:root {
    /* Paleta GratBE (banner de gratbe.org) -- claro/cálido, opuesto al
       tema oscuro/tech de Shessai del que se adaptó esta estructura.
       --cyan y --green heredan los NOMBRES de shessai (para no tener
       que renombrar cada uso en el CSS de abajo) pero llevan los
       valores de GratBE: verde-oscuro y verde respectivamente. */
    --bg: #fbf9f3;
    --surface: #ffffff;
    --surface2: #f3efe4;
    --blue: #0399cb;
    --cyan: #2f6b39;
    --green: #00bf63;
    --amber: #9f8556;
    --text: #1e1e1c;
    --muted: #5b5b54;
    --dim: #7a7a70;
    --ink: #ffffff;
    --line: rgba(30, 30, 28, 0.12);
    color-scheme: light;
    box-sizing: border-box;
}
*, *::before, *::after { box-sizing: inherit; }
html { scroll-padding-top: calc(env(safe-area-inset-top, 0px) + 90px); }
body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--gh-font-body, Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif);
    -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4, .brand, .cta, .btn {
    font-family: var(--gh-font-heading, Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif);
}
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
img { max-width: 100%; display: block; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; border-radius: 6px; }

/* ---------- Header ---------- */
.hdr {
    position: sticky; top: 0; z-index: 50;
    background: rgba(251, 249, 243, 0.9);
    backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
}
.bar {
    max-width: 1180px; margin: 0 auto; height: 68px;
    padding: 0 clamp(16px, 4vw, 40px);
    display: flex; align-items: center; gap: 24px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.1rem; letter-spacing: -0.02em; }
.logo-mark { width: 28px; height: 28px; }
.logo-img { width: 28px; height: 28px; border-radius: 8px; }
.nav { display: flex; gap: 4px; margin: 0 0 0 auto; padding: 0; list-style: none; align-items: center; }
.nav ul { display: flex; gap: 4px; margin: 0; padding: 0; list-style: none; align-items: center; }
.nav li { display: block; }
.nav a { display: block; padding: 9px 12px; border-radius: 9px; color: var(--muted); font-weight: 500; font-size: 0.95rem; }
.nav a:hover, .nav .nav-current a { color: var(--text); background: rgba(30, 30, 28, 0.05); }
.nav a.btn { background: var(--cyan); color: var(--ink); font-weight: 650; margin-left: 8px; }
.nav a.btn:hover { background: #3d8249; }
@media (max-width: 820px) { .nav ul { display: none; } }

.wrap { max-width: 1180px; margin: 0 auto; padding: 0 clamp(16px, 4vw, 40px); }

/* ---------- Home / tag ---------- */
.bh { padding: 72px 0 40px; border-bottom: 1px solid var(--line); position: relative; }
.bh::before {
    content: ""; position: absolute; inset: 0 -30%;
    background: radial-gradient(40% 70% at 20% 20%, rgba(3, 153, 203, 0.08), transparent 70%);
    pointer-events: none;
}
.bh h1 { position: relative; font-size: clamp(2.4rem, 5vw, 3.8rem); letter-spacing: -0.035em; line-height: 1.02; margin: 0 0 16px; font-weight: 850; }
.bh p { position: relative; color: var(--muted); font-size: 1.15rem; max-width: 40rem; line-height: 1.6; margin: 0 0 28px; }
.chips { position: relative; display: flex; gap: 8px; flex-wrap: wrap; }
.chip { padding: 8px 14px; border-radius: 99px; border: 1px solid var(--line); background: var(--surface); color: var(--muted); font-size: 0.9rem; font-weight: 500; }
.chip:hover { color: var(--text); }
.chip[aria-current="page"] { border-color: rgba(47, 107, 57, 0.5); color: var(--text); background: rgba(47, 107, 57, 0.1); }

.cat { display: inline-block; color: var(--cyan); font-size: 0.82rem; font-weight: 600; }
.cat a:hover { text-decoration: underline; }
.meta { color: var(--dim); font-size: 0.86rem; }
.thumb { display: block; border-radius: 14px; overflow: hidden; position: relative; background: linear-gradient(140deg, #f2ede0, #e8dfc9); border: 1px solid var(--line); }
.thumb .art { width: 100%; height: 100%; object-fit: cover; }

.featured { display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: center; padding: 48px 0; border-bottom: 1px solid var(--line); }
.featured .thumb { aspect-ratio: 16 / 10; }
.featured h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); letter-spacing: -0.028em; line-height: 1.1; margin: 10px 0 14px; }
.featured h2 a:hover { color: var(--cyan); }
.featured p { color: var(--muted); line-height: 1.6; margin: 0 0 18px; font-size: 1.05rem; }
.featured a.read { color: var(--text); font-weight: 650; }
.featured a.read:hover { color: var(--cyan); }

