/* Genese Puzzle — tema escuro premium, mobile-first */
:root {
  --bg: #12101c;
  --bg2: #1b1830;
  --panel: #221e3a;
  --ink: #f2eefc;
  --mut: #9d95bd;
  --acc: #ffb347;
  --acc2: #ff5e8a;
  --ok: #6fe3a5;
  --rad: 14px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: radial-gradient(1200px 800px at 80% -10%, #2a2350 0%, var(--bg) 55%);
  color: var(--ink);
  min-height: 100vh;
  -webkit-tap-highlight-color: transparent;
}

/* ---------- topo ---------- */
.topbar {
  display: flex; align-items: center; gap: 18px;
  padding: 10px 18px;
  background: rgba(18, 16, 28, 0.85);
  backdrop-filter: blur(10px);
  position: sticky; top: 0; z-index: 50;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.logo { display: flex; align-items: center; gap: 10px; cursor: pointer; user-select: none; }
.logo span { font-weight: 300; letter-spacing: 2px; font-size: 1.05rem; }
.logo b { font-weight: 800; background: linear-gradient(90deg, var(--acc), var(--acc2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.logo:active svg { transform: scale(0.92); }
.topnav { display: flex; gap: 6px; margin-left: auto; }
.topnav button, .admtabs button {
  background: none; border: none; color: var(--mut); font: inherit;
  padding: 8px 14px; border-radius: 999px; cursor: pointer;
}
.topnav button.active, .admtabs button.active { color: var(--ink); background: rgba(255,255,255,0.08); }
.userbox { display: flex; align-items: center; gap: 8px; font-size: 0.9rem; }
.userbox .lvl { background: linear-gradient(90deg, var(--acc), var(--acc2)); color: #201430; font-weight: 700; border-radius: 999px; padding: 2px 10px; font-size: 0.78rem; }

main { max-width: 1180px; margin: 0 auto; padding: 22px 18px 80px; }

/* ---------- telas ---------- */
.screen { display: none; }
.screen.active { display: block; }

.hero { padding: 34px 8px 26px; text-align: center; }
.hero h1 { font-size: clamp(1.5rem, 4vw, 2.4rem); font-weight: 800; }
.hero h1 em { font-style: normal; background: linear-gradient(90deg, var(--acc), var(--acc2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p { color: var(--mut); margin-top: 10px; }
.hero-actions { margin-top: 20px; display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
#join-code { width: 190px; text-transform: uppercase; letter-spacing: 4px; text-align: center; }
/* o espaçamento de 4px estoura "CÓDIGO DA SALA" na caixa: aperta só o placeholder */
#join-code::placeholder { letter-spacing: 1px; font-size: 0.82rem; }

.filters { display: flex; gap: 8px; flex-wrap: wrap; margin: 8px 0 18px; }
.filters button { background: rgba(255,255,255,0.06); border: none; color: var(--mut); padding: 6px 14px; border-radius: 999px; cursor: pointer; font: inherit; }
.filters button.active { color: #201430; background: linear-gradient(90deg, var(--acc), var(--acc2)); font-weight: 700; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 18px; }
.pz-card {
  background: var(--panel); border-radius: var(--rad); overflow: hidden; cursor: pointer;
  border: 1px solid rgba(255,255,255,0.06);
  transition: transform 0.18s, box-shadow 0.18s;
}
.pz-card:hover { transform: translateY(-4px); box-shadow: 0 14px 34px rgba(0,0,0,0.45); }
.pz-card img { width: 100%; aspect-ratio: 16/10; object-fit: cover; display: block; }
.pz-card .meta { padding: 12px 14px; }
.pz-card .meta h3 { font-size: 1rem; }
.pz-card .meta p { color: var(--mut); font-size: 0.82rem; margin-top: 4px; }

.card { background: var(--panel); border-radius: var(--rad); padding: 18px; border: 1px solid rgba(255,255,255,0.06); }
.rank-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 16px; }
@media (max-width: 760px) { .rank-cols { grid-template-columns: 1fr; } }
.rank-row { display: flex; gap: 10px; padding: 8px 6px; border-bottom: 1px solid rgba(255,255,255,0.05); font-size: 0.9rem; align-items: baseline; }
.rank-row .pos { width: 30px; color: var(--acc); font-weight: 800; }
.rank-row .who { flex: 1; }
.rank-row .val { color: var(--mut); font-variant-numeric: tabular-nums; }

/* ---------- botões / inputs ---------- */
.btn {
  font: inherit; border: none; border-radius: 999px; padding: 10px 20px; cursor: pointer;
  color: var(--ink); background: rgba(255,255,255,0.1);
}
.btn.primary { background: linear-gradient(90deg, var(--acc), var(--acc2)); color: #201430; font-weight: 700; }
.btn.ghost { background: rgba(255,255,255,0.07); }
.btn:active { transform: scale(0.97); }
input, select {
  font: inherit; color: var(--ink); background: rgba(0,0,0,0.3);
  border: 1px solid rgba(255,255,255,0.14); border-radius: 10px; padding: 10px 12px; width: 100%;
}
label { display: block; margin: 10px 0; color: var(--mut); font-size: 0.88rem; }
label input, label select { margin-top: 6px; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-top: 14px; }
.msg { color: var(--acc2); min-height: 1.2em; font-size: 0.85rem; margin-top: 8px; }
.msg.ok { color: var(--ok); }

/* ---------- modais ---------- */
dialog {
  border: 1px solid rgba(255,255,255,0.1); border-radius: 18px;
  background: var(--bg2); color: var(--ink);
  padding: 26px; width: min(440px, 92vw);
  box-shadow: 0 30px 80px rgba(0,0,0,0.6);
}
dialog::backdrop { background: rgba(8, 6, 16, 0.7); backdrop-filter: blur(4px); }
dialog h3 { margin-bottom: 6px; }

