/* ============================================
   Simulador Juego del Volado — Estilos
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;600&display=swap');

/* === Design Tokens === */
:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-card: rgba(255, 255, 255, 0.04);
  --bg-card-hover: rgba(255, 255, 255, 0.07);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(212, 175, 55, 0.3);

  --text-primary: #f0f0f5;
  --text-secondary: #8a8a9a;
  --text-muted: #55556a;

  --gold: #d4af37;
  --gold-light: #f0d060;
  --gold-dark: #a08520;
  --green: #00d68f;
  --green-dark: #00a86b;
  --red: #ff4d6a;
  --red-dark: #cc2244;
  --blue: #4dabf7;
  --purple: #b197fc;

  --gradient-gold: linear-gradient(135deg, #d4af37, #f0d060);
  --gradient-green: linear-gradient(135deg, #00d68f, #00a86b);
  --gradient-red: linear-gradient(135deg, #ff4d6a, #cc2244);
  --gradient-bg: linear-gradient(180deg, #0a0a0f 0%, #12121a 100%);

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
  --shadow-gold: 0 0 30px rgba(212, 175, 55, 0.15);
  --shadow-green: 0 0 20px rgba(0, 214, 143, 0.2);
  --shadow-red: 0 0 20px rgba(255, 77, 106, 0.2);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 50%;

  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 500ms ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-main);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
}

/* === Background Effect === */
body::before {
  content: '';
  position: fixed;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 20%, rgba(212, 175, 55, 0.04) 0%, transparent 50%),
              radial-gradient(circle at 70% 80%, rgba(0, 214, 143, 0.03) 0%, transparent 50%);
  z-index: 0;
  pointer-events: none;
}

/* === App Container === */
#app {
  position: relative;
  z-index: 1;
  max-width: 960px;
  margin: 0 auto;
  padding: 20px;
  min-height: 100vh;
}

/* === Header === */
.header {
  text-align: center;
  padding: 40px 0 30px;
}

.header__icon {
  font-size: 3rem;
  margin-bottom: 12px;
  animation: float 3s ease-in-out infinite;
}

.header__title {
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.5px;
  margin-bottom: 6px;
}

.header__subtitle {
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-weight: 400;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* === Glass Card === */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 28px;
  margin-bottom: 20px;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.card:hover {
  border-color: rgba(255, 255, 255, 0.12);
}

.card__title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-muted);
  margin-bottom: 18px;
}

/* === Strategy Selector === */
.strategies {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.strategy-btn {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 24px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-normal);
  font-family: var(--font-main);
  overflow: hidden;
}

.strategy-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-md);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.strategy-btn[data-strategy="1"]::before {
  background: linear-gradient(135deg, rgba(75, 171, 247, 0.1), rgba(75, 171, 247, 0.02));
}
.strategy-btn[data-strategy="2"]::before {
  background: linear-gradient(135deg, rgba(255, 77, 106, 0.1), rgba(255, 77, 106, 0.02));
}
.strategy-btn[data-strategy="3"]::before {
  background: linear-gradient(135deg, rgba(177, 151, 252, 0.1), rgba(177, 151, 252, 0.02));
}

.strategy-btn:hover::before,
.strategy-btn.active::before {
  opacity: 1;
}

.strategy-btn:hover {
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.strategy-btn.active {
  border-color: var(--gold);
  box-shadow: var(--shadow-gold);
}

.strategy-btn__icon {
  font-size: 2rem;
  z-index: 1;
}

.strategy-btn__name {
  font-size: 0.85rem;
  font-weight: 600;
  z-index: 1;
}

.strategy-btn__desc {
  font-size: 0.72rem;
  color: var(--text-secondary);
  text-align: center;
  line-height: 1.4;
  z-index: 1;
}

/* === Start Button === */
.start-btn {
  display: block;
  width: 100%;
  padding: 16px;
  margin-top: 20px;
  background: var(--gradient-gold);
  border: none;
  border-radius: var(--radius-md);
  color: #0a0a0f;
  font-family: var(--font-main);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-gold);
}

.start-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(212, 175, 55, 0.3);
}

.start-btn:active {
  transform: translateY(0);
}

.start-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* === Simulation Panel === */
.sim-panel {
  display: none;
}

