/* =========================================================================
   F&A SERVICIOS LOGÍSTICOS
   Dirección: ingeniería industrial / editorial técnico.
   Base navy + acero, un acento azul de marca y ámbar sólo para cotas y marcadores.
   ========================================================================= */

:root{
  /* --- superficies oscuras --- */
  --ink-950:#060D16;
  --ink-900:#0A1524;
  --ink-850:#0D1B2C;
  --ink-800:#101F33;
  --ink-700:#16293F;
  --ink-600:#1D3651;

  /* --- acero / neutros con tinte frío --- */
  --st-600:#4C6076;
  --st-500:#5C7286;
  --st-400:#8698AC;
  --st-300:#AFBECD;
  --st-200:#D2DBE4;
  --st-150:#E2E8EF;
  --st-100:#EDF1F5;
  --paper:#F5F7FA;
  --white:#FFFFFF;

  /* --- acento de marca --- */
  --bl-800:#083A78;
  --bl-700:#0A4A96;
  --bl-600:#0F62C4;
  --bl-500:#1A79E0;
  --bl-400:#4E9AEC;
  --bl-300:#8DBEF3;

  /* --- señalética --- */
  --am:#F0A202;
  --am-soft:#FFC44D;
  --wa:#15803D;
  --wa-dark:#12763A;

  /* --- tipografía --- */
  --f-disp:'Archivo','Archivo Narrow',system-ui,sans-serif;
  --f-text:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;

  /* escala modular */
  --t-xs:.75rem;    /* 12 */
  --t-sm:.8125rem;  /* 13 */
  --t-base:1rem;    /* 16 */
  --t-md:1.0625rem; /* 17 */
  --t-lg:1.3125rem; /* 21 */
  --t-xl:clamp(1.5rem,1.1rem + 1.6vw,1.875rem);
  --t-2xl:clamp(1.9rem,1.35rem + 2.4vw,2.75rem);
  --t-3xl:clamp(2.4rem,1.4rem + 4.4vw,4.25rem);

  /* --- espaciado base 4 --- */
  --s1:4px;  --s2:8px;  --s3:12px; --s4:16px; --s5:20px;
  --s6:24px; --s8:32px; --s10:40px; --s12:48px; --s16:64px;
  --s20:80px; --s24:96px; --s32:128px;

  --r-sm:3px; --r-md:6px; --r-lg:10px;
  --wrap:1280px;
  --gut:clamp(20px,4vw,48px);
  --hdr-h:74px;

  --ease:cubic-bezier(.22,.8,.3,1);
  --dur:200ms;

  --sh-1:0 1px 2px rgba(10,21,36,.06), 0 2px 6px rgba(10,21,36,.05);
  --sh-2:0 2px 4px rgba(10,21,36,.05), 0 8px 20px rgba(10,21,36,.07);
  --sh-3:0 4px 10px rgba(10,21,36,.07), 0 18px 44px rgba(10,21,36,.10);
}

/* ============================== reset base ============================== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--hdr-h) + 12px)}
body{
  margin:0;background:var(--white);color:var(--ink-900);
  font-family:var(--f-text);font-size:var(--t-md);line-height:1.65;
  font-feature-settings:'cv05' 1,'ss03' 1;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
h1,h2,h3{font-family:var(--f-disp);font-weight:700;line-height:1.08;letter-spacing:-.018em;margin:0;
  font-variation-settings:'wdth' 92}
p{margin:0}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit}
svg{fill:none}
.sprite{position:absolute;width:0;height:0;overflow:hidden}
.sprite g{stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;fill:none}
.ico{width:20px;height:20px;flex:none;stroke:currentColor;stroke-width:1.6;
  stroke-linecap:round;stroke-linejoin:round;fill:none}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gut)}

.skip{position:absolute;left:-9999px;top:0;z-index:200;background:var(--bl-600);color:#fff;
  padding:12px 18px;border-radius:0 0 var(--r-md) 0;font-weight:600}
.skip:focus{left:0}

:where(a,button,input,textarea,summary,[tabindex]):focus-visible{
  outline:2.5px solid var(--bl-500);outline-offset:3px;border-radius:2px}
.sec-dark :where(a,button,summary):focus-visible{outline-color:var(--bl-300)}

/* =============================== tipografía ============================== */
.kicker{
  display:flex;align-items:center;gap:var(--s3);
  font-family:var(--f-disp);font-size:var(--t-xs);font-weight:700;
  letter-spacing:.18em;text-transform:uppercase;color:var(--st-600);margin-bottom:var(--s4)
}
.kicker .num{
  font-size:var(--t-xs);color:var(--am);letter-spacing:.08em;
  padding:3px 7px;border:1px solid color-mix(in srgb,var(--am) 45%,transparent);border-radius:var(--r-sm);
  background:color-mix(in srgb,var(--am) 9%,transparent)
}
.kicker.on-dark{color:var(--st-400)}
.sec-h2{font-size:var(--t-2xl);max-width:20ch}
.sec-lead{margin-top:var(--s5);color:var(--st-600);max-width:62ch;font-size:var(--t-md)}
.sec-dark .sec-lead{color:var(--st-300)}

