/* Digital Void - Brutalist UI */

/* Import brutalist fonts - using more industrial sans-serif */
@import url('https://fonts.googleapis.com/css2?family=Roboto+Mono:wght@400;500;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;700;900&display=swap');

:root {
  /* Digital Void Palette */
  --digital-void-bg: #DEE4EC;
  --kb-black: #131417;
  --kb-dark-grey: #474B4E;
  --kb-grey: #7E8187;
  --kb-light-grey: #A8ADB4;

  /* Accent Colors */
  --teen-orange: #FF4600;
  --electric-cyan: #00F9FF;
  --neon-lime: #D2FF00;

  /* Functional Mapping */
  --primary-accent-color: var(--teen-orange);
  --secondary-accent-color-1: var(--electric-cyan);
  --secondary-accent-color-2: var(--neon-lime);
  --secondary-accent-color-3: #FFE066;
  --text-color-primary: var(--kb-black);
  --text-color-secondary: var(--kb-grey);
  --background-primary: var(--digital-void-bg);
  --surface-color: rgba(255, 255, 255, 0.92);
  --panel-background: var(--surface-color);
  --border-color-subtle: rgba(19, 20, 23, 0.15);
  --shadow-color-soft: rgba(19, 20, 23, 0.08);
  --background-gradient-start: #DEE4EC;
  --background-gradient-end: #F6F8FB;
  --background-gradient-angle: 135deg;
  --accent-glow-color: rgba(255, 70, 0, 0.16);
  --secondary-glow-color: rgba(0, 249, 255, 0.12);
  --decorative-line-color: rgba(19, 20, 23, 0.06);

  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  --font-display: 'Roboto Mono', monospace;
  --font-weight-heading: 900;
  --font-weight-body: 400;

  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 48px;

  /* Border radius - sharp for brutalism */
  --border-radius-sm: 0px;
  --border-radius-md: 0px;
  --border-radius-lg: 0px;

  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.25s ease-in-out;
}

/* ===== BASE STYLES ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  font-family: var(--font-primary);
  font-size: 16px;
  font-weight: var(--font-weight-body);
  line-height: 1.6;
  color: var(--text-color-primary);
  background-color: var(--background-primary);
  background-image: linear-gradient(var(--background-gradient-angle), var(--background-gradient-start), var(--background-gradient-end));
  background-attachment: fixed;
  position: relative;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    radial-gradient(circle at 18% 22%, var(--accent-glow-color) 0%, transparent 55%),
    radial-gradient(circle at 82% 28%, var(--secondary-glow-color) 0%, transparent 60%),
    repeating-linear-gradient(135deg, transparent 0 42px, var(--decorative-line-color) 42px 44px);
  pointer-events: none;
  z-index: 0;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: var(--font-weight-heading);
  color: var(--text-color-primary);
  margin-bottom: var(--spacing-md);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

h1 i, h2 i, h3 i, h4 i, h5 i, h6 i {
  margin-right: var(--spacing-sm);
  color: var(--primary-accent-color);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.2rem; }
h5 { font-size: 1rem; }
h6 { font-size: 0.9rem; }

p {
  margin-bottom: var(--spacing-md);
  color: var(--text-color-secondary);
}

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

a:hover {
  color: var(--secondary-accent-color-1);
  text-decoration: underline;
  text-decoration-color: var(--secondary-accent-color-1);
}

/* ===== LAYOUT ===== */
.app-container {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-lg);
  box-sizing: border-box;
  position: relative;
  z-index: 1;
}

.game-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 100%;
  max-width: 100%;
  padding: var(--spacing-md) 0;
  box-sizing: border-box;
}

/* ===== CARDS ===== */
.card {
  background-color: var(--panel-background);
  border: 2px solid var(--border-color-subtle);
  border-radius: var(--border-radius-lg);
  box-shadow: 10px 10px 0 var(--shadow-color-soft);
  transition: all var(--transition-normal);
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  box-sizing: border-box;
  position: relative;
  overflow: hidden;
}

.card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 40%, rgba(255, 255, 255, 0.07) 45%, transparent 60%);
  pointer-events: none;
}

.welcome-card {
  max-width: 800px;
  position: relative;
}

.welcome-card:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 10px;
  height: 100%;
  background: var(--primary-accent-color);
}

#join-room-welcome .card-header {
  background-color: rgba(255, 70, 0, 0.1);
}

#join-room-welcome .card-header h2 {
  color: var(--primary-accent-color);
}

#join-room-welcome .room-info {
  margin-top: var(--spacing-sm);
}

/* Welcome screen interface visibility */
#normal-welcome.hidden,
#join-room-welcome.hidden {
  display: none !important;
}

#normal-welcome,
#join-room-welcome {
  display: block;
}

.lobby-card {
  max-width: 900px;
}

.wide-card {
  max-width: 1200px;
}

.card-header {
  padding: var(--spacing-lg) var(--spacing-xl);
  border-bottom: 2px solid var(--kb-black);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  background-color: rgba(19, 20, 23, 0.05);
}

