:root {
  --bg: #eef1f5; --card: rgba(255,255,255,.86); --ink: #0f1b2d; --sub: #4b5563; --mut: #6b7280; --line: rgba(15,27,45,.09);
  --navy: #12305a; --teal: #0f766e; --gold: #b7791f; --acc: #1d4ed8;
  --ia: #7c3aed; --legal: #b45309; --resp: #0f766e; --sis: #1d4ed8; --dec: #be123c;
  --r: 20px; --sh: 0 1px 2px rgba(15,27,45,.05), 0 14px 34px rgba(15,27,45,.07);
  --font: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--font); color: var(--ink); background:
  radial-gradient(900px 500px at 8% -5%, rgba(29,78,216,.12), transparent 60%),
  radial-gradient(800px 500px at 100% 10%, rgba(15,118,110,.12), transparent 60%),
  radial-gradient(rgba(15,27,45,.06) 1px, transparent 1px) 0 0 / 22px 22px, var(--bg);
  min-height: 100vh; line-height: 1.55; -webkit-font-smoothing: antialiased; }
a { color: var(--acc); }
code { font-size: .92em; }

/* encabezado fijo */
.cab { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.78); backdrop-filter: blur(16px) saturate(160%); -webkit-backdrop-filter: blur(16px) saturate(160%); border-bottom: 1px solid var(--line); }
.cab-in { max-width: 1180px; margin: 0 auto; padding: 12px 20px 6px; display: flex; align-items: center; gap: 14px; }
.logo { height: 44px; width: auto; border-radius: 10px; box-shadow: 0 0 0 1px var(--line); }
.cab-tit { flex: 1; min-width: 0; }
.eyebrow { font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--teal); }
.cab h1 { margin: 2px 0 0; font-size: 19px; font-weight: 700; letter-spacing: -.02em; }
.badge { font-size: 11.5px; font-weight: 600; color: var(--navy); background: #fff; border: 1px solid var(--line); padding: 5px 11px; border-radius: 999px; white-space: nowrap; }
.tabs { max-width: 1180px; margin: 0 auto; padding: 4px 20px 10px; display: flex; gap: 6px; }
.tab { border: 1px solid transparent; background: transparent; color: var(--sub); font: 600 13.5px var(--font); padding: 8px 16px; border-radius: 12px; cursor: pointer; }
.tab:hover { background: rgba(15,27,45,.05); color: var(--ink); }
.tab[aria-selected="true"] { background: #fff; color: var(--ink); border-color: var(--line); box-shadow: 0 1px 2px rgba(15,27,45,.06), 0 4px 12px rgba(15,27,45,.06); }

main { max-width: 1180px; margin: 0 auto; padding: 22px 20px 40px; }
.panel[hidden] { display: none; }

/* portada */
.hero { display: grid; grid-template-columns: minmax(0,1.5fr) minmax(0,1fr); gap: 22px; align-items: center; background: linear-gradient(135deg, #12305a, #0f4c75 55%, #0f766e); color: #fff; border-radius: 26px; padding: 30px; box-shadow: var(--sh); }
.kicker { margin: 0 0 6px; font-size: 12px; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; color: #99f6e4; }
.hero h2 { margin: 0 0 10px; font-size: 26px; line-height: 1.25; letter-spacing: -.02em; }
.hero h2 em { font-style: normal; color: #fde68a; }
.hero .lead { color: #dbeafe; margin: 0; font-size: 14.5px; }
.kpis { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.kpi { background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.18); border-radius: 16px; padding: 14px; }
.kpi b { display: block; font-size: 26px; font-weight: 800; letter-spacing: -.02em; }
.kpi span { font-size: 12px; color: #dbeafe; }

.indice { display: flex; flex-wrap: wrap; gap: 6px; margin: 18px 0; }
.indice a { text-decoration: none; font-size: 12.5px; font-weight: 600; color: var(--sub); background: var(--card); border: 1px solid var(--line); padding: 6px 12px; border-radius: 999px; }
.indice a:hover { color: var(--ink); border-color: #c7d2fe; }

