/* ===================================================================
   OXÍGENO GROUP — Hoja de estilos
   Dirección de arte: negro cinematográfico + acento rojo corporativo
   Tipografía: Anton (display) / Archivo (cuerpo) / Space Mono (técnica)
   =================================================================== */

:root{
  --black:      #0a0a0a;
  --charcoal:   #141414;
  --charcoal-2: #1c1c1c;
  --charcoal-3: #232323;
  --white:      #f4f2ee;
  --grey:       #8f8d89;
  --grey-dim:   #56544f;
  --red:        #ae2d39;
  --red-bright: #c8404d;
  --red-dim:    #5c1a21;
  --line:       #292929;
  --maxw: 1240px;
}

*{ margin:0; padding:0; box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  background:var(--black);
  color:var(--white);
  font-family:'Archivo', sans-serif;
  overflow-x:hidden;
  font-size:16px;
  line-height:1.5;
}
img{ max-width:100%; display:block; }
img.img-broken{ opacity:0; }
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; }

h1,h2,h3,.display{
  font-family:'Anton', sans-serif;
  text-transform:uppercase;
  letter-spacing:.01em;
  font-weight:400;
  line-height:.94;
}
.mono{ font-family:'Space Mono', monospace; letter-spacing:.03em; }

.wrap{ max-width:var(--maxw); margin:0 auto; padding:0 40px; }

::selection{ background:var(--red); color:var(--white); }
:focus-visible{ outline:2px solid var(--red-bright); outline-offset:3px; }

/* film-grain overlay for texture */
.grain{
  position:fixed; inset:0; pointer-events:none; z-index:999;
  opacity:.04; mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%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");
}

/* ===== LEADER (cuenta regresiva de apertura) ===== */
.leader{
  position:fixed; inset:0; z-index:1000; background:var(--black);
  display:flex; align-items:center; justify-content:center;
  transition:opacity .6s ease, visibility .6s ease;
}
.leader-circle{
  width:180px; height:180px; border-radius:50%;
  border:1.5px solid var(--line);
  display:flex; align-items:center; justify-content:center;
  position:relative;
}
.leader-circle::before,.leader-circle::after{ content:""; position:absolute; background:var(--line); }
.leader-circle::before{ width:1.5px; height:100%; left:50%; }
.leader-circle::after{ height:1.5px; width:100%; top:50%; }
.leader-num{
  font-family:'Space Mono', monospace; font-size:52px; color:var(--red-bright);
  position:relative; z-index:2; background:var(--black); width:64px; text-align:center;
}
.leader.done{ opacity:0; visibility:hidden; pointer-events:none; }

/* ===== HEADER ===== */
header{
  position:fixed; top:0; left:0; right:0; z-index:200;
  background:linear-gradient(to bottom, rgba(10,10,10,.85), rgba(10,10,10,0));
  transition:background .3s ease, border-color .3s ease;
  border-bottom:1px solid transparent;
}
header.scrolled{
  background:var(--black);
  border-bottom-color:var(--line);
}
nav.wrap{
  display:flex; align-items:center; justify-content:space-between;
  height:84px;
}
.logo-link{ display:flex; align-items:center; height:46px; }
.logo-link img{ height:42px; width:auto; }

.navlinks{ display:flex; align-items:center; gap:36px; }
.navlinks a{
  font-size:12px; font-weight:700; letter-spacing:.14em; text-transform:uppercase;
  color:var(--grey); transition:color .2s; position:relative; padding-bottom:4px;
}
.navlinks a::after{
  content:""; position:absolute; left:0; bottom:0; width:0; height:1px;
  background:var(--red-bright); transition:width .25s;
}
.navlinks a:hover, .navlinks a:focus-visible{ color:var(--white); }
.navlinks a:hover::after{ width:100%; }

.rec{ display:flex; align-items:center; gap:8px; font-size:11px; color:var(--grey); }
.rec-dot{ width:7px; height:7px; border-radius:50%; background:var(--red-bright); animation:pulse 1.4s infinite; }
@keyframes pulse{ 0%,100%{opacity:1} 50%{opacity:.2} }