.card-body {
  padding: var(--spacing-xl) var(--spacing-xxl);
}

.disclaimer {
  margin-top: var(--spacing-lg);
  padding: var(--spacing-md);
  background: rgba(255, 70, 0, 0.1);
  border: 1px solid var(--primary-accent-color);
  border-radius: var(--border-radius-sm);
  font-size: 0.8rem;
  color: var(--text-color-secondary);
  text-align: left;
}

.disclaimer p {
  margin: 0;
  line-height: 1.4;
}

.disclaimer strong {
  color: var(--primary-accent-color);
  font-weight: 700;
}

.app-footer {
  margin-top: var(--spacing-xxl);
  padding: var(--spacing-lg) 0;
  border-top: 1px solid var(--border-color-subtle);
  background: rgba(19, 20, 23, 0.03);
}

.footer-disclaimer {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  text-align: center;
}

.footer-disclaimer p {
  font-size: 0.7rem;
  color: var(--text-color-secondary);
  line-height: 1.4;
  margin: 0;
}

.footer-disclaimer strong {
  color: var(--text-color-primary);
  font-weight: 600;
}

.card-footer {
  border-top: 2px solid var(--kb-black);
  padding: var(--spacing-lg) var(--spacing-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
  background-color: rgba(19, 20, 23, 0.03);
}

/* ===== QUIZ GAME SPECIFIC STYLES ===== */

/* Welcome Options */
.welcome-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.option-card {
  background: rgba(255, 255, 255, 0.8);
  border: 2px solid var(--kb-black);
  padding: var(--spacing-xl);
  text-align: center;
  transition: all var(--transition-normal);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.option-card:hover {
  background: rgba(255, 255, 255, 1);
  box-shadow: 4px 4px 0 rgba(19, 20, 23, 0.1);
  transform: translateY(-2px);
}

.option-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  color: var(--primary-accent-color);
}

.option-icon i {
  font-size: inherit;
  color: inherit;
}

.option-card h3 {
  margin-bottom: var(--spacing-sm);
  font-size: 1.2rem;
}

.option-card p {
  margin-bottom: var(--spacing-lg);
  color: var(--text-color-secondary);
  font-size: 0.9rem;
  flex-grow: 1;
}

/* Form Styles */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: 500;
  color: var(--text-color-primary);
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.9rem;
}

input[type="text"],
input[type="number"],
textarea,
select {
  width: 100%;
  padding: var(--spacing-md);
  border: 2px solid var(--kb-black);
  border-radius: var(--border-radius-sm);
  font-family: var(--font-primary);
  font-size: 1rem;
  background-color: rgba(255, 255, 255, 0.9);
  transition: all var(--transition-fast);
}

input[type="text"]:focus,
input[type="number"]:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--primary-accent-color);
  background-color: rgba(255, 255, 255, 1);
  box-shadow: 0 0 0 3px rgba(255, 70, 0, 0.1);
}

textarea {
  resize: vertical;
  min-height: 80px;
}

small {
  display: block;
  margin-top: var(--spacing-xs);
  color: var(--text-color-secondary);
  font-size: 0.8rem;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: var(--spacing-md) var(--spacing-lg);
  border: 2px solid var(--kb-black);
  border-radius: var(--border-radius-sm);
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: 0.9rem;
  background: transparent;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 4px 4px 0 rgba(19, 20, 23, 0.2);
}

.btn-primary {
  background-color: var(--primary-accent-color);
  color: white;
  border-color: var(--primary-accent-color);
}

.btn-primary:hover {
  background-color: var(--secondary-accent-color-1);
  border-color: var(--secondary-accent-color-1);
}

.btn-orange {
  background-color: #FF6600;
  color: white;
  border-color: #FF6600;
}

.btn-orange:hover {
  background-color: #E55A00;
  border-color: #E55A00;
}

.btn-outline {
  background-color: transparent;
  color: var(--kb-black);
}

.btn-outline:hover {
  background-color: var(--kb-black);
  color: white;
}

.btn-outline-success {
  color: var(--secondary-accent-color-2);
  border-color: var(--secondary-accent-color-2);
}

.btn-outline-success:hover {
  background-color: var(--secondary-accent-color-2);
  color: var(--kb-black);
}

.btn-outline-danger {
  color: var(--primary-accent-color);
  border-color: var(--primary-accent-color);
}

.btn-outline-danger:hover {
  background-color: var(--primary-accent-color);
  color: white;
}

.btn-text {
  background: none;
  border: none;
  color: var(--text-color-secondary);
  text-decoration: underline;
  padding: var(--spacing-sm);
}