/* ================================ botones =============================== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:var(--s2);
  font-family:var(--f-disp);font-weight:700;font-size:var(--t-sm);letter-spacing:.05em;
  text-transform:uppercase;padding:12px 20px;border-radius:var(--r-sm);border:1.5px solid transparent;
  cursor:pointer;transition:background var(--dur) var(--ease),border-color var(--dur) var(--ease),
    color var(--dur) var(--ease),transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
  white-space:nowrap
}
.btn-lg{padding:15px 26px;font-size:var(--t-base)}
.btn .ico{width:18px;height:18px}
.btn:active{transform:translateY(1px)}

.btn-primary{background:var(--bl-600);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--bl-700);box-shadow:var(--sh-2)}

.btn-outline{border-color:rgba(255,255,255,.34);color:#fff;background:rgba(255,255,255,.05);
  backdrop-filter:blur(6px)}
.btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.13)}
.sec:not(.sec-dark) .btn-outline{border-color:var(--st-300);color:var(--ink-800);background:transparent}
.sec:not(.sec-dark) .btn-outline:hover{border-color:var(--ink-800);background:var(--st-100)}

.btn-ghost{color:var(--st-300);padding:9px 12px}

/* El formulario es una tarjeta clara dentro de una sección oscura: sin esto el
   botón secundario hereda el tratamiento para fondo oscuro y queda blanco sobre blanco. */
.form .btn-outline{border-color:var(--st-300);color:var(--ink-800);background:transparent;backdrop-filter:none}
.form .btn-outline:hover{border-color:var(--ink-800);background:var(--st-100)}
.btn-ghost:hover{color:#fff}

.btn-wa{background:var(--wa);color:#fff}
.btn-wa:hover{background:var(--wa-dark)}

.btn[disabled]{opacity:.5;pointer-events:none}

/* ================================= header =============================== */
.hdr{
  position:sticky;top:0;z-index:80;height:var(--hdr-h);
  background:color-mix(in srgb,var(--ink-900) 82%,transparent);
  backdrop-filter:saturate(1.4) blur(14px);
  border-bottom:1px solid rgba(255,255,255,.07);
  transition:background var(--dur) var(--ease),border-color var(--dur) var(--ease)
}
.hdr.is-stuck{background:color-mix(in srgb,var(--ink-950) 96%,transparent);border-bottom-color:rgba(255,255,255,.12)}
.hdr-in{height:100%;display:flex;align-items:center;gap:var(--s6)}

.brand{display:flex;align-items:center;gap:11px;flex:none}
.brand-mark{width:38px;height:33px;overflow:visible}
.bm-l{fill:var(--bl-500)}
.bm-r{fill:var(--bl-300)}
.bm-dash{stroke:#fff;stroke-width:2;stroke-linecap:round;fill:none}
.brand-txt{display:flex;flex-direction:column;line-height:1}
.brand-name{font-family:var(--f-disp);font-weight:800;font-size:24px;letter-spacing:-.02em;color:#fff;
  font-variation-settings:'wdth' 95}
.brand-name em{font-style:normal;color:var(--bl-400);padding-inline:1px}
.brand-sub{font-family:var(--f-disp);font-size:9.5px;font-weight:600;letter-spacing:.19em;
  text-transform:uppercase;color:var(--st-400);margin-top:4px}

.nav{display:flex;gap:var(--s1);margin-left:auto}
.nav a{
  position:relative;padding:9px 13px;font-size:var(--t-sm);font-weight:500;color:var(--st-300);
  border-radius:var(--r-sm);transition:color var(--dur) var(--ease),background var(--dur) var(--ease)
}
.nav a::after{
  content:'';position:absolute;left:13px;right:13px;bottom:4px;height:1.5px;background:var(--bl-500);
  transform:scaleX(0);transform-origin:left;transition:transform 240ms var(--ease)
}
.nav a:hover{color:#fff}
.nav a:hover::after,.nav a.active::after{transform:scaleX(1)}
.nav a.active{color:#fff}

.hdr-cta{display:flex;align-items:center;gap:var(--s3);margin-left:var(--s4)}
.hdr-tel{font-family:var(--f-text);text-transform:none;letter-spacing:0;font-weight:500;font-size:var(--t-sm)}
.burger{display:none;background:none;border:1px solid rgba(255,255,255,.2);border-radius:var(--r-sm);
  color:#fff;padding:9px;cursor:pointer;transition:background var(--dur) var(--ease)}
.burger:hover{background:rgba(255,255,255,.1)}

