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

:root {
  --cream: #f5f1e8;
  --dark: #2b2520;
  --accent: #8b7355;
  --accent-dark: #6b5344;
  --green: #6b9d6b;
  --red: #d16969;
  --gray: #999;
}

html, body {
  height: 100%;
  font-family: 'Georgia', 'Garamond', serif;
  background: var(--cream);
  color: var(--dark);
}

body {
  line-height: 1.6;
}

#app {
  display: flex;
  height: 100vh;
}

.screen {
  display: flex;
  width: 100%;
  height: 100%;
}

.screen.hidden {
  display: none !important;
}

/* Auth Screen */
#authScreen {
  align-items: center;
  justify-content: center;
  padding: 20px;
}

#authScreen.auth-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(43, 37, 32, 0.6);
}

.auth-container {
  position: relative;
}

.auth-close {
  position: absolute;
  top: 10px;
  right: 14px;
  background: none;
  border: none;
  font-size: 28px;
  line-height: 1;
  color: var(--gray);
  cursor: pointer;
}

.auth-close:hover {
  color: var(--dark);
}

.auth-container {
  background: white;
  padding: 40px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  width: 100%;
  max-width: 400px;
}

.auth-container h1 {
  text-align: center;
  margin-bottom: 30px;
  font-size: 28px;
  font-weight: normal;
}

.auth-tabs {
  display: flex;
  gap: 10px;
  margin-bottom: 30px;
  border-bottom: 1px solid #ddd;
}

.tab-button {
  flex: 1;
  padding: 12px;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  font-family: inherit;
  font-size: 14px;
  color: var(--gray);
  transition: all 0.3s;
}

.tab-button.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.tab-button:hover {
  color: var(--dark);
}

.auth-form {
  display: none;
}

.auth-form.active {
  display: block;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 14px;
  margin-bottom: 6px;
  font-weight: 600;
}

.form-group input {
  width: 100%;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-family: inherit;
  font-size: 14px;
}

.form-group input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 4px rgba(139, 115, 85, 0.2);
}

.error-message {
  color: var(--red);
  font-size: 13px;
  margin-top: 10px;
}

/* Buttons */
.btn {
  width: 100%;
  padding: 12px;
  border: none;
  border-radius: 4px;
  font-family: inherit;
  font-size: 14px;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.3s;
}

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

.btn-primary:hover {
  background: var(--accent-dark);
}

.btn-secondary {
  background: #ddd;
  color: var(--dark);
}

.btn-secondary:hover {
  background: #ccc;
}

/* Game Screen */
#gameScreen {
  display: flex;
  width: 100%;
}

.game-container {
  display: flex;
  width: 100%;
  height: 100%;
}

/* Sidebar */
.sidebar {
  width: 280px;
  background: white;
  border-right: 1px solid #ddd;
  padding: 20px;
  overflow-y: auto;
  box-shadow: 2px 0 4px rgba(0, 0, 0, 0.05);
}

.sidebar-header {
  margin-bottom: 20px;
  border-bottom: 1px solid #ddd;
  padding-bottom: 15px;
}

.sidebar-header h2 {
  font-size: 18px;
  font-weight: normal;
  margin-bottom: 12px;
}

.scope-toggle {
  display: flex;
  gap: 8px;
}

.scope-btn {
  flex: 1;
  padding: 6px 12px;
  background: #f0f0f0;
  border: 1px solid #ddd;
  border-radius: 3px;
  font-size: 12px;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.3s;
}

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

.scope-btn:hover {
  background: var(--dark);
  color: white;
  border-color: var(--dark);
}

.leaderboard {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.leaderboard-entry {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px;
  background: #f9f9f9;
  border-radius: 4px;
  font-size: 13px;
  border-left: 3px solid #ddd;
}

.leaderboard-entry.user-self {
  background: #fff9e6;
  border-left-color: var(--accent);
  font-weight: 600;
}

.leaderboard-rank {
  min-width: 25px;
  text-align: center;
  color: var(--gray);
  font-size: 12px;
}

.leaderboard-name {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.leaderboard-points {
  font-weight: 600;
  min-width: 40px;
  text-align: right;
}

