/* =====================================================================
   LF PAVIMENTOS — Premium · Mobile-first
   Identidad: grafito pulido + hueso cálido + ámbar "atardecer sobre hormigón"
   ===================================================================== */

:root{
  --g950:#07090d; --g900:#0d1117; --g850:#121823; --g800:#18202d; --g700:#243044; --g600:#37465f;
  --bone:#f3efe7; --bone2:#e8e2d4; --ink:#10151d;
  --mute-d:#a9b4c5;      /* sobre oscuro  ≈ 8:1 */
  --mute-l:#4a5567;      /* sobre hueso   ≈ 7:1 */
  --amber:#ffa24c; --amber2:#ffc58c; --amber-deep:#8f4300; /* amber-deep sobre hueso ≈ 6:1 */
  --blue:#0750ab; --blue-l:#5aa0ff; --blue-d:#04234f;
  --wa:#0f8f4b;

  --f-display:'Bricolage Grotesque','Segoe UI',system-ui,sans-serif;
  --f-body:'DM Sans','Segoe UI',system-ui,sans-serif;
  --f-mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,monospace;

  --ease:cubic-bezier(.22,1,.36,1);
  --ios:cubic-bezier(.32,.72,0,1);
  --r-md:20px; --r-lg:28px; --r-xl:36px;
  --pad:20px;
  --sat:env(safe-area-inset-top,0px); --sab:env(safe-area-inset-bottom,0px);
  --hh:72px;
}

*,*::before,*::after{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--hh) + var(--sat) + 12px);-webkit-text-size-adjust:100%}
html.lock{overflow:hidden}
body{margin:0;background:var(--g950);color:#fff;font-family:var(--f-body);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:clip}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
h1,h2,h3,h4,p,ul,ol{margin:0;padding:0}
ul,ol{list-style:none}
svg{display:block}
:focus-visible{outline:3px solid var(--amber);outline-offset:3px;border-radius:12px}
::selection{background:var(--amber);color:var(--ink)}

.wrap{width:min(1240px,100% - var(--pad)*2);margin-inline:auto}
.mono{font-family:var(--f-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;font-weight:600}
.kicker{color:var(--amber);display:flex;align-items:center;gap:12px}
.kicker::before{content:'';width:28px;height:2px;background:currentColor;border-radius:2px}

/* grano sutil (estático, barato) */
body::after{content:'';position:fixed;inset:0;z-index:90;pointer-events:none;opacity:.045;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 .9 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>")}

/* =====================================================================
   Skeletons / loading
   ===================================================================== */
.skel{position:relative;background:var(--g800);overflow:hidden}
.skel::before{content:'';position:absolute;inset:0;z-index:2;background:linear-gradient(100deg,transparent 20%,rgba(255,255,255,.09) 50%,transparent 80%);transform:translateX(-100%);animation:shimmer 1.4s infinite;pointer-events:none;transition:opacity .5s}
.skel img{opacity:0;transition:opacity .8s var(--ease),transform 1.2s var(--ease)}
.skel.is-loaded::before{opacity:0;animation:none}
.skel.is-loaded img{opacity:1}
@keyframes shimmer{to{transform:translateX(100%)}}

.loader{position:fixed;inset:0;z-index:200;display:none;place-items:center;pointer-events:all}
.js .loader{display:grid}
.loader-panel{position:absolute;left:0;right:0;height:50.5%;background:var(--g950);transition:transform 1s var(--ios)}
.loader-top{top:0}.loader-bottom{bottom:0}
.loader-core{position:relative;z-index:2;display:flex;flex-direction:column;align-items:center;gap:18px;width:min(280px,70vw);transition:opacity .4s,transform .6s var(--ease)}
.loader-mark{width:84px;height:84px;filter:drop-shadow(0 12px 40px rgba(43,123,255,.45));animation:mark-in 1s var(--ease) both}
@keyframes mark-in{from{opacity:0;transform:scale(.6) rotate(-12deg)}to{opacity:1;transform:none}}
.loader-brand{font:700 22px var(--f-display);letter-spacing:-.02em}
.loader-brand span{color:var(--amber)}
.loader-bar{width:100%;height:3px;background:rgba(255,255,255,.12);border-radius:3px;overflow:hidden}
.loader-bar i{display:block;height:100%;width:100%;background:linear-gradient(90deg,var(--blue-l),var(--amber));transform:scaleX(0);transform-origin:left}
.loader-count{font:600 14px var(--f-mono);color:var(--mute-d);letter-spacing:.1em}
.loader-count small{margin-left:2px;font-size:12px}
.loader-skel{display:flex;gap:8px}
.loader-skel i{width:36px;height:6px;border-radius:6px;background:rgba(255,255,255,.1);animation:pulse-bar 1.2s infinite ease-in-out}
.loader-skel i:nth-child(2){animation-delay:.15s}.loader-skel i:nth-child(3){animation-delay:.3s}
@keyframes pulse-bar{0%,100%{opacity:.25}50%{opacity:1}}
.loader.done .loader-core{opacity:0;transform:scale(.9)}
.loader.done .loader-top{transform:translateY(-101%)}
.loader.done .loader-bottom{transform:translateY(101%)}
.loader.gone{display:none}

/* progreso de scroll */
.progress{position:fixed;top:0;left:0;right:0;height:3px;z-index:60;pointer-events:none}
.progress i{display:block;height:100%;background:linear-gradient(90deg,var(--blue-l),var(--amber));transform:scaleX(0);transform-origin:left;will-change:transform}

