/* =========================================================
   LA PRIMERA IMAGEN — Hub central
   Estética: collage vintage + glitch TV + acento magenta
   ========================================================= */

:root {
  --paper: #efe8db;
  --paper-dark: #e4dccb;
  --ink: #141414;
  --ink-soft: #2a2a2a;
  --ink-faded: #6b6860;
  --magenta: #ff2d8f;
  --magenta-soft: #ff2d8f22;
  --amber: #d89a3d;
  --cyan: #00d9ff;
  --gray: #8a8580;
  --tape: rgba(255, 45, 143, 0.55);
  --tape-amber: rgba(216, 154, 61, 0.6);

  --font-serif: "Playfair Display", "Times New Roman", serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --font-mono: "JetBrains Mono", "Courier New", monospace;

  --max: 1200px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  position: relative;
}

/* Textura de papel con ruido SVG */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.35;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.08  0 0 0 0 0.08  0 0 0 0 0.08  0 0 0 0.35 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  mix-blend-mode: multiply;
}

/* Scanlines sutiles sobre todo */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 2;
  background: repeating-linear-gradient(
    0deg,
    rgba(0, 0, 0, 0.04) 0px,
    rgba(0, 0, 0, 0.04) 1px,
    transparent 1px,
    transparent 3px
  );
  opacity: 0.6;
}

main, header, footer, nav { position: relative; z-index: 3; }

/* =========================================================
   NAV
   ========================================================= */
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.2rem 2rem;
  border-bottom: 1px solid var(--ink);
  background: var(--paper);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-brand {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--ink);
  text-decoration: none;
}

.nav-brand .dot {
  width: 10px;
  height: 10px;
  background: var(--magenta);
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 8px var(--magenta);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.nav-links a {
  color: var(--ink);
  text-decoration: none;
  position: relative;
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--magenta);
}

.nav-links a.active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -6px;
  height: 2px;
  background: var(--magenta);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--ink);
  padding: 0.4rem 0.7rem;
  font-family: var(--font-mono);
  cursor: pointer;
  font-size: 0.8rem;
}

/* =========================================================
   HERO
   ========================================================= */
.hero {
  min-height: 88vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 4rem 2rem;
  position: relative;
  overflow: hidden;
}

.hero-meta {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--ink-faded);
  margin-bottom: 2rem;
  display: flex;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
}

.hero-meta span.sep {
  color: var(--magenta);
}

.hero-title {
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(2.5rem, 8vw, 6.5rem);
  line-height: 0.95;
  letter-spacing: -0.02em;
  max-width: 1000px;
  margin-bottom: 1.5rem;
  position: relative;
  color: var(--ink);
}

/* Efecto glitch RGB split al hover o animado */
.glitch {
  position: relative;
  display: inline-block;
}

.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.glitch::before {
  color: var(--magenta);
  animation: glitch-1 3.8s infinite linear alternate-reverse;
  mix-blend-mode: multiply;
}

.glitch::after {
  color: var(--cyan);
  animation: glitch-2 4.2s infinite linear alternate-reverse;
  mix-blend-mode: multiply;
}

@keyframes glitch-1 {
  0%, 92%, 100% { transform: translate(0, 0); opacity: 0; }
  93% { transform: translate(-3px, 1px); opacity: 0.8; }
  95% { transform: translate(2px, -1px); opacity: 0.6; }
  97% { transform: translate(-1px, 2px); opacity: 0.7; }
}

@keyframes glitch-2 {
  0%, 90%, 100% { transform: translate(0, 0); opacity: 0; }
  91% { transform: translate(2px, -1px); opacity: 0.7; }
  94% { transform: translate(-2px, 1px); opacity: 0.5; }
  96% { transform: translate(1px, -2px); opacity: 0.6; }
}

.hero-subtitle {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.1rem, 2.2vw, 1.5rem);
  color: var(--ink-soft);
  max-width: 640px;
  margin-bottom: 2.5rem;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

.btn {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  padding: 0.9rem 1.6rem;
  text-decoration: none;
  border: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  transition: all 0.2s;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}

.btn:hover {
  background: var(--ink);
  color: var(--paper);
}

.btn-primary {
  background: var(--magenta);
  border-color: var(--magenta);
  color: white;
}

