/* fama.css - Sistema de diseño unificado famaLab (molphys.org)
   Dirección "famaLab cálido". Snippets de header/footer: ver css/README.md
   Reglas: --accent solo decorativo (nunca texto sobre claro); un solo CSS por página. */

:root{
  --bg:#FBF6EF; --surface:#FFFFFF; --ink:#4A3B3B; --ink-soft:#5F5050; --muted:#8A7676;
  --primary:#6E3FA0; --primary-deep:#57317F;
  --accent:#EB868D; --accent-deep:#C7525D;
  --tint:#F4ECFA; --tint-warm:#FDEFEA; --line:#EADFD3;
  --radius:14px; --wrap:1080px;
  --font-display:'Spartan',sans-serif;
  --font-body:'Lato',sans-serif;
  --font-mono:'JetBrains Mono',monospace;
}

:root{ --ease-out: cubic-bezier(.16,1,.3,1); --z-header:10; --z-toast:50 }
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:17px;line-height:1.65;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto}
a{color:var(--primary);text-decoration:none}
a:hover{color:var(--accent-deep)}
a:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}
::selection{background:var(--tint);color:var(--primary-deep)}
h1,h2,h3{font-family:var(--font-display);letter-spacing:-.01em;text-wrap:balance}
p{ text-wrap:pretty }
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.skip-link{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;background:var(--ink);color:#fff;z-index:var(--z-toast)}
.skip-link:focus-visible{width:auto;height:auto;padding:10px 16px;margin:0;clip:auto;overflow:visible;white-space:normal;left:12px;top:12px;border-radius:8px;transform:none}
.skip-link:focus:not(:focus-visible){clip:rect(0,0,0,0)}
#progress{position:fixed;top:0;left:0;height:3px;width:0;background:var(--primary);z-index:calc(var(--z-toast) + 1);transition:width .12s linear}
@media (prefers-reduced-motion:reduce){#progress{transition:none}}

/* ===== Header / nav ===== */
.site-header{background:color-mix(in srgb, var(--bg) 92%, transparent);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:var(--z-header);backdrop-filter:saturate(1.1) blur(6px)}
@supports not (backdrop-filter:blur(6px)){.site-header{background:var(--bg)}}
.site-header .nav{display:flex;align-items:center;gap:20px;padding:14px 0}
.brand{display:flex;align-items:center;gap:14px;color:var(--ink);min-height:44px}
.brand:hover{color:var(--ink)}
.brand img{height:52px;width:auto}
.wordmark{font-family:var(--font-display);font-weight:800;font-size:1.25rem;line-height:1.2}
.wordmark small{display:block;font-family:var(--font-body);font-weight:400;font-size:.72rem;color:var(--muted);letter-spacing:.02em}
.site-nav{margin-left:auto;display:flex;gap:4px;flex-wrap:wrap}
.site-nav a{font-family:var(--font-display);font-weight:700;font-size:.82rem;color:var(--ink);padding:10px 14px;min-height:44px;display:inline-flex;align-items:center;border-radius:8px;position:relative;transition:background .2s var(--ease-out), color .2s var(--ease-out)}
.site-nav a::after{content:"";position:absolute;left:14px;right:14px;bottom:6px;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .22s var(--ease-out)}
.site-nav a:hover{color:var(--ink)}
.site-nav a:hover::after{transform:scaleX(1)}
.site-nav a.active{background:var(--tint-warm);color:var(--ink);border:1px solid var(--line)}
.site-nav a:focus-visible{outline:2px solid var(--primary);outline-offset:2px}