.btn-text:hover {
  color: var(--primary-accent-color);
  transform: none;
}

.btn-primary .btn-text {
  color: white;
}

.btn-primary .btn-text:hover {
  color: white;
}

#generate-quiz-btn .btn-text,
#generate-quiz-btn .btn-text:hover,
#generate-quiz-btn:focus .btn-text {
  color: white;
}

.btn-icon {
  padding: var(--spacing-sm);
  background: none;
  border: 1px solid var(--border-color-subtle);
  font-size: 1.2rem;
}

.btn i {
  margin-right: var(--spacing-xs);
}

.btn-icon i {
  margin-right: 0;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.btn:disabled:hover {
  transform: none;
  box-shadow: none;
}

/* Form Actions */
.form-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--spacing-xl);
}

.btn-loading {
  display: none;
}

.btn-loading.visible {
  display: inline;
}

/* Lobby Styles */
.lobby-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-lg);
}

.quiz-info,
.players-section {
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid var(--border-color-subtle);
  padding: var(--spacing-lg);
}

.quiz-details {
  margin-top: var(--spacing-md);
}

.detail-item {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--spacing-sm);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--border-color-subtle);
}

.detail-item:last-child {
  border-bottom: none;
  margin-bottom: 0;
}

.detail-item .label {
  font-weight: 500;
  color: var(--text-color-secondary);
}

.player-list {
  list-style: none;
  margin: var(--spacing-md) 0;
}

.player-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--border-color-subtle);
}

.player-item.host {
  border-color: var(--primary-accent-color);
  background: rgba(255, 70, 0, 0.1);
}

.player-item.ready {
  border-color: var(--secondary-accent-color-2);
  background: rgba(210, 255, 0, 0.1);
}

.player-badges {
  display: flex;
  gap: var(--spacing-xs);
}

.badge {
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  border-radius: 2px;
  letter-spacing: 0.05em;
}

.badge.host {
  background: var(--primary-accent-color);
  color: white;
}

.badge.ready {
  background: var(--secondary-accent-color-2);
  color: var(--kb-black);
}

.ready-system {
  margin-top: var(--spacing-lg);
  text-align: center;
}

.host-controls {
  margin-top: var(--spacing-md);
}

.room-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.room-code {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--primary-accent-color);
  background: rgba(255, 70, 0, 0.1);
  padding: var(--spacing-xs) var(--spacing-sm);
  border: 1px solid var(--primary-accent-color);
}

/* Quiz Game Styles */
.quiz-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}

.quiz-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: var(--spacing-xl);
  align-items: start;
}

.question-section {
  min-width: 0; /* Prevents grid overflow */
}

.live-leaderboard-section {
  position: sticky;
  top: var(--spacing-lg);
}

.live-leaderboard {
  background: var(--bg-color-secondary);
  border: 2px solid var(--kb-black);
  padding: var(--spacing-lg);
  border-radius: 0;
}

.live-leaderboard h3 {
  margin: 0 0 var(--spacing-md) 0;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-color-primary);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.live-leaderboard h3 i {
  color: var(--primary-accent-color);
}

.live-leaderboard-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.live-score-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm);
  background: var(--panel-background);
  border: 1px solid var(--border-color-subtle);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  transition: all var(--transition-normal);
  box-shadow: 6px 6px 0 var(--shadow-color-soft);
  position: relative;
}

.live-score-item.current-player {
  background: var(--primary-accent-color);
  color: var(--kb-black);
  font-weight: 700;
}

.live-score-item.first-place {
  background: var(--secondary-accent-color-1);
  color: var(--kb-black);
  font-weight: 700;
}

.live-score-item.second-place {
  background: var(--secondary-accent-color-2);
  color: var(--kb-black);
}

.live-score-item.third-place {
  background: var(--secondary-accent-color-3);
  color: var(--kb-black);
}

.live-score-item::before {
  content: "";
  position: absolute;
  inset: 0;
  border-left: 3px solid var(--primary-accent-color);
  opacity: 0.5;
  pointer-events: none;
}

.live-score-rank {
  font-weight: 700;
  min-width: 20px;
}

.live-score-name {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  flex: 1;
  margin: 0 var(--spacing-sm);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.live-score-status {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1px solid var(--kb-black);
  flex-shrink: 0;
}

.live-score-status.pending {
  background: var(--bg-color-secondary);
  opacity: 0.6;
}

.live-score-status.answered {
  background: var(--secondary-accent-color-2);
  box-shadow: 0 0 0 2px rgba(70, 217, 193, 0.4);
}

.live-score-points {
  font-weight: 700;
}

.quiz-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-xl);
  padding: var(--spacing-lg);
  background: rgba(255, 255, 255, 0.9);
  border: 2px solid var(--kb-black);
}

.question-progress {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.scoring-info {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--primary-accent-color);
  background: rgba(255, 70, 0, 0.1);
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--primary-accent-color);
  border-radius: var(--border-radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}



