-lg), 0 0 40px var(--shadow-color);
  padding: 30px;
  transition: border var(--transition-speed) var(--transition-ease),
              box-shadow var(--transition-speed) var(--transition-ease),
              background var(--transition-speed) var(--transition-ease);
  position: relative;
}

/* Header */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 25px;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--card-border);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Outfit', sans-serif;
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.logo-icon {
  color: var(--primary);
  font-size: 1.6rem;
  filter: drop-shadow(0 0 8px var(--primary-glow));
}

.logo span span {
  color: var(--primary);
}

.icon-btn {
  background: transparent;
  border: 1px solid var(--card-border);
  color: var(--text-main);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  font-size: 1.1rem;
  transition: all 0.2s ease;
}

.icon-btn:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--primary-glow);
}

/* Main Screens Container */
.app-main {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  position: relative;
}

.app-screen {
  display: none;
  flex-direction: column;
  width: 100%;
  animation: fadeIn 0.4s var(--transition-ease) forwards;
}

.app-screen.active {
  display: flex;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ==========================================================================
   BUTTONS & CONTROLS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: none;
  font-weight: 600;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s var(--transition-ease);
  font-size: 1rem;
  padding: 12px 24px;
}

.btn-primary {
  background: var(--primary);
  color: #ffffff;
  box-shadow: 0 4px 15px var(--primary-glow);
}

.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--primary-glow);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--card-border);
  color: var(--text-main);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

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

.btn-danger:hover {
  filter: brightness(0.9);
  transform: translateY(-2px);
}

.btn-large {
  padding: 16px 32px;
  font-size: 1.15rem;
  border-radius: 16px;
  width: 100%;
}

.btn-shortcut {
  font-size: 0.8rem;
  opacity: 0.6;
  background: rgba(0, 0, 0, 0.2);
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-small {
  padding: 8px 16px;
  font-size: 0.85rem;
  border-radius: 8px;
}

/* ==========================================================================
   SCREEN 1: WELCOME SCREEN
   ========================================================================== */
.welcome-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  flex-grow: 1;
  justify-content: space-around;
  padding: 10px 0;
}

.welcome-title {
  font-family: 'Outfit', sans-serif;
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 8px;
  background: linear-gradient(135deg, var(--text-main), var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.welcome-subtitle {
  color: var(--text-muted);
  font-size: 0.95rem;
  max-width: 380px;
  margin-bottom: 25px;
  line-height: 1.5;
}

.instruction-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  width: 100%;
  padding: 20px;
  margin-bottom: 25px;
  text-align: left;
}

.instruction-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 15px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--primary);
}

.rules-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
}

.rule-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255, 255, 255, 0.03);
  padding: 12px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.03);
}

.rule-badge {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 1.1rem;
  color: #fff;
}

.rule-ganjil {
  background: var(--accent-left);
  box-shadow: 0 4px 10px rgba(56, 189, 248, 0.3);
}

.rule-genap {
  background: var(--accent-right);
  box-shadow: 0 4px 10px rgba(236, 72, 153, 0.3);
}

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

.rule-text strong {
  font-size: 0.9rem;
  font-weight: 600;
}

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

.setup-section {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.setup-group {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  width: 100%;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--card-border);
  padding: 12px 20px;
  border-radius: 14px;
}

.setup-group label {
  font-weight: 600;
  font-size: 0.95rem;
}

/* Custom Select Dropdown Styling */
.custom-select-wrapper {
  position: relative;
  width: 200px;
}

.custom-select-wrapper select {
  appearance: none;
  -webkit-appearance: none;
  width: 100%;
  padding: 8px 32px 8px 14px;
  border-radius: 8px;
  border: 1px solid var(--card-border);
  background: var(--input-bg);
  color: var(--text-main);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s ease;
  outline: none;
}

.custom-select-wrapper select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 8px var(--primary-glow);
}

.custom-select-wrapper::after {
  content: '\f107';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

/* ==========================================================================
   SCREEN 2: GAME SCREEN
   ========================================================================== */
.game-dashboard {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  justify-content: space-between;
  gap: 20px;
}

.game-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 10px;
}

/* Radial Timer Progress Circle */
.timer-container {
  position: relative;
  width: 76px;
  height: 76px;
}

.timer-svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.timer-bg {
  fill: none;
  stroke: rgba(255, 255, 255, 0.05);
  stroke-width: 6;
}

