/* Planificador de Comidas — hoja de estilo del portal.
   Mismo lenguaje visual que lumbre.lat: variables en :root, tema oscuro con
   html.tema-oscuro, tarjetas con --radius y --shadow, botones sobrios.
   Sin dependencias externas: ni CDN, ni frameworks. */

:root {
  /* Paleta del catálogo lumbre.lat; se conservan los nombres del portal. */
  --verde: #123a5e;
  --verde-hi: #1c5182;
  --verde-lo: #0d2942;
  --crema: #f7f9fb;
  --crema-2: #f2f5f9;
  --apagado: #0c7543;
  --apagado-hi: #095c35;
  --ink: #1b2431;
  --muted: #5a6b7d;
  --line: #dfe5ec;
  --bg: #f4f6f9;
  --card: #ffffff;
  --bg-alt: #f7f9fb;
  --bg-alt2: #f2f5f9;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(16, 34, 55, .08), 0 6px 18px rgba(16, 34, 55, .07);
}

html.tema-oscuro {
  --verde: #79afe0;
  --verde-hi: #9fc9ed;
  --verde-lo: #0d2942;
  --crema: #242a33;
  --crema-2: #2d333c;
  --apagado: #0c7543;
  --apagado-hi: #095c35;
  --ink: #e8eef4;
  --muted: #b0c2d3;
  --line: #3a4a5e;
  --bg: #1a1f26;
  --card: #242a33;
  --bg-alt: #2a3038;
  --bg-alt2: #2d333c;
  --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 6px 18px rgba(0, 0, 0, .5);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}

a { color: var(--verde-hi); text-decoration: none; }
a:hover { text-decoration: underline; }

img, svg { max-width: 100%; height: auto; display: block; }

.envoltura { width: 100%; max-width: 1080px; margin: 0 auto; padding: 0 20px; }

/* ---------- Cabecera ---------- */
.cabera { background: var(--verde-lo); color: #fff; position: sticky; top: 0; z-index: 50; }
.cabera__alta { display: flex; align-items: center; gap: 16px; padding: 12px 0; }
.marca { display: flex; align-items: center; gap: 10px; color: #fff; font-weight: 700; font-size: 18px; }
.marca:hover { text-decoration: none; }
.marca__icono { width: 36px; height: 36px; border-radius: 9px; flex: none; }
.marca small { display: block; font-size: 11px; font-weight: 500; color: #bcd8c8; letter-spacing: .4px; }
.nav { display: flex; flex-wrap: wrap; gap: 2px; margin-left: auto; align-items: center; }
.nav a, .nav button {
  color: #dcece3; background: none; border: 0; font: inherit; font-size: 15px;
  padding: 9px 12px; border-radius: 8px; cursor: pointer;
}
.nav a:hover, .nav button:hover { background: var(--verde); color: #fff; text-decoration: none; }
.nav__tema {
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; padding: 0;
  background: transparent; border: 1px solid rgba(255, 255, 255, .22); border-radius: 8px;
  color: #dcece3; cursor: pointer; transition: background .15s, border-color .15s;
}
.nav__tema:hover { background: var(--verde); border-color: var(--verde); color: #fff; }
.nav__tema-icono { width: 20px; height: 20px; }

.baner { background: var(--verde); color: #d8ebe0; font-size: 14px; }
.baner__lista { display: flex; flex-wrap: wrap; gap: 6px 22px; padding: 9px 0; }
.baner span { color: #a9cfb9; }
.baner a { color: #fff; font-weight: 600; }

/* ---------- Hero ---------- */
.hero { background: linear-gradient(130deg, var(--verde-lo), var(--verde) 65%, var(--verde-hi)); color: #fff; }
.hero__rejilla { display: grid; grid-template-columns: 1.05fr .95fr; gap: 32px; align-items: center; padding: 40px 0 44px; }
.hero h1 { font-size: 33px; line-height: 1.2; margin: 0 0 12px; }
.hero p { color: #dcece3; font-size: 17px; margin: 0 0 20px; max-width: 52ch; }
.hero__botones { display: flex; flex-wrap: wrap; gap: 10px; }
.hero__nota { font-size: 13px; color: #bcd8c8; margin: 16px 0 0; }
.hero__tarjeta {
  background: var(--card); color: var(--ink); border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 20px; display: grid; grid-template-columns: 84px 1fr; gap: 16px; align-items: start;
}
.hero__tarjeta h2 { margin: 0 0 4px; font-size: 20px; }
.hero__tarjeta p { color: var(--muted); font-size: 15px; margin: 0 0 12px; }
.hero__meta { display: flex; flex-wrap: wrap; gap: 6px 14px; font-size: 13px; color: var(--muted); }
.app-icono { width: 84px; height: 84px; border-radius: 18px; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border: 1px solid transparent; border-radius: 8px; padding: 10px 18px;
  font: inherit; font-size: 15px; font-weight: 600; cursor: pointer; text-align: center;
}
.btn:hover { text-decoration: none; }
.btn--descarga { background: var(--apagado); color: #fff; }
.btn--descarga:hover { background: var(--apagado-hi); }
.btn--verde { background: var(--verde); color: #fff; }
.btn--verde:hover { background: var(--verde-hi); }
.btn--fant { background: var(--card); color: var(--verde); border-color: var(--line); }
.btn--fant:hover { border-color: var(--verde-hi); color: var(--verde-hi); }
.btn--fant--claro { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .45); }
.btn--fant--claro:hover { background: rgba(255, 255, 255, .12); color: #fff; border-color: #fff; }
.btn--grande { padding: 13px 24px; font-size: 16px; }
.btn--chica { padding: 7px 12px; font-size: 14px; }
.btn[aria-disabled="true"] { opacity: .6; cursor: not-allowed; }

