/* ==========================================================================
   EVOLUZION MEDIA — Design Tokens & Base
   ========================================================================== */

:root{
  /* Color */
  --bg: #0C0E12;
  --bg-secondary: #171B21;
  --bg-elevated: #1D222A;
  --accent: #2E6FB0;
  --accent-light: #5B9BD9;
  --accent-glow: rgba(91, 155, 217, .35);
  --text: #EDEEF0;
  --text-secondary: #8B9199;
  --text-tertiary: #565C64;
  --border: rgba(255,255,255,.08);
  --border-strong: rgba(255,255,255,.14);
  --surface-grad: radial-gradient(ellipse 640px 480px at 22% 15%, #173169, #070B12 68%);
  --surface-grad-hover: radial-gradient(ellipse 640px 480px at 22% 15%, #1D3C80, #0A0F1A 68%);
  --btn-grad: linear-gradient(120deg, #2E6FB0 0%, #4E93D0 45%, #22C7F0 100%);
  --btn-grad-hover: linear-gradient(120deg, #3A80C4 0%, #5FA3DE 45%, #43D3F5 100%);

  /* Type */
  --font-display: 'Space Grotesk', 'Helvetica Neue', Arial, sans-serif;
  --font-body: 'Inter', 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  /* Layout */
  --container: 1180px;
  --section-pad: 140px;
  --radius: 14px;
  --radius-sm: 8px;

  /* Motion */
  --ease: cubic-bezier(.22,1,.36,1);
  --ease-soft: cubic-bezier(.4,0,.2,1);
}

*,*::before,*::after{ box-sizing:border-box; }

html{ scroll-behavior:smooth; }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:.01ms !important; animation-iteration-count:1 !important; transition-duration:.01ms !important; scroll-behavior:auto !important; }
}

body{
  margin:0;
  background:
    radial-gradient(ellipse 1000px 600px at 15% 0%, rgba(46,111,176,.09), transparent 55%),
    radial-gradient(ellipse 800px 500px at 100% 30%, rgba(91,155,217,.05), transparent 55%),
    radial-gradient(ellipse 900px 700px at 20% 100%, rgba(46,111,176,.06), transparent 55%),
    var(--bg);
  background-attachment:fixed;
  color:var(--text);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  position:relative;
}
body::before{
  content:'';
  position:fixed;
  inset:0;
  z-index:0;
  opacity:.035;
  mix-blend-mode:overlay;
  pointer-events:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.nav, main, .footer, .cursor-glow{ position:relative; z-index:1; }

img{ max-width:100%; display:block; }

a{ color:inherit; text-decoration:none; }

button{ font-family:inherit; cursor:pointer; }

:focus-visible{
  outline:2px solid var(--accent-light);
  outline-offset:3px;
  border-radius:10px;
}

.mono{ font-family:var(--font-mono); font-size:.8em; letter-spacing:.02em; }

.section__inner{
  max-width:var(--container);
  margin:0 auto;
  padding:0 32px;
}

.eyebrow{
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--accent-light);
  margin:0 0 18px;
}

.section__title{
  font-family:var(--font-display);
  font-weight:700;
  font-size:clamp(28px, 4vw, 44px);
  line-height:1.15;
  letter-spacing:-.01em;
  margin:0 0 28px;
}

.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-top:36px;
  font-weight:500;
  color:var(--text);
  border-bottom:1px solid var(--border-strong);
  padding-bottom:4px;
  transition:color .25s var(--ease-soft), border-color .25s var(--ease-soft), gap .25s var(--ease-soft);
}
.link-arrow:hover{ color:var(--accent-light); border-color:var(--accent-light); gap:12px; }

/* Cursor glow */
.cursor-glow{
  position:fixed;
  top:0; left:0;
  width:480px; height:480px;
  border-radius:50%;
  background:radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events:none;
  transform:translate(-50%,-50%);
  opacity:0;
  transition:opacity .4s ease;
  z-index:1;
  mix-blend-mode:screen;
}
.cursor-glow.is-active{ opacity:1; }

/* ==========================================================================
   NAV
   ========================================================================== */
.nav{
  position:fixed;
  top:0; left:0; right:0;
  z-index:100;
  padding:18px 0;
  background:rgba(10,11,15,.97);
  border-bottom:1px solid rgba(255,255,255,.07);
  box-shadow:0 12px 30px -12px rgba(0,0,0,.6);
  transition:padding .2s var(--ease-soft), background .2s var(--ease-soft);
}
.nav.is-scrolled{ padding:13px 0; background:rgba(8,9,12,1); }

.nav__wordmark-block{ display:flex; flex-direction:column; align-items:flex-end; gap:2px; }
.nav__wordmark{
  font-family:var(--font-display);
  font-weight:700;
  font-size:26px;
  letter-spacing:.01em;
  color:var(--text);
  line-height:1;
}
.nav__wordmark-accent{ color:var(--accent-light); }
.nav__tagline{
  font-size:10.5px;
  letter-spacing:.06em;
  text-transform:uppercase;
  color:#D8DCE2;
}

.nav__inner{
  max-width:var(--container);
  margin:0 auto;
  padding:0 32px;
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.nav__links{ display:flex; align-items:center; gap:32px; }
.nav__links a{
  font-family:var(--font-display);
  font-weight:600;
  font-size:13.5px;
  letter-spacing:.02em;
  text-transform:uppercase;
  color:#C7CBD3;
  transition:color .1s ease;
  position:relative;
}
.nav__links a:not(.nav__whatsapp)::after{
  content:'';
  position:absolute; left:0; right:0; bottom:-6px;
  height:2px;
  background:linear-gradient(90deg, var(--accent-light), #22C7F0);
  transform:scaleX(0); transform-origin:left;
  transition:transform .16s var(--ease);
}
.nav__links a:not(.nav__whatsapp):hover{ color:#fff; }
.nav__links a:not(.nav__whatsapp):hover::after{ transform:scaleX(1); }

/* Página activa — línea fina y gris, siempre visible, distinta del hover en color */
.nav__links a.is-current{ color:#fff; }
.nav__links a.is-current::before{
  content:'';
  position:absolute; left:0; right:0; bottom:-6px;
  height:1px;
  background:rgba(255,255,255,.4);
}
.nav__whatsapp{
  display:flex; align-items:center; gap:8px;
  padding:9px 18px;
  border-radius:10px;
  background:var(--btn-grad);
  color:#fff !important;
  font-size:13px;
  font-weight:500;
  transition:filter .25s, transform .25s, box-shadow .25s;
  box-shadow:0 4px 14px -4px rgba(34,199,240,.4);
}
.nav__whatsapp svg{ width:15px; height:15px; }
.nav__whatsapp:hover{ filter:brightness(1.1); transform:translateY(-1px); box-shadow:0 8px 20px -4px rgba(34,199,240,.55); }
.nav__whatsapp::after{ display:none; }
.nav__toggle{ display:none; background:none; border:0; flex-direction:column; gap:5px; padding:6px; }
.nav__toggle span{ width:22px; height:2px; background:var(--text); display:block; }

/* ==========================================================================
   HERO
   ========================================================================== */
.hero{
  position:relative;
  min-height:100vh;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  text-align:center;
  padding:160px 0 100px;
  overflow:hidden;
}
.hero__aura{ position:absolute; inset:0; overflow:hidden; background:#050609; }
.cosmos-scene{
  position:absolute; inset:0;
  width:100%; height:100%;
  display:block;
}
.cosmos-layer{ will-change:transform; }

/* Estrellas de fondo (deep sky) */
.cosmos-star{ animation:star-twinkle 5s ease-in-out infinite; }
@keyframes star-twinkle{
  0%, 100%{ opacity:.2; }
  50%{ opacity:.75; }
}

/* Luna — respiro de brillo reforzado + destello que la recorre */
.cosmos-moon{ animation:moon-glow 6s ease-in-out infinite; }
.cosmos-moon-halo{ animation:moon-halo-glow 6s ease-in-out infinite; }
@keyframes moon-glow{
  0%, 100%{ filter:brightness(1.2) saturate(1.05); }
  50%{ filter:brightness(1.55) saturate(1.3); }
}
@keyframes moon-halo-glow{
  0%, 100%{ opacity:.6; }
  50%{ opacity:1.5; }
}

/* Foto de Gustavo — lateral derecho del hero, bordes esfumados hacia el fondo */
.hero__photo{
  position:absolute;
  right:0;
  bottom:0;
  top:0;
  height:100%;
  width:auto;
  max-width:56%;
  object-fit:cover;
  object-position:top center;
  -webkit-mask-image:
    radial-gradient(ellipse 78% 88% at 62% 46%, #000 52%, transparent 92%),
    linear-gradient(to right, transparent 0%, #000 22%);
  -webkit-mask-composite:source-in;
  mask-image:
    radial-gradient(ellipse 78% 88% at 62% 46%, #000 52%, transparent 92%),
    linear-gradient(to right, transparent 0%, #000 22%);
  mask-composite:intersect;
  opacity:.94;
  filter:saturate(1.05) contrast(1.03);
  pointer-events:none;
}

.hero__grain{
  position:absolute; inset:0;
  opacity:.045;
  mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  pointer-events:none;
}
.hero__vignette{
  position:absolute; inset:0;
  background:
    radial-gradient(ellipse 900px 650px at 30% 55%, transparent 30%, rgba(5,6,9,.6) 100%),
    linear-gradient(90deg, rgba(5,6,9,.35) 0%, transparent 35%);
  pointer-events:none;
}

.hero__inner{ position:relative; z-index:2; width:100%; }
.hero__grid{
  max-width:var(--container);
  margin:0 auto;
  padding:0 32px;
  width:100%;
  display:block;
  text-align:left;
}
.hero__content{ max-width:600px; }
.hero__content .hero__actions{ justify-content:flex-start; }

.eyebrow{ display:block; }
.hero__inner .eyebrow{ font-size:12px; text-shadow:0 2px 8px rgba(0,0,0,.6); }

.hero__title{
  font-family:var(--font-mono);
  font-weight:600;
  font-size:clamp(24px, 3.6vw, 42px);
  line-height:1.1;
  letter-spacing:.01em;
  margin:14px 0 0;
  height:1.25em;
  overflow:hidden;
  display:flex;
  align-items:center;
  filter:drop-shadow(0 3px 12px rgba(0,0,0,.6));
}
.hero__scramble{
  display:inline-block;
  line-height:1;
  background:linear-gradient(90deg, #EDEEF0 0%, #5B9BD9 22%, #22C7F0 45%, #5B9BD9 68%, #EDEEF0 100%);
  background-size:220% auto;
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  animation:hero-gradient-flow 7s linear infinite;
}
.hero__scramble .scramble-char--fx{
  font-family:var(--font-mono);
  color:var(--accent-light);
  opacity:.8;
  -webkit-text-fill-color:var(--accent-light);
  text-shadow:0 0 12px var(--accent-glow);
}

.hero__subtitle{
  font-size:17px;
  color:var(--text-secondary);
  margin:22px 0 0;
  text-shadow:0 2px 10px rgba(0,0,0,.55);
}

.hero__quote{
  position:relative;
  font-family:var(--font-display);
  font-weight:400;
  font-style:italic;
  font-size:clamp(17px, 1.7vw, 20px);
  line-height:1.6;
  letter-spacing:.005em;
  color:var(--text);
  max-width:520px;
  margin:40px 0 0;
  padding-left:34px;
  border-left:2px solid var(--accent);
  text-align:left;
}
.hero__quote::before{
  content:'\201C';
  position:absolute;
  left:20px; top:-.32em;
  font-family:Georgia, 'Times New Roman', serif;
  font-style:normal;
  font-size:2.6em;
  line-height:1;
  color:var(--accent-light);
  opacity:.55;
  text-shadow:none;
}
.hero__quote-text{
  position:relative;
  display:inline-block;
  text-shadow:0 2px 12px rgba(0,0,0,.6);
}

.hero__actions{
  display:flex;
  gap:16px;
  justify-content:center;
  margin-top:44px;
  flex-wrap:wrap;
}

.hero__scroll{
  position:absolute;
  bottom:36px; left:50%;
  transform:translateX(-50%);
  width:1px; height:56px;
  background:linear-gradient(to bottom, transparent, var(--border-strong) 40%, transparent);
  overflow:hidden;
}
.hero__scroll span{
  position:absolute; top:-56px; left:0;
  width:100%; height:100%;
  background:linear-gradient(to bottom, transparent, var(--accent-light) 50%, transparent);
  animation:scroll-line 2.2s infinite var(--ease-soft);
}

/* Buttons */
.btn{
  position:relative;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:15px 30px;
  border-radius:10px;
  font-size:14.5px;
  font-weight:500;
  overflow:hidden;
  transition:transform .3s var(--ease), box-shadow .3s var(--ease), background .3s var(--ease);
}
.btn span{ position:relative; z-index:2; }
.btn--primary{
  background:var(--btn-grad);
  color:#06090C;
  box-shadow:0 4px 18px -6px rgba(34,199,240,.35);
}
.btn--primary:hover{
  background:var(--btn-grad-hover);
  transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(67,211,245,.3), 0 16px 38px -8px rgba(34,199,240,.55), 0 0 24px rgba(91,155,217,.4);
}
.btn--ghost{
  border:1px solid rgba(91,155,217,.35);
  background:linear-gradient(160deg, rgba(46,111,176,.1), rgba(34,199,240,.03));
  color:var(--text);
}
.btn--ghost:hover{
  border-color:#43D3F5;
  background:linear-gradient(160deg, rgba(46,111,176,.2), rgba(34,199,240,.08));
  transform:translateY(-2px);
  box-shadow:0 0 20px rgba(34,199,240,.25);
}
.btn--subtle{
  background:transparent;
  border:1px solid var(--border-strong);
  color:var(--text-secondary);
  padding:11px 22px;
  font-size:13.5px;
  align-self:flex-start;
}
.btn--subtle:hover{
  border-color:var(--text-secondary);
  color:var(--text);
  background:rgba(255,255,255,.03);
}

/* ==========================================================================
   IDENTIDAD
   ========================================================================== */
.identidad{ padding:var(--section-pad) 0; border-top:1px solid var(--border); }
.identidad__grid{
  display:grid;
  grid-template-columns:2fr 1fr;
  gap:80px;
  align-items:stretch;
}
.identidad__intro{
  display:flex;
  gap:32px;
  align-items:flex-start;
  margin:28px 0 32px;
}
.identidad__photo-frame{
  flex:0 0 260px;
  width:260px;
  border-radius:16px;
  overflow:hidden;
  border:1px solid rgba(91,155,217,.28);
  box-shadow:0 30px 60px -18px rgba(0,0,0,.65), 0 0 0 1px rgba(91,155,217,.06), 0 0 40px -6px rgba(91,155,217,.3);
}
.identidad__photo-frame img{
  display:block;
  width:100%;
  height:auto;
  filter:saturate(.94) contrast(1.04);
}
.identidad__intro-text{
  flex:1;
  display:flex;
  flex-direction:column;
  gap:18px;
  min-width:0;
}
.identidad__text{
  font-size:16.5px;
  color:var(--text-secondary);
  margin:0;
  max-width:none;
}
.identidad__text strong{ color:var(--text); font-weight:600; }
.identidad__link{ text-decoration:none; border-bottom:1px solid transparent; transition:border-color .25s, color .25s; }
.identidad__link:hover{ border-color:var(--accent-light); }
.identidad__link:hover strong{ color:var(--accent-light); }