.btn-primary:hover {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}

.btn-arrow::after {
  content: "→";
  transition: transform 0.2s;
}

.btn-arrow:hover::after {
  transform: translateX(4px);
}

/* Esquinas con marcas de cinta en el hero */
.hero .tape {
  position: absolute;
  width: 120px;
  height: 28px;
  background: var(--tape);
  opacity: 0.85;
}

.hero .tape.tl { top: 40px; left: -30px; transform: rotate(-22deg); }
.hero .tape.tr { top: 60px; right: -30px; transform: rotate(18deg); background: var(--tape-amber); }
.hero .tape.bl { bottom: 40px; left: -20px; transform: rotate(14deg); background: var(--tape-amber); }
.hero .tape.br { bottom: 60px; right: -40px; transform: rotate(-16deg); }

/* TV static on hero background */
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at center, transparent 40%, rgba(0,0,0,0.15) 100%),
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='300' height='300'><filter id='s'><feTurbulence type='fractalNoise' baseFrequency='2.8' numOctaves='1'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 0.18 0'/></filter><rect width='100%25' height='100%25' filter='url(%23s)'/></svg>");
  pointer-events: none;
  z-index: 0;
  opacity: 0.5;
}

.hero > * { position: relative; z-index: 1; }

/* =========================================================
   SECCIÓN GENÉRICA
   ========================================================= */
.section {
  padding: 5rem 2rem;
  max-width: var(--max);
  margin: 0 auto;
}

.section-header {
  margin-bottom: 3rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.section-kicker {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--magenta);
}

.section-title {
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1;
  letter-spacing: -0.02em;
  max-width: 800px;
}

.section-intro {
  max-width: 700px;
  font-size: 1.05rem;
  color: var(--ink-soft);
  margin-top: 1rem;
}

/* =========================================================
   GRID DE TARJETAS (home)
   ========================================================= */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2.5rem;
  padding-top: 1.5rem;
}

.card {
  background: white;
  padding: 2rem 1.5rem;
  border: 1px solid var(--ink);
  box-shadow: 6px 6px 0 var(--ink);
  position: relative;
  text-decoration: none;
  color: var(--ink);
  transition: transform 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 8px 8px 0 var(--magenta);
}

.card::before {
  content: "";
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%) rotate(-3deg);
  width: 80px;
  height: 20px;
  background: var(--tape);
}

.card-number {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--magenta);
  letter-spacing: 0.15em;
}

.card-title {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: 1.7rem;
  line-height: 1.05;
}

.card-text {
  font-size: 0.95rem;
  color: var(--ink-soft);
  line-height: 1.5;
}

.card-cta {
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink);
  padding-top: 1rem;
}

.card-cta::after {
  content: " →";
  color: var(--magenta);
}

/* Variantes de rotación collage */
.cards .card:nth-child(2) { transform: rotate(-0.5deg); }
.cards .card:nth-child(3) { transform: rotate(0.7deg); }
.cards .card:nth-child(4) { transform: rotate(-0.3deg); }

.cards .card:nth-child(2):hover,
.cards .card:nth-child(3):hover,
.cards .card:nth-child(4):hover {
  transform: translate(-2px, -2px) rotate(0deg);
}

/* =========================================================
   LÍNEA TEMPORAL (página historia)
   ========================================================= */
.timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding: 2rem 0;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: repeating-linear-gradient(
    180deg,
    var(--ink) 0,
    var(--ink) 6px,
    transparent 6px,
    transparent 12px
  );
  transform: translateX(-50%);
}

.phase-header {
  text-align: center;
  margin: 4rem 0 2.5rem;
  position: relative;
  z-index: 2;
  background: var(--paper);
  padding: 1.5rem 1rem 1.8rem;
}

.phase-header:first-child { margin-top: 0; }

.phase-header .phase-num {
  display: inline-block;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  padding: 0.4rem 0.8rem;
  letter-spacing: 0.2em;
  margin-bottom: 1rem;
}

.phase-header h2 {
  display: inline-block;
  background: var(--paper);
  padding: 0 0.6rem;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(1.8rem, 4.5vw, 2.8rem);
  line-height: 1;
  margin-bottom: 0.4rem;
}

.phase-header .phase-range {
  display: inline-block;
  background: var(--paper);
  padding: 0 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--magenta);
  letter-spacing: 0.1em;
}