/* ---------- Secciones ---------- */
.seccion { padding: 40px 0; }
.seccion--blanca { background: var(--card); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.seccion__titulo { display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; margin: 0 0 6px; font-size: 25px; }
.seccion__texto { color: var(--muted); margin: 0 0 22px; max-width: 74ch; }
.seccion__subtitulo { font-size: 18px; margin: 30px 0 14px; color: var(--verde); font-weight: 600; }

/* ---------- Rejillas y tarjetas ---------- */
.rejilla { display: grid; grid-template-columns: repeat(auto-fill, minmax(255px, 1fr)); gap: 18px; }
.ficha {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px; display: flex; flex-direction: column; gap: 9px; box-shadow: var(--shadow);
}
.ficha h3 { margin: 0; font-size: 17px; line-height: 1.3; }
.ficha p { margin: 0; font-size: 14px; color: var(--muted); }
.ficha--plana { background: var(--bg-alt); box-shadow: none; }

.icono {
  width: 44px; height: 44px; border-radius: 11px; flex: none;
  display: grid; place-items: center; color: #fff; background: var(--verde);
}
.icono svg { width: 24px; height: 24px; }
.icono--crema { background: var(--apagado); }
.icono--oscuro { background: var(--verde-lo); }

.lista--rasgos { list-style: none; margin: 0; padding: 0; display: grid; gap: 13px; }
.lista--rasgos li { background: var(--card); border: 1px solid var(--line); border-left: 4px solid var(--verde); border-radius: 8px; padding: 13px 16px; }
.lista--rasgos strong { display: block; margin-bottom: 3px; }
.lista--rasgos span { color: var(--muted); font-size: 15px; }

.lista-check { margin: 0 0 16px; padding-left: 20px; display: grid; gap: 7px; }
.lista-check li::marker { color: var(--verde); }

/* ---------- Escalado de raciones ---------- */
.escalado { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: start; }
.recuadro { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.recuadro h3 { margin: 0 0 8px; font-size: 17px; }
.recuadro--aviso { border-left: 4px solid var(--apagado); background: var(--bg-alt); }
.recuadro--ok { border-left: 4px solid var(--verde); }
.tabla { width: 100%; border-collapse: collapse; font-size: 14px; }
.tabla caption { text-align: left; font-size: 13px; color: var(--muted); padding-bottom: 8px; }
.tabla th, .tabla td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); }
.tabla th { font-weight: 600; color: var(--muted); font-size: 13px; text-transform: uppercase; letter-spacing: .4px; }
.tabla td:last-child, .tabla th:last-child { text-align: right; }

/* ---------- Descarga ---------- */
.descarga {
  display: flex; flex-wrap: wrap; align-items: center; gap: 20px;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; box-shadow: var(--shadow);
}
.descarga__icono { width: 64px; height: 64px; border-radius: 14px; }
.descarga__texto { flex: 1 1 260px; }
.descarga__texto h2 { margin: 0 0 4px; font-size: 21px; }
.descarga__texto p { margin: 0 0 4px; color: var(--muted); font-size: 15px; }
.nota { font-size: 13px; color: var(--muted); }
.nota--alerta { background: var(--bg-alt); border: 1px solid var(--line); border-left: 4px solid var(--apagado); border-radius: 8px; padding: 12px 14px; color: var(--ink); font-size: 14px; }
.nota--ok { background: var(--bg-alt); border: 1px solid var(--line); border-left: 4px solid var(--verde); border-radius: 8px; padding: 12px 14px; color: var(--ink); font-size: 14px; }
.nota--hash code {
  display: block; margin: 5px 0; padding: 8px 10px; background: var(--bg-alt2);
  border: 1px solid var(--line); border-radius: 6px; font-family: ui-monospace, Consolas, monospace;
  font-size: 12px; word-break: break-all; color: var(--ink);
}

