/* =====================================================================
   TRUJILLO REFORMAS — Hoja de estilos
   Estética "plano de obra" · azul plano + negro · acento ocre
   ===================================================================== */

/* ---------- Tokens ---------- */
:root{
  --night:#0E1520;        /* casi negro (hero, franjas, footer) */
  --ink:#16243A;          /* azul plano oscuro */
  --ink-2:#2E5C8A;        /* azul azulejo */
  --concrete:#ECE9E2;     /* fondo hormigón cálido */
  --paper:#F6F4EF;        /* claro / tarjetas */
  --ochre:#C0792B;        /* acento ocre/latón */
  --ochre-soft:#E0A95E;
  --char:#1E2128;         /* texto */
  --muted:#5C6473;        /* texto secundario */
  --line:rgba(22,36,58,.16);
  --line-soft:rgba(22,36,58,.08);

  --shadow:0 22px 60px -30px rgba(8,14,24,.6);
  --shadow-sm:0 10px 28px -18px rgba(8,14,24,.5);

  --ff-display:"Archivo",-apple-system,Segoe UI,sans-serif;
  --ff-body:"Inter",-apple-system,Segoe UI,sans-serif;

  --maxw:1180px;
  --gutter:clamp(20px,5vw,64px);
  --header-h:70px;
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--ff-body);color:var(--char);
  background:var(--concrete);line-height:1.65;font-size:17px;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
h1,h2,h3,h4{font-family:var(--ff-display);line-height:1.05;margin:0;font-weight:800;letter-spacing:-.015em}
p{margin:0}
:focus-visible{outline:3px solid var(--ochre);outline-offset:3px;border-radius:3px}
section{scroll-margin-top:var(--header-h)}

/* ---------- Estructura ---------- */
.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.section{padding-block:clamp(56px,8vw,104px)}

/* Eyebrow tipo cota de plano — ahora con tipografía legible (Archivo) */
.eyebrow{
  display:inline-flex;align-items:center;gap:12px;
  font-family:var(--ff-display);font-size:.82rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--ink-2);font-weight:700;margin-bottom:20px;
}
.eyebrow::before{content:"";height:10px;width:2px;background:var(--ochre);flex:none}
.eyebrow .rule{height:2px;width:clamp(28px,6vw,52px);background:var(--ochre);display:inline-block}

.section-head{max-width:680px;margin-bottom:clamp(30px,4.5vw,50px)}
.section-head h2{font-size:clamp(1.9rem,4.4vw,3rem)}
.section-head p{color:var(--muted);margin-top:14px;font-size:1.05rem}

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;padding:15px 26px;border-radius:2px;
  border:1.5px solid transparent;font-family:var(--ff-display);font-weight:700;font-size:.96rem;
  transition:transform .18s ease,background .18s ease,color .18s ease,border-color .18s ease;line-height:1;
}
.btn svg{width:18px;height:18px;flex:none}
.btn--primary{background:var(--ochre);color:#fff}
.btn--primary:hover{background:#a9681f;transform:translateY(-2px)}
.btn--dark{background:var(--night);color:#fff}
.btn--dark:hover{background:#000;transform:translateY(-2px)}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--ink);transform:translateY(-2px)}
.btn--light{background:#fff;color:var(--ink)}
.btn--light:hover{transform:translateY(-2px);background:#efece5}
.btn--block{width:100%;justify-content:center;padding-block:17px}

/* =====================================================================
   HEADER
   ===================================================================== */
.site-header{
  position:sticky;top:0;z-index:60;background:rgba(236,233,226,.88);backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;transition:border-color .3s,box-shadow .3s;
}
.site-header.scrolled{border-bottom-color:var(--line);box-shadow:var(--shadow-sm)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:var(--header-h);gap:20px}

.brand{display:flex;align-items:center;gap:11px;flex:none}
.brand-mark{width:36px;height:36px;flex:none}
.brand-text{display:flex;flex-direction:column;line-height:1}
.brand-text .name{font-family:var(--ff-display);font-weight:800;font-size:1.1rem;letter-spacing:.02em;color:var(--ink)}
.brand-text .tag{font-family:var(--ff-display);font-weight:700;font-size:.58rem;letter-spacing:.3em;color:var(--ochre);text-transform:uppercase;margin-top:3px}

.nav{display:flex;align-items:center;gap:26px}
.nav a{font-size:.94rem;font-weight:500;color:var(--ink);position:relative;padding-block:6px;white-space:nowrap}
.nav a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--ochre);transition:width .22s ease}
.nav a:hover::after{width:100%}

.header-cta{display:flex;align-items:center;gap:16px;flex:none}
.hdr-div{width:1px;height:26px;background:var(--line);flex:none}
.header-phone{display:inline-flex;align-items:center;gap:8px;font-family:var(--ff-display);font-weight:700;font-size:.95rem;color:var(--ink);white-space:nowrap;flex:none}
.header-phone svg{width:16px;height:16px;color:var(--ochre);flex:none}
.header-cta .btn{white-space:nowrap}

.nav-toggle{display:none;background:none;border:0;padding:8px;color:var(--ink)}
.nav-toggle svg{width:28px;height:28px}

/* =====================================================================
   HERO — compacto y oscuro, todo visible al entrar
   ===================================================================== */
.hero{
  position:relative;overflow:hidden;background:var(--night);
  min-height:calc(100svh - var(--header-h));display:flex;flex-direction:column;
}
.hero-media{position:absolute;inset:0}
.hero-media img{width:100%;height:100%;object-fit:cover;opacity:.32}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(8,12,20,.97) 0%,rgba(8,12,20,.86) 44%,rgba(8,12,20,.5) 100%);
}
.hero-grid{
  position:absolute;inset:0;opacity:.45;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:44px 44px;
  -webkit-mask-image:linear-gradient(105deg,#000 28%,transparent 76%);
          mask-image:linear-gradient(105deg,#000 28%,transparent 76%);
}
.hero-inner{
  position:relative;z-index:2;flex:1;display:flex;flex-direction:column;justify-content:center;
  padding-block:clamp(32px,5vw,64px);max-width:780px;
}
.hero .eyebrow{color:var(--ochre-soft)}
.hero .eyebrow::before,.hero .eyebrow .rule{background:var(--ochre-soft)}
.hero h1{color:#fff;font-size:clamp(2.3rem,5.6vw,3.9rem);line-height:1;letter-spacing:-.025em}
.hero h1 em{font-style:normal;color:var(--ochre-soft)}
.hero-sub{color:rgba(255,255,255,.82);font-size:clamp(1.02rem,1.8vw,1.2rem);margin-top:22px;max-width:540px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}

.hero-trust{
  position:relative;z-index:2;border-top:1px solid rgba(255,255,255,.14);
  display:grid;grid-template-columns:repeat(3,1fr);
}
.hero-trust div{
  padding:20px var(--gutter);color:rgba(255,255,255,.9);font-size:.95rem;
  display:flex;align-items:center;gap:11px;border-right:1px solid rgba(255,255,255,.14);
}
.hero-trust div:last-child{border-right:0}
.hero-trust svg{width:20px;height:20px;color:var(--ochre-soft);flex:none}

/* =====================================================================
   SERVICIOS — mosaico de tarjetas con foto
   ===================================================================== */
#servicios{background:var(--paper)}
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.svc{
  position:relative;overflow:hidden;border-radius:4px;background:var(--night);
  min-height:236px;display:flex;align-items:flex-end;isolation:isolate;
}
.svc img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.svc::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(to top,rgba(8,12,20,.94) 6%,rgba(8,12,20,.55) 48%,rgba(8,12,20,.2) 100%);
  transition:background .3s ease;
}
.svc:hover img{transform:scale(1.07)}
.svc:hover::after{background:linear-gradient(to top,rgba(8,12,20,.96) 6%,rgba(8,12,20,.7) 55%,rgba(8,12,20,.35) 100%)}
.svc-num{position:absolute;top:16px;left:18px;font-family:var(--ff-display);font-weight:700;font-size:.78rem;color:var(--ochre-soft);letter-spacing:.08em;z-index:1}
.svc-ico{
  position:absolute;top:14px;right:16px;width:42px;height:42px;border-radius:2px;
  background:rgba(255,255,255,.12);backdrop-filter:blur(4px);display:grid;place-items:center;color:#fff;
  border:1px solid rgba(255,255,255,.18);transition:background .25s ease,color .25s ease;z-index:1;
}
.svc:hover .svc-ico{background:var(--ochre);border-color:var(--ochre)}
.svc-ico svg{width:23px;height:23px}
.svc-body{padding:22px 22px 24px;color:#fff;position:relative}
.svc-body h3{font-size:1.24rem;margin-bottom:7px}
.svc-body p{color:rgba(255,255,255,.82);font-size:.92rem;line-height:1.5}

/* =====================================================================
   VENTAJAS (reutiliza "por qué nosotros") — franja negra
   ===================================================================== */
.ventajas{background:var(--night);color:#fff}
.ventajas .section-head h2{color:#fff}
.ventajas .section-head p{color:rgba(255,255,255,.72)}
.ventajas .eyebrow{color:var(--ochre-soft)}
.ventajas .eyebrow::before,.ventajas .eyebrow .rule{background:var(--ochre-soft)}
.adv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.12)}
.adv{background:var(--night);padding:30px 26px}
.adv-ico{width:48px;height:48px;border-radius:2px;border:1.5px solid rgba(255,255,255,.22);display:grid;place-items:center;color:var(--ochre-soft);margin-bottom:18px}
.adv-ico svg{width:25px;height:25px}
.adv h4{font-size:1.12rem;margin-bottom:8px;color:#fff}
.adv p{color:rgba(255,255,255,.7);font-size:.93rem;line-height:1.5}

/* =====================================================================
   PROCESO — "Cómo trabajamos" (negro, con iconos)
   ===================================================================== */
#proceso{background:var(--ink);color:#fff}
#proceso .section-head h2{color:#fff}
#proceso .section-head p{color:rgba(255,255,255,.72)}
#proceso .eyebrow{color:var(--ochre-soft)}
#proceso .eyebrow::before,#proceso .eyebrow .rule{background:var(--ochre-soft)}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid rgba(255,255,255,.16)}
.step{padding:30px 26px 8px 0;position:relative}
.step::before{content:"";position:absolute;top:-1px;left:0;height:2px;width:54%;background:var(--ochre-soft)}
.step-ico{width:52px;height:52px;border-radius:3px;background:rgba(255,255,255,.08);display:grid;place-items:center;color:var(--ochre-soft);margin-bottom:18px}
.step-ico svg{width:26px;height:26px}
.step .n{font-family:var(--ff-display);font-weight:700;font-size:.8rem;color:var(--ochre-soft);letter-spacing:.1em}
.step h4{font-size:1.28rem;margin:8px 0 10px;color:#fff}
.step p{color:rgba(255,255,255,.72);font-size:.94rem}

/* =====================================================================
   CTA BAND
   ===================================================================== */
.cta-band{background:var(--ochre);color:#fff;position:relative;overflow:hidden}
.cta-band .hero-grid{opacity:.5;-webkit-mask-image:none;mask-image:none;
  background-image:linear-gradient(rgba(255,255,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px);background-size:44px 44px}
.cta-band .wrap{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;padding-block:clamp(44px,6vw,64px)}
.cta-ico{width:54px;height:54px;border-radius:3px;background:rgba(255,255,255,.18);display:grid;place-items:center;color:#fff;margin-bottom:18px}
.cta-ico svg{width:28px;height:28px}
.cta-band h2{font-size:clamp(1.7rem,3.4vw,2.5rem);max-width:640px;color:#fff}
.cta-band p{color:rgba(255,255,255,.92);margin-top:10px}
.cta-band-actions{display:flex;gap:14px;flex-wrap:wrap}

/* =====================================================================
   CONTACTO
   ===================================================================== */
#contacto{background:var(--concrete)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,5vw,56px);align-items:start}
.form-card{background:#fff;border:1px solid var(--line);border-radius:5px;padding:clamp(26px,4vw,40px);box-shadow:var(--shadow-sm)}
.field{margin-bottom:18px}
.field label{display:block;font-family:var(--ff-display);font-size:.82rem;letter-spacing:.03em;color:var(--ink);font-weight:700;margin-bottom:8px}
.field input,.field textarea{
  width:100%;padding:14px 15px;border:1.5px solid var(--line);border-radius:3px;
  font-family:var(--ff-body);font-size:1rem;color:var(--char);background:var(--paper);
  transition:border-color .18s ease,background .18s ease;
}
.field input::placeholder,.field textarea::placeholder{color:#9aa0ab}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--ochre);background:#fff}
.field textarea{resize:vertical;min-height:128px}
.form-note{font-size:.83rem;color:var(--muted);margin-top:8px}
.form-status{margin-top:14px;font-size:.95rem;font-weight:600;display:none}
.form-status.ok{display:block;color:#1f7a3d}
.form-status.err{display:block;color:#b23b3b}

.contact-side{display:flex;flex-direction:column;gap:12px}
.contact-card{display:flex;gap:18px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:4px;padding:20px 22px;transition:transform .2s ease,border-color .2s ease}
a.contact-card:hover{transform:translateY(-3px);border-color:var(--ochre)}
.contact-card .ci{width:48px;height:48px;border-radius:3px;background:var(--ink);color:#fff;display:grid;place-items:center;flex:none}
.contact-card.is-wa .ci{background:#25D366}
.contact-card .ci svg{width:24px;height:24px}
.contact-card > span{display:flex;flex-direction:column;gap:4px;min-width:0}
.contact-card .k{display:block;font-family:var(--ff-display);font-size:.74rem;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);font-weight:600}
.contact-card .v{display:block;font-family:var(--ff-display);font-weight:700;font-size:1.08rem;color:var(--ink);word-break:break-word;line-height:1.2}

