/* Centro de ayuda Delulu: misma paleta y tipografías que delulu.cl */
@font-face { font-family: Inter; src: url(fonts/Inter-Regular.otf) format("opentype"); font-weight: 400; font-display: swap; }
@font-face { font-family: Inter; src: url(fonts/Inter-SemiBold.otf) format("opentype"); font-weight: 600; font-display: swap; }

:root {
  --primary: #b98674;
  --primary-soft: #f5e8e1;
  --secondary: #556a72;
  --background: #faf6f1;
  --surface: #ffffff;
  --foreground: #1e1e1e;
  --muted: #716b64;
  --border: #e7dfd6;
  --sans: Inter, "Segoe UI", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body { margin: 0; background: var(--background); color: var(--foreground); font-family: var(--sans); font-size: 17px; line-height: 1.65; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: var(--primary); text-underline-offset: 3px; }
a:hover { color: var(--foreground); }
h1, h2, h3 { line-height: 1.15; margin: 0; }
h1, h2 { font-weight: 400; letter-spacing: -.025em; }
h3 { font-size: 1.1rem; font-weight: 600; }
p { margin: 0 0 1em; }
.wrap { width: min(1120px, 100% - 32px); margin-inline: auto; }

/* Encabezado */
.site-header { position: sticky; top: 0; z-index: 10; background: rgb(250 246 241 / .94); backdrop-filter: blur(8px); border-bottom: 1px solid var(--border); }
.site-header .wrap { display: flex; align-items: center; gap: 16px; min-height: 68px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--foreground); }
.brand img { height: 34px; width: auto; }
.brand span { font-size: .8rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--primary); border-left: 1px solid var(--border); padding-left: 12px; }
.site-header nav { margin-left: auto; display: flex; gap: 6px; flex-wrap: wrap; }
.site-header nav a { font-size: .9rem; font-weight: 600; color: var(--foreground); text-decoration: none; padding: 8px 12px; border-radius: 999px; }
.site-header nav a:hover, .site-header nav a[aria-current] { background: var(--primary-soft); }
.btn { display: inline-flex; align-items: center; gap: 8px; background: var(--primary); color: #fff; font-weight: 600; font-size: .9rem; text-decoration: none; padding: 10px 18px; border-radius: 999px; }
.btn:hover { background: var(--foreground); color: #fff; }
.site-header .header-links { display: none; }
@media (min-width: 900px) { .site-header .header-links { display: flex; } }
.site-header .btn { margin-left: auto; }
@media (min-width: 900px) { .site-header .btn { margin-left: 0; } }

/* Portada */
.hero { padding: 64px 0 40px; text-align: center; }
.eyebrow { display: block; font-size: .75rem; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; color: var(--primary); margin-bottom: 12px; }
.hero h1 { font-size: clamp(2.4rem, 6vw, 4rem); }
.hero p { color: var(--muted); max-width: 560px; margin: 16px auto 28px; }
.search { position: relative; max-width: 560px; margin: 0 auto; }
.search input { width: 100%; font: inherit; padding: 16px 20px 16px 50px; border-radius: 999px; border: 1px solid var(--border); background: var(--surface); box-shadow: 0 10px 30px rgb(77 54 40 / .06); }
.search input:focus { outline: 2px solid var(--primary); outline-offset: 2px; }
.search svg { position: absolute; left: 18px; top: 50%; transform: translateY(-50%); color: var(--muted); }

.topics { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); padding: 24px 0 64px; }
.topic { display: flex; flex-direction: column; gap: 10px; background: var(--surface); border: 1px solid var(--border); border-radius: 20px; padding: 24px; text-decoration: none; color: var(--foreground); transition: border-color .2s, transform .2s, box-shadow .2s; }
.topic:hover { border-color: var(--primary); transform: translateY(-2px); box-shadow: 0 14px 34px rgb(77 54 40 / .08); color: var(--foreground); }
.topic .icon { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 12px; background: var(--primary-soft); color: var(--primary); }
.topic p { color: var(--muted); font-size: .92rem; margin: 0; }
.topic .more { margin-top: auto; font-size: .85rem; font-weight: 600; color: var(--primary); }
.no-results { display: none; text-align: center; color: var(--muted); padding-bottom: 48px; }