.navtoggle{
  display:none; width:34px; height:26px; position:relative; background:none; border:0; cursor:pointer; z-index:210;
}
.navtoggle span{
  position:absolute; left:0; right:0; height:2px; background:var(--white); transition:all .25s ease;
}
.navtoggle span:nth-child(1){ top:0; }
.navtoggle span:nth-child(2){ top:12px; }
.navtoggle span:nth-child(3){ top:24px; }
.navtoggle.open span:nth-child(1){ transform:translateY(12px) rotate(45deg); }
.navtoggle.open span:nth-child(2){ opacity:0; }
.navtoggle.open span:nth-child(3){ transform:translateY(-12px) rotate(-45deg); }

/* ===== HERO ===== */
.hero{
  position:relative; min-height:100svh;
  display:flex; flex-direction:column; justify-content:center;
  padding-top:84px; border-bottom:1px solid var(--line); overflow:hidden;
}
.hero-inner{
  position:relative; z-index:2; padding:60px 40px;
  display:grid; grid-template-columns:1fr .95fr; gap:64px; align-items:center;
}
.eyebrow{
  display:flex; align-items:center; gap:12px;
  font-size:12px; letter-spacing:.2em; color:var(--red-bright); margin-bottom:24px; font-weight:700;
}
.eyebrow .rule{ width:38px; height:1px; background:var(--red-bright); }
.hero h1{
  font-size:clamp(42px, 6.4vw, 100px);
  max-width:15ch;
}
.hero h1 em{ font-style:normal; color:var(--red-bright); }
.hero p.lead{ margin-top:28px; max-width:520px; color:var(--grey); font-size:17px; line-height:1.65; }
.hero-ctas{ display:flex; gap:16px; margin-top:40px; flex-wrap:wrap; }

.btn{
  padding:16px 30px; font-size:12.5px; font-weight:700; letter-spacing:.1em;
  text-transform:uppercase; border-radius:1px; transition:all .2s; display:inline-flex;
  align-items:center; gap:10px; border:1px solid transparent; cursor:pointer;
}
.btn-primary{ background:var(--red); color:var(--white); }
.btn-primary:hover{ background:var(--red-bright); }
.btn-ghost{ border-color:var(--line); color:var(--white); }
.btn-ghost:hover{ border-color:var(--grey); background:var(--charcoal); }

/* asymmetric photo collage */
.collage{ position:relative; height:520px; }
.collage figure{
  position:absolute; overflow:hidden; border-radius:2px; background:var(--charcoal);
  border:1px solid var(--line);
}
.collage figure::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(160deg, rgba(174,45,57,.28), rgba(10,10,10,.55) 65%);
  mix-blend-mode:multiply;
}
.collage img{ width:100%; height:100%; object-fit:cover; filter:grayscale(45%) contrast(1.1) brightness(.82); transition:transform .6s ease; }
.collage figure:hover img{ transform:scale(1.05); }
.collage .c1{ top:0; left:0; width:64%; height:62%; z-index:2; }
.collage .c2{ bottom:0; left:8%; width:46%; height:44%; z-index:3; }
.collage .c3{ top:6%; right:0; width:42%; height:50%; z-index:1; }
.collage .tag{
  position:absolute; left:12px; bottom:10px; z-index:4;
  font-family:'Space Mono',monospace; font-size:10.5px; color:var(--white);
  background:rgba(10,10,10,.6); padding:4px 9px; letter-spacing:.05em;
}
@media (max-width:920px){
  .hero-inner{ grid-template-columns:1fr; padding:40px 24px; gap:40px; }
  .collage{ order:-1; height:360px; }
}

.tc-strip{
  position:absolute; bottom:0; left:0; right:0; z-index:2;
  display:flex; justify-content:space-between; align-items:center;
  padding:16px 40px; border-top:1px solid var(--line);
  font-size:11px; color:var(--grey);
}
.tc-strip .mono{ color:var(--red-bright); }

/* ===== FILM SLATE SEPARATOR (CSS only) ===== */
.slate-sep{
  height:14px; width:100%;
  background-image:repeating-linear-gradient(-32deg, var(--white) 0 22px, var(--black) 22px 44px);
}
.slate-sep.thin{ height:8px; }

/* ===== SECTION shell ===== */
section{ padding:130px 0; border-bottom:1px solid var(--line); position:relative; }
.sec-head{ display:flex; justify-content:space-between; align-items:flex-end; gap:24px; margin-bottom:70px; flex-wrap:wrap; }
.sec-tag{ font-size:12px; letter-spacing:.2em; color:var(--red-bright); font-weight:700; margin-bottom:16px; }
.sec-head h2{ font-size:clamp(34px,4.6vw,58px); max-width:15ch; }
.sec-head .sub{ color:var(--grey); max-width:360px; font-size:14.5px; line-height:1.65; padding-bottom:6px; }

