@charset "UTF-8";

/* ============================ 0. FUENTES (auto-alojadas) ============================
   Se sirven desde el propio dominio: sin peticiones a Google, sin DNS extra
   y sin depender de un tercero. Subconjunto latino, solo los pesos usados.
   ================================================================================== */
@font-face{
  font-family:"Barlow";
  font-style:normal;
  font-weight:400;
  font-display:swap;
  src:url("../fonts/barlow-latin-400-normal.woff2") format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face{
  font-family:"Barlow";
  font-style:normal;
  font-weight:500;
  font-display:swap;
  src:url("../fonts/barlow-latin-500-normal.woff2") format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face{
  font-family:"Barlow";
  font-style:normal;
  font-weight:600;
  font-display:swap;
  src:url("../fonts/barlow-latin-600-normal.woff2") format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face{
  font-family:"Barlow";
  font-style:normal;
  font-weight:700;
  font-display:swap;
  src:url("../fonts/barlow-latin-700-normal.woff2") format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face{
  font-family:"Barlow Condensed";
  font-style:normal;
  font-weight:600;
  font-display:swap;
  src:url("../fonts/barlow-condensed-latin-600-normal.woff2") format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face{
  font-family:"Barlow Condensed";
  font-style:normal;
  font-weight:700;
  font-display:swap;
  src:url("../fonts/barlow-condensed-latin-700-normal.woff2") format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face{
  font-family:"IBM Plex Mono";
  font-style:normal;
  font-weight:500;
  font-display:swap;
  src:url("../fonts/ibm-plex-mono-latin-500-normal.woff2") format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face{
  font-family:"IBM Plex Mono";
  font-style:normal;
  font-weight:600;
  font-display:swap;
  src:url("../fonts/ibm-plex-mono-latin-600-normal.woff2") format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
/* =========================================================================
   COBOS — Hoja de estilo única
   Orden: 1 tokens · 2 base · 3 tipografía · 4 layout · 5 componentes
          6 header · 7-18 secciones · 19 flotantes · 20 motion · 21 responsive
   Un solo juego de breakpoints al final (1200 / 960 / 700 / 460).
   No agregue overrides al final del archivo: edite la sección que corresponda.
   ========================================================================= */

/* ============================ 1. TOKENS ============================ */
:root{
  /* Paleta corporativa COBOS (azul marino, azul acero, naranja) */
  --navy-900:#04182c;
  --navy-800:#062339;
  --navy-700:#082f55;
  --navy-600:#0d3d68;
  --navy-500:#17558a;
  --ink:#10283e;

  --steel-700:#3d5266;
  --steel-600:#4e6377;
  --steel-500:#607286;
  --steel-300:#93a5b3;

  --signal:#f0a03a;          /* naranja de marca — sobre fondo oscuro */
  --signal-700:#a86a08;      /* variante legible sobre fondo claro (AA) */
  --signal-soft:rgba(240,160,58,.14);

  --paper:#f6f8fa;
  --ice:#e8eef3;
  --sand:#f2f0ec;
  --white:#fff;

  --line:#cbd7e0;
  --line-soft:#dde5eb;
  --line-dark:rgba(255,255,255,.15);
  --whatsapp:#25d366;

  /* Tipografía */
  --font-display:"Barlow Condensed","Arial Narrow",Arial,sans-serif;
  --font-body:"Barlow",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"IBM Plex Mono",ui-monospace,"SFMono-Regular",Menlo,monospace;

  /* Escala tipográfica — contenida a propósito: es documentación técnica */
  --fs-hero:clamp(2.75rem,5.6vw,5rem);
  --fs-h2:clamp(2.1rem,3.9vw,3.5rem);
  --fs-h2-lg:clamp(2.4rem,4.6vw,4.1rem);
  --fs-h3:clamp(1.5rem,2.2vw,2.05rem);
  --fs-h4:1.2rem;
  --fs-lead:clamp(1rem,.55vw + .88rem,1.15rem);
  --fs-body:1rem;
  --fs-sm:.9rem;
  --fs-xs:.8rem;
  --fs-label:.7rem;

  /* Espaciado */
  --sp-1:4px;  --sp-2:8px;  --sp-3:12px; --sp-4:16px;
  --sp-5:24px; --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:88px;
  --section-y:clamp(64px,7.5vw,108px);
  --gutter:clamp(20px,4vw,40px);
  --max:1280px;
  --header-h:74px;

  --shadow-sm:0 2px 10px rgba(6,35,57,.06);
  --shadow-md:0 14px 40px rgba(6,35,57,.12);
  --shadow-lg:0 30px 80px rgba(4,24,44,.28);
}

/* ============================ 2. BASE ============================ */
*,*::before,*::after{box-sizing:border-box}

html{
  scroll-behavior:smooth;
  background:var(--navy-900);
  -webkit-text-size-adjust:100%;
}

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:var(--fs-body);
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body.menu-open{overflow:hidden}

img{display:block;max-width:100%;height:auto}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0}
ul,ol{list-style:none;margin:0;padding:0}
p{margin:0}

/* Foco visible en todo el sitio (faltaba por completo en la versión anterior) */
:focus-visible{
  outline:3px solid var(--signal);
  outline-offset:3px;
  border-radius:2px;
}
.services :focus-visible,.civil :focus-visible,
.experience :focus-visible,.contact :focus-visible{outline-color:var(--signal)}

.skip-link{
  position:fixed;z-index:9999;left:16px;top:-100px;
  background:var(--white);color:var(--navy-800);
  padding:12px 18px;font-weight:700;box-shadow:var(--shadow-md);
  transition:top .18s ease;
}
.skip-link:focus{top:16px}

/* Barra de progreso: motivo de vía (dos rieles + durmientes) */
.scroll-rail{
  position:fixed;inset:0 0 auto;height:4px;z-index:1200;
  background:var(--navy-900);
  background-image:repeating-linear-gradient(90deg,
    rgba(255,255,255,.14) 0 2px,transparent 2px 12px);
}
.scroll-rail span{
  display:block;height:100%;width:0;
  background:var(--signal);
  box-shadow:0 0 14px rgba(240,160,58,.55);
}

/* ============================ 3. TIPOGRAFÍA ============================ */
h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:700;
  line-height:1.02;
  letter-spacing:-.015em;
  margin:0;
  text-wrap:balance;
}
h1{font-size:var(--fs-hero)}
h2{font-size:var(--fs-h2)}
h3{font-size:var(--fs-h3)}
h1 em,h2 em{font-style:normal;color:var(--signal)}
.section-head:not(.section-head--dark) h2 em{color:var(--signal-700)}

.eyebrow{
  margin:0 0 var(--sp-4);
  font-family:var(--font-mono);
  font-size:var(--fs-label);
  font-weight:600;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--navy-600);
}
.eyebrow--light{color:#9dc0d8}

.section-code{
  font-family:var(--font-mono);
  font-size:var(--fs-label);
  font-weight:600;
  letter-spacing:.12em;
  color:var(--steel-500);
  border-top:2px solid var(--navy-700);
  padding-top:var(--sp-3);
}