/* ================================== hero ================================ */
/* Layout partido: el texto vive sobre navy sólido y la foto ocupa la derecha.
   La unidad de la foto está a media altura, así que superponerle el titular
   la volvía ilegible: separarlos es más honesto con la imagen y con el texto. */
.hero{
  position:relative;background:var(--ink-950);color:#fff;overflow:hidden;isolation:isolate;
  display:flex;align-items:center;min-height:min(84vh,780px)
}
.hero-photo{position:absolute;inset:0;z-index:-2}
.hero-photo img{width:100%;height:100%;object-fit:cover;object-position:56% 50%}
.hero-photo::after{
  content:'';position:absolute;inset:0;
  background:
    linear-gradient(90deg,color-mix(in srgb,var(--ink-950) 86%,transparent) 0%,
      color-mix(in srgb,var(--ink-950) 58%,transparent) 34%,
      color-mix(in srgb,var(--ink-950) 18%,transparent) 62%,transparent 80%),
    linear-gradient(to top,
      color-mix(in srgb,var(--ink-950) 99%,transparent) 0%,
      color-mix(in srgb,var(--ink-950) 97%,transparent) 15%,
      color-mix(in srgb,var(--ink-950) 86%,transparent) 25%,
      color-mix(in srgb,var(--ink-950) 48%,transparent) 37%,transparent 58%)
}
.hero-lines{position:absolute;inset:0;width:100%;height:100%;z-index:-1;opacity:.28}
.hl{fill:none;stroke-linecap:round}
.hl-1{stroke:var(--bl-500);stroke-width:1.5;opacity:.55}
.hl-2{stroke:#fff;stroke-width:1;stroke-dasharray:10 14;opacity:.22}

.hero-in{padding-block:clamp(56px,8vw,96px);position:relative;width:100%}
.hero-txt{max-width:min(56%,620px)}
.eyebrow{
  display:inline-flex;align-items:center;gap:var(--s2);font-family:var(--f-disp);font-size:var(--t-xs);
  font-weight:600;letter-spacing:.17em;text-transform:uppercase;color:var(--st-300);
  border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.05);
  padding:7px 14px;border-radius:100px;backdrop-filter:blur(6px)
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--am);
  box-shadow:0 0 0 3px color-mix(in srgb,var(--am) 26%,transparent)}
.hero-h1{
  font-size:var(--t-3xl);font-weight:800;letter-spacing:-.03em;line-height:.98;
  margin-top:var(--s6);font-variation-settings:'wdth' 90;text-wrap:balance
}
.hl-word{background:linear-gradient(180deg,#fff 55%,var(--bl-300) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.hero-p{margin-top:var(--s6);max-width:52ch;font-size:clamp(1rem,.95rem + .3vw,1.1875rem);color:var(--st-200)}
.hero-btns{display:flex;flex-wrap:wrap;gap:var(--s3);margin-top:var(--s8)}

/* zócalo de datos, a todo el ancho debajo del hero */
.hero-stats{background:var(--ink-950);border-top:1px solid rgba(255,255,255,.09);
  padding-bottom:clamp(28px,4vw,44px)}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin:0;
  background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.11);
  border-radius:var(--r-md);overflow:hidden;transform:translateY(-50%)}
.stat{background:var(--ink-900);padding:var(--s5)}
.stat dt{font-size:var(--t-xs);letter-spacing:.12em;text-transform:uppercase;color:var(--st-400);
  font-family:var(--f-disp);font-weight:600}
.stat dd{margin:var(--s2) 0 0;font-family:var(--f-disp);font-weight:800;
  font-size:clamp(1.7rem,1.2rem + 1.6vw,2.3rem);line-height:1;letter-spacing:-.02em;
  font-variation-settings:'wdth' 92;color:#fff}
.stat dd small{font-size:var(--t-sm);font-weight:600;color:var(--st-300);letter-spacing:0;margin-left:4px}

/* ================================= franja =============================== */
.band{background:var(--bl-800);color:#fff;border-block:1px solid rgba(255,255,255,.1)}
.band-in{display:flex;align-items:center;justify-content:space-between;gap:var(--s4);
  padding-block:var(--s5);flex-wrap:wrap}
.band-i{display:flex;align-items:center;gap:var(--s3);font-family:var(--f-disp);font-weight:700;
  font-size:var(--t-sm);letter-spacing:.13em;text-transform:uppercase}
.band-i .ico{color:var(--bl-300)}
.band-sep{flex:1;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.28),transparent);min-width:20px}

/* ============================== secciones ============================== */
.sec{padding-block:clamp(64px,8vw,120px)}
.sec-alt{background:var(--paper)}
.sec-dark{background:var(--ink-900);color:#fff;
  background-image:radial-gradient(1100px 520px at 88% -8%,rgba(26,121,224,.13),transparent 62%)}
.sec-head{max-width:62ch;margin-inline:auto;text-align:center;margin-bottom:clamp(40px,5vw,64px)}
.sec-head .kicker{justify-content:center}
.sec-head .sec-h2{margin-inline:auto}
.sec-head .sec-lead{margin-inline:auto}
.sec-head-l{text-align:left;margin-inline:0}
.sec-head-l .kicker{justify-content:flex-start}
.sec-head-l .sec-h2,.sec-head-l .sec-lead{margin-inline:0}

