:root {
  --ink: #07172b;
  --ink-2: #0b2341;
  --navy: #113d87;
  --blue: #1766c2;
  --blue-soft: #93bfff;
  --gold: #c5a04c;
  --gold-soft: #e6cd8a;
  --white: #f8fbff;
  --text: #eef5fc;
  --muted: #b7c6d6;
  --line: rgba(255,255,255,.16);
  --glass: rgba(255,255,255,.095);
  --shadow: 0 30px 90px rgba(0,0,0,.34);
  --max: 1440px;
}

* { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  min-height: 100%;
  background: #061422;
  background-color: #061422;
  color-scheme: dark;
  overscroll-behavior-y: none;
}

body {
  margin: 0;
  width: 100%;
  min-height: 100vh;
  min-height: 100dvh;
  background-color: #061422;
  color: var(--text);
  background:
    radial-gradient(circle at 16% -10%, rgba(23,102,194,.36), transparent 35%),
    radial-gradient(circle at 92% 8%, rgba(197,160,76,.18), transparent 27%),
    linear-gradient(180deg, #07172b 0%, #091d36 45%, #061422 100%);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  overflow-x: hidden;
}
body.viewer-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }

.ambient {
  position: fixed;
  z-index: -2;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}
.ambient-a { width: 460px; height: 460px; left: -160px; top: 18vh; background: rgba(20,100,198,.15); }
.ambient-b { width: 520px; height: 520px; right: -170px; top: 55vh; background: rgba(196,160,76,.10); }
.surface {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,.12), rgba(255,255,255,.065));
  box-shadow: var(--shadow);
  backdrop-filter: blur(22px) saturate(120%);
  -webkit-backdrop-filter: blur(22px) saturate(120%);
}
.site-header, main, .site-footer { width: min(calc(100% - 36px), var(--max)); margin-inline: auto; }
.site-header { padding: calc(22px + env(safe-area-inset-top)) 0 16px; }
.brand-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) 1px minmax(240px, .9fr);
  align-items: center;
  gap: 28px;
  padding: 20px 28px;
  border-radius: 28px;
  background: rgba(250,252,255,.94);
  border-color: rgba(255,255,255,.74);
  box-shadow: 0 22px 70px rgba(0,0,0,.24);
}
.brand-primary { display: flex; align-items: center; }
.brand-secondary { display: flex; align-items: center; justify-content: flex-end; }
.brand-primary img { width: min(100%, 760px); }
.brand-secondary img { width: min(64%, 380px); margin-left: auto; }

.brand-divider { height: 82px; background: linear-gradient(180deg, transparent, rgba(13,54,104,.28), transparent); }