/* ============================ 4. LAYOUT ============================ */
.wrap{width:min(100% - (var(--gutter) * 2),var(--max));margin-inline:auto}
.section{padding-block:var(--section-y)}
section[id]{scroll-margin-top:calc(var(--header-h) + 24px)}

.section-head{
  display:grid;
  grid-template-columns:minmax(0,1.25fr) minmax(280px,.6fr);
  gap:var(--sp-7);
  align-items:end;
  margin-bottom:var(--sp-8);
}
.section-head h2{font-size:var(--fs-h2-lg)}
.section-lead{
  font-size:var(--fs-lead);
  color:var(--steel-600);
  max-width:46ch;
}
.section-head--dark .section-lead{color:#a9c1d1}

/* ============================ 5. COMPONENTES ============================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:var(--sp-4);
  min-height:52px;padding-inline:var(--sp-5);
  border:1px solid transparent;
  font-family:var(--font-body);
  font-size:var(--fs-label);font-weight:700;
  letter-spacing:.1em;text-transform:uppercase;text-decoration:none;
  transition:background .2s ease,border-color .2s ease,color .2s ease,transform .2s ease;
}
.btn b{font-size:1.1em;line-height:1}
.btn:hover{transform:translateY(-2px)}
.btn-sm{min-height:42px;padding-inline:var(--sp-4);gap:var(--sp-3);font-size:.66rem}

.btn-primary{background:var(--signal);border-color:var(--signal);color:var(--navy-900)}
.btn-primary:hover{background:#ffb658;border-color:#ffb658}

.btn-ghost{color:var(--white);border-color:rgba(255,255,255,.45);background:rgba(4,24,44,.25);backdrop-filter:blur(6px)}
.btn-ghost:hover{background:var(--white);color:var(--navy-700);border-color:var(--white)}

.btn-dark{background:var(--navy-700);color:var(--white)}
.btn-dark:hover{background:var(--navy-600)}

.text-link{
  display:inline-flex;align-items:center;gap:var(--sp-3);
  text-decoration:none;font-weight:700;font-size:var(--fs-xs);
  letter-spacing:.1em;text-transform:uppercase;
  color:var(--navy-700);
  border-bottom:2px solid var(--signal);
  padding-bottom:var(--sp-2);
  transition:gap .2s ease,color .2s ease;
}
.text-link:hover{gap:var(--sp-5);color:var(--signal-700)}

.kicker{
  display:flex;align-items:center;gap:var(--sp-3);
  margin:0 0 var(--sp-5);
  font-family:var(--font-mono);
  font-size:var(--fs-label);font-weight:600;
  letter-spacing:.14em;text-transform:uppercase;
  color:#cfe0eb;
}
.kicker>span:first-child{width:48px;height:2px;background:var(--signal);flex:none}

/* ============================ 6. HEADER ============================ */
.site-header{
  position:fixed;inset:4px 0 auto;z-index:1000;
  padding:var(--sp-3) var(--gutter);
  transition:padding .25s ease,background .25s ease;
}
.site-header.scrolled{
  padding-block:var(--sp-2);
  background:rgba(4,24,44,.94);
  backdrop-filter:blur(14px);
  box-shadow:0 8px 32px rgba(0,0,0,.24);
}

.nav-wrap{
  width:min(100%,1440px);margin-inline:auto;
  min-height:var(--header-h);
  display:flex;align-items:center;gap:var(--sp-5);
  padding:var(--sp-2) var(--sp-3);
  border:1px solid var(--line-dark);
  background:rgba(4,24,44,.55);
  backdrop-filter:blur(12px);
}
.site-header.scrolled .nav-wrap{border-color:transparent;background:transparent;backdrop-filter:none}

.brand{display:flex;align-items:center;gap:var(--sp-3);text-decoration:none;color:var(--white)}
.brand-mark{width:46px;height:46px;flex:none;background:var(--white);display:grid;place-items:center;overflow:hidden}
.brand-mark img{width:42px;height:42px;object-fit:contain}
.brand-copy{display:grid;line-height:1.05}
.brand-copy strong{font-family:var(--font-display);font-size:1.3rem;letter-spacing:.14em}
.brand-copy small{
  margin-top:3px;font-family:var(--font-mono);font-size:.56rem;font-weight:500;
  letter-spacing:.14em;text-transform:uppercase;color:#a8c0d1;
}

.main-nav{margin-left:auto;display:flex;align-items:center;gap:var(--sp-4)}
.main-nav ul{display:flex;align-items:center;gap:var(--sp-1)}
.main-nav a{
  position:relative;display:block;
  padding:var(--sp-3);
  font-size:.72rem;font-weight:600;
  letter-spacing:.1em;text-transform:uppercase;text-decoration:none;
  color:#dbe7ef;white-space:nowrap;
  transition:color .18s ease;
}
.main-nav a:hover{color:var(--white)}
/* Marca de durmiente en la sección activa (scrollspy) */
.main-nav a::after{
  content:"";position:absolute;left:var(--sp-3);right:var(--sp-3);bottom:6px;
  height:2px;background:var(--signal);
  transform:scaleX(0);transform-origin:left;
  transition:transform .25s ease;
}
.main-nav a.is-current{color:var(--white)}
.main-nav a.is-current::after{transform:scaleX(1)}
.main-nav .nav-cta{white-space:nowrap}
.main-nav .nav-cta::after{display:none}

.lang-switch{
  display:flex;align-items:center;gap:var(--sp-2);
  height:40px;padding-inline:var(--sp-3);
  border:1px solid rgba(255,255,255,.24);
  color:#cdddE6;font-family:var(--font-mono);font-size:.68rem;font-weight:600;
  transition:border-color .2s ease;
}
.lang-switch:hover{border-color:rgba(255,255,255,.5)}
.lang-switch i{width:14px;height:1px;background:var(--steel-500)}
.lang-switch .lang-active{color:var(--signal)}

.menu-toggle{
  display:none;width:44px;height:44px;flex:none;
  border:1px solid rgba(255,255,255,.28);
  position:relative;
}
.menu-toggle span{
  position:absolute;left:11px;right:11px;height:2px;background:var(--white);
  transition:transform .2s ease,opacity .2s ease;
}
.menu-toggle span:nth-child(1){top:14px}
.menu-toggle span:nth-child(2){top:21px}
.menu-toggle span:nth-child(3){top:28px}
.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ============================ 7. HERO ============================ */
.hero{
  position:relative;overflow:hidden;
  min-height:min(94svh,900px);
  display:flex;flex-direction:column;justify-content:center;
  padding-block:calc(var(--header-h) + var(--sp-9)) calc(var(--sp-9) + 60px);
  color:var(--white);background:var(--navy-800);
}
.hero-media{position:absolute;inset:0}
.hero-photo{width:100%;height:100%;object-fit:cover;object-position:center 45%}
.hero-shade{
  position:absolute;inset:0;
  background:
    linear-gradient(95deg,rgba(4,24,44,.96) 0%,rgba(4,24,44,.86) 42%,rgba(4,24,44,.42) 74%,rgba(4,24,44,.34) 100%),
    linear-gradient(0deg,rgba(4,24,44,.92) 0%,transparent 40%);
}
.hero-grid{
  position:absolute;inset:0;opacity:.1;
  background-image:
    linear-gradient(rgba(255,255,255,.3) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.3) 1px,transparent 1px);
  background-size:72px 72px;
  mask-image:linear-gradient(90deg,#000,rgba(0,0,0,.35) 60%,transparent);
}

.hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:minmax(0,1.5fr) minmax(290px,.5fr);
  gap:var(--sp-8);align-items:center;
}
.hero-copy{max-width:52ch}
.hero h1{max-width:16ch;letter-spacing:-.025em}
.hero-lead{margin-top:var(--sp-5);max-width:56ch;font-size:var(--fs-lead);color:#d3e1ea}
.hero-actions{display:flex;flex-wrap:wrap;gap:var(--sp-3);margin-top:var(--sp-6)}
.hero-note{
  margin-top:var(--sp-5);max-width:58ch;
  padding-left:var(--sp-4);
  border-left:2px solid rgba(240,160,58,.75);
  font-size:var(--fs-xs);color:#a3b8c7;
}

.hero-card{
  background:rgba(4,24,44,.8);
  border:1px solid var(--line-dark);
  backdrop-filter:blur(14px);
  box-shadow:var(--shadow-lg);
}
.hero-card-head,.hero-card-foot{
  display:flex;justify-content:space-between;gap:var(--sp-4);
  padding:var(--sp-4) var(--sp-5);
  font-family:var(--font-mono);font-size:.62rem;font-weight:500;
  letter-spacing:.12em;text-transform:uppercase;color:#a8c0d1;
}
.hero-card-head{border-bottom:1px solid var(--line-dark)}
.hero-card li{
  display:grid;grid-template-columns:36px 1fr;align-items:center;gap:var(--sp-3);
  padding:var(--sp-4) var(--sp-5);
  border-bottom:1px solid rgba(255,255,255,.09);
}
.hero-card li span{font-family:var(--font-mono);font-size:.68rem;color:var(--signal)}
.hero-card li strong{font-weight:600;font-size:.92rem}
.hero-card-foot strong{color:var(--white);font-size:.9rem}

.hero-strip{
  position:absolute;inset:auto 0 0;z-index:3;
  display:grid;grid-template-columns:repeat(5,1fr);
  border-top:1px solid var(--line-dark);
  background:rgba(4,24,44,.7);
  backdrop-filter:blur(10px);
}
.hero-strip li{
  padding:var(--sp-4) var(--sp-3);
  border-left:1px solid rgba(255,255,255,.1);
  text-align:center;
  font-size:.66rem;font-weight:600;letter-spacing:.11em;text-transform:uppercase;
  color:#d5e3ec;
}
.hero-strip li:first-child{border-left:0}

/* ============================ 8. NOSOTROS ============================ */
.about{background:var(--paper)}
.about-grid{
  display:grid;
  grid-template-columns:104px minmax(0,1.3fr) minmax(300px,.7fr);
  gap:var(--sp-7);align-items:start;
}
.about-main h2{font-size:var(--fs-h2-lg);max-width:14ch}
.about-side{padding-top:var(--sp-2)}
.about-side>p{color:var(--steel-600);max-width:40ch}

.values{margin-top:var(--sp-6);border-top:2px solid var(--navy-700)}
.values li{
  display:grid;grid-template-columns:40px 1fr;gap:var(--sp-3);
  padding:var(--sp-4) 0;border-bottom:1px solid var(--line);
}
.values b{font-family:var(--font-mono);font-size:.68rem;font-weight:600;color:var(--steel-500)}
.values strong{font-size:var(--fs-sm);font-weight:700;letter-spacing:.09em;text-transform:uppercase}

/* ============================ 9. SERVICIOS ============================ */
.services{background:var(--navy-700);color:var(--white);padding-top:var(--section-y)}
.services .section-head{margin-bottom:var(--sp-7)}

.service-tabs{
  display:grid;grid-template-columns:repeat(4,1fr);
  border:1px solid var(--line-dark);border-bottom:0;
}
.service-tab{
  display:flex;align-items:center;gap:var(--sp-3);
  padding:var(--sp-4) var(--sp-5);
  border-right:1px solid var(--line-dark);
  background:var(--navy-600);color:#bacdd9;text-align:left;
  transition:background .2s ease,color .2s ease;
}
.service-tab:last-child{border-right:0}
.service-tab:hover{background:var(--navy-500);color:var(--white)}
.service-tab span{font-family:var(--font-mono);font-size:.66rem;font-weight:600;color:#7e9ab0}
.service-tab strong{font-size:.78rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase}
.service-tab.is-active{background:var(--signal);color:var(--navy-900)}
.service-tab.is-active span{color:#7a5410}

.service-panel{position:relative;min-height:620px;overflow:hidden}
.service-photo{position:absolute;inset:0}
.service-photo img{width:100%;height:100%;object-fit:cover;filter:saturate(.86) contrast(1.04)}
.service-panel::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(95deg,rgba(4,20,34,.97) 0%,rgba(4,20,34,.86) 46%,rgba(4,20,34,.24) 78%);
}
.service-content{position:relative;z-index:2;min-height:620px;display:flex;align-items:center}
.service-copy{max-width:56ch;padding-block:var(--sp-9)}
.service-number{
  display:inline-block;margin-bottom:var(--sp-6);
  padding:var(--sp-2) var(--sp-3);
  border:1px solid rgba(255,255,255,.24);
  font-family:var(--font-mono);font-size:.7rem;font-weight:600;color:var(--signal);
}
.service-copy h3{font-size:var(--fs-h2-lg);margin-bottom:var(--sp-4)}
.service-copy>p{color:#c3d4de;max-width:48ch}

.service-list{margin-top:var(--sp-6)}
.service-list li{
  position:relative;
  padding:var(--sp-4) 0 var(--sp-4) var(--sp-6);
  border-top:1px solid rgba(255,255,255,.14);
  font-size:var(--fs-sm);color:#e4eef4;
}
.service-list li::before{
  content:"";position:absolute;left:0;top:calc(var(--sp-4) + .6em);
  width:14px;height:2px;background:var(--signal);
}

/* ============================ 10. PROCESO (elemento firma) ============================ */
.process{background:var(--ice)}
/* La secuencia se dibuja como una vía: dos rieles y durmientes entre pasos. */
.track{
  display:grid;grid-template-columns:repeat(4,1fr);
}
.track-step{
  position:relative;
  padding:var(--sp-8) var(--sp-5) var(--sp-7) 0;
  border-right:1px solid var(--line);
}
.track-step:nth-child(4n){border-right:0}