/* ===== Kicker + hero ===== */
.kicker{font-family:var(--font-mono);font-weight:500;font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-deep);margin-bottom:14px}
.hero{padding:clamp(40px,6vw,72px) 0 clamp(32px,4vw,56px);display:grid;grid-template-columns:1.35fr .95fr;gap:clamp(28px,5vw,56px);align-items:start;position:relative}
.hero::before{content:"";position:absolute;inset:-12px -12px auto -12px;height:280px;background:radial-gradient(600px 280px at 20% 0%, color-mix(in srgb, var(--tint) 55%, transparent), transparent 70%), radial-gradient(500px 240px at 85% 10%, color-mix(in srgb, var(--tint-warm) 65%, transparent), transparent 70%);pointer-events:none;z-index:-1}
.hero h1{font-weight:800;font-size:clamp(2.3rem,5.2vw,3.4rem);line-height:0.95;letter-spacing:-.03em;margin-bottom:18px}
.hero h1 br{display:block}
@media (max-width:820px){ .hero h1 br{display:none} }
.hero h1 em{font-style:normal;color:var(--primary)}
.hero p{color:var(--ink-soft);max-width:56ch}
.hero p+p{margin-top:12px}
.hero p a{border-bottom:1px solid var(--accent);text-underline-offset:3px}
.panel{background:var(--surface);border-radius:var(--radius);padding:26px 28px;border:1px solid var(--line);box-shadow:0 8px 24px rgba(74,59,59,.06)}
.panel h2{font-size:1.05rem;font-weight:800;letter-spacing:-.01em;color:var(--primary-deep);margin-bottom:14px;font-family:var(--font-display);text-transform:none}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{background:var(--surface);border:1px solid var(--line);color:var(--ink);font-size:.84rem;font-weight:700;padding:7px 13px;min-height:32px;display:inline-flex;align-items:center;border-radius:999px;transition:transform .18s var(--ease-out), border-color .18s var(--ease-out), background .18s var(--ease-out)}
.chip:hover{border-color:var(--accent);background:var(--tint-warm);transform:translateY(-1px)}
@media (prefers-reduced-motion:reduce){.chip:hover{transform:none}}
@media (hover:hover) and (pointer:fine){ .chip:hover{transform:translateY(-1px)} .card:hover{transform:translateY(-4px)} .member:hover{transform:translateY(-1px)} .button-next:hover{transform:translateY(-1px)} }
.hero{animation:hero-in .42s var(--ease-out) both}
@keyframes hero-in{from{opacity:0;transform:translateY(8px) scale(0.98)}to{opacity:1;transform:translateY(0) scale(1)}}
@media (prefers-reduced-motion:reduce){.hero{animation:none}}
.card:active, .chip:active, .button-next:active, .member:active{transform:scale(0.97)}
.grid4 .card:nth-child(1){animation-delay:0ms}
.grid4 .card:nth-child(2){animation-delay:60ms}
.grid4 .card:nth-child(3){animation-delay:120ms}
.grid4 .card:nth-child(4){animation-delay:180ms}
.kicker::after{content:"";display:block;width:48px;height:1px;background:var(--line);margin-top:10px}

/* ===== Secciones y cards ===== */
.section{padding:clamp(36px,5vw,48px) 0}
.section-title{font-weight:800;font-size:clamp(1.25rem,2.2vw,1.45rem);margin-bottom:8px;text-wrap:balance;letter-spacing:-.015em}
.section-sub{color:var(--ink-soft);font-size:.95rem;margin-bottom:28px;max-width:65ch}
.grid4{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px;display:block;color:var(--ink);transition:transform 180ms cubic-bezier(0.23,1,0.32,1), border-color 180ms ease, background 180ms ease}
.card:hover{transform:translateY(-4px);border-color:var(--accent)}
.card.featured{background:var(--surface);border-color:var(--line);box-shadow:0 8px 24px rgba(74,59,59,.06)}
@media (min-width:900px){ .grid4{grid-template-columns:1.15fr 1fr 1fr} .card.featured{grid-column:span 2; grid-row:span 1; padding:32px} }
.card:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.card .icon{width:48px;height:48px;border-radius:12px;background:var(--tint);display:flex;align-items:center;justify-content:center;margin-bottom:16px;color:var(--primary);border:1px solid color-mix(in srgb, var(--line) 60%, transparent)}
.card h3{font-size:1.05rem;font-weight:800;margin-bottom:6px}
.card p{font-size:.88rem;color:var(--ink-soft);line-height:1.5}
@media (prefers-reduced-motion:reduce){.card:hover{transform:none}}
.empty-state{background:var(--surface);border:1px dashed var(--line);border-radius:var(--radius);padding:28px;text-align:center;color:var(--ink-soft)}
.empty-state h3{color:var(--ink);margin-bottom:6px}