/* ================================ servicios ============================= */
.grid-svc{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:var(--st-200);border:1px solid var(--st-200);border-radius:var(--r-md);overflow:hidden}
.svc{background:var(--white);padding:var(--s8) var(--s6) var(--s10);position:relative;
  transition:background var(--dur) var(--ease)}
.svc::before{content:'';position:absolute;left:0;top:0;width:100%;height:2px;background:var(--bl-600);
  transform:scaleX(0);transform-origin:left;transition:transform 300ms var(--ease)}
.svc:hover{background:var(--st-100)}
.svc:hover::before{transform:scaleX(1)}
.svc-ico{width:30px;height:30px;stroke:var(--bl-600);stroke-width:1.5;stroke-linecap:round;
  stroke-linejoin:round;fill:none}
.svc h3{font-size:var(--t-lg);margin-top:var(--s5)}
.svc p{margin-top:var(--s3);color:var(--st-600);font-size:var(--t-base)}

/* ================================== flota =============================== */
.grid-fleet{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--s5)}
.unit{
  background:linear-gradient(180deg,var(--ink-800),var(--ink-850));
  border:1px solid rgba(255,255,255,.09);border-radius:var(--r-md);padding:var(--s6);
  display:flex;flex-direction:column;transition:border-color var(--dur) var(--ease),transform var(--dur) var(--ease)
}
.unit:hover{border-color:rgba(78,154,236,.42);transform:translateY(-2px)}
.unit-head{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--s3)}
.unit-head h3{font-size:var(--t-lg);color:#fff;max-width:16ch}
.qty{font-family:var(--f-disp);font-weight:800;font-size:var(--t-lg);color:var(--am);flex:none;line-height:1.1}
.tag{font-family:var(--f-disp);font-size:10px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--bl-300);border:1px solid rgba(141,190,243,.34);border-radius:100px;padding:5px 10px;flex:none;white-space:nowrap}

.dwg-box{
  margin:var(--s6) 0;padding:var(--s4) var(--s2);border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.07);
  background:
    repeating-linear-gradient(0deg,rgba(141,190,243,.07) 0 1px,transparent 1px 22px),
    repeating-linear-gradient(90deg,rgba(141,190,243,.07) 0 1px,transparent 1px 22px),
    radial-gradient(120% 130% at 50% 0%,#0C1A2C,#070F1B)
}
.dwg{width:100%;height:auto;display:block;color:var(--bl-300)}
.dw-fill{fill:#20344C;stroke:#8DBEF3;stroke-width:1.1;stroke-linejoin:round}
.dw-panel{fill:#17293E;stroke:#8DBEF3;stroke-width:1.2;stroke-linejoin:round}
.dw-line{fill:none;stroke:#5E86AE;stroke-width:1;stroke-linejoin:round;stroke-linecap:round}
.dw-solid{fill:#8DBEF3;stroke:none}
.dw-glass{fill:#2E5F94;stroke:#8DBEF3;stroke-width:1;opacity:.9}
.dw-post{stroke:#8DBEF3;stroke-width:2;stroke-linecap:round}
.dw-tyre{fill:#0B1523;stroke:#8DBEF3;stroke-width:1.3}
.dw-rim{fill:#33506F;stroke:#8DBEF3;stroke-width:1}
.dw-ground{stroke:#3A5876;stroke-width:1;stroke-dasharray:4 5}
.dw-dim path{stroke:var(--am);stroke-width:.9;fill:none;stroke-linecap:round}
.dw-dim path:first-child{stroke-dasharray:3 3;opacity:.6}
.dw-txt{fill:var(--am);font-family:var(--f-disp);font-size:11px;font-weight:700;
  letter-spacing:.08em;text-anchor:middle;text-transform:uppercase}

.specs{margin-top:auto;border-top:1px solid rgba(255,255,255,.09);padding-top:var(--s4);display:grid;gap:var(--s2)}
.specs li{display:flex;justify-content:space-between;gap:var(--s4);font-size:var(--t-sm);align-items:baseline}
.specs span{color:var(--st-400);flex:none}
.specs b{color:var(--st-200);font-weight:500;text-align:right;min-width:0;flex:1 1 auto}

.gal{display:grid;grid-template-columns:repeat(6,1fr);grid-auto-rows:clamp(150px,15vw,215px);gap:var(--s3);margin-top:var(--s10)}
.gal-i{margin:0;position:relative;border-radius:var(--r-sm);overflow:hidden;grid-column:span 2;
  background:var(--ink-800);border:1px solid rgba(255,255,255,.08)}
.gal-lg{grid-column:span 4}
.gal-half{grid-column:span 3}
.gal-i img{width:100%;height:100%;object-fit:cover;
  transition:transform 420ms var(--ease);filter:saturate(.92) contrast(1.03)}
.gal-i:hover img{transform:scale(1.035)}
.gal-i figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:var(--s6) var(--s4) var(--s3);
  font-family:var(--f-disp);font-size:var(--t-xs);font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:#fff;background:linear-gradient(to top,rgba(6,13,22,.92),transparent)
}