/* Cada celda dibuja su tramo de vía: dos rieles + durmientes.
   Sin gap en el grid, los tramos se unen en una línea continua por fila. */
.track-step::after{
  content:"";position:absolute;top:0;left:0;right:0;height:21px;z-index:1;
  background-image:
    linear-gradient(var(--navy-800),var(--navy-800)),
    linear-gradient(var(--navy-800),var(--navy-800)),
    repeating-linear-gradient(90deg,var(--steel-300) 0 8px,transparent 8px 38px);
  background-size:100% 5px,100% 5px,100% 11px;
  background-position:0 0,0 16px,0 5px;
  background-repeat:no-repeat;
}
/* Marca de la etapa sobre la vía */
.track-step::before{
  content:"";position:absolute;top:1px;left:0;z-index:2;
  width:20px;height:20px;border-radius:50%;
  background:var(--signal);
  border:4px solid var(--ice);
  box-shadow:0 0 0 2px var(--navy-800);
}
.track-num{
  font-family:var(--font-mono);font-size:.7rem;font-weight:600;
  letter-spacing:.1em;color:var(--steel-500);
}
.track-step h3{margin-top:var(--sp-3);font-size:1.4rem;max-width:20ch}

/* ============================ 11. MANTENIMIENTO ============================ */
.maintenance{background:var(--white)}
.maintenance-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:var(--sp-9)}
.maintenance-copy{position:sticky;top:calc(var(--header-h) + 32px);align-self:start}
.maintenance-copy h2{font-size:var(--fs-h2-lg);margin-bottom:var(--sp-5)}
.maintenance-copy>p{color:var(--steel-600);max-width:44ch}
.maintenance-photo{margin:var(--sp-6) 0;box-shadow:var(--shadow-md)}
.maintenance-photo img{width:100%;aspect-ratio:4/3;object-fit:cover}

.maintenance-list{border-top:2px solid var(--navy-700)}
.maintenance-list li{
  display:grid;grid-template-columns:64px 1fr;gap:var(--sp-5);
  padding:var(--sp-6) 0;border-bottom:1px solid var(--line);
}
.maintenance-list li>span{
  font-family:var(--font-mono);font-size:.72rem;font-weight:600;
  color:var(--navy-600);padding-top:6px;
}
.maintenance-list h3{margin-bottom:var(--sp-2);font-size:1.65rem}
.maintenance-list p{color:var(--steel-600)}

/* ============================ 12. OBRA CIVIL ============================ */
.civil{
  position:relative;overflow:hidden;
  min-height:600px;display:flex;align-items:flex-end;
  color:var(--white);
}
.civil-media{position:absolute;inset:0}
.civil-media img{width:100%;height:100%;object-fit:cover}
.civil-shade{
  position:absolute;inset:0;
  background:linear-gradient(0deg,rgba(4,24,44,.97) 0%,rgba(4,24,44,.62) 50%,rgba(4,24,44,.2) 100%);
}
.civil-content{position:relative;z-index:2;padding-block:var(--sp-9) var(--sp-8)}
.civil-content h2{font-size:var(--fs-h2-lg);max-width:20ch}
.civil-list{
  display:grid;grid-template-columns:repeat(4,1fr);
  margin-top:var(--sp-7);
  border-block:1px solid rgba(255,255,255,.26);
}
.civil-list li{
  padding:var(--sp-5) var(--sp-4);
  border-right:1px solid rgba(255,255,255,.18);
  font-size:.74rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;
}
.civil-list li:last-child{border-right:0}

/* ============================ 13. PRODUCTOS ============================ */
.products{background:linear-gradient(180deg,var(--paper),var(--ice))}
.product-grid{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  border-top:1px solid var(--line);border-left:1px solid var(--line);
}
.product-card{
  position:relative;overflow:hidden;
  min-height:340px;padding:var(--sp-5);
  background:var(--white);
  border-right:1px solid var(--line);border-bottom:1px solid var(--line);
}
.product-card::after{
  content:"";position:absolute;inset:auto 0 0;height:4px;
  background:var(--signal);
  transform:scaleX(0);transform-origin:left;
  transition:transform .3s ease;
}
.product-card:hover::after{transform:scaleX(1)}
.product-code{font-family:var(--font-mono);font-size:.66rem;font-weight:600;letter-spacing:.1em;color:var(--steel-500)}
.product-card h3{margin-bottom:var(--sp-3);font-size:1.5rem}
.product-card p{color:var(--steel-600);font-size:var(--fs-sm);max-width:32ch}

/* Símbolos geométricos: describen el componente, no decoran */
.product-symbol{position:relative;width:100%;height:88px;margin:var(--sp-6) 0 var(--sp-5);color:var(--navy-700)}
.product-symbol i{position:absolute;display:block;background:currentColor}
.sym-rail i:first-child{left:8%;right:8%;top:26px;height:9px;box-shadow:0 28px 0 currentColor}
.sym-rail i:last-child{left:17%;right:17%;top:14px;height:4px;box-shadow:0 52px 0 currentColor}
.sym-sleeper i{left:9%;right:9%;height:11px;transform:skewX(-18deg)}
.sym-sleeper i:nth-child(1){top:12px}
.sym-sleeper i:nth-child(2){top:38px}
.sym-sleeper i:nth-child(3){top:64px}
.sym-ballast i{width:24px;height:24px;transform:rotate(45deg);background:var(--steel-500)}
.sym-ballast i:nth-child(1){left:18%;top:34px}
.sym-ballast i:nth-child(2){left:38%;top:14px}
.sym-ballast i:nth-child(3){left:56%;top:41px}
.sym-ballast i:nth-child(4){left:72%;top:18px}
.sym-switch i:first-child{left:7%;right:7%;top:44px;height:8px;transform:rotate(-5deg);transform-origin:left}
.sym-switch i:last-child{left:17%;right:6%;top:46px;height:8px;transform:rotate(12deg);transform-origin:left}

.products-foot{
  display:flex;align-items:center;justify-content:space-between;gap:var(--sp-6);
  margin-top:var(--sp-6);
}
.products-foot p{color:var(--steel-600);font-size:var(--fs-xs);max-width:64ch}

/* ============================ 14. PROYECTOS / GALERÍA ============================ */
.field{background:var(--ice)}
.gallery{
  width:min(100% - (var(--gutter) * 2),1440px);margin-inline:auto;
  display:grid;grid-template-columns:repeat(12,1fr);grid-auto-rows:280px;gap:12px;
}
.gallery-item{
  position:relative;overflow:hidden;margin:0;
  grid-column:span 4;
  background:var(--steel-300);
  box-shadow:var(--shadow-sm);
  cursor:zoom-in;
}
.gallery-item.g-wide{grid-column:span 8}
.gallery-item.g-tall{grid-row:span 2}
.gallery-item:nth-child(n+9){display:none}
.gallery.is-expanded .gallery-item:nth-child(n+9){display:block}
.gallery-item img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .5s ease,filter .5s ease;
}
.gallery-item::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(0deg,rgba(4,20,34,.9),transparent 58%);
  transition:opacity .3s ease;
}
.gallery-item:hover img,.gallery-item:focus-visible img{transform:scale(1.04);filter:saturate(1.08)}
.gallery-item figcaption{position:absolute;z-index:2;inset:auto 20px 18px;color:var(--white)}
.gallery-item figcaption strong{
  display:block;font-size:.76rem;font-weight:700;
  letter-spacing:.09em;text-transform:uppercase;
}
.gallery-item figcaption span{display:block;margin-top:4px;font-size:.76rem;color:#c7d7e0}
.gallery-more{text-align:center;margin-top:var(--sp-6)}

