/* ============================================================
   facmogrup · Grupo A.F. — Estilos
   Look industrial moderno: carbón + acento rojo
   ============================================================ */
:root{
  --bg:#0d0f13;
  --bg-2:#12151b;
  --surface:#171b22;
  --surface-2:#1d222b;
  --line:rgba(255,255,255,.09);
  --line-2:rgba(255,255,255,.14);
  --text:#eef1f5;
  --muted:#a4adba;
  --muted-2:#7d8794;
  --accent:#e11d34;
  --accent-2:#ff3b52;
  --accent-soft:rgba(225,29,52,.14);
  --white:#ffffff;
  --radius:16px;
  --radius-sm:10px;
  --maxw:1200px;
  --shadow:0 20px 50px -20px rgba(0,0,0,.65);
  --ease:cubic-bezier(.22,.61,.36,1);
  font-synthesis:none;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,Roboto,"Helvetica Neue",Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{line-height:1.12;font-weight:700;letter-spacing:-.02em}
section{position:relative}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.eyebrow{
  display:inline-flex;align-items:center;gap:.55rem;
  font-size:.78rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent-2);
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--accent);border-radius:2px}
.section-pad{padding:clamp(64px,9vw,120px) 0}
.center{text-align:center}
.lead{color:var(--muted);font-size:1.05rem;max-width:60ch}
.center .lead{margin-left:auto;margin-right:auto}

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.55rem;
  padding:.85rem 1.5rem;border-radius:999px;font-weight:600;font-size:.95rem;
  border:1px solid transparent;cursor:pointer;transition:.25s var(--ease);
  white-space:nowrap;
}
.btn svg{width:16px;height:16px}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 12px 30px -12px rgba(225,29,52,.7)}
.btn-primary:hover{background:var(--accent-2);transform:translateY(-2px)}
.btn-ghost{border-color:var(--line-2);color:var(--text);background:rgba(255,255,255,.03)}
.btn-ghost:hover{border-color:var(--accent);color:#fff;background:var(--accent-soft)}
.btn-light{background:#fff;color:#11141a}
.btn-light:hover{transform:translateY(-2px);box-shadow:var(--shadow)}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(13,15,19,.72);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:background .3s;
}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:.7rem}
.brand .logo{
  display:grid;place-items:center;width:42px;height:42px;border-radius:11px;
  background:linear-gradient(150deg,var(--accent),#7a0f1c);color:#fff;
  font-weight:800;font-size:1.05rem;letter-spacing:-.03em;
  box-shadow:0 8px 20px -8px rgba(225,29,52,.8);
}
.brand .name{display:flex;flex-direction:column;line-height:1.05}
.brand .name b{font-size:1.15rem;letter-spacing:-.03em}
.brand .name span{font-size:.7rem;color:var(--muted-2);letter-spacing:.12em;text-transform:uppercase}

.nav-links{display:flex;align-items:center;gap:.4rem}
.nav-links a{
  padding:.5rem .85rem;border-radius:9px;font-size:.93rem;color:var(--muted);
  font-weight:500;transition:.2s;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.05)}
.nav-links a.active{color:#fff}
.nav-actions{display:flex;align-items:center;gap:.9rem}

.lang{display:flex;gap:2px;background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:999px;padding:3px}
.lang-btn{
  border:none;background:transparent;color:var(--muted);
  font-size:.76rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;
  padding:.32rem .6rem;border-radius:999px;cursor:pointer;transition:.2s;
}
.lang-btn:hover{color:#fff}
.lang-btn.is-active{background:var(--accent);color:#fff}

.nav-toggle{display:none;background:none;border:none;color:#fff;cursor:pointer;padding:6px}
.nav-toggle svg{width:26px;height:26px}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:clamp(560px,86vh,820px);
  display:flex;align-items:center;
  background:
    linear-gradient(180deg,rgba(13,15,19,.55) 0%,rgba(13,15,19,.78) 55%,var(--bg) 100%),
    linear-gradient(90deg,rgba(13,15,19,.92) 0%,rgba(13,15,19,.35) 60%,transparent 100%),
    url("../assets/img/hero.jpg") center/cover no-repeat;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(120% 80% at 80% 0%,transparent 40%,rgba(0,0,0,.4) 100%);
}
.hero-inner{position:relative;z-index:2;max-width:720px;padding:60px 0}
.hero h1{font-size:clamp(2.3rem,5.4vw,4rem);margin:1.2rem 0 1.1rem}
.hero .lead{font-size:clamp(1.05rem,1.6vw,1.28rem);color:#d7dde5;max-width:52ch}
.hero-cta{display:flex;flex-wrap:wrap;gap:.9rem;margin-top:2rem}
.scroll-hint{
  position:absolute;left:50%;bottom:26px;transform:translateX(-50%);z-index:2;
  color:var(--muted-2);font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;
  display:flex;flex-direction:column;align-items:center;gap:.5rem;
}
.scroll-hint .dot{width:1px;height:34px;background:linear-gradient(var(--accent),transparent);animation:drop 1.8s infinite}
@keyframes drop{0%{opacity:0;transform:translateY(-8px)}40%{opacity:1}100%{opacity:0;transform:translateY(10px)}}

/* ---------- Stats ---------- */
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  margin-top:-70px;position:relative;z-index:5;box-shadow:var(--shadow);
}
.stat{background:var(--surface);padding:1.6rem 1.4rem}
.stat b{display:block;font-size:1.15rem;color:#fff;letter-spacing:-.02em}
.stat span{display:block;font-size:.85rem;color:var(--muted);margin-top:.35rem}
.stat .ic{width:30px;height:30px;color:var(--accent-2);margin-bottom:.8rem}

/* ---------- Intro / split ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(32px,5vw,72px);align-items:center}
.split h2{font-size:clamp(1.8rem,3.4vw,2.6rem);margin:1rem 0 1.2rem}
.split .media{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.split .media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10}
.split .media::after{content:"";position:absolute;inset:0;border:1px solid var(--line-2);border-radius:var(--radius);pointer-events:none}
.arrow-link{display:inline-flex;align-items:center;gap:.5rem;margin-top:1.6rem;color:var(--accent-2);font-weight:600}
.arrow-link svg{width:18px;height:18px;transition:.25s}
.arrow-link:hover svg{transform:translateX(5px)}

/* ---------- Section head ---------- */
.sec-head{max-width:640px;margin:0 auto clamp(40px,6vw,64px)}
.sec-head h2{font-size:clamp(1.9rem,3.6vw,2.8rem);margin:.9rem 0 1rem}

/* ---------- Services ---------- */
.grid-svc{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:2rem 1.7rem;transition:.3s var(--ease);position:relative;overflow:hidden;
}
.card::before{content:"";position:absolute;left:0;top:0;height:3px;width:0;background:var(--accent);transition:width .35s var(--ease)}
.card:hover{transform:translateY(-6px);border-color:var(--line-2);background:var(--surface-2)}
.card:hover::before{width:100%}
.card .ic{
  width:52px;height:52px;border-radius:13px;display:grid;place-items:center;
  background:var(--accent-soft);color:var(--accent-2);margin-bottom:1.2rem;
}
.card .ic svg{width:26px;height:26px}
.card h3{font-size:1.18rem;margin-bottom:.6rem}
.card p{color:var(--muted);font-size:.95rem}

/* ---------- Why (feature rows) ---------- */
.bg-alt{background:var(--bg-2)}
.grid-why{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.feat{padding:1.6rem 1.4rem;border-left:2px solid var(--line);transition:.3s}
.feat:hover{border-left-color:var(--accent)}
.feat .n{font-size:.8rem;font-weight:700;color:var(--accent-2);letter-spacing:.1em}
.feat h3{font-size:1.1rem;margin:.7rem 0 .5rem}
.feat p{color:var(--muted);font-size:.92rem}