/* cursor (solo puntero fino) */
.cursor{display:none}
@media (hover:hover) and (pointer:fine){
  .cursor{display:block;position:fixed;top:0;left:0;z-index:95;pointer-events:none;width:0;height:0;will-change:transform}
  .cursor i{position:absolute;left:-18px;top:-18px;width:36px;height:36px;border-radius:50%;border:1.5px solid rgba(255,255,255,.7);mix-blend-mode:difference;transition:transform .35s var(--ease),background .3s;transform:scale(.4)}
  .cursor.grow i{transform:scale(1.6);background:rgba(255,255,255,.9)}
}

/* =====================================================================
   Botones & microinteracciones táctiles
   ===================================================================== */
.btn{position:relative;overflow:hidden;display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:56px;padding:0 26px;border-radius:999px;font:700 16px var(--f-body);letter-spacing:.01em;transition:transform .25s var(--ease),background .3s,box-shadow .3s,color .3s,opacity .2s;will-change:transform;-webkit-user-select:none;user-select:none}
.btn svg{width:20px;height:20px;flex:none;transition:transform .35s var(--ease)}
.btn:active,.card:active,.contact-row:active,.sheet-links a:active,.text-link:active,.floating-wa:active{transform:scale(.97);opacity:.92}
.btn-amber{background:linear-gradient(135deg,#ffb870,var(--amber));color:var(--ink);box-shadow:0 10px 30px -8px rgba(255,162,76,.55),inset 0 1px 0 rgba(255,255,255,.5)}
.btn-glass{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.22);-webkit-backdrop-filter:blur(14px) saturate(160%);backdrop-filter:blur(14px) saturate(160%)}
.btn-white{background:#fff;color:var(--blue-d);box-shadow:0 12px 30px -10px rgba(0,0,0,.5)}
.btn-ink{background:var(--ink);color:#fff;box-shadow:0 14px 34px -12px rgba(16,21,29,.6)}
.btn-outline-ink{border:1.5px solid rgba(16,21,29,.28);color:var(--ink)}
.btn::after{content:'';position:absolute;inset:0;background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.55) 50%,transparent 70%);transform:translateX(-120%);transition:transform .8s var(--ease);pointer-events:none}
@media (hover:hover){
  .btn:hover{transform:translateY(-3px)}
  .btn:hover::after{transform:translateX(120%)}
  .btn:hover svg{transform:translate(3px,-3px)}
  .btn-glass:hover{background:rgba(255,255,255,.18)}
  .btn-outline-ink:hover{background:var(--ink);color:#fff}
}
.ripple{position:absolute;border-radius:50%;pointer-events:none;background:currentColor;opacity:.22;transform:scale(0);animation:ripple .7s var(--ease) forwards}
@keyframes ripple{to{transform:scale(1);opacity:0}}

.glass{background:linear-gradient(135deg,rgba(255,255,255,.12),rgba(255,255,255,.05));border:1px solid rgba(255,255,255,.14);-webkit-backdrop-filter:blur(18px) saturate(150%);backdrop-filter:blur(18px) saturate(150%);box-shadow:0 20px 50px -20px rgba(0,0,0,.6),inset 0 1px 0 rgba(255,255,255,.12)}

/* =====================================================================
   Header (pill flotante) + hamburguesa
   ===================================================================== */
.header{position:fixed;top:calc(var(--sat) + 10px);left:0;right:0;z-index:70;padding:0 12px;transition:transform .6s var(--ease)}
.header.hide{transform:translateY(calc(-100% - 24px))}
.header-pill{max-width:1240px;margin-inline:auto;height:var(--hh);padding:0 10px 0 16px;display:flex;align-items:center;justify-content:space-between;border-radius:999px;background:rgba(13,17,23,.5);border:1px solid rgba(255,255,255,.12);-webkit-backdrop-filter:blur(20px) saturate(170%);backdrop-filter:blur(20px) saturate(170%);box-shadow:0 18px 40px -18px rgba(0,0,0,.7);transition:background .4s,box-shadow .4s}
.header.scrolled .header-pill{background:rgba(13,17,23,.78)}
.brand{display:flex;align-items:center;gap:12px;min-height:48px;font:700 19px var(--f-display);letter-spacing:-.02em}
.brand svg{width:42px;height:42px;border-radius:12px;filter:drop-shadow(0 6px 14px rgba(7,80,171,.55))}
.brand b{color:var(--amber);font-weight:700}
.links{display:none}
.menu-toggle{position:relative;width:52px;height:52px;border-radius:50%;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);display:grid;place-items:center;transition:transform .25s var(--ease),background .3s}
.menu-toggle:active{transform:scale(.92)}
.menu-toggle span{position:absolute;left:15px;right:15px;height:2px;border-radius:2px;background:#fff;transition:transform .5s var(--ios),top .5s var(--ios)}
.menu-toggle span:first-child{top:21px}.menu-toggle span:last-child{top:29px}
.menu-toggle[aria-expanded="true"] span:first-child{top:25px;transform:rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:last-child{top:25px;transform:rotate(-45deg)}

