/* Historia de España · Pozuelo
   Pensado para lectura cómoda: letra grande, buen contraste y navegación sencilla. */

:root {
  --paper: #faf6ee;
  --paper-2: #f3ecdd;
  --card: #ffffff;
  --ink: #201b16;
  --ink-2: #4a4137;
  --line: #d9ceb8;
  --accent: #7a1f2b;
  --gold: #b0842f;
  --ok: #1f6b3a;
  --ok-bg: #e6f3ea;
  --err: #9c1f1a;
  --err-bg: #fbe9e7;
  --warn-bg: #fff3d6;
  --radius: 10px;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html { font-size: 112.5%; -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.65;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
main { flex: 1; }

img { max-width: 100%; height: auto; }

a { color: var(--accent); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }

:focus-visible { outline: 3px solid #1b5fd1; outline-offset: 2px; border-radius: 3px; }

h1, h2, h3, h4 { font-family: var(--serif); line-height: 1.25; margin: 0 0 .5em; color: var(--ink); }
h1 { font-size: 2.3rem; }
h2 { font-size: 1.6rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.1rem; font-family: var(--sans); font-weight: 650; }
p { margin: 0 0 1em; }

.wrap { width: min(1080px, 100% - 2rem); margin-inline: auto; }
.narrow { width: min(760px, 100% - 2rem); }
.small { font-size: .85rem; }
.block { padding-block: 2rem; }

.skip {
  position: absolute; left: -999px; top: 0; background: var(--ink); color: #fff;
  padding: .6rem 1rem; z-index: 100;
}
.skip:focus { left: 0; }

/* ---------- Cabecera ---------- */
.site-header {
  background: var(--card);
  border-bottom: 3px solid var(--accent);
}
.bar {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: .75rem 1.5rem; padding-block: .75rem;
}
.brand { display: flex; align-items: center; gap: .75rem; text-decoration: none; color: var(--ink); }
.brand-mark {
  display: grid; place-items: center; width: 2.6rem; height: 2.6rem; border-radius: 9px;
  background: var(--accent); color: var(--paper); font-family: var(--serif); font-size: 1.6rem; font-weight: 700;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-text strong { font-family: var(--serif); font-size: 1.25rem; }
.brand-text small { color: var(--ink-2); font-size: .8rem; }

.main-nav ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .25rem; align-items: center; }
.main-nav a, .linklike {
  display: inline-block; padding: .5rem .8rem; border-radius: 8px; color: var(--ink);
  text-decoration: none; font-weight: 550; font-size: .95rem; min-height: 44px; line-height: 1.7;
}
.main-nav a:hover, .linklike:hover { background: var(--paper-2); }
.main-nav a[aria-current="page"] { background: var(--accent); color: #fff; }
.linklike { background: none; border: 0; cursor: pointer; font-family: inherit; }
.inline-form { display: inline; margin: 0; }

/* ---------- Portada ---------- */
.hero {
  background:
    linear-gradient(180deg, rgba(250,246,238,0) 60%, var(--paper) 100%),
    repeating-linear-gradient(135deg, var(--paper-2) 0 2px, var(--paper) 2px 14px);
  padding-block: 3.5rem 2.5rem;
  border-bottom: 1px solid var(--line);
}
.eyebrow {
  text-transform: uppercase; letter-spacing: .14em; font-size: .8rem; font-weight: 700;
  color: var(--accent); margin: 0 0 .5rem;
}
.hero h1 { font-size: clamp(2.4rem, 6vw, 3.8rem); margin-bottom: .3em; }
.hero h1::after {
  content: ""; display: block; width: 4.5rem; height: 4px; background: var(--gold); margin-top: .5rem; border-radius: 2px;
}
.lead { font-size: 1.2rem; max-width: 46rem; color: var(--ink-2); }

.page-title { background: var(--paper-2); border-bottom: 1px solid var(--line); padding-block: 2rem 1.2rem; }
.page-title h1 { margin-bottom: .3em; }
.page-title .lead { margin-bottom: 0; }