.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; padding: 48px 0 64px; }
.post .thumb { aspect-ratio: 16 / 10; margin-bottom: 16px; transition: border-color 0.2s ease; }
.post:hover .thumb { border-color: rgba(47, 107, 57, 0.45); }
.post h3 { font-size: 1.18rem; letter-spacing: -0.015em; line-height: 1.3; margin: 8px 0 8px; }
.post h3 a:hover { color: var(--cyan); }
.post p { color: var(--muted); line-height: 1.55; font-size: 0.95rem; margin: 0 0 10px; }

.empty { padding: 64px 0 88px; text-align: center; }
.empty h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); letter-spacing: -0.025em; margin: 0 0 14px; }
.empty p { color: var(--muted); max-width: 34rem; margin: 0 auto 28px; line-height: 1.6; }
.empty .cta { margin: 0 auto; }
.empty .cta-secundario {
    display: inline-flex; align-items: center; min-height: 44px; padding: 0 4px;
    font-size: 0.92rem; font-weight: 600; color: var(--text); opacity: 0.72;
    text-decoration: underline; text-underline-offset: 2px;
}
.empty .cta-secundario:hover { opacity: 1; }

.band {
    margin: 0 0 72px; border-radius: 20px; padding: 40px;
    background: linear-gradient(160deg, #eef2ea, var(--surface)); border: 1px solid rgba(3, 153, 203, 0.25);
    display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap;
}
.band h3 { margin: 0 0 6px; font-size: 1.4rem; letter-spacing: -0.02em; }
.band p { margin: 0; color: var(--muted); }
.cta { display: inline-flex; align-items: center; padding: 14px 22px; border-radius: 12px; background: #2f6b39; color: #fff; font-weight: 700; }
.cta:hover { background: #3d8249; }

/* ---------- Pagination ---------- */
.pagination { display: flex; justify-content: center; gap: 12px; padding: 0 0 72px; color: var(--muted); font-size: 0.92rem; }
.pagination a { padding: 8px 16px; border-radius: 99px; border: 1px solid var(--line); }
.pagination a:hover { color: var(--text); border-color: rgba(47, 107, 57, 0.4); }

/* ---------- Article ---------- */
.art-h { max-width: 760px; margin: 0 auto; padding: 64px 0 32px; }
.crumbs { font-size: 0.88rem; color: var(--dim); margin-bottom: 22px; }
.crumbs a { color: var(--muted); }
.crumbs a:hover { color: var(--text); }
.art-h h1 { font-size: clamp(2.1rem, 4.4vw, 3.3rem); letter-spacing: -0.032em; line-height: 1.06; margin: 12px 0 20px; font-weight: 850; }
.dek { color: var(--muted); font-size: 1.2rem; line-height: 1.55; margin: 0 0 28px; }
.by { display: flex; align-items: center; gap: 14px; padding: 18px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.by .av {
    width: 44px; height: 44px; border-radius: 50%; background: linear-gradient(135deg, var(--blue), var(--cyan));
    display: grid; place-items: center; color: var(--ink); font-weight: 800; object-fit: cover; flex-shrink: 0;
}
.by b { display: block; font-size: 0.95rem; }
.by b a:hover { color: var(--cyan); }
.by span { color: var(--dim); font-size: 0.86rem; }
.upd { margin-left: auto; text-align: right; font-size: 0.84rem; color: var(--dim); }
.upd strong { display: block; color: var(--cyan); font-weight: 600; }

.layout { display: grid; grid-template-columns: 220px minmax(0, 760px); gap: 56px; justify-content: center; padding-bottom: 40px; }
.layout > * { min-width: 0; }
.toc { position: sticky; top: 100px; align-self: start; font-size: 0.88rem; }
.toc b { display: block; color: var(--dim); font-weight: 600; margin-bottom: 12px; }
.toc a { display: block; padding: 7px 0 7px 12px; border-left: 2px solid var(--line); color: var(--muted); line-height: 1.4; }
.toc a:hover { color: var(--text); border-color: var(--cyan); }
@media (max-width: 1000px) { .layout { grid-template-columns: 1fr; } .toc { position: static; } }

