/* style.css — Tank Artillery
   Estética: oscuro, militar/HUD, acentos ámbar. Responsive simple. */

:root {
  --bg: #0c1018;
  --panel: #161d2b;
  --panel-2: #1f2a3d;
  --ink: #e8eef7;
  --muted: #93a3bb;
  --amber: #ffd166;
  --amber-2: #ff9f1c;
  --red: #ef4444;
  --green: #4ade80;
  --blue: #4cc9f0;
  --border: #2c3a52;
  --radius: 12px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  background: radial-gradient(circle at 50% 0%, #16263d 0%, var(--bg) 70%);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

#app { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 16px; }

/* ---------- Pantallas ---------- */
.screen { display: none; width: 100%; max-width: 1080px; }
.screen.active { display: flex; justify-content: center; animation: fade .25s ease; }
@keyframes fade { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

.panel {
  background: linear-gradient(180deg, var(--panel) 0%, #111726 100%);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 28px 32px;
  width: 100%;
  box-shadow: 0 20px 60px rgba(0,0,0,.45);
}

/* ---------- Menú ---------- */
.menu-panel { max-width: 560px; text-align: center; }
.logo {
  font-size: 44px; font-weight: 900; letter-spacing: 3px; line-height: .95;
  background: linear-gradient(180deg, #fff, var(--amber));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.logo span { display: block; font-size: 22px; letter-spacing: 8px; color: var(--amber-2); -webkit-text-fill-color: var(--amber-2); }
.tagline { color: var(--muted); margin: 10px 0 24px; font-size: 14px; }
.block { margin: 18px 0; text-align: left; }
.block h3 { font-size: 13px; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); margin-bottom: 10px; }
.btn-row { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; }
.hint { margin-top: 18px; color: var(--muted); font-size: 12px; line-height: 1.6; }

button {
  font-family: inherit; cursor: pointer; border: 1px solid var(--border);
  background: var(--panel-2); color: var(--ink); padding: 10px 16px;
  border-radius: 10px; font-size: 14px; transition: .15s; font-weight: 600;
}
button:hover { border-color: var(--amber); transform: translateY(-1px); }
button:active { transform: translateY(0); }
.mode-btn, .diff-btn { flex: 1; min-width: 130px; }
.mode-btn.selected, .diff-btn.selected {
  background: linear-gradient(180deg, var(--amber), var(--amber-2));
  color: #1a1205; border-color: var(--amber); box-shadow: 0 0 0 2px rgba(255,209,102,.25);
}
.primary {
  background: linear-gradient(180deg, var(--amber), var(--amber-2));
  color: #1a1205; border: none; font-weight: 800;
}
.primary:hover { filter: brightness(1.06); }
.secondary { background: var(--panel-2); }
.big { padding: 14px 26px; font-size: 16px; border-radius: 12px; }
.fire { width: 100%; margin-top: 10px; }
#start-game { margin-top: 20px; width: 100%; }

/* ---------- Selección de tanque ---------- */
#screen-tankselect .panel { max-width: 820px; }
.tank-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 18px; }
.tank-card {
  background: var(--panel-2); border: 2px solid var(--border); border-radius: 14px;
  padding: 18px; text-align: center; transition: .15s;
}
.tank-card:hover { border-color: var(--amber); transform: translateY(-3px); }
.tank-card h3 { font-size: 20px; margin-bottom: 4px; }
.tank-card .note { color: var(--muted); font-size: 12px; min-height: 32px; margin: 8px 0; }
.tank-card .stat { display: flex; justify-content: space-between; font-size: 13px; padding: 3px 0; border-top: 1px solid var(--border); }
.tank-icon { font-size: 40px; }
.tank-preview { display: block; margin: 0 auto 4px; width: 120px; height: 70px; }
.tank-card .pick { margin-top: 12px; width: 100%; }

/* Botón de silencio flotante */
.mute-toggle {
  position: fixed; top: 14px; right: 14px; z-index: 50;
  width: 42px; height: 42px; border-radius: 50%; font-size: 18px; padding: 0;
  background: var(--panel-2); border: 1px solid var(--border);
}
.mute-toggle.muted { opacity: .55; }

/* Cabecera del draft con botón de aleatorio */
.draft-header { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }

/* ---------- Draft ---------- */
.draft-panel { max-width: 1040px; }
.draft-turn { color: var(--amber); font-weight: 700; margin: 6px 0 16px; }
.draft-layout { display: grid; grid-template-columns: 180px 1fr 180px; gap: 16px; }
.arsenal-col h4 { margin-bottom: 8px; font-size: 14px; color: var(--muted); }
.arsenal-list { list-style: none; display: flex; flex-direction: column; gap: 5px; max-height: 460px; overflow-y: auto; }
.arsenal-list li {
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px;
  padding: 6px 9px; font-size: 12px; display: flex; gap: 6px; align-items: center;
}
.pool-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.pool-card {
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 10px;
  padding: 10px; cursor: pointer; transition: .12s; text-align: left;
}
.pool-card:hover { border-color: var(--amber); transform: translateY(-2px); }
.pool-card.disabled { opacity: .4; pointer-events: none; }
.pool-card .pc-name { font-weight: 700; font-size: 14px; display: flex; gap: 6px; align-items: center; }
.pool-card .pc-stats { font-size: 11px; color: var(--amber); margin: 4px 0; }
.pool-card .pc-desc { font-size: 11px; color: var(--muted); line-height: 1.35; }

/* ---------- Batalla ---------- */
.battle-wrap { width: 100%; max-width: 1040px; display: flex; flex-direction: column; gap: 10px; }
.topbar { display: flex; align-items: center; gap: 12px; }
.player-tag { flex: 1; }
.player-tag.right { text-align: right; }
.pname { font-weight: 700; font-size: 14px; }
.hpbar {
  position: relative; height: 18px; background: #0a0e16; border: 1px solid var(--border);
  border-radius: 9px; overflow: hidden; margin-top: 4px;
}
.hpfill { height: 100%; width: 100%; background: linear-gradient(90deg, var(--green), #22c55e); transition: width .3s; }
.player-tag.right .hpfill { margin-left: auto; }
.hptext { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; font-size: 11px; font-weight: 700; text-shadow: 0 1px 2px #000; }
.turn-indicator {
  background: linear-gradient(180deg, var(--amber), var(--amber-2)); color: #1a1205;
  font-weight: 800; padding: 6px 14px; border-radius: 20px; font-size: 13px; white-space: nowrap;
}

.canvas-holder { position: relative; border-radius: 14px; overflow: hidden; border: 1px solid var(--border); background: #0b1f3a; }
#game-canvas { display: block; width: 100%; height: auto; touch-action: none; cursor: crosshair; }
.toast {
  position: absolute; top: 14px; left: 50%; transform: translateX(-50%);
  background: rgba(0,0,0,.7); padding: 8px 16px; border-radius: 20px; font-weight: 700;
  font-size: 14px; opacity: 0; transition: opacity .25s; pointer-events: none;
}
.toast.show { opacity: 1; }
.exit-btn {
  position: absolute; top: 10px; left: 10px; z-index: 6;
  padding: 6px 12px; font-size: 13px; background: rgba(15,20,30,.75);
  border: 1px solid var(--border); border-radius: 8px;
}

/* HUD */
.hud { display: grid; grid-template-columns: 1.2fr 1.1fr .9fr; gap: 12px; }
.hud-section {
  background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 12px;
}
.hud-section h4 { font-size: 12px; text-transform: uppercase; letter-spacing: .5px; color: var(--muted); margin-bottom: 8px; }
.weapon-list { display: flex; flex-direction: column; gap: 5px; max-height: 150px; overflow-y: auto; }
.weapon-btn {
  display: flex; justify-content: space-between; align-items: center; gap: 8px;
  padding: 7px 10px; font-size: 13px; text-align: left; width: 100%;
}
.weapon-btn .w-dmg { color: var(--amber); font-size: 11px; }
.weapon-btn.active { background: linear-gradient(180deg, var(--amber), var(--amber-2)); color: #1a1205; border-color: var(--amber); }

.control-grid { display: flex; flex-direction: column; gap: 6px; }
.control-grid label { font-size: 12px; color: var(--muted); display: flex; justify-content: space-between; }
.control-grid label b { color: var(--ink); }
.ctrl-row { display: flex; align-items: center; gap: 8px; }
.ctrl-row input[type=range] { flex: 1; accent-color: var(--amber); }
.step { padding: 6px 10px; font-size: 13px; min-width: 38px; }

.fire-section { display: flex; flex-direction: column; justify-content: center; }
.wind-readout { font-size: 13px; font-weight: 700; margin-bottom: 6px; }
.selected-weapon { font-size: 13px; color: var(--muted); min-height: 34px; }

/* ---------- Fin de partida ---------- */
.gameover-panel { max-width: 480px; text-align: center; }
#gameover-title { font-size: 40px; margin-bottom: 8px; }
#gameover-sub { color: var(--muted); margin-bottom: 24px; }
.gameover-panel .btn-row { justify-content: center; }

/* ---------- Responsive ---------- */
@media (max-width: 820px) {
  .hud { grid-template-columns: 1fr; }
  .draft-layout { grid-template-columns: 1fr; }
  .tank-cards { grid-template-columns: 1fr; }
  .logo { font-size: 34px; }
}