.hero {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
  gap: 24px;
  align-items: stretch;
  padding: 14px 0 24px;
}
.hero-copy, .hero-art { border-radius: 34px; overflow: hidden; }
.hero-copy { padding: clamp(30px, 4vw, 56px); position: relative; }
.hero-copy::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(135deg, rgba(23,102,194,.18), transparent 48%, rgba(197,160,76,.10));
}
.hero-copy > * { position: relative; z-index: 1; }
.kicker, .chapter-number {
  display: inline-block;
  color: #a9c9f8;
  text-transform: uppercase;
  letter-spacing: .19em;
  font-size: .76rem;
  font-weight: 780;
}
h1 {
  margin: 14px 0 0;
  font-size: clamp(4rem, 8vw, 7.7rem);
  line-height: .83;
  letter-spacing: -.065em;
  font-weight: 760;
}
h1 span { color: var(--gold-soft); }
.hero-lead {
  max-width: 58ch;
  margin: 26px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.3vw, 1.16rem);
  line-height: 1.72;
}
.hero-dates { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 26px; }
.date-pill {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 15px;
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 999px;
  background: rgba(255,255,255,.07);
}
.date-pill strong { font-size: 1.3rem; color: var(--white); }
.date-pill span { font-size: .77rem; color: var(--muted); letter-spacing: .08em; }
.date-note { margin-top: 13px; color: var(--gold-soft); font-size: .9rem; letter-spacing: .03em; }
.hero-forum-meta {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(270px, 1.1fr);
  gap: 20px;
  align-items: start;
  margin-top: 26px;
  padding-top: 22px;
  border-top: 1px solid rgba(255,255,255,.12);
}
.hero-forum-meta .hero-dates { margin-top: 0; }
.hero-speakers {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 14px;
}
.speaker-item {
  min-width: 0;
  padding: 10px 12px;
  border-left: 1px solid rgba(230,205,138,.42);
  background: linear-gradient(90deg, rgba(255,255,255,.045), transparent);
}
.speaker-item span {
  display: block;
  margin-bottom: 3px;
  color: #9fb7cf;
  font-size: .62rem;
  font-weight: 760;
  text-transform: uppercase;
  letter-spacing: .12em;
}
.speaker-item strong {
  display: block;
  color: #f1f6fb;
  font-size: .78rem;
  font-weight: 650;
  line-height: 1.28;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 11px; margin-top: 30px; }
.button {
  min-height: 48px;
  padding: 0 19px;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 730;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button-primary { background: linear-gradient(180deg, #f8fbff, #d7e5f3); color: #08162c; box-shadow: 0 12px 28px rgba(0,0,0,.18); }
.button-ghost { color: var(--white); background: rgba(255,255,255,.075); border: 1px solid rgba(255,255,255,.15); }
.button-gold { color: #17150f; background: linear-gradient(180deg, #f1db9a, #c7a352); box-shadow: 0 12px 30px rgba(197,160,76,.18); }

.hero-art { position: relative; min-height: 520px; background: rgba(255,255,255,.06); }
.art-layer { position: absolute; overflow: hidden; border-radius: 24px; box-shadow: 0 28px 70px rgba(0,0,0,.34); }
.art-layer img { width: 100%; height: 100%; object-fit: cover; }
.art-main { inset: 26px 22px 56px 48px; transform: rotate(-1.4deg); }
.art-secondary { width: 54%; height: 40%; right: 12px; bottom: 16px; transform: rotate(2.2deg); border: 1px solid rgba(255,255,255,.2); }
.hero-art-line { position: absolute; width: 62%; height: 1px; left: 5%; bottom: 20%; background: linear-gradient(90deg, transparent, var(--gold-soft), transparent); opacity: .65; }

.principle-strip {
  display: grid;
  grid-template-columns: auto 1fr auto 1fr auto 1fr;
  align-items: center;
  gap: 18px;
  padding: 20px 26px;
  margin: 8px 0 40px;
  border-radius: 24px;
}
.principle-index { color: var(--gold-soft); font-size: .78rem; letter-spacing: .16em; }
.principle-strip div { display: grid; gap: 3px; }
.principle-strip strong { font-size: 1.08rem; }
.principle-strip span { color: var(--muted); font-size: .86rem; }
.principle-strip i { width: 1px; height: 38px; background: rgba(255,255,255,.14); }

.chapter {
  display: grid;
  grid-template-columns: minmax(250px, .34fr) minmax(0, 1fr);
  gap: 30px;
  align-items: center;
  padding: 34px 0 58px;
  scroll-margin-top: 24px;
}
.chapter-reverse { grid-template-columns: minmax(0,1fr) minmax(250px,.34fr); }
.chapter-reverse .chapter-copy { order: 2; }
.chapter-reverse .video-shell { order: 1; }
.chapter-copy h2, .presentation-copy h2 {
  margin: 11px 0 12px;
  font-size: clamp(2.35rem, 4.8vw, 4.1rem);
  line-height: .95;
  letter-spacing: -.045em;
}
.chapter-copy p, .presentation-copy p { margin: 0; color: var(--muted); line-height: 1.7; }
.text-link { display: inline-flex; gap: 8px; margin-top: 20px; color: var(--gold-soft); font-weight: 700; }
.video-shell { padding: 14px; border-radius: 30px; }
.video-frame { position: relative; padding-top: 56.25%; border-radius: 21px; overflow: hidden; background: #02060b; }
.video-frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