.question-card {
  position: relative;
  background: var(--panel-background);
  border: 2px solid var(--border-color-subtle);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-lg);
  box-shadow: 12px 12px 0 var(--shadow-color-soft);
  overflow: hidden;
}

.question-card::after {
  content: "";
  position: absolute;
  inset: -3px;
  background: linear-gradient(140deg, var(--primary-accent-color) 0%, transparent 60%);
  opacity: 0.25;
  pointer-events: none;
}

.question-card h2 {
  margin-bottom: var(--spacing-xl);
  font-size: 1.5rem;
  line-height: 1.4;
}

.answer-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.answer-option {
  padding: var(--spacing-lg);
  background: var(--panel-background);
  border: 2px solid var(--border-color-subtle);
  font-family: var(--font-primary);
  font-size: 1rem;
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.05);
}

.answer-option:hover {
  background: rgba(255, 255, 255, 0.95);
  transform: translateY(-2px);
  box-shadow: 8px 8px 0 rgba(0, 0, 0, 0.08);
}

.answer-option.selected {
  background: var(--secondary-accent-color-1);
  color: var(--kb-black);
  border-color: var(--secondary-accent-color-1);
}

.answer-option:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.answer-option.selected:disabled {
  opacity: 1;
}

.question-status {
  text-align: center;
  color: var(--text-color-secondary);
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.9rem;
}

/* Results Styles */
.correct-answer {
  margin-bottom: var(--spacing-xl);
  padding: var(--spacing-lg);
  background: rgba(210, 255, 0, 0.1);
  border: 2px solid var(--secondary-accent-color-2);
}

.answer-highlight {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--kb-black);
  margin-bottom: var(--spacing-md);
}

.explanation {
  color: var(--text-color-secondary);
  font-style: italic;
}

.player-results {
  margin-bottom: var(--spacing-xl);
}

.score-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.score-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--border-color-subtle);
}

.player-answer.correct {
  color: var(--secondary-accent-color-2);
  font-weight: 700;
}

.player-answer.incorrect {
  color: var(--primary-accent-color);
}

.results-actions {
  text-align: center;
}

/* Final Results */
.final-scores, .all-time-scores {
  margin-bottom: var(--spacing-xl);
  padding: var(--spacing-lg);
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid var(--border-color-subtle);
  border-radius: var(--border-radius-md);
}

.final-scores h3, .all-time-scores h3 {
  margin-bottom: var(--spacing-md);
  color: var(--text-color-primary);
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.leaderboard {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  min-height: 200px;
  transition: all 0.3s ease-out;
}

.leaderboard .score-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--border-color-subtle);
  border-radius: var(--border-radius-sm);
  opacity: 0;
  animation: fadeInScore 0.3s ease-out forwards;
}

@keyframes fadeInScore {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.leaderboard .score-item.first-place {
  background: rgba(255, 215, 0, 0.2);
  border-color: #FFD700;
  font-weight: 700;
}

.leaderboard .score-item.second-place {
  background: rgba(192, 192, 192, 0.2);
  border-color: #C0C0C0;
  font-weight: 600;
}

.leaderboard .score-item.third-place {
  background: rgba(205, 127, 50, 0.2);
  border-color: #CD7F32;
  font-weight: 600;
}

.leaderboard .score-item.current-player {
  background: rgba(0, 249, 255, 0.15);
  border-color: var(--secondary-accent-color-1);
}

.leaderboard .rank {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  background-color: var(--kb-light-grey);
  color: var(--kb-black);
  border-radius: var(--border-radius-sm);
  flex-shrink: 0;
}

.leaderboard .first-place .rank {
  background-color: #FFD700;
  color: var(--kb-black);
}

.leaderboard .second-place .rank {
  background-color: #C0C0C0;
  color: var(--kb-black);
}

.leaderboard .third-place .rank {
  background-color: #CD7F32;
  color: var(--kb-black);
}

.leaderboard .player-name {
  flex: 1;
  margin-left: var(--spacing-md);
  font-weight: 500;
}

.leaderboard .score {
  font-weight: 700;
  color: var(--text-color-primary);
}

.loading-highscores {
  text-align: center;
  color: var(--text-color-secondary);
  font-style: italic;
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
  opacity: 1;
  transition: opacity 0.3s ease-out;
}

.loading-highscores .loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border-color-subtle);
  border-top: 3px solid var(--primary-accent-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.final-actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
}

/* Loading Overlay */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(222, 228, 236, 0.95);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
}

.loading-content {
  text-align: center;
  max-width: 400px;
  padding: var(--spacing-xl);
}

.loading-spinner {
  width: 60px;
  height: 60px;
  border: 4px solid var(--border-color-subtle);
  border-top: 4px solid var(--primary-accent-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto var(--spacing-lg);
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.loading-content h3 {
  margin-bottom: var(--spacing-md);
  color: var(--text-color-primary);
}

