/* Muestra Educativa – E.E.S.T. N°4 Berazategui
   Paleta institucional: azul noche + amarillo de alto contraste para exteriores.
   Si querés calcar los colores exactos de tecnica4berazategui.edu.ar,
   cambiá solo estas variables. */
:root {
  /* Siempre en modo claro: el celular no la oscurece aunque tenga el modo oscuro activado */
  color-scheme: light only;
  --navy: #0f2d52;
  --navy-2: #173f6e;
  --navy-3: #22578f;
  --ink: #12213a;
  --muted: #55657d;
  --paper: #eef2f7;
  --card: #ffffff;
  --line: #cfd8e5;
  --accent: #f5b82e;
  --accent-ink: #1b1400;
  --ok: #14773f;
  --ok-soft: #e3f3e9;
  --err: #b42318;
  --warn: #b54708;
  --warn-soft: #fff1e0;
  --focus: #f5b82e;

  --radius-lg: 20px;
  --radius: 12px;
  --radius-sm: 8px;

  --font: "Archivo", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
  font-size: 1.0625rem;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100dvh;
}
img { max-width: 100%; display: block; }
button, input, select { font: inherit; color: inherit; }
[hidden] { display: none !important; }

.ms {
  font-family: "Material Symbols Rounded";
  font-weight: normal; font-style: normal;
  font-size: 1.5em; line-height: 1;
  letter-spacing: normal; text-transform: none;
  display: inline-block; white-space: nowrap;
  font-variation-settings: "FILL" 1, "wght" 500, "GRAD" 0, "opsz" 24;
  user-select: none;
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* ---------- Banda superior (como el hero del sitio) ---------- */
.band {
  background:
    radial-gradient(120% 90% at 100% 0%, var(--navy-3) 0%, transparent 55%),
    var(--navy);
  color: #fff;
  padding: 20px 20px 96px;
  position: relative;
  overflow: hidden;
}
.band::after { /* trama sutil, guiño a Informática/Programación */
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: linear-gradient(180deg, #000 0%, transparent 85%);
  pointer-events: none;
}
.band > * { position: relative; z-index: 1; }

.brand {
  display: flex; align-items: center; gap: 12px;
  max-width: 640px; margin: 0 auto;
}
.brand img { height: 44px; width: auto; }
.brand-name { font-weight: 600; font-size: .95rem; line-height: 1.25; opacity: .92; }

.hero { max-width: 640px; margin: 40px auto 0; }
.hero-kicker { margin: 0 0 6px; color: var(--accent); font-weight: 600; font-size: 1rem; }
.hero h1 {
  margin: 0;
  font-size: clamp(2.25rem, 9vw, 3.5rem);
  line-height: 1.02;
  font-weight: 800;
  font-stretch: 112%;
  letter-spacing: -0.02em;
  min-height: 2.1em;
}
.caret {
  display: inline-block; width: .08em; height: .9em;
  background: var(--accent); margin-left: .06em;
  vertical-align: -0.06em;
  animation: blink 1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }
.hero p.lead { margin: 12px 0 0; color: #c9d6e8; max-width: 44ch; }

/* ---------- Tarjeta del formulario ---------- */
.sheet {
  max-width: 640px;
  margin: -64px auto 40px;
  padding: 0 16px;
  position: relative; z-index: 2;
}
.card {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 24px 20px 28px;
  box-shadow: 0 1px 0 rgba(15,45,82,.06), 0 18px 40px -18px rgba(15,45,82,.35);
}
@media (min-width: 560px) { .card { padding: 32px; } }

.card h2 { margin: 0 0 4px; font-size: 1.375rem; font-weight: 700; }
.card .hint { margin: 0 0 24px; color: var(--muted); }

.field { margin-bottom: 18px; }
.field label, .legend {
  display: block; font-weight: 600; margin-bottom: 6px;
}
.input, .select {
  width: 100%;
  min-height: 56px;
  padding: 12px 16px;
  font-size: 1.125rem;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  transition: border-color .15s;
}
.input:hover, .select:hover { border-color: #aebcd0; }
.input:focus, .select:focus { border-color: var(--navy-3); outline: none; box-shadow: 0 0 0 3px rgba(245,184,46,.55); }
.select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24'%3E%3Cpath fill='%2312213a' d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center;
  padding-right: 44px;
}
.field.has-error .input, .field.has-error .select, .field.has-error .choices { border-color: var(--err); }
.field-error { color: var(--err); font-weight: 600; font-size: .95rem; margin: 6px 0 0; }
.row-2 { display: grid; gap: 0 14px; }
@media (min-width: 520px) { .row-2 { grid-template-columns: 1fr 1fr; } }
/* Año y división: siempre lado a lado, también en el celular */
.row-2.row-2-keep { grid-template-columns: 1fr 1fr; }

