/* Paginas de proyecto (/proyectos/<slug>/). Mismos tokens que la home. */
:root{
  --bg:#080808;--bg-soft:#0c0c0c;--bg-elev:#111;
  --fg:#f5f5f5;--fg-dim:#9a9a9a;--fg-mute:#5a5a5a;
  --cyan:#00BFFF;--cyan-2:#00D4FF;--cyan-glow:rgba(0,191,255,.35);
  --line:rgba(255,255,255,.08);--line-strong:rgba(255,255,255,.16);
  --max:1280px;--gutter:clamp(16px,4vw,48px);
  --radius-pill:99px;--radius-card:14px;
  --ease:cubic-bezier(.22,1,.36,1);
}
*{box-sizing:border-box}
*::selection{background:var(--cyan);color:#000}
html,body{margin:0;padding:0;background:var(--bg);color:var(--fg);overflow-x:hidden}
body{font-family:'Satoshi',system-ui,sans-serif;font-weight:300;font-size:16px;line-height:1.6}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;background:none;border:0;color:inherit;padding:0;cursor:pointer}
h1,h2,h3{font-family:'Inter',sans-serif;font-weight:900;letter-spacing:-.025em;line-height:1;margin:0}
p{margin:0}
em{font-style:normal;background:linear-gradient(90deg,var(--cyan),var(--cyan-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.wrap{width:100%;max-width:var(--max);margin-inline:auto;padding-inline:var(--gutter)}

/* Nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(8,8,8,.82);backdrop-filter:blur(16px) saturate(140%);-webkit-backdrop-filter:blur(16px) saturate(140%);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;height:64px}
.brand{display:flex;align-items:center;gap:8px;font-family:'Inter',sans-serif;font-weight:900;font-size:20px;letter-spacing:.06em}
.brand .dot{width:30px;height:13px;background:url(/img/img-01.webp) center/contain no-repeat;flex-shrink:0}
.nav-back{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--fg-dim);transition:color .2s}
.nav-back:hover{color:var(--cyan)}

/* Botones y etiquetas */
.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 24px;font-weight:500;font-size:14px;letter-spacing:.02em;border-radius:var(--radius-pill);transition:transform .3s var(--ease),background .3s var(--ease),border-color .3s,color .3s;white-space:nowrap}
.btn-primary{background:var(--cyan);color:#000;box-shadow:0 10px 40px rgba(0,191,255,.25)}
.btn-primary:hover{background:var(--cyan-2);transform:translateY(-2px)}
.btn-ghost{border:1px solid var(--line-strong);color:var(--fg)}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--cyan);padding:6px 14px;border:1px solid var(--cyan);border-radius:var(--radius-pill);background:rgba(0,191,255,.06)}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan-glow)}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--fg-dim);border:1px solid var(--line-strong);border-radius:var(--radius-pill);padding:5px 12px}

/* Hero */
.hero{padding:clamp(32px,6vw,72px) 0 clamp(40px,6vw,80px)}
.hero-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:clamp(28px,5vw,64px);align-items:center}
.hero h1{font-size:clamp(44px,7vw,96px);margin:20px 0 18px}
.hero .lead{font-size:clamp(16px,1.6vw,19px);color:var(--fg-dim);max-width:46ch;margin-bottom:28px}
.hero-img{border-radius:var(--radius-card);overflow:hidden;border:1px solid var(--line);background:var(--bg-elev)}
.hero-img img{width:100%;max-height:78vh;object-fit:cover}
.facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;margin-bottom:24px}
.fact{background:var(--bg);padding:16px 18px}
.fact b{display:block;font-family:'Inter',sans-serif;font-weight:900;font-size:clamp(20px,2.4vw,28px);letter-spacing:-.02em}
.fact span{font-family:'JetBrains Mono',monospace;font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--fg-mute)}

