/* ============ Metalval ============ */
:root{
  --brand:#2a54c8;        /* royal blue */
  --brand-deep:#16307a;   /* deep brand */
  --navy:#0c1c48;         /* near-black navy */
  --ink:#0f1420;
  --graphite:#3a4152;
  --amber:#f0821e;        /* RPT poliamida accent */
  --paper:#ffffff;
  --mist:#f3f6fc;
  --line:#e3e9f4;
  --wrap:1200px;
  --ff-display:'Archivo',system-ui,sans-serif;
  --ff-body:'Instrument Sans',system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--ff-body);color:var(--ink);background:var(--paper);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
.wrap{width:min(100% - 2.6rem,var(--wrap));margin-inline:auto}

/* ---- type helpers ---- */
.kicker{font-family:var(--ff-display);font-weight:700;font-size:.78rem;letter-spacing:.22em;text-transform:uppercase;color:var(--brand);margin-bottom:1rem}
.kicker--light{color:#bcd0ff}
.kicker--amber{color:var(--amber)}
.h2{font-family:var(--ff-display);font-weight:800;font-size:clamp(1.9rem,4.4vw,3.2rem);line-height:1.02;letter-spacing:-.02em;color:var(--navy)}
.h2--light{color:#fff}
.head{max-width:640px;margin-bottom:3.2rem}
.head--light{}
.head__lead{margin-top:1rem;font-size:1.12rem;color:var(--graphite)}
.head__lead--light{color:#c7d4f0}

/* ---- buttons ---- */
.btn{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--ff-display);font-weight:700;font-size:.95rem;letter-spacing:.01em;padding:.9rem 1.5rem;border-radius:2px;transition:transform .2s,background .2s,color .2s,border-color .2s;border:1.5px solid transparent;cursor:pointer}
.btn:hover{transform:translateY(-2px)}
.btn--amber{background:var(--amber);color:#1a1206}
.btn--amber:hover{background:#ff9330}
.btn--ghost{border-color:rgba(255,255,255,.5);color:#fff}
.btn--ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn--ghost-dark{border-color:var(--line);color:var(--navy)}
.btn--ghost-dark:hover{border-color:var(--brand);background:var(--mist)}
.btn--sm{padding:.55rem 1.05rem;font-size:.85rem}

/* ---- NAV ---- */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;transition:background .3s,box-shadow .3s,padding .3s;padding:.55rem 0}
.nav__in{display:flex;align-items:center;justify-content:space-between}
.nav__logo img{height:34px;width:auto}
.nav__links{display:flex;align-items:center;gap:2rem}
.nav__links a{font-family:var(--ff-display);font-weight:600;font-size:.95rem;color:#fff;opacity:.92;transition:opacity .2s}
.nav__links a:hover{opacity:1}
.nav__cta{background:var(--amber);color:#1a1206 !important;opacity:1}
.nav__cta:hover{background:#ff9330}
.nav.scrolled{background:rgba(9,20,52,.92);backdrop-filter:blur(10px);box-shadow:0 1px 0 rgba(255,255,255,.08),0 12px 30px rgba(0,0,0,.25)}
.nav__burger{display:none;flex-direction:column;gap:5px;background:none;border:0;padding:8px;cursor:pointer}
.nav__burger span{width:26px;height:2px;background:#fff;transition:.3s}

/* ---- HERO ---- */
.hero{position:relative;min-height:100svh;display:flex;flex-direction:column;justify-content:flex-end;color:#fff;overflow:hidden}
.hero__bg{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.05);animation:heroZoom 14s ease-out forwards}
@keyframes heroZoom{to{transform:scale(1)}}
.hero__scrim{position:absolute;inset:0;background:linear-gradient(105deg,rgba(9,18,45,.92) 0%,rgba(12,28,72,.72) 42%,rgba(20,44,120,.35) 100%)}
.hero__side{position:absolute;top:50%;right:1.4rem;transform:rotate(90deg);transform-origin:right center;font-family:var(--ff-display);font-weight:600;font-size:.72rem;letter-spacing:.3em;color:rgba(255,255,255,.55)}
.hero__in{position:relative;z-index:2;padding:9rem 0 2.4rem;max-width:900px}
.hero__title{font-family:var(--ff-display);font-weight:900;font-size:clamp(2.6rem,6.6vw,5.4rem);line-height:.98;letter-spacing:-.03em;margin-bottom:1.4rem}
.hero__title em{font-style:normal;color:#9dc0ff}
.hero__lead{font-size:clamp(1.05rem,1.6vw,1.3rem);max-width:640px;color:#dbe5fb}
.hero__cta{display:flex;flex-wrap:wrap;gap:1rem;margin-top:2.2rem}
.hero__stats{position:relative;z-index:2;border-top:1px solid rgba(255,255,255,.16);background:rgba(6,14,38,.35);backdrop-filter:blur(4px)}
.stats{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:1.5rem 1rem;border-left:1px solid rgba(255,255,255,.12)}
.stat:first-child{border-left:0;padding-left:0}
.stat b{display:block;font-family:var(--ff-display);font-weight:800;font-size:clamp(1.5rem,3vw,2.3rem);letter-spacing:-.02em}
.stat span{font-size:.82rem;letter-spacing:.04em;color:#b9c7e8;text-transform:uppercase}

/* ---- SECTION base ---- */
.section{padding:6rem 0}
.section--mist{background:var(--mist)}
.section--dark{background:var(--navy);color:#fff}
.section--brand{background:linear-gradient(135deg,var(--brand-deep),var(--brand))}

/* ---- NOSOTROS ---- */
.about{display:grid;grid-template-columns:.85fr 1fr;gap:4rem;align-items:center}
.about__media{position:relative}
.about__media img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:3px}
.about__badge{position:absolute;right:-18px;bottom:34px;background:var(--amber);color:#1a1206;padding:1.1rem 1.4rem;border-radius:3px;box-shadow:0 18px 40px rgba(0,0,0,.25)}
.about__badge b{display:block;font-family:var(--ff-display);font-weight:900;font-size:2.6rem;line-height:1}
.about__badge span{font-size:.8rem;font-weight:600}
.about__body p{margin-top:1.1rem;color:var(--graphite);font-size:1.06rem}
.about__body .h2{margin-bottom:.4rem}
.valuegrid{list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:.2rem;margin-top:2rem;border-top:1px solid var(--line)}
.valuegrid li{display:flex;align-items:baseline;gap:.6rem;padding:1rem 0;border-bottom:1px solid var(--line);font-family:var(--ff-display);font-weight:600;color:var(--navy);font-size:.98rem}
.valuegrid span{color:var(--brand);font-size:.78rem;letter-spacing:.1em}

/* ---- SISTEMAS ---- */
.sysgrid{display:grid;grid-template-columns:repeat(3,1fr);grid-template-areas:"a a b" "c d e";grid-auto-rows:245px;gap:1rem}
.sys{position:relative;overflow:hidden;border-radius:3px}
.sys:nth-child(1){grid-area:a}
.sys:nth-child(2){grid-area:c}
.sys:nth-child(3){grid-area:d}
.sys:nth-child(4){grid-area:e}
.sys:nth-child(5){grid-area:b}
.sys img{width:100%;height:100%;object-fit:cover;transition:transform .7s cubic-bezier(.2,.7,.2,1)}
.sys:hover img{transform:scale(1.07)}
.sys__cap{position:absolute;inset:auto 0 0 0;padding:1.4rem;background:linear-gradient(0deg,rgba(9,18,45,.9),rgba(9,18,45,.05));color:#fff}
.sys__cap h3{font-family:var(--ff-display);font-weight:700;font-size:1.25rem}
.sys__cap p{font-size:.9rem;color:#cdd8f0;margin-top:.15rem}

/* ---- RPT ---- */
.rpt{background:var(--ink);color:#fff;position:relative;overflow:hidden}
.rpt:before{content:"";position:absolute;top:-30%;right:-10%;width:520px;height:520px;background:radial-gradient(circle,rgba(240,130,30,.18),transparent 70%)}
.rpt__in{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:4rem;align-items:center}
.rpt__lead{font-size:1.1rem;color:#c4ccdd;margin-top:.4rem}
.rpt__feats{display:grid;grid-template-columns:1fr 1fr;gap:1px;margin:2rem 0;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.1)}
.rpt__feats div{background:var(--ink);padding:1.1rem 1.2rem;font-size:.9rem;color:#aeb7c9}
.rpt__feats b{display:block;font-family:var(--ff-display);color:#fff;font-size:1.05rem;margin-bottom:.15rem}
.rpt__note{font-size:.95rem;color:#9aa4ba;border-left:2px solid var(--amber);padding-left:1rem}
.rpt__fig img{width:100%;max-width:420px;margin:0 auto;border-radius:4px;background:#fff;padding:1.6rem}
.rpt__fig figcaption{margin-top:1rem;font-size:.85rem;color:#8b95ab;text-align:center}

/* ---- STEPS ---- */
.steps{list-style:none;display:grid;grid-template-columns:repeat(5,1fr);gap:1.5rem;counter-reset:s}
.steps li{position:relative;padding-top:1.4rem;border-top:2px solid var(--line)}
.steps li:hover{border-color:var(--amber)}
.steps__n{font-family:var(--ff-display);font-weight:800;font-size:2rem;color:var(--brand);letter-spacing:-.02em}
.steps h3{font-family:var(--ff-display);font-weight:700;font-size:1.12rem;color:var(--navy);margin:.5rem 0 .35rem}
.steps p{font-size:.92rem;color:var(--graphite)}

/* ---- PROYECTOS ---- */
.pgrid{display:grid;grid-template-columns:repeat(5,1fr);gap:.9rem}
.proj{position:relative;overflow:hidden;border-radius:3px;aspect-ratio:1/1;display:block;background:#12224f}
.proj img{width:100%;height:100%;object-fit:cover;transition:transform .7s cubic-bezier(.2,.7,.2,1);opacity:.86}
.proj:hover img{transform:scale(1.08);opacity:1}
.proj__cap{position:absolute;inset:auto 0 0 0;padding:1rem;background:linear-gradient(0deg,rgba(6,14,38,.95),transparent);display:flex;flex-direction:column}
.proj__cap b{font-family:var(--ff-display);font-weight:700;font-size:.98rem;color:#fff;line-height:1.15}
.proj__cap span{font-size:.82rem;color:var(--amber);font-weight:600}

/* ---- MVV ---- */
.mvv{display:grid;grid-template-columns:repeat(3,1fr);gap:2.6rem;color:#fff}
.mvv__col{border-top:2px solid rgba(255,255,255,.35);padding-top:1.4rem}
.mvv__ico{font-size:1.8rem;color:#bcd0ff}
.mvv__col h3{font-family:var(--ff-display);font-weight:800;font-size:1.6rem;margin:.6rem 0 .5rem}
.mvv__col p{color:#d7e0f6}

/* ---- CONTACTO ---- */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:3.5rem;align-items:center}
.contact__lead{margin-top:1rem;color:var(--graphite);font-size:1.08rem}
.contact__list{list-style:none;margin:2rem 0}
.contact__list li{padding:1rem 0;border-top:1px solid var(--line);display:flex;flex-direction:column}
.contact__list li:last-child{border-bottom:1px solid var(--line)}
.contact__list span{font-family:var(--ff-display);font-weight:700;font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:var(--brand);margin-bottom:.25rem}
.contact__list a{font-size:1.1rem;color:var(--navy);transition:color .2s}
.contact__list a:hover{color:var(--brand)}
.contact__cta{display:flex;gap:1rem;flex-wrap:wrap}
.contact__map{height:100%;min-height:380px;border-radius:4px;overflow:hidden;box-shadow:0 20px 50px rgba(12,28,72,.15)}
.contact__map iframe{width:100%;height:100%;min-height:380px;border:0;filter:grayscale(.2)}

/* ---- FOOTER ---- */
.foot{background:var(--navy);color:#fff;padding:4rem 0 1.6rem}
.foot__in{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:2.5rem;padding-bottom:2.5rem;border-bottom:1px solid rgba(255,255,255,.12)}
.foot__logo{height:38px;width:auto;margin-bottom:1rem}
.foot__tag{color:#b9c7e8;max-width:280px}
.foot__links,.foot__contact{display:flex;flex-direction:column;gap:.6rem}
.foot__links a{color:#cdd8f0;font-family:var(--ff-display);font-weight:600}
.foot__links a:hover{color:#fff}
.foot__contact p{color:#b9c7e8;font-size:.95rem}
.foot__contact a:hover{color:#fff}
.foot__bar{display:flex;justify-content:space-between;padding-top:1.6rem;font-size:.82rem;color:#8496bf;flex-wrap:wrap;gap:.5rem}

/* ---- reveal ---- */
.js .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.2,1);transition-delay:calc(var(--d,0) * .09s)}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.js .reveal{opacity:1;transform:none}.hero__bg{animation:none}}

/* ---- responsive ---- */
@media(max-width:960px){
  .about,.rpt__in,.contact{grid-template-columns:1fr;gap:2.4rem}
  .about__media img{aspect-ratio:16/10}
  .steps{grid-template-columns:1fr 1fr}
  .pgrid{grid-template-columns:repeat(3,1fr)}
  .mvv{grid-template-columns:1fr;gap:1.8rem}
}
@media(max-width:720px){
  .section{padding:4.2rem 0}
  .nav__links{position:fixed;inset:0 0 0 auto;width:min(78vw,320px);background:rgba(9,20,52,.98);backdrop-filter:blur(12px);flex-direction:column;align-items:flex-start;justify-content:center;gap:1.6rem;padding:2rem;transform:translateX(100%);transition:transform .34s ease;box-shadow:-20px 0 60px rgba(0,0,0,.4)}
  .nav__links.open{transform:none}
  .nav__links a{font-size:1.15rem}
  .nav__burger{display:flex}
  .nav.scrolled{background:rgba(9,20,52,.95)}
  .nav{background:rgba(9,20,52,.35)}
  .stats{grid-template-columns:1fr 1fr}
  .stat:nth-child(3){border-left:0;padding-left:0}
  .sysgrid{grid-template-columns:1fr 1fr;grid-template-areas:none;grid-auto-rows:200px}
  .sys:nth-child(n){grid-area:auto}
  .steps,.pgrid{grid-template-columns:1fr 1fr}
  .rpt__feats{grid-template-columns:1fr}
  .foot__in{grid-template-columns:1fr;gap:1.8rem}
}