/* ==========================================================================
   VARIABLES Y CONFIGURACIÓN GENERAL
   ========================================================================== */
:root {
  --lf-bg: #070707;
  --lf-bg-soft: #0c0c0c;
  --lf-bg-ultra: #040404;
  --lf-gold: #d3ae67;
  --lf-gold-bright: #e8c987;
  --lf-gold-soft: #b68b45;
  --lf-ivory: #f3efe7;
  --lf-text: #c7c1b7;
  --lf-text-muted: rgba(199, 193, 183, 0.4);
  --angle: 0deg;
}

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

html {
  scroll-behavior: smooth;
  background: var(--lf-bg);
}

body {
  min-width: 320px;
  background: var(--lf-bg);
  color: var(--lf-ivory);
  font-family: "Manrope", sans-serif;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ==========================================================================
   1. HERO (Mantenido Estrictamente Igual)
   ========================================================================== */
.lf-hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  place-items: center;
  overflow: hidden;
  isolation: isolate;
  padding: 52px 24px 70px;
  background:
    radial-gradient(circle at 50% 40%, rgba(211,174,103,.09), transparent 30%),
    linear-gradient(180deg, #050505 0%, #0a0a0a 52%, #050505 100%);
}

#lf-threads {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -6;
  opacity: .9;
  pointer-events: none;
}

#lf-sparkles {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -4;
  mix-blend-mode: screen;
  pointer-events: none;
}

.lf-spotlight {
  position: absolute;
  inset: 0;
  z-index: -5;
  pointer-events: none;
  background: radial-gradient(460px circle at var(--sx,50%) var(--sy,32%), rgba(232,201,135,.13), transparent 62%);
  will-change: background;
}

.lf-aurora {
  position: absolute;
  width: 900px;
  height: 900px;
  left: 50%;
  top: 6%;
  transform: translateX(-50%);
  border-radius: 50%;
  pointer-events: none;
  z-index: -7;
  mix-blend-mode: screen;
  background: radial-gradient(circle,
    rgba(211,174,103,.13) 0%,
    rgba(211,174,103,.09) 22%,
    rgba(211,174,103,.04) 42%,
    rgba(211,174,103,.015) 60%,
    transparent 72%);
  animation: lfAuroraBreathe 12s ease-in-out infinite alternate;
}

.lf-vignette {
  position: absolute;
  inset: 0;
  z-index: -3;
  pointer-events: none;
  background: radial-gradient(circle at center, transparent 24%, rgba(0,0,0,.4) 75%, rgba(0,0,0,.85) 100%);
}

.lf-grain {
  position: absolute;
  inset: -40%;
  z-index: -2;
  pointer-events: none;
  opacity: .035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.7'/%3E%3C/svg%3E");
  animation: lfGrain .35s steps(2) infinite;
}

.lf-shell {
  width: min(1120px, 100%);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  z-index: 2;
}

.lf-logo-wrap {
  position: relative;
  width: 190px;
  margin-bottom: 24px;
  display: grid;
  place-items: center;
}

.lf-logo-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid rgba(232,201,135,.85);
  opacity: 0;
  transform: scale(.75);
}

.lf-logo-ring-two {
  border-color: rgba(211,174,103,.5);
}

.lf-logo-wrap.lf-stamp .lf-logo-ring {
  animation: lfShockwave 1.1s cubic-bezier(.16,.8,.3,1) .18s forwards;
}

.lf-logo-wrap.lf-stamp .lf-logo-ring-two {
  animation: lfShockwave 1.3s cubic-bezier(.16,.8,.3,1) .34s forwards;
}

.lf-logo {
  width: 100%;
  height: auto;
  display: block;
  position: relative;
  z-index: 1;
  opacity: 0;
  transform: scale(1.4);
  filter: drop-shadow(0 14px 30px rgba(0,0,0,.55)) blur(8px);
}

.lf-logo-wrap.lf-stamp .lf-logo {
  animation: lfStampIn .85s cubic-bezier(.2,.9,.25,1.15) .1s forwards;
}

.lf-eyebrow {
  color: var(--lf-gold);
  font-size: 13px;
  letter-spacing: .42em;
  font-weight: 500;
  margin-bottom: 22px;
  text-transform: uppercase;
  line-height: 1.4;
}

