/* ============================================================
   PAPELONES BORICUAS — Sistema de diseño
   Concepto: expediente forense / sala de redacción investigativa
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Anton&family=Special+Elite&family=Source+Serif+4:opsz,wght@8..60,400;8..60,600;8..60,700&family=Inter:wght@400;500;600;700;800&display=swap');

:root{
  /* Color */
  --ink:        #0b0b0d;   /* fondo principal */
  --panel:      #15151a;   /* paneles / cards */
  --panel-2:    #1c1c22;   /* paneles elevados */
  --kraft:      #c9b896;   /* papel manila — acento secundario, uso escaso */
  --red:        #d1272d;   /* rojo evidencia — acento primario */
  --red-dim:    #8c1a1f;
  --off-white:  #ecebe6;
  --grey:       #9a9aa1;
  --grey-dim:   #5c5c63;
  --line:       #2a2a31;

  /* Tipografía */
  --f-display: 'Anton', sans-serif;
  --f-mono:    'Special Elite', 'Courier New', monospace;
  --f-serif:   'Source Serif 4', Georgia, serif;
  --f-sans:    'Inter', -apple-system, sans-serif;

  /* Layout */
  --maxw: 1240px;
  --radius: 3px;
  --nav-h: 76px;
}

/* ---------- Reset ---------- */
*,*::before,*::after{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; }
body{
  background:var(--ink);
  color:var(--off-white);
  font-family:var(--f-sans);
  line-height:1.6;
  overflow-x:hidden;
  background-image:
    radial-gradient(ellipse at top left, rgba(209,39,45,0.06), transparent 45%),
    repeating-linear-gradient(0deg, rgba(255,255,255,0.012) 0px, rgba(255,255,255,0.012) 1px, transparent 1px, transparent 3px);
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; }
button{ font:inherit; cursor:pointer; border:none; background:none; color:inherit; }
h1,h2,h3,h4{ font-family:var(--f-display); letter-spacing:0.5px; line-height:1.05; text-transform:uppercase; }
:focus-visible{ outline:2px solid var(--red); outline-offset:3px; }
@media (prefers-reduced-motion: reduce){
  *{ animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important; scroll-behavior:auto !important; }
}

.container{ max-width:var(--maxw); margin:0 auto; padding:0 24px; }
.section{ padding:100px 0; position:relative; }
.section-tight{ padding:60px 0; }

/* Etiqueta tipo "sello de expediente" */
.eyebrow{
  font-family:var(--f-mono);
  color:var(--red);
  font-size:13px;
  letter-spacing:2px;
  text-transform:uppercase;
  display:inline-flex;
  align-items:center;
  gap:10px;
  margin-bottom:18px;
}
.eyebrow::before{
  content:'';
  width:8px; height:8px;
  background:var(--red);
  border-radius:50%;
  box-shadow:0 0 8px var(--red);
  animation:pulse 2s infinite;
}
@keyframes pulse{ 0%,100%{opacity:1;} 50%{opacity:0.35;} }

.section-head{ max-width:720px; margin-bottom:56px; }
.section-head h2{ font-size:clamp(32px,4.5vw,52px); color:var(--off-white); }
.section-head p{ color:var(--grey); font-size:17px; margin-top:14px; max-width:600px; }
.section-head-row{
  display:flex; justify-content:space-between; align-items:flex-end;
  gap:24px; flex-wrap:wrap; margin-bottom:56px;
}
.section-head-row .section-head{ margin-bottom:0; }

/* ---------- Botones ---------- */
.btn{
  display:inline-flex; align-items:center; gap:10px;
  padding:15px 30px;
  font-family:var(--f-sans); font-weight:700; font-size:14px;
  letter-spacing:1px; text-transform:uppercase;
  border-radius:var(--radius);
  transition:transform .25s ease, box-shadow .25s ease, background .25s ease, color .25s ease;
  white-space:nowrap;
}
.btn-primary{ background:var(--red); color:#fff; }
.btn-primary:hover{ background:#e6383e; transform:translateY(-2px); box-shadow:0 10px 24px rgba(209,39,45,0.35); }
.btn-ghost{ border:1px solid var(--line); color:var(--off-white); }
.btn-ghost:hover{ border-color:var(--red); color:var(--red); transform:translateY(-2px); }
.btn-block{ width:100%; justify-content:center; }
.btn-sm{ padding:10px 18px; font-size:12px; }

/* ---------- Navbar ---------- */
.navbar{
  position:fixed; top:0; left:0; right:0; z-index:1000;
  height:var(--nav-h);
  display:flex; align-items:center;
  background:rgba(11,11,13,0.75);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,0.06);
  transition:height .3s ease, background .3s ease;
}
.navbar.scrolled{ height:60px; background:rgba(11,11,13,0.95); }
.nav-inner{ display:flex; align-items:center; justify-content:space-between; width:100%; }
.logo{ display:flex; align-items:center; gap:12px; font-family:var(--f-display); font-size:20px; letter-spacing:0.5px; }
.logo .mark{
  width:38px; height:38px; border:2px solid var(--red); border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  font-family:var(--f-mono); font-size:13px; color:var(--red); flex-shrink:0;
  transform:rotate(-8deg);
}
.logo span.hl{ color:var(--red); }
.logo small{ display:block; font-family:var(--f-mono); font-size:9px; letter-spacing:2px; color:var(--grey-dim); text-transform:uppercase; margin-top:2px;}

.nav-links{ display:flex; align-items:center; gap:36px; }
.nav-links a{
  font-size:13px; font-weight:600; letter-spacing:1.5px; text-transform:uppercase;
  color:var(--grey); position:relative; padding:6px 0; transition:color .2s ease;
}
.nav-links a::after{
  content:''; position:absolute; left:0; bottom:-2px; height:2px; width:0; background:var(--red);
  transition:width .25s ease;
}
.nav-links a:hover, .nav-links a.active{ color:var(--off-white); }
.nav-links a.active::after, .nav-links a:hover::after{ width:100%; }

.nav-cta{ display:flex; align-items:center; gap:22px; }
.hamburger{
  display:none; flex-direction:column; gap:5px; width:30px; z-index:1100;
}
.hamburger span{ height:2px; width:100%; background:var(--off-white); transition:transform .3s ease, opacity .3s ease; }
.hamburger.open span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2){ opacity:0; }
.hamburger.open span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

.mobile-menu{
  position:fixed; inset:0; top:var(--nav-h); background:var(--ink);
  z-index:999; transform:translateX(100%); transition:transform .35s ease;
  display:flex; flex-direction:column; padding:40px 28px; gap:8px;
  border-top:1px solid var(--line);
}
.mobile-menu.open{ transform:translateX(0); }
.mobile-menu a{
  font-family:var(--f-display); font-size:28px; padding:16px 4px;
  border-bottom:1px solid var(--line); color:var(--off-white); text-transform:uppercase;
}
.mobile-menu a span{ color:var(--red); font-family:var(--f-mono); font-size:13px; margin-right:14px; }

/* ---------- Ticker de casos abiertos ---------- */
.ticker{
  position:relative; top:var(--nav-h);
  background:var(--red); color:#fff; overflow:hidden;
  display:flex; align-items:center; height:40px;
}
.ticker .tag{
  background:#000; color:#fff; font-family:var(--f-mono); font-size:11px;
  letter-spacing:1px; padding:0 16px; height:100%; display:flex; align-items:center;
  flex-shrink:0; z-index:2;
}
.ticker-track{ display:flex; white-space:nowrap; animation:ticker 32s linear infinite; }
.ticker-track span{ padding:0 34px; font-size:13px; font-weight:600; letter-spacing:0.3px; }
.ticker-track span::after{ content:'●'; margin-left:34px; opacity:0.6; font-size:8px; vertical-align:middle;}
@keyframes ticker{ from{ transform:translateX(0); } to{ transform:translateX(-50%); } }

/* ---------- Hero ---------- */
.hero{
  position:relative; min-height:92vh; display:flex; align-items:center;
  padding-top:calc(var(--nav-h) + 40px);
  background:linear-gradient(180deg, rgba(11,11,13,0.55), var(--ink) 90%), url('https://picsum.photos/seed/pbherobg/1800/1200') center/cover no-repeat;
  overflow:hidden;
}
.hero::before{
  content:''; position:absolute; inset:0;
  background:repeating-linear-gradient(180deg, rgba(0,0,0,0) 0, rgba(0,0,0,0) 2px, rgba(0,0,0,0.35) 3px);
  mix-blend-mode:overlay; pointer-events:none;
}
.hero-grid{ display:grid; grid-template-columns:1.3fr 0.9fr; gap:60px; align-items:center; position:relative; z-index:2;}
.hero-copy h1{
  font-size:clamp(46px,7.2vw,92px); color:var(--off-white); margin-bottom:22px;
}
.hero-copy h1 .redact{
  display:inline-block; position:relative; color:var(--red);
}
.hero-copy p.lead{ font-size:18px; color:var(--grey); max-width:520px; margin-bottom:34px; font-family:var(--f-serif); }
.hero-actions{ display:flex; gap:16px; flex-wrap:wrap; }

.hero-file{
  background:var(--panel); border:1px solid var(--line); border-radius:var(--radius);
  padding:26px; position:relative; transform:rotate(1.2deg);
  box-shadow:0 30px 60px rgba(0,0,0,0.5);
}
.hero-file::before{
  content:'EXPEDIENTE'; position:absolute; top:14px; right:-10px;
  background:var(--red); color:#fff; font-family:var(--f-mono); font-size:11px;
  letter-spacing:2px; padding:5px 14px; transform:rotate(6deg);
  box-shadow:0 6px 14px rgba(0,0,0,0.4);
}
.hero-file img{ border-radius:2px; filter:grayscale(15%) contrast(1.05); margin-bottom:16px; }
.hero-file .case-no{ font-family:var(--f-mono); color:var(--red); font-size:12px; letter-spacing:1px; margin-bottom:8px;}
.hero-file h4{ font-size:18px; color:var(--off-white); text-transform:none; letter-spacing:0; line-height:1.3; }

.stat-strip{ display:flex; gap:0; margin-top:70px; border-top:1px solid var(--line); position:relative; z-index:2;}
.stat{ flex:1; padding:24px 20px 0; border-right:1px solid var(--line); }
.stat:last-child{ border-right:none; }
.stat b{ display:block; font-family:var(--f-display); font-size:34px; color:var(--red); }
.stat span{ font-size:12px; color:var(--grey); letter-spacing:1px; text-transform:uppercase; }

/* ---------- Page header (páginas internas) ---------- */
.page-header{
  padding:calc(var(--nav-h) + 70px) 0 60px;
  border-bottom:1px solid var(--line);
  background:linear-gradient(180deg, rgba(209,39,45,0.07), transparent);
}
.page-header h1{ font-size:clamp(38px,6vw,64px); }
.page-header p{ color:var(--grey); font-family:var(--f-serif); font-size:17px; max-width:640px; margin-top:16px;}
.breadcrumb{ font-family:var(--f-mono); font-size:12px; color:var(--grey-dim); letter-spacing:1px; margin-bottom:18px;}
.breadcrumb a:hover{ color:var(--red); }

/* ---------- Filtros ---------- */
.filters{ display:flex; gap:10px; flex-wrap:wrap; margin-bottom:50px; }
.filter-btn{
  padding:10px 20px; border:1px solid var(--line); border-radius:30px;
  font-size:12px; letter-spacing:1px; text-transform:uppercase; color:var(--grey);
  transition:all .2s ease;
}
.filter-btn:hover{ border-color:var(--red); color:var(--off-white); }
.filter-btn.active{ background:var(--red); border-color:var(--red); color:#fff; }

/* ---------- Cards: Noticias ---------- */
.grid{ display:grid; gap:32px; }
.grid-3{ grid-template-columns:repeat(3,1fr); }
.grid-2{ grid-template-columns:repeat(2,1fr); }

.card{
  background:var(--panel); border:1px solid var(--line); border-radius:var(--radius);
  overflow:hidden; transition:transform .3s ease, border-color .3s ease, box-shadow .3s ease;
  display:flex; flex-direction:column;
}
.card:hover{ transform:translateY(-6px); border-color:var(--red-dim); box-shadow:0 20px 40px rgba(0,0,0,0.45); }
.card-media{ position:relative; aspect-ratio:16/10; overflow:hidden; background:#000; }
.card-media img{ width:100%; height:100%; object-fit:cover; transition:transform .5s ease, filter .5s ease; filter:grayscale(30%) contrast(1.05); }
.card:hover .card-media img{ transform:scale(1.08); filter:grayscale(0%) contrast(1.05); }
.card-cat{
  position:absolute; top:14px; left:14px; background:var(--red); color:#fff;
  font-family:var(--f-mono); font-size:10px; letter-spacing:1.5px; padding:5px 12px; text-transform:uppercase;
}
.card-body{ padding:22px 22px 26px; display:flex; flex-direction:column; gap:12px; flex:1; }
.card-date{ font-family:var(--f-mono); color:var(--grey-dim); font-size:11px; letter-spacing:1px; text-transform:uppercase; }
.card h3{ font-family:var(--f-display); font-size:21px; text-transform:none; letter-spacing:0.2px; color:var(--off-white); line-height:1.25; }
.card p{ color:var(--grey); font-size:14.5px; flex:1; }
.card-link{
  font-size:12px; font-weight:700; letter-spacing:1.5px; text-transform:uppercase; color:var(--red);
  display:inline-flex; align-items:center; gap:8px; margin-top:6px;
}
.card-link::after{ content:'→'; transition:transform .2s ease; }
.card:hover .card-link::after{ transform:translateX(5px); }

.card-featured{ grid-column:span 2; }
.card-featured .card-media{ aspect-ratio:16/8; }
@media (max-width:900px){ .card-featured{ grid-column:span 1; } }

/* ---------- Cards: Investigaciones (dossier) ---------- */
.dossier{
  display:grid; grid-template-columns:0.9fr 1.1fr; gap:0;
  background:var(--panel); border:1px solid var(--line); border-radius:var(--radius);
  overflow:hidden; margin-bottom:32px; transition:border-color .3s ease, transform .3s ease;
  position:relative;
}
.dossier:hover{ border-color:var(--red-dim); transform:translateY(-4px); }
.dossier-media{ position:relative; min-height:280px; overflow:hidden; }
.dossier-media img{ width:100%; height:100%; object-fit:cover; position:absolute; inset:0; filter:grayscale(35%) contrast(1.1); }
.dossier-stamp{
  position:absolute; top:20px; left:20px; z-index:2;
  border:2px solid var(--red); color:var(--red); font-family:var(--f-mono);
  font-size:11px; letter-spacing:2px; padding:6px 14px; transform:rotate(-6deg);
  background:rgba(11,11,13,0.6); text-transform:uppercase;
}
.dossier-body{ padding:36px 40px; display:flex; flex-direction:column; justify-content:center; gap:14px; }
.dossier-no{ font-family:var(--f-mono); font-size:12px; color:var(--red); letter-spacing:2px; }
.dossier-body h3{ font-size:clamp(22px,3vw,30px); color:var(--off-white); text-transform:none; }
.dossier-body p{ color:var(--grey); font-family:var(--f-serif); font-size:15.5px; }
.dossier-tags{ display:flex; gap:8px; flex-wrap:wrap; margin-top:4px; }
.dossier-tags span{ font-family:var(--f-mono); font-size:10.5px; color:var(--grey); border:1px solid var(--line); padding:4px 10px; letter-spacing:1px; text-transform:uppercase;}
@media (max-width:820px){ .dossier{ grid-template-columns:1fr; } .dossier-media{ min-height:220px; } .dossier-body{ padding:28px 24px; } }

