/* TRONATHLETIC® Socios — sistema visual
   Negro profundo + un solo acento azul eléctrico. Móvil primero. */
:root {
  --fondo: #06070b;
  --capa: #0f1218;
  --capa-2: #171b24;
  --linea: rgba(255, 255, 255, .08);
  --texto: #f4f6fa;
  --tenue: #9aa2b4;
  --acento: #2f8cff;
  --acento-fuerte: #0a6cf0;
  --ok: #30d17a;
  --alerta: #ffb53d;
  --error: #ff5d5d;
  --radio: 20px;
  --radio-ch: 13px;
  --ancho: 560px;
  --abajo: env(safe-area-inset-bottom, 0px);
  --arriba: env(safe-area-inset-top, 0px);
  --fuente: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  margin: 0; min-height: 100dvh; background: var(--fondo); color: var(--texto);
  font: 16px/1.45 var(--fuente); -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent; overscroll-behavior-y: none;
}
h1, h2, p, ul, dl, dd { margin: 0; }
ul { padding: 0; list-style: none; }
h1 { font-size: 1.75rem; line-height: 1.15; letter-spacing: -.02em; font-weight: 700; text-wrap: balance; }
h2 { font-size: 1.05rem; font-weight: 650; letter-spacing: -.01em; }
a { color: var(--acento); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; display: block; }
button { font: inherit; color: inherit; }
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid var(--acento); outline-offset: 2px; border-radius: 6px; }
.ico { width: 1.35em; height: 1.35em; flex: none; }
.saltar { position: absolute; left: -999px; top: 8px; background: var(--acento); color: #fff; padding: 8px 12px; border-radius: 8px; z-index: 99; }
.saltar:focus { left: 8px; }

/* ── Estructura ─────────────────────────────────────────── */
.app { min-height: 100dvh; }
.vista {
  max-width: var(--ancho); margin: 0 auto;
  padding: calc(var(--arriba) + 20px) 18px calc(var(--abajo) + 104px);
  display: flex; flex-direction: column; gap: 16px;
}
.vista__cab { display: flex; align-items: flex-end; justify-content: space-between; gap: 12px; padding: 6px 2px 4px; }
.sobre { color: var(--tenue); font-size: .82rem; margin-bottom: 2px; }
.sobre::first-letter { text-transform: uppercase; }
.titulo-seccion { margin-top: 10px; padding: 0 2px; color: var(--tenue); font-size: .8rem; text-transform: uppercase; letter-spacing: .09em; font-weight: 600; }

/* Barra inferior (móvil) */
.nav {
  position: fixed; inset: auto 0 0 0; z-index: 20;
  padding: 8px 10px calc(var(--abajo) + 8px);
  background: rgba(10, 12, 17, .82); -webkit-backdrop-filter: blur(22px) saturate(160%); backdrop-filter: blur(22px) saturate(160%);
  border-top: 1px solid var(--linea);
}
.nav__marca { display: none; }
.nav__lista { display: grid; grid-template-columns: repeat(4, 1fr); max-width: var(--ancho); margin: 0 auto; }
.nav__liga {
  display: flex; flex-direction: column; align-items: center; gap: 3px; min-height: 50px; justify-content: center;
  color: var(--tenue); font-size: .7rem; font-weight: 550; border-radius: 14px; text-decoration: none !important;
}
.nav__liga .ico { width: 24px; height: 24px; }
.nav__liga[aria-current="page"] { color: var(--texto); }
.nav__liga[aria-current="page"] .nav__ico { color: var(--acento); }
.nav__ico { position: relative; display: grid; }
.punto { position: absolute; top: -2px; right: -4px; width: 9px; height: 9px; border-radius: 50%; background: var(--error); border: 2px solid #0a0c11; }

/* Riel lateral (escritorio) */
@media (min-width: 900px) {
  .app { display: grid; grid-template-columns: 240px 1fr; }
  .nav {
    position: sticky; top: 0; height: 100dvh; inset: auto; padding: 28px 16px;
    border-top: 0; border-right: 1px solid var(--linea); background: #090b10; backdrop-filter: none;
  }
  .nav__marca { display: block; padding: 4px 12px 28px; }
  .nav__lista { display: flex; flex-direction: column; gap: 4px; }
  .nav__liga { flex-direction: row; justify-content: flex-start; gap: 12px; padding: 0 12px; font-size: .95rem; min-height: 46px; }
  .nav__liga:hover { background: var(--capa); }
  .nav__liga[aria-current="page"] { background: var(--capa-2); }
  .vista { padding: 44px 24px 60px; width: 100%; }
}