.changelog{
  border-left:1px solid var(--border-strong);
  padding:28px 24px 28px 36px;
  border-radius:0 16px 16px 0;
  background:linear-gradient(165deg, rgba(46,111,176,.14), rgba(7,9,12,.4) 70%);
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  height:100%;
}
.changelog__item{
  position:relative;
  display:flex;
  flex-direction:column;
  gap:4px;
}
.changelog__item::before{
  content:'';
  position:absolute;
  left:-30px; top:5px;
  width:8px; height:8px;
  border-radius:50%;
  background:var(--bg);
  border:2px solid var(--text-tertiary);
}
.changelog__item--active::before{
  background:var(--accent-light);
  border-color:var(--accent-light);
  box-shadow:0 0 0 4px var(--accent-glow);
}
.changelog__y{ font-family:var(--font-mono); font-size:16px; color:var(--accent-light); font-weight:600; letter-spacing:.02em; }
.changelog__d{ font-size:12.5px; color:var(--text-secondary); line-height:1.5; max-width:290px; }
.changelog__link{ color:var(--accent-light); border-bottom:1px solid transparent; transition:border-color .2s; }
.changelog__link:hover{ border-color:var(--accent-light); }

/* ==========================================================================
   SERVICIOS
   ========================================================================== */
.servicios{ padding:var(--section-pad) 0; border-top:1px solid var(--border); }
.cards{ display:grid; gap:20px; margin-top:56px; }
.cards--4{ grid-template-columns:repeat(4,1fr); }

.card{
  position:relative;
  background:var(--surface-grad);
  padding:36px 28px;
  overflow:hidden;
  transition:background .35s var(--ease-soft), transform .35s var(--ease-soft), border-color .35s;
  border:1px solid rgba(91,155,217,.12);
  border-radius:var(--radius);
}
.card:hover{ background:var(--surface-grad-hover); border-color:rgba(91,155,217,.3); transform:translateY(-3px); }
.card__sheen{
  position:absolute; top:0; left:-60%;
  width:40%; height:100%;
  background:linear-gradient(115deg, transparent, rgba(255,255,255,.06), transparent);
  transform:skewX(-15deg);
  transition:left .75s var(--ease);
  pointer-events:none;
}
.card:hover .card__sheen{ left:120%; }
.card__icon{
  width:44px; height:44px;
  display:flex; align-items:center; justify-content:center;
  border-radius:10px;
  background:rgba(91,155,217,.08);
  color:var(--accent-light);
  margin-bottom:22px;
}
.card__icon svg{ width:22px; height:22px; }
.card__title{ font-family:var(--font-display); font-size:19px; font-weight:600; margin:0 0 12px; }
.card__text{ font-size:14.5px; color:var(--text-secondary); line-height:1.65; margin:0; }

/* ==========================================================================
   TRABAJOS
   ========================================================================== */
.trabajos{ padding:var(--section-pad) 0; border-top:1px solid var(--border); }
.trabajos__head{ display:flex; align-items:flex-end; justify-content:space-between; gap:24px; flex-wrap:wrap; }
.trabajos__arrows{ display:flex; gap:10px; margin-bottom:6px; }
.slider-arrow{
  width:44px; height:44px;
  border-radius:50%;
  border:1px solid var(--border-strong);
  background:rgba(255,255,255,.02);
  color:var(--text);
  display:flex; align-items:center; justify-content:center;
  transition:border-color .25s, background .25s, transform .25s;
}
.slider-arrow svg{ width:18px; height:18px; }
.slider-arrow:hover{ border-color:var(--accent-light); background:rgba(91,155,217,.08); transform:translateY(-1px); }
.slider-arrow:disabled{ opacity:.3; pointer-events:none; }