/* log chess */
dialog.chess { text-align: center; overflow: hidden; position: relative; }
dialog.chess .chessboard {
  position: absolute; inset: 0; opacity: 0.06; pointer-events: none;
  background: repeating-conic-gradient(#fff 0% 25%, transparent 0% 50%) 0 0 / 48px 48px;
}
dialog.chess h3 { font-size: 1.6rem; }
.chess-sub { color: var(--mut); letter-spacing: 3px; text-transform: uppercase; font-size: 0.72rem; margin-bottom: 12px; }
dialog.chess label { text-align: left; }

.pills { display: flex; gap: 8px; flex-wrap: wrap; margin: 8px 0 4px; }
.pills button {
  font: inherit; border: 1px solid rgba(255,255,255,0.15); background: none; color: var(--mut);
  border-radius: 999px; padding: 7px 14px; cursor: pointer;
}
.pills button.active { background: linear-gradient(90deg, var(--acc), var(--acc2)); color: #201430; border-color: transparent; font-weight: 700; }
.setup-thumb img { width: 100%; border-radius: 10px; aspect-ratio: 16/9; object-fit: cover; }
.code { font-weight: 800; letter-spacing: 5px; color: var(--acc); }
#lobby-members { margin: 12px 0; }
.member { display: flex; justify-content: space-between; padding: 7px 4px; border-bottom: 1px solid rgba(255,255,255,0.06); font-size: 0.92rem; }
.member .bar { width: 120px; height: 8px; border-radius: 99px; background: rgba(255,255,255,0.1); overflow: hidden; align-self: center; }
.member .bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--acc), var(--acc2)); }

/* ---------- jogo ---------- */
.game-screen { position: fixed; inset: 0; z-index: 100; background: radial-gradient(1000px 700px at 50% -10%, #2a2350 0%, var(--bg) 60%); display: none; }
.game-screen.active { display: block; }
#game-canvas { position: absolute; inset: 0; width: 100%; height: 100%; touch-action: none; }
.hud { position: absolute; left: 0; right: 0; display: flex; align-items: center; gap: 10px; padding: 12px 16px; pointer-events: none; }
.hud-top { top: 0; }
.hud .btn { pointer-events: auto; }
.hud-stats { margin: 0 auto; display: flex; gap: 18px; background: rgba(0,0,0,0.4); padding: 8px 18px; border-radius: 999px; font-variant-numeric: tabular-nums; font-weight: 700; }
.hud-right { display: flex; gap: 8px; }
.rot-btn { font-size: 1.1rem; display: none; }
.game-screen.can-rotate .rot-btn { display: inline-block; }
.mp-panel { position: absolute; right: 12px; top: 72px; display: flex; flex-direction: column; gap: 6px; max-width: 210px; }
.mp-chip { background: rgba(0,0,0,0.5); border-radius: 10px; padding: 6px 10px; font-size: 0.8rem; }
.mp-chip .bar { height: 5px; border-radius: 99px; background: rgba(255,255,255,0.12); margin-top: 4px; overflow: hidden; }
.mp-chip .bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--acc), var(--acc2)); }
.reactions { position: absolute; bottom: 14px; right: 14px; display: none; gap: 6px; }
.game-screen.mp .reactions { display: flex; }
.reactions button { font-size: 1.3rem; background: rgba(0,0,0,0.45); border: none; border-radius: 50%; width: 44px; height: 44px; cursor: pointer; }
#reaction-float { position: absolute; bottom: 70px; right: 26px; pointer-events: none; }
.float-emoji { position: absolute; bottom: 0; right: 0; font-size: 1.8rem; animation: floatUp 1.6s ease-out forwards; }
@keyframes floatUp { to { transform: translateY(-140px); opacity: 0; } }

/* ---------- admin ---------- */
.admin-head { display: flex; justify-content: space-between; align-items: center; }
.admtabs { display: flex; gap: 6px; margin: 16px 0; flex-wrap: wrap; }
.admtab { display: none; }
.admtab.active { display: block; }
.create-cols { display: grid; grid-template-columns: 1fr 1.2fr; gap: 18px; }
@media (max-width: 860px) { .create-cols { grid-template-columns: 1fr; } }
#adm-preview { width: 100%; border-radius: 10px; background: #0a0914; }
#adm-levels .lvl-row { display: flex; gap: 8px; align-items: center; margin: 6px 0; font-size: 0.85rem; color: var(--mut); }
#adm-levels input[type=number] { width: 64px; padding: 6px 8px; }
#adm-levels input[type=checkbox] { width: auto; }
.stat-tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px; margin: 14px 0; }
.tile { background: var(--panel); border-radius: var(--rad); padding: 16px; text-align: center; }
.tile b { font-size: 1.8rem; display: block; background: linear-gradient(90deg, var(--acc), var(--acc2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.tile span { color: var(--mut); font-size: 0.8rem; }
table.adm { width: 100%; border-collapse: collapse; font-size: 0.85rem; margin-top: 10px; }
table.adm th, table.adm td { text-align: left; padding: 8px 6px; border-bottom: 1px solid rgba(255,255,255,0.07); }
table.adm th { color: var(--mut); font-weight: 600; }
table.adm img { width: 54px; border-radius: 6px; vertical-align: middle; }

@media (max-width: 640px) {
  .topnav { gap: 0; }
  .topnav button { padding: 8px 9px; font-size: 0.85rem; }
  .hud-stats { gap: 10px; font-size: 0.9rem; }
}