/* =========================================================
   VIVE EGO — Scrollytelling narrativo (8 capítulos)
   Usa las variables definidas en css/style.css (:root).
   No modifica ningún estilo existente del sitio: solo añade
   reglas nuevas, con espacio de nombres "vive-*" / "chapter-*".
   ========================================================= */

/* -------- Progreso móvil (barra superior) -------- */
.vive-progress-mobile{
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  height: 3px;
  background: rgba(255,255,255,.06);
  z-index: 999;
}
.vive-progress-mobile span{
  display: block;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--gold), #f4e6c9);
}
@media (min-width: 1100px){
  .vive-progress-mobile{ display:none; }
}

/* -------- Hero / portada -------- */
.vive-hero{
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: flex-end;
  padding: 160px 0 90px;
  overflow: hidden;
  background: var(--black);
}
.vive-hero-bg{
  position: absolute;
  inset: 0;
  z-index: 0;
}
.vive-hero-bg img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  filter: grayscale(.15) contrast(1.05) brightness(.55);
}
.vive-hero-bg::after{
  content:'';
  position:absolute;
  inset:0;
  background:
    linear-gradient(180deg, rgba(6,6,6,.55) 0%, rgba(6,6,6,.35) 35%, rgba(6,6,6,.92) 92%),
    linear-gradient(90deg, rgba(6,6,6,.85) 0%, rgba(6,6,6,.15) 55%);
}
.vive-hero-inner{
  position: relative;
  z-index: 1;
  max-width: 720px;
}
.vive-hero .eyebrow{ color: var(--gold); }
.vive-hero h1{
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(3rem, 7vw, 5.4rem);
  line-height: 1.02;
  margin: 10px 0 22px;
}
.vive-hero-lead{
  color: var(--grey);
  font-size: 1.08rem;
  line-height: 1.8;
  max-width: 540px;
  margin: 0 0 34px;
}
.vive-hero-meta{
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: .74rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--grey-dim);
}
.vive-hero-meta span:first-child{ color: var(--gold); }
.vive-hero-meta::before{ content:none; }
.vive-scroll-cue{
  position: absolute;
  left: 50%;
  bottom: 34px;
  transform: translateX(-50%);
  width: 1px;
  height: 46px;
  background: linear-gradient(180deg, transparent, var(--gold-soft) 30%, var(--gold) 100%);
  z-index: 1;
}
.vive-scroll-cue::after{
  content:'';
  position:absolute;
  left:50%; top:0;
  width:5px; height:5px;
  margin-left:-2px;
  border-radius:50%;
  background: var(--gold);
  box-shadow: 0 0 10px rgba(201,168,106,.8);
  animation: viveScrollCue 2.6s ease-in-out infinite;
}
@keyframes viveScrollCue{
  0%{ top:0; opacity:0; }
  15%{ opacity:1; }
  85%{ opacity:1; }
  100%{ top:100%; opacity:0; }
}

/* -------- Rail / índice de capítulos (desktop) -------- */
.vive-index{
  position: fixed;
  left: 34px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 60;
  display: flex;
  align-items: stretch;
  gap: 16px;
}
@media (max-width: 1099px){
  .vive-index{ display:none; }
}
.vive-index-line{
  position: relative;
  width: 1px;
  background: var(--line-strong);
}
.vive-index-line span{
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 0%;
  background: linear-gradient(180deg, var(--gold), #f4e6c9);
  transition: height .1s linear;
}
.vive-index-list{
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 20px;
}
.vive-index-link{
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-family: var(--font-sans);
  font-size: .72rem;
  letter-spacing: .06em;
  color: var(--grey-dim);
  transition: color .3s var(--ease), opacity .3s var(--ease);
  opacity: .55;
  white-space: nowrap;
}
.vive-index-link .n{
  font-family: var(--font-serif);
  font-size: .95rem;
  color: var(--grey-dim);
  transition: color .3s var(--ease);
}
.vive-index-link .t{
  max-width: 0;
  overflow: hidden;
  opacity: 0;
  transform: translateX(-6px);
  transition: max-width .35s var(--ease), opacity .35s var(--ease), transform .35s var(--ease);
}
.vive-index:hover .vive-index-link .t,
.vive-index-link.active .t{
  max-width: 160px;
  opacity: 1;
  transform: translateX(0);
}
.vive-index-link:hover,
.vive-index-link.active{
  color: var(--white);
  opacity: 1;
}
.vive-index-link.active .n{ color: var(--gold); }

