/* ============================================================
   OneEyeAnt: static studio site
   Sin dependencias externas. Todo en un solo archivo.
   ============================================================ */

:root{
  --bg:#0b0b0d;
  --bg-alt:#101014;
  --surface:#16161c;
  --line:#26262f;
  --txt:#e9e9ec;
  --muted:#9b9ba6;
  --accent:#6ee7b7;
  --accent-2:#60a5fa;
  --radius:14px;
  --wrap:1140px;
  --ease:cubic-bezier(.16,.84,.44,1);
}

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

html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

body{
  margin:0;
  background:var(--bg);
  color:var(--txt);
  font-family:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  font-size:17px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

img{max-width:100%;height:auto;display:block}
a{color:inherit}

:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:3px;
  border-radius:4px;
}

.skip{
  position:absolute;left:-9999px;top:0;
  background:var(--accent);color:#04120c;
  padding:.7rem 1.1rem;font-weight:700;z-index:100;
}
.skip:focus{left:0}

.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:24px}
.narrow{max-width:760px}
.center{text-align:center}
.left{text-align:left}

/* ---------- tipografía ---------- */
h1,h2,h3{line-height:1.15;letter-spacing:-.022em;margin:0 0 .5em;font-weight:700}
h1{font-size:clamp(2.3rem,6vw,4rem);letter-spacing:-.035em}
h2{font-size:clamp(1.7rem,3.6vw,2.6rem)}
h3{font-size:1.14rem;letter-spacing:-.01em}
p{margin:0 0 1.1em}

.eyebrow{
  font-size:.78rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--accent);margin-bottom:1.2em;
}
.lede{font-size:1.13rem;color:var(--muted);max-width:52ch}
.big{font-size:1.28rem;color:var(--txt)}
.sub{color:var(--muted);max-width:60ch;margin-inline:auto;margin-bottom:3rem}
.sub.left{margin-inline:0}
.dim{color:var(--muted)}
.grad{
  background:linear-gradient(100deg,var(--accent),var(--accent-2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

/* ---------- header ---------- */
.site-head{
  position:sticky;top:0;z-index:50;
  background:rgba(11,11,13,.72);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .3s,background .3s;
}
.site-head.stuck{border-bottom-color:var(--line);background:rgba(11,11,13,.9)}
.head-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:66px}

.brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex-shrink:0}
.brand-mark{width:auto;height:30px}
.brand-name{font-weight:700;letter-spacing:-.02em;font-size:1.08rem}

.nav{display:flex;align-items:center;gap:6px;flex-wrap:wrap;justify-content:flex-end}
.nav a{
  text-decoration:none;color:var(--muted);font-size:.94rem;
  padding:8px 12px;border-radius:8px;transition:color .2s,background .2s;
}
.nav a:hover{color:var(--txt);background:#ffffff0d}
.nav a.active{color:var(--txt)}
.nav-cta{
  color:#04120c !important;background:var(--accent);font-weight:650;
}
.nav-cta:hover{background:#8ff0c8 !important;color:#04120c !important}

/* --- botón hamburguesa (solo mobile) --- */
.burger{
  display:none;width:42px;height:42px;padding:10px;
  background:none;border:1px solid var(--line);border-radius:10px;
  cursor:pointer;flex-direction:column;justify-content:space-between;
}
.burger span{display:block;height:2px;width:100%;background:var(--txt);border-radius:2px;transition:transform .25s var(--ease),opacity .2s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(9px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-9px) rotate(-45deg)}

@media (max-width:760px){
  .burger{display:flex}
  .head-inner{position:relative;flex-wrap:wrap}
  .nav{
    display:none;width:100%;flex-direction:column;align-items:stretch;
    gap:2px;padding:8px 0 16px;border-top:1px solid var(--line);
  }
  .nav.open{display:flex}
  .nav a{padding:12px 14px;font-size:1rem;border-radius:9px}
  .nav-cta{text-align:center;margin-top:8px}
}

/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;
  padding:clamp(56px,9vw,110px) 0 clamp(48px,8vw,96px);
  background:
    radial-gradient(900px 480px at 78% 12%, #1b3a33 0%, transparent 62%),
    radial-gradient(700px 420px at 8% 92%, #16233d 0%, transparent 60%),
    var(--bg);
}
.hero-inner{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero-art img{filter:drop-shadow(0 34px 60px rgba(0,0,0,.6))}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:1.8rem}

@media (max-width:880px){
  .hero-inner{grid-template-columns:1fr;gap:36px}
  .hero-art{max-width:460px;margin-inline:auto}
}
@media (max-width:520px){
  .hero-actions .btn{flex:1 1 140px;padding-inline:18px}
}

/* ---------- botones ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:13px 26px;border-radius:10px;border:1px solid transparent;
  font-weight:650;font-size:.97rem;text-decoration:none;cursor:pointer;
  transition:transform .18s var(--ease),background .2s,border-color .2s;
  font-family:inherit;
}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--accent);color:#04120c}
.btn-primary:hover{background:#8ff0c8}
.btn-ghost{border-color:var(--line);color:var(--txt)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn.full{width:100%}
.btn[disabled]{opacity:.55;pointer-events:none}