.lf-eyebrow span {
  margin: 0 .5em;
  opacity: .8;
  font-size: 9px;
  vertical-align: middle;
  color: var(--lf-gold-bright);
}

.lf-title {
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(72px, 9vw, 148px);
  line-height: .88;
  font-weight: 400;
  letter-spacing: .035em;
  color: var(--lf-ivory);
  text-shadow: 0 4px 30px rgba(0,0,0,.4), 0 0 40px rgba(211,174,103,.1);
}

@supports ((-webkit-background-clip:text) or (background-clip:text)) {
  .lf-title {
    background: linear-gradient(100deg,
      var(--lf-ivory) 20%,
      var(--lf-gold-bright) 38%,
      var(--lf-ivory) 52%,
      var(--lf-ivory) 100%);
    background-size: 240% 100%;
    background-position: 200% 0;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: lfShine 6.5s ease-in-out 1.6s infinite;
  }
}

.lf-signature {
  width: min(500px, 60vw);
  margin: 26px 0 26px;
  position: relative;
}

.lf-signature svg {
  width: 100%;
  height: auto;
  display: block;
  overflow: visible;
}

.lf-signature-path {
  transition: stroke-dashoffset 1.7s cubic-bezier(.22,.61,.36,1);
  filter: url(#lfGlow);
}

.lf-signature-dot {
  fill: var(--lf-gold-bright);
  opacity: 0;
  transition: opacity .6s ease;
  filter: drop-shadow(0 0 6px rgba(232,201,135,.9));
}

.lf-signature.lf-draw .lf-signature-dot {
  opacity: 1;
  transition-delay: 1.6s;
}

.lf-signature-glint {
  fill: #fffaf0;
}

.lf-copy {
  max-width: 700px;
  color: var(--lf-text);
  font-size: clamp(18px, 1.45vw, 22px);
  line-height: 1.85;
  font-weight: 300;
  margin-bottom: 44px;
}

.lf-cta {
  --cta-x: 50%;
  --cta-y: 50%;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  min-width: 340px;
  padding: 22px 34px;
  color: var(--lf-ivory);
  text-decoration: none;
  background: linear-gradient(180deg, rgba(211,174,103,.09), rgba(20,16,8,.4));
  overflow: visible;
  transition: transform .6s cubic-bezier(0.16, 1, 0.3, 1), box-shadow .6s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow:
    0 22px 46px rgba(0,0,0,.5),
    0 10px 34px rgba(211,174,103,.1),
    inset 0 0 0 1px rgba(255,255,255,.02);
}

.lf-cta:focus-visible, .lf-back-top:focus-visible, .lf-scroll-cue:focus-visible, .lf-wa-float:focus-visible {
  outline: 2px solid var(--lf-gold-bright);
  outline-offset: 4px;
}

.lf-cta-border {
  position: absolute;
  inset: 0;
  padding: 1.5px;
  pointer-events: none;
  background: conic-gradient(from var(--angle),
    var(--lf-gold-soft) 0deg,
    var(--lf-gold-bright) 90deg,
    var(--lf-gold-soft) 180deg,
    rgba(211,174,103,.15) 260deg,
    var(--lf-gold-soft) 360deg);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  animation: lfRotateBorder 5s linear infinite;
}

.lf-cta-sparkles {
  position: absolute;
  inset: 0;
  overflow: visible;
  pointer-events: none;
  z-index: 3;
}

.lf-cta-spark {
  position: absolute;
  width: 5px;
  height: 5px;
  background: var(--lf-gold-bright);
  clip-path: polygon(50% 0%, 62% 38%, 100% 50%, 62% 62%, 50% 100%, 38% 62%, 0% 50%, 38% 38%);
  opacity: 0;
  animation: lfSparkPop .8s ease-out forwards;
}

.lf-cta-label {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  white-space: nowrap;
}

.lf-cta-label em {
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-weight: 500;
  font-size: 22px;
  letter-spacing: .01em;
  color: var(--lf-gold-bright);
}

.lf-cta-label b {
  font-family: "Manrope", sans-serif;
  font-weight: 600;
  font-size: 12px;
  letter-spacing: .22em;
}