.presentation-section { padding: 16px 0 56px; scroll-margin-top: 24px; }
.presentation-preview {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, .85fr);
  gap: 30px;
  padding: 20px;
  border-radius: 32px;
  align-items: center;
}
.presentation-image { position: relative; border-radius: 22px; overflow: hidden; background: #fff; }
.presentation-image img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.presentation-shine { position: absolute; inset: 0; background: linear-gradient(115deg, transparent 38%, rgba(255,255,255,.22) 50%, transparent 62%); transform: translateX(-110%); animation: shine 7s ease-in-out infinite; }
@keyframes shine { 0%,72% { transform: translateX(-110%); } 100% { transform: translateX(110%); } }
.presentation-copy { padding: 14px 18px 14px 4px; }
.presentation-intro { max-width: 54ch; }
.presentation-speaker {
  display: inline-grid;
  gap: 4px;
  margin: 22px 0 25px;
  padding: 12px 16px 12px 15px;
  border-left: 2px solid var(--gold-soft);
  background: linear-gradient(90deg, rgba(230,205,138,.10), transparent);
}
.presentation-speaker span {
  color: var(--gold-soft);
  font-size: .66rem;
  font-weight: 780;
  letter-spacing: .18em;
}
.presentation-speaker strong {
  color: var(--white);
  font-size: 1rem;
  font-weight: 680;
}

.presentation-button { min-width: 180px; }

.visual-ribbon { display: grid; grid-template-columns: 1.25fr .8fr .8fr; gap: 18px; padding: 0 0 42px; }
.visual-ribbon figure { margin: 0; min-height: 250px; border-radius: 24px; overflow: hidden; }
.visual-ribbon img { width: 100%; height: 100%; object-fit: cover; }
.site-footer {
  padding: 38px 0 calc(38px + env(safe-area-inset-bottom));
  background: transparent;
}
.footer-shell {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 8px 8px;
  border-top: 1px solid rgba(255,255,255,.13);
}
.footer-shell div { display: grid; gap: 4px; }
.footer-shell span { color: var(--muted); font-size: .86rem; }
.footer-domain { color: var(--gold-soft) !important; letter-spacing: .04em; }