/* ================================ cobertura ============================= */
.cob{display:grid;grid-template-columns:1fr .92fr;gap:clamp(32px,5vw,72px);align-items:center}
.cob>*{min-width:0}
.cov-list{display:grid;gap:var(--s5);margin:var(--s10) 0}
.cov-list li{display:grid;grid-template-columns:auto 1fr;gap:var(--s5);align-items:start;
  padding-bottom:var(--s5);border-bottom:1px solid var(--st-200)}
.cov-list li:last-child{border-bottom:0;padding-bottom:0}
.cov-tag{font-family:var(--f-disp);font-size:var(--t-xs);font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;color:var(--bl-700);background:color-mix(in srgb,var(--bl-600) 9%,transparent);
  border:1px solid color-mix(in srgb,var(--bl-600) 22%,transparent);
  border-radius:var(--r-sm);padding:6px 11px;white-space:nowrap;height:fit-content}
.cov-list p{color:var(--st-600);font-size:var(--t-base)}

.cob-map{margin:0;max-width:100%;background:var(--ink-900);border-radius:var(--r-md);padding:var(--s6) var(--s4) var(--s4);
  border:1px solid var(--ink-700);box-shadow:var(--sh-3);
  background-image:radial-gradient(80% 60% at 50% 0%,rgba(26,121,224,.16),transparent 70%)}
.cob-map svg{width:100%;height:auto;max-height:min(80vh,780px);display:block;margin-inline:auto}
.cob-map figcaption{margin-top:var(--s4);text-align:center;font-size:var(--t-xs);color:var(--st-400);
  letter-spacing:.04em}
.map-land{fill:url(#mapFill);stroke:#3E6C9E;stroke-width:1.3;stroke-linejoin:round}
.map-routes path{stroke:var(--bl-400);stroke-width:1.1;opacity:.42;stroke-dasharray:13 15;stroke-linecap:round}

/* Pulsos que salen de la base y recorren cada ruta hasta su ciudad.
   pathLength="1000" en cada trazo iguala la velocidad en tramos de distinto largo. */
.map-flow path{
  stroke:#B6D8FF;stroke-width:2.4;stroke-linecap:round;
  stroke-dasharray:54 1000;stroke-dashoffset:54;opacity:0
}
.cob-map.in.live .map-flow path{
  animation:mapFlow 4.2s cubic-bezier(.45,.05,.55,.95) infinite;
  animation-delay:calc(1.1s + var(--i) * .235s)
}
@keyframes mapFlow{
  0%{stroke-dashoffset:54;opacity:0}
  7%{opacity:.95}
  82%{opacity:.95}
  100%{stroke-dashoffset:-1000;opacity:0}
}
.map-nodes text{fill:var(--st-300);font-family:var(--f-disp);font-size:12px;font-weight:600;letter-spacing:.04em}
.map-nodes .node-l text{text-anchor:end}
.map-nodes .pin{fill:var(--bl-400);stroke:var(--ink-900);stroke-width:1.4}
.node-hub .pin{fill:var(--am);stroke:var(--ink-900);stroke-width:2}
.node-hub .halo{fill:none;stroke:var(--am);stroke-width:1.2;opacity:.5}
.node-hub text{fill:#fff;font-size:13px;font-weight:800;letter-spacing:.06em;text-transform:uppercase}

/* ================================= proceso ============================== */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(232px,1fr));gap:var(--s5);
  counter-reset:step;position:relative}
.step{background:var(--white);border:1px solid var(--st-200);border-radius:var(--r-md);
  padding:var(--s6);position:relative;transition:box-shadow var(--dur) var(--ease),border-color var(--dur) var(--ease)}
.step:hover{box-shadow:var(--sh-2);border-color:var(--st-300)}
.step-n{font-family:var(--f-disp);font-weight:800;font-size:var(--t-lg);color:var(--bl-600);
  display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;
  border:1.5px solid color-mix(in srgb,var(--bl-600) 28%,transparent);border-radius:var(--r-sm);
  background:color-mix(in srgb,var(--bl-600) 7%,transparent)}
.step h3{font-size:var(--t-lg);margin-top:var(--s5)}
.step p{margin-top:var(--s3);color:var(--st-600);font-size:var(--t-base)}

.pillars{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:var(--s8) var(--s6);
  margin-top:clamp(48px,6vw,80px);padding-top:clamp(40px,5vw,64px);border-top:1px solid var(--st-200)}
.pillar .ico{width:26px;height:26px;color:var(--bl-600);stroke-width:1.5}
.pillar h3{font-size:var(--t-base);margin-top:var(--s4);letter-spacing:.01em}
.pillar p{margin-top:var(--s2);color:var(--st-600);font-size:var(--t-sm);line-height:1.6}