.body { font-size: 1.1rem; line-height: 1.75; color: #3a3a35; }
.body h2 { font-size: 1.55rem; letter-spacing: -0.02em; line-height: 1.25; color: var(--text); margin: 48px 0 14px; }
.body p { margin: 0 0 20px; }
.body strong { color: var(--text); }
.body ul, .body ol { margin: 0 0 20px; padding-left: 22px; }
.body li { margin-bottom: 8px; }
.body figure { margin: 0 0 28px; }
.body figcaption { color: var(--dim); font-size: 0.9rem; margin-top: 10px; text-align: center; }
.body > img, .body .kg-image { border-radius: 14px; }
.body .kg-width-wide { width: 100%; }
.body .kg-width-full {
    position: relative; left: 50%; right: 50%; margin-left: -50vw; margin-right: -50vw;
    width: 100vw; max-width: 100vw;
}
.body .kg-width-full img { border-radius: 0; }

/* Callout card de Ghost -- reutilizado como la caja de "respuesta corta" */
.body .kg-callout-card {
    display: flex; gap: 12px; align-items: flex-start;
    border-left: 3px solid var(--green); background: rgba(0, 191, 99, 0.08);
    border-radius: 0 14px 14px 0; padding: 20px 24px; margin: 0 0 28px;
}
.body .kg-callout-emoji { font-size: 1.2rem; line-height: 1.5; }
.body .kg-callout-text { margin: 0; color: var(--text); }
.body .kg-callout-text p { margin: 0; }

/* Tabla */
.body .kg-table-card, .body .tbl { overflow-x: auto; border: 1px solid var(--line); border-radius: 14px; margin: 8px 0 24px; }
.body table { width: 100%; min-width: 480px; border-collapse: collapse; font-size: 0.98rem; margin: 8px 0 24px; border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
/* Tablas sueltas (sin envoltura .kg-table-card, según cómo Ghost
   preserva el HTML card) también deben poder desbordar en scroll-x
   propio, sin forzar el ancho de la columna del grid en .layout. */
.body { overflow-x: auto; }
@media (max-width: 600px) { .body table { min-width: 0; } }
.body th, .body td { text-align: left; padding: 13px 16px; border-bottom: 1px solid var(--line); }
.body thead th { background: var(--surface2); color: var(--muted); font-weight: 600; font-size: 0.88rem; }
.body tr:last-child td { border-bottom: 0; }

/* Cita destacada */
.body blockquote {
    font-size: 1.35rem; line-height: 1.45; color: var(--text); font-weight: 650; letter-spacing: -0.01em;
    border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
    padding: 26px 0; margin: 36px 0; margin-left: 0;
}
.body blockquote p { margin: 0; }
.body blockquote em { font-style: normal; color: var(--cyan); }

/* FAQ -- <details> dentro del contenido */
.body details { border-bottom: 1px solid var(--line); }
.body summary {
    list-style: none; cursor: pointer; padding: 18px 36px 18px 0; font-weight: 650; color: var(--text);
    position: relative; font-size: 1.05rem;
}
.body summary::-webkit-details-marker { display: none; }
.body summary::after { content: "+"; position: absolute; right: 4px; top: 16px; color: var(--cyan); font-size: 1.3rem; }
.body details[open] summary::after { content: "–"; }
.body details p { margin: 0 0 18px; }

.endcta {
    margin: 44px 0 0; border-radius: 18px; padding: 30px;
    background: linear-gradient(160deg, #eef2ea, var(--surface)); border: 1px solid rgba(3, 153, 203, 0.25);
}
.endcta h3 { margin: 0 0 8px; font-size: 1.3rem; color: var(--text); }
.endcta p { margin: 0 0 18px; color: var(--muted); font-size: 1rem; line-height: 1.55; }

.rel { border-top: 1px solid var(--line); padding: 48px 0 72px; }
.rel h2 { font-size: 1.4rem; margin: 0 0 24px; letter-spacing: -0.02em; }
.rel .grid { padding: 0; }

/* ---------- Footer ---------- */
footer { border-top: 1px solid var(--line); background: #14201a; }
.foot {
    max-width: 1180px; margin: 0 auto; padding: 40px clamp(16px, 4vw, 40px) calc(env(safe-area-inset-bottom, 0px) + 40px);
    display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; font-size: 0.9rem; color: #b9c2ba;
}
footer a { color: #b9c2ba; }
.foot nav { display: flex; gap: 20px; flex-wrap: wrap; }
.foot a:hover { color: #fff; }

@media (max-width: 900px) {
    .featured { grid-template-columns: 1fr; gap: 24px; }
    .grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
    .grid { grid-template-columns: 1fr; }
    .upd { display: none; }
    .band { padding: 28px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }