/* =========================================================
   Xtreme Quinielas — Tema dark + rojo Xtreme
   Cambia los hex en :root si quieres ajustar la paleta.
   ========================================================= */
:root {
  --bg:        #0a0a0d;
  --bg-2:      #11121a;
  --bg-3:      #181a24;
  --panel:     #14151f;
  --panel-2:   #1c1e2a;
  --border:    #262837;
  --text:      #f1f2f6;
  --text-dim:  #8b8e9c;
  --xred:      #e30613;
  --xred-2:    #ff2a3a;
  --xred-soft: rgba(227,6,19,0.12);
  --green:     #19c37d;
  --green-soft:rgba(25,195,125,0.15);
  --shadow:    0 4px 24px rgba(0,0,0,.45);
  --radius:    10px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 15px; line-height: 1.5; min-height: 100vh; }
a { color: var(--xred-2); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; }
button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; }

/* =========== Layout con sidebar =========== */
.app { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.sidebar { background: var(--bg-2); border-right: 1px solid var(--border); padding: 20px 0;
  position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column; }
.brand { padding: 0 20px 20px; border-bottom: 1px solid var(--border); margin-bottom: 12px; }
.brand h1 { font-size: 18px; margin: 0; letter-spacing: 1px;
  background: linear-gradient(90deg, #fff, var(--xred-2)); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text; }
.brand small { color: var(--text-dim); font-size: 11px; }
.nav { list-style: none; margin: 0; padding: 0; flex: 1; }
.nav a { display: flex; align-items: center; gap: 12px; color: var(--text); padding: 12px 20px;
  border-left: 3px solid transparent; font-size: 14px; }
.nav a:hover { background: var(--panel); text-decoration: none; }
.nav a.active { background: var(--panel); border-left-color: var(--xred);
  color: #fff; font-weight: 600; }
.nav .ic { width: 18px; opacity: .85; }

.user-box { padding: 14px 20px; border-top: 1px solid var(--border); font-size: 13px; }
.user-box .avatar { width: 32px; height: 32px; border-radius: 50%; background: var(--xred);
  display: inline-flex; align-items: center; justify-content: center; color: #fff; font-weight: 700;
  margin-right: 8px; }
.user-box a { color: var(--text-dim); font-size: 12px; display: block; margin-top: 6px; }

.main { padding: 28px 32px; max-width: 1280px; }
.page-title { margin: 0 0 18px; font-size: 22px; letter-spacing: .5px; color: var(--xred-2); }

/* =========== Cards =========== */
.card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px; box-shadow: var(--shadow); }
.card + .card { margin-top: 16px; }
.card h2 { margin: 0 0 12px; font-size: 16px; }
.card h3 { margin: 0 0 8px; font-size: 14px; color: var(--text-dim); text-transform: uppercase;
  letter-spacing: 1px; }
.grid { display: grid; gap: 16px; }
.grid.cols-2 { grid-template-columns: 1fr 1fr; }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }

.stat { padding: 16px; background: var(--bg-3); border-radius: var(--radius); border: 1px solid var(--border); }
.stat .label { color: var(--text-dim); font-size: 12px; text-transform: uppercase; letter-spacing: 1px; }
.stat .value { font-size: 28px; font-weight: 800; margin-top: 4px; color: #fff; }
.stat .value.red { color: var(--xred-2); }

/* =========== Forms =========== */
.form { max-width: 420px; margin: 0 auto; }
.form .field { margin-bottom: 14px; }
.form label { display: block; font-size: 13px; color: var(--text-dim); margin-bottom: 6px; text-transform: uppercase;
  letter-spacing: 1px; }
.form input[type="text"], .form input[type="email"], .form input[type="password"],
.form input[type="number"], .form input[type="datetime-local"], .form select, .form textarea {
  width: 100%; padding: 11px 12px; background: var(--bg-3); border: 1px solid var(--border);
  border-radius: 8px; color: var(--text); outline: none; transition: border-color .15s; }
.form input:focus, .form select:focus, .form textarea:focus { border-color: var(--xred); }

.btn { display: inline-block; padding: 11px 18px; border-radius: 8px; border: 1px solid transparent;
  font-weight: 600; font-size: 14px; cursor: pointer; transition: transform .05s, opacity .15s; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--xred); color: #fff; }
.btn-primary:hover { background: var(--xred-2); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn-ghost:hover { background: var(--panel-2); }
.btn-block { display: block; width: 100%; }
.btn-sm { padding: 6px 12px; font-size: 13px; }

/* =========== Login centrado =========== */
.auth-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px;
  background: radial-gradient(ellipse at top, #1a0a0d 0%, #0a0a0d 60%); }
.auth-card { background: var(--panel); border: 1px solid var(--border); border-radius: 14px;
  padding: 32px; max-width: 420px; width: 100%; box-shadow: var(--shadow); }
.auth-card .brand-big { text-align: center; margin-bottom: 22px; }
.auth-card .brand-big .logo { font-size: 26px; font-weight: 900; letter-spacing: 2px;
  background: linear-gradient(90deg, #fff 30%, var(--xred-2)); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text; }
.auth-card .brand-big small { display: block; color: var(--text-dim); margin-top: 4px; }
.auth-card h2 { text-align: center; margin: 0 0 6px; font-size: 18px; }
.auth-card .subtitle { text-align: center; color: var(--text-dim); font-size: 13px; margin-bottom: 22px; }
.auth-card .alt { text-align: center; margin-top: 16px; font-size: 13px; color: var(--text-dim); }