.lf-cta-arrow {
  position: relative;
  z-index: 2;
  font-size: 18px;
  line-height: 1;
  letter-spacing: 0;
  transition: transform .4s cubic-bezier(0.16, 1, 0.3, 1);
}

.lf-cta:hover {
  transform: translateY(-4px);
}

.lf-cta:hover .lf-cta-arrow {
  transform: translateX(6px);
}

.lf-scroll-cue {
  position: absolute;
  left: 50%;
  bottom: 20px;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: var(--lf-gold);
  text-decoration: none;
  z-index: 3;
}

.lf-scroll-label {
  font-size: 9px;
  letter-spacing: .35em;
  opacity: .7;
}

.lf-scroll-line {
  width: 1px;
  height: 42px;
  background: linear-gradient(180deg, var(--lf-gold), transparent);
  transform-origin: top;
  animation: lfScrollPulse 2.1s ease-in-out infinite;
}

.lf-reveal {
  opacity: 0;
  transform: translateY(20px);
  animation: lfReveal .95s cubic-bezier(.2,.8,.2,1) forwards;
}

.delay-1 { animation-delay: .12s }
.delay-2 { animation-delay: .28s }
.delay-3 { animation-delay: .44s }
.delay-4 { animation-delay: .60s }
.delay-5 { animation-delay: .76s }
.delay-6 { animation-delay: .92s }


/* ==========================================================================
   2. MANIFIESTO (Premium, Espaciado y Jerarquía Editorial)
   ========================================================================== */
.lf-manifiesto {
  padding: 240px 24px;
  background: linear-gradient(180deg, #050505 0%, var(--lf-bg) 100%);
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.lf-manifiesto-container {
  max-width: 960px;
  width: 100%;
  text-align: center;
}

.lf-manifiesto-tag {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.45em;
  color: var(--lf-gold);
  display: block;
  margin-bottom: 36px;
  line-height: 1.4;
}

.lf-manifiesto-title {
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(38px, 4.8vw, 68px);
  font-weight: 300;
  line-height: 1.25;
  color: var(--lf-ivory);
  letter-spacing: -0.01em;
}

.lf-title-gold-accent {
  color: var(--lf-gold-bright);
  font-style: italic;
  font-weight: 400;
}

.lf-manifiesto-divider {
  width: 1px;
  height: 80px;
  background: linear-gradient(180deg, var(--lf-gold-soft), transparent);
  margin: 52px auto;
}

.lf-manifiesto-text {
  font-size: clamp(18px, 1.4vw, 22px);
  font-weight: 200;
  line-height: 1.95;
  color: var(--lf-text);
  max-width: 720px;
  margin: 0 auto;
  letter-spacing: 0.02em;
}


/* ==========================================================================
   3. UNIVERSO LAURA FOGLIA (Ecosistema Editorial de Alta Costura)
   ========================================================================== */
.lf-universo {
  padding: 200px 24px;
  background: var(--lf-bg);
  position: relative;
}

.lf-universo-container {
  max-width: 1120px;
  margin: 0 auto;
}

.lf-universo-header {
  text-align: center;
  margin-bottom: 140px;
}

.lf-universo-title {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-weight: 300;
  color: var(--lf-ivory);
  margin-bottom: 20px;
  line-height: 1.4;
}

.lf-universo-word-top {
  display: block;
  font-size: clamp(24px, 2.5vw, 36px);
  letter-spacing: 0.5em;
  text-align: center;
}

.lf-universo-word-bottom {
  display: block;
  white-space: nowrap;
  font-size: clamp(28px, 3vw, 42px);
  letter-spacing: 0.2em;
  text-align: center;
}

.lf-universo-subtitle {
  font-size: clamp(15px, 1.1vw, 18px);
  font-weight: 300;
  color: var(--lf-gold-soft);
  letter-spacing: 0.05em;
  line-height: 1.5;
}

.lf-universo-editorial-flow {
  display: flex;
  flex-direction: column;
}

.lf-ecosystem-row {
  display: flex;
  width: 100%;
  border-top: 1px solid rgba(211, 174, 103, 0.15);
  transition: border-color 0.5s ease;
}

