/* ===========================================================
   NOVALAB — Boceto de sitio (Paleta A, tipografía Archivo)
   Sobrio · técnico · directo. Duotono petróleo en fotografía,
   acento cian en detalles. Sistema visual con íconos e imagen.
   =========================================================== */
:root{
  --dark:#0E3A4C;        /* azul petróleo — principal */
  --dark-2:#0B2F3D;      /* petróleo más profundo (footer/hero) */
  --dark-3:#082530;      /* petróleo casi negro */
  --accent:#18A0B8;      /* cian — solo detalles */
  --accent-d:#0F7C8F;
  --accent-l:#E4F3F6;    /* cian muy claro (fondos de ícono) */
  --gray:#5B6B73;        /* texto secundario / técnico */
  --ink:#213842;         /* texto de cuerpo */
  --line:#E4EBEE;        /* bordes */
  --light:#F4F8F9;       /* fondos suaves */
  --white:#ffffff;
  --wrap:1200px;
  --radius:4px;
  --shadow:0 12px 28px rgba(14,58,76,.09);
  --shadow-lg:0 24px 60px rgba(8,37,48,.18);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"Archivo",system-ui,sans-serif;
  color:var(--ink);background:var(--white);
  line-height:1.6;-webkit-font-smoothing:antialiased;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 32px}

/* ---------- tipografía ---------- */
h1,h2,h3{color:var(--dark);font-weight:700;line-height:1.12;letter-spacing:-.02em}
h2{font-size:clamp(28px,3.4vw,44px)}
h3{font-size:20px}
.kicker{font-size:13px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);display:inline-flex;align-items:center;gap:10px}
.kicker::before{content:"";width:22px;height:2px;background:var(--accent);display:inline-block}
.lead{font-size:clamp(17px,1.6vw,20px);color:var(--gray);font-weight:400}
.muted{color:var(--gray)}

/* ---------- placeholder marker (dato a verificar) ---------- */
.ph{
  display:inline-block;font-size:.82em;font-weight:600;color:var(--accent-d);
  background:#E4F3F6;border-radius:3px;padding:1px 7px;letter-spacing:.02em;
}

/* ---------- botones ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;font-weight:600;font-size:15px;
  padding:14px 26px;border-radius:var(--radius);transition:.18s;cursor:pointer;border:2px solid transparent;
}
.btn svg{width:18px;height:18px}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-d);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.4)}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn-dark{background:var(--dark);color:#fff}
.btn-dark:hover{background:var(--dark-2)}
.btn-outline{background:transparent;color:var(--dark);border-color:var(--line)}
.btn-outline:hover{border-color:var(--accent);color:var(--accent-d)}

/* ---------- header ---------- */
.site-head{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);
  backdrop-filter:saturate(140%) blur(8px);border-bottom:1px solid var(--line);
}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:flex;align-items:center;gap:10px}
.brand .wm{height:26px;width:auto}
.brand .wm path{fill:var(--dark)}
.brand .wm .lq{fill:var(--accent)}
.nav{display:flex;align-items:center;gap:34px}
.nav a.navlink{font-size:15px;font-weight:500;color:var(--dark);padding:6px 0;position:relative}
.nav a.navlink:hover{color:var(--accent-d)}
.nav a.navlink::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--accent);transition:.2s}
.nav a.navlink:hover::after{width:100%}
.burger{display:none;background:none;border:0;cursor:pointer;flex-direction:column;gap:5px;padding:6px}
.burger span{width:24px;height:2px;background:var(--dark);display:block}