/* ================================= cotizar ============================== */
.cot{display:grid;grid-template-columns:.85fr 1fr;gap:clamp(32px,5vw,72px);align-items:start}
.cot>*{min-width:0}
.need{margin:var(--s10) 0 var(--s8);padding:var(--s6);border:1px solid rgba(255,255,255,.11);
  border-radius:var(--r-md);background:rgba(255,255,255,.035)}
.need-t{font-family:var(--f-disp);font-weight:700;font-size:var(--t-sm);letter-spacing:.11em;
  text-transform:uppercase;color:var(--st-300)}
.need ul{margin-top:var(--s4);display:grid;gap:var(--s3)}
.need li{display:flex;align-items:center;gap:var(--s3);font-size:var(--t-base);color:var(--st-200)}
.need .ico{width:18px;height:18px;color:var(--bl-400)}

.contacts{display:grid;gap:var(--s2);min-width:0}
.ctc>*{min-width:0}
.ctc{display:flex;align-items:center;gap:var(--s4);padding:var(--s4);border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.09);background:rgba(255,255,255,.03);
  transition:border-color var(--dur) var(--ease),background var(--dur) var(--ease)}
.ctc:hover{border-color:rgba(78,154,236,.5);background:rgba(78,154,236,.09)}
.ctc .ico{width:22px;height:22px;color:var(--bl-400)}
.ctc span{display:flex;flex-direction:column;min-width:0}
.ctc b{font-family:var(--f-disp);font-weight:700;font-size:var(--t-base);color:#fff;
  overflow-wrap:anywhere;line-height:1.3}
.ctc small{color:var(--st-400);font-size:var(--t-xs);letter-spacing:.06em;text-transform:uppercase;margin-top:2px}

.form{background:var(--white);color:var(--ink-900);border-radius:var(--r-md);padding:clamp(18px,3vw,36px);
  box-shadow:var(--sh-3);display:grid;gap:var(--s5)}
.form>*{min-width:0}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:var(--s4);min-width:0}
.f-row>*{min-width:0}
.f-row-3{grid-template-columns:repeat(3,1fr)}
.field{display:flex;flex-direction:column;min-width:0;border:0;padding:0;margin:0}
.field label,.field legend{font-family:var(--f-disp);font-size:var(--t-xs);font-weight:700;
  letter-spacing:.11em;text-transform:uppercase;color:var(--st-600);margin-bottom:var(--s2);padding:0}
.field abbr{color:var(--bl-600);text-decoration:none}
.field input,.field textarea{
  font:inherit;font-size:var(--t-base);color:var(--ink-900);background:var(--st-100);
  border:1.5px solid var(--st-200);border-radius:var(--r-sm);padding:12px 14px;width:100%;min-width:0;
  transition:border-color var(--dur) var(--ease),background var(--dur) var(--ease),box-shadow var(--dur) var(--ease)
}
.field textarea{resize:vertical;min-height:104px}
.field input::placeholder,.field textarea::placeholder{color:var(--st-400)}
.field input:hover,.field textarea:hover{border-color:var(--st-300)}
.field input:focus,.field textarea:focus{outline:none;background:var(--white);border-color:var(--bl-600);
  box-shadow:0 0 0 3px color-mix(in srgb,var(--bl-600) 15%,transparent)}
.field input[aria-invalid="true"]{border-color:#C8322B;background:#FDF3F2}
.err{min-height:0;font-size:var(--t-sm);color:#B0261F;margin-top:6px;display:none;align-items:center;gap:6px}
.err.on{display:flex}

.chips{display:flex;flex-wrap:wrap;gap:var(--s2)}
.chip{position:relative;cursor:pointer}
.chip input{position:absolute;opacity:0;width:0;height:0}
.chip span{display:inline-block;padding:9px 15px;border:1.5px solid var(--st-200);border-radius:100px;
  font-size:var(--t-sm);font-weight:500;background:var(--st-100);color:var(--st-600);
  transition:all var(--dur) var(--ease)}
.chip:hover span{border-color:var(--st-300);color:var(--ink-800)}
.chip input:checked+span{background:var(--bl-600);border-color:var(--bl-600);color:#fff}
.chip input:focus-visible+span{outline:2.5px solid var(--bl-500);outline-offset:3px}

.f-actions{display:flex;flex-wrap:wrap;gap:var(--s3);margin-top:var(--s1)}
.f-note{font-size:var(--t-sm);color:var(--st-500);line-height:1.55}
.f-live{font-size:var(--t-sm);font-weight:600;color:var(--bl-700);min-height:1.2em}

