/* ===================================
   BELIEVE CARD GAME - DESIGN SYSTEM
   Noir Aesthetic: Black, White, Red
   =================================== */

/* === IMPORTS === */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;700;900&family=Inter:wght@300;400;500;600&display=swap');

/* === CSS VARIABLES === */
:root {
  /* Colors - Noir Palette */
  --color-noir-black: #0a0a0a;
  --color-noir-charcoal: #1a1a1a;
  --color-noir-gray: #2a2a2a;
  --color-noir-silver: #888888;
  --color-noir-white: #f5f5f5;
  --color-noir-red: #c41e3a;
  --color-noir-red-dark: #8b1528;
  --color-noir-red-light: #e63950;

  /* Typography */
  --font-display: 'Playfair Display', serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;

  /* Card Dimensions (US Playing Card ratio: 2.5" × 3.5") */
  --card-width: 200px;
  --card-height: 280px;
  --card-radius: 12px;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.4s ease;
  --transition-slow: 0.6s ease;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-red: 0 0 20px rgba(196, 30, 58, 0.4);
}

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

body {
  font-family: var(--font-body);
  background: linear-gradient(135deg, var(--color-noir-black) 0%, var(--color-noir-charcoal) 100%);
  color: var(--color-noir-white);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* Noir background pattern */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(196, 30, 58, 0.03) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(196, 30, 58, 0.03) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

/* === TYPOGRAPHY === */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
}

h1 {
  font-size: 3.5rem;
  font-weight: 900;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 2.5rem;
  font-weight: 700;
}

h3 {
  font-size: 1.75rem;
  font-weight: 700;
}

p {
  line-height: 1.6;
  font-weight: 300;
}

.text-red {
  color: var(--color-noir-red);
}

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

/* === LAYOUT === */
.container {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-lg);
}

.screen {
  display: none;
  animation: fadeIn var(--transition-medium);
}

.screen.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* === BUTTONS === */
.btn {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 500;
  padding: var(--spacing-sm) var(--spacing-lg);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  transform: translate(-50%, -50%);
  transition: width var(--transition-medium), height var(--transition-medium);
}

.btn:hover::before {
  width: 300px;
  height: 300px;
}

.btn-primary {
  background: var(--color-noir-red);
  color: var(--color-noir-white);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  background: var(--color-noir-red-light);
  box-shadow: var(--shadow-red);
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--color-noir-gray);
  color: var(--color-noir-white);
  border: 1px solid var(--color-noir-silver);
}

.btn-secondary:hover {
  background: var(--color-noir-charcoal);
  border-color: var(--color-noir-white);
}

.btn-large {
  font-size: 1.25rem;
  padding: var(--spacing-md) var(--spacing-xl);
}

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

/* === CARDS === */
.card {
  background: var(--color-noir-black);
  border: 2px solid var(--color-noir-silver);
  border-radius: var(--card-radius);
  width: var(--card-width);
  height: var(--card-height);
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-medium);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(196, 30, 58, 0.05) 0%, transparent 50%);
  pointer-events: none;
  z-index: 1;
}

.card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-lg), var(--shadow-red);
  border-color: var(--color-noir-red);
}

/* Card with background image */
.card.has-image {
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.card.has-image::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to bottom,
      rgba(10, 10, 10, 0.3) 0%,
      rgba(10, 10, 10, 0.5) 50%,
      rgba(10, 10, 10, 0.8) 100%);
  pointer-events: none;
  z-index: 1;
}

.card-category {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-noir-red);
  margin-bottom: var(--spacing-xs);
  position: relative;
  z-index: 2;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
}

.card-title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-noir-white);
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: var(--spacing-sm) 0;
  position: relative;
  z-index: 2;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.9);
}

.card.has-image .card-title {
  font-size: 1.75rem;
  align-items: flex-end;
}

.card-examples {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 300;
  color: var(--color-noir-silver);
  line-height: 1.4;
  font-style: italic;
  position: relative;
  z-index: 2;
}

.card.has-image .card-examples {
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
}

.card.joker {
  border-color: var(--color-noir-red);
  background: linear-gradient(135deg, var(--color-noir-charcoal) 0%, var(--color-noir-black) 100%);
}

.card.joker .card-title {
  color: var(--color-noir-red);
  font-size: 2.5rem;
}

/* Selected lie card in Hide The Lie mode */
.card.selected-lie {
  border-color: var(--color-noir-red);
  box-shadow: 0 0 20px rgba(196, 30, 58, 0.8);
  transform: scale(1.05);
}

/* Card Grid */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(var(--card-width), 1fr));
  gap: var(--spacing-lg);
  justify-items: center;
  margin: var(--spacing-xl) 0;
}

/* === TIMER === */
.timer-container {
  text-align: center;
  margin: var(--spacing-xl) 0;
}