.timer-bar {
  fill: none;
  stroke: var(--primary);
  stroke-width: 6;
  stroke-linecap: round;
  transition: stroke-dashoffset 0.1s linear, stroke 0.3s ease;
}

.timer-countdown {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: 'Outfit', sans-serif;
  font-size: 1.45rem;
  font-weight: 700;
}

/* Streak Indicator */
.streak-container {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.streak-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 1px;
}

.streak-value {
  font-family: 'Outfit', sans-serif;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary);
  transition: transform 0.15s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.streak-pulse {
  transform: scale(1.3);
}

/* Question Area */
.question-container {
  flex-grow: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  background: rgba(255, 255, 255, 0.015);
  border: 1px dashed var(--card-border);
  border-radius: 20px;
  margin: 15px 0;
  padding: 40px 10px;
  min-height: 160px;
  position: relative;
  transition: border-color var(--transition-speed) ease;
}

.question-text {
  font-family: 'Outfit', sans-serif;
  font-size: 3.8rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -1px;
  animation: scaleIn 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes scaleIn {
  from {
    transform: scale(0.85);
    opacity: 0.5;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

/* Right/Wrong Visual Flash */
.question-container.flash-success {
  border-color: var(--success);
  box-shadow: inset 0 0 25px rgba(22, 163, 74, 0.15);
}
.question-container.flash-danger {
  border-color: var(--danger);
  box-shadow: inset 0 0 25px rgba(220, 38, 38, 0.15);
  animation: shake 0.35s ease-in-out;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20%, 60% { transform: translateX(-8px); }
  40%, 80% { transform: translateX(8px); }
}

/* Live Stats Grid */
.live-stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1.2fr;
  gap: 12px;
}

.stat-box {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 10px;
  text-align: center;
}

.stat-val {
  font-family: 'Outfit', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
}

.stat-lbl {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Virtual Buttons */
.virtual-controls {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
  margin-top: 10px;
}

.ctrl-btn {
  border: none;
  height: 56px;
  border-radius: 16px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  cursor: pointer;
  transition: all 0.15s ease;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

.ctrl-left-btn {
  background: var(--accent-left);
}
.ctrl-left-btn:hover {
  background: var(--accent-left);
  opacity: 0.9;
}
.ctrl-left-btn:active, .ctrl-left-btn.active {
  transform: scale(0.96);
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  filter: brightness(0.85);
}

.ctrl-right-btn {
  background: var(--accent-right);
}
.ctrl-right-btn:hover {
  background: var(--accent-right);
  opacity: 0.9;
}
.ctrl-right-btn:active, .ctrl-right-btn.active {
  transform: scale(0.96);
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  filter: brightness(0.85);
}

/* ==========================================================================
   SCREEN 3: RESULTS SCREEN
   ========================================================================== */
.result-container {
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: center;
}

.result-header {
  text-align: center;
  margin-bottom: 5px;
}

.result-icon-wrapper {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: rgba(255, 193, 7, 0.1);
  border: 1px solid rgba(255, 193, 7, 0.2);
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0 auto 12px;
}

.trophy-icon {
  color: #ffc107;
  font-size: 2.1rem;
  filter: drop-shadow(0 0 10px rgba(255, 193, 7, 0.4));
}

.result-title {
  font-family: 'Outfit', sans-serif;
  font-size: 1.8rem;
  font-weight: 800;
}

.result-badge {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  background: var(--primary-glow);
  color: var(--text-main);
  padding: 4px 12px;
  border-radius: 20px;
  margin-top: 8px;
  border: 1px solid var(--card-border);
}

.results-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  width: 100%;
}

.result-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 15px;
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.result-card-val {
  font-family: 'Outfit', sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-main);
}

.result-card-lbl {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 6px;
}

/* History Chart Visuals */
.history-section {
  width: 100%;
  background: rgba(255, 255, 255, 0.015);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 15px;
}

.history-section h3 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 15px;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}

.chart-container {
  height: 90px;
  display: flex;
  align-items: flex-end;
  border-bottom: 1px solid var(--card-border);
  padding-bottom: 8px;
  margin-bottom: 8px;
}

.chart-bars {
  display: flex;
  justify-content: space-around;
  align-items: flex-end;
  width: 100%;
  height: 100%;
}

.chart-bar-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  width: 14%;
  position: relative;
}

.chart-bar-dual {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  width: 100%;
  height: 70px;
}