/* Presentation viewer */
.presentation-modal { position: fixed; inset: 0; z-index: 1000; display: none; }
.presentation-modal.is-open { display: block; }
.viewer-backdrop { position: absolute; inset: 0; background: rgba(1,8,16,.84); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); }
.viewer-window {
  position: absolute;
  inset: max(12px, env(safe-area-inset-top)) max(12px, env(safe-area-inset-right)) max(12px, env(safe-area-inset-bottom)) max(12px, env(safe-area-inset-left));
  display: grid;
  grid-template-rows: auto 1fr auto;
  overflow: hidden;
  border-radius: 24px;
  border: 1px solid rgba(255,255,255,.18);
  background: linear-gradient(180deg, #08182c, #06121f);
  box-shadow: 0 50px 130px rgba(0,0,0,.58);
}
.viewer-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 18px;
  border-bottom: 1px solid rgba(255,255,255,.11);
  background: rgba(255,255,255,.055);
}
.viewer-title { display: grid; gap: 2px; }
.viewer-title span { font-weight: 780; letter-spacing: .08em; font-size: .86rem; }
.viewer-title small { color: var(--muted); }
.viewer-controls { display: flex; align-items: center; gap: 8px; }
.viewer-control {
  width: 40px; height: 40px; border-radius: 12px; border: 1px solid rgba(255,255,255,.13); background: rgba(255,255,255,.07); color: var(--white); cursor: pointer; font-size: 1.55rem; line-height: 1;
}
.viewer-control:disabled { opacity: .28; cursor: default; }
.viewer-close { background: rgba(255,255,255,.11); }
.viewer-page { min-width: 72px; text-align: center; color: var(--muted); font-variant-numeric: tabular-nums; }
.viewer-page span:first-child { color: var(--white); font-weight: 750; }
.viewer-page b { padding: 0 5px; color: rgba(255,255,255,.28); }
.viewer-stage {
  position: relative;
  min-height: 0;
  display: grid;
  place-items: center;
  overflow: auto;
  padding: 18px;
  background:
    radial-gradient(circle at center, rgba(28,91,155,.15), transparent 58%),
    #030a12;
  overscroll-behavior: contain;
}
#presentationCanvas {
  display: block;
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 28px 70px rgba(0,0,0,.48);
  background: white;
  user-select: none;
  -webkit-user-select: none;
  -webkit-touch-callout: none;
}
.viewer-loader { position: absolute; z-index: 4; display: grid; place-items: center; gap: 8px; color: var(--muted); transition: opacity .2s ease; }
.viewer-loader.is-hidden { opacity: 0; pointer-events: none; }
.viewer-loader span { width: 30px; height: 30px; border-radius: 50%; border: 2px solid rgba(255,255,255,.12); border-top-color: var(--gold-soft); animation: spin .8s linear infinite; }
.viewer-loader p { margin: 0; font-size: .82rem; }
@keyframes spin { to { transform: rotate(360deg); } }
.viewer-capture-layer { position: absolute; inset: 0; z-index: 5; pointer-events: none; background: linear-gradient(180deg, rgba(255,255,255,.001), rgba(255,255,255,.001)); }
.viewer-footer { display: flex; justify-content: space-between; gap: 18px; padding: 11px 18px; border-top: 1px solid rgba(255,255,255,.1); color: var(--muted); font-size: .76rem; }
.viewer-footer span:first-child { color: var(--gold-soft); }

.reveal { opacity: 0; transform: translateY(16px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 1100px) {
  .brand-shell { grid-template-columns: 1fr; gap: 12px; }
  .brand-divider {
    display: block;
    height: 1px;
    width: 100%;
    background: linear-gradient(90deg, transparent, rgba(13,54,104,.18), transparent);
  }
  .brand-secondary { justify-content: flex-start; }
  .brand-secondary img { width: min(62%, 330px); margin-left: 0; }
  .hero-forum-meta { grid-template-columns: 1fr; }

  .hero { grid-template-columns: 1fr; }
  .hero-art { min-height: 460px; }
  .chapter, .chapter-reverse, .presentation-preview { grid-template-columns: 1fr; }
  .chapter-reverse .chapter-copy, .chapter-reverse .video-shell { order: initial; }
  .visual-ribbon { grid-template-columns: 1.2fr 1fr; }
  .visual-ribbon figure:last-child { grid-column: 1 / -1; }
}

@media (max-width: 720px) {
  .site-header, main, .site-footer { width: min(calc(100% - 18px), var(--max)); }
  .site-header { padding-top: 10px; }
  .brand-shell { padding: 16px; border-radius: 20px; }
  .hero-copy { padding: 28px 22px; }
  h1 { font-size: clamp(3.7rem, 19vw, 6.4rem); }
  .hero-art { min-height: 360px; }
  .art-main { inset: 18px 12px 44px 22px; }
  .art-secondary { width: 58%; height: 38%; }
  .hero-actions .button { width: 100%; }
  .principle-strip { grid-template-columns: 1fr; gap: 12px; padding: 18px; }
  .principle-index, .principle-strip i { display: none; }
  .chapter { gap: 18px; padding-bottom: 40px; }
  .video-shell { padding: 8px; border-radius: 20px; }
  .presentation-preview { padding: 10px; gap: 14px; }
  .presentation-copy { padding: 14px 10px 18px; }
  .visual-ribbon { grid-template-columns: 1fr; }
  .visual-ribbon figure:last-child { grid-column: auto; }
  .footer-shell { flex-direction: column; align-items: flex-start; }
  .viewer-window { border-radius: 14px; }
  .viewer-toolbar { padding: 10px; }
  .viewer-title small { display: none; }
  .viewer-control { width: 36px; height: 36px; }
  .viewer-stage { padding: 8px; }
  .viewer-footer { padding: 8px 10px; }
  .viewer-footer span:last-child { display: none; }
}

