/* Cifra · estilos comunes de la web (cabecera, pie, botones, textos, formularios, aviso de cookies). */
:root {
  --bg: #E8EDF2; --surface: #F6F8FA; --surface-2: #DCE4EC; --ink: #142030; --muted: #4A5A6C; --line: #B7C3CF;
  --accent: #2B45F5; --accent-ink: #FFFFFF; --link: #1F37D6; --hi: #FFD23F; --hi-ink: #2A2100; --hi-edge: #D9AE12;
  --key: #FFFFFF; --key-edge: #B4C1CE; --band: #2B45F5; --band-ink: #FFFFFF; --ok: #0B6B3A; --err: #B3261E;
  --display: "Unbounded", "Arial Black", system-ui, sans-serif;
  --body: "Figtree", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0E1621; --surface: #162231; --surface-2: #1E2D40; --ink: #E7EDF6; --muted: #A3B2C4; --line: #33465E;
    --accent: #8196FF; --accent-ink: #0E1621; --link: #9EAEFF; --hi: #FFD23F; --hi-ink: #2A2100; --hi-edge: #B88F00;
    --key: #223349; --key-edge: #0A111A; --band: #1C2C8F; --band-ink: #FFFFFF; --ok: #5FD38F; --err: #FF8A80; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0E1621; --surface: #162231; --surface-2: #1E2D40; --ink: #E7EDF6; --muted: #A3B2C4; --line: #33465E;
  --accent: #8196FF; --accent-ink: #0E1621; --link: #9EAEFF; --hi: #FFD23F; --hi-ink: #2A2100; --hi-edge: #B88F00;
  --key: #223349; --key-edge: #0A111A; --band: #1C2C8F; --band-ink: #FFFFFF; --ok: #5FD38F; --err: #FF8A80; color-scheme: dark;
}
/* Letra grande: el botón «A+» de la cabecera amplía toda la página. */
html.lg body { zoom: 1.2; }

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation: none !important; transition: none !important; } }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--body); font-size: 17px; line-height: 1.55; }
a { color: var(--link); text-underline-offset: 3px; }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible, summary:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
img { max-width: 100%; }
.in { max-width: 1120px; margin: 0 auto; padding-left: max(20px, env(safe-area-inset-left, 0px)); padding-right: max(20px, env(safe-area-inset-right, 0px)); }
.narrow { max-width: 780px; }
.sr { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Saltar al contenido (para teclado y lectores de pantalla) */
.skip { position: absolute; left: 12px; top: -80px; z-index: 100; padding: 12px 18px; background: var(--ink); color: var(--bg); border-radius: 10px; font-weight: 700; text-decoration: none; }
.skip:focus { top: 12px; }

/* ---------- cabecera ---------- */
.site { position: sticky; top: 0; z-index: 30; background: color-mix(in srgb, var(--bg) 92%, transparent); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); padding-top: env(safe-area-inset-top, 0px); }
.bar { display: flex; align-items: center; gap: 14px; min-height: 66px; }
.logo { display: inline-flex; gap: 4px; text-decoration: none; flex: none; }
.logo span { display: grid; place-items: center; width: 28px; height: 32px; font: 700 14px var(--display); background: var(--key); border: 1px solid var(--line); border-bottom: 3px solid var(--key-edge); border-radius: 7px; color: var(--ink); }
.logo span:nth-child(3) { background: var(--hi); color: var(--hi-ink); border-color: transparent; border-bottom-color: var(--hi-edge); }
.main { display: flex; gap: 4px; margin-left: auto; }
.main a { display: inline-flex; align-items: center; gap: 7px; min-height: 44px; padding: 8px 14px; border-radius: 11px; font-weight: 700; font-size: 16px; color: var(--ink); text-decoration: none; }
.main a svg { width: 20px; height: 20px; flex: none; }
.main a:hover { background: var(--surface-2); }
.main a[aria-current="page"] { background: var(--surface); box-shadow: inset 0 0 0 1.5px var(--ink); }
.tools { display: flex; align-items: center; gap: 8px; }
.tbtn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-width: 48px; min-height: 44px; padding: 6px 12px; border-radius: 11px; border: 1.5px solid var(--line); background: var(--surface); color: var(--ink); font: 700 16px var(--body); cursor: pointer; }
.tbtn[aria-pressed="true"] { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.tbtn .txt { font-size: 15px; }
@media (max-width: 899px) {
  .bar { flex-wrap: wrap; gap: 8px 10px; padding-block: 8px 10px; min-height: 0; }
  .tools { margin-left: auto; }
  .tbtn .txt { display: none; }
  .main { order: 3; width: 100%; margin: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 6px; }
  .main a { flex-direction: column; gap: 2px; padding: 7px 2px; font-size: 13px; text-align: center; background: var(--surface); border: 1px solid var(--line); }
  .main a svg { width: 22px; height: 22px; }
}