/* ---------- CTA band ---------- */
.cta-band{
  position:relative;border-radius:var(--radius);overflow:hidden;
  padding:clamp(48px,7vw,84px) clamp(28px,5vw,64px);
  background:linear-gradient(90deg,rgba(13,15,19,.9),rgba(13,15,19,.55)),url("../assets/img/cta.jpg") center/cover no-repeat;
  border:1px solid var(--line);
}
.cta-band h2{font-size:clamp(1.7rem,3.2vw,2.5rem);max-width:20ch}
.cta-band p{color:var(--muted);margin:1rem 0 1.8rem;max-width:46ch}

/* ---------- Gallery ---------- */
.grid-gal{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.gal-item{
  position:relative;border-radius:var(--radius-sm);overflow:hidden;cursor:pointer;
  border:1px solid var(--line);background:var(--surface);
}
.gal-item img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:.5s var(--ease)}
.gal-item:hover img{transform:scale(1.06)}
.gal-item figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:1.4rem 1rem .9rem;
  font-size:.85rem;font-weight:500;color:#fff;
  background:linear-gradient(transparent,rgba(0,0,0,.82));
  opacity:0;transform:translateY(8px);transition:.3s;
}
.gal-item:hover figcaption{opacity:1;transform:none}

/* Lightbox */
.lb{position:fixed;inset:0;z-index:100;background:rgba(6,7,10,.94);display:none;align-items:center;justify-content:center;padding:24px}
.lb.open{display:flex}
.lb img{max-width:92vw;max-height:84vh;border-radius:10px;box-shadow:var(--shadow)}
.lb-close,.lb-nav{position:absolute;background:rgba(255,255,255,.08);border:1px solid var(--line-2);color:#fff;width:48px;height:48px;border-radius:50%;cursor:pointer;display:grid;place-items:center;transition:.2s}
.lb-close:hover,.lb-nav:hover{background:var(--accent)}
.lb-close{top:22px;right:22px}
.lb-nav{top:50%;transform:translateY(-50%)}
.lb-prev{left:22px}.lb-next{right:22px}
.lb-cap{position:absolute;bottom:26px;left:0;right:0;text-align:center;color:var(--muted);font-size:.9rem}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(32px,5vw,60px)}
.info-item{display:flex;gap:1rem;padding:1.2rem 0;border-bottom:1px solid var(--line)}
.info-item .ic{width:44px;height:44px;flex:none;border-radius:12px;background:var(--accent-soft);color:var(--accent-2);display:grid;place-items:center}
.info-item .ic svg{width:22px;height:22px}
.info-item h4{font-size:.82rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted-2);font-weight:600}
.info-item p{color:var(--text);font-size:1rem;margin-top:.15rem}
.form{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(24px,4vw,40px)}
.field{margin-bottom:1.1rem}
.field label{display:block;font-size:.85rem;color:var(--muted);margin-bottom:.45rem;font-weight:500}
.field input,.field textarea{
  width:100%;background:var(--bg-2);border:1px solid var(--line-2);border-radius:var(--radius-sm);
  padding:.85rem 1rem;color:#fff;font:inherit;font-size:.95rem;transition:.2s;
}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--accent);background:#0f1218}
.field textarea{min-height:130px;resize:vertical}
.form-note{font-size:.8rem;color:var(--muted-2);margin-top:.8rem}
.form-ok{display:none;margin-top:1rem;padding:.9rem 1rem;border-radius:var(--radius-sm);background:var(--accent-soft);border:1px solid rgba(225,29,52,.35);color:#ffd7dc;font-size:.9rem}
.form-ok.show{display:block}

/* ---------- Page hero (interior) ---------- */
.page-hero{padding:clamp(60px,9vw,110px) 0 clamp(30px,5vw,54px);border-bottom:1px solid var(--line);background:linear-gradient(180deg,var(--bg-2),var(--bg))}
.page-hero h1{font-size:clamp(2.1rem,4.4vw,3.3rem);margin:1rem 0 .8rem}
.page-hero p{color:var(--muted);max-width:56ch;font-size:1.08rem}