/* ===== Miembros ===== */
.member{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;display:grid;grid-template-columns:104px 1fr;gap:22px;margin-bottom:16px;transition:border-color .2s var(--ease-out), transform .2s var(--ease-out)}
.member:hover{border-color:color-mix(in srgb, var(--accent) 50%, var(--line));transform:translateY(-1px)}
.member img{width:96px;height:96px;object-fit:cover;border-radius:12px;border:3px solid var(--tint);background:var(--tint)}
.member h3{font-size:1.05rem;font-weight:800;text-wrap:balance}
.member .role{font-family:var(--font-mono);font-size:.72rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--accent-deep);margin:2px 0 10px}
.member p{font-size:.9rem;color:var(--ink-soft)}
.member .tags{margin-top:10px;display:flex;flex-wrap:wrap;gap:6px}
.member .tags span{font-size:.74rem;background:var(--tint);color:var(--primary-deep);padding:4px 10px;border-radius:999px;font-weight:700;border:1px solid transparent}
@media (prefers-reduced-motion:reduce){.member:hover{transform:none}}

/* ===== Listas de tutoriales ===== */
.tut-list{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.tut{display:flex;align-items:center;gap:16px;padding:16px 22px;border-bottom:1px solid var(--line);color:var(--ink);transition:background .18s var(--ease-out), padding .18s var(--ease-out);min-height:44px}
.tut:last-child{border-bottom:none}
.tut:hover{background:var(--tint-warm);padding-left:28px}
.tut:focus-visible{outline:2px solid var(--primary);outline-offset:-2px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
#tut-search:focus{outline:2px solid var(--primary);outline-offset:2px;border-color:var(--primary)}
.tut .name{font-family:var(--font-display);font-weight:700;font-size:.95rem}
.tut .desc{color:var(--ink-soft);font-size:.85rem;margin-left:auto;text-align:right}
.tut .arrow{color:var(--accent-deep);font-weight:700}

/* ===== Hero de tutorial (familia simple_plots) ===== */
.tut-hero{padding:48px 0 28px}
.tut-hero h1{font-weight:800;font-size:clamp(1.65rem,3.4vw,2.35rem);letter-spacing:-.02em;text-wrap:balance}
.tut-hero .sub{color:var(--ink-soft);margin-top:8px;max-width:65ch}
.tut-hero .kicker{margin-bottom:10px}
.tutnav{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.tutnav a{background:var(--surface);border:1px solid var(--line);color:var(--primary-deep);font-size:.8rem;font-weight:700;padding:5px 12px;border-radius:999px}
.tutnav a:hover{border-color:var(--accent);background:var(--tint-warm)}

/* ===== Botones next/prev — pager moderno (reemplaza #button_next duplicado) ===== */
.button-next{display:inline-flex;align-items:center;justify-content:center;min-height:44px;background:var(--surface);border:1px solid var(--line);color:var(--ink);font-family:var(--font-display);font-weight:700;font-size:.82rem;padding:8px 16px;border-radius:10px;margin:12px 8px 12px 0;transition:background .18s var(--ease-out), border-color .18s var(--ease-out), transform .18s var(--ease-out)}
.button-next:hover{border-color:var(--ink);background:var(--tint-warm);transform:translateY(-1px)}
.button-next:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
@media (prefers-reduced-motion:reduce){.button-next:hover{transform:none}}
/* Pager tutorial — 3 botones Previous/Index/Next en fila, accesible y sin slop */
.pager{display:flex;gap:12px;flex-wrap:wrap;align-items:center;justify-content:space-between;margin:28px 0;padding:12px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.pager .button-next{flex:1;min-width:140px;margin:0;background:transparent;border:none;padding:0}
.pager .button-next a{display:flex;align-items:center;justify-content:center;gap:6px;width:100%;min-height:44px;padding:10px 16px;border-radius:10px;font-family:var(--font-display);font-weight:700;font-size:.84rem;text-decoration:none;transition:transform 160ms cubic-bezier(0.23,1,0.32,1), background 160ms ease, border-color 160ms ease, color 160ms ease}
.pager .button-next a:active{transform:scale(0.97)}
.pager .button-next:first-child a{background:var(--surface);border:1px solid var(--line);color:var(--ink)}
.pager .button-next:nth-child(2) a{background:var(--surface);border:1px solid var(--line);color:var(--ink)}
.pager .button-next:last-child a{background:var(--surface);border:1px solid var(--ink);color:var(--ink);font-weight:800}
.pager .button-next a:hover{border-color:var(--ink);background:var(--tint-warm);transform:translateY(-1px)}
.pager .button-next:last-child a:hover{background:var(--ink);border-color:var(--ink);color:#fff}
.pager .button-next a:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
@media (hover:hover) and (pointer:fine){ .pager .button-next a:hover{transform:translateY(-1px)} }
@media (prefers-reduced-motion:reduce){ .pager .button-next a:hover{transform:none} }
@media (max-width:600px){ .pager{flex-direction:column} .pager .button-next{width:100%} }