@media print {
  body * { visibility: hidden !important; }
  body::after {
    visibility: visible !important;
    content: "Pista Segura · Visualización en línea. La impresión no está habilitada desde este sitio.";
    display: block;
    position: fixed;
    inset: 0;
    padding: 72px;
    color: #111;
    background: #fff;
    font: 600 22px/1.5 Arial, sans-serif;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}


/* ==========================================================
   FORUM SUMMARY · SÍNTESIS EJECUTIVA
   ========================================================== */
.forum-summary {
  padding: 46px 0 18px;
  display: grid;
  gap: 24px;
}
.summary-header,
.summary-day,
.summary-core,
.summary-closing {
  border-radius: 30px;
}
.summary-header {
  padding: clamp(28px, 4vw, 48px);
  position: relative;
  overflow: hidden;
}
.summary-header::before {
  content: "";
  position: absolute;
  width: 520px;
  height: 520px;
  right: -190px;
  top: -240px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(49,125,214,.24), transparent 68%);
  pointer-events: none;
}
.summary-kicker {
  color: #a8caf4;
  font-size: .72rem;
  font-weight: 760;
  letter-spacing: .23em;
}
.summary-header-grid {
  margin-top: 14px;
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, .55fr);
  gap: 42px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.summary-header h2 {
  margin: 0 0 14px;
  font-size: clamp(2.3rem, 5vw, 4.25rem);
  line-height: 1.01;
  letter-spacing: -.04em;
}
.summary-header p,
.summary-day-lead,
.summary-core-head p,
.summary-closing p,
.role-grid p {
  color: var(--muted);
  line-height: 1.75;
}
.summary-header p { margin: 0; max-width: 74ch; }
.summary-mantra {
  padding: 24px 24px 22px;
  border-radius: 22px;
  background: linear-gradient(145deg, rgba(20,74,138,.46), rgba(8,24,45,.46));
  border: 1px solid rgba(164,204,248,.16);
  display: grid;
  gap: 5px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.04);
}
.summary-mantra span {
  font-size: clamp(1.55rem, 3vw, 2.35rem);
  font-weight: 780;
  letter-spacing: -.03em;
}
.summary-mantra span:nth-child(2) { color: #a9cffd; }
.summary-mantra span:nth-child(3) { color: #d6b86c; }
.summary-mantra small { margin-top: 7px; color: #afc2d8; font-size: .82rem; }
.summary-days {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 24px;
}
.summary-day { padding: clamp(26px, 3.2vw, 38px); }
.summary-day-top {
  display: grid;
  grid-template-columns: 78px minmax(0,1fr);
  gap: 18px;
  align-items: start;
  padding-bottom: 22px;
  border-bottom: 1px solid rgba(255,255,255,.11);
}
.summary-day-index {
  width: 68px;
  height: 68px;
  border-radius: 20px;
  display: grid;
  place-items: center;
  font-size: 1.95rem;
  font-weight: 760;
  color: #0a1d38;
  background: linear-gradient(145deg, #e6edf5, #a8c3df);
  box-shadow: 0 12px 30px rgba(0,0,0,.2);
}
.summary-day:nth-child(2) .summary-day-index {