/* Main Content */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  border-bottom: 1px solid #ddd;
  background: white;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.top-bar h1 {
  font-size: 24px;
  font-weight: normal;
}

.user-chip {
  display: flex;
  align-items: center;
  gap: 12px;
  background: #f0f0f0;
  padding: 8px 16px;
  border-radius: 20px;
}

#usernameDisplay {
  font-size: 14px;
  font-weight: 600;
}

.logout-btn {
  background: none;
  border: none;
  color: var(--gray);
  cursor: pointer;
  font-size: 12px;
  text-decoration: underline;
  font-family: inherit;
  transition: color 0.3s;
}

.logout-btn:hover {
  color: var(--red);
}

/* Questions Container */
.questions-container {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
}

.card {
  background: white;
  border-radius: 4px;
  padding: 20px;
  margin-bottom: 15px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 15px;
  margin-bottom: 15px;
}

.card-header h2 {
  flex: 1;
  font-size: 18px;
  font-weight: normal;
  line-height: 1.4;
}

.status-pill {
  display: inline-block;
  background: #f0f0f0;
  border: 1px solid #ddd;
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
  text-transform: uppercase;
}

.status-pill.live {
  background: #e8f5e9;
  border-color: var(--green);
  color: var(--green);
}

.status-pill.revealed {
  background: #fff3e0;
  border-color: #ff9800;
  color: #ff9800;
}

.status-pill.closed {
  background: #f5f5f5;
  border-color: var(--gray);
  color: var(--gray);
}

/* Countdown */
.countdown-bar {
  height: 4px;
  background: #e0e0e0;
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 20px;
}

.countdown-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--green), var(--red));
  width: 100%;
  transition: width 0.1s linear;
}

/* Answers */
.answers-container {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.answer-option {
  display: flex;
  align-items: center;
  padding: 12px;
  background: #f9f9f9;
  border: 2px solid transparent;
  border-radius: 4px;
  cursor: pointer;
  font-size: 14px;
  transition: all 0.2s;
  font-family: inherit;
  width: 100%;
  text-align: left;
}

.answer-option:hover:not(:disabled) {
  background: #f0f0f0;
  border-color: var(--accent);
}

.answer-option.selected {
  background: #e8f5e9;
  border-color: var(--green);
  font-weight: 600;
}

.answer-option.correct {
  background: #e8f5e9;
  border-color: var(--green);
  color: var(--green);
}

.answer-option.incorrect {
  background: #ffebee;
  border-color: var(--red);
  color: var(--red);
}

.answer-option:disabled {
  cursor: not-allowed;
}

.answer-option:disabled:not(.selected):not(.correct):not(.incorrect) {
  opacity: 0.7;
}

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

/* Result Strip */
.result-strip {
  margin-top: 15px;
  padding: 12px;
  border-radius: 4px;
  text-align: center;
  font-weight: 600;
  font-size: 14px;
}

.result-strip.hidden {
  display: none;
}

.result-strip.correct {
  background: #e8f5e9;
  border: 1px solid var(--green);
  color: var(--green);
}

.result-strip.incorrect {
  background: #ffebee;
  border: 1px solid var(--red);
  color: var(--red);
}

.result-strip.pending {
  background: #f0f0f0;
  border: 1px solid #ddd;
  color: var(--dark);
}

.guest-notice {
  margin-top: 15px;
  padding: 12px;
  border-radius: 4px;
  text-align: center;
  font-size: 14px;
  background: #f0f0f0;
  border: 1px solid #ddd;
}

.guest-notice.hidden,
.user-chip.hidden,
.login-open-btn.hidden {
  display: none;
}

.guest-notice a {
  color: var(--accent-dark);
  font-weight: 600;
}

.login-open-btn {
  width: auto;
  padding: 8px 16px;
  font-size: 14px;
}

.result-message {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

/* Responsive */
@media (max-width: 768px) {
  .game-container {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid #ddd;
    padding: 15px;
    max-height: 150px;
  }

  .leaderboard {
    flex-direction: row;
    overflow-x: auto;
    gap: 10px;
  }

  .leaderboard-entry {
    flex-shrink: 0;
    width: 120px;
  }

  .top-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .questions-container {
    padding: 15px;
  }
}