/* Sí / No como dos botones grandes */
fieldset { border: 0; padding: 0; margin: 0; min-width: 0; }
.choices { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; border-radius: var(--radius); }
.choice input { position: absolute; opacity: 0; pointer-events: none; }
.choice span {
  display: flex; align-items: center; gap: 10px;
  min-height: 64px; padding: 12px 14px;
  border: 2px solid var(--line); border-radius: var(--radius);
  font-weight: 600; cursor: pointer;
  transition: background .15s, border-color .15s, color .15s;
}
.choice span .ms { font-size: 1.6rem; color: var(--navy-3); }
.choice input:checked + span { background: var(--navy); border-color: var(--navy); color: #fff; }
.choice input:checked + span .ms { color: var(--accent); }
.choice input:focus-visible + span { outline: 3px solid var(--focus); outline-offset: 2px; }

/* "Soy alumno/a de la escuela": aparece cuando eligen que NO vienen a ver a nadie */
.soy-alumno {
  display: flex; align-items: center; gap: 10px;
  margin: -4px 0 14px; padding: 12px 14px;
  border: 1.5px solid var(--line); border-radius: var(--radius);
  cursor: pointer; user-select: none;
}
.soy-alumno span { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; }
.soy-alumno span .ms { font-size: 1.5rem; color: var(--navy-3); }
.soy-alumno input { width: 20px; height: 20px; accent-color: var(--navy); flex: none; }
.soy-alumno:has(input:checked) { background: var(--navy); border-color: var(--navy); color: #fff; }
.soy-alumno:has(input:checked) span .ms { color: var(--accent); }
.soy-alumno input:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }

.alumno-box {
  margin: 4px 0 18px;
  padding: 16px 16px 2px;
  border-left: 4px solid var(--accent);
  background: #f7f9fc;
  border-radius: 0 var(--radius) var(--radius) 0;
}

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 56px; padding: 12px 22px;
  border: 0; border-radius: var(--radius);
  font-weight: 700; font-size: 1.125rem;
  cursor: pointer; text-decoration: none;
  transition: transform .08s, background .15s;
}
.btn:active { transform: translateY(1px); }
.btn[disabled] { opacity: .6; cursor: progress; }
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { background: #ffc94d; }
.btn-dark { background: var(--navy); color: #fff; }
.btn-dark:hover { background: var(--navy-2); }
.btn-block { width: 100%; }

.form-error {
  background: #fdecea; color: var(--err);
  padding: 12px 14px; border-radius: var(--radius-sm);
  font-weight: 600; margin: 0 0 16px;
}
.foot-note { text-align: center; color: var(--muted); font-size: .9rem; margin: 16px 0 0; }
/* Créditos: chicos y discretos, debajo del formulario */
.credits { text-align: center; color: var(--muted); opacity: .75; font-size: .75rem; line-height: 1.4; margin: 14px 8px 0; }