/* ---------- Pasos ---------- */
.pasos { margin: 0; padding-left: 22px; display: grid; gap: 10px; }
.pasos li { color: var(--muted); }
.pasos strong { display: block; color: var(--ink); }

code {
  font-family: ui-monospace, Consolas, monospace; font-size: .92em;
  background: var(--bg-alt2); border-radius: 5px; padding: 1px 5px;
}

/* ---------- Avisos legales ---------- */
.avisos { display: grid; gap: 14px; }
.aviso-legal { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; }
.aviso-legal h3 { margin: 0 0 6px; font-size: 16px; color: var(--verde); }
.aviso-legal p { margin: 0; font-size: 14px; color: var(--muted); }

/* ---------- Preguntas frecuentes ---------- */
.faq { display: grid; gap: 10px; }
.faq details { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.faq summary {
  cursor: pointer; padding: 14px 16px; font-weight: 600; font-size: 16px; list-style: none;
  display: flex; align-items: center; gap: 10px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: "+"; color: var(--verde); font-weight: 700; font-size: 19px; line-height: 1; }
.faq details[open] summary::before { content: "–"; }
.faq details p { margin: 0; padding: 0 16px 16px; color: var(--muted); font-size: 15px; }
.faq details ul { margin: 0 0 4px; padding-left: 20px; }

/* ---------- Pie ---------- */
.pie { background: var(--verde-lo); color: #c2dccc; font-size: 14px; margin-top: 34px; }
.pie__rejilla { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 24px; padding: 30px 0 20px; }
.pie h4 { color: #fff; font-size: 15px; margin: 0 0 9px; }
.pie a { color: #d3e8dc; }
.pie__base { border-top: 1px solid rgba(255, 255, 255, .12); padding: 14px 0 24px; display: flex; flex-wrap: wrap; gap: 10px 20px; justify-content: space-between; }

/* ---------- Utilidades ---------- */
.oculto { display: none !important; }
.centro { text-align: center; }
.marco { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; margin: 24px 0; max-width: 820px; }
.marco h1 { margin-top: 0; }
.dl-datos { display: grid; grid-template-columns: minmax(150px, auto) 1fr; gap: 8px 18px; margin: 0; }
.dl-datos dt { font-weight: 700; color: var(--muted); }
.dl-datos dd { margin: 0; }
.oculto-visual {
  position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* Mantener márgenes laterales y contraste en ambos temas. */
.cabera__alta, .baner__lista, .hero__rejilla, .pie__rejilla, .pie__base { padding-left: 20px; padding-right: 20px; }
.hero { background: linear-gradient(120deg, #0d2942, #123a5e 60%, #1c5182); }
.baner { background: #123a5e; }
.baner span { color: #d6e6f4; }
.nav a:hover, .nav button:hover { background: #1c5182; }
.hero .hero__nota { font-size: 14px; margin: 18px 0 0; }
.hero__rejilla > *, .hero__tarjeta > *, .escalado > *, .descarga > * { min-width: 0; }
.marco, .descarga, .pie__base { overflow-wrap: anywhere; }
.seccion, #contenido { scroll-margin-top: 150px; }
:focus-visible { outline: 3px solid #c8863a; outline-offset: 4px; }
.oculto-visual:focus { position: fixed; top: 8px; left: 8px; width: auto; height: auto; clip: auto; padding: 10px; background: var(--card); z-index: 100; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

@media (max-width: 900px) {
  .hero__rejilla, .escalado { grid-template-columns: 1fr; }
  .cabera__alta { flex-wrap: wrap; }
  .nav { margin-left: 0; width: 100%; }
}

@media (max-width: 560px) {
  .hero h1 { font-size: 26px; }
  .hero p { font-size: 16px; }
  .hero__botones .btn { width: 100%; }
  .seccion__titulo { font-size: 22px; }
  .rejilla { grid-template-columns: 1fr; }
  .descarga { padding: 18px; }
  .descarga .btn { width: 100%; }
  .dl-datos { grid-template-columns: 1fr; gap: 2px 0; }
  .dl-datos dd { margin-bottom: 10px; }
  .nav a { padding: 8px 9px; font-size: 14px; }
}

@media print {
  .cabera, .baner, .hero__botones, .pie, .no-imprimir { display: none !important; }
  body { background: #fff; }
  .marco { border: 0; padding: 0; max-width: none; }
}