/* =====================================================================
   Bottom sheets (menú / contacto / galería)
   ===================================================================== */
.backdrop{position:fixed;inset:0;z-index:80;background:rgba(3,5,8,.62);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);opacity:0;visibility:hidden;transition:opacity .5s var(--ease),visibility 0s .5s}
.backdrop.show{opacity:1;visibility:visible;transition-delay:0s}
.sheet{position:fixed;left:0;right:0;bottom:0;z-index:85;max-height:92svh;display:flex;flex-direction:column;border-radius:var(--r-xl) var(--r-xl) 0 0;background:linear-gradient(180deg,#171f2d,#0d1117 70%);border:1px solid rgba(255,255,255,.12);border-bottom:0;box-shadow:0 -30px 80px -20px rgba(0,0,0,.8);transform:translate3d(0,102%,0);visibility:hidden;transition:transform .6s var(--ios),visibility 0s .6s;will-change:transform;overscroll-behavior:contain}
.sheet.open{transform:translate3d(0,0,0);visibility:visible;transition-delay:0s}
.sheet.dragging{transition:none}
.sheet-grab{flex:none;height:32px;display:grid;place-items:center;touch-action:none;cursor:grab}
.sheet-grab i{width:44px;height:5px;border-radius:5px;background:rgba(255,255,255,.28)}
.sheet-body{padding:6px var(--pad) calc(24px + var(--sab));overflow:auto;-webkit-overflow-scrolling:touch}
.sheet-eyebrow{color:var(--amber);margin-bottom:14px}
.sheet-close{position:absolute;top:14px;right:14px;z-index:3;width:48px;height:48px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.14);transition:transform .2s}
.sheet-close:active{transform:scale(.9)}
.sheet-close svg{width:22px;height:22px}

.sheet-links{display:grid;gap:4px}
.sheet-links a{display:flex;align-items:center;gap:16px;min-height:72px;padding:0 6px;border-bottom:1px solid rgba(255,255,255,.08);font:700 34px/1 var(--f-display);letter-spacing:-.03em;transition:transform .25s,color .25s}
.sheet-links a em{font:600 12px var(--f-mono);color:var(--amber);letter-spacing:.1em;width:26px}
.sheet-links a span{flex:1}
.sheet-links a svg{width:26px;height:26px;color:var(--mute-d);transition:transform .3s var(--ease),color .3s}
.sheet-links a:active{color:var(--amber)}
.sheet-links a:active svg{transform:translate(4px,-4px);color:var(--amber)}
.sheet-actions{display:grid;gap:12px;margin-top:22px}
.sheet-actions .btn{width:100%}
.sheet-foot{margin-top:20px;color:var(--mute-d);text-align:center}
/* entrada escalonada */
.sheet-links a,.sheet-actions{opacity:0;transform:translateY(22px);transition:opacity .5s var(--ease),transform .6s var(--ease)}
.sheet.open .sheet-links a,.sheet.open .sheet-actions{opacity:1;transform:none;transition-delay:calc(.16s + var(--i)*70ms)}

.sheet-contact h3{font:700 clamp(30px,8vw,40px)/1.05 var(--f-display);letter-spacing:-.04em;margin-bottom:22px;padding-right:56px}
.contact-list{display:grid;gap:10px}
.contact-row{position:relative;overflow:hidden;display:flex;align-items:center;gap:16px;min-height:72px;padding:12px 16px;border-radius:var(--r-md);background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);transition:transform .25s var(--ease),background .3s}
.contact-row .ico{width:48px;height:48px;border-radius:16px;display:grid;place-items:center;background:rgba(255,162,76,.14);color:var(--amber);flex:none}
.contact-row .ico svg{width:24px;height:24px}
.c-wa .ico{background:var(--wa);color:#fff}
.contact-row .txt{display:flex;flex-direction:column;flex:1;line-height:1.25}
.contact-row b{font-size:17px}
.contact-row small{font-size:15px;color:var(--mute-d)}
.contact-row .go{width:22px;height:22px;color:var(--mute-d)}
@media (hover:hover){.contact-row:hover{background:rgba(255,255,255,.11);transform:translateX(4px)}}

.sheet-light{background:#07090d;max-height:94svh}
.light-stage{border-radius:var(--r-lg);aspect-ratio:4/5;max-height:62svh;margin:0 auto;display:grid;place-items:center;width:100%}
.light-stage img{width:100%;height:100%;object-fit:cover;transform:scale(1.04)}
.light-stage.is-loaded img{transform:none}
.light-meta{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-top:18px}
.light-meta .mono{color:var(--amber);margin-bottom:6px}
.light-meta h3{font:700 26px/1.1 var(--f-display);letter-spacing:-.03em}
.light-nav{display:flex;gap:10px}
.light-nav button{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);transition:transform .2s,background .3s}
.light-nav button:active{transform:scale(.9);background:var(--amber);color:var(--ink)}
.light-nav svg{width:22px;height:22px}

@media (min-width:900px){
  .sheet-contact,.sheet-light{left:50%;right:auto;bottom:auto;top:50%;width:min(560px,92vw);border-radius:var(--r-xl);border:1px solid rgba(255,255,255,.12);transform:translate3d(-50%,-46%,0) scale(.96);opacity:0;transition:transform .55s var(--ease),opacity .4s,visibility 0s .55s}
  .sheet-contact.open,.sheet-light.open{transform:translate3d(-50%,-50%,0) scale(1);opacity:1}
  .sheet-light{width:min(640px,92vw)}
  .sheet-grab{height:20px}
  .sheet-menu{display:none}
}

/* =====================================================================
   Revelado de texto / scroll reveals
   ===================================================================== */
.w{display:inline-block;overflow:hidden;vertical-align:top;padding:.06em 0 .16em;margin:-.06em 0 -.16em}
.wi{display:inline-block;transform:translate3d(0,112%,0) rotate(5deg);transform-origin:0 100%;transition:transform 1s var(--ease);transition-delay:calc(var(--wi)*55ms)}
.in .wi,.is-ready .hero-content .wi{transform:none}
.js [data-reveal]{opacity:0;transform:translate3d(0,34px,0);transition:opacity .9s var(--ease),transform 1s var(--ease);transition-delay:calc(var(--d,0)*110ms)}
.js [data-reveal].in{opacity:1;transform:none}
.js [data-fade]{opacity:0;transform:translate3d(0,24px,0);transition:opacity 1s var(--ease),transform 1.1s var(--ease)}
.is-ready [data-fade]{opacity:1;transform:none}
.is-ready .hero-lead{transition-delay:.55s}.is-ready .hero-actions{transition-delay:.7s}.is-ready .hero-chips{transition-delay:.85s}

