/*! © 2026 Kerb3r0ps · www.kerb3r0ps.com */
/* Academia: artículos propios de Kerb3r0ps (lectura y listado). Reutiliza la base de las herramientas
   (certificaciones.css + osint.css) y la cabecera común; aquí va la tipografía del artículo y las tarjetas
   del listado. La paleta y las tipografías son las del resto del sitio. */

/* ── listado ── */
.ac-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 20rem), 1fr)); gap: 1rem; margin-top: 1.6rem; }
.ac-card { display: flex; flex-direction: column; gap: .55rem; min-width: 0; padding: 1.15rem 1.2rem 1.1rem; color: var(--bone); text-decoration: none;
  background: linear-gradient(180deg, color-mix(in srgb, var(--c) 8%, var(--panel)), var(--panel) 70%);
  border: 1px solid var(--line); border-left: 3px solid var(--c); border-radius: 1rem; transition: border-color .15s, transform .15s, box-shadow .15s; }
.ac-card:hover, .ac-card:focus-visible { border-color: color-mix(in srgb, var(--c) 55%, var(--line)); transform: translateY(-2px); box-shadow: 0 12px 30px -18px rgba(0, 0, 0, .8); outline: none; }
.ac-top { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; }
.ac-rama { font: 700 .64rem/1 var(--body); letter-spacing: .08em; text-transform: uppercase; color: var(--c); padding: .3rem .55rem; border-radius: 999px; border: 1px solid color-mix(in srgb, var(--c) 45%, var(--line)); white-space: nowrap; }
.ac-niv { font-size: .72rem; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; color: var(--ash); }
.ac-tit { font: 600 1.08rem/1.3 var(--display); letter-spacing: -.01em; overflow-wrap: anywhere; }
.ac-desc { color: var(--ash); font-size: .9rem; line-height: 1.5; }
.ac-mas { margin-top: auto; padding-top: .3rem; font: 600 .85rem var(--body); color: var(--c); }

/* ── artículo ── */
.art { padding-block: clamp(1.8rem, 5vw, 3rem) clamp(2.5rem, 6vw, 4rem); }
.art .wrap { max-width: 52rem; }
.art-back { display: inline-flex; align-items: center; gap: .4rem; color: var(--ash); text-decoration: none; font: 600 .88rem var(--body); margin-bottom: 1.4rem; }
.art-back:hover { color: var(--bone); }
.art-head { border-bottom: 1px solid var(--line); padding-bottom: 1.6rem; margin-bottom: 1.8rem; }
.art-meta { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem .7rem; margin-bottom: 1rem; }
.art-rama { font: 700 .66rem/1 var(--body); letter-spacing: .08em; text-transform: uppercase; color: var(--c); padding: .35rem .6rem; border-radius: 999px; border: 1px solid color-mix(in srgb, var(--c) 45%, var(--line)); background: color-mix(in srgb, var(--c) 10%, transparent); }
.art-niv { font-size: .74rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--ash); }
.art h1 { font-family: var(--display); font-weight: 700; font-size: clamp(1.8rem, 4vw, 2.9rem); line-height: 1.08; letter-spacing: -.03em; text-wrap: balance; }
.art-lead { margin-top: 1rem; color: var(--ash); font-size: clamp(1.05rem, 1.5vw, 1.2rem); line-height: 1.55; }

/* cuerpo: tipografía de lectura larga, con la misma paleta */
.art-body { font-size: 1.06rem; line-height: 1.7; color: #DAD8D2; }
.art-body > *:first-child { margin-top: 0; }
.art-body h2 { font-family: var(--display); font-weight: 700; font-size: clamp(1.35rem, 2.4vw, 1.75rem); line-height: 1.2; letter-spacing: -.02em; color: var(--bone); margin: 2.4rem 0 .9rem; scroll-margin-top: 5rem; }
.art-body h3 { font-family: var(--display); font-weight: 600; font-size: clamp(1.12rem, 1.9vw, 1.35rem); color: var(--bone); margin: 1.8rem 0 .7rem; scroll-margin-top: 5rem; }
.art-body h4 { font-weight: 700; font-size: 1.05rem; color: var(--bone); margin: 1.4rem 0 .5rem; }
.art-body p { margin: .9rem 0; }
.art-body ul, .art-body ol { margin: .9rem 0 .9rem 1.3rem; display: grid; gap: .4rem; }
.art-body li { padding-left: .2rem; }
.art-body li::marker { color: var(--ash); }
.art-body a { color: var(--def); text-underline-offset: .2em; }
.art-body a:hover { color: var(--bone); }
.art-body strong, .art-body b { color: var(--bone); font-weight: 700; }
.art-body hr { border: 0; height: 1px; background: linear-gradient(90deg, transparent, var(--line), transparent); margin: 2.4rem 0; }
.art-body blockquote { margin: 1.2rem 0; padding: .6rem 1.1rem; border-left: 3px solid var(--int); background: color-mix(in srgb, var(--int) 7%, transparent); border-radius: 0 .6rem .6rem 0; color: var(--bone); }
/* código */
.art-body :not(pre) > code { font-family: var(--mono, ui-monospace, "SF Mono", Menlo, Consolas, monospace); font-size: .88em; color: var(--int); background: color-mix(in srgb, var(--int) 12%, transparent); border: 1px solid color-mix(in srgb, var(--int) 22%, var(--line)); border-radius: .35rem; padding: .08em .38em; overflow-wrap: anywhere; }
.art-body pre { margin: 1.2rem 0; padding: 1.1rem 1.2rem; overflow-x: auto; -webkit-overflow-scrolling: touch; background: var(--panel); border: 1px solid var(--line); border-radius: .8rem; }
.art-body pre code { font-family: var(--mono, ui-monospace, "SF Mono", Menlo, Consolas, monospace); font-size: .86rem; line-height: 1.6; color: #DAD8D2; background: none; border: 0; padding: 0; white-space: pre; }
.art-body table { width: 100%; border-collapse: collapse; margin: 1.2rem 0; font-size: .92rem; display: block; overflow-x: auto; }
.art-body th, .art-body td { border: 1px solid var(--line); padding: .55rem .75rem; text-align: left; vertical-align: top; }
.art-body th { background: var(--panel-2); color: var(--ash); font-weight: 600; }
.art-body img { max-width: 100%; height: auto; border-radius: .6rem; border: 1px solid var(--line); }
.art-body :target { background: color-mix(in srgb, var(--int) 14%, transparent); border-radius: .3rem; }

.art-foot { margin-top: 2.6rem; padding-top: 1.6rem; border-top: 1px solid var(--line); color: var(--ash); font-size: .92rem; }
.art-foot a { color: var(--bone); }

@media (max-width: 560px) {
  .art-body { font-size: 1rem; }
  .art-body pre { padding: .9rem; border-radius: .6rem; margin-inline: -.2rem; }
}
@media print { .sn, .art-back { display: none !important; } }