.card { background: var(--card); border: 1px solid rgba(255,255,255,.9); border-radius: var(--r); box-shadow: var(--sh); padding: 22px 24px; margin-bottom: 16px; backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); scroll-margin-top: 130px; }
.card h3 { margin: 0 0 12px; font-size: 18px; letter-spacing: -.01em; display: flex; align-items: center; gap: 10px; }
.card h4 { margin: 18px 0 8px; font-size: 14px; }
.n { display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 9px; background: var(--navy); color: #fff; font-size: 13px; font-weight: 700; flex: 0 0 auto; }
.card p { margin: 0 0 10px; color: var(--sub); font-size: 14px; }
.card p strong, .card li strong { color: var(--ink); }
.nota { font-size: 12.5px !important; color: var(--mut) !important; }
.tres { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 12px; margin-top: 6px; }
.tres div, .mini { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 14px; }
.tres b, .mini b { display: block; font-size: 14px; margin-bottom: 4px; }
.tres span, .mini span { font-size: 13px; color: var(--sub); }
.grid3 { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 12px; }
.tb { width: 100%; border-collapse: collapse; font-size: 13px; margin: 6px 0 10px; }
.tb th { text-align: left; font-size: 11px; letter-spacing: .05em; text-transform: uppercase; color: var(--mut); padding: 8px 10px; border-bottom: 1px solid var(--line); }
.tb td { padding: 10px; border-bottom: 1px solid var(--line); vertical-align: top; color: var(--sub); }
.tb tr.rec td { background: rgba(15,118,110,.06); }
.lista { margin: 0; padding-left: 18px; font-size: 14px; color: var(--sub); }
.lista li { margin: 5px 0; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.chips span { font-size: 12px; background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: 5px 10px; color: var(--ink); }
.dec { margin: 0; padding-left: 20px; font-size: 14px; color: var(--sub); }
.dec li { margin: 6px 0; }

/* arquitectura */
.arq { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1.3fr) minmax(0,1fr); gap: 14px; align-items: stretch; margin: 4px 0 10px; }
.arq-col { display: flex; flex-direction: column; gap: 10px; }
.arq-tit { font-size: 11px; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; color: var(--mut); text-align: center; }
.blq { text-align: left; border: 1px solid var(--line); border-left: 4px solid var(--c, var(--sis)); background: #fff; border-radius: 14px; padding: 11px 13px; cursor: pointer; font: inherit; color: var(--ink); transition: transform .15s, box-shadow .15s; }
.blq:hover, .blq:focus-visible { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(15,27,45,.1); outline: none; }
.blq b { display: block; font-size: 13.5px; }
.blq span { font-size: 12px; color: var(--mut); }
.arq-centro { background: linear-gradient(180deg, rgba(29,78,216,.06), rgba(15,118,110,.06)); border: 1px dashed #c7d2fe; border-radius: 18px; padding: 10px; }

/* gantt */
.gantt { display: grid; gap: 6px; font-size: 12.5px; margin: 4px 0 10px; }
.g-row { display: grid; grid-template-columns: minmax(170px, 260px) minmax(0,1fr); gap: 10px; align-items: center; }
.g-lab b { display: block; font-size: 13px; }
.g-lab span { color: var(--mut); font-size: 11.5px; }
.g-bar { position: relative; height: 30px; background: repeating-linear-gradient(90deg, rgba(15,27,45,.05) 0 1px, transparent 1px calc(100% / 14)); border-radius: 8px; }
.g-bar i { position: absolute; top: 4px; bottom: 4px; border-radius: 7px; background: var(--c); display: flex; align-items: center; padding: 0 8px; color: #fff; font-style: normal; font-size: 11px; font-weight: 600; white-space: nowrap; overflow: hidden; cursor: pointer; }
.g-ax { display: grid; grid-template-columns: repeat(14, 1fr); font-size: 10.5px; color: var(--mut); text-align: center; }