/* ---------- Pantalla de éxito (el "pase" que se muestra en la puerta) ---------- */
/* Ocupa exactamente el alto de la pantalla, sin scroll vertical: si el celular es bajo,
   los espacios y la letra del pase se achican (unidades vh) y, como último recurso,
   la card se desplaza por dentro en lugar de la página. */
.pass {
  height: 100vh;   /* respaldo para navegadores sin dvh */
  height: 100dvh;
  overflow: hidden;
  background: var(--ok);
  color: #fff;
  display: flex; flex-direction: column;
  padding: clamp(12px, 2.4vh, 24px) 20px clamp(12px, 2.6vh, 28px);
}
.pass-inner { max-width: 560px; width: 100%; margin: 0 auto; flex: 1; min-height: 0; display: flex; flex-direction: column; }
.pass-inner > * { flex-shrink: 0; }
.pass .brand { margin: 0; }
/* Encabezado en una fila: tilde chica + cantidad de personas + título, para que el pase
   completo y "Registrar a otra persona" entren en la misma pantalla */
.pass-head { display: flex; align-items: center; gap: 14px; margin: clamp(8px, 2vh, 18px) 0 0; }
.pass-check {
  width: clamp(46px, 7vh, 60px); height: clamp(46px, 7vh, 60px); border-radius: 50%; flex: none;
  background: #fff; color: var(--ok);
  display: grid; place-items: center;
  animation: pop .45s cubic-bezier(.2,1.4,.4,1) both;
}
.pass-check .ms { font-size: clamp(32px, 5vh, 42px); font-variation-settings: "FILL" 1, "wght" 700, "GRAD" 0, "opsz" 48; }
@keyframes pop { from { transform: scale(.4); opacity: 0; } }
.pass-count {
  margin: 0; flex: none; font-size: clamp(3rem, 14vw, 4rem); font-weight: 800; font-stretch: 112%;
  line-height: .9; font-variant-numeric: tabular-nums;
}
.pass-title { margin: 0; font-size: clamp(2.2rem, 10vw, 3rem); font-weight: 800; font-stretch: 112%; line-height: 1; letter-spacing: -0.02em; }
.pass-head.varios .pass-title { font-size: clamp(1.25rem, 5.6vw, 1.6rem); line-height: 1.1; }
.pass-sub { margin: clamp(6px, 1.2vh, 10px) 0 clamp(8px, 1.6vh, 14px); font-size: 1.05rem; color: #d7f0e0; }
.pass-ticket {
  background: #fff; color: var(--ink);
  border-radius: var(--radius-lg);
  padding: clamp(14px, 2.4vh, 20px);
}
.pass-name { font-size: clamp(1.4rem, min(7vw, 4.2vh), 2.1rem); font-weight: 800; line-height: 1.1; margin: 0 0 clamp(8px, 1.6vh, 14px); overflow-wrap: anywhere; }
.pass-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(8px, 1.6vh, 14px); margin: 0; }
.pass-grid div { min-width: 0; }
.pass-grid dt { color: var(--muted); font-size: .9rem; }
.pass-grid dd { margin: 0; font-size: clamp(1.1rem, 3vh, 1.35rem); font-weight: 700; overflow-wrap: anywhere; }
.pass-grid .wide { grid-column: 1 / -1; }
.pass-num { font-variant-numeric: tabular-nums; }
.pass-actions { margin-top: auto; padding-top: clamp(10px, 2vh, 18px); }
.btn-ghost-light { background: transparent; color: #fff; border: 2px solid rgba(255,255,255,.7); }
.btn-ghost-light:hover { background: rgba(255,255,255,.12); }
.pass-dup { background: var(--ok-soft); color: var(--ok); border-radius: var(--radius-sm); padding: 8px 10px; margin: 0 0 12px; font-weight: 600; font-size: .95rem; }

/* ---------- Varios pases en el mismo celular (carrusel) ---------- */
/* Aviso corto al agregar a alguien ("Juan agregado · ya son 3") */
.pass-aviso {
  background: #fff; color: var(--ok); font-weight: 700;
  border-radius: var(--radius-sm); padding: 10px 12px; margin: 0 0 14px;
  animation: pop .3s ease-out both;
}

/* Chips con los nombres: se ve el grupo entero y se toca para saltar */
.pass-chips {
  display: flex; gap: 6px; overflow-x: auto; scrollbar-width: none;
  margin: 0 -20px 12px; padding: 0 20px 2px;
}
.pass-chips::-webkit-scrollbar { display: none; }
.pass-chip {
  flex: none; min-height: 40px; padding: 6px 14px; border-radius: 999px;
  border: 2px solid rgba(255,255,255,.55); background: transparent; color: #fff;
  font: inherit; font-weight: 700; font-size: .98rem; cursor: pointer; white-space: nowrap;
}
.pass-chip[aria-selected="true"] { background: #fff; color: var(--ok); border-color: #fff; }