.section-title { margin-bottom: 1rem; padding-bottom: .4rem; border-bottom: 2px solid var(--line); }
.section-head { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; flex-wrap: wrap; }
.section-head .section-title { flex: 1; }
.section-note { color: var(--ink-2); }
.more { font-weight: 600; }
.empty { color: var(--ink-2); background: var(--card); border: 1px dashed var(--line); border-radius: var(--radius); padding: 1rem 1.2rem; }

/* ---------- Tarjetas de curso ---------- */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; }
.card {
  background: var(--card); border: 1px solid var(--line); border-top: 6px solid var(--accent);
  border-radius: var(--radius); padding: 1.5rem; display: flex; flex-direction: column; gap: .25rem;
  box-shadow: 0 2px 0 rgba(0,0,0,.03);
}
.card h3 { font-size: 1.5rem; margin-bottom: .4em; }
.card h3 a { color: var(--ink); text-decoration: none; }
.card h3 a:hover { color: var(--accent); text-decoration: underline; }
.card-kicker { text-transform: uppercase; letter-spacing: .12em; font-size: .78rem; font-weight: 700; color: var(--accent); margin: 0; }
.card-counts { color: var(--ink-2); font-size: .9rem; margin-top: auto; }
.card .btn { align-self: flex-start; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
  min-height: 44px; padding: .55rem 1.2rem; border-radius: 8px; border: 2px solid var(--accent);
  background: var(--accent); color: #fff; font: inherit; font-weight: 650; font-size: .95rem;
  text-decoration: none; cursor: pointer; line-height: 1.2;
}
.btn:hover { filter: brightness(1.12); text-decoration: none; }
.btn-ghost { background: transparent; color: var(--accent); }
.btn-ghost:hover { background: var(--paper-2); filter: none; }
.btn-light { background: #fff; color: var(--accent); border-color: #fff; }
.btn-lg { font-size: 1.1rem; padding: .75rem 1.8rem; }
.btn-danger { background: transparent; color: var(--err); border-color: var(--err); }
.btn-small { min-height: 36px; padding: .25rem .8rem; font-size: .85rem; }

/* ---------- Llamada a la acción ---------- */
.cta {
  background: var(--accent); color: #fff; border-radius: var(--radius); padding: 1.6rem 1.8rem;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem 2rem; flex-wrap: wrap;
}
.cta h2 { color: #fff; font-size: 1.4rem; margin-bottom: .2em; }
.cta p { margin: 0; opacity: .95; }

/* ---------- Página de curso ---------- */
.course-hero { background: var(--accent); color: #fff; padding-block: 2.5rem 2rem; }
.course-hero h1 { color: #fff; font-size: clamp(1.9rem, 4.5vw, 2.9rem); max-width: 22ch; margin-bottom: .3em; }
.course-hero .eyebrow { color: rgba(255,255,255,.85); }
.course-when { margin: 0; font-size: 1.05rem; opacity: .95; }

.subnav { background: var(--card); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 20; }
.subnav .wrap { display: flex; gap: .25rem; overflow-x: auto; padding-block: .4rem; }
.subnav a {
  white-space: nowrap; padding: .45rem .9rem; border-radius: 999px; text-decoration: none;
  color: var(--ink); font-weight: 600; font-size: .92rem; min-height: 40px; display: inline-flex; align-items: center; gap: .4rem;
}
.subnav a:hover { background: var(--paper-2); }
.count {
  background: var(--paper-2); border: 1px solid var(--line); border-radius: 999px;
  font-size: .75rem; padding: 0 .5rem; color: var(--ink-2); font-weight: 700;
}
.course-body .section-title { border-bottom-color: var(--accent); }
.course-body section[id] { scroll-margin-top: 4rem; }

.unit {
  margin: 1.6rem 0 .6rem; padding: .3rem .8rem; background: var(--paper-2);
  border-left: 5px solid var(--accent); border-radius: 0 6px 6px 0; font-size: 1.1rem;
}