.sim-panel.visible {
  display: block;
  animation: fadeIn 0.5s ease;
}

/* === Stats Row === */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}

.stat-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  text-align: center;
  transition: all var(--transition-normal);
}

.stat-box__label {
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.stat-box__value {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
}

.stat-box--capital .stat-box__value { color: var(--gold); }
.stat-box--wins .stat-box__value { color: var(--green); }
.stat-box--losses .stat-box__value { color: var(--red); }
.stat-box--round .stat-box__value { color: var(--blue); }

.stat-box.pulse-green {
  animation: pulseGreen 0.6s ease;
}
.stat-box.pulse-red {
  animation: pulseRed 0.6s ease;
}

@keyframes pulseGreen {
  0% { box-shadow: 0 0 0 0 rgba(0, 214, 143, 0.4); }
  70% { box-shadow: 0 0 0 10px rgba(0, 214, 143, 0); }
  100% { box-shadow: none; }
}

@keyframes pulseRed {
  0% { box-shadow: 0 0 0 0 rgba(255, 77, 106, 0.4); }
  70% { box-shadow: 0 0 0 10px rgba(255, 77, 106, 0); }
  100% { box-shadow: none; }
}

/* === Inner Corrida Info === */
.corrida-inner {
  display: none;
  justify-content: center;
  gap: 28px;
  padding: 12px 18px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  margin-bottom: 18px;
}

.corrida-inner.visible {
  display: flex;
}

.corrida-inner__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
}

.corrida-inner__label {
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
}

.corrida-inner__value {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.corrida-inner__value--gold {
  color: var(--gold);
}

/* === Coin === */
.coin-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 30px 0;
  min-height: 220px;
}

.coin-container {
  perspective: 600px;
  width: 130px;
  height: 130px;
  margin-bottom: 20px;
}

.coin {
  width: 100%;
  height: 100%;
  position: relative;
  transform-style: preserve-3d;
  transition: transform 0.1s ease;
}

.coin.flipping {
  animation: coinFlip 1s ease-in-out;
}

.coin__face {
  position: absolute;
  inset: 0;
  border-radius: var(--radius-full);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  backface-visibility: hidden;
  font-size: 2.5rem;
  font-weight: 800;
  border: 4px solid;
}

.coin__face--cara {
  background: linear-gradient(135deg, #d4af37, #f5d76e);
  border-color: #c9a227;
  color: #5a4000;
  box-shadow: inset 0 0 20px rgba(90, 64, 0, 0.2),
              0 4px 15px rgba(212, 175, 55, 0.4);
}

.coin__face--sello {
  background: linear-gradient(135deg, #aab2bd, #e0e3e8);
  border-color: #95a0af;
  color: #3a4555;
  transform: rotateY(180deg);
  box-shadow: inset 0 0 20px rgba(58, 69, 85, 0.15),
              0 4px 15px rgba(170, 178, 189, 0.3);
}

.coin__face-label {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-top: 4px;
}

.coin.show-sello {
  transform: rotateY(180deg);
}

@keyframes coinFlip {
  0%   { transform: rotateY(0deg) scale(1); }
  25%  { transform: rotateY(900deg) scale(1.15) translateY(-20px); }
  50%  { transform: rotateY(1800deg) scale(1.2) translateY(-30px); }
  75%  { transform: rotateY(2520deg) scale(1.1) translateY(-15px); }
  100% { transform: rotateY(3240deg) scale(1); }
}

@keyframes coinFlipSello {
  0%   { transform: rotateY(0deg) scale(1); }
  25%  { transform: rotateY(900deg) scale(1.15) translateY(-20px); }
  50%  { transform: rotateY(1800deg) scale(1.2) translateY(-30px); }
  75%  { transform: rotateY(2520deg) scale(1.1) translateY(-15px); }
  100% { transform: rotateY(3420deg) scale(1); }
}

.coin.flipping-sello {
  animation: coinFlipSello 1s ease-in-out;
}

/* Quick flip for corrida animation */
@keyframes quickFlip {
  0%   { transform: rotateY(0deg); }
  50%  { transform: rotateY(360deg) scale(1.05); }
  100% { transform: rotateY(720deg); }
}
@keyframes quickFlipSello {
  0%   { transform: rotateY(0deg); }
  50%  { transform: rotateY(360deg) scale(1.05); }
  100% { transform: rotateY(900deg); }
}
.coin.quick-flip {
  animation: quickFlip 0.12s ease;
}
.coin.quick-flip-sello {
  animation: quickFlipSello 0.12s ease;
}

