/* ═══════════════════════════════════════════
   NUVECIELAS PLATFORMER — STYLES (MOBILE OPT)
═══════════════════════════════════════════ */

:root {
  --green-deep:   #1a4a2e;
  --green-mid:    #2d7a4f;
  --green-light:  #5bb87a;
  --green-pale:   #a8e6bc;
  --sky-top:      #6ec6f5;
  --sky-bot:      #c5eeff;
  --accent:       #f9c846;
  --accent2:      #ff7eb3;
  --accent3:      #a78bfa;
  --ink:          #1a2035;
  --white:        #ffffff;
  --shadow:       0 8px 32px rgba(0,0,0,.22);
  --radius:       20px;
  --font-title:   'Fredoka', system-ui, sans-serif;
  --font-ui:      'Nunito', system-ui, sans-serif;
  /* Safe areas para notch/home bar */
  --sat: env(safe-area-inset-top,    0px);
  --sar: env(safe-area-inset-right,  0px);
  --sab: env(safe-area-inset-bottom, 0px);
  --sal: env(safe-area-inset-left,   0px);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body {
  width: 100%; height: 100%;
  overflow: hidden;
  background: #000;
  /* Evitar scroll bounce en iOS */
  overscroll-behavior: none;
  -webkit-overflow-scrolling: touch;
}
body {
  font-family: var(--font-ui);
  /* Evitar selección de texto al tocar */
  -webkit-user-select: none;
  user-select: none;
  /* Evitar callout al mantener presionado */
  -webkit-touch-callout: none;
}

/* ═══ SCREENS ═══ */
.screen {
  position: fixed;
  inset: 0;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.screen.active { display: flex; }

/* ═══ FOREST BG ═══ */
.menu-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, var(--sky-top) 0%, var(--sky-bot) 45%, var(--green-pale) 70%, var(--green-mid) 100%);
  overflow: hidden;
}

.forest-layer {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 200%;
  background-repeat: repeat-x;
  background-position: bottom;
}

.layer3 {
  height: 160px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='160'%3E%3Cpolygon points='60,10 100,100 20,100' fill='%232d5a3d' opacity='.5'/%3E%3Cpolygon points='60,40 90,110 30,110' fill='%23336644' opacity='.5'/%3E%3Crect x='53' y='110' width='14' height='50' fill='%235a3a1a' opacity='.4'/%3E%3C/svg%3E");
  background-size: 120px 160px;
  opacity: 0.7;
  animation: scrollBg 18s linear infinite;
}
.layer2 {
  height: 200px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='200'%3E%3Cpolygon points='70,8 118,110 22,110' fill='%23256040'/%3E%3Cpolygon points='70,45 105,125 35,125' fill='%232d7a4f'/%3E%3Ccircle cx='70' cy='85' r='38' fill='%2338924f'/%3E%3Crect x='62' y='128' width='16' height='72' fill='%234a2c0a'/%3E%3C/svg%3E");
  background-size: 140px 200px;
  animation: scrollBg 10s linear infinite;
}
.layer1 {
  height: 240px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='240'%3E%3Cpolygon points='90,5 150,130 30,130' fill='%231e5c38'/%3E%3Cpolygon points='90,50 135,145 45,145' fill='%2326754a'/%3E%3Ccircle cx='90' cy='105' r='48' fill='%23309050'/%3E%3Crect x='78' y='155' width='24' height='85' fill='%23391d05'/%3E%3Ccircle cx='50' cy='200' r='22' fill='%23e85d7a' opacity='.7'/%3E%3Ccircle cx='130' cy='195' r='18' fill='%23f9c846' opacity='.6'/%3E%3C/svg%3E");
  background-size: 180px 240px;
  animation: scrollBg 5s linear infinite;
}

@keyframes scrollBg {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ═══ MENU ═══ */
.menu-content {
  position: relative;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
  /* Respetar safe area en menú */
  padding: calc(var(--sat) + 16px) var(--sar) calc(var(--sab) + 16px) var(--sal);
}

.logo-wrap {
  text-align: center;
  filter: drop-shadow(0 4px 24px rgba(0,0,0,.35));
}

.logo-title {
  font-family: var(--font-title);
  font-size: clamp(44px, 10vw, 88px);
  font-weight: 700;
  color: var(--white);
  text-shadow: 0 4px 0 var(--green-deep), 0 8px 24px rgba(0,0,0,.4);
  letter-spacing: 2px;
  line-height: 1;
}