/* ---------- Documentos ---------- */
.docs { list-style: none; margin: 0 0 1rem; padding: 0; display: grid; gap: .75rem; }
.doc {
  display: grid; grid-template-columns: auto 1fr auto; gap: 1rem; align-items: center;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem 1.2rem;
}
.doc-badge {
  display: grid; place-items: center; min-width: 3.4rem; height: 3.4rem; padding: 0 .3rem; border-radius: 8px;
  background: var(--paper-2); color: var(--accent); font-weight: 800; font-size: .8rem; letter-spacing: .04em;
  border: 1px solid var(--line);
}
.doc-main h4 { margin: 0 0 .15em; }
.doc-desc { margin: 0 0 .25em; color: var(--ink-2); }
.doc-meta { margin: 0; font-size: .82rem; color: var(--ink-2); }
.doc-actions { display: flex; gap: .5rem; flex-wrap: wrap; justify-content: flex-end; }
.tag-new {
  display: inline-block; vertical-align: middle; background: var(--gold); color: #1f1708;
  font: 700 .7rem var(--sans); text-transform: uppercase; letter-spacing: .06em; padding: .15rem .5rem; border-radius: 999px;
}

/* ---------- Bibliografía ---------- */
.bib { padding-left: 0; list-style: none; display: grid; gap: .7rem; margin-bottom: 1.5rem; }
.bib li {
  background: var(--card); border: 1px solid var(--line); border-left: 4px solid var(--gold);
  border-radius: 6px; padding: .8rem 1rem; display: flex; flex-wrap: wrap; gap: .3rem 1rem; justify-content: space-between;
}
.bib li > span { flex: 1 1 24rem; }
.bib-link { font-weight: 600; white-space: nowrap; }

/* ---------- Novedades ---------- */
.news-list { display: grid; gap: 1rem; }
.news {
  background: var(--card); border: 1px solid var(--line); border-left: 6px solid var(--accent);
  border-radius: var(--radius); padding: 1.1rem 1.4rem;
}
.news.kind-recomendacion { border-left-color: var(--gold); }
.news header { display: flex; flex-wrap: wrap; align-items: center; gap: .4rem .8rem; font-size: .85rem; color: var(--ink-2); margin-bottom: .4rem; }
.news h3 { margin-bottom: .4em; }
.news .prose > :last-child { margin-bottom: 0; }
.news-course { margin-left: auto; font-style: italic; }
.chip {
  display: inline-block; padding: .1rem .65rem; border-radius: 999px; font-weight: 700; font-size: .75rem;
  text-transform: uppercase; letter-spacing: .06em; background: var(--accent); color: #fff;
}
.chip-recomendacion { background: var(--gold); color: #1f1708; }
.chip-pin { background: var(--ink); color: #fff; }

.prose { max-width: 70ch; }
.prose h2 { margin-top: 1.8em; font-size: 1.3rem; }
.prose ul, .prose ol { padding-left: 1.4rem; }

/* ---------- Pestañas ---------- */
.tabs { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.5rem; }
.tabs a {
  padding: .5rem 1rem; border: 2px solid var(--line); border-radius: 999px; background: var(--card);
  color: var(--ink); text-decoration: none; font-weight: 600; font-size: .92rem; min-height: 44px; display: inline-flex; align-items: center;
}
.tabs a:hover { border-color: var(--accent); }
.tabs a[aria-current="page"] { background: var(--accent); border-color: var(--accent); color: #fff; }

/* ---------- Formularios ---------- */
.form { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.6rem; }
.field { margin-bottom: 1.2rem; }
.field label { display: block; font-weight: 650; margin-bottom: .3rem; }
.opt { font-weight: 400; color: var(--ink-2); }
.hint { font-size: .85rem; color: var(--ink-2); margin: .3rem 0 0; }
input[type="text"], input[type="email"], input[type="url"], input[type="password"], input[type="file"], select, textarea {
  width: 100%; font: inherit; color: var(--ink); background: #fff; border: 2px solid #b9ad94;
  border-radius: 8px; padding: .6rem .8rem; min-height: 46px;
}
textarea { resize: vertical; min-height: 7rem; }
input:focus, select:focus, textarea:focus { border-color: var(--accent); outline: 3px solid rgba(27,95,209,.35); outline-offset: 0; }
.field.check { display: flex; gap: .7rem; align-items: flex-start; }
.field.check input { width: 1.4rem; height: 1.4rem; margin-top: .25rem; flex: none; accent-color: var(--accent); }
.field.check label { font-weight: 400; margin: 0; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.radio-row { display: flex; gap: 1.2rem; flex-wrap: wrap; }
.radio-row label { display: inline-flex; gap: .5rem; align-items: center; font-weight: 500; margin: 0; }
.radio-row input { width: 1.2rem; height: 1.2rem; accent-color: var(--accent); }