.phase-header .phase-desc {
  background: var(--paper);
  padding: 0.4rem 1rem;
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--ink-soft);
  max-width: 560px;
  margin: 1rem auto 0;
}

.tl-item {
  display: grid;
  grid-template-columns: 1fr 80px 1fr;
  gap: 1rem;
  margin-bottom: 2rem;
  align-items: start;
}

.tl-item .tl-dot {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--ink);
  grid-column: 2;
  margin: 0 auto;
  margin-top: 10px;
  position: relative;
  z-index: 2;
  cursor: pointer;
  transition: all 0.2s;
}

.tl-item .tl-dot:hover,
.tl-item.open .tl-dot {
  background: var(--magenta);
  border-color: var(--magenta);
  box-shadow: 0 0 0 6px var(--magenta-soft);
}

.tl-item .tl-card {
  background: white;
  border: 1px solid var(--ink);
  padding: 1.2rem 1.4rem;
  box-shadow: 4px 4px 0 var(--ink);
  cursor: pointer;
  transition: box-shadow 0.2s, transform 0.2s;
}

.tl-item .tl-card:hover {
  box-shadow: 4px 4px 0 var(--magenta);
}

.tl-item:nth-child(odd) .tl-card { grid-column: 1; }
.tl-item:nth-child(even) .tl-card { grid-column: 3; }

.tl-date {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--magenta);
  letter-spacing: 0.15em;
  margin-bottom: 0.5rem;
}

.tl-title {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: 1.25rem;
  line-height: 1.15;
  margin-bottom: 0.4rem;
}

.tl-summary {
  font-size: 0.92rem;
  color: var(--ink-soft);
}

.tl-detail {
  display: none;
  padding-top: 0.8rem;
  margin-top: 0.8rem;
  border-top: 1px dashed var(--ink-faded);
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.tl-item.open .tl-detail { display: block; }

.tl-detail .quote {
  font-family: var(--font-serif);
  font-style: italic;
  border-left: 3px solid var(--magenta);
  padding: 0.6rem 0 0.6rem 1rem;
  margin: 0.8rem 0;
  color: var(--ink);
}

.tl-detail .quote-author {
  display: block;
  font-size: 0.78rem;
  color: var(--ink-faded);
  font-style: normal;
  margin-top: 0.3rem;
  letter-spacing: 0.05em;
}

/* =========================================================
   PERSONAJES
   ========================================================= */
.characters {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 3rem;
  padding: 2rem 0;
}

.character {
  background: white;
  border: 1px solid var(--ink);
  padding: 1.8rem 1.6rem;
  box-shadow: 6px 6px 0 var(--ink);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.character:nth-child(1) { transform: rotate(-0.6deg); }
.character:nth-child(2) { transform: rotate(0.5deg); }
.character:nth-child(3) { transform: rotate(-0.4deg); }
.character:nth-child(4) { transform: rotate(0.8deg); }

.character::before {
  content: "";
  position: absolute;
  top: -14px;
  left: 20px;
  width: 70px;
  height: 22px;
  background: var(--tape);
  transform: rotate(-4deg);
}

.character:nth-child(even)::before {
  background: var(--tape-amber);
  left: auto;
  right: 20px;
  transform: rotate(4deg);
}

.character-era {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--magenta);
}

.character-name {
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: 1.8rem;
  line-height: 1;
}

.character-role {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--ink-faded);
  font-size: 0.95rem;
}

.character-voice {
  font-size: 0.95rem;
  color: var(--ink-soft);
  line-height: 1.55;
}

.character-platform {
  margin-top: 0.6rem;
  padding-top: 0.9rem;
  border-top: 1px dashed var(--ink-faded);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.platform-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.3rem 0.6rem;
  background: var(--ink);
  color: var(--paper);
}

.character-handle {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--ink);
  text-decoration: none;
}

.character-handle:hover { color: var(--magenta); }

/* Voz simulada — post ficticio */
.voice-sample {
  background: var(--paper-dark);
  border: 1px dashed var(--ink-faded);
  padding: 0.8rem 1rem;
  font-size: 0.88rem;
  margin-top: 0.8rem;
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--ink-soft);
  position: relative;
}

.voice-sample.mono {
  font-family: var(--font-mono);
  font-style: normal;
  font-size: 0.82rem;
}