.chart-sub-bar {
  flex-grow: 1;
  border-radius: 3px 3px 0 0;
  min-height: 2px;
  transition: height 0.5s ease;
}

.sub-bar-speed {
  background: var(--accent-left);
  opacity: 0.8;
}

.sub-bar-acc {
  background: var(--success);
  opacity: 0.8;
}

.chart-bar-label {
  font-size: 0.65rem;
  color: var(--text-muted);
  text-align: center;
}

/* Chart Tooltip */
.chart-bar-group:hover::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 80px;
  background: var(--kbd-bg);
  color: var(--kbd-color);
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 0.7rem;
  white-space: pre-line;
  text-align: left;
  border: 1px solid var(--card-border);
  box-shadow: 0 4px 10px rgba(0,0,0,0.3);
  z-index: 10;
  min-width: 110px;
}

.chart-legend {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.65rem;
  color: var(--text-muted);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.legend-color {
  width: 8px;
  height: 8px;
  border-radius: 2px;
  display: inline-block;
}

.speed-color { background: var(--accent-left); }
.accuracy-color { background: var(--success); }

.result-actions {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 12px;
  width: 100%;
  margin-top: 5px;
}

/* ==========================================================================
   SETTINGS DRAWER & OVERLAYS
   ========================================================================== */
.overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 100;
  display: flex;
  justify-content: flex-end;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

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

.drawer {
  width: 100%;
  max-width: 360px;
  height: 100%;
  background: var(--card-bg);
  border-left: 1px solid var(--card-border);
  padding: 25px;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: -10px 0 30px rgba(0,0,0,0.4);
}

.overlay.active .drawer {
  transform: translateX(0);
}

.drawer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--card-border);
}

.drawer-header h2 {
  font-family: 'Outfit', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
}

.close-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.3rem;
  cursor: pointer;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.close-btn:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
}

.drawer-body {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.setting-item {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.setting-info h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.setting-info p {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* Theme picker options */
.theme-options {
  display: flex;
  gap: 8px;
}

.theme-opt-btn {
  flex-grow: 1;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  padding: 8px;
  color: var(--text-main);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  justify-content: center;
  transition: all 0.2s;
}

.theme-opt-btn:hover {
  background: rgba(255, 255, 255, 0.06);
}

.theme-opt-btn.active {
  border-color: var(--primary);
  background: rgba(255, 255, 255, 0.05);
  box-shadow: 0 0 8px var(--primary-glow);
}

.color-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

/* Toggle Switch */
.switch {
  position: relative;
  display: inline-block;
  width: 48px;
  height: 26px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--card-border);
  transition: .3s;
}

.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: var(--text-main);
  transition: .3s;
}

input:checked + .slider {
  background-color: var(--primary);
}

input:focus + .slider {
  box-shadow: 0 0 6px var(--primary-glow);
}

input:checked + .slider:before {
  transform: translateX(22px);
}

.slider.round {
  border-radius: 34px;
}

.slider.round:before {
  border-radius: 50%;
}

/* Warning Zone in Settings */
.warning-zone {
  margin-top: 15px;
  padding-top: 20px;
  border-top: 1px dashed var(--card-border);
}

/* ==========================================================================
   FOOTER & EXTRA
   ========================================================================== */
.app-footer {
  margin-top: 25px;
  padding-top: 15px;
  border-top: 1px solid var(--card-border);
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-muted);
}

kbd {
  background: var(--kbd-bg);
  color: var(--kbd-color);
  border-radius: 4px;
  padding: 1px 5px;
  font-size: 0.7rem;
  font-weight: 600;
  border: 1px solid var(--card-border);
  box-shadow: 0 2px 0 rgba(0,0,0,0.2);
}

/* ==========================================================================
   MOBILE & RESPONSIVE LAYOUTS
   ========================================================================== */
@media (max-width: 520px) {
  body {
    padding: 10px;
  }
  
  .app-container {
    padding: 20px;
    border-radius: 16px;
    min-height: auto;
  }

  .welcome-title {
    font-size: 1.8rem;
  }

  .rules-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .setup-group {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .custom-select-wrapper {
    width: 100%;
  }

  .question-text {
    font-size: 3.2rem;
  }

  .live-stats-grid {
    grid-template-columns: 1fr;
    gap: 8px;
  }

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

  .result-actions {
    grid-template-columns: 1fr;
  }

  .chart-bar-group {
    width: 18%;
  }
}