.flash { border-radius: var(--radius); padding: .9rem 1.2rem; margin: 0 0 1.2rem; border: 1px solid; }
.flash ul { margin: .4rem 0 0; padding-left: 1.2rem; }
.flash-ok { background: var(--ok-bg); border-color: var(--ok); color: #123d22; }
.flash-err { background: var(--err-bg); border-color: var(--err); color: #5e1411; }
.flash-warn { background: var(--warn-bg); border-color: #c79a2b; color: #5a4000; }

/* ---------- Pie ---------- */
.site-footer { background: var(--ink); color: #e9e1d3; padding-block: 1.6rem; margin-top: 2rem; }
.site-footer p { margin: 0 0 .3rem; }
.site-footer a { color: #fff; }

/* ---------- Panel de administración ---------- */
.admin-header { border-bottom-color: var(--ink); }
.admin-main { padding-block: 1.5rem 3rem; }
.admin-main h1 { font-size: 1.9rem; }
.admin-main h2 { margin-top: 1.8rem; }
.panel-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1rem; margin-bottom: 1.5rem; }
.panel-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.2rem 1.4rem; }
.panel-card h2, .panel-card h3 { margin-top: 0; }
.panel-card ul { padding-left: 1.2rem; margin: 0 0 .8rem; }
.big-number { font-family: var(--serif); font-size: 2.4rem; line-height: 1; color: var(--accent); }
.actions-row { display: flex; gap: .5rem; flex-wrap: wrap; align-items: center; }

.table-wrap { overflow-x: auto; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); }
table.tbl { width: 100%; border-collapse: collapse; font-size: .92rem; }
.tbl th, .tbl td { text-align: left; padding: .7rem .9rem; border-bottom: 1px solid var(--line); vertical-align: top; }
.tbl th { background: var(--paper-2); font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; }
.tbl tr:last-child td { border-bottom: 0; }
.tbl .num { white-space: nowrap; }
.tbl .row-actions { display: flex; gap: .4rem; flex-wrap: wrap; }

details.edit { margin-top: .4rem; }
details.edit > summary { cursor: pointer; color: var(--accent); font-weight: 600; min-height: 36px; display: inline-flex; align-items: center; }
details.edit > .form { margin-top: .6rem; padding: 1rem; background: var(--paper); }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 0 1.2rem; }

.msg { background: var(--card); border: 1px solid var(--line); border-left: 6px solid var(--line); border-radius: var(--radius); padding: 1rem 1.3rem; margin-bottom: 1rem; }
.msg.unread { border-left-color: var(--accent); }
.msg header { display: flex; flex-wrap: wrap; gap: .3rem 1rem; font-size: .88rem; color: var(--ink-2); margin-bottom: .4rem; }
.msg h3 { margin-bottom: .3em; }
.msg-body { white-space: pre-wrap; background: var(--paper); border-radius: 6px; padding: .8rem 1rem; margin-bottom: .8rem; }
.badge { display: inline-block; font-size: .72rem; font-weight: 700; padding: .1rem .55rem; border-radius: 999px; text-transform: uppercase; letter-spacing: .05em; }
.badge-new { background: var(--accent); color: #fff; }
.badge-warn { background: var(--warn-bg); color: #5a4000; border: 1px solid #c79a2b; }
.login-box { max-width: 440px; margin: 3rem auto; }

/* ---------- Pantallas pequeñas ---------- */
@media (max-width: 720px) {
  html { font-size: 106.25%; }
  .doc { grid-template-columns: auto 1fr; }
  .doc-actions { grid-column: 1 / -1; justify-content: flex-start; }
  .two-col { grid-template-columns: 1fr; }
  .news-course { margin-left: 0; width: 100%; }
}

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

@media print {
  .site-header, .subnav, .site-footer, .doc-actions, .cta, .skip { display: none !important; }
  body { background: #fff; }
  .course-hero { background: none; color: #000; }
  .course-hero h1 { color: #000; }
}