/* Alcance */
.scope{padding:clamp(48px,7vw,96px) 0;border-top:1px solid var(--line)}
.scope h2{font-size:clamp(30px,4.4vw,56px);margin:16px 0 32px}
.scope-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.scope-item{border:1px solid var(--line);border-radius:var(--radius-card);padding:22px;background:var(--bg-soft)}
.scope-item h3{font-family:'Satoshi',sans-serif;font-weight:700;font-size:17px;letter-spacing:0;margin-bottom:8px;line-height:1.3}
.scope-item p{font-size:14.5px;color:var(--fg-dim)}

/* Galeria de laminas */
.sheets{padding:clamp(48px,7vw,96px) 0;border-top:1px solid var(--line)}
.sheets h2{font-size:clamp(30px,4.4vw,56px);margin:16px 0 12px}
.sheets .lead{color:var(--fg-dim);max-width:60ch;margin-bottom:32px}
.gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.shot{margin:0;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;background:#fff;transition:border-color .3s var(--ease),transform .3s var(--ease)}
.shot:hover{border-color:var(--cyan);transform:translateY(-2px)}
.shot button{display:block;width:100%;cursor:zoom-in}
.shot img{width:100%;aspect-ratio:16/11;object-fit:contain;background:#fff}
.shot.photo img{object-fit:cover;background:var(--bg-elev)}
.shot figcaption{background:var(--bg);padding:12px 16px;font-size:13.5px;color:var(--fg-dim);border-top:1px solid var(--line)}
.full-set{margin-top:28px;display:flex;flex-wrap:wrap;align-items:center;gap:16px;color:var(--fg-dim);font-size:14px}

/* Otros proyectos + CTA */
.more{padding:clamp(48px,7vw,96px) 0;border-top:1px solid var(--line)}
.more h2{font-size:clamp(26px,3.4vw,44px);margin-bottom:24px}
.more-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.more-card{display:block;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;transition:border-color .3s var(--ease)}
.more-card:hover{border-color:var(--cyan)}
.more-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.more-card div{padding:14px 18px;display:flex;justify-content:space-between;gap:12px;align-items:baseline}
.more-card b{font-family:'Inter',sans-serif;font-weight:900;font-size:20px;letter-spacing:-.02em}
.more-card span{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--fg-mute);letter-spacing:.1em}
.cta{margin-top:clamp(40px,6vw,72px);border:1px solid var(--line-strong);border-radius:var(--radius-card);padding:clamp(24px,4vw,48px);display:flex;flex-wrap:wrap;gap:20px;align-items:center;justify-content:space-between;background:radial-gradient(120% 140% at 0% 0%,rgba(0,191,255,.10),transparent 60%)}
.cta h3{font-size:clamp(24px,3vw,38px)}
.cta p{color:var(--fg-dim);margin-top:8px}

.footer{border-top:1px solid var(--line);padding:28px 0;background:var(--bg-soft);font-size:13px;color:var(--fg-mute)}
.footer .wrap{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between}
.footer a:hover{color:var(--cyan)}

/* Visor */
.lightbox{position:fixed;inset:0;z-index:100;background:rgba(0,0,0,.92);display:none;align-items:center;justify-content:center;padding:56px 12px 12px}
.lightbox.is-open{display:flex}
.lightbox img{max-width:100%;max-height:100%;object-fit:contain;background:#fff;border-radius:6px}
.lightbox .lb-close{position:absolute;top:12px;right:16px;font-size:30px;line-height:1;color:#fff;width:40px;height:40px}
.lightbox .lb-prev,.lightbox .lb-next{position:absolute;top:50%;transform:translateY(-50%);font-size:34px;color:#fff;width:48px;height:64px;background:rgba(0,0,0,.4);border-radius:8px}
.lightbox .lb-prev{left:8px}.lightbox .lb-next{right:8px}

@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr}
  .hero-img{order:-1}
  .scope-grid{grid-template-columns:1fr}
}
@media (max-width:640px){
  .gallery,.more-grid{grid-template-columns:1fr}
  .nav-back .long{display:none}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}