  background: linear-gradient(145deg, #dfc982, #b4913d);
}
.summary-day-label {
  color: #9fbada;
  letter-spacing: .13em;
  font-size: .68rem;
  font-weight: 740;
}
.summary-day h3,
.summary-core h3,
.role-title h3,
.summary-closing h3 {
  margin: 6px 0 0;
  letter-spacing: -.025em;
}
.summary-day h3 { font-size: clamp(1.55rem, 3vw, 2.2rem); line-height: 1.08; }
.summary-day-lead { margin: 22px 0 24px; }
.summary-topic-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 14px;
}
.summary-topic-grid section {
  padding: 18px;
  border-radius: 18px;
  background: rgba(255,255,255,.052);
  border: 1px solid rgba(255,255,255,.08);
}
.topic-index {
  display: inline-flex;
  min-width: 30px;
  height: 24px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  color: #bed7f2;
  background: rgba(57,126,207,.18);
  border: 1px solid rgba(113,169,232,.2);
  font-size: .67rem;
  font-weight: 760;
}
.summary-topic-grid h4,
.core-grid h4 {
  margin: 10px 0 6px;
  font-size: 1rem;
  line-height: 1.25;
}
.summary-topic-grid p,
.core-grid p {
  margin: 0;
  color: #b8c7d7;
  font-size: .88rem;
  line-height: 1.62;
}
.summary-core { padding: clamp(28px, 4vw, 44px); }
.summary-core-head {
  max-width: 850px;
  margin: 0 auto 28px;
  text-align: center;
}
.summary-core-head h3,
.role-title h3 { font-size: clamp(2rem, 4.5vw, 3.3rem); }
.summary-core-head p { margin: 10px auto 0; max-width: 70ch; }
.core-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 14px;
}
.core-grid article {
  min-height: 190px;
  padding: 22px;
  border-radius: 20px;
  background: linear-gradient(150deg, rgba(20,69,126,.34), rgba(255,255,255,.04));
  border: 1px solid rgba(255,255,255,.085);
}
.core-grid article > strong {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 30px;
  border-radius: 9px;
  background: rgba(198,164,80,.16);
  color: #e2c676;
  font-size: .78rem;
}
.role-matrix { padding: 12px 0 0; }
.role-title { text-align: center; max-width: 780px; margin: 0 auto 22px; }
.role-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0,1fr));
  gap: 14px;
}
.role-grid article {
  padding: 22px;
  border-radius: 20px;
  min-height: 190px;
}
.role-grid article > span {
  display: block;
  color: #c0daf7;
  font-size: .73rem;
  letter-spacing: .10em;
  font-weight: 760;
  margin-bottom: 10px;
}
.role-grid p { margin: 0; font-size: .9rem; }
.summary-closing {
  padding: clamp(28px, 4vw, 42px);
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 26px;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(120deg, rgba(14,57,108,.72), rgba(72,51,19,.34));
}
.closing-mark {
  width: 78px;
  height: 78px;
  border-radius: 24px;
  display: grid;
  place-items: center;
  background: linear-gradient(145deg, #d7bc6d, #8d712f);
  color: #0b1b33;
  font-size: 2.5rem;
  font-weight: 350;
  box-shadow: 0 16px 36px rgba(0,0,0,.28);
}
.summary-closing h3 { font-size: clamp(1.65rem, 3.4vw, 2.6rem); }
.summary-closing p { margin: 10px 0 0; max-width: 78ch; }

