/* ============================================================
   Bachillerato Online — estilos (variables en :root)
   ============================================================ */
:root{
  --bg:#0f1226; --bg-2:#171a35; --card:#1e2244; --card-2:#252a52;
  --txt:#eef0ff; --muted:#9aa0c7; --line:#33386b;
  --primary:#6c5ce7; --primary-2:#8a7bff; --alt:#00c2a8;
  --ok:#2ecc71; --bad:#ff5b6e; --warn:#ffb020;
  --radius:14px; --shadow:0 10px 30px rgba(0,0,0,.35);
  --font:'Segoe UI',system-ui,Arial,sans-serif;
}
*{box-sizing:border-box}
body{
  margin:0;font-family:var(--font);color:var(--txt);
  background:radial-gradient(1200px 600px at 70% -10%,#2a2f63 0,var(--bg) 60%);
  min-height:100vh;
}
a{color:var(--primary-2);text-decoration:none}
a:hover{text-decoration:underline}

/* Barra superior */
.topbar{
  display:flex;justify-content:space-between;align-items:center;
  padding:14px 24px;background:rgba(0,0,0,.25);border-bottom:1px solid var(--line);
  position:sticky;top:0;backdrop-filter:blur(6px);z-index:10;
}
.brand{font-weight:800;font-size:1.2rem;color:var(--txt)}
.topbar nav{display:flex;align-items:center;gap:16px}
.nav-user{color:var(--muted)}
.btn-nav{background:var(--primary);color:#fff;padding:7px 14px;border-radius:999px}
.btn-nav:hover{text-decoration:none;background:var(--primary-2)}

.container{max-width:960px;margin:0 auto;padding:28px 20px 60px}

/* Tarjetas */
.card{
  background:linear-gradient(180deg,var(--card),var(--card-2));
  border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow);margin-bottom:20px;
}
.hero{text-align:center;margin-bottom:24px}
.hero h1{font-size:2.4rem;margin:.2em 0}
.lead{color:var(--muted);font-size:1.1rem}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media(max-width:720px){.grid-2{grid-template-columns:1fr}}

/* Formularios */
.form{display:flex;flex-direction:column;gap:14px;margin-top:10px}
.form label{display:flex;flex-direction:column;gap:6px;font-size:.92rem;color:var(--muted)}
.form input,.form select,.form textarea{
  padding:11px 12px;border-radius:10px;border:1px solid var(--line);
  background:#12152e;color:var(--txt);font-size:1rem;
}
.form input:focus,.form select:focus,.form textarea:focus{outline:2px solid var(--primary)}
.auth-card{max-width:420px;margin:0 auto}

.btn{
  background:var(--primary);color:#fff;border:none;padding:12px 18px;
  border-radius:10px;font-size:1rem;font-weight:700;cursor:pointer;transition:.15s;
}
.btn:hover{background:var(--primary-2)}
.btn-alt{background:var(--alt)}
.btn-mini{padding:7px 12px;font-size:.85rem;border-radius:8px}
.btn-danger{background:var(--bad)}
.btn:disabled{opacity:.5;cursor:not-allowed}

.muted{color:var(--muted)}
.small{font-size:.85rem}
.alert{background:rgba(255,91,110,.15);border:1px solid var(--bad);color:#ffd0d6;padding:10px 12px;border-radius:10px}
.ok-msg{background:rgba(46,204,113,.15);border:1px solid var(--ok);color:#c9ffe0;padding:10px 12px;border-radius:10px}

/* Tablas */
.tabla{width:100%;border-collapse:collapse}
.tabla th,.tabla td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left}
.tabla th{color:var(--muted);font-weight:600}

/* ---------- Juego ---------- */
.sala-top{display:flex;justify-content:space-between;align-items:center}
.sala-top-right{display:flex;align-items:center;gap:12px}
.codigo-sala{letter-spacing:6px;margin:2px 0 0;font-size:1.8rem}
.pill{background:var(--bg-2);border:1px solid var(--line);padding:6px 14px;border-radius:999px;font-weight:600}

.game-layout{display:grid;grid-template-columns:230px 1fr;gap:20px}
@media(max-width:760px){.game-layout{grid-template-columns:1fr}}
.jugadores ul{list-style:none;padding:0;margin:8px 0 0}
.jugadores li{display:flex;justify-content:space-between;padding:8px 6px;border-bottom:1px solid var(--line)}
.jugadores li.yo{color:var(--primary-2);font-weight:700}
.jug-pts{color:var(--alt);font-weight:700}
.host-badge{font-size:.7rem;background:var(--warn);color:#20140a;padding:1px 6px;border-radius:6px;margin-left:6px}

.letra-grande{font-size:5rem;font-weight:900;text-align:center;color:var(--primary-2);margin:.1em 0;text-shadow:0 6px 20px rgba(108,92,231,.5)}
.timer{text-align:center;font-size:1.4rem;font-weight:700;margin-bottom:16px}
.timer.urgente{color:var(--bad)}
.cats{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:620px){.cats{grid-template-columns:1fr}}
.cat-input label{font-size:.85rem;color:var(--muted)}
.cat-input input{width:100%;padding:10px;border-radius:10px;border:1px solid var(--line);background:#12152e;color:var(--txt);font-size:1rem;margin-top:4px}
.acciones{margin-top:18px;display:flex;gap:12px;justify-content:center}
.basta{font-size:1.2rem;padding:14px 40px;background:var(--warn);color:#20140a}
.basta:hover{background:#ffc24d}