/* Pista de deslizamiento: la card ocupa casi todo el ancho y se asoma el borde de la siguiente */
/* La pista es lo único que se achica si no entra todo; cada card se desplaza por dentro */
.pass-inner > .pass-track { flex: 0 1 auto; min-height: 0; }
.pass-track > .pass-ticket { overflow-y: auto; scrollbar-width: none; }
.pass-track > .pass-ticket::-webkit-scrollbar { display: none; }
.pass-track {
  display: flex; gap: 12px; overflow-x: auto; scroll-snap-type: x mandatory;
  scrollbar-width: none; overscroll-behavior-x: contain;
  margin: 0 -20px; padding: 0 20px 4px; scroll-padding: 0 20px;
}
.pass-track::-webkit-scrollbar { display: none; }
.pass-track:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
.pass-track > .pass-ticket { flex: 0 0 100%; scroll-snap-align: start; scroll-snap-stop: always; }
.pass-track.varios > .pass-ticket { flex-basis: calc(100% - 28px); }
.pass-ticket { position: relative; }
.pass-badge {
  position: absolute; top: 14px; right: 14px;
  background: var(--ok-soft); color: var(--ok); font-weight: 800; font-size: .9rem;
  border-radius: 999px; padding: 3px 10px; font-variant-numeric: tabular-nums;
}
.pass-track.varios .pass-name { padding-right: 70px; }
.pass-quitar {
  display: block; margin: 14px 0 0; padding: 4px 0; background: none; border: 0;
  color: var(--muted); font: inherit; font-size: .85rem; text-decoration: underline; cursor: pointer;
}

/* Flechas y puntos */
.pass-nav { display: flex; align-items: center; justify-content: center; gap: 18px; margin-top: clamp(6px, 1.4vh, 12px); }
.pass-arrow {
  width: 48px; height: 48px; border-radius: 50%; flex: none;
  border: 2px solid rgba(255,255,255,.7); background: transparent; color: #fff;
  display: grid; place-items: center; cursor: pointer;
}
.pass-arrow .ms { font-size: 2rem; }
.pass-arrow:disabled { opacity: .3; cursor: default; }
.pass-dots { display: flex; gap: 8px; }
.pass-dots span { width: 10px; height: 10px; border-radius: 50%; background: rgba(255,255,255,.4); transition: width .2s, background .2s; }
.pass-dots span.on { width: 26px; border-radius: 999px; background: #fff; }
.pass-hint { text-align: center; margin: clamp(4px, 1vh, 8px) 0 0; font-weight: 600; color: #d7f0e0; }

/* Celulares bajos (o con el teclado/barras del navegador ocupando lugar): se compacta más */
@media (max-height: 680px) {
  .pass .brand { display: none; }
  .pass-head { margin-top: 0; }
  .pass-sub { display: none; }
  .pass-aviso { margin-top: 10px; }
  .pass-chips { margin-top: 10px; }
  .pass-arrow { width: 42px; height: 42px; }
  .pass-link { margin-top: 8px; }
}

.pass-limite { margin: 10px 0 0; text-align: center; color: #d7f0e0; font-size: .95rem; }
.pass-link {
  display: block; margin: 14px auto 0; padding: 6px 4px; background: none; border: 0;
  color: #d7f0e0; font: inherit; font-size: .9rem; text-decoration: underline; cursor: pointer;
}

/* En el formulario: volver a los pases ya registrados */
.volver-pases {
  display: flex; align-items: center; gap: 8px; width: 100%; margin: 0 0 18px;
  min-height: 52px; padding: 10px 14px; border: 0; border-radius: var(--radius);
  background: var(--ok-soft); color: var(--ok); font: inherit; font-weight: 700; cursor: pointer; text-align: left;
}
.volver-pases span { flex: 1; }

.opcional { font-weight: 400; color: var(--muted); font-size: .85em; }

/* Pantalla verde "Registrando…" mientras se guarda el registro (después pasa al pase) */
.cargando-centro {
  flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; gap: clamp(14px, 3vh, 24px); min-width: 0;
}
/* "Registrando…" es una sola palabra larga: un poco más chica que "Registrado" para que entre */
.cargando .pass-title { font-size: clamp(1.9rem, 8.5vw, 2.6rem); }
.cargando-centro .pass-sub { margin: 0; max-width: 22em; }
/* Aro que gira (CSS puro: no depende de que cargue la fuente de íconos) */
.cargando-ring {
  width: clamp(64px, 11vh, 88px); height: clamp(64px, 11vh, 88px); border-radius: 50%;
  border: 6px solid rgba(255,255,255,.3); border-top-color: #fff;
  animation: spin .9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Flash rojo cuando se intenta registrar con nombre de jugador de Racing */
.flash-racing {
  position: fixed; inset: 0; z-index: 9999;
  display: grid; place-items: center; text-align: center;
  background: #c20000; color: #fff; font-size: clamp(2rem, 9vw, 3.2rem); font-weight: 800;
  pointer-events: none; animation: flashRacing 1.3s ease forwards;
}
@keyframes flashRacing { 0% { opacity: 0; } 12% { opacity: 1; } 78% { opacity: 1; } 100% { opacity: 0; } }

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