:root {
  --fondo: #EEF3F7;
  --panel: #FFFFFF;
  --tinta: #0F1B2A;
  --suave: #536274;
  --linea: #C9D5E0;
  --tablero: #10233B;
  --tablero-tinta: #E8F0F8;
  --lampara: #FFB547;
  --malo: #B3261E;
  --display: 'Big Shoulders Display', 'Arial Narrow', Impact, sans-serif;
  --cuerpo: 'Public Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --fondo: #0B131D; --panel: #111C29; --tinta: #E3EBF3; --suave: #92A2B4; --linea: #253445;
    --tablero: #16304F; --malo: #F2867E;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--fondo);
  color: var(--tinta);
  font-family: var(--cuerpo);
  min-height: 100vh;
}
a { color: inherit; }

.marca { display: flex; align-items: center; gap: .6rem; }
.marca h1 {
  font-family: var(--display); font-weight: 800; letter-spacing: .06em;
  font-size: 2rem; margin: 0; line-height: 1;
}
.lampara {
  width: .8rem; height: .8rem; border-radius: 50%;
  background: var(--lampara); box-shadow: 0 0 12px var(--lampara);
}

/* ---------- login ---------- */
body.login {
  display: grid; place-items: center; padding: 16px;
  background: radial-gradient(ellipse at top, var(--tablero), #07111d 70%);
}
.login-caja {
  width: 100%; max-width: 360px;
  background: var(--panel); border-radius: 14px; padding: 2rem 1.6rem 1.4rem;
  box-shadow: 0 20px 50px rgba(0,0,0,.35);
}
.login-caja .marca h1 { font-size: 2.4rem; }
.sub { color: var(--suave); margin: .3rem 0 1.4rem; font-size: .92rem; }
form { display: grid; gap: .9rem; }
label { display: grid; gap: .3rem; font-size: .85rem; font-weight: 600; color: var(--suave); }
input {
  font: inherit; font-size: 1rem; color: var(--tinta);
  padding: .7rem .8rem; border: 1px solid var(--linea); border-radius: 8px; background: var(--fondo);
}
input:focus { outline: 2px solid var(--lampara); outline-offset: 1px; }
button {
  font-family: var(--display); font-weight: 800; letter-spacing: .08em; text-transform: uppercase;
  font-size: 1.15rem; padding: .7rem; border: 0; border-radius: 8px; cursor: pointer;
  background: var(--tablero); color: var(--tablero-tinta); margin-top: .3rem;
}
button:hover { filter: brightness(1.15); }
.error {
  background: color-mix(in srgb, var(--malo) 12%, transparent); color: var(--malo);
  padding: .6rem .8rem; border-radius: 8px; font-size: .9rem; margin: 0 0 1rem;
}
.nota { color: var(--suave); font-size: .8rem; text-align: center; margin: 1.2rem 0 0; }

/* ---------- hub ---------- */
.barra {
  background: var(--tablero); color: var(--tablero-tinta);
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: .9rem 16px;
}
.cuenta { display: flex; align-items: center; gap: .9rem; font-size: .9rem; }
.salir {
  text-decoration: none; border: 1px solid rgba(232,240,248,.35); border-radius: 6px; padding: .3rem .7rem;
}
.salir:hover { background: rgba(232,240,248,.1); }

.hub { max-width: 960px; margin: 0 auto; padding: 2rem 16px 3rem; }
.hub h2 {
  font-family: var(--display); font-weight: 700; text-transform: uppercase; letter-spacing: .06em;
  font-size: 1.3rem; color: var(--suave); margin: 0 0 1.2rem;
}
.tarjetas { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 1rem; }
.tarjeta {
  position: relative; overflow: hidden;
  display: grid; gap: .25rem; text-decoration: none;
  background: var(--panel); border: 1px solid var(--linea); border-radius: 12px;
  padding: 1.3rem 1.2rem 1.1rem; border-top: 5px solid var(--acento);
  transition: transform .15s ease, box-shadow .15s ease;
}
a.tarjeta:hover { transform: translateY(-3px); box-shadow: 0 10px 24px rgba(0,0,0,.12); }
a.tarjeta:focus-visible { outline: 3px solid var(--lampara); outline-offset: 2px; }
.icono { font-size: 2rem; margin-bottom: .4rem; }
.deporte { font-family: var(--display); font-weight: 800; font-size: 2rem; text-transform: uppercase; line-height: 1; }
.mide { font-weight: 700; color: var(--acento); }
.ligas { color: var(--suave); font-size: .85rem; }
.pie { color: var(--suave); font-size: .78rem; margin-top: .8rem; min-height: 1em; }
.tarjeta.bloqueada { opacity: .45; filter: grayscale(1); }