.lf-ecosystem-row:last-child {
  border-bottom: 1px solid rgba(211, 174, 103, 0.15);
}

.lf-ecosystem-block {
  flex: 0 0 60%;
  padding: 70px 40px 70px 0;
  display: flex;
  align-items: flex-start;
  gap: 48px;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.lf-ecosystem-spacer {
  flex: 0 0 40%;
}

.lf-row-reverse {
  flex-direction: row-reverse;
}

.lf-row-reverse .lf-ecosystem-block {
  padding: 70px 0 70px 40px;
  flex-direction: row;
}

.lf-row-center {
  justify-content: center;
}

.lf-row-center .lf-ecosystem-block {
  flex: 0 0 70%;
  padding: 80px 0;
  justify-content: center;
  gap: 64px;
}

.lf-eco-num {
  font-family: "Cormorant Garamond", serif;
  font-size: 20px;
  font-weight: 300;
  color: var(--lf-gold);
  line-height: 1;
  position: relative;
  top: 8px;
}

.lf-eco-content {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.lf-eco-title {
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(28px, 3.2vw, 46px);
  font-weight: 300;
  line-height: 1.15;
  color: var(--lf-ivory);
  letter-spacing: 0.02em;
  transition: color 0.5s ease;
}

.lf-eco-sub-brand {
  font-family: "Manrope", sans-serif;
  font-size: clamp(11px, 1vw, 13px);
  font-weight: 400;
  letter-spacing: 0.15em;
  color: var(--lf-text);
  text-transform: uppercase;
  display: block;
  margin-top: 6px;
  line-height: 1.4;
}

.lf-eco-status {
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--lf-text-muted);
  transition: color 0.5s ease, letter-spacing 0.5s ease;
  line-height: 1.4;
}

.lf-ecosystem-row:hover {
  border-color: rgba(232, 201, 135, 0.4);
}

.lf-ecosystem-row:hover .lf-eco-title {
  color: var(--lf-gold-bright);
}

.lf-ecosystem-row:hover .lf-eco-status {
  color: var(--lf-gold);
  letter-spacing: 0.3em;
}

.lf-ecosystem-row:hover .lf-ecosystem-block {
  transform: translateX(10px);
}

.lf-row-reverse:hover .lf-ecosystem-block {
  transform: translateX(-10px);
}

.lf-row-center:hover .lf-ecosystem-block {
  transform: translateY(-5px);
}




.lf-universe-grid{
  max-width:1180px;
  margin:0 auto;
  display:grid;
  grid-template-columns:repeat(6, 1fr);
  gap:28px;
}

.lf-universe-grid .lf-card:nth-child(1){grid-column:1 / 3;}
.lf-universe-grid .lf-card:nth-child(2){grid-column:3 / 5;}
.lf-universe-grid .lf-card:nth-child(3){grid-column:5 / 7;}
.lf-universe-grid .lf-card:nth-child(4){grid-column:2 / 4;}
.lf-universe-grid .lf-card:nth-child(5){grid-column:4 / 6;}

.lf-universe-grid .lf-card:nth-child(1){transition-delay:.02s}
.lf-universe-grid .lf-card:nth-child(2){transition-delay:.1s}
.lf-universe-grid .lf-card:nth-child(3){transition-delay:.18s}
.lf-universe-grid .lf-card:nth-child(4){transition-delay:.26s}
.lf-universe-grid .lf-card:nth-child(5){transition-delay:.34s}

.lf-card{
  position:relative;
  padding:44px 30px 38px;
  text-align:center;
  background:linear-gradient(180deg, rgba(211,174,103,.045), rgba(255,255,255,.012));
  border:1px solid rgba(211,174,103,.16);
  transition:transform .5s cubic-bezier(.2,.8,.2,1), border-color .5s ease, background .5s ease;
}

.lf-card:hover{
  transform:translateY(-6px);
  border-color:rgba(211,174,103,.4);
  background:linear-gradient(180deg, rgba(211,174,103,.08), rgba(255,255,255,.014));
}

.lf-card-icon{
  display:inline-grid;
  place-items:center;
  width:48px;
  height:48px;
  color:var(--lf-gold);
  margin-bottom:22px;
  transition:color .5s ease, filter .5s ease;
}