.loading-content p {
  color: var(--text-color-secondary);
  margin-bottom: 0;
}

.loading-progress {
  width: 100%;
  margin-top: var(--spacing-xl);
}

.loading-progress-track {
  width: 100%;
  height: 10px;
  border: 2px solid var(--kb-black);
  background: rgba(19, 20, 23, 0.08);
  position: relative;
  overflow: hidden;
}

.loading-progress-bar {
  position: absolute;
  inset: 0;
  width: 0%;
  background: linear-gradient(90deg, var(--primary-accent-color), var(--secondary-accent-color-1));
  transition: width 0.35s ease-out;
}

.loading-progress-label {
  margin-top: var(--spacing-sm);
  font-family: var(--font-display);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-color-primary);
}

.loading-progress {
  width: 100%;
  margin-top: var(--spacing-xl);
}

.loading-progress-track {
  width: 100%;
  height: 10px;
  border: 2px solid var(--kb-black);
  background: rgba(19, 20, 23, 0.08);
  position: relative;
  overflow: hidden;
}

.loading-progress-bar {
  position: absolute;
  inset: 0;
  width: 0%;
  background: linear-gradient(90deg, var(--primary-accent-color), var(--secondary-accent-color-1));
  transition: width 0.35s ease-out;
}

.loading-progress-label {
  margin-top: var(--spacing-sm);
  font-family: var(--font-display);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-color-primary);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  pointer-events: none;
}

.toast {
  background-color: var(--panel-background);
  border: 2px solid var(--kb-black);
  padding: var(--spacing-md);
  border-radius: var(--border-radius-sm);
  box-shadow: 4px 4px 0 rgba(19, 20, 23, 0.1);
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  pointer-events: auto;
  max-width: 300px;
  font-family: var(--font-display);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.toast.show {
  transform: translateX(0);
}

.toast-success {
  border-left: 4px solid var(--secondary-accent-color-2);
  color: var(--text-color-primary);
}

.toast-error {
  border-left: 4px solid var(--primary-accent-color);
  color: var(--text-color-primary);
}

.toast-info {
  border-left: 4px solid var(--secondary-accent-color-1);
  color: var(--text-color-primary);
}

/* Custom Modal System */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(19, 20, 23, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

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

.modal {
  background-color: var(--panel-background);
  border: 3px solid var(--kb-black);
  border-radius: var(--border-radius-lg);
  box-shadow: 12px 12px 0 rgba(19, 20, 23, 0.2);
  max-width: 500px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  transform: scale(0.8) translateY(20px);
  transition: transform var(--transition-normal);
}

.modal-overlay.show .modal {
  transform: scale(1) translateY(0);
}

.modal-header {
  padding: var(--spacing-lg) var(--spacing-xl);
  border-bottom: 2px solid var(--kb-black);
  background-color: rgba(19, 20, 23, 0.05);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.modal-icon {
  font-size: 1.5rem;
  min-width: 24px;
}

.modal-icon i {
  font-size: inherit;
}

.modal-icon.alert {
  color: var(--primary-accent-color);
}

.modal-icon.confirm {
  color: var(--secondary-accent-color-1);
}

.modal-title {
  font-family: var(--font-display);
  font-weight: var(--font-weight-heading);
  font-size: 1.2rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0;
  color: var(--text-color-primary);
}

.modal-body {
  padding: var(--spacing-xl);
}

.modal-message {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-color-secondary);
  margin: 0;
  white-space: pre-line;
}

.modal-actions {
  padding: var(--spacing-lg) var(--spacing-xl);
  border-top: 2px solid var(--border-color-subtle);
  display: flex;
  gap: var(--spacing-md);
  justify-content: flex-end;
}

.modal-actions .btn {
  min-width: 100px;
}

/* Alert Modal Specific */
.alert-modal .modal-header {
  background-color: rgba(255, 70, 0, 0.1);
}

.alert-modal .modal-icon {
  color: var(--primary-accent-color);
}

/* Confirm Modal Specific */
.confirm-modal .modal-header {
  background-color: rgba(0, 249, 255, 0.1);
}

.confirm-modal .modal-icon {
  color: var(--secondary-accent-color-1);
}

.confirm-modal .modal-actions {
  justify-content: space-between;
}

/* Prompt Modal Specific */
.prompt-modal .modal-header {
  background-color: rgba(210, 255, 0, 0.1);
}

.prompt-modal .modal-icon {
  color: var(--secondary-accent-color-2);
}

.prompt-modal .modal-actions {
  justify-content: space-between;
}

.modal-input {
  width: 100%;
  padding: var(--spacing-md);
  border: 2px solid var(--border-color-subtle);
  border-radius: var(--border-radius-sm);
  font-family: var(--font-primary);
  font-size: 1rem;
  margin-top: var(--spacing-md);
  transition: border-color var(--transition-fast);
}

.modal-input:focus {
  outline: none;
  border-color: var(--primary-accent-color);
}