/* =================================== faq ================================ */
.faq-wrap{max-width:920px}
.faq{margin-top:var(--s8);border-top:1px solid var(--st-200)}
.faq details{border-bottom:1px solid var(--st-200)}
.faq summary{
  display:flex;align-items:center;justify-content:space-between;gap:var(--s5);cursor:pointer;
  padding:var(--s5) 0;list-style:none;font-family:var(--f-disp);font-weight:700;
  font-size:clamp(1.0625rem,1rem + .35vw,1.25rem);letter-spacing:-.01em;
  transition:color var(--dur) var(--ease)
}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:var(--bl-700)}
.faq-i{width:22px;height:22px;flex:none;color:var(--bl-600);transition:transform 260ms var(--ease)}
.faq details[open] .faq-i{transform:rotate(45deg)}
.faq-a{padding:0 0 var(--s6);max-width:70ch}
.faq-a p{color:var(--st-600)}

/* ================================= cierre =============================== */
.cta-final{position:relative;background:var(--ink-950);color:#fff;text-align:center;isolation:isolate;overflow:hidden}
.cta-media{position:absolute;inset:0;z-index:-1}
.cta-media img{width:100%;height:100%;object-fit:cover;object-position:50% 62%;opacity:.5;filter:grayscale(.12) contrast(1.06)}
.cta-final::after{content:'';position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,color-mix(in srgb,var(--ink-950) 76%,transparent),color-mix(in srgb,var(--ink-950) 90%,transparent))}
.cta-in{padding-block:clamp(56px,7vw,96px)}
.cta-final h2{font-size:var(--t-2xl);max-width:none}
.cta-final p{margin-top:var(--s3);color:var(--st-300)}
.cta-final .hero-btns{justify-content:center}

/* ================================= footer =============================== */
.ft{background:var(--ink-950);color:var(--st-300);padding-top:clamp(48px,6vw,80px);
  border-top:1px solid rgba(255,255,255,.08)}
.ft-in{display:grid;grid-template-columns:1.5fr 1fr 1.4fr 1.2fr;gap:var(--s10) var(--s8);
  padding-bottom:var(--s12)}
.ft-claim{margin-top:var(--s5);font-size:var(--t-sm);color:var(--st-400);max-width:34ch;line-height:1.7}
.ft h3{font-family:var(--f-disp);font-size:var(--t-xs);font-weight:700;letter-spacing:.16em;
  text-transform:uppercase;color:#fff;margin-bottom:var(--s5)}
.ft-nav,.ft-col{display:flex;flex-direction:column;gap:var(--s3);font-size:var(--t-sm)}
.ft-nav a,.ft-col a{color:var(--st-400);transition:color var(--dur) var(--ease);overflow-wrap:anywhere}
.ft-nav a:hover,.ft-col a:hover{color:#fff}
.ft-col p{color:var(--st-400)}
.ft-bot{display:flex;justify-content:space-between;gap:var(--s4);flex-wrap:wrap;
  padding-block:var(--s5);border-top:1px solid rgba(255,255,255,.08);font-size:var(--t-xs);color:var(--st-400)}
.ft-legal{font-family:var(--f-disp);letter-spacing:.13em;text-transform:uppercase}

/* ================================ wa fab =============================== */
.wa-fab{
  position:fixed;right:clamp(16px,3vw,28px);bottom:clamp(16px,3vw,28px);z-index:70;
  display:inline-flex;align-items:center;gap:var(--s2);background:var(--wa);color:#fff;
  padding:12px 18px;border-radius:100px;font-family:var(--f-disp);font-weight:700;font-size:var(--t-sm);
  letter-spacing:.06em;text-transform:uppercase;
  box-shadow:0 4px 12px rgba(6,13,22,.24),0 12px 30px rgba(6,13,22,.22);
  transform:translateY(120%);opacity:0;
  transition:transform 320ms var(--ease),opacity 320ms var(--ease),background var(--dur) var(--ease)
}
.wa-fab.on{transform:translateY(0);opacity:1}
.wa-fab:hover{background:var(--wa-dark)}
.wa-fab .ico{width:20px;height:20px}

/* =============================== reveal ================================ */
.rv{opacity:0;transform:translateY(16px);transition:opacity 620ms var(--ease),transform 620ms var(--ease)}
.rv.in{opacity:1;transform:none}
.dwg .dw-dim path,.dwg .dw-txt{opacity:0;transition:opacity 500ms 320ms var(--ease)}
.unit.in .dwg .dw-dim path{opacity:1}
.unit.in .dwg .dw-dim path:first-child{opacity:.6}
.unit.in .dwg .dw-txt{opacity:1}
.map-routes path{stroke-dashoffset:280;transition:stroke-dashoffset 1.6s var(--ease)}
.cob-map.in .map-routes path{stroke-dashoffset:0}
.map-nodes .node{opacity:0;transition:opacity 420ms var(--ease);transition-delay:calc(var(--i) * 70ms)}
.cob-map.in .map-nodes .node{opacity:1}
.map-nodes .pin{transition:r 300ms var(--ease)}
.cob-map.in.live .node:not(.node-hub) .pin{animation:pinPop 4.2s var(--ease) infinite;
  animation-delay:calc(2.9s + var(--i) * .235s)}
@keyframes pinPop{0%,100%{r:3.6}6%{r:6.2}14%{r:3.6}}
.cob-map.in.live .node-hub .halo{animation:pulse 2.8s var(--ease) infinite}
@keyframes pulse{0%{r:8;opacity:.7}70%{r:20;opacity:0}100%{r:20;opacity:0}}