.timer-display {
  font-family: var(--font-display);
  font-size: 5rem;
  font-weight: 900;
  color: var(--color-noir-white);
  text-shadow: 0 0 30px rgba(196, 30, 58, 0.5);
  margin: var(--spacing-md) 0;
  letter-spacing: 0.05em;
}

.timer-display.warning {
  color: var(--color-noir-red);
  animation: pulse 1s infinite;
}

@keyframes pulse {

  0%,
  100% {
    transform: scale(1);
    opacity: 1;
  }

  50% {
    transform: scale(1.05);
    opacity: 0.9;
  }
}

.timer-label {
  font-size: 1.25rem;
  font-weight: 300;
  color: var(--color-noir-silver);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.timer-progress {
  width: 100%;
  max-width: 600px;
  height: 8px;
  background: var(--color-noir-gray);
  border-radius: 4px;
  margin: var(--spacing-md) auto;
  overflow: hidden;
  position: relative;
}

.timer-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--color-noir-red) 0%, var(--color-noir-red-light) 100%);
  transition: width 1s linear;
  box-shadow: 0 0 10px rgba(196, 30, 58, 0.6);
}

/* === PLAYER SETUP === */
.player-count-selector {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  margin: var(--spacing-xl) 0;
  flex-wrap: wrap;
}

.player-count-btn {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--color-noir-gray);
  border: 2px solid var(--color-noir-silver);
  color: var(--color-noir-white);
  font-size: 1.5rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.player-count-btn:hover {
  background: var(--color-noir-charcoal);
  border-color: var(--color-noir-red);
  transform: scale(1.1);
}

.player-count-btn.selected {
  background: var(--color-noir-red);
  border-color: var(--color-noir-red);
  box-shadow: var(--shadow-red);
}

.player-inputs {
  max-width: 500px;
  margin: var(--spacing-xl) auto;
}

.player-input-group {
  margin-bottom: var(--spacing-md);
}

.player-input-group label {
  display: none;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-noir-silver);
  margin-bottom: var(--spacing-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.player-input-group input {
  width: 100%;
  padding: var(--spacing-sm);
  background: var(--color-noir-gray);
  border: 1px solid var(--color-noir-silver);
  border-radius: 6px;
  color: var(--color-noir-white);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.player-input-group input:focus {
  outline: none;
  border-color: var(--color-noir-red);
  box-shadow: 0 0 0 3px rgba(196, 30, 58, 0.2);
}

/* === SCOREBOARD === */
.scoreboard {
  background: var(--color-noir-charcoal);
  border: 1px solid var(--color-noir-silver);
  border-radius: 12px;
  padding: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
}

.scoreboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--color-noir-gray);
}

.score-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm);
  margin: var(--spacing-xs) 0;
  background: var(--color-noir-gray);
  border-radius: 6px;
  transition: all var(--transition-fast);
}

.score-item.current-storyteller {
  background: var(--color-noir-red-dark);
  border-left: 4px solid var(--color-noir-red);
}

.score-item.winner {
  background: var(--color-noir-red);
  box-shadow: var(--shadow-red);
  animation: winnerGlow 2s infinite;
}

@keyframes winnerGlow {

  0%,
  100% {
    box-shadow: var(--shadow-red);
  }

  50% {
    box-shadow: 0 0 30px rgba(196, 30, 58, 0.8);
  }
}

.player-name {
  font-weight: 500;
  font-size: 1.1rem;
}

.player-score {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-noir-red);
}

/* === VOTING === */
.voting-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
}

.vote-card {
  background: var(--color-noir-charcoal);
  border: 2px solid var(--color-noir-silver);
  border-radius: 12px;
  padding: var(--spacing-lg);
  text-align: center;
}

.vote-card h3 {
  margin-bottom: var(--spacing-md);
  color: var(--color-noir-white);
}

.vote-buttons {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
}

.vote-btn {
  flex: 1;
  padding: var(--spacing-md);
  font-size: 1.25rem;
  font-weight: 700;
  border-radius: 8px;
  border: 2px solid;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.vote-btn.truth {
  background: transparent;
  border-color: var(--color-noir-silver);
  color: var(--color-noir-white);
}

.vote-btn.truth:hover,
.vote-btn.truth.selected {
  background: var(--color-noir-white);
  color: var(--color-noir-black);
  border-color: var(--color-noir-white);
}

.vote-btn.lie {
  background: transparent;
  border-color: var(--color-noir-red);
  color: var(--color-noir-red);
}

.vote-btn.lie:hover,
.vote-btn.lie.selected {
  background: var(--color-noir-red);
  color: var(--color-noir-white);
  border-color: var(--color-noir-red);
}