/* =====================================================================
   Hero
   ===================================================================== */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;overflow:hidden;background:var(--g900);isolation:isolate}
.hero-media{position:absolute;inset:-6% 0 -2%;z-index:-4;background:var(--g850);will-change:transform}
.hero-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:31% 50%;transform:scale(1.28);transition:opacity .8s var(--ease),transform 2.4s var(--ease)}
.is-ready .hero-media.is-loaded img{transform:scale(1.04)}
.hero-shade{position:absolute;inset:0;z-index:-3;background:
  linear-gradient(180deg,rgba(7,9,13,.72) 0%,rgba(7,9,13,.05) 26%,rgba(7,9,13,.5) 56%,rgba(7,9,13,.96) 100%),
  radial-gradient(120% 60% at 30% 0%,transparent 40%,rgba(7,9,13,.5))}
/* destello de pulido que cruza el piso */
.hero-gloss{position:absolute;inset:0;z-index:-2;pointer-events:none;overflow:hidden}
.hero-gloss::before{content:'';position:absolute;top:-20%;bottom:-20%;left:-60%;width:45%;background:linear-gradient(100deg,transparent,rgba(255,225,190,.28),transparent);transform:skewX(-18deg) translateX(0);animation:gloss 6.5s 2.4s var(--ease) infinite;mix-blend-mode:soft-light}
@keyframes gloss{0%{transform:skewX(-18deg) translateX(0)}55%,100%{transform:skewX(-18deg) translateX(520%)}}
.hero-light{position:absolute;inset:0;z-index:-1;pointer-events:none;opacity:0;transition:opacity .5s;background:radial-gradient(260px circle at var(--lx,50%) var(--ly,50%),rgba(255,190,120,.3),transparent 70%);mix-blend-mode:soft-light}
.hero-light.on{opacity:1}

.hero-content{width:min(1240px,100% - var(--pad)*2);margin-inline:auto;padding:calc(var(--hh) + var(--sat) + 70px) 0 calc(96px + var(--sab));will-change:transform,opacity}
.chip{display:inline-flex;align-items:center;gap:10px;min-height:40px;padding:0 16px;border-radius:999px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}
.chip .mono{font-size:11.5px}
.pulse{position:relative;width:9px;height:9px;border-radius:50%;background:var(--amber)}
.pulse::after{content:'';position:absolute;inset:-5px;border-radius:50%;border:2px solid var(--amber);animation:ping 1.8s infinite var(--ease)}
@keyframes ping{0%{transform:scale(.4);opacity:1}100%{transform:scale(1.8);opacity:0}}
h1{margin:22px 0 20px;font:800 clamp(2.95rem,13.4vw,8.4rem)/.95 var(--f-display);letter-spacing:-.05em;font-variation-settings:'opsz' 96}
h1 em{font-style:normal;color:var(--amber)}
.hero-lead{max-width:34ch;font-size:18px;line-height:1.6;color:#e7ecf3}
.hero-actions{display:grid;gap:12px;margin-top:28px}
.hero-actions .btn{width:100%}
.hero-chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:26px}
.hero-chips li{padding:9px 16px;border-radius:999px;font:600 14px var(--f-body);color:#fff;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);animation:float 5s calc(var(--f)*-1.1s) ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
.scroll-cue{position:absolute;left:50%;bottom:calc(22px + var(--sab));transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:10px;color:#dfe6f0;min-width:48px;min-height:48px;justify-content:flex-end}
.scroll-cue .mono{font-size:10.5px}
.scroll-cue i{width:2px;height:34px;background:rgba(255,255,255,.2);border-radius:2px;position:relative;overflow:hidden}
.scroll-cue i::after{content:'';position:absolute;left:0;right:0;height:14px;background:var(--amber);border-radius:2px;animation:cue 1.8s infinite var(--ease)}
@keyframes cue{0%{top:-14px}100%{top:34px}}

/* =====================================================================
   Marquees cruzados
   ===================================================================== */
.marquee-wrap{position:relative;padding:34px 0;overflow:hidden;background:var(--g950)}
.marquee{display:flex;overflow:hidden;white-space:nowrap;padding:16px 0;user-select:none}
.marquee.m-amber{background:var(--amber);color:var(--ink);transform:rotate(-2.2deg) scale(1.06);box-shadow:0 20px 50px -20px rgba(255,162,76,.5);position:relative;z-index:2}
.marquee.m-line{margin-top:-10px;transform:rotate(1.6deg) scale(1.06);border-block:1px solid rgba(255,255,255,.14);background:var(--g900)}
.m-track{display:flex;align-items:center;gap:28px;padding-right:28px;will-change:transform;font:800 clamp(26px,7.4vw,56px)/1 var(--f-display);letter-spacing:-.03em;text-transform:uppercase}
.m-track i{font-style:normal;font-size:.5em}
.m-line .m-track{color:transparent;-webkit-text-stroke:1.2px rgba(255,255,255,.55)}
.m-line .m-track i{color:var(--amber);-webkit-text-stroke:0}

/* =====================================================================
   Trust
   ===================================================================== */
.trust{padding:30px 0 56px;background:var(--g950)}
.trust-grid{display:grid;gap:12px}
.trust-card{display:flex;align-items:center;gap:18px;padding:20px;border-radius:var(--r-lg)}
.t-ico{width:56px;height:56px;padding:14px;border-radius:18px;flex:none;color:var(--amber);background:rgba(255,162,76,.12);border:1px solid rgba(255,162,76,.25)}
.trust-card strong{display:block;font:700 20px var(--f-display);letter-spacing:-.02em}
.trust-card span{display:block;font-size:16px;color:var(--mute-d);line-height:1.45;margin-top:2px}

