@font-face {
  font-family: 'Pixelify';
  src: url('../assets/fonts/PixelifyPS-400.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
}

@font-face {
  font-family: 'Pixelify';
  src: url('../assets/fonts/PixelifyPS-700.ttf') format('truetype');
  font-weight: 700;
  font-style: normal;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  user-select: none;
  -webkit-user-select: none;
  -webkit-tap-highlight-color: transparent;
}

:root {
  --retro-green: #6ef55a;
  --retro-green-bright: #96ff85;
  --retro-green-dim: #328526;
  --retro-green-bg: #112a0d;
  --retro-black: #050805;
}

body, html {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background-color: var(--retro-black);
  font-family: 'Pixelify', 'Courier New', Courier, monospace;
  color: var(--retro-green);
  text-rendering: pixelated;
}

#canvas-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

canvas#game {
  width: 100%;
  height: 100%;
  display: block;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  background-color: #000000;
}

/* PANTALLA DE INICIO (TITLE SCREEN) */
#title-screen {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 24px;
  background: rgba(0, 0, 0, 0.45);
  z-index: 150;
  pointer-events: auto;
  padding: 16px;
}

.title-logo-img {
  width: min(85vw, 420px);
  height: auto;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  filter: drop-shadow(0 0 16px rgba(110, 245, 90, 0.6));
  animation: logoPulse 2.4s infinite ease-in-out;
}

@keyframes logoPulse {
  0%, 100% {
    transform: scale(1);
    filter: drop-shadow(0 0 16px rgba(110, 245, 90, 0.5));
  }
  50% {
    transform: scale(1.03);
    filter: drop-shadow(0 0 24px rgba(150, 255, 133, 0.8));
  }
}

.btn-start-game {
  background: var(--retro-black);
  border: 3px solid var(--retro-green);
  color: var(--retro-green);
  padding: 12px 32px;
  font-size: clamp(16px, 4.5vw, 22px);
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  letter-spacing: 2px;
  box-shadow: 0 0 14px rgba(110, 245, 90, 0.4);
  transition: all 0.15s ease;
}

.btn-start-game:hover, .btn-start-game:active {
  background: var(--retro-green);
  color: var(--retro-black);
  transform: scale(1.04);
}

/* BARRA DE EXPERIENCIA FULLSCREEN (ARRIBA DEL TODO) */
#xp-bar-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 6px;
  background: rgba(17, 42, 13, 0.9);
  border-bottom: 1px solid var(--retro-green-dim);
  z-index: 100;
}

#xp-bar-inner {
  height: 100%;
  width: 0%;
  background: var(--retro-green-bright);
  box-shadow: 0 0 8px var(--retro-green);
  transition: width 0.12s ease-out;
}

/* UI SUPERPUESTA RETRO EN PARTIDA */
#ui-layer {
  position: absolute;
  top: 6px;
  left: 0;
  width: 100%;
  height: calc(100% - 6px);
  pointer-events: none;
  padding: env(safe-area-inset-top, 6px) env(safe-area-inset-right, 8px) env(safe-area-inset-bottom, 6px) env(safe-area-inset-left, 8px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  z-index: 50;
  gap: 8px;
}

.top-actions {
  display: flex;
  gap: 6px;
  align-items: center;
}

.stats-panel {
  display: flex;
  flex-direction: column;
  gap: 3px;
  flex-shrink: 1;
  min-width: 0;
}

.hp-container {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(5, 8, 5, 0.92);
  border: 2px solid var(--retro-green);
  padding: 3px 6px;
  box-shadow: 0 0 8px rgba(110, 245, 90, 0.3);
  max-width: fit-content;
}

.hp-label {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.hp-bar-outer {
  width: 110px;
  height: 9px;
  background: var(--retro-green-bg);
  border: 1px solid var(--retro-green-dim);
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}

.hp-bar-inner {
  height: 100%;
  width: 100%;
  background: var(--retro-green);
  transition: width 0.15s ease-out;
}

.sub-stats {
  font-size: 11px;
  color: var(--retro-green);
  letter-spacing: 0.5px;
  background: rgba(5, 8, 5, 0.75);
  padding: 2px 6px;
  border-left: 2px solid var(--retro-green);
  display: inline-block;
  white-space: nowrap;
  max-width: fit-content;
}

/* BOTONES DE LA TOP BAR ESTILIZADOS EN RETRO PIXEL */
.btn-retro {
  pointer-events: auto;
  background: rgba(5, 8, 5, 0.92);
  border: 2px solid var(--retro-green);
  color: var(--retro-green);
  padding: 4px 8px;
  cursor: pointer;
  font-family: inherit;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.5px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 6px rgba(110, 245, 90, 0.3);
  transition: all 0.1s ease;
  white-space: nowrap;
  touch-action: manipulation;
  height: 28px;
  min-width: 32px;
}

.btn-retro:hover, .btn-retro:active {
  background: var(--retro-green);
  color: var(--retro-black);
}

.btn-retro .btn-short {
  display: none;
}

/* MODALES RETRO RESPONSIVE */
.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.88);
  display: flex;
  justify-content: center;
  align-items: center;
  pointer-events: auto;
  z-index: 200;
  padding: 12px;
}

.hidden {
  display: none !important;
}

.retro-box {
  background: var(--retro-black);
  border: 3px solid var(--retro-green);
  padding: clamp(16px, 4vw, 28px);
  text-align: center;
  box-shadow: 0 0 24px rgba(110, 245, 90, 0.4);
  width: min(94vw, 760px);
  max-height: 90vh;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.retro-title {
  font-size: clamp(18px, 5vw, 26px);
  font-weight: 700;
  letter-spacing: 1.5px;
  margin-bottom: 12px;
  text-shadow: 0 0 8px var(--retro-green);
}