/* ── Piezas ─────────────────────────────────────────────── */
.tarjeta { background: var(--capa); border: 1px solid var(--linea); border-radius: var(--radio); padding: 18px; }
.fila { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.dos { display: grid; gap: 14px; }
@media (min-width: 480px) { .dos { grid-template-columns: 1fr 1fr; } }
.liga-bloque { display: block; color: inherit; text-decoration: none !important; border-radius: 24px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; width: 100%; min-height: 50px; padding: 0 20px;
  border: 0; border-radius: 15px; font-weight: 620; font-size: 1rem; cursor: pointer; text-decoration: none !important;
  transition: transform .12s ease, background-color .15s ease, opacity .15s ease;
}
.btn:active { transform: scale(.98); }
.btn[disabled] { opacity: .55; pointer-events: none; }
.btn--primario { background: var(--acento); color: #fff; }
.btn--primario:hover { background: var(--acento-fuerte); }
.btn--suave { background: var(--capa-2); color: var(--texto); border: 1px solid var(--linea); }
.btn--suave:hover { background: #1e2330; }
.btn--texto { background: none; color: var(--acento); width: auto; min-height: 44px; padding: 0 8px; }
.btn--peligro { background: rgba(255, 93, 93, .1); color: var(--error); }
.btn--chico { width: auto; min-height: 44px; padding: 0 16px; font-size: .92rem; border-radius: 12px; }

.chip { display: inline-flex; align-items: center; padding: 3px 10px; border-radius: 99px; font-size: .72rem; font-weight: 650; letter-spacing: .02em; background: var(--capa-2); color: var(--tenue); vertical-align: middle; }
.chip--activa { background: rgba(48, 209, 122, .14); color: var(--ok); }
.chip--por_vencer { background: rgba(255, 181, 61, .15); color: var(--alerta); }
.chip--vencida { background: rgba(255, 93, 93, .15); color: var(--error); }

.avatar {
  display: grid; place-items: center; width: 44px; height: 44px; flex: none; border-radius: 50%;
  background: var(--capa-2); border: 1px solid var(--linea); color: var(--texto); font-weight: 650; font-size: .9rem; text-decoration: none !important;
}
.avatar--grande { width: 60px; height: 60px; font-size: 1.15rem; }
.perfil-cab { display: flex; gap: 14px; align-items: center; }
.perfil-cab strong, .perfil-cab small { display: block; }
.perfil-cab small { color: var(--tenue); font-size: .85rem; overflow-wrap: anywhere; }

/* Pase de membresía: la pieza protagonista */
.pase {
  position: relative; overflow: hidden; border-radius: 24px; padding: 22px; min-height: 204px;
  display: flex; flex-direction: column; gap: 6px;
  background: radial-gradient(120% 90% at 100% 0%, rgba(47, 140, 255, .5), transparent 60%), linear-gradient(155deg, #152238 0%, #0b0e15 62%);
  border: 1px solid rgba(255, 255, 255, .1);
  box-shadow: 0 18px 40px -22px rgba(47, 140, 255, .55);
}
.pase--vencida, .pase--sin { background: linear-gradient(155deg, #1b1e27 0%, #0b0d12 70%); box-shadow: none; }
.pase--por_vencer { background: radial-gradient(120% 90% at 100% 0%, rgba(255, 181, 61, .34), transparent 60%), linear-gradient(155deg, #2a2114 0%, #0b0d12 62%); box-shadow: 0 18px 40px -24px rgba(255, 181, 61, .5); }
.pase__cab { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.pase__cab img { opacity: .92; }
.pase__plan { font-size: 1.3rem; font-weight: 700; letter-spacing: -.015em; line-height: 1.2; text-wrap: balance; }
.pase__nombre { color: rgba(255, 255, 255, .72); font-size: .95rem; }
.pase__datos { display: flex; flex-wrap: wrap; gap: 6px 26px; margin-top: auto; padding-top: 18px; }
.pase__datos dt { font-size: .68rem; text-transform: uppercase; letter-spacing: .1em; color: rgba(255, 255, 255, .55); }
.pase__datos dd { font-weight: 620; font-variant-numeric: tabular-nums; }
.pase__barra { height: 4px; border-radius: 4px; background: rgba(255, 255, 255, .14); margin-top: 14px; overflow: hidden; }
.pase__barra span { display: block; height: 100%; border-radius: 4px; background: #fff; }

/* Mensajes en línea */
.msg { display: flex; gap: 10px; align-items: flex-start; padding: 13px 15px; border-radius: var(--radio-ch); font-size: .93rem; background: var(--capa); border: 1px solid var(--linea); }
.msg .ico { margin-top: 1px; }
.msg a { margin-left: auto; font-weight: 650; white-space: nowrap; }
.msg--ok { color: var(--ok); background: rgba(48, 209, 122, .08); border-color: rgba(48, 209, 122, .2); }
.msg--alerta { color: var(--alerta); background: rgba(255, 181, 61, .08); border-color: rgba(255, 181, 61, .22); }
.msg--error { color: #ff8a8a; background: rgba(255, 93, 93, .09); border-color: rgba(255, 93, 93, .24); }
.msg--info { color: var(--tenue); }
.nota { color: var(--tenue); font-size: .84rem; }
.nota--centro { text-align: center; }