/* ===== Código, figuras y tablas (tutoriales) ===== */
code{font-family:var(--font-mono);font-size:.86em;background:var(--tint);padding:.1em .4em;border-radius:6px}
.code{font-family:var(--font-mono);font-size:.85rem;background:var(--tint);border:1px solid var(--line);border-radius:10px;padding:14px 18px;overflow-x:auto;line-height:1.55;white-space:pre;margin:14px 0}
.figure{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px;text-align:center;margin:18px 0}
.figure img{margin:0 auto;max-width:100%}
.figure figcaption,.figure .cap{font-size:.85rem;color:var(--muted);margin-top:10px;text-align:left}
table.data{width:100%;border-collapse:collapse;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;font-size:.92rem;margin:16px 0}
table.data th{font-family:var(--font-display);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);text-align:left;padding:10px 14px;border-bottom:2px solid var(--primary)}
table.data td{padding:11px 14px;border-bottom:1px solid var(--line)}
table.data tr:last-child td{border-bottom:none}
table.data tr:hover td{background:var(--tint-warm)}

/* ===== Footer ===== */
.site-footer{background:var(--ink);color:#E8DDD3;margin-top:56px}
.site-footer .wrap{padding:40px 24px;display:flex;flex-wrap:wrap;gap:28px;align-items:center;justify-content:space-between}
.fbrand{font-family:var(--font-display);font-weight:800}
.fbrand small{display:block;font-family:var(--font-body);font-weight:400;font-size:.75rem;color:#B9A8A8}
.site-footer nav{display:flex;gap:4px;flex-wrap:wrap}
.site-footer nav a{color:#E8DDD3;font-size:.85rem;padding:8px 12px;min-height:44px;display:inline-flex;align-items:center;border-radius:8px;transition:color .18s var(--ease-out)}
.site-footer nav a:hover{color:var(--accent)}
.site-footer nav a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* ================================================================
   COMPAT - clases heredadas de los tutoriales y páginas 2015-2021,
   estiladas con los mismos tokens. Permite migrar head/header/footer
   sin reescribir los cuerpos de las ~80 páginas de tutorial.
   ================================================================ */
.mainFrame{max-width:var(--wrap);margin:0 auto;padding:24px}
.about{margin-bottom:24px}
.resint{background:var(--tint);border-radius:var(--radius);padding:20px 24px;margin-top:16px}
.index{margin:18px 0}
.subtitle{font-family:var(--font-display);font-weight:800;font-size:1.25rem;display:block;margin:18px 0 10px}
#ghost{margin-top:8px}
.tit1{font-family:var(--font-display);font-weight:800;font-size:1.4rem;display:block;margin:24px 0 10px}
#info_left,#info_right,.info_left{display:block;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:10px 16px;margin:8px 0;transition:.15s}
#info_left:hover,#info_right:hover,.info_left:hover{border-color:var(--accent);background:var(--tint-warm)}
#info_left a,#info_right a,.info_left a{color:var(--primary-deep);font-weight:700;display:block}
.inflef{display:block}
#panel_poster{max-width:var(--wrap);margin:24px auto;padding:0 24px;display:grid;grid-template-columns:1.35fr .95fr;gap:clamp(24px,4vw,40px);align-items:start}
#panel_poster>.pager{grid-column:1/-1;margin:20px 0 0;width:100%;align-self:stretch}
#panel_poster>.button-next{grid-column:1/-1;margin:0} /* compat: botones sueltos sin envolver aún */
#panel_poster #course_left, #panel_poster #course_right{max-width:none;margin:0;padding:0;min-width:0}
#panel_poster #course_right .cmd_emul{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;line-height:1.6}
#course_center{max-width:var(--wrap);margin:0 auto;padding:12px 24px 0;display:flex;flex-wrap:wrap;gap:18px;justify-content:center}
#course_center .mol_vib{max-width:220px;height:auto;border-radius:10px;border:1px solid var(--line)}
#main_poster-l,.main_poster-r{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
#course_left{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.left_title .title,.left_title{font-family:var(--font-display);font-weight:800;font-size:1.5rem;display:block;margin:24px 0 12px}
.left_cont .cont,.cont{color:var(--ink-soft)}
.cmd{font-family:var(--font-mono);font-weight:600;font-size:.92em;color:var(--accent-deep)}
.exp{color:var(--ink-soft);font-size:.94rem}
.dial{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px 22px;margin:16px 0}
.member_block{margin-bottom:16px}
.member_item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;display:grid;grid-template-columns:96px 1fr;gap:22px;margin-bottom:16px}
.imgitem{width:96px;height:96px;object-fit:cover;border-radius:12px;border:3px solid var(--tint)}
.membox .titel{font-family:var(--font-display);font-size:1.05rem;font-weight:700}
.membox .subtitel{font-family:var(--font-mono);font-size:.72rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--accent-deep);display:block;margin:10px 0 4px}
.membox .job{font-weight:700}
.interests,.contact{margin-top:8px}
.button{color:var(--primary-deep);font-weight:700}
emph{color:var(--primary);font-style:normal;font-weight:700}
#container{max-width:var(--wrap);margin:0 auto;padding:0 24px}
#content{padding:16px 0}
#article{max-width:75ch}
.metadata,.timestamp{color:var(--muted);font-size:.85rem;margin-bottom:10px}
.archive .category{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0;color:var(--muted);font-size:.85rem}
.archive .category a{background:var(--surface);border:1px solid var(--line);color:var(--primary-deep);font-weight:700;font-size:.8rem;padding:5px 12px;border-radius:999px}
.archive .category a:hover{border-color:var(--accent);background:var(--tint-warm)}
.divider{display:none}
.banner-title,.banner-subtitle{display:none} /* el script reemplaza #banner por .site-header + .tut-hero */
table[width]{width:100%!important;max-width:100%}
[alink],[link],[vlink]{background:var(--bg)} /* body attrs heredados quedan neutralizados por body{} */

/* ===== Dark: cálido profundo (prefers-color-scheme) ===== */
@media (prefers-color-scheme: dark){
  :root{ --bg:#1E1A1E; --surface:#2A2426; --ink:#EDE4DE; --ink-soft:#C9B8B0; --muted:#9A8A84; --tint:#2F2630; --tint-warm:#332A2A; --line:#3D3436 }
  body{ background:var(--bg); color:var(--ink) }
  .site-header{ background:color-mix(in srgb, var(--bg) 88%, transparent); border-bottom-color:var(--line) }
  .card,.member,.figure,.tut-list,table.data{ background:var(--surface); border-color:var(--line) }
  .site-footer{ background:#121010 }
  code,.code{ background:var(--tint); border-color:var(--line) }
}

/* ===== Responsive & print ===== */
@media (max-width:820px){
  .hero{grid-template-columns:1fr;gap:28px;padding:48px 0 36px}
  .hero::before{height:200px}
  .site-header .nav{flex-wrap:wrap}
  .site-nav{margin-left:0}
  .member,.member_item{grid-template-columns:72px 1fr}
  .member img,.imgitem{width:72px;height:72px}
  #panel_poster{grid-template-columns:1fr}
}
/* ===== TOC sticky (80 tutoriales) ===== */
.toc-wrap{display:grid;grid-template-columns:220px 1fr;gap:28px;align-items:start;max-width:var(--wrap);margin:0 auto;padding:0 24px}
#toc{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;position:sticky;top:84px;max-height:calc(100vh - 100px);overflow:auto;align-self:start}
#toc h2{font-family:var(--font-mono);font-size:.72rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:10px}
#toc ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}
#toc li{margin:0}
#toc a{display:block;padding:6px 10px;border-radius:8px;color:var(--ink-soft);font-size:.84rem;line-height:1.35;transition:background .18s var(--ease-out), color .18s var(--ease-out)}
#toc a:hover{background:var(--tint);color:var(--ink)}
#toc a.active{background:var(--tint);color:var(--primary-deep);font-weight:700;box-shadow:inset 3px 0 0 var(--primary)}
#toc li.sub a{padding-left:22px;font-size:.8rem;opacity:.9}
@media (max-width:1100px){ .toc-wrap{grid-template-columns:1fr} #toc{position:static;max-height:none;display:block} #toc ul{flex-direction:row;flex-wrap:wrap;gap:6px} #toc a{border:1px solid var(--line);padding:6px 12px;border-radius:999px;background:var(--surface);white-space:nowrap} }
@media print{ #toc{ display:none } }

@media print{
  .site-header,.site-footer,.tutnav,.button-next{ display:none }
  body{ background:#fff; color:#000 }
  a{ color:#000; text-decoration:underline }
  .hero,.panel,.card,.member,.figure{ border:1px solid #ccc; box-shadow:none }
}

/* ===== Rediseño 2026 — encabezados de página, botones, personas, filas =====
   Todo lo de abajo es aditivo o va scopeado (.grid4.cols4, .people-grid,
   .tut-list.rows) para no alterar las ~80 páginas ya migradas. */

/* Encabezado de página interior: las páginas internas no tenían h1 */
.page-head{padding:56px 0 8px;border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:12px}
.page-head h1{font-family:var(--font-display);font-weight:800;font-size:clamp(2rem,4.2vw,2.6rem);line-height:1.02;letter-spacing:-.03em;text-wrap:balance}
.page-head .kicker{margin-bottom:0}
.page-head .sub{color:var(--ink-soft);font-size:1.02rem;max-width:60ch}
.page-head .meta{display:flex;gap:10px;flex-wrap:wrap;margin:4px 0 24px}

/* Botones con jerarquía real (el CTA del hero era el ghost del pager) */
.btn{display:inline-flex;align-items:center;gap:9px;min-height:46px;padding:12px 20px;border-radius:10px;font-family:var(--font-display);font-weight:700;font-size:.86rem;transition:background .18s var(--ease-out),border-color .18s var(--ease-out),color .18s var(--ease-out),transform .18s var(--ease-out)}
.btn-primary{background:var(--primary);color:#fff;border:1px solid var(--primary)}
.btn-primary:hover{background:var(--primary-deep);color:#fff}
.btn-ghost{background:var(--surface);color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{background:var(--tint-warm);border-color:var(--ink);color:var(--ink)}
.btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.btn:active{transform:scale(.97)}
@media (hover:hover) and (pointer:fine){ .btn:hover{transform:translateY(-1px)} }
@media (prefers-reduced-motion:reduce){ .btn:hover{transform:none} }

/* Cabecera de sección con regla y etiqueta a la derecha */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:24px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.section-head h2{font-family:var(--font-display);font-weight:800;font-size:clamp(1.15rem,2vw,1.35rem);letter-spacing:-.015em}
.section-head .section-sub{margin:8px 0 0}
.label{font-family:var(--font-mono);font-size:.68rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}

/* Tarjetas de navegación de portada (4 iguales, sin el hueco del featured) */
.grid4.cols4{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card.nav-card{display:flex;flex-direction:column;gap:10px}
.card.nav-card .icon{margin-bottom:6px}
.card.nav-card .go{margin-top:auto;padding-top:14px;font-family:var(--font-mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--accent-deep);display:flex;align-items:center;gap:8px}

/* Meta de herramientas dentro del panel del hero */
.stack-meta{margin-top:22px;padding-top:18px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:7px}
.stack-meta .val{font-family:var(--font-mono);font-size:.82rem;color:var(--ink-soft)}

/* Personas en rejilla: una sola columna daba líneas de ~110 caracteres */
.people-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(420px,1fr));gap:20px}
.people-grid .member{display:flex;flex-direction:column;gap:14px;padding:24px;margin-bottom:0}
.people-grid .member .top{display:flex;align-items:center;gap:16px}
.people-grid .member img{width:76px;height:76px;border-radius:12px;flex-shrink:0}
.people-grid .member .role{margin:5px 0 0}
.people-grid .member .bio{font-size:.9rem;color:var(--ink-soft);line-height:1.55;max-width:52ch}
.people-grid .member .tags{margin-top:0}
.people-grid .member .links{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;font-size:.82rem}
.people-grid .member .links .mail{font-family:var(--font-mono);font-size:.78rem;color:var(--ink-soft)}
.people-grid .member .links a{display:inline-flex;align-items:center;gap:5px;font-weight:700}