/* ============================ 15. EQUIPO ============================ */
.team{background:var(--sand)}
.team-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--sp-9);align-items:center}
.team-photo{position:relative;margin:0;box-shadow:var(--shadow-md)}
.team-photo img{width:100%;height:600px;object-fit:cover}
.team-photo figcaption{
  position:absolute;left:0;bottom:0;
  padding:var(--sp-3) var(--sp-4);
  background:var(--signal);
  font-family:var(--font-mono);font-size:.66rem;font-weight:600;letter-spacing:.1em;
  color:var(--navy-900);
}
.team-copy h2{font-size:var(--fs-h2-lg);margin-bottom:var(--sp-5)}
.team-copy>p{color:var(--steel-600);max-width:52ch}
.team-tags{
  display:grid;grid-template-columns:1fr 1fr;
  margin-top:var(--sp-6);border-top:2px solid var(--navy-700);
}
.team-tags li{
  padding:var(--sp-4) var(--sp-2);
  border-bottom:1px solid var(--line);
  font-size:.72rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;
}

/* ============================ 16. EXPERIENCIA ============================ */
.experience{background:var(--navy-700);color:var(--white)}
.experience-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:var(--sp-9);align-items:center}
.experience-copy h2{font-size:var(--fs-h2-lg);margin-bottom:var(--sp-5)}
.experience-copy>p{color:#b0c6d3;max-width:52ch}
.experience-points{display:flex;flex-wrap:wrap;gap:var(--sp-2);margin-top:var(--sp-6)}
.experience-points li{
  padding:var(--sp-2) var(--sp-3);
  border:1px solid rgba(255,255,255,.2);
  font-size:.66rem;font-weight:600;letter-spacing:.09em;text-transform:uppercase;
  color:#d9e6ed;
}
.logo-wall{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line-dark)}
.logo-wall li{
  min-height:170px;display:grid;place-items:center;
  padding:var(--sp-5);background:var(--white);
  border-right:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);
}
.logo-wall li:nth-child(2n){border-right:0}
.logo-wall li:nth-last-child(-n+2){border-bottom:0}
.logo-wall img{max-height:110px;width:auto;object-fit:contain}

/* ============================ 17. PREGUNTAS ============================ */
.faq{background:var(--white)}
.faq-grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:var(--sp-9)}
.faq-head{position:sticky;top:calc(var(--header-h) + 32px);align-self:start}
.faq-head h2{font-size:var(--fs-h2)}
.faq-head h2 em{color:var(--signal-700)}
.faq-list{border-top:2px solid var(--navy-700)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:var(--sp-4);
  padding:var(--sp-5) 0;cursor:pointer;list-style:none;
  font-family:var(--font-display);font-size:1.3rem;font-weight:700;
  transition:color .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--navy-600)}
.faq-item summary::after{
  content:"+";flex:none;
  font-family:var(--font-mono);font-size:1.3rem;font-weight:500;color:var(--signal-700);
  transition:transform .2s ease;
}
.faq-item[open] summary::after{content:"–"}
.faq-item p{padding-bottom:var(--sp-5);color:var(--steel-600);max-width:64ch}

/* ============================ 18. CONTACTO ============================ */
.contact{position:relative;overflow:hidden;color:var(--white)}
.contact-media{position:absolute;inset:0}
.contact-media img{width:100%;height:100%;object-fit:cover}
.contact-shade{
  position:absolute;inset:0;
  background:linear-gradient(95deg,rgba(4,24,44,.98),rgba(4,24,44,.9) 55%,rgba(4,24,44,.66));
}
.contact-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1fr .85fr;gap:var(--sp-9);align-items:start;
  padding-block:var(--section-y);
}
.contact-copy{padding-top:var(--sp-4)}
.contact-copy h2{font-size:var(--fs-h2-lg);margin-bottom:var(--sp-5)}
.contact-copy>p{color:#c6d5de;max-width:52ch}
.direct-contact{
  margin-top:var(--sp-6);padding-block:var(--sp-4);
  border-block:1px solid rgba(255,255,255,.2);
  font-size:var(--fs-xs);color:#b0c3ce;
}
.direct-contact strong{color:var(--white)}

.project-form{
  display:grid;grid-template-columns:1fr 1fr;gap:var(--sp-4);
  padding:var(--sp-6);
  background:var(--white);color:var(--ink);
  box-shadow:var(--shadow-lg);
}
.form-head{
  grid-column:1/-1;
  display:flex;align-items:flex-end;justify-content:space-between;gap:var(--sp-4);
  padding-bottom:var(--sp-4);
  border-bottom:3px solid var(--navy-700);
}
.form-head span{font-family:var(--font-mono);font-size:.66rem;font-weight:600;color:var(--steel-500)}
.form-head strong{font-family:var(--font-display);font-size:1.7rem;font-weight:700}
.form-legend{grid-column:1/-1;margin:0;font-size:var(--fs-xs);color:var(--steel-500)}

.project-form label{display:grid;gap:6px}
.project-form label>span{
  font-size:.72rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;
  color:var(--steel-700);
}
.project-form input,.project-form select,.project-form textarea{
  width:100%;padding:12px 13px;
  border:1px solid var(--line);border-radius:0;
  background:#f9fbfc;color:var(--ink);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.project-form input:focus,.project-form select:focus,.project-form textarea:focus{
  outline:none;border-color:var(--navy-600);
  box-shadow:0 0 0 3px rgba(13,61,104,.14);
}
.project-form :is(input,textarea):user-invalid{
  border-color:#c0392b;box-shadow:0 0 0 3px rgba(192,57,43,.12);
}
.project-form textarea{resize:vertical;min-height:120px}
.project-form .full{grid-column:1/-1}
.project-form .check{grid-template-columns:20px 1fr;align-items:start}
.project-form .check input{width:18px;height:18px;margin-top:3px}
.project-form .check span{
  font-size:.76rem;font-weight:400;letter-spacing:0;text-transform:none;
  color:var(--steel-600);
}
.project-form .check a{font-weight:700;color:var(--navy-600)}
.project-form .btn{border:0}
.form-note{margin:0;font-size:.7rem;color:var(--steel-500)}
.form-result{
  display:block;padding:var(--sp-4);
  background:#eef4f8;border-left:4px solid var(--navy-600);
  font-size:var(--fs-xs);color:var(--steel-700);white-space:pre-wrap;
}


.project-form .hp-field{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
.project-form .btn:disabled{cursor:wait;opacity:.72;transform:none}
.project-form .btn[aria-busy="true"] b{visibility:hidden}

/* ============================ 19A. PAGINAS INTERNAS / GRACIAS ============================ */
.page-shell{min-height:75vh}
.page-shell__inner{padding-top:120px;padding-bottom:100px}
.page-shell--404 .page-shell__inner{padding-top:140px;padding-bottom:120px}
.page-back{margin-top:48px}
.page-back--compact{margin-top:32px}
.entry-content{max-width:76ch}