/* =====================================================================
   FOOTER
   ===================================================================== */
.site-footer{background:var(--night);color:rgba(255,255,255,.7);padding-block:52px 28px}
.footer-top{display:flex;justify-content:space-between;gap:36px;flex-wrap:wrap;padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,.14)}
.footer-brand .name{font-family:var(--ff-display);font-weight:800;color:#fff;font-size:1.3rem;letter-spacing:.02em}
.footer-brand p{max-width:330px;margin-top:12px;font-size:.93rem}
.footer-cols{display:flex;gap:60px;flex-wrap:wrap}
.footer-col h5{font-family:var(--ff-display);font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ochre-soft);margin:0 0 14px;font-weight:700}
.footer-col a,.footer-col span{display:block;font-size:.94rem;margin-bottom:9px;color:rgba(255,255,255,.78)}
.footer-col a:hover{color:#fff}
.footer-bottom{padding-top:22px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.85rem;color:rgba(255,255,255,.6)}

/* =====================================================================
   WHATSAPP FLOTANTE
   ===================================================================== */
.wa-float{position:fixed;right:22px;bottom:22px;z-index:70;width:60px;height:60px;border-radius:50%;background:#25D366;color:#fff;display:grid;place-items:center;box-shadow:0 12px 30px -8px rgba(37,211,102,.7);transition:transform .2s ease}
.wa-float:hover{transform:scale(1.08)}
.wa-float svg{width:32px;height:32px}

/* =====================================================================
   ANIMACIONES
   ===================================================================== */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* =====================================================================
   RESPONSIVE
   ===================================================================== */
@media (max-width:980px){
  .svc-grid{grid-template-columns:repeat(2,1fr)}
  .adv-grid{grid-template-columns:repeat(2,1fr)}
  .contact-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:760px){
  .nav,.header-phone,.hdr-div{display:none}
  .nav-toggle{display:inline-flex}
  .header-cta .btn{padding:11px 16px;font-size:.85rem}
  .hero{min-height:auto}
  .hero-inner{padding-block:64px 48px}
  .hero-trust{grid-template-columns:1fr}
  .hero-trust div{border-right:0;border-bottom:1px solid rgba(255,255,255,.14)}
  .hero-trust div:last-child{border-bottom:0}
}
@media (max-width:560px){
  body{font-size:16px}
  .svc-grid{grid-template-columns:1fr}
  .adv-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .step{padding-bottom:24px}
  .hero-actions .btn,.cta-band-actions .btn{flex:1 1 auto;justify-content:center}
}

/* Menú móvil */
.mobile-nav{position:fixed;inset:0 0 0 auto;width:min(82vw,340px);z-index:80;background:var(--paper);box-shadow:var(--shadow);transform:translateX(100%);transition:transform .3s cubic-bezier(.2,.7,.2,1);padding:88px 30px 30px;display:flex;flex-direction:column;gap:6px}
.mobile-nav.open{transform:none}
.mobile-nav a{padding:14px 0;border-bottom:1px solid var(--line-soft);font-family:var(--ff-display);font-weight:700;font-size:1.15rem;color:var(--ink)}
.mobile-nav .btn{margin-top:18px}
.mobile-nav-close{position:absolute;top:24px;right:24px;background:none;border:0;color:var(--ink)}
.mobile-nav-close svg{width:30px;height:30px}
.backdrop{position:fixed;inset:0;background:rgba(8,12,20,.55);z-index:75;opacity:0;visibility:hidden;transition:opacity .3s}
.backdrop.open{opacity:1;visibility:visible}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}

/* =====================================================================
   ZONAS — etiquetas de áreas de trabajo
   ===================================================================== */
#zonas{background:var(--paper)}
.zona-chips{display:flex;flex-wrap:wrap;gap:11px}
.zona-chip{
  display:inline-flex;align-items:center;padding:10px 18px;border:1px solid var(--line);
  border-radius:999px;background:#fff;font-family:var(--ff-display);font-weight:600;
  font-size:.92rem;color:var(--ink);transition:border-color .2s ease,transform .2s ease;
}
.zona-chip:hover{border-color:var(--ochre);transform:translateY(-2px)}
.zona-chip.is-all{background:var(--ink);color:#fff;border-color:var(--ink);font-weight:700}
.zona-chip.is-all:hover{background:#0e1828}