/* =========================================================
   EXPERIENCIAS
   ========================================================= */
.experiences {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 3rem;
}

.experience {
  background: white;
  border: 1px solid var(--ink);
  padding: 2rem 1.8rem;
  box-shadow: 8px 8px 0 var(--ink);
  position: relative;
}

.experience:nth-child(1) { transform: rotate(-0.4deg); }
.experience:nth-child(2) { transform: rotate(0.4deg); }

.experience-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  background: var(--magenta);
  color: white;
  padding: 0.35rem 0.7rem;
  margin-bottom: 1.2rem;
}

.experience-title {
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: 2rem;
  line-height: 1;
  margin-bottom: 0.5rem;
}

.experience-sub {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--ink-faded);
  margin-bottom: 1.2rem;
}

.experience-body {
  font-size: 0.98rem;
  color: var(--ink-soft);
  line-height: 1.6;
}

.experience-body p + p { margin-top: 0.9rem; }

.experience-meta {
  margin-top: 1.5rem;
  padding-top: 1.2rem;
  border-top: 1px dashed var(--ink-faded);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.experience-meta span strong {
  display: block;
  color: var(--magenta);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  margin-bottom: 0.2rem;
}

/* =========================================================
   PRINCIPIOS PRATTEN (home)
   ========================================================= */
.pratten {
  background: var(--ink);
  color: var(--paper);
  padding: 5rem 2rem;
  margin: 4rem 0 0;
  position: relative;
  overflow: hidden;
}

.pratten::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    rgba(255, 255, 255, 0.03) 0px,
    rgba(255, 255, 255, 0.03) 1px,
    transparent 1px,
    transparent 3px
  );
  pointer-events: none;
}

.pratten-inner {
  max-width: var(--max);
  margin: 0 auto;
  position: relative;
}

.pratten .section-title { color: var(--paper); }
.pratten .section-kicker { color: var(--magenta); }
.pratten .section-intro { color: #c4bfae; }

.principles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.principle {
  border: 1px solid #3a3a3a;
  padding: 1.2rem;
  transition: border-color 0.2s;
}

.principle:hover { border-color: var(--magenta); }

.principle-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--magenta);
  letter-spacing: 0.15em;
  margin-bottom: 0.4rem;
}

.principle-name {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.2rem;
  margin-bottom: 0.4rem;
}

.principle-desc {
  font-size: 0.85rem;
  color: #a8a496;
  line-height: 1.5;
}

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
  border-top: 1px solid var(--ink);
  padding: 3rem 2rem 2rem;
  background: var(--paper);
}

.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer h4 {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--magenta);
  margin-bottom: 1rem;
}

.footer-brand p {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--ink-soft);
  max-width: 400px;
}

.footer ul {
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.footer ul li {
  margin-bottom: 0.5rem;
}

.footer ul a {
  color: var(--ink);
  text-decoration: none;
}

.footer ul a:hover { color: var(--magenta); }

.footer-bottom {
  max-width: var(--max);
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px dashed var(--ink-faded);
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink-faded);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  flex-wrap: wrap;
  gap: 1rem;
}

/* =========================================================
   === Efectos visuales pitch ===
   1) Hero animado "primera imagen transmitiéndose" (index)
   2) Scroll-revelado en timeline (historia)
   3) Línea de escaneo global (todas las páginas)
   ========================================================= */

/* --- Efecto 1: Hero con imagen de Stooky Bill --- */
.hero-stage {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 3.5rem;
  align-items: center;
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  text-align: left;
}

.hero-stage .hero-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-stage .hero-meta { margin-bottom: 1.6rem; }
.hero-stage .hero-title { text-align: left; }
.hero-stage .hero-subtitle { text-align: left; margin-bottom: 2rem; }
.hero-stage .hero-cta { justify-content: flex-start; }

/* Marco "transmisor" */
.tv-frame {
  position: relative;
  aspect-ratio: 1 / 1;
  width: 100%;
  max-width: 460px;
  justify-self: center;
  background: #0a0a0a;
  border: 1px solid var(--ink);
  box-shadow: 10px 10px 0 var(--ink);
  overflow: hidden;
  isolation: isolate;
}