/* =====================================================================
   Secciones: cabeceras
   ===================================================================== */
.sec-head{margin-bottom:34px}
.sec-head h2,.about h2,.coverage h2,.cta h2{font:800 clamp(2.2rem,9.6vw,4.6rem)/1.02 var(--f-display);letter-spacing:-.045em;margin:18px 0 0;font-variation-settings:'opsz' 80}
.hl{color:var(--amber)}
.sec-lead{margin-top:20px;font-size:17px;color:var(--mute-d);max-width:46ch}

/* =====================================================================
   Servicios — tarjetas apiladas (sticky stack)
   ===================================================================== */
.services{background:var(--bone);color:var(--ink);padding:84px 0 64px;position:relative}
.services .kicker{color:var(--amber-deep)}
.services .hl{color:var(--blue)}
.services .sec-lead{color:var(--mute-l)}
.stack{display:grid;gap:18px;padding-bottom:10px}
.card{position:relative;isolation:isolate;overflow:hidden;border-radius:var(--r-xl);transition:transform .35s var(--ease),box-shadow .4s,opacity .2s}
.s-card{display:flex;flex-direction:column;min-height:372px;padding:26px 24px 24px;background:linear-gradient(160deg,#1b2535,#0d1117 75%);color:#fff;border:1px solid rgba(255,255,255,.08);box-shadow:0 30px 60px -28px rgba(7,9,13,.7),0 2px 0 rgba(255,255,255,.04) inset;position:sticky;top:calc(var(--hh) + var(--sat) + 24px + var(--i)*14px);transform-origin:50% 0;will-change:transform}
.s-card::before{content:'';position:absolute;inset:0;z-index:-1;background:radial-gradient(340px circle at var(--mx,80%) var(--my,0%),rgba(255,170,90,.22),transparent 70%);opacity:.55;transition:opacity .4s}
.s-card::after{content:'';position:absolute;inset:0;z-index:3;border-radius:inherit;background:#07090d;opacity:var(--cover,0);pointer-events:none}
.s-top{display:flex;align-items:center;justify-content:space-between;gap:12px}
.s-ico{width:64px;height:64px;border-radius:22px;display:grid;place-items:center;background:rgba(255,162,76,.12);border:1px solid rgba(255,162,76,.3);color:var(--amber)}
.s-ico svg{width:30px;height:30px}
.s-num{color:var(--mute-d);font-size:11.5px;text-align:right}
.s-card h3{margin-top:auto;padding-top:34px;font:800 clamp(1.9rem,8vw,2.4rem)/1.04 var(--f-display);letter-spacing:-.04em;max-width:14ch}
.s-card p{margin-top:12px;font-size:17px;color:#c3cddd;max-width:34ch}
.s-link{overflow:hidden;position:relative;margin-top:22px;display:inline-flex;align-items:center;justify-content:space-between;gap:14px;min-height:56px;padding:0 8px 0 22px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);font-weight:700;align-self:flex-start;transition:background .3s,transform .25s var(--ease)}
.s-link i{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:var(--amber);color:var(--ink);transition:transform .4s var(--ease)}
.s-link i svg{width:19px;height:19px}
.s-link:active{transform:scale(.96)}
.s-link:active i{transform:rotate(45deg)}
.s-big{position:absolute;right:-6px;bottom:-30px;z-index:-1;font:800 190px/1 var(--f-display);letter-spacing:-.08em;color:transparent;-webkit-text-stroke:1.5px rgba(255,255,255,.07);pointer-events:none}
.s-card.is-featured{background:linear-gradient(150deg,#ffbb78,var(--amber) 55%,#ff8a2a);color:var(--ink);border-color:rgba(255,255,255,.4)}
.s-card.is-featured::before{background:radial-gradient(340px circle at var(--mx,80%) var(--my,0%),rgba(255,255,255,.55),transparent 70%)}
.is-featured .s-ico{background:rgba(16,21,29,.12);border-color:rgba(16,21,29,.25);color:var(--ink)}
.is-featured .s-num{color:#3a2306}
.is-featured p{color:#2a1a07}
.is-featured .s-link{background:rgba(16,21,29,.1);border-color:rgba(16,21,29,.25)}
.is-featured .s-link i{background:var(--ink);color:#fff}
.is-featured .s-big{-webkit-text-stroke-color:rgba(16,21,29,.12)}
.s-card.is-call{background:linear-gradient(155deg,#1a6fe0,var(--blue) 50%,var(--blue-d));border-color:rgba(255,255,255,.2);min-height:400px}
.is-call::before{background:radial-gradient(340px circle at var(--mx,80%) var(--my,0%),rgba(255,255,255,.35),transparent 70%)}
.is-call h3{margin-top:0;padding-top:22px;max-width:16ch}
.is-call p{color:#d6e6ff;margin-bottom:22px}
.is-call .btn{align-self:flex-start}
.orb{position:relative;margin-bottom:auto;width:84px;height:84px;display:grid;place-items:center}
.orb svg{width:30px;height:30px;color:#fff;position:relative;z-index:2}
.orb i{position:absolute;inset:0;border-radius:50%;border:1.5px solid rgba(255,255,255,.55);animation:orb 2.8s infinite var(--ease)}
.orb i:nth-child(2){animation-delay:1.4s}
.orb::before{content:'';position:absolute;inset:18px;border-radius:50%;background:rgba(255,255,255,.2);border:1px solid rgba(255,255,255,.4)}
@keyframes orb{0%{transform:scale(.55);opacity:1}100%{transform:scale(1.35);opacity:0}}