.franja { display: flex; align-items: center; gap: 12px; padding: 14px 16px; border-radius: var(--radio-ch); background: rgba(47, 140, 255, .1); border: 1px solid rgba(47, 140, 255, .28); color: var(--texto); text-decoration: none !important; font-size: .92rem; }
.franja span { flex: 1; color: var(--tenue); }
.franja strong { display: block; color: var(--texto); }
.franja .ico:first-child { color: var(--acento); }

.invita { position: relative; display: flex; align-items: center; gap: 14px; padding-right: 44px; }
.invita > .ico { width: 26px; height: 26px; color: var(--acento); }
.invita div { flex: 1; min-width: 0; }
.invita p { color: var(--tenue); font-size: .86rem; }
.invita__x { position: absolute; top: 4px; right: 4px; width: 40px; height: 40px; display: grid; place-items: center; background: none; border: 0; color: var(--tenue); cursor: pointer; border-radius: 50%; }

/* Listas */
.lista { background: var(--capa); border: 1px solid var(--linea); border-radius: var(--radio); overflow: hidden; }
.lista > li + li { border-top: 1px solid var(--linea); }
.lista form { margin: 0; }
.item { display: flex; align-items: center; gap: 14px; width: 100%; padding: 14px 16px; min-height: 64px; color: var(--texto); text-decoration: none !important; background: none; border: 0; text-align: left; }
a.item, button.item { cursor: pointer; }
a.item:hover, button.item:hover { background: rgba(255, 255, 255, .03); }
.item > .ico:last-child { color: #5c6475; width: 18px; height: 18px; }
.item__ico { display: grid; place-items: center; width: 40px; height: 40px; flex: none; border-radius: 12px; background: var(--capa-2); color: var(--acento); }
.item__txt { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 1px; }
.item__txt strong { font-weight: 600; font-size: .98rem; }
.item__txt small, .item__txt time { color: var(--tenue); font-size: .84rem; overflow-wrap: anywhere; }
.item__txt time { font-size: .76rem; margin-top: 3px; }
.item--aviso { align-items: flex-start; }
.item--nuevo { background: rgba(47, 140, 255, .07); }
.item--nuevo strong::after { content: ""; display: inline-block; width: 8px; height: 8px; margin-left: 8px; border-radius: 50%; background: var(--acento); vertical-align: middle; }
.lista--compacta .item { min-height: 0; padding: 12px 16px; }

.vacio { text-align: center; color: var(--tenue); display: grid; gap: 14px; justify-items: center; padding: 28px 18px; }
.vacio > .ico { width: 30px; height: 30px; opacity: .6; }

.rejilla { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.acceso-rapido { display: flex; flex-direction: column; align-items: center; gap: 8px; padding: 16px 4px; border-radius: 18px; background: var(--capa); border: 1px solid var(--linea); color: var(--texto); font-size: .78rem; font-weight: 560; text-decoration: none !important; }
.acceso-rapido .ico { width: 24px; height: 24px; color: var(--acento); }
.acceso-rapido:hover { background: var(--capa-2); }

.ficha { display: grid; gap: 0; padding: 4px 18px; }
.ficha div { display: flex; justify-content: space-between; gap: 16px; padding: 13px 0; }
.ficha div + div { border-top: 1px solid var(--linea); }
.ficha dt { color: var(--tenue); font-size: .92rem; }
.ficha dd { font-weight: 560; text-align: right; }

.push { display: grid; gap: 14px; }
.push p { color: var(--tenue); font-size: .9rem; margin-top: 3px; }

