/* Codenames Web UI - Vanilla CSS */

/* ========================================
   CSS VARIABLES
   ======================================== */
:root {
  /* Base Colors */
  --color-bg: #0f172a;
  --color-bg-secondary: #1e293b;
  --color-bg-tertiary: #334155;
  --color-text: #f1f5f9;
  --color-text-secondary: #94a3b8;
  --color-text-muted: #64748b;

  /* Semantic Colors */
  --color-primary: #3b82f6;
  --color-primary-hover: #2563eb;
  --color-success: #22c55e;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-info: #06b6d4;

  /* Team Colors */
  --color-red-team: #ef4444;
  --color-blue-team: #3b82f6;
  --color-neutral: #94a3b8;
  --color-assassin: #475569;

  /* Surface Colors (with opacity using color-mix) */
  --surface-success: color-mix(in srgb, var(--color-success) 20%, transparent);
  --surface-danger: color-mix(in srgb, var(--color-danger) 20%, transparent);
  --surface-warning: color-mix(in srgb, var(--color-warning) 20%, transparent);
  --surface-info: color-mix(in srgb, var(--color-info) 20%, transparent);
  --surface-red-team: color-mix(in srgb, var(--color-red-team) 20%, transparent);
  --surface-blue-team: color-mix(in srgb, var(--color-blue-team) 20%, transparent);
  --surface-neutral: color-mix(in srgb, var(--color-neutral) 20%, transparent);
  --surface-assassin: color-mix(in srgb, var(--color-assassin) 30%, transparent);

  /* Text Colors on Surfaces */
  --text-on-success: #86efac;
  --text-on-danger: #fca5a5;
  --text-on-warning: #fcd34d;
  --text-on-info: #67e8f9;
  --text-on-red-team: #fca5a5;
  --text-on-blue-team: #93c5fd;
  --text-on-neutral: #cbd5e1;
  --text-on-assassin: #94a3b8;

  /* Border */
  --color-border: var(--color-bg-tertiary);

  /* Typography */
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;

  /* Border Radius */
  --border-radius: 6px;
  --border-radius-sm: 4px;
}

/* ========================================
   RESET & BASE
   ======================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ========================================
   LAYOUT
   ======================================== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

main {
  flex: 1;
  padding: var(--spacing-xl) 0;
}

/* ========================================
   NAVIGATION
   ======================================== */
nav {
  background-color: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-md) 0;
}

nav .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

nav .brand {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
}

nav .brand:hover {
  color: var(--color-primary);
}

nav ul {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
}

nav a {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

nav a:hover,
nav a.active {
  color: var(--color-text);
}

/* ========================================
   FOOTER
   ======================================== */
footer {
  background-color: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-md) 0;
  text-align: center;
  color: var(--color-text-secondary);
  font-size: 0.875rem;
}

footer a {
  color: var(--color-text-secondary);
  text-decoration: none;
}

footer a:hover {
  color: var(--color-text);
}

/* ========================================
   TYPOGRAPHY
   ======================================== */
h1 {
  font-size: 1.875rem;
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
}

h2 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.mono {
  font-family: var(--font-mono);
  font-size: 0.875rem;
}

.link {
  color: var(--color-primary);
  text-decoration: none;
}

.link:hover {
  text-decoration: underline;
}

/* ========================================
   CARDS
   ======================================== */
.card {
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

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

.card-title {
  font-size: 1.125rem;
  font-weight: 600;
}

.card-body {
  padding-top: var(--spacing-md);
}

/* ========================================
   BADGES
   ======================================== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.badge-waiting {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
}

.badge-active {
  background-color: var(--surface-success);
  color: var(--color-success);
}

.badge-ended {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
}

.badge-red {
  background-color: var(--surface-red-team);
  color: var(--color-red-team);
}

.badge-blue {
  background-color: var(--surface-blue-team);
  color: var(--color-blue-team);
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: background-color 0.2s, color 0.2s;
}

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

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

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

.btn-danger:hover {
  background-color: color-mix(in srgb, var(--color-danger) 30%, transparent);
}

.btn-sm {
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: 0.75rem;
}

/* ========================================
   TABLES
   ======================================== */
.table-container {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

th, td {
  padding: var(--spacing-md);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

th {
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
}

tr:hover {
  background-color: var(--color-bg-tertiary);
}

/* ========================================
   FORMS
   ======================================== */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.form-group input,
.form-group select {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  color: var(--color-text);
  font-size: 0.875rem;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
}

/* ========================================
   STATS GRID
   ======================================== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.stat-card {
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  text-align: center;
}

.stat-value {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ========================================
   EMPTY STATE
   ======================================== */
.empty-state {
  text-align: center;
  padding: var(--spacing-xl) var(--spacing-lg);
  color: var(--color-text-secondary);
}

.empty-state-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  opacity: 0.5;
}

/* ========================================
   GAME DETAIL - TEAMS
   ======================================== */
.game-detail-header {
  margin-bottom: var(--spacing-xl);
}

.game-detail-section {
  margin-bottom: var(--spacing-xl);
}

.teams-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.team-card {
  background-color: var(--color-bg-secondary);
  border: 2px solid transparent;
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
}

.team-card.red {
  border-color: var(--color-red-team);
}

.team-card.blue {
  border-color: var(--color-blue-team);
}

.team-name {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.team-card.red .team-name {
  color: var(--color-red-team);
}

.team-card.blue .team-name {
  color: var(--color-blue-team);
}

.team-role {
  display: flex;
  justify-content: space-between;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--color-border);
}