.coin-result {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 1px;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.coin-result.visible {
  opacity: 1;
}

.coin-result.win {
  color: var(--green);
}

.coin-result.lose {
  color: var(--red);
}

/* === Action Buttons === */
.action-buttons {
  display: flex;
  gap: 12px;
  margin-top: 10px;
}

.btn {
  flex: 1;
  padding: 14px 20px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-family: var(--font-main);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn--primary {
  background: var(--gradient-gold);
  border-color: var(--gold);
  color: #0a0a0f;
}

.btn--primary:hover {
  box-shadow: var(--shadow-gold);
  transform: translateY(-1px);
}

.btn--auto {
  background: linear-gradient(135deg, rgba(0, 214, 143, 0.15), rgba(0, 214, 143, 0.05));
  border-color: rgba(0, 214, 143, 0.3);
  color: var(--green);
}

.btn--auto:hover {
  background: linear-gradient(135deg, rgba(0, 214, 143, 0.25), rgba(0, 214, 143, 0.1));
  box-shadow: var(--shadow-green);
  transform: translateY(-1px);
}

.btn--danger {
  background: linear-gradient(135deg, rgba(255, 77, 106, 0.1), rgba(255, 77, 106, 0.03));
  border-color: rgba(255, 77, 106, 0.25);
  color: var(--red);
}

.btn--danger:hover {
  background: linear-gradient(135deg, rgba(255, 77, 106, 0.2), rgba(255, 77, 106, 0.08));
  box-shadow: var(--shadow-red);
  transform: translateY(-1px);
}

.btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

/* === Chart === */
.chart-wrapper {
  position: relative;
  width: 100%;
  height: 220px;
  margin-top: 10px;
}

.chart-wrapper canvas {
  width: 100% !important;
  height: 100% !important;
  border-radius: var(--radius-sm);
}

.chart-wrapper--tall {
  height: 280px;
}

/* === History Log === */
.history-log {
  max-height: 260px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.1) transparent;
}

.history-log::-webkit-scrollbar {
  width: 4px;
}
.history-log::-webkit-scrollbar-track {
  background: transparent;
}
.history-log::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
}

.history-entry {
  display: grid;
  grid-template-columns: 60px 1fr 100px 90px;
  align-items: center;
  padding: 10px 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  font-size: 0.82rem;
  animation: slideIn 0.3s ease;
}

.history-entry:last-child {
  border-bottom: none;
}

.history-entry__round {
  font-family: var(--font-mono);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.78rem;
}

.history-entry__flips {
  color: var(--text-secondary);
  font-size: 0.8rem;
}

.history-entry__outcome {
  font-weight: 600;
  text-align: center;
}
.history-entry__outcome.win { color: var(--green); }
.history-entry__outcome.lose { color: var(--red); }

.history-entry__capital {
  font-family: var(--font-mono);
  font-weight: 600;
  text-align: right;
  font-size: 0.82rem;
}

.history-entry__capital.up { color: var(--green); }
.history-entry__capital.down { color: var(--red); }

@keyframes slideIn {
  from { opacity: 0; transform: translateX(-10px); }
  to { opacity: 1; transform: translateX(0); }
}

/* === Results Panel === */
.results-panel {
  display: none;
}

.results-panel.visible {
  display: block;
  animation: fadeIn 0.6s ease;
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.result-item {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 18px;
  text-align: center;
}

.result-item__label {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.result-item__value {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  font-weight: 700;
}

.result-item--success .result-item__value { color: var(--green); }
.result-item--failure .result-item__value { color: var(--red); }
.result-item--neutral .result-item__value { color: var(--gold); }
.result-item--info .result-item__value { color: var(--blue); }

.result-verdict {
  margin-top: 20px;
  text-align: center;
  padding: 20px;
  border-radius: var(--radius-md);
  font-size: 1.2rem;
  font-weight: 700;
}

.result-verdict--won {
  background: linear-gradient(135deg, rgba(0, 214, 143, 0.1), rgba(0, 214, 143, 0.03));
  border: 1px solid rgba(0, 214, 143, 0.2);
  color: var(--green);
}