.reveal{ opacity:0; transform:translateY(28px); transition:opacity .7s ease, transform .7s ease; }
.reveal.in{ opacity:1; transform:none; }

/* ===== SERVICIOS — claquetas ===== */
.slates{ display:grid; grid-template-columns:repeat(3,1fr); gap:28px; }
.slate-card{
  background:var(--black); border:1px solid var(--line); border-radius:2px;
  overflow:hidden; transition:transform .3s ease, box-shadow .3s ease;
}
.slate-card:hover{
  transform:translateY(-8px);
  box-shadow:0 24px 48px rgba(0,0,0,.5), 0 0 0 1px var(--red-dim);
}
.slate-top{
  height:22px;
  background-image:repeating-linear-gradient(-28deg, var(--white) 0 14px, var(--black) 14px 28px);
  transform-origin:left center; transition:transform .35s ease;
  border-bottom:1px solid var(--black);
}
.slate-card:hover .slate-top{ transform:rotate(-3deg) scale(1.04); }
.slate-body{ background:var(--charcoal); padding:34px 30px 38px; transition:background .25s; }
.slate-card:hover .slate-body{ background:var(--charcoal-2); }
.take-num{ font-family:'Space Mono',monospace; font-size:12px; color:var(--red-bright); margin-bottom:20px; display:block; }
.slate-card h3{ font-size:22px; margin-bottom:14px; letter-spacing:.005em; }
.slate-card p{ color:var(--grey); font-size:14px; line-height:1.65; }
@media (max-width:920px){ .slates{ grid-template-columns:1fr; } }
@media (min-width:921px) and (max-width:1180px){ .slates{ grid-template-columns:repeat(2,1fr); } }

/* ===== NOSOTROS ===== */
.about{ display:grid; grid-template-columns:1.1fr .9fr; gap:76px; align-items:start; }
.about p{ color:var(--grey); font-size:16px; line-height:1.8; margin-bottom:22px; max-width:54ch; }
.stats{ display:grid; grid-template-columns:1fr 1fr; gap:1px; background:var(--line); border:1px solid var(--line); }
.stat{ background:var(--charcoal); padding:34px 28px; }
.stat .num{ font-family:'Anton',sans-serif; font-size:52px; color:var(--red-bright); }
.stat .label{ font-size:11.5px; color:var(--grey); letter-spacing:.08em; margin-top:6px; text-transform:uppercase; }
@media (max-width:920px){ .about{ grid-template-columns:1fr; } }

/* ===== GALERÍA — masonry ===== */
.masonry{
  display:grid; grid-template-columns:repeat(4,1fr); grid-auto-rows:130px; gap:14px;
  grid-auto-flow:dense;
}
.mitem{
  position:relative; overflow:hidden; border-radius:2px; background:var(--charcoal);
}
.mitem img{ width:100%; height:100%; object-fit:cover; transition:transform .6s ease; filter:grayscale(30%) contrast(1.05); }
.mitem:hover img{ transform:scale(1.08); }
.mitem::after{
  content:""; position:absolute; inset:0; background:rgba(10,10,10,.35);
  opacity:0; transition:opacity .3s ease;
}
.mitem:hover::after{ opacity:1; }
.mitem .micon{
  position:absolute; inset:0; display:flex; align-items:center; justify-content:center;
  opacity:0; transition:opacity .3s ease, transform .3s ease; transform:scale(.7); z-index:2;
}
.mitem:hover .micon{ opacity:1; transform:scale(1); }
.mitem .micon svg{ width:38px; height:38px; }
.mitem .micon circle{ fill:rgba(10,10,10,.55); stroke:var(--red-bright); stroke-width:1.4; }
.mitem .micon path, .mitem .micon rect{ fill:var(--white); }
.g-a{ grid-column:span 2; grid-row:span 2; }
.g-b{ grid-column:span 2; grid-row:span 1; }
.g-c{ grid-column:span 1; grid-row:span 1; }
.g-d{ grid-column:span 1; grid-row:span 2; }
@media (max-width:920px){
  .masonry{ grid-template-columns:repeat(2,1fr); grid-auto-rows:150px; }
  .g-a{ grid-column:span 2; grid-row:span 2; }
  .g-d{ grid-row:span 1; }
}