/* ---------- Cards: Videos ---------- */
.video-card{ cursor:pointer; }
.video-card .card-media{ aspect-ratio:16/9; }
.play-btn{
  position:absolute; inset:0; display:flex; align-items:center; justify-content:center;
  background:rgba(0,0,0,0.25); transition:background .3s ease;
}
.play-btn i{
  width:64px; height:64px; border-radius:50%; background:rgba(209,39,45,0.9);
  display:flex; align-items:center; justify-content:center; color:#fff; font-size:20px;
  transition:transform .3s ease; backdrop-filter:blur(4px);
}
.video-card:hover .play-btn{ background:rgba(0,0,0,0.1); }
.video-card:hover .play-btn i{ transform:scale(1.15); }
.duration{
  position:absolute; bottom:12px; right:12px; background:rgba(0,0,0,0.75);
  color:#fff; font-family:var(--f-mono); font-size:11px; padding:3px 8px; border-radius:2px;
}
.video-featured{
  display:grid; grid-template-columns:1.4fr 1fr; gap:40px; align-items:center;
  background:var(--panel-2); border:1px solid var(--line); border-radius:var(--radius);
  padding:32px; margin-bottom:60px;
}
.video-embed{ position:relative; aspect-ratio:16/9; border-radius:2px; overflow:hidden; background:#000; }
.video-embed iframe{ width:100%; height:100%; border:0; }
@media (max-width:900px){ .video-featured{ grid-template-columns:1fr; padding:22px; } }

/* ---------- Artículo (detalle) ---------- */
.article-hero{
  padding:calc(var(--nav-h) + 60px) 0 0;
  border-bottom:1px solid var(--line);
}
.article-meta{ display:flex; gap:22px; align-items:center; flex-wrap:wrap; margin:22px 0 30px; }
.article-meta .cat{ background:var(--red); color:#fff; font-family:var(--f-mono); font-size:11px; padding:5px 12px; letter-spacing:1.5px; text-transform:uppercase; }
.article-meta .meta-item{ font-family:var(--f-mono); font-size:12px; color:var(--grey); letter-spacing:0.5px; }
.article-hero h1{ font-size:clamp(34px,5.5vw,58px); max-width:900px; margin-bottom:6px; }
.article-hero .subtitle{ font-family:var(--f-serif); font-size:19px; color:var(--grey); max-width:760px; margin-bottom:36px; }
.article-cover{ margin:0 0 -1px; aspect-ratio:16/7; overflow:hidden; }
.article-cover img{ width:100%; height:100%; object-fit:cover; filter:grayscale(20%) contrast(1.05); }

.article-layout{ display:grid; grid-template-columns:1fr 280px; gap:60px; padding-top:60px; align-items:start; }
.article-body{ font-family:var(--f-serif); font-size:18px; color:#d8d7d2; max-width:700px; }
.article-body p{ margin-bottom:22px; }
.article-body h2{ font-family:var(--f-display); text-transform:none; font-size:28px; color:var(--off-white); margin:44px 0 18px; letter-spacing:0.2px; }
.article-body h3{ font-family:var(--f-sans); font-size:19px; text-transform:none; color:var(--red); margin:34px 0 14px; letter-spacing:0.3px; }
blockquote{
  border-left:3px solid var(--red); padding:6px 0 6px 24px; margin:34px 0;
  font-family:var(--f-serif); font-style:italic; font-size:21px; color:var(--off-white);
}
blockquote cite{ display:block; font-family:var(--f-mono); font-style:normal; font-size:12px; color:var(--grey); margin-top:10px; letter-spacing:1px; }
.evidence-box{
  background:var(--panel); border:1px solid var(--line); border-left:3px solid var(--red);
  padding:24px 26px; margin:32px 0; border-radius:var(--radius);
}
.evidence-box .label{ font-family:var(--f-mono); color:var(--red); font-size:11px; letter-spacing:2px; margin-bottom:10px; text-transform:uppercase; }
.evidence-box p{ font-size:15.5px; color:var(--grey); margin-bottom:0; }
figure{ margin:32px 0; }
figure img{ border-radius:2px; filter:grayscale(20%) contrast(1.05); }
figcaption{ font-family:var(--f-mono); font-size:12px; color:var(--grey-dim); margin-top:10px; letter-spacing:0.5px; }