.result-verdict--lost {
  background: linear-gradient(135deg, rgba(255, 77, 106, 0.1), rgba(255, 77, 106, 0.03));
  border: 1px solid rgba(255, 77, 106, 0.2);
  color: var(--red);
}

.result-verdict--neutral {
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.1), rgba(212, 175, 55, 0.03));
  border: 1px solid rgba(212, 175, 55, 0.2);
  color: var(--gold);
}

.restart-btn {
  display: block;
  width: 100%;
  padding: 16px;
  margin-top: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.restart-btn:hover {
  background: var(--bg-card-hover);
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-1px);
}

/* === Results Actions === */
.results-actions {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.results-actions .restart-btn {
  flex: 1;
  margin-top: 0;
}

.btn--export {
  flex: 1;
  background: linear-gradient(135deg, rgba(0, 214, 143, 0.15), rgba(0, 214, 143, 0.05));
  border-color: rgba(0, 214, 143, 0.3);
  color: var(--green);
  font-size: 0.95rem;
}

.btn--export:hover {
  background: linear-gradient(135deg, rgba(0, 214, 143, 0.25), rgba(0, 214, 143, 0.1));
  box-shadow: var(--shadow-green);
  transform: translateY(-1px);
}

/* === Corrida End Dialog === */
.corrida-end-dialog {
  display: none;
  flex-direction: column;
  gap: 16px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  animation: fadeIn 0.4s ease;
}

.corrida-end-dialog.visible {
  display: flex;
}

.corrida-end-dialog__message {
  text-align: center;
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.5;
}

.corrida-end-dialog__info {
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.corrida-end-dialog__buttons {
  display: flex;
  gap: 10px;
  margin-top: 4px;
}

.corrida-end-dialog__buttons .btn {
  flex: 1;
}

/* === Section transition === */
.section-hidden {
  display: none !important;
}

/* === Animations === */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(15px); }
  to { opacity: 1; transform: translateY(0); }
}

/* === Bet indicator === */
.bet-indicator {
  text-align: center;
  margin-top: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.bet-indicator__value {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--gold);
  font-size: 1rem;
}

/* === Strategy badge in sim === */
.strategy-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gold);
  margin-bottom: 20px;
}

/* === Message bar (win/loss stop) === */
.message-bar {
  padding: 14px 20px;
  border-radius: var(--radius-md);
  font-weight: 600;
  text-align: center;
  margin-top: 14px;
  display: none;
  animation: fadeIn 0.4s ease;
}

.message-bar.visible { display: block; }

.message-bar--win {
  background: linear-gradient(135deg, rgba(0, 214, 143, 0.12), rgba(0, 214, 143, 0.04));
  border: 1px solid rgba(0, 214, 143, 0.25);
  color: var(--green);
}

.message-bar--lose {
  background: linear-gradient(135deg, rgba(255, 77, 106, 0.12), rgba(255, 77, 106, 0.04));
  border: 1px solid rgba(255, 77, 106, 0.25);
  color: var(--red);
}

/* === Responsive === */
@media (max-width: 700px) {
  #app { padding: 14px; }
  .header { padding: 24px 0 18px; }
  .header__title { font-size: 1.4rem; }
  .strategies { grid-template-columns: 1fr; gap: 10px; }
  .strategy-btn { flex-direction: row; padding: 16px; }
  .strategy-btn__icon { font-size: 1.5rem; }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .action-buttons { flex-direction: column; }
  .btn { padding: 12px 16px; }
  .results-actions { flex-direction: column; }
  .history-entry {
    grid-template-columns: 50px 1fr 80px 70px;
    font-size: 0.72rem;
    padding: 8px 8px;
  }
  .results-grid { grid-template-columns: 1fr; }
  .coin-container { width: 100px; height: 100px; }
  .coin__face { font-size: 2rem; }
  .corrida-inner { gap: 16px; }
  .corrida-inner__value { font-size: 0.95rem; }
}

@media (max-width: 400px) {
  .header__title { font-size: 1.2rem; }
  .stat-box__value { font-size: 1.2rem; }
  .coin-container { width: 80px; height: 80px; }
  .corrida-inner { gap: 10px; flex-wrap: wrap; }
}