.confirm-modal .btn-cancel {
  background-color: var(--kb-light-grey);
  color: var(--text-color-primary);
  border: 2px solid var(--kb-grey);
}

.confirm-modal .btn-cancel:hover {
  background-color: var(--kb-grey);
  color: white;
}

.confirm-modal .btn-confirm {
  background-color: var(--primary-accent-color);
  color: white;
  border: 2px solid var(--primary-accent-color);
}

.confirm-modal .btn-confirm:hover {
  background-color: var(--kb-black);
  border-color: var(--kb-black);
}

.confirm-modal .btn-confirm.danger {
  background-color: var(--primary-accent-color);
  border-color: var(--primary-accent-color);
}

.confirm-modal .btn-confirm.danger:hover {
  background-color: #cc3600;
  border-color: #cc3600;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .modal {
    width: 95%;
    margin: var(--spacing-md);
  }
  
  .modal-header,
  .modal-body,
  .modal-actions {
    padding: var(--spacing-md);
  }
  
  .modal-actions {
    flex-direction: column;
  }
  
  .modal-actions .btn {
    width: 100%;
  }
  
  .confirm-modal .modal-actions {
    flex-direction: column-reverse;
  }
}

/* Screen Management */
.hidden {
  display: none !important;
}

.game-screen {
  display: none;
  width: 100%;
  animation: fadeIn 0.3s ease-in-out;
}

.game-screen.active {
  display: block;
}

.game-screen.hidden {
  display: none;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Responsive Design */
@media (max-width: 768px) {
  .welcome-options {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .form-row {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .lobby-layout {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .answer-options {
    grid-template-columns: 1fr;
  }
  
  .quiz-header {
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
  }
  
  .quiz-layout {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .live-leaderboard-section {
    position: static;
    order: -1; /* Show leaderboard above question on mobile */
  }
  
  .live-leaderboard {
    padding: var(--spacing-md);
  }
  
  .live-leaderboard h3 {
    font-size: 0.9rem;
  }
  
  .live-score-item {
    padding: var(--spacing-xs);
    font-size: 0.7rem;
  }
  
  .disclaimer {
    font-size: 0.7rem;
    padding: var(--spacing-sm);
  }
  
  .footer-disclaimer p {
    font-size: 0.6rem;
  }
  
  .final-actions {
    flex-direction: column;
  }
  
  .toast-container {
    left: var(--spacing-md);
    right: var(--spacing-md);
  }
  
  .toast {
    max-width: none;
  }
}

@media (max-width: 480px) {
  .app-container {
    padding: var(--spacing-md);
  }
  
  .card-header,
  .card-body {
    padding: var(--spacing-lg);
  }
  
  .option-card {
    padding: var(--spacing-lg);
  }
  
  .quiz-header {
    padding: var(--spacing-md);
  }
  
  .question-card {
    padding: var(--spacing-lg);
  }
  
  .timer {
    font-size: 1.5rem;
  }
}

/* Quiz Browser */
.quiz-browser {
  max-width: 800px;
  margin: 0 auto;
}

.browser-controls {
  margin-bottom: var(--spacing-xl);
}

.search-bar {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.search-bar input {
  flex: 1;
  padding: var(--spacing-md);
  border: 2px solid var(--kb-black);
  background: var(--bg-color-primary);
  color: var(--text-color-primary);
  font-family: var(--font-mono);
  font-size: 1rem;
}

.search-bar input:focus {
  outline: none;
  box-shadow: 4px 4px 0 var(--primary-accent-color);
}

.filter-tabs {
  display: flex;
  gap: var(--spacing-sm);
}

.tab-btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  border: 2px solid var(--kb-black);
  background: var(--bg-color-secondary);
  color: var(--text-color-primary);
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.tab-btn:hover {
  background: var(--secondary-accent-color-1);
  color: var(--kb-black);
}

.tab-btn.active {
  background: var(--primary-accent-color);
  color: var(--kb-black);
}

.quiz-list {
  min-height: 400px;
}

.loading-quizzes {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 200px;
  color: var(--text-color-secondary);
}

.quiz-item {
  border: 2px solid var(--border-color-subtle);
  background: var(--panel-background);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  transition: all var(--transition-normal);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  box-shadow: 10px 10px 0 var(--shadow-color-soft);
}

.quiz-item::after {
  content: "";
  position: absolute;
  inset: -2px;
  background: linear-gradient(120deg, var(--secondary-accent-color-1) 0%, transparent 60%);
  opacity: 0.18;
  pointer-events: none;
}

.quiz-item:hover {
  transform: translateY(-3px);
  box-shadow: 12px 12px 0 rgba(0, 0, 0, 0.12);
}

.quiz-item-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--spacing-md);
}

.quiz-item-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-color-primary);
  margin: 0 0 var(--spacing-xs) 0;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.quiz-item-topic {
  color: var(--text-color-secondary);
  font-family: var(--font-primary);
  font-size: 0.9rem;
  margin: var(--spacing-xs) 0;
}