/* -------- Capítulos -------- */
.vive-chapters{
  position: relative;
  background: var(--black);
}
.chapter{
  padding: 110px 0;
  border-top: 1px solid var(--line);
}
.chapter-inner{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
@media (max-width: 1099px){
  .chapter-inner{ padding: 0 40px; }
}
.chapter--reverse .chapter-inner{
  grid-template-columns: 1fr 1fr;
}
.chapter--reverse .chapter-media{ order: 2; }
.chapter--reverse .chapter-text{ order: 1; }
@media (max-width: 860px){
  .chapter-inner{ grid-template-columns: 1fr; gap: 34px; padding: 0 24px; }
  .chapter--reverse .chapter-media{ order: 1; }
  .chapter--reverse .chapter-text{ order: 2; }
}

.chapter-text .n{
  display:block;
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--gold);
  letter-spacing: .1em;
  margin-bottom: 14px;
}
.chapter-text .kicker{
  font-size: .72rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--grey-dim);
  margin: 0 0 10px;
}
.chapter-text h2{
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(2.1rem, 3.4vw, 3rem);
  margin: 0 0 20px;
}
.chapter-text p{
  color: var(--grey);
  font-size: 1rem;
  line-height: 1.85;
  margin: 0 0 16px;
  max-width: 480px;
}
.chapter-text p.lede{
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.2rem;
  color: var(--white);
  line-height: 1.6;
}

/* -------- Collage asimétrico de medios por capítulo -------- */
.chapter-media{
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: 78px;
  grid-auto-flow: dense;
  gap: 10px;
}
@media (max-width: 860px){
  .chapter-media{ grid-template-columns: repeat(4, 1fr); grid-auto-rows: 62px; }
}

.vive-frame{
  position: relative;
  overflow: hidden;
  border-radius: 2px;
  background: var(--panel);
  border: 1px solid var(--line);
}
.vive-frame img,
.vive-frame video{
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: grayscale(.08) contrast(1.06) brightness(.94) saturate(.9);
  transition: transform 1.4s var(--ease), filter .6s var(--ease);
}
.vive-frame:hover img,
.vive-frame:hover video{
  transform: scale(1.045);
  filter: grayscale(0) contrast(1.06) brightness(1) saturate(1);
}
.vive-frame--feature{ grid-column: span 4; grid-row: span 4; }
.vive-frame--small{ grid-column: span 3; grid-row: span 3; align-self: end; }
.vive-frame--strip{ grid-column: span 2; grid-row: span 2; }
@media (max-width: 860px){
  .vive-frame--feature{ grid-column: span 4; grid-row: span 4; }
  .vive-frame--small{ grid-column: span 2; grid-row: span 3; }
  .vive-frame--strip{ grid-column: span 2; grid-row: span 2; }
}

.vive-frame--video{ grid-column: span 4; grid-row: span 4; }
@media (max-width: 860px){
  .vive-frame--video{ grid-column: span 4; grid-row: span 5; }
}

/* -------- Sugerencia de audio en el hero -------- */
.vive-hero-sound-hint{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 22px 0 0;
  padding: 9px 16px;
  border: 1px solid var(--line-strong);
  border-radius: 99px;
  background: rgba(255,255,255,.03);
  color: var(--grey);
  font-size: .74rem;
  letter-spacing: .02em;
}
.vive-hero-sound-hint svg{ width: 14px; height: 14px; color: var(--gold); flex-shrink: 0; }
@media (max-width: 600px){
  .vive-hero-sound-hint{ font-size: .7rem; }
}