/* ---------- botones ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 50px; padding: 12px 22px; border-radius: 13px; border: 1.5px solid var(--line); background: var(--surface); font: 700 17px/1.2 var(--body); text-decoration: none; color: var(--ink); cursor: pointer; text-align: center; }
.btn:hover { border-color: var(--ink); }
.btn.yellow { background: var(--hi); color: var(--hi-ink); border-color: transparent; box-shadow: inset 0 -4px 0 var(--hi-edge); }
.btn.blue { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.btn.dark { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.btn.sm { min-height: 44px; padding: 8px 16px; font-size: 16px; }
.btn.wide { width: 100%; }
.btn[disabled], .btn.soon { cursor: not-allowed; background: transparent; color: var(--muted); border: 1.5px dashed var(--muted); box-shadow: none; }
.btn svg { width: 20px; height: 20px; flex: none; }
.row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.linkbtn { background: none; border: 0; padding: 0; font: inherit; color: var(--link); text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }

/* ---------- textos de página ---------- */
.page { padding-block: clamp(28px, 5vw, 56px) clamp(48px, 7vw, 88px); }
.eyebrow { margin: 0 0 12px; font: 500 13px var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.page h1, .h1 { margin: 0 0 14px; font: 700 clamp(30px, 5.2vw, 46px)/1.1 var(--display); letter-spacing: -.015em; text-wrap: balance; }
.lead { margin: 0 0 26px; font-size: clamp(18px, 2.2vw, 20px); color: var(--muted); max-width: 60ch; }
.prose { max-width: 72ch; }
.prose h2 { margin: 38px 0 10px; font: 700 22px/1.25 var(--body); }
.prose h3 { margin: 24px 0 6px; font-size: 18px; }
.prose p, .prose li { margin: 0 0 12px; }
.prose ul, .prose ol { padding-left: 22px; }
.prose table { width: 100%; border-collapse: collapse; margin: 8px 0 18px; font-size: 15px; display: block; overflow-x: auto; }
.prose th, .prose td { text-align: left; vertical-align: top; padding: 10px 12px; border: 1px solid var(--line); }
.prose th { background: var(--surface-2); }
.updated { color: var(--muted); font-size: 15px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: 20px 22px; }
.card > :last-child { margin-bottom: 0; }
.datos { margin: 0; display: grid; grid-template-columns: max-content minmax(0, 1fr); gap: 6px 16px; }
.datos dt { font-weight: 700; } .datos dd { margin: 0; overflow-wrap: anywhere; }
.pend { background: var(--hi); color: var(--hi-ink); padding: 0 .3em; border-radius: 4px; font-weight: 700; }
.toc { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 8px; padding: 0; list-style: none; }
.toc a { display: inline-block; padding: 6px 12px; border-radius: 99px; border: 1px solid var(--line); background: var(--surface); text-decoration: none; color: var(--ink); font-size: 15px; font-weight: 600; }
.note { padding: 14px 18px; border-radius: 14px; background: var(--surface-2); border-left: 5px solid var(--accent); }
.note.ok { border-left-color: var(--ok); } .note.err { border-left-color: var(--err); }
.grid2 { display: grid; gap: 14px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 760px) { .grid2 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.grid3 { display: grid; gap: 14px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 860px) { .grid3 { grid-template-columns: repeat(3, minmax(0, 1fr)); } }