/* ---------- hero ---------- */
.hero{position:relative;background:var(--dark);color:#fff;overflow:hidden}
.hero .iso-bg{position:absolute;right:-160px;top:50%;transform:translateY(-50%);width:640px;opacity:.10;pointer-events:none;z-index:1}
.hero .iso-bg path{fill:#fff}
.hero .iso-bg .lq{fill:var(--accent)}
.hero .wrap{position:relative;z-index:2;padding:104px 32px 108px;}
.hero .inner{max-width:720px}
.hero .kicker{color:var(--accent)}
.hero .kicker::before{background:var(--accent)}
.hero h1{color:#fff;font-size:clamp(34px,5vw,58px);margin:18px 0 22px;letter-spacing:-.025em}
.hero p{font-size:clamp(17px,1.7vw,21px);color:#CBDDE3;max-width:620px}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:38px}
.accent-line{width:64px;height:4px;background:var(--accent);border-radius:2px}

/* hero home — imagen full-bleed con duotono + gradiente */
.hero--home{background:var(--dark-3)}
.hero--home .hero-media{position:absolute;inset:0;z-index:0}
.hero--home .hero-media img{width:100%;height:100%;object-fit:cover;object-position:center}
.hero--home .hero-overlay{position:absolute;inset:0;z-index:1;
  background:
    linear-gradient(102deg, rgba(8,37,48,.96) 0%, rgba(11,47,61,.88) 42%, rgba(11,47,61,.42) 78%, rgba(11,47,61,.30) 100%),
    linear-gradient(0deg, rgba(8,37,48,.55) 0%, rgba(8,37,48,0) 40%);
}
.hero--home .iso-bg{opacity:.14;z-index:1}
.hero--home .wrap{padding-top:120px;padding-bottom:120px}

/* ---------- trust strip ---------- */
.trust{background:var(--dark-2);border-top:1px solid rgba(255,255,255,.08)}
.trust .wrap{display:flex;flex-wrap:wrap;gap:14px 36px;padding-top:22px;padding-bottom:22px}
.trust .item{display:flex;align-items:center;gap:11px;color:#CBDDE3;font-size:14.5px;font-weight:500}
.trust .item svg{width:22px;height:22px;color:var(--accent);flex:none}

/* ---------- secciones ---------- */
section{padding:88px 0}
.sec-head{max-width:720px;margin-bottom:44px}
.sec-head h2{margin:14px 0 12px}
.grid{display:grid;gap:24px}
.g-4{grid-template-columns:repeat(4,1fr)}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-2{grid-template-columns:repeat(2,1fr)}

/* ---------- ícono en tile (sistema) ---------- */
.ic{
  width:48px;height:48px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--accent-l);color:var(--accent-d);flex:none;transition:.18s;
}
.ic svg{width:26px;height:26px}

/* tarjetas de línea de producto */
.card{
  background:var(--white);border:1px solid var(--line);border-radius:8px;padding:26px;
  display:flex;flex-direction:column;transition:.18s;position:relative;overflow:hidden;
}
.card::after{content:"";position:absolute;left:0;top:0;height:3px;width:0;background:var(--accent);transition:.25s}
.card:hover{border-color:transparent;transform:translateY(-4px);box-shadow:var(--shadow)}
.card:hover::after{width:100%}
.card:hover .ic{background:var(--accent);color:#fff;transform:translateY(-1px)}
.card .idx{position:absolute;top:22px;right:24px;font-size:12px;font-weight:700;color:var(--line);letter-spacing:.1em}
.card:hover .idx{color:var(--accent)}
.card h3{margin:18px 0 8px;font-size:18.5px}
.card p{font-size:14.5px;color:var(--gray);flex:1}
.card .go{margin-top:18px;font-size:14px;font-weight:600;color:var(--dark);display:inline-flex;align-items:center;gap:7px}
.card:hover .go{color:var(--accent-d)}
.card .go svg{width:15px;height:15px;transition:.18s}
.card:hover .go svg{transform:translateX(3px)}
.card.on-light{background:var(--light);border-color:transparent}