.portfolio-slider{ margin:56px 0 8px; }
.portfolio-track{
  display:grid;
  grid-auto-flow:column;
  grid-auto-columns:calc((100% - 64px) / 3);
  gap:32px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  scroll-behavior:smooth;
  padding-bottom:8px;
  -ms-overflow-style:none;
  scrollbar-width:none;
}
.portfolio-track::-webkit-scrollbar{ display:none; }

.portfolio-item{ display:block; scroll-snap-align:start; }
.portfolio-item__frame{
  position:relative;
  aspect-ratio:4/3;
  border-radius:var(--radius);
  overflow:visible;
  transition:transform .5s var(--ease);
}
.portfolio-item:hover .portfolio-item__frame{ transform:translateY(-4px); }
.portfolio-item__frame::after{
  content:'';
  position:absolute;
  left:6%; right:6%; top:100%;
  height:34%;
  background:inherit;
  transform:scaleY(-1);
  transform-origin:top;
  border-radius:var(--radius);
  mask-image:linear-gradient(to bottom, rgba(255,255,255,.28), transparent);
  -webkit-mask-image:linear-gradient(to bottom, rgba(255,255,255,.28), transparent);
  opacity:.55;
  pointer-events:none;
}
.ph-1{ background:var(--surface-grad); }
.ph-2{ background:radial-gradient(ellipse 640px 480px at 75% 20%, #173169, #070B12 68%); }
.ph-3{ background:radial-gradient(ellipse 640px 480px at 50% 80%, #173169, #070B12 68%); }

.portfolio-item__meta{
  margin-top:14px;
  font-size:14.5px;
  color:var(--text);
  display:flex;
  flex-direction:column;
  gap:4px;
}
.portfolio-item__meta .mono{ color:var(--text-tertiary); }
.portfolio-item__tag{ color:var(--accent-light) !important; }
.portfolio-item__links{ margin-top:8px; display:flex; align-items:center; justify-content:space-between; gap:16px; }
.portfolio-item__link{
  font-family:var(--font-mono);
  font-size:12px;
  color:var(--accent-light);
  border-bottom:1px solid transparent;
  transition:border-color .2s;
}
.portfolio-item__link:hover{ border-color:var(--accent-light); }
.portfolio-item__link--detail{
  margin-left:auto;
  display:inline-flex;
  align-items:center;
  gap:7px;
  color:#F2C879;
  border-bottom-color:transparent;
}
.portfolio-item__link--detail:hover{ border-color:#F2C879; }
.portfolio-item__link-icon{
  display:inline-flex; align-items:center; justify-content:center;
  width:16px; height:16px;
  border-radius:50%;
  border:1px solid #F2C879;
  font-size:12px; line-height:1;
  transition:background .2s, color .2s;
}
.portfolio-item__link--detail:hover .portfolio-item__link-icon{ background:#F2C879; color:#0C0E12; }
.portfolio-item__frame img{
  width:100%; height:100%;
  object-fit:cover;
  display:block;
  border-radius:var(--radius);
  cursor:zoom-in;
}

/* Lightbox */
.lightbox-overlay{
  position:fixed; inset:0;
  background:rgba(6,7,10,.92);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
  display:flex;
  align-items:center;
  justify-content:center;
  z-index:200;
  opacity:0;
  pointer-events:none;
  transition:opacity .3s var(--ease-soft);
}
.lightbox-overlay.is-open{ opacity:1; pointer-events:auto; }
.lightbox-overlay img{
  max-width:90vw;
  max-height:85vh;
  border-radius:14px;
  box-shadow:0 40px 90px -20px rgba(0,0,0,.7);
  transform:scale(.96);
  transition:transform .3s var(--ease);
  cursor:default;
}
.lightbox-overlay.is-open img{ transform:scale(1); }
.lightbox-close{
  position:absolute;
  top:26px; right:26px;
  width:44px; height:44px;
  border-radius:50%;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  color:#fff;
  display:flex; align-items:center; justify-content:center;
  transition:background .2s, border-color .2s;
}
.lightbox-close:hover{ background:rgba(255,255,255,.16); border-color:rgba(255,255,255,.3); }
.lightbox-close svg{ width:18px; height:18px; }