/* flujos */
.fl-cab { display: flex; justify-content: space-between; gap: 16px; align-items: flex-end; flex-wrap: wrap; margin-bottom: 14px; }
.fl-cab h2 { margin: 0 0 4px; font-size: 24px; letter-spacing: -.02em; }
.fl-cab .lead { margin: 0; color: var(--sub); font-size: 14px; max-width: 640px; }
.ley { display: flex; flex-wrap: wrap; gap: 6px 12px; font-size: 12px; color: var(--sub); }
.ley span { display: inline-flex; align-items: center; gap: 6px; }
.lg { width: 12px; height: 12px; border-radius: 4px; display: inline-block; }
.lg.ia { background: var(--ia); } .lg.legal { background: var(--legal); } .lg.resp { background: var(--resp); } .lg.sis { background: var(--sis); } .lg.dec { background: var(--dec); transform: rotate(45deg) scale(.85); }
.fl-sel { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.fl-sel button { border: 1px solid var(--line); background: var(--card); padding: 9px 14px; border-radius: 14px; cursor: pointer; font: 600 13px var(--font); color: var(--sub); }
.fl-sel button[aria-selected="true"] { background: var(--navy); color: #fff; border-color: transparent; box-shadow: 0 8px 20px rgba(18,48,90,.25); }
.fl-desc { font-size: 13.5px; color: var(--sub); margin: 0 0 14px; }
.fl-lienzo { background: var(--card); border: 1px solid rgba(255,255,255,.9); border-radius: 24px; box-shadow: var(--sh); padding: 22px; }
.carril { display: flex; flex-wrap: wrap; align-items: stretch; gap: 0; row-gap: 18px; }
.paso { position: relative; display: flex; align-items: center; }
.nodo { width: 190px; text-align: left; border: 1px solid var(--line); border-top: 4px solid var(--c); background: #fff; border-radius: 16px; padding: 12px 13px 11px; cursor: pointer; font: inherit; color: var(--ink); min-height: 112px; display: flex; flex-direction: column; gap: 4px; transition: transform .15s, box-shadow .15s; animation: entra .35s ease-out both; animation-delay: calc(var(--i) * 45ms); }
.nodo:hover, .nodo:focus-visible { transform: translateY(-3px); box-shadow: 0 14px 30px rgba(15,27,45,.12); outline: none; }
.nodo .num { font-size: 10.5px; font-weight: 700; letter-spacing: .06em; color: var(--c); text-transform: uppercase; }
.nodo b { font-size: 13.5px; line-height: 1.3; }
.nodo span.d { font-size: 12px; color: var(--mut); line-height: 1.4; }
.nodo .req { margin-top: auto; font-size: 10.5px; font-weight: 600; color: var(--sub); background: #f1f5f9; border-radius: 6px; padding: 2px 6px; align-self: flex-start; }
.nodo.decision { border-top: 0; border: 2px dashed var(--dec); background: #fff1f2; }
.nodo.decision .num { color: var(--dec); }
.ramas { display: flex; flex-direction: column; gap: 4px; margin-top: 6px; }
.ramas em { font-style: normal; font-size: 11.5px; background: #fff; border: 1px solid #fecdd3; border-radius: 8px; padding: 3px 7px; color: #9f1239; }
.flecha { width: 34px; flex: 0 0 34px; display: grid; place-items: center; color: #94a3b8; }
.flecha svg { width: 26px; height: 14px; }
.flecha path { stroke-dasharray: 4 4; animation: fluye 1.2s linear infinite; }
@keyframes fluye { to { stroke-dashoffset: -16; } }
@keyframes entra { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.fl-fin { margin-top: 18px; display: flex; flex-wrap: wrap; gap: 8px; }
.fl-fin span { font-size: 12px; border-radius: 999px; padding: 5px 11px; background: #f1f5f9; color: var(--sub); }

/* ventana con fondo difuminado */
.modal { position: fixed; inset: 0; z-index: 100; display: flex; align-items: flex-start; justify-content: center; padding: 8vh 16px; background: rgba(15,27,45,.28); backdrop-filter: blur(10px) saturate(140%); -webkit-backdrop-filter: blur(10px) saturate(140%); overflow-y: auto; animation: aparece .18s ease-out; }
.modal[hidden] { display: none; }
@keyframes aparece { from { opacity: 0; } to { opacity: 1; } }
.m-panel { width: min(620px, 100%); background: rgba(255,255,255,.96); border-radius: 22px; box-shadow: 0 30px 80px rgba(15,27,45,.28); overflow: hidden; }
.m-cab { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; padding: 18px 20px 12px; border-bottom: 1px solid var(--line); }
.m-cab .q { font-size: 11px; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; }
.m-cab h3 { margin: 2px 0 0; font-size: 18px; }
.m-x { width: 36px; height: 36px; border-radius: 11px; border: 1px solid var(--line); background: #fff; cursor: pointer; font-size: 15px; flex: 0 0 auto; }
.m-body { padding: 16px 20px 20px; font-size: 14px; color: var(--sub); }
.m-body dl { margin: 0; display: grid; grid-template-columns: 120px 1fr; gap: 8px 12px; }
.m-body dt { font-weight: 700; color: var(--ink); font-size: 12.5px; }
.m-body dd { margin: 0; }
body.lock { overflow: hidden; }

.pie { text-align: center; font-size: 12px; color: var(--mut); padding: 10px 20px 30px; }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding: 22px; }
  .tres, .grid3 { grid-template-columns: 1fr; }
  .arq { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .cab-in { padding: 10px 14px 4px; }
  .cab h1 { font-size: 15px; }
  .badge { display: none; }
  .logo { height: 36px; }
  .tabs { padding: 4px 14px 8px; }
  main { padding: 16px 12px 30px; }
  .hero h2 { font-size: 20px; }
  .card { padding: 18px 16px; }
  .tb { display: block; overflow-x: auto; white-space: normal; }
  .g-row { grid-template-columns: 1fr; gap: 4px; }
  .carril { flex-direction: column; align-items: stretch; }
  .paso { flex-direction: column; align-items: stretch; }
  .nodo { width: 100%; min-height: 0; }
  .flecha { width: 100%; height: 26px; flex-basis: 26px; }
  .flecha svg { transform: rotate(90deg); }
  .m-body dl { grid-template-columns: 1fr; gap: 2px; }
  .m-body dd { margin-bottom: 8px; }
  .fl-lienzo { padding: 14px; }
}
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }
@media print { .cab { position: static; } .tabs, .indice, .modal { display: none !important; } .panel[hidden] { display: block !important; } }