/* ---------- sectores (tarjetas con foto duotono) ---------- */
.sec-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:22px}
.sector-card{
  position:relative;border-radius:10px;overflow:hidden;min-height:290px;
  display:flex;flex-direction:column;justify-content:flex-end;color:#fff;
  background:var(--dark);transition:.25s;isolation:isolate;
}
.sector-card.span3{grid-column:span 3}
.sector-card.span2{grid-column:span 2}
.sector-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;transition:.5s}
.sector-card::before{content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg, rgba(8,37,48,.10) 0%, rgba(8,37,48,.55) 55%, rgba(8,37,48,.92) 100%);transition:.25s}
.sector-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.sector-card:hover img{transform:scale(1.06)}
.sector-card:hover::before{background:linear-gradient(180deg, rgba(15,124,143,.30) 0%, rgba(8,37,48,.60) 55%, rgba(8,37,48,.94) 100%)}
.sector-card .body{position:relative;padding:26px 24px}
.sector-card .tag{font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);display:block;margin-bottom:8px}
.sector-card h3{color:#fff;font-size:20px;margin-bottom:6px}
.sector-card p{font-size:13.5px;color:#C6D8DE;max-width:34ch}
.sector-card .go{margin-top:14px;font-size:13.5px;font-weight:600;color:#fff;display:inline-flex;align-items:center;gap:7px}
.sector-card .go svg{width:15px;height:15px;transition:.18s}
.sector-card:hover .go svg{transform:translateX(3px)}
/* tarjeta de sector sin foto (institucional) */
.sector-card.plain{background:linear-gradient(150deg,var(--dark) 0%,var(--dark-2) 100%)}
.sector-card.plain::before{display:none}
.sector-card.plain .ic{margin-bottom:auto;background:rgba(24,160,184,.18);color:var(--accent)}
.sector-card.plain .body{padding-top:26px;height:100%;display:flex;flex-direction:column}

/* legacy .sector (por compatibilidad) */
.sector{background:var(--light);border-radius:8px;padding:26px 24px;border-top:3px solid var(--accent);transition:.18s}
.sector:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.sector h3{font-size:18px;margin-bottom:6px}
.sector p{font-size:14px;color:var(--gray)}

/* ---------- por qué — split con imagen ---------- */
.why{background:var(--light)}
.why-split{display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:center}
.why-media{position:relative;border-radius:12px;overflow:hidden;box-shadow:var(--shadow-lg)}
.why-media img{width:100%;height:100%;object-fit:cover;display:block;aspect-ratio:6/5}
.why-media .badge{position:absolute;left:20px;bottom:20px;background:rgba(11,47,61,.86);backdrop-filter:blur(4px);
  color:#fff;padding:12px 18px;border-radius:8px;font-size:13.5px;font-weight:600;display:flex;align-items:center;gap:10px}
.why-media .badge svg{width:20px;height:20px;color:var(--accent)}
.why-list{list-style:none;display:grid;gap:12px}
.why-list li{display:flex;gap:18px;align-items:flex-start;background:var(--white);border:1px solid var(--line);border-radius:8px;padding:20px 22px;transition:.18s}
.why-list li:hover{border-color:transparent;box-shadow:var(--shadow);transform:translateX(3px)}
.why-list h3{font-size:17px;margin-bottom:5px}
.why-list p{font-size:14px;color:var(--gray)}

/* ---------- CTA banda ---------- */
.cta-band{background:var(--dark);color:#fff;text-align:center;position:relative;overflow:hidden}
.cta-band .iso-bg{position:absolute;left:-140px;bottom:-220px;width:520px;opacity:.08;pointer-events:none}
.cta-band .iso-bg path{fill:#fff}.cta-band .iso-bg .lq{fill:var(--accent)}
.cta-band .wrap{position:relative;z-index:2}
.cta-band h2{color:#fff;max-width:760px;margin:0 auto 16px}
.cta-band p{color:#CBDDE3;max-width:600px;margin:0 auto 30px}
.cta-band .cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---------- footer ---------- */
.site-foot{background:var(--dark-2);color:#AFC6CE;padding:64px 0 30px;font-size:14.5px}
.site-foot .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1)}
.site-foot .wm{height:28px;margin-bottom:16px}
.site-foot .wm path{fill:#fff}
.site-foot .wm .lq{fill:var(--accent)}
.site-foot h4{color:#fff;font-size:13px;letter-spacing:.14em;text-transform:uppercase;margin-bottom:16px;font-weight:600}
.site-foot a{display:block;color:#AFC6CE;padding:5px 0}
.site-foot a:hover{color:#fff}
.site-foot .data{color:#7FA0AB;max-width:320px;line-height:1.7}
.site-foot .base{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;padding-top:24px;color:#6E909B;font-size:13px}