/* Alumni: lista compacta en vez de ficha de miembro con la foto vacía */
.alumni{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.alumni .row{display:grid;grid-template-columns:250px 170px 1fr;gap:20px;align-items:baseline;padding:16px 22px;border-bottom:1px solid var(--line)}
.alumni .row:last-child{border-bottom:none}
.alumni .nm{font-family:var(--font-display);font-weight:700;font-size:.92rem}
.alumni .deg{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.alumni .th{font-size:.86rem;color:var(--ink-soft);line-height:1.5}

/* Campo de filtro como componente del sistema */
.field{display:flex;align-items:center;gap:10px;width:100%;max-width:420px;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:0 14px;height:46px;color:var(--muted)}
.field input{border:none;outline:none;background:transparent;font:inherit;font-size:.92rem;color:var(--ink);width:100%;min-height:44px}
.field:focus-within{border-color:var(--primary);outline:2px solid var(--primary);outline-offset:2px}

/* Filas de tutorial alineadas (la descripción ya no se va al extremo derecho) */
.tut-list.rows .tut{display:grid;grid-template-columns:190px 1fr 28px;gap:20px;align-items:center;padding:20px 24px}
.tut-list.rows .tut .tut-main{display:flex;flex-direction:column;min-width:0}
.tut-list.rows .tut:hover{padding-left:24px;background:var(--tint-warm)}
.tut-list.rows .tut .desc{margin-left:0;text-align:left;max-width:64ch}
.tut-list.rows .tut .tag{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-top:4px}
.tut-list.rows .tut .arrow{text-align:right}
.tut-list.rows.compact .tut{padding:14px 24px}
.tut-list.rows.compact .tut:hover{padding-left:24px}
.tut-list.rows.compact .tut .name{font-size:.9rem;color:var(--ink-soft)}
.tut-list.rows.compact .tut .desc{font-size:.84rem}

/* Footer en columnas etiquetadas */
.site-footer .wrap{align-items:flex-start}
.site-footer nav.fcols{display:flex;gap:56px;flex-wrap:wrap}
.fcol{display:flex;flex-direction:column;gap:2px}
.fcol .flabel{font-family:var(--font-mono);font-size:.68rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:#B9A8A8;margin-bottom:4px}
.site-footer nav.fcols a{padding:8px 0;min-height:44px}

@media (max-width:820px){
  .page-head{padding:36px 0 8px}
  .people-grid{grid-template-columns:1fr}
  .alumni .row{grid-template-columns:1fr;gap:4px}
  .tut-list.rows .tut{grid-template-columns:1fr 28px;gap:6px 16px}
  .tut-list.rows .tut > .tut-main{grid-column:1;grid-row:1}
  .tut-list.rows .tut .desc{grid-column:1;grid-row:2}
  .tut-list.rows .tut .arrow{grid-column:2;grid-row:1 / span 2;align-self:center}
  .site-footer nav.fcols{gap:32px}
}

/* ===== Menú móvil (≤820px) ===== */
.nav-btn{display:none;margin-left:auto;width:44px;height:44px;align-items:center;justify-content:center;flex:none;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--ink);cursor:pointer;padding:0}
.nav-btn:hover{background:var(--tint-warm);border-color:var(--ink)}
.nav-btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
@media (max-width:820px){
  .site-header .nav{flex-wrap:nowrap;position:relative;gap:12px}
  .nav-btn{display:inline-flex}
  .site-nav{display:none;position:absolute;top:100%;left:0;right:0;margin:10px 0 0;flex-direction:column;gap:2px;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:8px;box-shadow:0 12px 32px rgba(74,59,59,.12)}
  .site-nav[data-open]{display:flex}
  .site-nav a{width:100%;font-size:.9rem}
  .site-nav a::after{display:none}
}
@media (max-width:560px){
  .wordmark{font-size:1.05rem}
  .wordmark small{display:none}
  .brand img{height:44px}
}