.logo-sub {
  font-family: var(--font-title);
  font-size: clamp(18px, 4vw, 32px);
  font-weight: 500;
  color: var(--accent);
  text-shadow: 0 2px 8px rgba(0,0,0,.4);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-top: 4px;
}

.menu-buttons {
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: center;
}

.menu-hint {
  font-size: 14px;
  color: rgba(255,255,255,.7);
  font-weight: 600;
}

/* ═══ BUTTONS ═══ */
.btn-main {
  font-family: var(--font-title);
  font-size: 22px;
  font-weight: 600;
  padding: 16px 44px;
  background: linear-gradient(135deg, var(--accent) 0%, #f4a030 100%);
  color: var(--green-deep);
  border: none;
  border-radius: 50px;
  cursor: pointer;
  box-shadow: 0 6px 0 #b8780a, 0 10px 28px rgba(0,0,0,.28);
  transition: transform .12s, box-shadow .12s;
  letter-spacing: 0.5px;
  min-width: 200px;
  /* Área táctil mínima recomendada 48px */
  min-height: 52px;
  touch-action: manipulation;
}
.btn-main:active { transform: translateY(3px); box-shadow: 0 2px 0 #b8780a, 0 4px 16px rgba(0,0,0,.25); }
.btn-main:disabled { opacity: .45; cursor: not-allowed; }

.btn-secondary {
  font-family: var(--font-title);
  font-size: 18px;
  font-weight: 600;
  padding: 14px 32px;
  background: rgba(255,255,255,.18);
  color: var(--white);
  border: 2px solid rgba(255,255,255,.45);
  border-radius: 50px;
  cursor: pointer;
  backdrop-filter: blur(8px);
  transition: background .15s, transform .12s;
  min-width: 160px;
  min-height: 52px;
  touch-action: manipulation;
}
.btn-secondary:active { transform: translateY(1px); background: rgba(255,255,255,.28); }

/* ═══ CHARACTER SELECT ═══ */
.char-content {
  position: relative;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  width: 100%;
  max-width: 760px;
  padding: calc(var(--sat) + 16px) 16px calc(var(--sab) + 16px);
  overflow-y: auto;
  max-height: 100dvh;
}

.char-title {
  font-family: var(--font-title);
  font-size: clamp(24px, 5vw, 44px);
  color: var(--white);
  text-shadow: 0 3px 0 var(--green-deep), 0 6px 16px rgba(0,0,0,.35);
  font-weight: 700;
}

.char-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  width: 100%;
}
@media (min-width: 600px) {
  .char-grid { grid-template-columns: repeat(4, 1fr); }
}

.char-card {
  background: rgba(255,255,255,.14);
  backdrop-filter: blur(10px);
  border: 2px solid rgba(255,255,255,.25);
  border-radius: 18px;
  padding: 14px 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  transition: transform .15s, border-color .15s, background .15s;
  /* Área táctil generosa */
  min-height: 120px;
  touch-action: manipulation;
}
.char-card:active { transform: scale(0.96); background: rgba(255,255,255,.22); }
.char-card.selected {
  border-color: var(--accent);
  background: rgba(249,200,70,.18);
  box-shadow: 0 0 0 3px rgba(249,200,70,.40), 0 8px 24px rgba(0,0,0,.28);
  transform: translateY(-4px);
}

.char-avatar {
  width: 72px;
  height: 72px;
  border-radius: 14px;
  overflow: hidden;
  border: 2px solid rgba(255,255,255,.30);
  background: rgba(255,255,255,.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
}
.char-avatar img { width: 100%; height: 100%; object-fit: cover; display: block; }

.char-name {
  font-family: var(--font-title);
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
  text-align: center;
}

.char-ability {
  font-size: 11px;
  font-weight: 700;
  color: var(--accent);
  text-align: center;
  line-height: 1.3;
  min-height: 26px;
}

.char-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

/* ═══ HOW TO PLAY ═══ */
.how-content {
  background: rgba(26,74,46,.92);
  backdrop-filter: blur(16px);
  border: 2px solid rgba(255,255,255,.15);
  border-radius: var(--radius);
  padding: 28px 20px;
  max-width: 520px;
  width: 92vw;
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: center;
  box-shadow: var(--shadow);
  max-height: 90dvh;
  overflow-y: auto;
}