/* -------- Control global de sonido ambiental -------- */
.vive-sound-toggle{
  position: fixed;
  right: 26px;
  bottom: 84px;
  z-index: 95;
  display: flex;
  align-items: center;
  gap: 8px;
  height: 46px;
  padding: 0 18px 0 14px;
  border-radius: 99px;
  border: 1px solid var(--line-strong);
  background: var(--panel);
  color: var(--white);
  cursor: pointer;
  transition: border-color .3s, color .3s, box-shadow .3s;
  box-shadow: 0 0 0 0 rgba(201,168,106,.5);
  animation: viveSoundPulse 2.4s ease-out 1.2s 3;
}
.vive-sound-toggle:hover{ border-color: var(--gold); color: var(--gold); }
.vive-sound-toggle .vive-sound-icon{ width: 17px; height: 17px; flex-shrink: 0; }
.vive-sound-toggle .icon-on{ display: none; }
.vive-sound-toggle.is-playing .icon-off{ display: none; }
.vive-sound-toggle.is-playing .icon-on{ display: block; }
.vive-sound-toggle.is-playing{ border-color: var(--gold); color: var(--gold); }
.vive-sound-label{ font-family: var(--font-sans); font-size: .74rem; letter-spacing: .05em; }
@keyframes viveSoundPulse{
  0%{ box-shadow: 0 0 0 0 rgba(201,168,106,.45); }
  70%{ box-shadow: 0 0 0 14px rgba(201,168,106,0); }
  100%{ box-shadow: 0 0 0 0 rgba(201,168,106,0); }
}
@media (max-width: 600px){
  .vive-sound-toggle{ right: 16px; bottom: 74px; padding: 0 14px 0 12px; }
  .vive-sound-label{ display: none; }
}

.vive-frame-caption{
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 10px 12px 8px;
  font-size: .68rem;
  letter-spacing: .03em;
  color: var(--grey);
  background: linear-gradient(0deg, rgba(6,6,6,.75), transparent);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity .35s var(--ease), transform .35s var(--ease);
  pointer-events: none;
}
.vive-frame:hover .vive-frame-caption{ opacity: 1; transform: translateY(0); }

/* -------- Reveal reutilizado (misma clase que el resto del sitio) -------- */
.chapter .reveal{ opacity: 0; transform: translateY(26px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.chapter .reveal.is-visible{ opacity: 1; transform: translateY(0); }
.chapter .chapter-media.reveal{ transform: translateY(18px) scale(.985); }
.chapter .chapter-media.reveal.is-visible{ transform: translateY(0) scale(1); }

/* -------- Capítulo de cierre (full-bleed) -------- */
.chapter--closing{
  padding: 0;
  border-top: none;
}
.vive-closing-media{
  position: relative;
  min-height: 78vh;
  display: flex;
  align-items: flex-end;
}
.vive-closing-media img{
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 32%;
  filter: grayscale(.1) contrast(1.05) brightness(.7);
}
.vive-closing-media::after{
  content:'';
  position:absolute;
  inset:0;
  background: linear-gradient(180deg, rgba(6,6,6,.15) 0%, rgba(6,6,6,.35) 55%, rgba(6,6,6,.96) 100%);
}
.vive-closing-inner{
  position: relative;
  z-index: 1;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px 70px;
  width: 100%;
}
.vive-closing-inner .n{ color: var(--gold); font-family: var(--font-serif); letter-spacing: .1em; }
.vive-closing-inner h2{
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  margin: 10px 0 14px;
  max-width: 640px;
}
.vive-closing-inner p{
  color: var(--grey);
  max-width: 520px;
  line-height: 1.85;
}

/* -------- CTA final -------- */
.vive-cta{
  padding: 100px 0 120px;
  text-align: center;
  background: var(--black-soft);
  border-top: 1px solid var(--line);
}
.vive-cta .eyebrow{ justify-content:center; }
.vive-cta h2{
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(2rem, 4vw, 2.8rem);
  margin: 8px 0 16px;
}
.vive-cta p{
  color: var(--grey);
  max-width: 480px;
  margin: 0 auto 30px;
  line-height: 1.8;
}
.vive-cta-actions{
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* -------- Botón "Vive la Experiencia Ego" (usado en index.html #galeria) -------- */
.gallery-vive-cta{
  margin-top: 44px;
  text-align: center;
}
.gallery-vive-cta p{
  color: var(--grey-dim);
  font-size: .82rem;
  margin: 12px 0 0;
}