/* "Mi historia": lectura larga del testimonio de Boris Betancourt */
body.hist { background: var(--paper); color: var(--ink); --fs: 'Source Serif 4', Georgia, serif; }
.hbar { position: fixed; inset: 0 0 auto; height: 3px; z-index: 60; background: transparent; }
.hbar i { display: block; height: 100%; width: 100%; background: var(--rojo); transform-origin: 0 50%; transform: scaleX(var(--hp, 0)); }

/* portada: la foto nocturna se aleja y oscurece al bajar */
.hhero { position: relative; min-height: 100vh; min-height: 100svh; display: flex; align-items: flex-end; background: var(--navy); color: var(--paper); overflow: hidden; }
.hhero .bg { position: absolute; inset: -40px; }
.hhero .bg img { width: 100%; height: 100%; object-fit: cover; filter: blur(22px) saturate(.8); opacity: calc(.45 - var(--hh, 0) * .25); }
.hhero .hpic { position: absolute; z-index: 1; right: max(var(--gut), calc((100vw - 1180px) / 2 + var(--gut))); top: 50%; width: min(34vw, 470px); margin: 0; padding: 12px 12px 14px; background: #f6f3ec; border-radius: 3px; box-shadow: 0 30px 70px -20px rgba(0,0,0,.8); transform: translateY(calc(-50% + var(--hh, 0) * -60px)) rotate(2.2deg); }
.hhero .hpic img { width: 100%; height: auto; display: block; }
.hhero .hpic figcaption { margin-top: 10px; font: 500 10px/1 var(--fm); letter-spacing: .2em; text-transform: uppercase; color: #3b4252; }
.hhero::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(11,18,32,.3), transparent 22%, transparent 70%, rgba(11,18,32,.75)); pointer-events: none; }
.hhero .in { position: relative; z-index: 1; padding: 0 var(--gut) clamp(48px, 9vh, 96px); max-width: 1180px; width: 100%; margin: 0 auto; transform: translateY(calc(var(--hh, 0) * -40px)); }
.hhero h1 { font-size: clamp(36px, 4.2vw, 64px); line-height: .98; text-transform: uppercase; max-width: 11ch; color: #fff; text-shadow: 0 2px 24px rgba(11,18,32,.6); }
.hhero .by { max-width: 44ch !important; }
.hhero h1::first-line { color: var(--rojo-n); }
.hhero .k { color: var(--paper); }
.hhero .by { margin: 22px 0 26px; font: 500 15px/1.5 var(--fb); color: rgba(243,239,230,.78); max-width: 62ch; }
.hhero .acts2 { display: flex; flex-wrap: wrap; gap: 10px; margin: 0; }
.hhero .btn.ghost { color: var(--paper); }
.hhero .vnote { margin: 14px 0 0; font: 500 12px/1.5 var(--fb); color: rgba(243,239,230,.6); max-width: 52ch; }
.hhero .vnote[hidden] { display: none; }

/* cuerpo: índice fijo a la izquierda, texto en serif */
.hgrid { max-width: 1180px; margin: 0 auto; padding: 72px var(--gut) 96px; display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 64px; }
.toc details { position: sticky; top: 96px; }
.toc summary { font: 500 11px/1 var(--fm); letter-spacing: .28em; text-transform: uppercase; color: var(--rojo); list-style: none; margin-bottom: 16px; cursor: default; }
.toc summary::-webkit-details-marker { display: none; }
.toc div { display: grid; gap: 2px; max-height: calc(100vh - 160px); overflow: auto; }
.toc a { display: grid; grid-template-columns: 26px 1fr; padding: 6px 0 6px 10px; border-left: 2px solid rgba(11,18,32,.12); font: 500 13px/1.35 var(--fb); color: var(--ink2); text-decoration: none; transition: color .2s, border-color .2s; }
.toc a i { font: 500 11px/1.6 var(--fm); font-style: normal; opacity: .6; }
.toc a:hover { color: var(--ink); }
.toc a.on { color: var(--ink); border-color: var(--rojo); font-weight: 600; }