/* =========== Alerts =========== */
.alert { padding: 11px 14px; border-radius: 8px; margin-bottom: 14px; font-size: 14px; border: 1px solid; }
.alert.error   { background: rgba(227,6,19,.08); border-color: var(--xred); color: #ffb3b8; }
.alert.success { background: var(--green-soft); border-color: var(--green); color: #b6f0d4; }
.alert.info    { background: rgba(255,255,255,.05); border-color: var(--border); color: var(--text-dim); }

/* =========== Tabs =========== */
.tabs { display: flex; gap: 6px; border-bottom: 1px solid var(--border); margin-bottom: 16px; }
.tab { padding: 10px 16px; background: transparent; border: 1px solid transparent; border-bottom: none;
  color: var(--text-dim); font-weight: 600; border-radius: 8px 8px 0 0; }
.tab.active { color: #fff; border-color: var(--border); border-bottom-color: var(--panel);
  background: var(--panel); margin-bottom: -1px; }

/* =========== Partidos =========== */
.match { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  margin-bottom: 12px; overflow: hidden; }
.match-row { display: grid; grid-template-columns: 1fr 80px 1fr; align-items: center; padding: 18px 20px; gap: 12px; }
.match-meta { display: flex; justify-content: space-between; padding: 8px 20px; font-size: 12px;
  color: var(--text-dim); border-bottom: 1px solid var(--border); background: var(--bg-3); }
.team { display: flex; flex-direction: column; align-items: center; gap: 6px; text-align: center; }
.team .flag { font-size: 36px; line-height: 1; }
.team .name { font-size: 14px; font-weight: 600; }
.vs { text-align: center; color: var(--text-dim); font-weight: 700; }
.match-action { display: flex; justify-content: space-between; align-items: center; padding: 12px 20px;
  background: rgba(255,255,255,.02); border-top: 1px solid var(--border); font-size: 13px; }
.badge { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .5px; }
.badge.open    { background: var(--green-soft); color: var(--green); border: 1px solid var(--green); }
.badge.closed  { background: rgba(255,255,255,.06); color: var(--text-dim); border: 1px solid var(--border); }
.badge.done    { background: var(--xred-soft); color: var(--xred-2); border: 1px solid var(--xred); }

.score-box { width: 60px; padding: 10px; background: var(--bg-3); border: 2px solid var(--xred);
  border-radius: 8px; color: #fff; text-align: center; font-size: 22px; font-weight: 800; }
.bonus-q { background: var(--bg-3); border: 1px solid var(--border); border-radius: 8px; padding: 12px; }
.bonus-q .q { font-size: 13px; color: var(--text-dim); margin-bottom: 8px; }
.choice-row { display: flex; gap: 8px; flex-wrap: wrap; }
.choice { flex: 1; min-width: 80px; padding: 10px; background: var(--bg-3); border: 1px solid var(--border);
  color: var(--text); border-radius: 8px; text-align: center; cursor: pointer; font-size: 13px; }
.choice:hover { border-color: var(--xred); }
.choice.selected { background: var(--xred-soft); border-color: var(--xred); color: #fff; }

/* =========== Tabla =========== */
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { padding: 11px 12px; text-align: left; border-bottom: 1px solid var(--border); font-size: 14px; }
.table th { color: var(--text-dim); font-size: 12px; text-transform: uppercase; letter-spacing: 1px; font-weight: 600; }
.table tr.me { background: var(--xred-soft); }
.table tr:hover { background: rgba(255,255,255,.02); }
.rank-pos { font-weight: 800; color: var(--xred-2); }

/* =========== Modal =========== */
.modal-bg { position: fixed; inset: 0; background: rgba(0,0,0,.7); display: none;
  align-items: center; justify-content: center; padding: 16px; z-index: 100; }
.modal-bg.open { display: flex; }
.modal { background: var(--panel); border: 1px solid var(--border); border-radius: 12px;
  max-width: 720px; width: 100%; max-height: 92vh; overflow-y: auto; box-shadow: var(--shadow); }
.modal header { display: flex; justify-content: space-between; align-items: center; padding: 16px 20px;
  border-bottom: 1px solid var(--border); }
.modal header h3 { margin: 0; font-size: 16px; }
.modal .body { padding: 20px; }
.modal .footer { padding: 14px 20px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 10px; }
.x { background: transparent; border: none; color: var(--text-dim); font-size: 22px; cursor: pointer; }

/* =========== Responsive =========== */
@media (max-width: 860px) {
  .app { grid-template-columns: 1fr; }
  .sidebar { position: relative; height: auto; flex-direction: row; align-items: center; padding: 10px;
    overflow-x: auto; }
  .brand { border: none; padding: 0 12px; margin: 0; }
  .nav { display: flex; }
  .nav a { padding: 8px 12px; border-left: none; border-bottom: 3px solid transparent; }
  .nav a.active { border-left: none; border-bottom-color: var(--xred); }
  .user-box { display: none; }
  .main { padding: 18px; }
  .grid.cols-3, .grid.cols-4 { grid-template-columns: 1fr 1fr; }
  .match-row { grid-template-columns: 1fr 60px 1fr; }
}
@media (max-width: 520px) {
  .grid.cols-2, .grid.cols-3, .grid.cols-4 { grid-template-columns: 1fr; }
}