.cards-container {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 12px;
}

.upgrade-card {
  background: rgba(17, 42, 13, 0.85);
  border: 2px solid var(--retro-green);
  padding: 12px 14px;
  width: clamp(140px, 42vw, 180px);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  transition: all 0.15s ease;
  touch-action: manipulation;
}

.upgrade-card:hover, .upgrade-card:active {
  background: var(--retro-green);
  color: var(--retro-black);
}

/* TARJETAS DE HÉROES */
.hero-card {
  background: rgba(17, 42, 13, 0.88);
  border: 2px solid var(--retro-green);
  padding: 14px 12px;
  width: clamp(150px, 44vw, 210px);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
  touch-action: manipulation;
}

.hero-card:not(.locked):hover, .hero-card:not(.locked):active {
  background: rgba(28, 70, 22, 0.95);
  transform: translateY(-3px);
  box-shadow: 0 4px 16px rgba(110, 245, 90, 0.45);
}

.hero-card.locked {
  opacity: 0.55;
  border-color: var(--retro-green-dim);
  cursor: not-allowed;
}

.hero-card.selected {
  outline: 3px solid var(--retro-green-bright);
  background: rgba(45, 110, 35, 0.95);
}

.hero-preview-frame {
  width: 60px;
  height: 60px;
  border: 2px solid var(--retro-green);
  background: #000000;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 4px;
  box-shadow: inset 0 0 8px rgba(110, 245, 90, 0.3);
}

.hero-preview-img {
  width: 48px;
  height: 48px;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

.hero-preview-img.locked-img {
  filter: brightness(0.4) grayscale(1);
}

.hero-stats-grid {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin: 6px 0;
  background: rgba(5, 8, 5, 0.6);
  padding: 6px;
  border: 1px solid var(--retro-green-dim);
}

.hero-stat-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 4px;
  font-size: 11px;
}

.stat-name {
  width: 58px;
  text-align: left;
  font-weight: 700;
  color: var(--retro-green);
}

.stat-bar-track {
  flex: 1;
  height: 6px;
  background: var(--retro-green-bg);
  border: 1px solid var(--retro-green-dim);
  overflow: hidden;
}

.stat-bar-fill {
  height: 100%;
  background: var(--retro-green-bright);
}

.stat-val {
  width: 24px;
  text-align: right;
  font-weight: 700;
}

.hero-status-tag {
  font-size: 11px;
  font-weight: 700;
  margin-top: 2px;
}

.hero-status-tag.locked-tag {
  color: #ff6b6b;
}

.hero-status-tag.selected-tag {
  color: var(--retro-green-bright);
}

.hero-status-tag.ready-tag {
  color: var(--retro-green);
}

.card-title {
  font-size: clamp(12px, 3.4vw, 15px);
  font-weight: 700;
  letter-spacing: 0.5px;
}

.card-desc {
  font-size: clamp(10px, 2.7vw, 12px);
  line-height: 1.35;
  color: #b0f59a;
}

.retro-text {
  font-size: clamp(13px, 3.5vw, 16px);
  margin-bottom: 16px;
  line-height: 1.5;
}

.retro-btn {
  background: transparent;
  border: 2px solid var(--retro-green);
  color: var(--retro-green);
  padding: 8px 20px;
  font-size: clamp(13px, 3.8vw, 16px);
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  letter-spacing: 1px;
  transition: all 0.15s ease;
  touch-action: manipulation;
}

.retro-btn:hover, .retro-btn:active {
  background: var(--retro-green);
  color: var(--retro-black);
}

/* Virtual Joystick */
#joystick-zone {
  position: absolute;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: auto;
  touch-action: none;
  z-index: 10;
}

#joystick-base {
  position: absolute;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  border: 2px solid var(--retro-green);
  background: rgba(17, 42, 13, 0.4);
  box-shadow: 0 0 12px rgba(110, 245, 90, 0.3);
  transform: translate(-50%, -50%);
  pointer-events: none;
  display: none;
  z-index: 15;
}

#joystick-stick {
  position: absolute;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--retro-green);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 10px var(--retro-green);
}

/* MEDIA QUERIES EN PANTALLAS ESTRECHAS / MÓVILES VERTICALES */
@media (max-width: 480px) {
  #ui-layer {
    padding: 6px;
  }

  .top-bar {
    gap: 4px;
  }

  .hp-container {
    padding: 2px 4px;
    gap: 4px;
  }

  .hp-bar-outer {
    width: 70px;
    height: 7px;
  }

  .hp-label {
    font-size: 11px;
  }

  .sub-stats {
    font-size: 9px;
    padding: 2px 4px;
  }

  /* En móviles estrechos mostrar etiquetas compactas */
  .btn-retro {
    padding: 4px 6px;
    font-size: 11px;
    height: 26px;
  }

  .btn-retro .btn-full {
    display: none;
  }

  .btn-retro .btn-short {
    display: inline;
  }

  .hero-card {
    padding: 8px 6px;
    width: 44vw;
  }

  .hero-preview-frame {
    width: 42px;
    height: 42px;
  }

  .hero-preview-img {
    width: 32px;
    height: 32px;
  }

  .stat-name {
    width: 40px;
    font-size: 8px;
  }

  .stat-val {
    font-size: 8px;
  }
}