/* ==========================================================================
   CLIENTES
   ========================================================================== */
.clientes{ padding:var(--section-pad) 0; border-top:1px solid var(--border); }
.clientes__marquee{
  margin-top:56px;
  overflow:hidden;
  -webkit-mask-image:linear-gradient(to right, transparent, black 10%, black 90%, transparent);
  mask-image:linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}
.clientes__track{
  display:flex;
  align-items:center;
  gap:24px;
  width:max-content;
  animation:marquee 50s linear infinite;
  will-change:transform;
}
.clientes__chip{
  display:flex;
  align-items:center;
  justify-content:center;
  flex-shrink:0;
  width:150px;
  height:84px;
  background:#F4F5F7;
  border-radius:10px;
  padding:16px 20px;
  box-shadow:0 8px 18px -8px rgba(0,0,0,.4);
}
.clientes__chip img{
  max-width:100%;
  max-height:100%;
  width:auto;
  height:auto;
  object-fit:contain;
  filter:grayscale(1) contrast(.92);
  opacity:.82;
  transition:filter .35s var(--ease-soft), opacity .35s var(--ease-soft), transform .35s var(--ease-soft);
}
.clientes__chip:hover{ transform:translateY(-3px); box-shadow:0 12px 24px -8px rgba(0,0,0,.5); }
.clientes__chip:hover img{ filter:grayscale(0); opacity:1; }

/* ==========================================================================
   EMOTION CLOUD HOST
   ========================================================================== */
.ech{ padding:80px 0 var(--section-pad); }
.ech__card{
  position:relative;
  overflow:hidden;
  background:radial-gradient(ellipse 700px 500px at 20% 15%, #16306B, #071224 65%);
  border:1px solid rgba(34,199,240,.18);
  border-radius:20px;
  padding:52px;
  display:grid;
  grid-template-columns:.8fr 1.4fr;
  gap:48px;
  align-items:center;
}
.ech__sheen{
  position:absolute; top:0; left:-40%; width:30%; height:100%;
  background:linear-gradient(115deg, transparent, rgba(255,255,255,.06), transparent);
  transform:skewX(-15deg);
  animation:sheen-sweep 6s ease-in-out infinite;
  pointer-events:none;
}
.ech__brand{ display:flex; flex-direction:column; align-items:flex-start; gap:18px; }
.ech__logo-img{ width:100%; max-width:230px; height:auto; }
.ech__title{ font-family:var(--font-display); font-size:24px; font-weight:600; margin:0 0 14px; color:#F2F6FF; }
.ech__text{ color:#AFC0E3; font-size:15.5px; line-height:1.7; margin:0 0 8px; max-width:520px; }
.link-arrow--ech{ color:#22C7F0; border-color:rgba(34,199,240,.35); }
.link-arrow--ech:hover{ color:#E619C9; border-color:#E619C9; }

/* ==========================================================================
   CONTACTO
   ========================================================================== */
.contacto{ padding:var(--section-pad) 0; border-top:1px solid var(--border); }
.contacto__grid{ display:grid; grid-template-columns:.9fr 1.1fr; gap:80px; }
.contacto__whatsapp{ margin-top:36px; }
.whatsapp-inline{
  display:inline-flex; align-items:center; gap:10px;
  padding:13px 24px;
  border:1px solid var(--border-strong);
  border-radius:10px;
  font-size:14px; font-weight:500;
  transition:border-color .25s, background .25s;
}
.whatsapp-inline svg{ width:20px; height:20px; color:#4ADE80; }
.whatsapp-inline:hover{ border-color:#4ADE80; background:rgba(74,222,128,.06); }