.team-role:last-child {
  border-bottom: none;
}

/* ========================================
   GAME DETAIL - MOVE LOG
   ======================================== */
.move-log {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.move-item {
  display: grid;
  grid-template-columns: auto auto 1fr auto auto;
  gap: var(--spacing-md);
  align-items: center;
  padding: var(--spacing-md);
  background-color: var(--color-bg);
  border-radius: var(--border-radius);
  border-left: 4px solid var(--color-border);
}

.move-item.give_clue {
  border-left-color: var(--color-info);
}

.move-item.guess_word {
  border-left-color: var(--color-warning);
}

.move-number {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  min-width: 2.5rem;
}

.move-team {
  font-size: 0.625rem;
  min-width: 3rem;
  justify-content: center;
}

.move-content {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  flex-wrap: wrap;
}

.move-content strong {
  color: var(--color-text);
}

.clue-word {
  font-family: var(--font-mono);
  background-color: var(--color-bg-tertiary);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius);
  color: var(--color-info);
  font-weight: 600;
}

.clue-count {
  color: var(--color-text-secondary);
}

.guess-word {
  font-family: var(--font-mono);
  background-color: var(--color-bg-tertiary);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius);
  color: var(--color-warning);
  font-weight: 600;
}

.guess-result {
  font-size: 0.875rem;
  font-weight: 600;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius);
}

.guess-result.guess-correct {
  background-color: var(--surface-success);
  color: var(--text-on-success);
}

.guess-result.guess-wrong {
  background-color: var(--surface-warning);
  color: var(--text-on-warning);
}

.guess-result.guess-neutral {
  background-color: var(--surface-neutral);
  color: var(--text-on-neutral);
}

.guess-result.guess-assassin {
  background-color: var(--surface-danger);
  color: var(--text-on-danger);
  animation: pulse 1s infinite;
}

.guess-result.guess-end {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

.card-type {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  text-transform: uppercase;
}

.move-cards {
  display: flex;
  gap: var(--spacing-xs);
}

.move-cards .badge {
  font-size: 0.625rem;
  min-width: 1.5rem;
  justify-content: center;
}

.move-time {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  min-width: 4rem;
  text-align: right;
}

/* ========================================
   GAME DETAIL - END STATES
   ======================================== */
.end-reason {
  font-size: 1rem;
  color: var(--color-text-secondary);
  padding: var(--spacing-md);
  background-color: var(--color-bg);
  border-radius: var(--border-radius);
  border-left: 4px solid var(--color-warning);
}

.disqualification-notice {
  margin-top: var(--spacing-md);
  padding: var(--spacing-md);
  background-color: var(--surface-danger);
  border: 1px solid var(--color-danger);
  border-radius: var(--border-radius);
  color: var(--text-on-danger);
}

.disqualification-notice strong {
  display: block;
  margin-bottom: var(--spacing-xs);
  color: var(--color-danger);
}

.disqualification-notice p {
  margin: 0;
  color: var(--color-text-secondary);
}

/* ========================================
   GAME BOARD
   ======================================== */
.board-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
}

.board-card {
  aspect-ratio: 3/2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm);
  border-radius: var(--border-radius);
  text-align: center;
  font-weight: 500;
  transition: all 0.2s ease;
}

.board-card.unrevealed {
  background-color: var(--color-bg-tertiary);
  border: 2px solid var(--color-border);
  color: var(--color-text);
}

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

.board-card.revealed {
  opacity: 0.7;
}

.board-card.card-red {
  background-color: var(--surface-red-team);
  border: 2px solid var(--color-red-team);
  color: var(--text-on-red-team);
}

.board-card.card-blue {
  background-color: var(--surface-blue-team);
  border: 2px solid var(--color-blue-team);
  color: var(--text-on-blue-team);
}

.board-card.card-neutral {
  background-color: var(--surface-neutral);
  border: 2px solid var(--color-neutral);
  color: var(--text-on-neutral);
}

.board-card.card-assassin {
  background-color: var(--surface-assassin);
  border: 2px solid var(--color-assassin);
  color: var(--text-on-assassin);
}

.card-word {
  font-size: 0.9em;
  text-transform: capitalize;
}

.card-type-indicator {
  font-size: 1.2em;
  margin-top: var(--spacing-xs);
}

/* ========================================
   LEADERBOARD & STATS
   ======================================== */
.rank {
  font-weight: bold;
  font-size: 1.2em;
  color: var(--color-primary);
  text-align: center;
}

.elo-rating {
  font-weight: bold;
  font-size: 1.1em;
  color: #fbbf24;
}

.text-success {
  color: var(--color-success);
}

.text-danger {
  color: var(--color-danger);
}

.text-small {
  font-size: 0.85em;
}

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

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 768px) {
  nav .container {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  nav ul {
    gap: var(--spacing-md);
  }

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

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

  table {
    font-size: 0.75rem;
  }

  th, td {
    padding: var(--spacing-sm);
  }

  .move-item {
    grid-template-columns: 1fr;
    gap: var(--spacing-xs);
  }

  .move-time {
    text-align: left;
  }

  .board-grid {
    grid-template-columns: repeat(5, 1fr);
    gap: var(--spacing-xs);
    padding: var(--spacing-sm);
  }

  .board-card {
    padding: var(--spacing-xs);
  }

  .card-word {
    font-size: 0.75em;
  }

  .card-type-indicator {
    font-size: 1em;
  }
}