.band { background: var(--surface); border-block: 1px solid var(--border); padding: 48px 0; }
.band h2 { font-size: 2rem; margin-bottom: 20px; }
.quick { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
.quick a { display: block; padding: 14px 18px; border: 1px solid var(--border); border-radius: 14px; text-decoration: none; color: var(--foreground); font-weight: 600; font-size: .95rem; }
.quick a:hover { border-color: var(--primary); }

/* Páginas de guía */
.guide { display: grid; gap: 40px; padding: 40px 0 72px; }
@media (min-width: 960px) { .guide { grid-template-columns: 240px 1fr; } }
.toc { align-self: start; display: none; }
@media (min-width: 960px) { .toc { display: block; } }
@media (min-width: 960px) { .toc { position: sticky; top: 96px; } }
.toc p { font-size: .75rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
.toc ol { list-style: none; margin: 0; padding: 0; border-left: 2px solid var(--border); }
.toc a { display: block; padding: 6px 14px; margin-left: -2px; border-left: 2px solid transparent; font-size: .9rem; color: var(--muted); text-decoration: none; }
.toc a:hover { color: var(--foreground); border-color: var(--primary); }

.article { min-width: 0; max-width: 760px; }
.breadcrumb { font-size: .85rem; color: var(--muted); margin-bottom: 16px; }
.breadcrumb a { color: var(--muted); }
.article > header h1 { font-size: clamp(2.2rem, 5vw, 3.2rem); }
.lead { font-size: 1.12rem; color: var(--muted); margin-top: 14px; }
.article section { padding-top: 40px; }
.article h2 { font-size: 1.9rem; margin-bottom: 14px; }
.article ul, .article ol.list { padding-left: 1.3em; margin: 0 0 1em; }
.article li { margin-bottom: .4em; }

.steps { list-style: none; counter-reset: step; margin: 20px 0 0; padding: 0; }
.steps > li { counter-increment: step; position: relative; padding: 0 0 28px 52px; }
.steps > li::before { content: counter(step); position: absolute; left: 0; top: 0; display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--primary); color: #fff; font-weight: 600; font-size: .9rem; }
.steps > li::after { content: ""; position: absolute; left: 16px; top: 40px; bottom: 6px; width: 2px; background: var(--border); }
.steps > li:last-child::after { display: none; }
.steps h3 { padding-top: 5px; margin-bottom: 6px; }

figure { margin: 18px 0 8px; }
.shot { display: block; border: 1px solid var(--border); border-radius: 16px; overflow: hidden; background: var(--surface); box-shadow: 0 18px 40px rgb(77 54 40 / .08); cursor: zoom-in; }
.shot.tall { max-width: 460px; }
.shot.phone { max-width: 300px; border-radius: 28px; }
figcaption { font-size: .85rem; color: var(--muted); margin-top: 10px; }

.note { display: flex; gap: 14px; border-radius: 16px; padding: 16px 18px; margin: 18px 0; font-size: .95rem; background: var(--surface); border: 1px solid var(--border); }
.note > div > strong { display: block; margin-bottom: 2px; }
.note p:last-child { margin: 0; }
.note .icon { flex-shrink: 0; color: var(--primary); margin-top: 2px; }
.note.tip { background: #eef2f3; border-color: #d5dfe2; }
.note.tip .icon { color: var(--secondary); }
.note.warn { background: var(--primary-soft); border-color: #ecd3c8; }

details { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; margin-bottom: 10px; }
summary { cursor: pointer; padding: 16px 18px; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--primary); font-size: 1.3rem; line-height: 1; }
details[open] summary::after { content: "–"; }
details > div { padding: 0 18px 16px; color: var(--muted); }

.next { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--border); }
.next a { font-weight: 600; text-decoration: none; }

/* Imagen ampliada */
.lightbox { position: fixed; inset: 0; z-index: 50; display: none; place-items: center; padding: 24px; background: rgb(30 30 30 / .82); cursor: zoom-out; }
.lightbox.open { display: grid; }
.lightbox img { max-height: calc(100vh - 48px); width: auto; border-radius: 12px; }

/* Pie */
.site-footer { border-top: 1px solid var(--border); padding: 32px 0; font-size: .9rem; color: var(--muted); }
.site-footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; }
.site-footer a { color: var(--muted); }

@media (max-width: 600px) {
  body { font-size: 16px; }
  .brand span { display: none; }
  .hero { padding-top: 44px; }
  .steps > li { padding-left: 46px; }
}