/* ---------- secciones ---------- */
.section{padding:clamp(60px,8vw,104px) 0}
.section.alt{background:var(--bg-alt);border-block:1px solid var(--line)}

/* Los logos de partners son oscuros: van sobre una "chapa" clara
   para que se lean bien en el fondo negro. */
.partners{margin-top:2.6rem}
.partners-label{
  font-size:.72rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;
  color:#6b6b78;margin:0 0 .9rem;
}
.partners picture{
  display:inline-block;background:#f4f4f6;border-radius:12px;
  padding:16px 26px;line-height:0;max-width:100%;
}
/* Ancho explícito en la imagen: sin esto el <picture> se mide con el ancho
   natural (600px) y la chapa queda 200px más ancha que el logo. */
.partners img{width:400px;max-width:100%;height:auto}

/* ---------- cards ---------- */
.cards{
  list-style:none;margin:0;padding:0;display:grid;gap:18px;
  grid-template-columns:repeat(auto-fit,minmax(248px,1fr));
}
.card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:26px 24px;
  transition:border-color .25s,transform .25s var(--ease);
}
.card:hover{border-color:#3a3a48;transform:translateY(-3px)}
.card h3{margin-bottom:.45em}
.card p{color:var(--muted);font-size:.95rem;margin:0}
.card-ico{
  display:grid;place-items:center;width:42px;height:42px;margin-bottom:16px;
  border-radius:11px;background:#6ee7b71a;color:var(--accent);
}
.card-ico svg{width:22px;height:22px}

/* ---------- imágenes de trabajo ---------- */
.shot{margin:0 0 34px}
.shot img{
  border-radius:var(--radius);border:1px solid var(--line);width:100%;
}
.shot figcaption{
  color:var(--muted);font-size:.9rem;margin-top:.85rem;text-align:center;
}

/* ---------- tiles ---------- */
.tiles{display:grid;gap:22px;grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.tiles.three{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.tile{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;
  transition:border-color .25s,transform .25s var(--ease);
}
.tile:hover{border-color:#3a3a48;transform:translateY(-3px)}
.tile img{width:100%;aspect-ratio:2/1;object-fit:cover}
.tile-body{padding:20px 22px 24px}
.tile-body p{color:var(--muted);font-size:.94rem;margin:0}

/* ---------- contacto ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:start}
@media (max-width:820px){.contact-grid{grid-template-columns:1fr;gap:38px}}

.social{list-style:none;display:flex;gap:10px;padding:0;margin:1.6rem 0 0}
.social a{
  display:grid;place-items:center;width:42px;height:42px;border-radius:50%;
  background:var(--surface);border:1px solid var(--line);
  text-decoration:none;color:var(--muted);
  transition:color .2s,border-color .2s,background .2s,transform .2s var(--ease);
}
.social a svg{width:19px;height:19px;display:block}
.social a:hover{color:var(--accent);border-color:var(--accent);background:#6ee7b712;transform:translateY(-2px)}

.form{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:28px;
}
.field{margin-bottom:18px}
.field label{display:block;font-size:.82rem;color:var(--muted);margin-bottom:7px;font-weight:600;letter-spacing:.02em}
.field input,.field textarea{
  width:100%;padding:12px 14px;border-radius:9px;
  background:#0c0c10;border:1px solid var(--line);color:var(--txt);
  font:inherit;font-size:.96rem;transition:border-color .2s;
}
.field input:focus,.field textarea:focus{border-color:var(--accent);outline:none}
.field textarea{resize:vertical;min-height:110px}
.field input[aria-invalid="true"],.field textarea[aria-invalid="true"]{border-color:#f87171}

.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

.form-note{margin:14px 0 0;font-size:.9rem;min-height:1.3em}
.form-note.ok{color:var(--accent)}
.form-note.err{color:#f87171}

/* ---------- footer ---------- */
.site-foot{border-top:1px solid var(--line);padding:44px 0 0;background:var(--bg-alt)}
.foot-inner{display:flex;justify-content:space-between;align-items:center;gap:28px;flex-wrap:wrap}
.foot-inner .brand-mark{height:44px}
.foot-inner .brand-name{display:block;font-size:1.2rem}
.foot-meta{color:var(--muted);font-size:.9rem;margin:0;text-align:right}
.foot-meta a{color:var(--accent);text-decoration:none}
.foot-meta a:hover{text-decoration:underline}
.copy{
  text-align:center;color:#6b6b78;font-size:.83rem;
  margin:36px 0 0;padding:18px 0;border-top:1px solid var(--line);
}
@media (max-width:640px){
  .foot-inner{flex-direction:column;text-align:center}
  .foot-meta{text-align:center}
}

/* ---------- reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .btn:hover,.card:hover,.tile:hover,.social a:hover{transform:none}
}