.quiz-item-creator {
  color: var(--text-color-secondary);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  margin: 0;
}

.quiz-item-stats {
  display: flex;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-md);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-color-secondary);
}

.quiz-stat {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.quiz-stat i {
  font-size: 1rem;
  color: var(--primary-accent-color);
}

.quiz-item-actions {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-lg);
}

.quiz-item-actions .btn {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 0.8rem;
}

.quiz-item-palette {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-sm);
}

.quiz-item-palette span {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 0.7rem;
  font-family: var(--font-mono);
  color: var(--text-color-secondary);
}

.palette-swatch {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid rgba(0, 0, 0, 0.1);
  background: var(--swatch-color, transparent);
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.6);
}

.highscores-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(19, 20, 23, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
}

.highscores-content {
  background: var(--panel-background);
  border: 2px solid var(--kb-black);
  padding: var(--spacing-xl);
  max-width: 500px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
}

.highscores-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
}

.highscores-header h3 {
  margin: 0;
  color: var(--text-color-primary);
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.close-btn {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-color-secondary);
  padding: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.highscore-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.highscore-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--border-color-subtle);
  font-family: var(--font-mono);
}

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

.highscore-rank {
  font-weight: 700;
  color: var(--primary-accent-color);
  width: 30px;
}

.highscore-name {
  flex: 1;
  color: var(--text-color-primary);
}

.highscore-score {
  font-weight: 700;
  color: var(--text-color-primary);
}

.highscore-percentage {
  font-size: 0.8rem;
  color: var(--text-color-secondary);
  margin-left: var(--spacing-sm);
}

/* ===== INLINE RESULTS STYLES ===== */
.inline-results {
  margin-top: var(--spacing-lg);
  padding: var(--spacing-lg);
  border-top: 2px solid var(--border-color-subtle);
  background-color: rgba(255, 255, 255, 0.5);
  border-radius: var(--border-radius-md);
}

.inline-results.hidden {
  display: none;
}

.result-explanation {
  margin-bottom: var(--spacing-md);
}

.explanation-text {
  font-size: 1rem;
  color: var(--text-color-secondary);
  line-height: 1.5;
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: rgba(19, 20, 23, 0.05);
  border-left: 4px solid var(--secondary-accent-color-1);
  border-radius: var(--border-radius-sm);
}

.score-display {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.points-earned {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--primary-accent-color);
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.current-score {
  font-size: 1rem;
  color: var(--text-color-primary);
  font-weight: 500;
}

.next-question-controls {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
}

/* ===== ANSWER OPTION COLOR CODING ===== */
.answer-option.correct {
  background-color: var(--secondary-accent-color-2);
  color: var(--kb-black);
  border-color: var(--secondary-accent-color-2);
  font-weight: 700;
}

.answer-option.incorrect {
  background-color: var(--primary-accent-color);
  color: white;
  border-color: var(--primary-accent-color);
}

.answer-option.neutral {
  background-color: var(--kb-light-grey);
  color: var(--kb-black);
  border-color: var(--kb-light-grey);
}

.answer-option.selected.correct {
  background-color: var(--secondary-accent-color-2);
  color: var(--kb-black);
  border-color: var(--secondary-accent-color-2);
  box-shadow: 0 0 0 3px rgba(210, 255, 0, 0.3);
}

.answer-option.selected.incorrect {
  background-color: var(--primary-accent-color);
  color: white;
  border-color: var(--primary-accent-color);
  box-shadow: 0 0 0 3px rgba(255, 70, 0, 0.3);
}

/* ===== RESPONSIVE ADJUSTMENTS ===== */
@media (max-width: 768px) {
  .score-display {
    flex-direction: column;
    text-align: center;
  }
  
  .next-question-controls {
    flex-direction: column;
  }
  
  .next-question-controls .btn {
    width: 100%;
  }
}

/* ===== TOURNAMENT CREATION STYLES ===== */
.quiz-selection-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-md);
}

.available-quizzes {
  border: 2px solid var(--border-color-subtle);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-lg);
  background: rgba(255, 255, 255, 0.5);
  max-height: 400px;
  overflow-y: auto;
}

.available-quizzes h4 {
  margin-bottom: var(--spacing-md);
  color: var(--text-color-primary);
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.selectable-quiz {
  padding: var(--spacing-md);
  border: 1px solid var(--border-color-subtle);
  border-radius: var(--border-radius-sm);
  margin-bottom: var(--spacing-sm);
  background: rgba(255, 255, 255, 0.8);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.selectable-quiz:hover {
  background: rgba(255, 255, 255, 1);
  border-color: var(--primary-accent-color);
  transform: translateY(-1px);
}

.selectable-quiz.selected {
  background: rgba(255, 70, 0, 0.1);
  border-color: var(--primary-accent-color);
  border-width: 2px;
}