.how-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  width: 100%;
}

.how-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  color: rgba(255,255,255,.85);
}

.how-key {
  background: rgba(249,200,70,.22);
  border: 1px solid rgba(249,200,70,.45);
  color: var(--accent);
  padding: 5px 8px;
  border-radius: 8px;
  font-family: var(--font-title);
  font-size: 13px;
  white-space: nowrap;
  min-width: 52px;
  text-align: center;
}

.how-chars { width: 100%; display: flex; flex-direction: column; gap: 7px; }
.how-chars h3 { font-family: var(--font-title); font-size: 16px; color: var(--green-pale); margin-bottom: 2px; }
.how-ability { font-size: 12px; font-weight: 700; color: rgba(255,255,255,.78); padding: 5px 8px; background: rgba(255,255,255,.06); border-radius: 8px; }
.how-ability strong { color: var(--accent); }

/* ═══ GAME SCREEN ═══ */
#screenGame {
  display: none;
  position: fixed;
  inset: 0;
  flex-direction: column;
  background: #000;
}
#screenGame.active { display: flex; }

#gameCanvas {
  display: block;
  flex: 1 1 auto;
  width: 100%;
  height: 100%;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

/* ═══ HUD ═══ */
.hud {
  position: absolute;
  top: 0; left: 0; right: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  /* Respetar notch en la parte superior */
  padding: calc(var(--sat) + 6px) calc(var(--sar) + 14px) 6px calc(var(--sal) + 14px);
  background: linear-gradient(180deg, rgba(0,0,0,.60) 0%, transparent 100%);
  pointer-events: none;
}

.hud-left, .hud-right, .hud-center { display: flex; flex-direction: column; gap: 2px; }
.hud-center { align-items: center; }
.hud-right  { align-items: flex-end; }

.hud-lives {
  font-family: var(--font-title);
  font-size: clamp(16px, 4vw, 22px);
  color: #ff6b8a;
  letter-spacing: 3px;
  text-shadow: 0 2px 6px rgba(0,0,0,.5);
}
.hud-char {
  font-size: 11px;
  font-weight: 800;
  color: rgba(255,255,255,.75);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.hud-level {
  font-family: var(--font-title);
  font-size: clamp(11px, 2.5vw, 15px);
  color: var(--accent);
  text-shadow: 0 2px 8px rgba(0,0,0,.6);
}
.hud-stars {
  font-family: var(--font-title);
  font-size: clamp(14px, 3.5vw, 18px);
  color: var(--accent);
  text-shadow: 0 2px 6px rgba(0,0,0,.5);
}

/* ═══ MOBILE CONTROLS ═══ */
.mobile-controls {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  z-index: 50;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  /* Respetar home bar de iPhone */
  padding: 10px calc(var(--sar) + 20px) calc(var(--sab) + 16px) calc(var(--sal) + 20px);
  pointer-events: none;
}

.mc-left, .mc-right {
  display: flex;
  gap: 10px;
  align-items: flex-end;
  pointer-events: all;
}

.mc-btn {
  /* Botones grandes para dedos */
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: rgba(255,255,255,.20);
  border: 2px solid rgba(255,255,255,.40);
  color: white;
  font-size: 22px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .08s, transform .08s;
  /* Importante: evitar doble tap zoom en iOS */
  touch-action: none;
  -webkit-tap-highlight-color: transparent;
  /* Feedback háptico visual rápido */
  will-change: transform;
  /* Sombra para visibilidad sobre cualquier fondo */
  box-shadow: 0 4px 12px rgba(0,0,0,.35), inset 0 1px 0 rgba(255,255,255,.25);
}

.mc-btn:active,
.mc-btn.pressed {
  background: rgba(249,200,70,.45);
  transform: scale(0.88);
  box-shadow: 0 2px 6px rgba(0,0,0,.3);
}

/* Botón salto: más grande y destacado */
.mc-jump {
  width: 84px;
  height: 84px;
  font-size: 28px;
  background: rgba(167,139,250,.40);
  border-color: rgba(167,139,250,.70);
  box-shadow: 0 4px 16px rgba(167,139,250,.35), inset 0 1px 0 rgba(255,255,255,.25);
}
.mc-jump:active,
.mc-jump.pressed {
  background: rgba(167,139,250,.70);
  transform: scale(0.88);
}