/* =====================================================================
   About
   ===================================================================== */
.about{background:var(--g900);padding:84px 0;position:relative;overflow:hidden}
.about::before{content:'';position:absolute;width:520px;height:520px;right:-240px;top:-120px;border-radius:50%;background:radial-gradient(circle,rgba(7,80,171,.4),transparent 68%)}
.about-grid{display:grid;gap:44px;position:relative}
.about-visual{position:relative}
.about-frame{position:relative;border-radius:var(--r-xl);aspect-ratio:4/4.8;overflow:hidden;clip-path:inset(14% 8% 14% 8% round 36px);transition:clip-path 1.5s var(--ease);box-shadow:0 40px 80px -30px rgba(0,0,0,.8)}
.about-visual.in .about-frame{clip-path:inset(0 0 0 0 round 36px)}
.about-frame img{position:absolute;left:0;top:-7%;width:100%;height:114%;object-fit:cover;filter:saturate(.95) contrast(1.06);will-change:transform}
.frame-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,9,13,.1),rgba(7,9,13,.15) 55%,rgba(7,9,13,.75));z-index:1}
.image-tag{position:absolute;z-index:3;left:14px;right:14px;bottom:14px;display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:64px;padding:8px 8px 8px 20px;border-radius:22px}
.image-tag .mono{font-size:11.5px}
.image-tag i{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;background:var(--amber);color:var(--ink)}
.image-tag svg{width:20px;height:20px}
.badge-spin{position:absolute;z-index:4;top:-30px;right:-6px;width:112px;height:112px;animation:spin 22s linear infinite}
.badge-spin .b-bg{fill:var(--g900);stroke:rgba(255,255,255,.18);stroke-width:1}
.badge-spin text{font:600 8.4px var(--f-mono);letter-spacing:.18em;fill:var(--amber)}
.badge-spin use{transform-origin:60px 60px;animation:spin 22s linear infinite reverse}
@keyframes spin{to{transform:rotate(360deg)}}
.about-copy>p:not(.kicker){margin-top:22px;font-size:17px;color:var(--mute-d);max-width:52ch}
.points{margin:34px 0 28px;position:relative;padding-left:0}
.points li{display:flex;align-items:center;gap:18px;min-height:68px;border-top:1px solid rgba(255,255,255,.12);position:relative}
.points li:last-child{border-bottom:1px solid rgba(255,255,255,.12)}
.points li::before{content:'';position:absolute;left:0;top:-1px;height:1px;width:100%;background:var(--amber);transform:scaleX(0);transform-origin:left;transition:transform 1.2s var(--ease) calc(var(--d)*180ms + .3s)}
.points li.in::before{transform:scaleX(1)}
.points span{color:var(--amber);width:28px}
.points strong{font:700 19px var(--f-display);letter-spacing:-.02em}
.text-link{display:inline-flex;align-items:center;gap:14px;min-height:56px;font-weight:700;font-size:17px;color:#fff;border-bottom:2px solid var(--amber);padding:0 0 2px}
.text-link i{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:var(--amber);color:var(--ink);transition:transform .4s var(--ease)}
.text-link i svg{width:18px;height:18px}
@media (hover:hover){.text-link:hover i{transform:rotate(45deg)}}

/* =====================================================================
   Works (carrusel táctil con snap)
   ===================================================================== */
.works{background:var(--g950);padding:84px 0 70px;overflow:hidden}
.rail{display:flex;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;padding:6px var(--pad) 14px;scroll-padding-inline:var(--pad);scrollbar-width:none;overscroll-behavior-x:contain}
.rail::-webkit-scrollbar{display:none}
.work{flex:0 0 80%;max-width:360px;aspect-ratio:4/5.4;scroll-snap-align:center;text-align:left;border:1px solid rgba(255,255,255,.1);background:var(--g800);box-shadow:0 30px 60px -28px rgba(0,0,0,.9)}
.work-img{position:absolute;inset:0}
.work-img img{width:100%;height:100%;object-fit:cover;filter:saturate(.92) contrast(1.06);transition:opacity .8s var(--ease),transform 1.2s var(--ease)}
.work-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,9,13,.15) 0%,transparent 35%,rgba(7,9,13,.88) 100%);z-index:1}
.work-zoom{position:absolute;z-index:3;top:14px;right:14px;width:48px;height:48px;border-radius:50%;display:grid;place-items:center;background:rgba(7,9,13,.5);border:1px solid rgba(255,255,255,.22);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}
.work-zoom svg{width:20px;height:20px}
.work-cap{position:absolute;z-index:2;left:22px;right:22px;bottom:22px;display:flex;flex-direction:column;gap:8px}
.work-cap .mono{color:var(--amber2);font-size:11.5px}
.work-cap strong{font:800 25px/1.08 var(--f-display);letter-spacing:-.03em}
.rail-meta{display:flex;align-items:center;gap:16px;margin-top:10px}
.rail-track{flex:1;height:3px;background:rgba(255,255,255,.14);border-radius:3px;overflow:hidden}
.rail-track i{display:block;height:100%;width:100%;background:var(--amber);transform:scaleX(.33);transform-origin:left;will-change:transform}
.rail-hint{color:var(--mute-d);font-size:11px}
.works-note{margin-top:22px;font-size:15.5px;color:var(--mute-d)}