.cobos-thanks-page{background:#eef3f6}
.thanks-header{position:relative;z-index:2;background:var(--navy-900);border-bottom:1px solid rgba(255,255,255,.12)}
.thanks-header__inner{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:var(--sp-4)}
.thanks-header .brand{color:var(--white)}
.thanks-main{min-height:calc(100vh - 150px);display:grid;align-items:center;padding:var(--sp-9) 0;background:linear-gradient(135deg,#eef3f6 0%,#f9fbfc 50%,#e6edf2 100%)}
.thanks-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(300px,.65fr);gap:var(--sp-7);align-items:stretch}
.thanks-card,.thanks-next{background:var(--white);border:1px solid var(--line);box-shadow:var(--shadow-md)}
.thanks-card{padding:clamp(28px,5vw,64px)}
.thanks-check{display:grid;place-items:center;width:64px;height:64px;margin:var(--sp-5) 0;border-radius:50%;background:#dff4e6;color:#146b35;font-size:2rem;font-weight:800}
.thanks-card h1{max-width:17ch;margin:0;font-family:var(--font-display);font-size:clamp(2.4rem,6vw,5rem);line-height:.93;letter-spacing:-.02em;color:var(--navy-900)}
.thanks-lead{max-width:62ch;margin:var(--sp-5) 0 0;color:var(--steel-600);font-size:clamp(1rem,1.5vw,1.16rem)}
.thanks-actions{display:flex;flex-wrap:wrap;gap:var(--sp-3);margin-top:var(--sp-6)}
.thanks-next{padding:var(--sp-6);background:var(--navy-800);color:var(--white)}
.thanks-next .section-code{color:var(--signal)}
.thanks-steps{list-style:none;margin:var(--sp-6) 0 0;padding:0;counter-reset:thanks-step}
.thanks-steps li{counter-increment:thanks-step;display:grid;grid-template-columns:38px 1fr;gap:4px var(--sp-3);padding:var(--sp-5) 0;border-top:1px solid rgba(255,255,255,.14)}
.thanks-steps li::before{content:"0" counter(thanks-step);grid-row:1/3;font-family:var(--font-mono);color:var(--signal);font-size:.72rem;padding-top:4px}
.thanks-steps strong{font-family:var(--font-display);font-size:1.2rem}
.thanks-steps span{color:#b9cbd7;font-size:.88rem;line-height:1.6}
.thanks-privacy{margin:var(--sp-6) 0 0;padding-top:var(--sp-5);border-top:1px solid rgba(255,255,255,.14);color:#8fa8b8;font-size:.75rem}
.thanks-footer{padding:var(--sp-4) 0;background:var(--navy-900);color:#8098a8;font-size:.72rem}

/* ============================ 19. PIE ============================ */
.site-footer{background:var(--navy-900);color:#c3d4de;padding:var(--sp-7) 0 var(--sp-5)}
.footer-grid{display:grid;grid-template-columns:1.2fr 1fr .8fr;gap:var(--sp-7);align-items:start}
.footer-brand{display:flex;align-items:center;gap:var(--sp-3)}
.footer-brand img{width:58px;height:58px;object-fit:contain;background:var(--white)}
.footer-brand div{display:grid}
.footer-brand strong{color:var(--white);font-family:var(--font-display);font-size:1.15rem}
.footer-brand span{margin-top:3px;font-size:.76rem;color:#8ba6b8}
.footer-nav ul{display:grid;grid-template-columns:1fr 1fr;gap:6px var(--sp-5)}
.footer-nav a{font-size:.78rem;text-decoration:none;transition:color .18s ease}
.footer-nav a:hover{color:var(--white)}
.footer-meta{display:grid;gap:6px;font-size:.74rem;color:#8ba6b8}
.footer-meta strong{color:#dae6ed;font-weight:600}
.footer-bottom{
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:var(--sp-4);
  margin-top:var(--sp-6);padding-top:var(--sp-5);
  border-top:1px solid rgba(255,255,255,.1);
  font-size:.7rem;color:#728da0;
}

/* ============================ 20. FLOTANTES ============================ */
.whatsapp-float{
  position:fixed;right:22px;bottom:22px;z-index:1100;
  display:flex;align-items:center;justify-content:center;gap:10px;
  min-width:150px;height:52px;padding-inline:18px;border-radius:26px;
  background:var(--whatsapp);color:#052a12;text-decoration:none;
  font-size:.74rem;font-weight:700;letter-spacing:.04em;
  box-shadow:0 16px 44px rgba(0,0,0,.24);
  transition:transform .2s ease,box-shadow .2s ease;
}
.whatsapp-float:hover{transform:translateY(-3px);box-shadow:0 22px 56px rgba(0,0,0,.3)}
.whatsapp-float svg{width:24px;height:24px;fill:currentColor;flex:none}

.toast{
  position:fixed;right:22px;bottom:88px;z-index:1300;max-width:330px;
  padding:13px 15px;
  background:var(--white);color:var(--ink);
  border-left:4px solid var(--signal);
  box-shadow:var(--shadow-md);
  font-size:var(--fs-xs);
}

.lightbox{
  width:min(1120px,94vw);max-height:92vh;padding:0;
  border:0;background:var(--navy-900);color:var(--white);
  box-shadow:0 40px 120px rgba(0,0,0,.6);
}
.lightbox::backdrop{background:rgba(2,12,22,.86);backdrop-filter:blur(4px)}
.lightbox img{width:100%;max-height:78vh;object-fit:contain;background:var(--navy-900)}
.lightbox p{margin:0;padding:14px 18px;font-size:var(--fs-sm)}
.lightbox-close,.lightbox-nav{
  position:absolute;z-index:2;
  display:grid;place-items:center;
  width:44px;height:44px;border-radius:50%;
  background:rgba(255,255,255,.92);color:var(--navy-900);
  font-size:1.7rem;line-height:1;
  transition:background .18s ease;
}
.lightbox-close:hover,.lightbox-nav:hover{background:var(--white)}
.lightbox-close{right:12px;top:12px}
.lightbox-nav{top:calc(39vh - 22px)}
.lightbox-prev{left:12px}
.lightbox-next{right:12px}

/* ============================ 21. MOTION ============================ */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .7s ease,transform .7s ease}
.reveal.is-visible{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .hero-grid{display:none}
  .btn,.main-nav a,.whatsapp-float,.lightbox-close,.lightbox-nav,.project-form input,.project-form select,.project-form textarea{transition:none}
}

/* =========================================================================
   22. RESPONSIVE — un solo juego de breakpoints
   ========================================================================= */

/* ---------- <= 1200px : el menú pasa a panel ---------- */
@media (max-width:1200px){
  .menu-toggle{display:block;order:2;margin-left:auto}
  .lang-switch{order:3}
  .main-nav{
    order:4;display:none;flex-direction:column;align-items:stretch;gap:var(--sp-4);
    position:fixed;top:calc(var(--header-h) + 18px);left:12px;right:12px;
    max-height:calc(100dvh - var(--header-h) - 36px);overflow:auto;
    padding:var(--sp-5);
    background:var(--navy-700);border:1px solid var(--line-dark);
    box-shadow:0 30px 80px rgba(0,0,0,.4);
  }
  .main-nav.is-open{display:flex}
  .main-nav ul{flex-direction:column;align-items:stretch;gap:0}
  .main-nav a{padding:var(--sp-4);border-bottom:1px solid rgba(255,255,255,.08);font-size:.78rem}
  .main-nav a::after{display:none}
  .main-nav a.is-current{color:var(--signal)}
  .main-nav .nav-cta{justify-content:space-between}
}