/* Botón abajo (slide/groundpound) */
.mc-down {
  background: rgba(251,191,36,.25);
  border-color: rgba(251,191,36,.50);
}
.mc-down:active,
.mc-down.pressed {
  background: rgba(251,191,36,.55);
  transform: scale(0.88);
}

/* Botón bola de fuego */
.mc-fire {
  background: rgba(249,115,22,.35);
  border-color: rgba(249,115,22,.65);
  font-size: 20px;
}
.mc-fire:active,
.mc-fire.pressed {
  background: rgba(249,115,22,.70);
  transform: scale(0.88);
}

/* En landscape: controles más chicos para no tapar el juego */
@media (orientation: landscape) and (max-height: 500px) {
  .mc-btn    { width: 58px; height: 58px; font-size: 18px; }
  .mc-jump   { width: 68px; height: 68px; font-size: 24px; }
  .mc-fire   { font-size: 16px; }
  .mobile-controls { padding-bottom: calc(var(--sab) + 8px); }
}

/* Solo mostrar en pantallas táctiles */
@media (pointer: fine) {
  .mobile-controls { display: none; }
}

/* ═══ PAUSE BUTTON ═══ */
#btnPause {
  position: absolute;
  top: calc(var(--sat) + 8px);
  right: calc(var(--sar) + 14px);
  z-index: 60;
  background: rgba(255,255,255,.20);
  border: 1px solid rgba(255,255,255,.35);
  border-radius: 10px;
  color: white;
  font-size: 18px;
  /* Área táctil generosa */
  width: 44px;
  height: 44px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

/* ═══ ABILITY BADGE ═══ */
#abilityBadge {
  position: absolute;
  bottom: calc(var(--sab) + 100px);
  left: 50%;
  transform: translateX(-50%);
  z-index: 60;
  background: rgba(167,139,250,.88);
  border: 2px solid rgba(255,255,255,.40);
  border-radius: 50px;
  padding: 6px 20px;
  font-family: var(--font-title);
  font-size: 15px;
  color: white;
  pointer-events: none;
  opacity: 0;
  transition: opacity .3s;
  white-space: nowrap;
}
#abilityBadge.show { opacity: 1; }

/* En landscape mover badge arriba para no chocar con controles */
@media (orientation: landscape) and (max-height: 500px) {
  #abilityBadge { bottom: auto; top: calc(var(--sat) + 60px); }
}

/* ═══ CHECKPOINT FLASH ═══ */
#checkpointFlash {
  position: absolute;
  inset: 0;
  z-index: 100;
  background: radial-gradient(ellipse at center, rgba(249,200,70,.55) 0%, transparent 70%);
  pointer-events: none;
  opacity: 0;
  transition: opacity .4s;
}
#checkpointFlash.show { opacity: 1; }

/* ═══ OVERLAY ═══ */
.overlay-screen {
  background: rgba(0,0,0,.65);
  backdrop-filter: blur(8px);
  z-index: 200;
}
.overlay-screen[hidden] { display: none !important; }
.overlay-screen.active  { display: flex; }

.overlay-card {
  background: rgba(26,74,46,.95);
  border: 2px solid rgba(255,255,255,.18);
  border-radius: var(--radius);
  padding: 36px 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  box-shadow: var(--shadow);
  min-width: 280px;
  max-width: 90vw;
  text-align: center;
}

.overlay-emoji  { font-size: 52px; line-height: 1; }
.overlay-title  { font-family: var(--font-title); font-size: 32px; font-weight: 700; color: var(--white); }
.overlay-sub    { font-size: 14px; font-weight: 700; color: rgba(255,255,255,.72); max-width: 260px; }
.overlay-actions { display: flex; flex-direction: column; gap: 10px; width: 100%; margin-top: 6px; }

/* ═══ RESPONSIVE ═══ */
@media (max-width: 380px) {
  .overlay-card { padding: 24px 18px; }
  .overlay-title { font-size: 26px; }
  .mc-btn  { width: 64px; height: 64px; font-size: 20px; }
  .mc-jump { width: 76px; height: 76px; font-size: 26px; }
}