/* =====================================================================
   Coverage + radar
   ===================================================================== */
.coverage{position:relative;overflow:hidden;padding:84px 0;background:radial-gradient(120% 70% at 100% 0%,#0b3b82,transparent 60%),linear-gradient(180deg,var(--blue-d),#030f24);color:#fff}
.coverage-grid{display:grid;gap:34px}
.coverage .kicker{color:var(--amber2)}
.coverage h2 em{font-style:normal;color:var(--amber)}
.cov-copy>p:not(.kicker){margin:20px 0 28px;color:#c4d4ea;max-width:38ch}
.cov-copy .btn{width:100%}
.radar-wrap{position:relative;width:min(100%,420px);margin-inline:auto;aspect-ratio:1}
.radar{width:100%;height:100%;overflow:visible}
.radar .rings circle{fill:rgba(255,255,255,.015);stroke:rgba(255,255,255,.18);stroke-dasharray:3 6}
.radar .axes{stroke:rgba(255,255,255,.1);stroke-width:1}
.sweep-g{transform-origin:160px 160px;animation:spin 6s linear infinite}
.links-g path{fill:none;stroke:var(--amber);stroke-width:1.2;stroke-dasharray:1;stroke-dashoffset:1;opacity:.7;transition:stroke-dashoffset 1.4s var(--ease) .4s}
.radar-wrap.in .links-g path{stroke-dashoffset:0}
.radar .dot circle:not(.halo){fill:var(--amber);stroke:#fff;stroke-width:1.5;transition:transform .35s var(--ease),fill .3s}
.radar .dot .halo{fill:rgba(255,162,76,.28);transform-box:fill-box;transform-origin:center;animation:halo 2.4s infinite var(--ease)}
.radar .dot:nth-of-type(2) .halo{animation-delay:.4s}.radar .dot:nth-of-type(3) .halo{animation-delay:.8s}.radar .dot:nth-of-type(4) .halo{animation-delay:1.2s}
@keyframes halo{0%{transform:scale(.6);opacity:1}100%{transform:scale(3.4);opacity:0}}
.radar .dot text{fill:#fff;font:600 12.5px var(--f-body);paint-order:stroke;stroke:#04234f;stroke-width:4px;transition:fill .3s}
.radar .dot.active circle:not(.halo){fill:#fff;transform-box:fill-box;transform-origin:center;transform:scale(1.5)}
.radar .dot.active text{fill:var(--amber)}
.city-list{display:grid}
.city-list a{display:flex;align-items:center;gap:18px;min-height:68px;padding:0 4px;border-bottom:1px solid rgba(255,255,255,.18);font:700 clamp(21px,6vw,28px) var(--f-display);letter-spacing:-.025em;transition:padding .35s var(--ease),color .3s}
.city-list li:first-child a{border-top:1px solid rgba(255,255,255,.18)}
.city-list em{font-style:normal;color:var(--amber2);width:26px;font-size:12px}
.city-list span{flex:1}
.city-list i{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;border:1px solid rgba(255,255,255,.25);color:var(--amber2);transition:background .3s,color .3s,transform .4s var(--ease)}
.city-list i svg{width:18px;height:18px}
.city-list a:active,.city-list a.active{padding-left:12px;color:var(--amber)}
.city-list a:active i,.city-list a.active i{background:var(--amber);color:var(--ink);transform:rotate(45deg)}
.js .city-list li{opacity:0;transform:translateX(-24px);transition:opacity .8s var(--ease),transform .9s var(--ease);transition-delay:calc(var(--d)*90ms)}
.js .city-list.in li{opacity:1;transform:none}

/* =====================================================================
   CTA final
   ===================================================================== */
.cta{position:relative;overflow:hidden;background:var(--bone);color:var(--ink);padding:96px 0 104px;text-align:center}
.cta .kicker{color:var(--amber-deep);justify-content:center}
.cta .kicker::after{content:'';width:28px;height:2px;background:currentColor;border-radius:2px}
.cta h2{max-width:15ch;margin-inline:auto}
.cta .hl{color:var(--blue)}
.cta-lead{margin:24px auto 0;max-width:40ch;color:var(--mute-l);font-size:18px}
.cta-buttons{display:grid;gap:12px;margin-top:34px}
.cta-buttons .btn{width:100%}
.cta-bg{position:absolute;inset:0;pointer-events:none}
.cta-bg i{position:absolute;border-radius:50%;will-change:transform}
.cta-bg i:first-child{width:440px;height:440px;left:-200px;top:-80px;background:radial-gradient(circle,rgba(255,162,76,.5),transparent 65%);animation:drift 14s infinite ease-in-out alternate}
.cta-bg i:last-child{width:520px;height:520px;right:-260px;bottom:-200px;background:radial-gradient(circle,rgba(7,80,171,.38),transparent 65%);animation:drift 16s -6s infinite ease-in-out alternate-reverse}
@keyframes drift{to{transform:translate3d(60px,40px,0) scale(1.15)}}
.cta-inner{position:relative}

/* =====================================================================
   Footer
   ===================================================================== */
.footer{background:var(--g950);padding:64px 0 calc(34px + var(--sab));position:relative;overflow:hidden}
.footer-grid{display:grid;grid-template-columns:1fr 1fr;gap:34px 20px}
.f-brand{grid-column:1/-1}
.footer-logo{width:190px;height:auto}
.f-brand p{margin-top:16px;color:var(--mute-d);font-size:16px;max-width:34ch}
.footer h4{color:var(--amber);margin-bottom:8px}
.footer nav a,.footer-grid>div:last-child a{display:flex;align-items:center;min-height:48px;color:#d5dded;font-size:17px;transition:color .25s,transform .25s}
.footer a:active{color:var(--amber);transform:translateX(4px)}
.footer-giant{margin:44px 0 6px;font:800 clamp(2.6rem,15.4vw,12rem)/.9 var(--f-display);letter-spacing:-.06em;text-align:center;color:transparent;-webkit-text-stroke:1.2px rgba(255,255,255,.2);white-space:nowrap;user-select:none}
.footer-bottom{display:flex;flex-direction:column;gap:6px;align-items:flex-start;padding-top:24px;border-top:1px solid rgba(255,255,255,.12);font-size:15px;color:var(--mute-d);position:relative}
.to-top{position:absolute;right:0;top:18px;width:52px;height:52px;border-radius:50%;display:grid;place-items:center;background:var(--amber);color:var(--ink);transition:transform .25s}
.to-top:active{transform:scale(.9)}
.to-top svg{width:22px;height:22px}