.aviso-basta{text-align:center;color:var(--warn);font-weight:700;margin-bottom:10px}
.res-jugador{margin-bottom:16px}
.res-jugador h4{margin:0 0 6px}
.chip{display:inline-block;padding:4px 10px;border-radius:8px;margin:3px;font-size:.9rem;border:1px solid var(--line)}
.chip.val{background:rgba(46,204,113,.15);border-color:var(--ok)}
.chip.inval{background:rgba(255,91,110,.12);border-color:var(--bad);color:#ffd0d6}
.chip .pts{opacity:.8;font-size:.8rem;margin-left:6px}

.podio{display:flex;justify-content:center;gap:16px;align-items:flex-end;margin:20px 0}
.podio .puesto{text-align:center;background:var(--bg-2);border:1px solid var(--line);border-radius:12px;padding:14px 18px}
.podio .p1{transform:scale(1.12);border-color:var(--warn)}
.podio .medalla{font-size:1.8rem}

.site-footer{text-align:center;color:var(--muted);padding:24px;border-top:1px solid var(--line)}
.reglas p{line-height:1.6}

/* ---------- Layout lateral (jugadores + chat) ---------- */
.lado{display:flex;flex-direction:column;gap:16px}
.btn-mini{font-size:.8rem;padding:6px 12px}

/* ---------- Echar jugador ---------- */
.jugadores li .echar{background:transparent;border:none;color:var(--bad);cursor:pointer;font-weight:700;font-size:.9rem;margin-left:8px;padding:0 4px}
.jugadores li .echar:hover{color:#ff8b98}

/* ---------- Chat ---------- */
.chat-card h3{margin-top:0}
.chat-msgs{max-height:220px;overflow-y:auto;display:flex;flex-direction:column;gap:6px;margin-bottom:10px}
.chat-msg{font-size:.88rem;line-height:1.35}
.chat-msg .chat-nombre{color:var(--primary-2);font-weight:700;margin-right:6px}
.chat-msg.mio .chat-nombre{color:var(--alt)}
.chat-form{display:flex;gap:6px}
.chat-form input{flex:1;padding:9px 10px;border-radius:10px;border:1px solid var(--line);background:#12152e;color:var(--txt)}

/* ---------- Impugnaciones ---------- */
.chip{display:block;width:fit-content;max-width:100%}
.chip-cat{font-weight:600}
.imp{margin-top:5px;display:flex;flex-wrap:wrap;align-items:center;gap:6px;font-size:.78rem}
.imp-btn{background:var(--bg-2);border:1px solid var(--line);color:var(--txt);border-radius:8px;padding:3px 9px;cursor:pointer;font-size:.78rem}
.imp-btn:hover{border-color:var(--primary-2)}
.imp-btn.si{border-color:var(--ok);color:#c9f5da}
.imp-btn.no{border-color:var(--bad);color:#ffd0d6}
.imp-btn.aceptar{background:rgba(46,204,113,.18);border-color:var(--ok);color:#c9f5da;font-weight:700}
.imp-btn.aceptar:hover{background:rgba(46,204,113,.3)}
.imp-cuenta{color:var(--muted)}
.imp-yo{color:var(--muted);font-style:italic}
.imp.cerrada{color:var(--warn);font-weight:600}

/* ---------- Tabs (ranking por periodo) ---------- */
.tabs{display:flex;gap:8px;margin-bottom:16px}
.tab{padding:8px 16px;border-radius:999px;background:var(--bg-2);border:1px solid var(--line);color:var(--muted)}
.tab:hover{text-decoration:none;color:var(--txt)}
.tab.activo{background:var(--primary);color:#fff;border-color:var(--primary)}

/* ---------- Logros ---------- */
.logros-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:14px}
.logro{text-align:center;background:var(--bg-2);border:1px solid var(--line);border-radius:12px;padding:14px 10px;display:flex;flex-direction:column;gap:4px}
.logro.bloqueado{opacity:.45;filter:grayscale(.5)}
.logro-ico{font-size:2rem}
.logro-nom{font-weight:700}
.logro-desc{line-height:1.3}

/* ---------- Selector de avatar ---------- */
.campo-label{font-size:.92rem;color:var(--muted)}
.avatar-picker{display:flex;flex-wrap:wrap;gap:8px}
.avatar-op{font-size:1.4rem;line-height:1;background:var(--bg-2);border:1px solid var(--line);border-radius:10px;padding:7px;cursor:pointer}
.avatar-op:hover{border-color:var(--primary-2)}
.avatar-op.sel{border-color:var(--primary);background:rgba(108,92,231,.25);outline:2px solid var(--primary)}

/* ---------- Mensaje de éxito ---------- */
.ok-msg{background:rgba(46,204,113,.15);border:1px solid var(--ok);color:#c9f5da;padding:10px 12px;border-radius:10px}
.small{font-size:.8rem}

/* ---------- Categorías al crear sala ---------- */
.cats-field{border:1px solid var(--line);border-radius:12px;padding:10px 12px;margin:0}
.cats-field legend{padding:0 6px;color:var(--muted);font-size:.92rem}
.cats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:6px 10px}
.cats-grid .cat-check{display:flex;flex-direction:row;align-items:center;gap:7px;background:var(--bg-2);border:1px solid var(--line);border-radius:9px;padding:7px 9px;cursor:pointer;font-size:.9rem}
.cats-grid .cat-check:hover{border-color:var(--primary-2)}
.cats-grid .cat-check input{accent-color:var(--primary);width:16px;height:16px;margin:0}