/* breadcrumb */
.crumb{font-size:13.5px;color:#9FC7D1}
.crumb a:hover{color:#fff}

/* landing de sector: bloques */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.checklist{list-style:none;display:grid;gap:16px}
.checklist li{display:flex;gap:14px;align-items:flex-start;font-size:16px;color:var(--ink)}
.checklist li .tk{flex:none;width:22px;height:22px;background:var(--accent-l);border-radius:5px;margin-top:2px;position:relative}
.checklist li .tk::after{content:"";position:absolute;left:7px;top:4px;width:5px;height:9px;border:solid var(--accent-d);border-width:0 2px 2px 0;transform:rotate(45deg)}
.pill{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-d);border:1px solid var(--accent);border-radius:20px;padding:5px 14px;margin-bottom:18px}
.note-box{background:var(--light);border-left:3px solid var(--accent);padding:20px 24px;border-radius:4px;font-size:14.5px;color:var(--gray)}

/* mini formulario de cotización (boceto, no funcional) */
.quote{background:var(--white);border:1px solid var(--line);border-radius:8px;padding:32px;box-shadow:var(--shadow)}
.quote .field{margin-bottom:16px}
.quote label{display:block;font-size:13px;font-weight:600;color:var(--dark);margin-bottom:6px}
.quote input,.quote select,.quote textarea{
  width:100%;border:1px solid var(--line);border-radius:4px;padding:12px 14px;font-family:inherit;font-size:15px;color:var(--ink);background:var(--light);
}
.quote input:focus,.quote select:focus,.quote textarea:focus{outline:none;border-color:var(--accent);background:#fff}
.quote .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}

/* whatsapp flotante (boceto) */
.wa{position:fixed;right:22px;bottom:22px;z-index:60;background:#25D366;color:#fff;border-radius:40px;padding:13px 20px;font-weight:600;font-size:14.5px;box-shadow:0 8px 22px rgba(0,0,0,.22);display:inline-flex;gap:9px;align-items:center;transition:.18s}
.wa:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(0,0,0,.28)}
.wa svg{width:20px;height:20px}

/* ---------- reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.06s}.reveal.d2{transition-delay:.12s}.reveal.d3{transition-delay:.18s}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ---------- responsive ---------- */
@media(max-width:980px){
  .why-split{grid-template-columns:1fr;gap:36px}
  .sec-grid{grid-template-columns:repeat(4,1fr)}
  .sector-card.span3{grid-column:span 2}
  .sector-card.span2{grid-column:span 2}
}
@media(max-width:900px){
  .g-4{grid-template-columns:repeat(2,1fr)}
  .g-3{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:40px}
  .site-foot .cols{grid-template-columns:1fr 1fr}
  .nav{position:fixed;inset:74px 0 auto 0;flex-direction:column;gap:0;background:#fff;border-bottom:1px solid var(--line);padding:8px 0;transform:translateY(-140%);transition:.25s;align-items:stretch}
  .nav.open{transform:translateY(0)}
  .nav a.navlink{padding:14px 32px}
  .nav .btn{margin:12px 32px}
  .burger{display:flex}
}
@media(max-width:560px){
  .wrap{padding:0 20px}
  .g-4,.g-3,.g-2,.site-foot .cols{grid-template-columns:1fr}
  .sec-grid{grid-template-columns:1fr}
  .sector-card.span3,.sector-card.span2{grid-column:span 1}
  section{padding:60px 0}
  .quote .row{grid-template-columns:1fr}
  .hero .wrap{padding:76px 20px 80px}
  .trust .wrap{gap:12px 24px}
}