.txt { max-width: 690px; font: 400 19px/1.72 var(--fs); }
.txt p { max-width: none; margin: 0 0 1.15em; }
.txt .sub { font: italic 400 17px/1.5 var(--fs); color: var(--ink2); border-bottom: 1px solid rgba(11,18,32,.15); padding-bottom: 22px; margin-bottom: 30px; }
.txt .intro p:first-child::first-letter { float: left; font: 400 84px/.82 var(--fd); color: var(--rojo); padding: 8px 12px 0 0; }
.ch { scroll-margin-top: 90px; }
.ch h2 { font-size: clamp(24px, 2.6vw, 34px); line-height: 1.1; margin: 2.2em 0 .8em; display: flex; gap: 14px; align-items: baseline; }
.ch h2 i { font: 500 12px/1 var(--fm); font-style: normal; letter-spacing: .2em; color: var(--rojo); flex: 0 0 auto; }
.ch p { opacity: .25; transform: translateY(14px); transition: opacity .7s, transform .8s cubic-bezier(.2,.7,.2,1); }
.ch p.in, .no-js .ch p { opacity: 1; transform: none; }
.hf { margin: 2em 0 2.2em; }
.hf img { width: 100%; max-height: 640px; object-fit: contain; background: #fff; border-radius: 6px; box-shadow: 0 24px 50px -30px rgba(11,18,32,.6); clip-path: inset(0 0 calc((1 - var(--f, 1)) * 100%) 0 round 6px); }
.hf figcaption { margin-top: 12px; font: 400 14px/1.5 var(--fb); color: var(--ink2); }
.hf figcaption span { display: block; font: 500 10px/1 var(--fm); letter-spacing: .26em; text-transform: uppercase; color: var(--rojo); margin-bottom: 6px; }

.closing { margin: 3.2em 0 0; padding: 40px 0 0; border-top: 3px solid var(--rojo); }
.closing .cry { font: 400 clamp(28px, 3.4vw, 44px)/1.05 var(--fd); text-transform: uppercase; color: var(--rojo); }
.closing blockquote { margin: 0 0 1em; font: italic 400 22px/1.5 var(--fs); color: var(--ink); }
.closing .sign { font: 600 15px/1.5 var(--fb); color: var(--ink2); }
.after { display: flex; flex-wrap: wrap; gap: 10px; margin: 36px 0 0; }
.after .btn.ghost { color: var(--ink); }
.back { margin-top: 28px; font: 500 14px var(--fb); }
.back a { display: inline-block; padding: 12px 0; }