/* preguntas frecuentes */
details.faq { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; margin-bottom: 10px; }
details.faq summary { cursor: pointer; list-style: none; padding: 16px 48px 16px 18px; font-weight: 700; font-size: 17px; position: relative; min-height: 50px; }
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after { content: "+"; position: absolute; right: 18px; top: 50%; transform: translateY(-50%); font: 700 24px var(--body); color: var(--muted); }
details.faq[open] summary::after { content: "–"; }
details.faq > div { padding: 0 18px 16px; }
details.faq > div > :last-child { margin-bottom: 0; }

/* ---------- formularios ---------- */
.form { display: grid; gap: 16px; max-width: 640px; }
.field label, .field .lab { display: block; margin: 0 0 6px; font-weight: 700; }
.field .help { display: block; margin: -2px 0 8px; color: var(--muted); font-size: 15px; }
.field input[type="email"], .field input[type="text"], .field textarea, .field select { width: 100%; min-height: 50px; padding: 12px 14px; border-radius: 12px; border: 1.5px solid var(--muted); background: var(--key); color: var(--ink); font: 17px/1.4 var(--body); }
.field textarea { min-height: 140px; resize: vertical; }
.check { display: flex; gap: 12px; align-items: flex-start; font-size: 16px; }
.check input { width: 24px; height: 24px; margin: 2px 0 0; flex: none; accent-color: var(--accent); }
.info1 { font-size: 14px; color: var(--muted); border-top: 1px solid var(--line); padding-top: 12px; }
.msg { margin: 0; font-weight: 700; } .msg.ok { color: var(--ok); } .msg.err { color: var(--err); }
.msg:empty { display: none; }

/* ---------- pie ---------- */
.site-foot { margin-top: 0; padding-block: 44px calc(40px + env(safe-area-inset-bottom, 0px)); border-top: 1px solid var(--line); background: var(--surface); color: var(--ink); font-size: 16px; }
.fcols { display: grid; gap: 28px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 720px) { .fcols { grid-template-columns: minmax(0, 1.3fr) repeat(3, minmax(0, 1fr)); } }
.site-foot h2 { margin: 0 0 10px; font: 500 13px var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.site-foot nav { display: flex; flex-direction: column; align-items: flex-start; gap: 2px; }
.site-foot nav a, .site-foot .linkbtn { display: inline-block; padding: 6px 0; color: var(--ink); text-decoration: none; font-size: 16px; }
.site-foot nav a:hover, .site-foot .linkbtn:hover { text-decoration: underline; }
.site-foot p { margin: 10px 0 0; color: var(--muted); }
.redes { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.redes a { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 8px 14px; border-radius: 12px; border: 1.5px solid var(--line); background: var(--bg); color: var(--ink); text-decoration: none; font-weight: 700; font-size: 15px; }
.redes a svg { width: 20px; height: 20px; }
.redes .soon { color: var(--muted); font-size: 15px; margin: 0; }
.copy { margin-top: 30px !important; padding-top: 18px; border-top: 1px solid var(--line); font-size: 14px; }
.copy b { color: var(--ink); }

/* ---------- aviso de cookies ---------- */
.ck { position: fixed; z-index: 60; left: 12px; right: 12px; bottom: calc(12px + env(safe-area-inset-bottom, 0px)); max-width: 560px; margin: 0 auto; background: var(--surface); color: var(--ink); border: 1.5px solid var(--ink); border-radius: 18px; padding: 18px 20px; box-shadow: 0 18px 50px -12px rgba(0, 0, 0, .45); }
.ck h2 { margin: 0 0 6px; font: 700 18px var(--body); }
.ck p { margin: 0 0 14px; font-size: 15px; }
.ck .row .btn { flex: 1 1 140px; }
@media (max-width: 420px) {
  .logo span { width: 24px; height: 29px; font-size: 13px; }
  .bar .btn.sm { padding: 8px 12px; }
  .tbtn { min-width: 46px; padding: 6px 10px; }
}
[hidden] { display: none !important; }
.btn.locked { opacity: .55; }