/* docodez.com: un solo archivo de estilos. Claro y oscuro según el sistema. */
:root {
  --bg: #ffffff; --bg2: #f5f7fa; --fg: #1d2330; --muted: #5b6474; --line: #dfe3ea;
  --brand: #0d47a1; --brand2: #1565c0; --accent: #ffd83d; --card: #ffffff; --code: #eef1f5;
  --radius: 14px; --shadow: 0 6px 24px rgba(13, 36, 80, .08);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12151b; --bg2: #191d25; --fg: #e7eaf0; --muted: #a0a8b6; --line: #2c3240;
    --brand: #8ab4ff; --brand2: #a8c7ff; --accent: #ffd83d; --card: #1b2029; --code: #232937;
    --shadow: 0 6px 24px rgba(0, 0, 0, .35);
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
img { max-width: 100%; height: auto; }
a { color: var(--brand); }
a:hover { color: var(--brand2); }
h1, h2, h3 { line-height: 1.25; }
h1 { font-size: clamp(1.8rem, 5vw, 2.6rem); margin: .4em 0 .3em; }
h2 { font-size: 1.45rem; margin: 1.6em 0 .5em; }
h3 { font-size: 1.12rem; margin: 1.3em 0 .4em; }
code, kbd { background: var(--code); border-radius: 6px; padding: .1em .35em; font-size: .92em; }
:focus-visible { outline: 3px solid var(--brand2); outline-offset: 2px; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 8px; z-index: 10; background: var(--bg); padding: 8px 12px; border-radius: 8px; }

/* encabezado */
.site-header { position: sticky; top: 0; z-index: 5; background: color-mix(in srgb, var(--bg) 92%, transparent); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line); }
.header-row { display: flex; align-items: center; gap: 12px; min-height: 60px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.15rem; color: var(--fg); text-decoration: none; margin-right: auto; }
.brand img { border-radius: 8px; }
.menu-btn { display: none; font: inherit; border: 1px solid var(--line); background: var(--card); color: var(--fg); border-radius: 10px; padding: 6px 14px; cursor: pointer; }
.site-nav { display: flex; gap: 4px; flex-wrap: wrap; align-items: center; }
.site-nav a { color: var(--fg); text-decoration: none; padding: 8px 10px; border-radius: 8px; font-size: .97rem; }
.site-nav a:hover { background: var(--bg2); }
.site-nav a[aria-current="page"] { color: var(--brand); font-weight: 600; }
.site-nav .lang { border: 1px solid var(--line); margin-left: 6px; }
@media (max-width: 860px) {
  .js .menu-btn { display: block; }
  .js .site-nav { display: none; width: 100%; flex-direction: column; align-items: stretch; padding-bottom: 10px; }
  .js .site-nav.open { display: flex; }
  .site-nav .lang { margin-left: 0; text-align: center; }
}

/* página */
.page { padding-top: 12px; padding-bottom: 48px; }
.page.with-aside { display: grid; grid-template-columns: 230px minmax(0, 1fr); gap: 32px; }
@media (max-width: 860px) { .page.with-aside { display: block; } }
main { min-width: 0; }
main > p:first-of-type.lead, .lead { font-size: 1.15rem; color: var(--muted); max-width: 46em; }
.help-nav { position: sticky; top: 76px; align-self: start; font-size: .95rem; padding-top: 18px; }
.help-nav ul { list-style: none; margin: 0; padding: 0; border-left: 2px solid var(--line); }
.help-nav a { display: block; padding: 5px 12px; color: var(--fg); text-decoration: none; margin-left: -2px; border-left: 2px solid transparent; }
.help-nav a:hover { color: var(--brand); }
.help-nav a[aria-current="page"] { color: var(--brand); border-left-color: var(--brand); font-weight: 600; }
@media (max-width: 860px) {
  .help-nav { position: static; padding: 8px 0 0; }
  .help-nav ul { display: flex; flex-wrap: wrap; gap: 6px; border: 0; }
  .help-nav a { border: 1px solid var(--line); border-radius: 999px; padding: 4px 12px; margin: 0; font-size: .88rem; }
  .help-nav a[aria-current="page"] { border-color: var(--brand); }
}

/* portada */
.hero { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr); gap: 32px; align-items: center; padding: 32px 0 12px; }
.hero h1 { font-size: clamp(2rem, 6vw, 3.1rem); }
.hero .art { display: flex; justify-content: center; }
.hero .art img { width: min(260px, 70vw); filter: drop-shadow(0 18px 40px rgba(13, 71, 161, .28)); border-radius: 48px; }
@media (max-width: 760px) { .hero { grid-template-columns: 1fr; padding-top: 16px; } .hero .art { order: -1; } .hero .art img { width: 140px; border-radius: 28px; } }
.actions { display: flex; gap: 10px; flex-wrap: wrap; margin: 20px 0 6px; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 11px 20px; border-radius: 12px; text-decoration: none; font-weight: 600;
  border: 1px solid var(--line); color: var(--fg); background: var(--card); }
.btn.primary { background: var(--brand); border-color: var(--brand); color: #fff; }
@media (prefers-color-scheme: dark) { .btn.primary { color: #0b1220; } }
.btn:hover { filter: brightness(1.05); }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 16px; margin: 16px 0; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; box-shadow: var(--shadow); }
.card h3 { margin-top: 0; }
.card p { margin: .4em 0; }
.card .icon { font-size: 1.6rem; line-height: 1; }
.card .meta { font-size: .85rem; color: var(--muted); }
.band { background: var(--bg2); border-radius: 22px; padding: 22px 24px; margin: 28px 0; }
.tag { display: inline-block; font-size: .78rem; font-weight: 600; padding: 2px 10px; border-radius: 999px; background: var(--bg2); border: 1px solid var(--line); color: var(--muted); }
.tag.soon { background: var(--accent); color: #3a2c00; border-color: transparent; }
.note { border-left: 4px solid var(--brand); background: var(--bg2); padding: 12px 16px; border-radius: 0 12px 12px 0; margin: 16px 0; }
.draft { border-left-color: #c62828; }
.steps { counter-reset: s; list-style: none; padding: 0; }
.steps li { counter-increment: s; position: relative; padding-left: 44px; margin: 14px 0; }
.steps li::before { content: counter(s); position: absolute; left: 0; top: 0; width: 30px; height: 30px; border-radius: 50%; background: var(--brand); color: #fff;
  display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: .9rem; }
@media (prefers-color-scheme: dark) { .steps li::before { color: #0b1220; } }
table { border-collapse: collapse; width: 100%; margin: 16px 0; font-size: .96rem; }
th, td { border-bottom: 1px solid var(--line); padding: 10px 8px; text-align: left; vertical-align: top; }
th { color: var(--muted); font-weight: 600; }
.table-wrap { overflow-x: auto; }
td.yes { color: #2e7d32; font-weight: 700; }
@media (prefers-color-scheme: dark) { td.yes { color: #81c784; } }

.site-footer { border-top: 1px solid var(--line); color: var(--muted); font-size: .92rem; }
.footer-row { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-top: 10px; padding-bottom: 10px; }
.site-footer a { color: var(--muted); }
a.card { color: var(--fg); text-decoration: none; transition: border-color .15s; }
a.card:hover { border-color: var(--brand); color: var(--fg); }
a.card h3 { color: var(--brand); }