.article-sidebar{ position:sticky; top:calc(var(--nav-h) + 30px); display:flex; flex-direction:column; gap:32px; }
.sidebar-box{ background:var(--panel); border:1px solid var(--line); border-radius:var(--radius); padding:22px; }
.sidebar-box h4{ font-size:14px; text-transform:uppercase; letter-spacing:1.5px; color:var(--off-white); margin-bottom:16px; }
.share-row{ display:flex; gap:10px; }
.share-row a{
  width:38px; height:38px; border:1px solid var(--line); border-radius:50%;
  display:flex; align-items:center; justify-content:center; font-size:14px; transition:all .2s ease;
}
.share-row a:hover{ border-color:var(--red); color:var(--red); }
.related-item{ display:flex; gap:12px; padding:12px 0; border-top:1px solid var(--line); }
.related-item:first-child{ border-top:none; }
.related-item img{ width:64px; height:64px; object-fit:cover; border-radius:2px; flex-shrink:0; }
.related-item h5{ font-size:13.5px; line-height:1.35; color:var(--off-white); font-weight:600; }
.related-item span{ font-family:var(--f-mono); font-size:10.5px; color:var(--grey-dim); }
@media (max-width:960px){ .article-layout{ grid-template-columns:1fr; } .article-sidebar{ position:static; } }

/* ---------- Newsletter ---------- */
.newsletter{
  background:linear-gradient(135deg, var(--panel-2), var(--panel));
  border:1px solid var(--line); border-radius:6px;
  padding:64px; display:grid; grid-template-columns:1.2fr 1fr; gap:40px; align-items:center;
  position:relative; overflow:hidden;
}
.newsletter::before{
  content:'CONFIDENCIAL'; position:absolute; right:-40px; top:-10px; font-family:var(--f-mono);
  font-size:90px; color:rgba(209,39,45,0.05); font-weight:700; letter-spacing:6px; transform:rotate(-10deg); pointer-events:none;
}
.newsletter h2{ font-size:clamp(28px,4vw,40px); margin-bottom:14px; }
.newsletter p{ color:var(--grey); font-family:var(--f-serif); font-size:15.5px; }
.n-form{ display:flex; gap:10px; }
.n-form input{
  flex:1; background:var(--ink); border:1px solid var(--line); color:var(--off-white);
  padding:15px 18px; border-radius:var(--radius); font-family:var(--f-sans); font-size:14px;
}
.n-form input:focus{ border-color:var(--red); outline:none; }
@media (max-width:820px){ .newsletter{ grid-template-columns:1fr; padding:38px 26px; } .n-form{ flex-direction:column; } }