@media (max-width: 1120px) {
  .summary-header-grid,
  .summary-days { grid-template-columns: 1fr; }
  .core-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .role-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
}
@media (max-width: 700px) {
  .forum-summary { padding-top: 32px; }
  .summary-header,
  .summary-day,
  .summary-core,
  .summary-closing { border-radius: 22px; }
  .summary-mantra { padding: 20px; }
  .summary-day-top { grid-template-columns: 60px minmax(0,1fr); gap: 14px; }
  .summary-day-index { width: 56px; height: 56px; border-radius: 16px; font-size: 1.55rem; }
  .summary-topic-grid,
  .core-grid,
  .role-grid { grid-template-columns: 1fr; }
  .summary-closing { grid-template-columns: 1fr; }
  .closing-mark { width: 58px; height: 58px; border-radius: 18px; }
}


/* PATCH V3 · SAFARI / SAFE AREA / INSTITUTIONAL HIERARCHY */
@supports (height: 100dvh) {
  body { min-height: 100dvh; }
}
body::after {
  content: "";
  position: fixed;
  z-index: -999;
  inset: -120px 0;
  background: #061422;
  pointer-events: none;
}
@media (max-width: 430px) {
  .speaker-item strong { font-size: .69rem; }
  .speaker-item span { letter-spacing: .09em; }
}

/* ==========================================================
   PATCH V5 · CONSERVATIVE RESPONSIVE REFINEMENT
   Baseline: V3
   Objetivos:
   - conservar hero móvil en UNA sola columna
   - jerarquía Comunicaciones > SENEAM
   - centrar SENEAM sin agrandar su peso visual
   - compactar 10–14% el ritmo móvil, sin transform/zoom global
   - mover la tarjeta Detente/Verifica/Comunica fuera del título
   ========================================================== */

/* Jerarquía institucional: Comunicaciones permanece dominante. */
.brand-secondary {
  justify-content: center;
}
.brand-secondary img {
  width: min(54%, 340px);
  margin-inline: auto;
}

/* La tarjeta secundaria se mantiene flotante, pero abandona la zona
   inferior donde competía con el título PISTA SEGURA. */
.art-secondary {
  width: 41%;
  height: 31%;
  right: 14px;
  top: 28px;
  bottom: auto;
  transform: rotate(1.2deg);
  z-index: 3;
}
.art-main { z-index: 1; }
.hero-art-line { z-index: 2; }

/* Tablet: conservar apilado V3 y centrar la identidad secundaria. */
@media (max-width: 1100px) {
  .brand-secondary {
    justify-content: center;
  }
  .brand-secondary img {
    width: min(46%, 300px);
    margin-inline: auto;
  }

  /* CRÍTICO: V5 nunca convierte el hero a dos columnas en tablet/móvil. */
  .hero {
    grid-template-columns: 1fr;
  }

  .art-secondary {
    width: 40%;
    height: 30%;
    top: 24px;
    right: 14px;
    bottom: auto;
  }
}

/* Móvil: sensación más compacta, equivalente visualmente a reducir
   zoom, pero manteniendo viewport, accesibilidad y responsive reales. */
@media (max-width: 720px) {
  .site-header {
    padding-top: 8px;
    padding-bottom: 11px;
  }

  .brand-shell {
    padding: 13px 16px;
    gap: 9px;
    border-radius: 20px;
  }

  .brand-primary {
    justify-content: center;
  }
  .brand-primary img {
    width: min(100%, 560px);
    margin-inline: auto;
  }

  .brand-divider {
    margin-block: 1px;
  }

  .brand-secondary {
    justify-content: center;
    min-height: 72px;
  }
  .brand-secondary img {
    width: min(50%, 250px);
    max-height: 72px;
    object-fit: contain;
    margin-inline: auto;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 15px;
    padding: 8px 0 18px;
  }

  .hero-copy {
    padding: 24px 21px 23px;
    border-radius: 28px;
  }

  .kicker,
  .chapter-number {
    font-size: .68rem;
    letter-spacing: .17em;
    line-height: 1.45;
  }

  h1 {
    font-size: clamp(3.35rem, 16.8vw, 5.45rem);
    line-height: .85;
    margin-top: 11px;
  }

  .hero-lead {
    margin-top: 18px;
    font-size: .94rem;
    line-height: 1.58;
  }

  .hero-forum-meta {
    margin-top: 20px;
    padding-top: 17px;
    gap: 16px;
  }

  .hero-dates {
    flex-wrap: nowrap;
    gap: 8px;
  }
  .date-pill {
    flex: 1 1 0;
    min-width: 0;
    justify-content: center;
    padding: 9px 10px;
  }
  .date-pill strong { font-size: 1.18rem; }
  .date-pill span { font-size: .70rem; }
  .date-note { margin-top: 11px; font-size: .84rem; }