/* WhatsApp flotante */
.floating-wa{position:fixed;right:max(16px,env(safe-area-inset-right));bottom:calc(16px + var(--sab));z-index:65;width:60px;height:60px;border-radius:50%;display:grid;place-items:center;background:var(--wa);color:#fff;border:2px solid rgba(255,255,255,.9);box-shadow:0 14px 34px -8px rgba(15,143,75,.7);transform:translateY(120px) scale(.6);opacity:0;transition:transform .7s var(--ios),opacity .4s}
.floating-wa.show{transform:none;opacity:1}
.floating-wa.show:active{transform:scale(.92)}
.floating-wa svg{width:30px;height:30px;position:relative;z-index:2}
.floating-wa .ring{position:absolute;inset:-2px;border-radius:50%;border:2px solid var(--wa);animation:orb 2.4s infinite var(--ease)}
.floating-wa .r2{animation-delay:1.2s}
body.sheet-open .floating-wa{transform:translateY(120px) scale(.6);opacity:0}

/* =====================================================================
   Desktop
   ===================================================================== */
@media (min-width:900px){
  :root{--pad:40px;--hh:76px}
  body{font-size:18px}
  .header{padding:0 24px}
  .header-pill{padding:0 12px 0 22px}
  .menu-toggle{display:none}
  .links{display:flex;align-items:center;gap:6px}
  .links a:not(.nav-cta){display:flex;align-items:center;min-height:48px;padding:0 18px;border-radius:999px;font-weight:600;font-size:16px;transition:background .3s}
  .links a:not(.nav-cta):hover{background:rgba(255,255,255,.1)}
  .nav-cta{display:inline-flex;align-items:center;gap:10px;min-height:52px;padding:0 24px;margin-left:8px;border-radius:999px;background:var(--amber);color:var(--ink);font-weight:700;transition:transform .25s var(--ease)}
  .nav-cta svg{width:18px;height:18px}
  .nav-cta:hover{transform:translateY(-2px)}
  .hero-content{padding-bottom:130px}
  .hero-media img{object-position:center 55%}
  .hero-actions{grid-auto-flow:column;justify-content:start}
  .hero-actions .btn{width:auto}
  h1{max-width:11ch}
  .hero-lead{font-size:21px;max-width:40ch}
  .trust-grid{grid-template-columns:repeat(3,1fr);gap:16px}
  .trust-card{padding:26px}
  .sec-head{display:grid;grid-template-columns:1.5fr 1fr;gap:20px 60px;align-items:end;margin-bottom:54px}
  .sec-head .kicker{grid-column:1/-1}
  .sec-head h2{margin-top:0}
  .sec-lead{margin:0 0 8px}
  .services{padding:130px 0 120px}
  .stack{grid-template-columns:repeat(3,1fr);gap:20px}
  .s-card{position:relative;top:auto;min-height:420px;padding:32px 30px 30px}
  .s-card.is-featured{grid-row:span 1}
  .s-card::before{opacity:.18}
  @media (hover:hover){.s-card:hover{transform:translateY(-8px)}.s-card:hover::before{opacity:1}.s-card:hover .s-link i{transform:rotate(45deg)}}
  .about{padding:140px 0}
  .about-grid{grid-template-columns:1fr 1fr;gap:110px;align-items:center}
  .about-frame{aspect-ratio:4/5}
  .badge-spin{width:150px;height:150px;top:-44px;right:-44px}
  .works{padding:130px 0 100px}
  .rail{padding-inline:max(var(--pad),calc((100vw - 1240px)/2));scroll-padding-inline:max(var(--pad),calc((100vw - 1240px)/2))}
  .work{flex:0 0 calc((min(1240px,100vw - 80px) - 28px)/3);max-width:none;aspect-ratio:4/5.2}
  @media (hover:hover){.work:hover .work-img img{transform:scale(1.07)}.work:hover{transform:translateY(-6px)}}
  .coverage{padding:130px 0}
  .coverage-grid{grid-template-columns:1fr 1fr;gap:40px 90px;align-items:center}
  .cov-copy .btn{width:auto}
  .radar-wrap{grid-column:2;grid-row:1/3}
  .city-list{grid-column:1}
  .cta{padding:150px 0 160px}
  .cta-buttons{grid-auto-flow:column;justify-content:center}
  .cta-buttons .btn{width:auto}
  .footer-grid{grid-template-columns:2fr 1fr 1fr;gap:60px}
  .f-brand{grid-column:auto}
  .footer-bottom{flex-direction:row;justify-content:space-between;align-items:center}
  .to-top{position:static}
  .floating-wa{right:28px;bottom:28px}
}

/* tabletas: 2 columnas en servicios */
@media (min-width:640px) and (max-width:899px){
  .stack{grid-template-columns:1fr 1fr}
  .s-card{position:relative;top:auto}
  .work{flex-basis:46%}
  .hero-actions{grid-auto-flow:column;justify-content:start}
  .hero-actions .btn{width:auto}
}

/* =====================================================================
   Accesibilidad: reduce motion
   ===================================================================== */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;transition-delay:0s!important}
  .js [data-reveal],.js [data-fade],.wi{opacity:1!important;transform:none!important}
  .s-card{position:relative!important;top:auto!important}
}