/* ---------- <= 960px : columnas dobles a simples ---------- */
@media (max-width:960px){
  .thanks-grid{grid-template-columns:1fr}

  .section-head{grid-template-columns:1fr;gap:var(--sp-5);align-items:start}
  .section-lead{max-width:60ch}

  .hero{min-height:auto;padding-block:calc(var(--header-h) + var(--sp-8)) calc(var(--sp-8) + 96px)}
  .hero-inner{grid-template-columns:1fr;gap:var(--sp-7)}
  .hero-card{max-width:460px}
  .hero-strip{grid-template-columns:repeat(3,1fr)}
  .hero-strip li:nth-child(n+4){display:none}

  .about-grid{grid-template-columns:80px minmax(0,1fr);gap:var(--sp-5)}
  .about-side{grid-column:2;display:grid;grid-template-columns:1fr 1fr;gap:var(--sp-6);padding-top:0}
  .about-side>p{max-width:none}
  .values{margin-top:0}

  .service-tabs{grid-template-columns:repeat(4,minmax(160px,1fr));overflow-x:auto;scrollbar-width:none}
  .service-panel,.service-content{min-height:600px}
  .service-panel::after{background:linear-gradient(95deg,rgba(4,20,34,.97),rgba(4,20,34,.8) 70%,rgba(4,20,34,.4))}

  .track{grid-template-columns:repeat(2,1fr)}
  .track-step:nth-child(2n){border-right:0}

  .maintenance-grid,.faq-grid{grid-template-columns:1fr;gap:var(--sp-7)}
  .maintenance-copy,.faq-head{position:static}

  .civil-list{grid-template-columns:1fr 1fr}
  .civil-list li:nth-child(2n){border-right:0}
  .civil-list li:nth-child(-n+2){border-bottom:1px solid rgba(255,255,255,.18)}

  .product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}

  .gallery-item,.gallery-item.g-wide{grid-column:span 6}

  .team-grid,.experience-grid,.contact-grid{grid-template-columns:1fr;gap:var(--sp-7)}
  .team-photo img{height:480px}

  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-meta{grid-column:1/-1}
}

/* ---------- <= 700px : una sola columna ---------- */
@media (max-width:700px){
  .thanks-main{padding:var(--sp-7) 0}
  .thanks-card,.thanks-next{padding:var(--sp-5)}
  .thanks-actions{display:grid}
  .thanks-actions .btn{width:100%}

  :root{--header-h:62px}

  .brand-copy small{display:none}
  .brand-mark{width:40px;height:40px}
  .brand-mark img{width:36px;height:36px}
  .brand-copy strong{font-size:1.1rem}

  .hero-actions{display:grid}
  .hero-actions .btn{width:100%}
  .hero-card{display:none}
  .hero-strip{grid-template-columns:1fr 1fr}
  .hero-strip li:nth-child(3){display:none}
  .hero-strip li{padding:var(--sp-3);font-size:.6rem}

  .about-grid{grid-template-columns:1fr}
  .section-code{width:96px}
  .about-side{grid-column:1;grid-template-columns:1fr;gap:var(--sp-5)}

  .service-tabs{grid-template-columns:repeat(4,150px)}
  .service-tab{padding:var(--sp-4) var(--sp-3)}
  .service-copy{padding-block:var(--sp-9) var(--sp-7)}
  .service-panel::after{background:linear-gradient(0deg,rgba(4,20,34,.98),rgba(4,20,34,.88) 62%,rgba(4,20,34,.5))}
  .service-content{align-items:flex-end}

  /* En una sola columna la vía se dibuja vertical, a la izquierda */
  .track{grid-template-columns:1fr}
  .track-step{
    padding:var(--sp-5) 0 var(--sp-5) var(--sp-7);
    border-right:0;border-top:1px solid var(--line);
  }
  .track-step::after{
    top:0;bottom:0;left:0;right:auto;width:21px;height:auto;
    background-image:
      linear-gradient(var(--navy-800),var(--navy-800)),
      linear-gradient(var(--navy-800),var(--navy-800)),
      repeating-linear-gradient(180deg,var(--steel-300) 0 8px,transparent 8px 38px);
    background-size:5px 100%,5px 100%,11px 100%;
    background-position:0 0,16px 0,5px 0;
  }
  .track-step::before{top:calc(var(--sp-5) + 4px);left:1px;width:18px;height:18px;border-width:3px}
  .track-step h3{font-size:1.3rem}

  .maintenance-list li{grid-template-columns:44px 1fr;gap:var(--sp-3);padding:var(--sp-5) 0}
  .maintenance-list h3{font-size:1.4rem}

  .civil{min-height:520px}
  .civil-list{grid-template-columns:1fr}
  .civil-list li{border-right:0;border-bottom:1px solid rgba(255,255,255,.18)}
  .civil-list li:last-child{border-bottom:0}

  .product-grid{grid-template-columns:1fr}
  .product-card{min-height:auto;padding:var(--sp-5) var(--sp-4)}
  .product-symbol{height:70px;margin:var(--sp-5) 0 var(--sp-4)}
  .products-foot{flex-direction:column;align-items:stretch}
  .products-foot .btn{width:100%}

  .gallery{display:grid;grid-template-columns:1fr;grid-auto-rows:auto;gap:10px;width:min(100% - 24px,var(--max))}
  .gallery-item,.gallery-item.g-wide,.gallery-item.g-tall{grid-column:1;grid-row:auto;height:300px}
  .gallery-item.g-tall{height:380px}
  .gallery-item:nth-child(n+6){display:none}
  .gallery.is-expanded .gallery-item:nth-child(n+6){display:block}

  .team-photo img{height:380px}
  .team-tags{grid-template-columns:1fr}

  .logo-wall{grid-template-columns:1fr}
  .logo-wall li{min-height:140px;border-right:0;border-bottom:1px solid var(--line-soft)}
  .logo-wall li:last-child{border-bottom:0}

  .faq-item summary{font-size:1.15rem}

  .project-form{grid-template-columns:1fr;padding:var(--sp-5) var(--sp-4)}
  .form-head strong{font-size:1.4rem}

  .footer-grid{grid-template-columns:1fr;gap:var(--sp-6)}
  .footer-bottom{flex-direction:column;gap:var(--sp-2)}

  .whatsapp-float{right:14px;bottom:14px;min-width:54px;width:54px;padding:0}
  .whatsapp-float span{display:none}
  .toast{right:12px;left:12px;bottom:80px;max-width:none}
  .lightbox-nav{top:auto;bottom:64px}
}

/* ---------- <= 460px : ajustes finos ---------- */
@media (max-width:460px){
  :root{--gutter:16px}
  .hero h1{max-width:none}
  .service-tabs{grid-template-columns:repeat(4,132px)}
  .service-tab strong{font-size:.7rem}
  .gallery-item,.gallery-item.g-wide{height:250px}
  .gallery-item.g-tall{height:320px}
}