.contacto__form{
  background:var(--surface-grad);
  border:1px solid rgba(91,155,217,.1);
  border-radius:var(--radius);
  padding:36px;
  display:flex;
  flex-direction:column;
  gap:20px;
}
.form__row{ display:flex; flex-direction:column; gap:8px; }
.form__row label{ font-size:13px; color:var(--text-secondary); }
.form__row input, .form__row select, .form__row textarea{
  background:var(--bg);
  border:1px solid var(--border-strong);
  border-radius:var(--radius-sm);
  padding:13px 14px;
  color:var(--text);
  font-family:var(--font-body);
  font-size:14.5px;
  resize:vertical;
  transition:border-color .25s;
}
.form__row input:focus, .form__row select:focus, .form__row textarea:focus{
  outline:none; border-color:var(--accent-light);
}
.form__status{ font-size:13.5px; color:var(--accent-light); min-height:18px; margin:0; }

/* Honeypot anti-bot — invisible para personas, presente para bots */
.hp-field{
  position:absolute;
  width:1px; height:1px;
  overflow:hidden;
  opacity:0;
  pointer-events:none;
  left:-9999px;
}

/* Floating action group */
.fab-group{
  position:fixed;
  bottom:28px; right:28px;
  display:flex;
  align-items:center;
  gap:12px;
  z-index:90;
}
.fab{
  width:52px; height:52px;
  border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  transition:transform .3s var(--ease), box-shadow .3s var(--ease), background .3s var(--ease);
}
.fab svg{ width:22px; height:22px; }
.fab--brand{
  background:var(--btn-grad);
  color:#fff;
  box-shadow:0 8px 22px -4px rgba(34,199,240,.45);
}
.fab--brand svg{ width:25px; height:25px; }
.fab--brand:hover{ background:var(--btn-grad-hover); transform:scale(1.08); box-shadow:0 12px 28px -4px rgba(34,199,240,.6), 0 0 20px rgba(91,155,217,.4); }
.fab--ghost{
  width:44px; height:44px;
  background:rgba(255,255,255,.06);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border:1px solid var(--border-strong);
  color:var(--text);
}
.fab--ghost:hover{ border-color:#43D3F5; background:rgba(34,199,240,.1); transform:translateY(-2px); }

/* Botón de audio — dos íconos superpuestos, se togglean según el estado */
#audioToggle{ position:relative; }
#audioToggle svg{ position:absolute; top:50%; left:50%; transform:translate(-50%,-50%); transition:opacity .2s; }
#audioToggle .icon-playing{ opacity:0; }
#audioToggle.is-playing .icon-muted{ opacity:0; }
#audioToggle.is-playing .icon-playing{ opacity:1; }
#audioToggle.is-playing{ border-color:#43D3F5; color:#43D3F5; animation:audio-pulse 2.4s ease-in-out infinite; }
@keyframes audio-pulse{
  0%, 100%{ box-shadow:0 0 0 0 rgba(34,199,240,.35); }
  50%{ box-shadow:0 0 0 6px rgba(34,199,240,0); }
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer{ padding:56px 0; border-top:1px solid var(--border); }
.footer__inner{ display:flex; flex-direction:column; align-items:center; gap:20px; text-align:center; }
.footer__logo{
  height:46px;
  width:auto;
  filter:brightness(0) invert(1);
  opacity:.92;
}
.footer__text{ color:var(--text-tertiary); font-size:12px; margin:0; }
.footer__links{ display:flex; gap:28px; flex-wrap:wrap; justify-content:center; }
.footer__links a{ font-size:13px; color:var(--text-secondary); transition:color .2s; }
.footer__links a:hover{ color:var(--accent-light); }