/* ---------- Footer ---------- */
footer{ background:#080809; border-top:1px solid var(--line); padding:80px 0 0; }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1.1fr; gap:50px; padding-bottom:60px; }
.footer-brand .logo{ margin-bottom:16px; }
.footer-brand p{ color:var(--grey); font-size:14px; max-width:320px; margin-bottom:20px; }
.footer-social{ display:flex; gap:10px; }
.footer-social a{ width:36px; height:36px; border:1px solid var(--line); border-radius:50%; display:flex; align-items:center; justify-content:center; transition:all .2s ease; }
.footer-social a:hover{ border-color:var(--red); color:var(--red); }
.footer-col h4{ font-size:13px; letter-spacing:1.5px; color:var(--off-white); margin-bottom:20px; text-transform:uppercase; }
.footer-col ul li{ margin-bottom:12px; }
.footer-col a{ color:var(--grey); font-size:14px; transition:color .2s ease; }
.footer-col a:hover{ color:var(--red); }
.footer-bottom{
  border-top:1px solid var(--line); padding:26px 0; display:flex; justify-content:space-between;
  align-items:center; flex-wrap:wrap; gap:12px;
}
.footer-bottom p{ font-family:var(--f-mono); font-size:11.5px; color:var(--grey-dim); letter-spacing:0.5px; }
.footer-bottom .legal a{ color:var(--grey-dim); margin-left:18px; }
.footer-bottom .legal a:hover{ color:var(--red); }
@media (max-width:900px){ .footer-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:560px){ .footer-grid{ grid-template-columns:1fr; } .footer-bottom{ flex-direction:column; align-items:flex-start; } }

/* ---------- Back to top ---------- */
.to-top{
  position:fixed; bottom:28px; right:28px; width:48px; height:48px; border-radius:50%;
  background:var(--red); color:#fff; display:flex; align-items:center; justify-content:center;
  opacity:0; pointer-events:none; transform:translateY(10px);
  transition:opacity .3s ease, transform .3s ease; z-index:900; font-size:18px;
  box-shadow:0 10px 24px rgba(0,0,0,0.4);
}
.to-top.show{ opacity:1; pointer-events:auto; transform:translateY(0); }

/* ---------- Lightbox de video ---------- */
.lightbox{
  position:fixed; inset:0; background:rgba(0,0,0,0.9); z-index:2000;
  display:flex; align-items:center; justify-content:center; opacity:0; pointer-events:none;
  transition:opacity .25s ease; padding:40px;
}
.lightbox.open{ opacity:1; pointer-events:auto; }
.lightbox-inner{ width:100%; max-width:1000px; aspect-ratio:16/9; position:relative; }
.lightbox-inner iframe{ width:100%; height:100%; border:0; border-radius:4px; }
.lightbox-close{
  position:absolute; top:-46px; right:0; color:#fff; font-size:28px; background:none;
}

/* ---------- Reveal on scroll ---------- */
.reveal{ opacity:0; transform:translateY(28px); transition:opacity .7s ease, transform .7s ease; }
.reveal.in{ opacity:1; transform:translateY(0); }

/* ---------- Paginación ---------- */
.pagination{ display:flex; justify-content:center; gap:8px; margin-top:20px; }
.pagination a{
  width:40px; height:40px; display:flex; align-items:center; justify-content:center;
  border:1px solid var(--line); border-radius:var(--radius); font-size:13px; color:var(--grey);
  transition:all .2s ease;
}
.pagination a.active, .pagination a:hover{ border-color:var(--red); color:var(--off-white); background:rgba(209,39,45,0.1); }

/* ---------- Responsive general ---------- */
@media (max-width:1080px){
  .grid-3{ grid-template-columns:repeat(2,1fr); }
  .hero-grid{ grid-template-columns:1fr; }
  .hero-file{ max-width:420px; }
}
@media (max-width:820px){
  .nav-links{ display:none; }
  .hamburger{ display:flex; }
  .section{ padding:70px 0; }
  .stat-strip{ flex-wrap:wrap; }
  .stat{ flex:1 1 50%; border-right:none; border-bottom:1px solid var(--line); padding-bottom:18px; margin-bottom:18px;}
}
@media (max-width:680px){
  .grid-3, .grid-2{ grid-template-columns:1fr; }
  .article-layout{ gap:36px; }
  .newsletter::before{ display:none; }
}