/* lector en voz alta: karaoke y barra flotante */
.hhero .listen { gap: 8px; }
.ch .from { display: inline-flex; align-items: center; gap: 6px; margin: -.3em 0 1.1em; padding: 6px 12px; border: 1px solid rgba(11,18,32,.18); border-radius: 999px; background: transparent; font: 600 12px/1 var(--fb); color: var(--ink2); cursor: pointer; transition: border-color .2s, color .2s, background .2s; }
.ch .from:hover { border-color: var(--rojo); color: var(--rojo); background: #fff; }
.kara .w { color: rgba(11,18,32,.38); transition: color .12s; }
.kara .w.r { color: var(--ink); }
.kara .w.c { color: #fff; background: var(--rojo); border-radius: 4px; box-shadow: 0 0 0 3px var(--rojo); }
.closing .kara .w.c, .closing.kara .w.c { color: #fff; }
.player { position: fixed; left: 50%; bottom: 18px; z-index: 70; transform: translateX(-50%); width: min(560px, calc(100% - 24px)); display: grid; grid-template-columns: 48px 1fr auto auto; gap: 12px; align-items: center; padding: 10px 12px 10px 10px; background: var(--navy); color: var(--paper); border-radius: 999px; box-shadow: 0 20px 50px -18px rgba(0,0,0,.7); animation: pin .4s cubic-bezier(.2,.7,.2,1); }
.player[hidden] { display: none; }
@keyframes pin { from { opacity: 0; transform: translate(-50%, 20px); } }
.player .pp { width: 48px; height: 48px; border-radius: 50%; border: 0; background: var(--rojo); color: #fff; display: grid; place-items: center; cursor: pointer; }
.player .pp svg { width: 20px; height: 20px; fill: currentColor; }
.player .i-play, .playing .player .i-pause { display: block; }
.player .i-pause, .playing .player .i-play { display: none; }
.player .pi { min-width: 0; display: grid; gap: 8px; }
.player small { font: 600 13px/1.2 var(--fb); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.player .pbar { height: 3px; border-radius: 3px; background: rgba(255,255,255,.15); overflow: hidden; }
.player .pbar i { display: block; height: 100%; width: 0; background: var(--rojo-n); transition: width .6s; }
.player .rate, .player .x { border: 1px solid rgba(255,255,255,.22); background: transparent; color: var(--paper); border-radius: 999px; height: 36px; min-width: 44px; padding: 0 10px; font: 600 12px/1 var(--fm); cursor: pointer; }
.player .x { min-width: 36px; padding: 0; }
.playing .player .pp { animation: beat 1.6s ease-in-out infinite; }
@keyframes beat { 50% { box-shadow: 0 0 0 7px rgba(215,0,6,.25); } }
@media (prefers-reduced-motion: reduce) { .playing .player .pp { animation: none; } }
@media print { .player, .ch .from, .hhero .listen { display: none !important; } }
@media (max-width: 880px) {
  .hgrid { grid-template-columns: 1fr; gap: 0; padding-top: 0; }
  .toc { position: sticky; top: 0; z-index: 30; margin: 0 calc(-1 * var(--gut)); background: rgba(243,239,230,.96); backdrop-filter: blur(8px); border-bottom: 1px solid rgba(11,18,32,.1); }
  .toc details { position: static; padding: 76px var(--gut) 12px; }
  .toc summary { margin: 0; cursor: pointer; display: flex; justify-content: space-between; }
  .toc summary::after { content: '+'; font: 400 18px/.6 var(--fd); }
  .toc details[open] summary::after { content: '−'; }
  .toc details[open] div { margin-top: 12px; max-height: 50vh; }
  .txt { font-size: 18px; padding-top: 36px; }
  .hhero h1 { font-size: clamp(34px, 10vw, 56px); }
  .hhero { flex-direction: column; justify-content: flex-end; }
  .hhero .hpic { position: relative; right: auto; top: auto; width: calc(100% - 2 * var(--gut) - 16px); margin: 92px auto 28px; transform: rotate(-1.5deg); padding: 8px 8px 10px; }
}
@media (prefers-reduced-motion: reduce) {
  .ch p { opacity: 1; transform: none; transition: none; }
  .hhero .bg img, .hhero .in { transform: none; }
}
@media print {
  .hbar, .top, .toc, .after, .back, .hhero .acts2 { display: none !important; }
  body.hist { background: #fff; }
  .hhero { min-height: 0; background: #fff; color: var(--ink); display: block; break-after: page; padding-top: 30mm; }
  .hhero .bg, .hhero::after { display: none; }
  .hhero .in { transform: none; padding: 0; }
  .hhero h1 { color: var(--rojo); font-size: 44px; max-width: none; }
  .hhero .k, .hhero .by { color: var(--ink2); }
  .hgrid { display: block; padding: 0; }
  .txt { max-width: none; font-size: 11.5pt; line-height: 1.55; }
  .ch p { opacity: 1; transform: none; }
  .ch h2 { break-after: avoid; }
  .hf { break-inside: avoid; }
  .hf img { clip-path: none; max-height: 110mm; box-shadow: none; }
}