/* ---------- Footer ---------- */
.site-footer{background:var(--bg-2);border-top:1px solid var(--line);padding:clamp(48px,7vw,80px) 0 2rem}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px}
.foot-brand .brand{margin-bottom:1.1rem}
.foot-brand p{color:var(--muted);font-size:.92rem;max-width:34ch}
.foot-col h5{font-size:.8rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted-2);margin-bottom:1rem}
.foot-col a,.foot-col p{display:block;color:var(--muted);font-size:.92rem;padding:.28rem 0;transition:.2s}
.foot-col a:hover{color:#fff}
.foot-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-top:2.6rem;padding-top:1.6rem;border-top:1px solid var(--line);color:var(--muted-2);font-size:.82rem}

/* ---------- Reveal anim ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:.7s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media(max-width:980px){
  .stats{grid-template-columns:repeat(2,1fr);margin-top:-50px}
  .grid-svc{grid-template-columns:repeat(2,1fr)}
  .grid-why{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr}
  .split .media{order:-1}
  .contact-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .grid-gal{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:680px){
  .nav-links,.nav .btn-primary{display:none}
  .nav-toggle{display:block}
  .nav-links.open{
    display:flex;flex-direction:column;position:absolute;top:72px;left:0;right:0;
    background:var(--bg-2);border-bottom:1px solid var(--line);padding:14px 24px 22px;gap:.2rem;
  }
  .nav-links.open a{padding:.85rem .5rem;border-bottom:1px solid var(--line)}
  .nav-links.open .btn-primary{display:inline-flex;margin-top:.8rem;justify-content:center}
  .grid-svc,.grid-why,.grid-gal,.stats,.foot-grid{grid-template-columns:1fr}
  .stat{padding:1.3rem}
  .foot-bottom{flex-direction:column}
}
@media(min-width:681px){.nav-links .btn-primary{display:none}}

/* ---------- Páginas legales ---------- */
.legal-date{color:var(--muted-2);font-size:.9rem;margin-top:.6rem}
.legal{max-width:820px}
.legal h2{
  font-size:1.25rem;margin:2.4rem 0 .8rem;color:#fff;
  padding-left:.9rem;border-left:3px solid var(--accent);
}
.legal h2:first-child{margin-top:0}
.legal p{color:var(--muted);font-size:1rem;line-height:1.75}

/* ---------- Enlaces legales del pie ---------- */
.foot-legal-links{display:flex;gap:1.2rem;flex-wrap:wrap}
.foot-legal-links a{color:var(--muted-2);transition:.2s}
.foot-legal-links a:hover{color:#fff}

/* ---------- Aviso de cookies ---------- */
.cookie-note{
  position:fixed;left:24px;right:24px;bottom:24px;z-index:90;
  max-width:640px;margin:0 auto;
  display:flex;align-items:center;gap:1.2rem;flex-wrap:wrap;
  background:var(--surface);border:1px solid var(--line-2);border-radius:var(--radius);
  padding:1.1rem 1.3rem;box-shadow:var(--shadow);
  animation:cookieUp .5s var(--ease);
}
.cookie-note[hidden]{display:none}
.cookie-note p{color:var(--muted);font-size:.9rem;flex:1;min-width:220px;margin:0}
.cookie-actions{display:flex;align-items:center;gap:1rem;margin-left:auto}
.cookie-actions a{color:var(--accent-2);font-size:.88rem;font-weight:600;white-space:nowrap}
.cookie-actions a:hover{text-decoration:underline}
.cookie-actions .btn{padding:.6rem 1.2rem;font-size:.88rem}
@keyframes cookieUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}
@media(max-width:560px){
  .cookie-note{left:12px;right:12px;bottom:12px;padding:1rem}
  .cookie-actions{width:100%;justify-content:space-between;margin-left:0}
}