/* ===== CLIENTES — banda filmstrip ===== */
.filmstrip-wrap{ overflow:hidden; border-top:1px solid var(--line); border-bottom:1px solid var(--line); padding:30px 0; }
.filmstrip{ display:flex; width:max-content; animation:scroll 34s linear infinite; }
.filmstrip-wrap:hover .filmstrip{ animation-play-state:paused; }
@media (prefers-reduced-motion:reduce){ .filmstrip{ animation:none; } }
.frame{
  flex:0 0 auto; width:210px; height:110px; margin-right:16px;
  border:1px solid var(--line); border-radius:2px;
  display:flex; align-items:center; justify-content:center;
  position:relative; background:var(--charcoal); transition:background .25s;
}
.frame:hover{ background:var(--charcoal-2); }
.frame::before,.frame::after{
  content:""; position:absolute; left:0; right:0; height:9px;
  background-image:repeating-linear-gradient(90deg, var(--black) 0 6px, transparent 6px 14px);
}
.frame::before{ top:0; } .frame::after{ bottom:0; }
.frame span{
  font-family:'Space Mono',monospace; font-size:13px; color:var(--grey-dim);
  text-align:center; padding:0 12px; letter-spacing:.03em; transition:color .25s;
}
.frame:hover span{ color:var(--white); }
@keyframes scroll{ from{transform:translateX(0);} to{transform:translateX(-50%);} }

/* ===== REEL — monitor ===== */
.monitor{ border:1px solid var(--line); background:var(--charcoal); border-radius:3px; padding:14px; }
.monitor-bar{ display:flex; justify-content:space-between; align-items:center; padding:6px 8px 16px; font-size:11px; color:var(--grey); }
.monitor-bar .dots{ display:flex; gap:6px; }
.monitor-bar .dots i{ width:9px; height:9px; border-radius:50%; background:var(--line); display:block; }
.monitor-bar .dots i:first-child{ background:var(--red); }
.video-frame{ position:relative; padding-top:56.25%; background:#000; border-radius:2px; overflow:hidden; }
.video-frame iframe{ position:absolute; inset:0; width:100%; height:100%; border:0; }

/* ===== CONTACTO / FOOTER ===== */
footer{ padding:110px 0 40px; }
.contact-grid{ display:grid; grid-template-columns:1.2fr .8fr; gap:64px; }
footer h2{ font-size:clamp(36px,5.2vw,64px); max-width:11ch; margin-bottom:28px; }
footer .lead{ color:var(--grey); max-width:44ch; margin-bottom:36px; font-size:15.5px; line-height:1.7; }
.contact-line{ display:flex; gap:14px; padding:18px 0; border-top:1px solid var(--line); font-size:14.5px; align-items:flex-start; }
.contact-line:last-child{ border-bottom:1px solid var(--line); }
.contact-line .k{ color:var(--grey); width:120px; flex:0 0 auto; font-size:11.5px; letter-spacing:.1em; text-transform:uppercase; padding-top:2px; }
.contact-line a:hover{ color:var(--red-bright); }
.wa-link{ display:inline-flex; align-items:center; gap:8px; }
.wa-link svg{ width:16px; height:16px; fill:var(--red-bright); }
.foot-bottom{ display:flex; justify-content:space-between; align-items:center; margin-top:84px; padding-top:26px; border-top:1px solid var(--line); font-size:11.5px; color:var(--grey); flex-wrap:wrap; gap:10px; }
@media (max-width:920px){ .contact-grid{ grid-template-columns:1fr; } }

/* ===== RESPONSIVE (nav + general) ===== */
@media (max-width:920px){
  .navlinks{
    position:fixed; top:84px; left:0; right:0; bottom:0; z-index:199;
    background:var(--black); flex-direction:column; align-items:flex-start;
    padding:40px; gap:26px; transform:translateX(100%); transition:transform .3s ease;
  }
  .navlinks.open{ transform:translateX(0); }
  .navlinks a{ font-size:16px; }
  .navtoggle{ display:block; }
  .rec{ display:none; }
  section{ padding:88px 0; }
  .wrap{ padding:0 22px; }
  .hero-inner, .tc-strip{ padding-left:22px; padding-right:22px; }
}