.lf-card-icon svg{
  width:100%;
  height:100%;
}

.lf-card:hover .lf-card-icon{
  color:var(--lf-gold-bright);
  filter:drop-shadow(0 0 10px rgba(232,201,135,.35));
}

.lf-card-title{
  font-family:"Cormorant Garamond", serif;
  font-weight:500;
  font-size:23px;
  letter-spacing:.02em;
  color:var(--lf-ivory);
  margin-bottom:10px;
}

.lf-card-title span{
  display:block;
  font-family:"Manrope", sans-serif;
  font-weight:400;
  font-size:11px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--lf-text);
  margin-top:6px;
}

.lf-card-tag{
  font-size:10px;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--lf-gold-soft);
  opacity:.85;
}


@media (max-width: 1024px){
  .lf-universe-grid{
    grid-template-columns:repeat(2, 1fr);
  }

  .lf-universe-grid .lf-card:nth-child(1),
  .lf-universe-grid .lf-card:nth-child(2),
  .lf-universe-grid .lf-card:nth-child(3),
  .lf-universe-grid .lf-card:nth-child(4),
  .lf-universe-grid .lf-card:nth-child(5){
    grid-column:auto;
  }

  .lf-universe-grid .lf-card:nth-child(5){
    grid-column:1 / 3;
    width:min(360px, 100%);
    margin:0 auto;
  }
}

@media (max-width: 768px){
  .lf-card{
    padding:36px 26px 30px;
  }
}

@media (max-width: 600px){
  .lf-universe-grid{
    grid-template-columns:1fr;
    gap:20px;
    max-width:440px;
  }

  .lf-universe-grid .lf-card:nth-child(5){
    grid-column:auto;
    max-width:none;
    width:auto;
    margin:0;
  }
}



/* ---------- Landing 3: tarjetas Claude integradas ---------- */
.lf-universe-grid{
  margin-top:80px;
}

.lf-universe-grid .lf-card.lf-reveal-io{
  opacity:0;
  transform:translateY(28px);
}

.lf-universe-grid .lf-card.lf-reveal-io.lf-inview{
  opacity:1;
  transform:translateY(0);
}

@media (max-width:768px){
  .lf-universe-grid{
    margin-top:56px;
  }
}


/* ---------- Revelación premium letra por letra: subtítulo Universo ---------- */
.lf-letter-reveal .lf-letter-word {
  display: inline-block;
  white-space: nowrap;
}

.lf-letter-reveal .lf-letter {
  display: inline-block;
  opacity: 0;
  transform: translateY(0.38em);
  filter: blur(3px);
  will-change: opacity, transform, filter;
}

.lf-letter-reveal.lf-letter-active .lf-letter {
  animation: lfLetterReveal .62s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  animation-delay: calc(var(--lf-letter-index) * 38ms + 180ms);
}

@keyframes lfLetterReveal {
  0% {
    opacity: 0;
    transform: translateY(0.38em);
    filter: blur(3px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}


/* ==========================================================================
   4. FILOSOFÍA (Editorial de Impacto Masivo, Espacio Negativo Absoluto)
   ========================================================================== */
.lf-filosofia {
  padding: 260px 24px;
  background: linear-gradient(180deg, var(--lf-bg) 0%, var(--lf-bg-ultra) 100%);
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.lf-filosofia-container {
  max-width: 1200px;
  width: 100%;
  text-align: center;
}

.lf-filosofia-mark {
  font-size: 18px;
  color: var(--lf-gold-soft);
  margin-bottom: 48px;
  opacity: 0.6;
}

.lf-filosofia-quote {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.lf-quote-line {
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(36px, 4.5vw, 64px);
  font-weight: 300;
  line-height: 1.25;
  color: var(--lf-text);
  letter-spacing: -0.01em;
}

.lf-quote-line:nth-child(even) {
  font-style: italic;
}

.lf-filosofia-quote .lf-highlight {
  font-style: normal;
  font-weight: 400;
  color: transparent;
  background: linear-gradient(135deg, var(--lf-gold-bright), var(--lf-gold));
  -webkit-background-clip: text;
  background-clip: text;
  position: relative;
}