/* === PRIVACY SCREEN === */
.privacy-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-noir-black);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  text-align: center;
  padding: var(--spacing-lg);
}

.privacy-overlay h2 {
  margin-bottom: var(--spacing-md);
}

.privacy-overlay p {
  font-size: 1.25rem;
  color: var(--color-noir-silver);
  max-width: 600px;
  margin-bottom: var(--spacing-xl);
}

/* === GAME INFO === */
.game-info {
  background: var(--color-noir-charcoal);
  border-left: 4px solid var(--color-noir-red);
  padding: var(--spacing-md);
  border-radius: 6px;
  margin: var(--spacing-lg) 0;
}

.game-info p {
  margin: var(--spacing-xs) 0;
}

.game-info strong {
  color: var(--color-noir-red);
}

/* === REVEAL ANIMATION === */
.reveal-container {
  text-align: center;
  margin: var(--spacing-xl) 0;
}

.reveal-result {
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 900;
  margin: var(--spacing-lg) 0;
  animation: revealPop 0.6s ease;
}

@keyframes revealPop {
  0% {
    transform: scale(0);
    opacity: 0;
  }

  50% {
    transform: scale(1.2);
  }

  100% {
    transform: scale(1);
    opacity: 1;
  }
}

.reveal-result.truth {
  color: var(--color-noir-white);
  text-shadow: 0 0 40px rgba(255, 255, 255, 0.5);
}

.reveal-result.lie {
  color: var(--color-noir-red);
  text-shadow: 0 0 40px rgba(196, 30, 58, 0.8);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 2rem;
  }

  .timer-display {
    font-size: 3.5rem;
  }

  .card {
    width: calc(var(--card-width) * 0.8);
    height: calc(var(--card-height) * 0.8);
  }

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

  .container {
    padding: var(--spacing-md);
  }
}

/* === UTILITIES === */
.hidden {
  display: none !important;
}

.mb-sm {
  margin-bottom: var(--spacing-sm);
}

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

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

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

.mt-sm {
  margin-top: var(--spacing-sm);
}

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

.mt-lg {
  margin-top: var(--spacing-lg);
}

.mt-xl {
  margin-top: var(--spacing-xl);
}

/* === GAME MODE CARDS === */
.game-mode-card {
  background: var(--color-noir-charcoal);
  border: 2px solid var(--color-noir-red);
  border-radius: 12px;
  padding: var(--spacing-xl);
  text-align: center;
  transition: all var(--transition-medium);
  cursor: pointer;
}

.game-mode-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-red);
  border-color: var(--color-noir-red-light);
}

.game-mode-card h3 {
  margin-bottom: var(--spacing-md);
  font-size: 1.5rem;
}

.game-mode-card ul {
  list-style: none;
  padding: 0;
}

.game-mode-card li {
  padding: var(--spacing-xs) 0;
  border-bottom: 1px solid var(--color-noir-gray);
}

.game-mode-card li:last-child {
  border-bottom: none;
}

/* === OPTIONS BUTTON === */
.options-button {
  position: fixed;
  top: var(--spacing-md);
  right: var(--spacing-md);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--color-noir-charcoal);
  border: 2px solid var(--color-noir-red);
  color: var(--color-noir-white);
  font-size: 1.5rem;
  cursor: pointer;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-md);
}

.options-button:hover {
  background: var(--color-noir-red);
  transform: scale(1.1);
  box-shadow: var(--shadow-red);
}

/* === OPTIONS MODAL === */
.options-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  z-index: 1001;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-lg);
}

.options-content {
  background: var(--color-noir-charcoal);
  border: 2px solid var(--color-noir-red);
  border-radius: 12px;
  padding: var(--spacing-xl);
  max-width: 500px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
}

.options-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-noir-gray);
}

.options-close {
  background: transparent;
  border: none;
  color: var(--color-noir-white);
  font-size: 2rem;
  cursor: pointer;
  padding: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.options-close:hover {
  color: var(--color-noir-red);
  transform: rotate(90deg);
}

.options-section {
  margin-bottom: var(--spacing-lg);
}

.options-section h3 {
  color: var(--color-noir-red);
  margin-bottom: var(--spacing-md);
  font-size: 1.25rem;
}

.current-turn {
  background: var(--color-noir-gray);
  padding: var(--spacing-md);
  border-radius: 6px;
  border-left: 4px solid var(--color-noir-red);
}

.options-scoreboard {
  background: var(--color-noir-gray);
  padding: var(--spacing-md);
  border-radius: 6px;
}

.options-score-item {
  display: flex;
  justify-content: space-between;
  padding: var(--spacing-xs) 0;
  border-bottom: 1px solid var(--color-noir-charcoal);
}

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

.options-score-item.active {
  color: var(--color-noir-red);
  font-weight: 600;
}

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