  .hero-speakers {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px 10px;
  }
  .speaker-item {
    padding: 8px 9px;
  }
  .speaker-item span {
    font-size: .56rem;
    letter-spacing: .09em;
  }
  .speaker-item strong {
    font-size: .69rem;
    line-height: 1.24;
  }

  .hero-actions {
    margin-top: 21px;
    gap: 8px;
  }
  .hero-actions .button {
    min-height: 44px;
  }

  /* Mantener el arte como bloque completo debajo del hero-copy. */
  .hero-art {
    min-height: 350px;
    border-radius: 28px;
  }
  .art-main {
    inset: 16px 11px 24px 16px;
    transform: rotate(-.8deg);
  }
  .art-secondary {
    width: 43%;
    height: 31%;
    top: 18px;
    right: 8px;
    bottom: auto;
    transform: rotate(1deg);
  }

  .principle-strip {
    margin-top: 4px;
    margin-bottom: 34px;
    padding: 17px 18px;
  }
  .principle-strip strong { font-size: 1rem; }
  .principle-strip span { font-size: .82rem; }

  .chapter {
    padding-top: 28px;
  }
}

/* iPhone estrecho: no convertir nombres ni fechas en una columna infinita. */
@media (max-width: 430px) {
  .brand-secondary img {
    width: min(54%, 235px);
  }
  .hero-copy {
    padding-inline: 19px;
  }
  h1 {
    font-size: clamp(3.2rem, 16.4vw, 4.65rem);
  }
  .date-pill {
    gap: 7px;
    padding-inline: 8px;
  }
  .date-pill span {
    letter-spacing: .055em;
  }
  .speaker-item strong {
    font-size: .67rem;
  }
  .hero-art {
    min-height: 330px;
  }
  .art-secondary {
    width: 42%;
    height: 30%;
    top: 16px;
  }
}

/* ==========================================================
   PATCH V5.1 · PARTICIPANT HIERARCHY
   Únicamente reorganiza y amplía la identificación de los
   participantes. No modifica hero-art, videos, visor ni Nginx.
   ========================================================== */

/* Las fechas quedan como encabezado horizontal de las dos jornadas y
   los participantes se alinean debajo en dos columnas verticales. */
.hero-forum-meta {
  grid-template-columns: 1fr;
  gap: 15px;
}
.hero-date-column {
  width: 100%;
}
.hero-dates {
  width: 100%;
}
.date-pill {
  flex: 1 1 0;
  justify-content: center;
}

.hero-speakers-by-day {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  align-items: stretch;
}
.speaker-day-column {
  min-width: 0;
  display: grid;
  grid-template-rows: auto auto;
  align-content: start;
  gap: 10px;
}
.speaker-day-column .speaker-item {
  min-height: 82px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
}
.speaker-item small {
  display: block;
  margin-top: 5px;
  color: rgba(199, 216, 232, .78);
  font-size: .66rem;
  font-weight: 500;
  line-height: 1.34;
  letter-spacing: .01em;
  overflow-wrap: break-word;
}

@media (max-width: 720px) {
  .hero-speakers-by-day {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 9px 10px;
  }
  .speaker-day-column {
    gap: 8px;
  }
  .speaker-day-column .speaker-item {
    min-height: 84px;
    padding: 9px 9px 10px;
  }
  .speaker-item span {
    font-size: .54rem;
    letter-spacing: .085em;
  }
  .speaker-item strong {
    font-size: .68rem;
    line-height: 1.24;
  }
  .speaker-item small {
    margin-top: 4px;
    font-size: .57rem;
    line-height: 1.28;
  }
}

@media (max-width: 430px) {
  .speaker-day-column .speaker-item {
    min-height: 88px;
    padding-inline: 8px;
  }
  .speaker-item strong {
    font-size: .65rem;
  }
  .speaker-item small {
    font-size: .545rem;
    line-height: 1.26;
  }
}