/* ============================== responsive ============================= */
@media (max-width:1080px){
  .grid-svc{grid-template-columns:repeat(2,1fr)}
  .grid-fleet{grid-template-columns:1fr}
  .cob,.cot{grid-template-columns:1fr}
  .cob-map{order:-1;max-width:520px;margin-inline:auto}
  .ft-in{grid-template-columns:1fr 1fr}
  .gal-i,.gal-lg,.gal-half{grid-column:span 3}
  .gal{grid-auto-rows:clamp(140px,18vw,190px)}
}
@media (max-width:900px){
  .hero{display:block;min-height:0}
  .hero-photo{position:relative;inset:auto;aspect-ratio:16/10;z-index:0}
  .hero-photo::after{background:linear-gradient(to top,var(--ink-950) 2%,transparent 46%)}
  .hero-lines{width:100%}
  .hero-txt{max-width:none}
  .hero-in{padding-block:var(--s8) clamp(36px,6vw,56px)}
  .stats{transform:none;margin-top:0}
  .hero-stats{padding:var(--s6) 0 var(--s2)}
  .hdr-tel span{display:none}
  .hdr-tel{padding:9px}
  .nav{
    position:fixed;inset:var(--hdr-h) 0 auto;flex-direction:column;gap:0;margin:0;
    background:var(--ink-950);border-bottom:1px solid rgba(255,255,255,.12);padding:var(--s3) var(--gut) var(--s6);
    transform:translateY(-12px);opacity:0;pointer-events:none;visibility:hidden;
    transition:opacity 220ms var(--ease),transform 220ms var(--ease),visibility 220ms
  }
  .nav.open{transform:none;opacity:1;pointer-events:auto;visibility:visible}
  .nav a{padding:var(--s4) 0;font-size:var(--t-lg);font-family:var(--f-disp);font-weight:700;
    border-bottom:1px solid rgba(255,255,255,.07);border-radius:0}
  .nav a::after{display:none}
  .burger{display:inline-flex}
  .stats{grid-template-columns:1fr 1fr}
  .f-row,.f-row-3{grid-template-columns:1fr}
  .band-in{justify-content:flex-start;gap:var(--s5)}
  .band-sep{display:none}
}
@media (max-width:420px){
  /* pantallas muy angostas (iPhone con zoom de pantalla, SE): los botones
     pasan a ancho completo en vez de forzar el ancho del contenedor */
  .btn{white-space:normal;text-wrap:balance}
  .f-actions{flex-direction:column;align-items:stretch}
  .f-actions .btn{width:100%}
  .hero-btns{flex-direction:column;align-items:stretch}
  .hero-btns .btn{width:100%}
  .cta-final .hero-btns .btn{width:100%}
  .chip span{padding:9px 12px}
}
@media (max-width:640px){
  :root{--hdr-h:64px}
  .brand-mark{width:32px;height:28px}
  .brand-name{font-size:20px}
  .brand-sub{font-size:8.5px;letter-spacing:.16em}
  .hdr-cta .btn-primary{display:none}
  .gal{grid-template-columns:1fr}
  .gal-i,.gal-lg,.gal-half{grid-column:span 1}
  .grid-svc{grid-template-columns:1fr}
  .grid-fleet{grid-template-columns:1fr}
  .ft-in{grid-template-columns:1fr;gap:var(--s8)}
  .unit{padding:var(--s5)}
  .specs li{display:grid;grid-template-columns:1fr;gap:2px}
  .specs b{text-align:left}
  .stats{grid-template-columns:1fr 1fr}
  .stat{padding:var(--s4)}
  .cov-list li{grid-template-columns:1fr;gap:var(--s3)}
  .cov-tag{justify-self:start}
  .ctc b{font-size:var(--t-sm);letter-spacing:-.01em}
  .wa-fab span{display:none}
  .wa-fab{padding:14px;border-radius:50%}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;
    transition-duration:.01ms!important}
  .rv{opacity:1;transform:none}
  .map-routes path{stroke-dashoffset:0}
  .map-flow{display:none}
  .map-nodes .node,.dwg .dw-dim path,.dwg .dw-txt{opacity:1}
}
@media print{
  .hdr,.wa-fab,.hero-lines,.skip{display:none}
  body{background:#fff;color:#000}
  .sec-dark{background:#fff;color:#000}
}