/* ==========================================================================
   5. CIERRE (Sofisticado, Atmosférico y Memorable)
   ========================================================================== */
.lf-cierre {
  padding: 220px 24px;
  background: var(--lf-bg-ultra);
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.lf-cierre-halo {
  position: absolute;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(211, 174, 103, 0.04), transparent 70%);
  bottom: -10%;
  left: 50%;
  transform: translateX(-50%);
  pointer-events: none;
}

.lf-cierre-container {
  text-align: center;
  position: relative;
  z-index: 2;
}

.lf-cierre-title {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.6em;
  color: var(--lf-gold);
  margin-bottom: 28px;
  line-height: 1.4;
}

.lf-cierre-text {
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(32px, 3.5vw, 52px);
  font-weight: 300;
  color: var(--lf-ivory);
  margin-bottom: 72px;
  letter-spacing: 0.01em;
  line-height: 1.3;
}

.lf-back-top {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 16px 32px;
  color: var(--lf-text);
  text-decoration: none;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.3em;
  background: transparent;
  border-bottom: 1px solid rgba(211, 174, 103, 0.3);
  transition: border-color .6s cubic-bezier(0.16, 1, 0.3, 1), color .6s cubic-bezier(0.16, 1, 0.3, 1), transform .6s cubic-bezier(0.16, 1, 0.3, 1);
}

.lf-back-top-arrow {
  font-size: 13px;
  color: var(--lf-gold);
  transition: transform .4s cubic-bezier(0.16, 1, 0.3, 1);
}

.lf-back-top:hover {
  border-bottom-color: var(--lf-gold-bright);
  color: var(--lf-ivory);
  transform: translateY(-2px);
}

.lf-back-top:hover .lf-back-top-arrow {
  transform: translateY(-5px);
}


/* ==========================================================================
   6. FOOTER (Remate Estilo Alta Editorial)
   ========================================================================== */
.lf-footer {
  background: #000000;
  padding: 96px 24px;
  border-top: 1px solid rgba(211, 174, 103, 0.12);
}

.lf-footer-container {
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 48px;
}

.lf-footer-brand-block {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.lf-footer-logo {
  font-family: "Cormorant Garamond", serif;
  font-size: 32px;
  font-weight: 300;
  letter-spacing: 0.04em;
  color: var(--lf-ivory);
  line-height: 1.2;
}

.lf-footer-tagline {
  font-size: 11px;
  letter-spacing: 0.38em;
  color: var(--lf-gold-soft);
  text-transform: uppercase;
  line-height: 1.4;
}

.lf-footer-tagline span {
  margin: 0 6px;
  font-size: 8px;
  color: rgba(211, 174, 103, 0.35);
}

.lf-footer-meta-block {
  text-align: right;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.lf-footer-region {
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.2em;
  color: var(--lf-text);
  text-transform: uppercase;
  line-height: 1.4;
}

.lf-footer-copyright {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--lf-text-muted);
  line-height: 1.4;
}


/* ==========================================================================
   KEYFRAMES Y ANIMACIONES (Optimizado Nativo)
   ========================================================================== */
@keyframes lfReveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes lfStampIn {
  0% { opacity: 0; transform: scale(1.4); filter: drop-shadow(0 14px 30px rgba(0,0,0,.55)) blur(8px); }
  60% { opacity: 1; transform: scale(.96); filter: drop-shadow(0 14px 30px rgba(0,0,0,.55)) blur(0); }
  80% { transform: scale(1.03); }
  100% { opacity: 1; transform: scale(1); filter: drop-shadow(0 14px 30px rgba(0,0,0,.55)) drop-shadow(0 0 22px rgba(211,174,103,.16)); }
}

@keyframes lfShockwave {
  0% { opacity: .9; transform: scale(.75); }
  100% { opacity: 0; transform: scale(1.55); }
}

@keyframes lfShine {
  0% { background-position: 200% 0; }
  50% { background-position: 0% 0; }
  100% { background-position: -200% 0; }
}

@keyframes lfRotateBorder {
  to { --angle: 360deg; }
}

@property --angle {
  syntax: '<angle>';
  inherits: false;
  initial-value: 0deg;
}