.tv-frame::before {
  /* Viñeta CRT permanente */
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 55%, rgba(0,0,0,0.55) 100%);
  z-index: 4;
  pointer-events: none;
}

.tv-frame::after {
  /* Scanlines permanentes propias del marco */
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    rgba(0,0,0,0.22) 0,
    rgba(0,0,0,0.22) 1px,
    transparent 1px,
    transparent 3px
  );
  z-index: 3;
  pointer-events: none;
  mix-blend-mode: multiply;
}

.tv-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(0.4) brightness(0.35) sepia(0.3) saturate(0.6);
  /* Revelado en 30 pasos vía clip-path; var --reveal sube de 0% a 100% */
  --reveal: 0%;
  clip-path: inset(0 0 calc(100% - var(--reveal)) 0);
  transition: filter 1.6s ease-out;
  z-index: 1;
}

.tv-img.is-final {
  filter: contrast(1.05) brightness(0.95) sepia(0.18) saturate(0.85);
  clip-path: inset(0 0 0 0);
}

/* Grain permanente sobre la imagen */
.tv-grain {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='220' height='220'><filter id='g'><feTurbulence type='fractalNoise' baseFrequency='1.2' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 0.22 0'/></filter><rect width='100%25' height='100%25' filter='url(%23g)'/></svg>");
  mix-blend-mode: overlay;
  opacity: 0.55;
  animation: tv-grain-shift 0.8s steps(2) infinite;
}

@keyframes tv-grain-shift {
  0%   { transform: translate(0, 0); }
  50%  { transform: translate(-3px, 2px); }
  100% { transform: translate(2px, -2px); }
}

/* Línea de escaneo del propio televisor (durante el revelado y luego en bucle) */
.tv-scan {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 2px;
  background: linear-gradient(180deg, transparent, var(--magenta) 50%, transparent);
  box-shadow: 0 0 10px 1px var(--magenta);
  z-index: 3;
  pointer-events: none;
  opacity: 0;
  transform: translateY(0);
}

/* Fase 1: revelado sincronizado con la animación de --reveal */
.tv-frame.revealing .tv-scan {
  animation: tv-scan-reveal 2500ms steps(30) 1 forwards;
  opacity: 1;
}

@keyframes tv-scan-reveal {
  from { transform: translateY(0); opacity: 1; }
  to   { transform: translateY(calc(var(--tv-h, 460px) - 2px)); opacity: 1; }
}

/* Fase 2: bucle sutil tras la revelación */
.tv-frame.broadcasting .tv-scan {
  animation: tv-scan-loop 7s linear infinite;
  opacity: 0.55;
}

@keyframes tv-scan-loop {
  0%   { transform: translateY(-4px); opacity: 0; }
  10%  { opacity: 0.55; }
  90%  { opacity: 0.55; }
  100% { transform: translateY(calc(var(--tv-h, 460px) + 4px)); opacity: 0; }
}

/* Animación discreta del clip-path en 30 pasos (revelado por franjas) */
.tv-frame.revealing .tv-img {
  animation: tv-reveal-30 2500ms steps(30) 1 forwards;
}

@keyframes tv-reveal-30 {
  from { --reveal: 0%; clip-path: inset(0 0 100% 0); filter: contrast(0.4) brightness(0.35) sepia(0.3) saturate(0.6); }
  to   { --reveal: 100%; clip-path: inset(0 0 0 0); filter: contrast(1.05) brightness(0.95) sepia(0.18) saturate(0.85); }
}

/* Caption pequeña tipo carta de ajuste */
.tv-caption {
  position: absolute;
  left: 10px;
  bottom: 8px;
  z-index: 5;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.22em;
  color: var(--magenta);
  text-transform: uppercase;
  opacity: 0.85;
  text-shadow: 0 0 6px rgba(0,0,0,0.8);
}

/* Aparición diferida del titular tras el revelado */
.hero-stage .hero-meta,
.hero-stage .hero-title,
.hero-stage .hero-subtitle,
.hero-stage .hero-cta {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 600ms ease-out, transform 600ms ease-out;
}

.hero-stage.text-in .hero-meta { opacity: 1; transform: none; transition-delay: 0ms; }
.hero-stage.text-in .hero-title { opacity: 1; transform: none; transition-delay: 80ms; }
.hero-stage.text-in .hero-subtitle { opacity: 1; transform: none; transition-delay: 220ms; }
.hero-stage.text-in .hero-cta { opacity: 1; transform: none; transition-delay: 360ms; }