/* ============================ V8: ASESORIA + HERRAJES ============================ */
.technical{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.technical-grid{display:grid;grid-template-columns:minmax(0,.82fr) minmax(0,1.18fr);gap:clamp(36px,7vw,96px);align-items:start}
.technical-copy{position:sticky;top:calc(var(--header-h) + 28px)}
.technical-copy h2{font-size:var(--fs-h2-lg);margin-bottom:var(--sp-5)}
.technical-copy>p{color:var(--steel-600);max-width:48ch}
.technical-panel{border-top:2px solid var(--navy-800)}
.technical-panel article{display:grid;grid-template-columns:58px 1fr;gap:22px;padding:26px 0;border-bottom:1px solid var(--line)}
.technical-panel article>span{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.12em;color:var(--signal);padding-top:6px}
.technical-panel h3{font-size:1.42rem;margin:0 0 7px}
.technical-panel p{color:var(--steel-600);font-size:var(--fs-sm)}
.technical-note{margin-top:18px;padding:16px 18px;border-left:3px solid var(--signal);background:var(--paper);font-size:.77rem!important;line-height:1.55;color:var(--steel-600)!important}
.product-grid--six{grid-template-columns:repeat(3,minmax(0,1fr))}
.product-grid--six .product-card{min-height:300px}
.sym-classic i:nth-child(1){left:13%;right:13%;top:45px;height:8px}
.sym-classic i:nth-child(2){left:31%;top:15px;width:7px;height:58px;transform:rotate(10deg)}
.sym-classic i:nth-child(3){right:31%;top:15px;width:7px;height:58px;transform:rotate(-10deg)}
.sym-elastic i:nth-child(1){left:12%;right:12%;top:50px;height:7px}
.sym-elastic i:nth-child(2){left:28%;top:20px;width:44px;height:7px;border-radius:8px;transform:rotate(28deg)}
.sym-elastic i:nth-child(3){right:28%;top:20px;width:44px;height:7px;border-radius:8px;transform:rotate(-28deg)}
.hardware-shell{margin-top:clamp(42px,7vw,86px);background:var(--navy-900);color:#fff;padding:clamp(28px,5vw,64px)}
.hardware-intro{display:grid;grid-template-columns:minmax(0,1fr) minmax(300px,.75fr);gap:30px;align-items:end;border-bottom:1px solid rgba(255,255,255,.16);padding-bottom:28px}
.hardware-intro .eyebrow{grid-column:1/-1;color:#a8c2d3}
.hardware-intro h3{font-family:var(--font-display);font-size:clamp(2.1rem,4vw,4rem);line-height:.96;letter-spacing:-.025em;text-transform:uppercase;max-width:18ch}
.hardware-intro h3 em{font-style:normal;color:var(--signal)}
.hardware-intro>p:last-child{color:#b9c8d2;max-width:56ch}
.hardware-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-left:1px solid rgba(255,255,255,.12);margin-top:34px}
.hardware-card{min-height:310px;padding:22px;border-right:1px solid rgba(255,255,255,.12);border-bottom:1px solid rgba(255,255,255,.12);position:relative;background:linear-gradient(180deg,rgba(255,255,255,.025),rgba(255,255,255,.008))}
.hardware-card:hover{background:rgba(255,255,255,.045)}
.hw-index{font-family:var(--font-mono);font-size:.64rem;letter-spacing:.12em;color:#86a9bf}
.hardware-card h4{font-size:1.23rem;margin:10px 0 8px}
.hardware-card p{font-size:.82rem;line-height:1.55;color:#aebfcb}
.hw-diagram{height:86px;position:relative;margin:22px 0 18px;color:#d6e5ee}
.hw-diagram i{position:absolute;display:block;background:currentColor}
.hw-frog i:nth-child(1){left:8%;right:8%;top:43px;height:5px;transform:rotate(11deg);transform-origin:left}
.hw-frog i:nth-child(2){left:8%;right:8%;top:43px;height:5px;transform:rotate(-11deg);transform-origin:left}
.hw-frog i:nth-child(3){left:46%;top:18px;width:8px;height:50px;background:var(--signal);clip-path:polygon(50% 0,100% 100%,0 100%)}
.hw-point i:nth-child(1){left:10%;right:7%;top:50px;height:6px;transform:rotate(-8deg);transform-origin:left}
.hw-point i:nth-child(2){left:10%;right:18%;top:49px;height:4px;transform:rotate(9deg);transform-origin:left;background:var(--signal)}
.hw-guard i:nth-child(1){left:10%;right:10%;top:31px;height:6px;box-shadow:0 27px 0 currentColor}
.hw-guard i:nth-child(2){left:25%;right:25%;top:45px;height:4px;background:var(--signal)}
.hw-stand i:nth-child(1){left:42%;top:14px;width:16px;height:54px}
.hw-stand i:nth-child(2){left:27%;right:27%;bottom:12px;height:8px}
.hw-stand i:nth-child(3){left:48%;top:5px;width:5px;height:18px;background:var(--signal)}
.hw-plate i:nth-child(1){left:16%;right:16%;top:31px;height:28px;border-radius:2px}
.hw-plate i:nth-child(2){left:32%;right:32%;top:41px;height:8px;background:var(--signal)}
.hw-twin i{top:27px;width:30%;height:34px}
.hw-twin i:nth-child(1){left:14%}.hw-twin i:nth-child(2){right:14%;background:var(--signal)}
.hw-slide i:nth-child(1){left:10%;right:10%;top:53px;height:5px}
.hw-slide i:nth-child(2){left:18%;right:18%;top:34px;height:9px;background:var(--signal)}
.hw-slide i:nth-child(3){left:30%;right:30%;top:20px;height:4px}
.hw-joint i:nth-child(1){left:8%;right:8%;top:40px;height:7px}
.hw-joint i:nth-child(2){left:34%;top:18px;width:6px;height:48px;transform:rotate(12deg);background:var(--signal)}
.hw-joint i:nth-child(3){right:34%;top:18px;width:6px;height:48px;transform:rotate(-12deg)}
.hardware-configs{display:grid;grid-template-columns:minmax(220px,.45fr) 1fr;gap:24px;padding-top:28px}
.hardware-configs>p{font-size:.82rem;color:#9bb1c0;max-width:34ch}
.hardware-configs ul{display:flex;flex-wrap:wrap;gap:9px;align-content:start}
.hardware-configs li{border:1px solid rgba(255,255,255,.18);padding:9px 12px;font-size:.73rem;letter-spacing:.06em;text-transform:uppercase;color:#d4e1e9}
@media (max-width:1000px){.technical-grid{grid-template-columns:1fr}.technical-copy{position:static}.product-grid--six{grid-template-columns:repeat(2,minmax(0,1fr))}.hardware-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.hardware-intro{grid-template-columns:1fr}.hardware-intro .eyebrow{grid-column:auto}}
@media (max-width:640px){.product-grid--six{grid-template-columns:1fr}.hardware-shell{width:100%;padding:28px 18px}.hardware-grid{grid-template-columns:1fr}.hardware-card{min-height:auto}.hardware-configs{grid-template-columns:1fr}.technical-panel article{grid-template-columns:44px 1fr}.products-foot{align-items:stretch}.products-foot .btn{width:100%;justify-content:center}}