@keyframes lfSparkPop {
  0% { opacity: 0; transform: translate(0,0) scale(.3) rotate(0deg); }
  25% { opacity: 1; }
  100% { opacity: 0; transform: translate(var(--dx,0), var(--dy,-18px)) scale(1) rotate(45deg); }
}

@keyframes lfScrollPulse {
  0%,100% { transform: scaleY(.55); opacity: .35 }
  50% { transform: scaleY(1); opacity: 1 }
}

@keyframes lfAuroraBreathe {
  to { transform: translateX(-50%) scale(1.12); opacity: .75 }
}

@keyframes lfGrain {
  0% { transform: translate(0,0) }
  25% { transform: translate(2%,-1%) }
  50% { transform: translate(-1%,2%) }
  75% { transform: translate(1%,1%) }
  100% { transform: translate(0,0) }
}

.lf-scroll-reveal {
  opacity: 0;
  transform: translateY(30px);
  will-change: transform, opacity;
  transition: opacity 2s cubic-bezier(0.16, 1, 0.3, 1), transform 2s cubic-bezier(0.16, 1, 0.3, 1);
}

.lf-scroll-reveal.lf-visible {
  opacity: 1;
  transform: translateY(0);
}


/* ==========================================================================
   RESPONSIVE CONTROL (Puntos de control estipulados)
   ========================================================================== */
@media (max-width: 1440px) {
  .lf-universo-container { padding: 0 40px; }
}

@media (max-width: 1024px) {
  .lf-universo-editorial-flow {
    padding: 0 20px;
  }
  .lf-ecosystem-block {
    flex: 0 0 80%;
  }
  .lf-ecosystem-spacer {
    flex: 0 0 20%;
  }
}

@media (max-width: 768px) {
  .lf-hero {
    min-height: 100svh;
    padding: 36px 24px 82px;
  }
  .lf-logo-wrap {
    width: 132px;
    margin-bottom: 22px;
  }
  .lf-eyebrow {
    font-size: 10px;
    line-height: 1.8;
    letter-spacing: .28em;
    max-width: 320px;
  }
  .lf-title {
    font-size: clamp(54px, 16vw, 78px);
    line-height: .92;
    letter-spacing: .02em;
  }
  .lf-signature {
    width: min(340px, 78vw);
    margin: 22px 0 22px;
  }
  .lf-copy {
    max-width: 340px;
    font-size: 16px;
    line-height: 1.75;
    margin-bottom: 36px;
  }
  .lf-cta {
    min-width: 0;
    width: min(100%, 340px);
    padding: 19px 22px;
    gap: 10px;
  }
  .lf-cta-label em { font-size: 18px; }
  .lf-cta-label b { font-size: 10px; letter-spacing: .16em; }
  .lf-scroll-cue { bottom: 16px; }

  .lf-manifiesto { padding: 160px 24px; }
  .lf-manifiesto-divider { height: 60px; margin: 36px auto; }
  .lf-filosofia { padding: 180px 24px; }

  .lf-universo { padding: 120px 24px; }
  .lf-universo-header { margin-bottom: 80px; }
  .lf-ecosystem-row, .lf-row-reverse {
    flex-direction: row;
    border-top: 1px solid rgba(211, 174, 103, 0.15);
  }
  .lf-ecosystem-block, .lf-row-reverse .lf-ecosystem-block, .lf-row-center .lf-ecosystem-block {
    flex: 0 0 100%;
    padding: 44px 0;
    gap: 24px;
    transform: none !important;
  }
  .lf-ecosystem-spacer { display: none; }
  
  .lf-cierre { padding: 150px 24px; }
  .lf-cierre-text { margin-bottom: 52px; }
  
  .lf-footer { padding: 80px 24px; }
  .lf-footer-container {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 40px;
  }
  .lf-footer-meta-block { text-align: center; }
}

@media (max-width: 430px) {
  .lf-hero { padding-left: 16px; padding-right: 16px; }
  .lf-title { font-size: 58px; }
  .lf-copy { font-size: 15.5px; }
  .lf-manifiesto-title { line-height: 1.32; }
}