/* --- Efecto 2: Scroll-revelado en timeline --- */
.tl-item {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 700ms ease-out, transform 700ms ease-out;
  position: relative;
}

.tl-item.in-view {
  opacity: 1;
  transform: translateX(0);
}

/* Destello magenta lateral al entrar */
.tl-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--magenta);
  box-shadow: 0 0 14px 2px var(--magenta);
  opacity: 0;
  pointer-events: none;
  z-index: 5;
}

.tl-item.in-view::before {
  animation: tl-flash 280ms ease-out 1;
}

@keyframes tl-flash {
  0%   { opacity: 0; }
  20%  { opacity: 1; }
  60%  { opacity: 0.6; }
  100% { opacity: 0; }
}

/* La fase-header también entra suave (sin desplazamiento, sin flash) */
.phase-header {
  opacity: 0;
  transition: opacity 700ms ease-out;
}
.phase-header.in-view { opacity: 1; }

/* --- Efecto 3: Línea de escaneo global --- */
.global-scan {
  position: fixed;
  left: 0;
  right: 0;
  top: 0;
  height: 1px;
  background: var(--magenta);
  opacity: 0;
  pointer-events: none;
  z-index: 90; /* bajo el nav (100) y modales */
  animation: global-scan-cycle 14s linear infinite;
  will-change: transform, opacity;
}

@keyframes global-scan-cycle {
  /* 0-28% (~4s): pasada de arriba abajo. 28-100% (~10s): pausa fuera de viewport */
  0%   { transform: translateY(-2px); opacity: 0; }
  2%   { opacity: 0.16; }
  26%  { opacity: 0.16; }
  28%  { transform: translateY(100vh); opacity: 0; }
  100% { transform: translateY(100vh); opacity: 0; }
}

/* Reducir movimiento: respetar prefers-reduced-motion en los tres efectos */
@media (prefers-reduced-motion: reduce) {
  .tv-img { clip-path: inset(0 0 0 0); filter: contrast(1.05) brightness(0.95) sepia(0.18) saturate(0.85); animation: none !important; }
  .tv-frame.revealing .tv-img,
  .tv-frame.broadcasting .tv-scan,
  .tv-frame.revealing .tv-scan { animation: none !important; opacity: 0; }
  .tv-grain { animation: none; }

  .hero-stage .hero-meta,
  .hero-stage .hero-title,
  .hero-stage .hero-subtitle,
  .hero-stage .hero-cta { opacity: 1; transform: none; transition: none; }

  .tl-item { opacity: 1; transform: none; transition: none; }
  .tl-item.in-view::before { animation: none; }
  .phase-header { opacity: 1; transition: none; }

  .global-scan { display: none; }
}

/* Móvil: mover imagen arriba, desactivar scan global, reducir grain */
@media (max-width: 760px) {
  .hero-stage {
    grid-template-columns: 1fr;
    gap: 2rem;
    text-align: center;
  }
  .hero-stage .hero-text { align-items: center; }
  .hero-stage .hero-title,
  .hero-stage .hero-subtitle { text-align: center; }
  .hero-stage .hero-cta { justify-content: center; }
  .tv-frame { max-width: 320px; box-shadow: 6px 6px 0 var(--ink); }
  .tv-grain { opacity: 0.35; }
  .global-scan { display: none; }
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 760px) {
  .nav { padding: 1rem 1.2rem; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--paper);
    border-bottom: 1px solid var(--ink);
    padding: 1.5rem;
    gap: 1.2rem;
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }

  .section { padding: 3.5rem 1.2rem; }
  .hero { padding: 3rem 1.2rem; min-height: 75vh; }

  .timeline::before { left: 24px; }
  .tl-item {
    grid-template-columns: 48px 1fr;
    gap: 0.8rem;
  }
  .tl-item .tl-dot {
    grid-column: 1;
    margin: 10px 0 0 15px;
  }
  .tl-item .tl-card,
  .tl-item:nth-child(odd) .tl-card,
  .tl-item:nth-child(even) .tl-card {
    grid-column: 2;
  }

  .footer-inner {
    grid-template-columns: 1fr;
  }

  .hero .tape { display: none; }
}