/* ── Formularios ────────────────────────────────────────── */
.forma { display: grid; gap: 16px; }
.campo { display: grid; gap: 7px; }
.campo > span:first-child { font-size: .85rem; font-weight: 560; color: var(--tenue); }
.campo small { color: var(--tenue); font-size: .8rem; }
.campo small.err, .err { color: #ff8a8a; }
input[type="text"], input[type="email"], input[type="tel"], input[type="password"] {
  width: 100%; min-height: 52px; padding: 0 16px; border-radius: 14px; border: 1px solid rgba(255, 255, 255, .12);
  background: #0a0c11; color: var(--texto); font: inherit; font-size: 16px; /* 16px evita el zoom de iOS */
  transition: border-color .15s ease, box-shadow .15s ease;
}
input:focus { outline: 0; border-color: var(--acento); box-shadow: 0 0 0 3px rgba(47, 140, 255, .22); }
input:disabled { color: var(--tenue); background: transparent; }
input:-webkit-autofill { -webkit-text-fill-color: var(--texto); box-shadow: 0 0 0 100px #0a0c11 inset; caret-color: var(--texto); }
.campo__clave { position: relative; display: block; }
.campo__clave input { padding-right: 52px; }
.ver { position: absolute; right: 4px; top: 4px; width: 44px; height: 44px; display: grid; place-items: center; background: none; border: 0; color: var(--tenue); cursor: pointer; border-radius: 10px; }
.ver[aria-pressed="true"] { color: var(--acento); }
.codigo { text-align: center; font-size: 1.7rem !important; letter-spacing: .45em; font-variant-numeric: tabular-nums; font-weight: 650; padding-left: .45em !important; }
.fuerza { display: grid; grid-template-columns: repeat(4, 1fr); gap: 5px; }
.fuerza i { height: 4px; border-radius: 4px; background: rgba(255, 255, 255, .12); transition: background-color .2s ease; }
.fuerza[data-n="1"] i:nth-child(-n+1) { background: var(--error); }
.fuerza[data-n="2"] i:nth-child(-n+2) { background: var(--alerta); }
.fuerza[data-n="3"] i:nth-child(-n+3) { background: #9bd14a; }
.fuerza[data-n="4"] i { background: var(--ok); }

/* ── Acceso ─────────────────────────────────────────────── */
.p-acceso { background: radial-gradient(90% 55% at 50% -8%, rgba(47, 140, 255, .28), transparent 70%), var(--fondo); background-attachment: fixed; }
.acceso { max-width: 420px; margin: 0 auto; min-height: 100dvh; display: flex; flex-direction: column; justify-content: center; gap: 26px; padding: calc(var(--arriba) + 32px) 22px calc(var(--abajo) + 28px); }
.acceso__marca { display: grid; justify-items: center; gap: 10px; }
.acceso__marca p { color: var(--tenue); font-size: .78rem; letter-spacing: .22em; text-transform: uppercase; }
.acceso__panel { display: grid; gap: 16px; }
.acceso__panel .sub { color: var(--tenue); margin-top: -8px; }
.acceso__pie { text-align: center; font-size: .86rem; }
.separador { display: flex; align-items: center; gap: 14px; color: var(--tenue); font-size: .8rem; }
.separador::before, .separador::after { content: ""; flex: 1; height: 1px; background: var(--linea); }
.volver { display: inline-flex; align-items: center; gap: 4px; font-size: .9rem; min-height: 32px; }
.volver .ico { width: 16px; height: 16px; }

/* ── Avisos flotantes ───────────────────────────────────── */
.avisos { position: fixed; z-index: 60; left: 0; right: 0; top: calc(var(--arriba) + 12px); display: grid; justify-items: center; gap: 8px; padding: 0 14px; pointer-events: none; }
.aviso { pointer-events: auto; max-width: 440px; padding: 12px 16px; border-radius: 14px; background: #1b202b; border: 1px solid rgba(255, 255, 255, .12); box-shadow: 0 14px 34px -12px rgba(0, 0, 0, .8); font-size: .92rem; animation: entra .28s ease both; }
.aviso--ok { border-color: rgba(48, 209, 122, .45); }
.aviso--error { border-color: rgba(255, 93, 93, .5); }
.aviso.fuera { opacity: 0; transform: translateY(-8px); transition: .25s ease; }
@keyframes entra { from { opacity: 0; transform: translateY(-10px); } }

/* ── Hoja de instalación (iOS / ayuda) ──────────────────── */
.hoja { position: fixed; inset: 0; z-index: 50; display: grid; align-items: end; background: rgba(0, 0, 0, .6); animation: aparece .2s ease both; }
.hoja__caja { background: #12151c; border-radius: 26px 26px 0 0; border: 1px solid var(--linea); padding: 22px 22px calc(var(--abajo) + 22px); max-width: 520px; width: 100%; margin: 0 auto; display: grid; gap: 16px; animation: sube .28s cubic-bezier(.2, .8, .2, 1) both; }
.hoja ol { margin: 0; padding: 0; list-style: none; display: grid; gap: 12px; counter-reset: paso; }
.hoja li { display: flex; gap: 12px; align-items: center; color: var(--tenue); font-size: .95rem; }
.hoja li::before { counter-increment: paso; content: counter(paso); display: grid; place-items: center; width: 28px; height: 28px; flex: none; border-radius: 50%; background: var(--capa-2); color: var(--texto); font-weight: 650; font-size: .82rem; }
.hoja li strong { color: var(--texto); }
.hoja li .ico { color: var(--acento); vertical-align: -4px; }
@keyframes aparece { from { opacity: 0; } }
@keyframes sube { from { transform: translateY(40px); opacity: 0; } }
@media (min-width: 900px) { .hoja { align-items: center; } .hoja__caja { border-radius: 26px; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}