.selectable-quiz-title {
  font-weight: 700;
  color: var(--text-color-primary);
  margin-bottom: var(--spacing-xs);
}

.selectable-quiz-topic {
  color: var(--text-color-secondary);
  font-size: 0.9rem;
  margin-bottom: var(--spacing-xs);
}

.selectable-quiz-stats {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-color-secondary);
}

.selected-quizzes-section {
  border: 2px solid var(--secondary-accent-color-2);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-lg);
  background: rgba(210, 255, 0, 0.05);
}

.selected-quizzes-section h4 {
  margin-bottom: var(--spacing-md);
  color: var(--text-color-primary);
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.selected-quizzes {
  min-height: 200px;
  margin-bottom: var(--spacing-lg);
}

.no-selection {
  text-align: center;
  color: var(--text-color-secondary);
  font-style: italic;
  padding: var(--spacing-xl);
}

.selected-quiz-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  border: 1px solid var(--secondary-accent-color-2);
  border-radius: var(--border-radius-sm);
  margin-bottom: var(--spacing-sm);
  background: rgba(210, 255, 0, 0.1);
}

.selected-quiz-info {
  flex: 1;
}

.selected-quiz-title {
  font-weight: 600;
  color: var(--text-color-primary);
  margin-bottom: var(--spacing-xs);
}

.selected-quiz-details {
  font-size: 0.8rem;
  color: var(--text-color-secondary);
}

.remove-quiz-btn {
  background: none;
  border: none;
  color: var(--primary-accent-color);
  font-size: 1.2rem;
  cursor: pointer;
  padding: var(--spacing-xs);
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
}

.remove-quiz-btn:hover {
  background: rgba(255, 70, 0, 0.1);
  transform: scale(1.1);
}

.tournament-info {
  padding: var(--spacing-md);
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--border-color-subtle);
  border-radius: var(--border-radius-sm);
}

.tournament-info p {
  margin-bottom: var(--spacing-xs);
  font-size: 0.9rem;
}

.tournament-info p:last-child {
  margin-bottom: 0;
}

/* Tournament Creation Screen Styles */
.tournament-creator {
  width: 100%;
}

.tournament-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  min-height: 600px;
}

.quiz-selection-panel,
.tournament-config-panel {
  border: 2px solid var(--kb-black);
  background: rgba(255, 255, 255, 0.5);
  padding: var(--spacing-lg);
}

.quiz-selection-panel h3,
.tournament-config-panel h3 {
  margin-bottom: var(--spacing-md);
  color: var(--text-color-primary);
  font-size: 1.2rem;
}

.quiz-search-bar {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.quiz-search-bar input {
  flex: 1;
}

.available-quiz-list {
  max-height: 400px;
  overflow-y: auto;
  border: 1px solid var(--border-color-subtle);
  background: white;
}

.available-quiz-item {
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--border-color-subtle);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.available-quiz-item:hover {
  background: rgba(255, 70, 0, 0.05);
}

.available-quiz-item.selected {
  background: rgba(255, 70, 0, 0.1);
  border-left: 4px solid var(--primary-accent-color);
}

.available-quiz-title {
  font-weight: 600;
  color: var(--text-color-primary);
  margin-bottom: var(--spacing-xs);
}

.available-quiz-topic {
  color: var(--text-color-secondary);
  font-size: 0.9rem;
  margin-bottom: var(--spacing-xs);
}

.available-quiz-stats {
  display: flex;
  gap: var(--spacing-md);
  font-size: 0.8rem;
  color: var(--text-color-secondary);
}

.selected-quiz-list {
  max-height: 300px;
  overflow-y: auto;
  border: 1px solid var(--border-color-subtle);
  background: white;
  margin-bottom: var(--spacing-lg);
}

.empty-selection {
  padding: var(--spacing-xl);
  text-align: center;
  color: var(--text-color-secondary);
}

.empty-selection i {
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
  color: var(--kb-light-grey);
}

.tournament-stats {
  background: rgba(255, 70, 0, 0.05);
  border: 1px solid rgba(255, 70, 0, 0.2);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.stat-item {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--spacing-xs);
}

.stat-item:last-child {
  margin-bottom: 0;
}

.stat-label {
  font-weight: 500;
  color: var(--text-color-primary);
}

.tournament-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--spacing-lg);
}

/* Mobile responsiveness for tournament creation */
@media (max-width: 768px) {
  .tournament-layout {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .quiz-selection-panel,
  .tournament-config-panel {
    padding: var(--spacing-md);
  }
  
  .tournament-actions {
    flex-direction: column;
    gap: var(--spacing-md);
  }
  
  .tournament-actions .btn {
    width: 100%;
  }
  
  .quiz-selection-container {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .available-quizzes,
  .selected-quizzes-section {
    max-height: 300px;
  }
}