@media (max-width: 390px) {
  .lf-logo-wrap { width: 118px; }
  .lf-eyebrow { font-size: 9px; letter-spacing: .24em; }
  .lf-title { font-size: 52px; }
  .lf-copy { font-size: 15px; }
  .lf-cta-label { flex-direction: column; gap: 2px; align-items: center; }
  .lf-eco-title { font-size: 26px; }
}

/* ==========================================================================
   ACCESIBILIDAD (Soporte predeterminado para Reducción de Movimiento)
   ========================================================================== */
/* ==========================================================================
   MODO LIVIANO (activado automáticamente por script.js si el equipo
   no sostiene un frame rate fluido — ver applyLiteMode)
   ========================================================================== */
.lf-lite .lf-spotlight {
  display: none;
}

.lf-lite .lf-aurora {
  animation: none;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition: none !important;
  }
  .lf-signature-path, .lf-signature-dot, .lf-scroll-reveal {
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
  .lf-logo {
    opacity: 1;
    transform: scale(1);
    filter: drop-shadow(0 14px 30px rgba(0,0,0,.55)) drop-shadow(0 0 22px rgba(211,174,103,.16));
  }
  .lf-logo-ring { display: none; }
  .lf-spotlight { display: none; }
  .lf-letter-reveal .lf-letter {
    opacity: 1 !important;
    transform: none !important;
    filter: none !important;
    animation: none !important;
  }
}
/* ==========================================================================
   BOTÓN FLOTANTE DE WHATSAPP (mismo lenguaje visual que el resto del sitio)
   ========================================================================== */
.lf-wa-float{
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 9999;
  display: inline-flex;
  align-items: center;
  height: 52px;
  background: linear-gradient(180deg, rgba(211,174,103,.10), rgba(11,11,11,.94));
  border-radius: 999px;
  text-decoration: none;
  overflow: hidden;
  box-shadow:
    0 14px 34px rgba(0,0,0,.5),
    0 6px 22px rgba(211,174,103,.12);
  transition: box-shadow .5s cubic-bezier(0.16, 1, 0.3, 1);
}

.lf-wa-float:hover{
  box-shadow:
    0 14px 34px rgba(0,0,0,.55),
    0 0 26px rgba(232,201,135,.28);
}

.lf-wa-icon-box{
  position: relative;
  width: 52px;
  height: 52px;
  flex: 0 0 52px;
  display: grid;
  place-items: center;
}

.lf-wa-icon{
  width: 21px;
  height: 21px;
  fill: var(--lf-gold-bright);
  filter: drop-shadow(0 0 8px rgba(232,201,135,.5));
  position: relative;
  z-index: 2;
}

.lf-wa-ring{
  position: absolute;
  inset: 0;
  border-radius: 50%;
  padding: 1.4px;
  pointer-events: none;
  background: conic-gradient(from var(--angle),
    var(--lf-gold-soft) 0deg,
    var(--lf-gold-bright) 90deg,
    var(--lf-gold-soft) 180deg,
    rgba(211,174,103,.15) 260deg,
    var(--lf-gold-soft) 360deg);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  animation: lfRotateBorder 5s linear infinite;
}

.lf-wa-ping{
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1.5px solid rgba(232,201,135,.55);
  pointer-events: none;
  animation: lfWaPing 3.2s ease-out infinite;
}

.lf-wa-label{
  max-width: 0;
  overflow: hidden;
  white-space: nowrap;
  padding-right: 0;
  font: 600 11.5px/1 "Manrope", sans-serif;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--lf-gold-bright);
  transition: max-width .5s cubic-bezier(0.16, 1, 0.3, 1), padding .5s cubic-bezier(0.16, 1, 0.3, 1);
}

.lf-wa-float:hover .lf-wa-label,
.lf-wa-float:focus-visible .lf-wa-label{
  max-width: 220px;
  padding: 0 24px 0 20px;
}

@keyframes lfWaPing{
  0%{ transform: scale(.85); opacity: .65; }
  70%{ transform: scale(1.4); opacity: 0; }
  100%{ opacity: 0; }
}

@media (max-width: 768px){
  .lf-wa-float{
    right: 16px;
    bottom: 16px;
    height: 48px;
  }
  .lf-wa-icon-box{
    width: 48px;
    height: 48px;
    flex-basis: 48px;
  }
  .lf-wa-label{
    display: none;
  }
}