/* OSS landing. Marca: bordó. Radios: botones pill, tarjetas 20px, badges de icono 14px, inputs 12px. */
@font-face{font-family:"Geist";src:url("../assets/fonts/geist-latin-wght-normal.woff2") format("woff2");font-weight:100 900;font-display:swap}
@font-face{font-family:"Geist Mono";src:url("../assets/fonts/geist-mono-latin-wght-normal.woff2") format("woff2");font-weight:100 900;font-display:swap}

:root{
  --bg:#0c090a; --surface:#151011; --surface-2:#1d1517; --line:rgba(255,255,255,.09);
  --text:#f2ecec; --muted:#b3a5a8;
  --brand:#a01f36; --brand-hi:#bf2a45; --brand-lo:#6c1222; --on-brand:#fff;
  --accent:#f08a9c;            /* bordó aclarado: texto e iconos sobre fondo oscuro */
  --glow:rgba(160,31,54,.34); --tint:rgba(160,31,54,.16); --logo:#cdbfc2;
  --r-card:20px; --r-ico:14px; --r-input:12px; --ease:cubic-bezier(.16,1,.3,1);
  --font:"Geist",system-ui,-apple-system,"Segoe UI",sans-serif; --mono:"Geist Mono",ui-monospace,monospace;
}
@media (prefers-color-scheme: light){
  :root{
    --bg:#f8f4f4; --surface:#ffffff; --surface-2:#f0e8e9; --line:rgba(40,10,16,.13);
    --text:#1b1114; --muted:#5b484c; --brand:#8a1429; --brand-hi:#a51a35; --brand-lo:#5e0d1c;
    --accent:#8a1429; --glow:rgba(138,20,41,.16); --tint:rgba(138,20,41,.09); --logo:#3b2a2e;
  }
}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{background:var(--bg);color:var(--text);font:400 1rem/1.6 var(--font);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none;padding:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
.skip{position:absolute;left:-999px;top:8px;background:var(--brand);color:var(--on-brand);padding:8px 14px;border-radius:999px;z-index:100}
.skip:focus{left:8px}
.wrap{width:min(1240px,100% - 2rem);margin-inline:auto}
.muted{color:var(--muted)}
.sec{padding:clamp(4.5rem,9vw,8rem) 0}
h1,h2,h3{font-weight:600;letter-spacing:-.03em;line-height:1.05}
h1{font-size:clamp(2.4rem,5.4vw,4.4rem);max-width:15ch}
h1 em{font-style:italic;font-weight:500;color:var(--accent);padding-bottom:.08em}
h2{font-size:clamp(1.9rem,3.8vw,3.1rem);max-width:20ch;line-height:1.1}
h3{font-size:1.25rem;letter-spacing:-.02em;line-height:1.2}
p{max-width:65ch}
.eyebrow{font:500 .75rem/1 var(--mono);text-transform:uppercase;letter-spacing:.16em;color:var(--accent);margin-bottom:1.25rem}

/* Progreso de lectura (CSS puro, sin listener de scroll) */
.progress{position:fixed;inset:0 0 auto 0;height:3px;background:linear-gradient(90deg,var(--brand-lo),var(--brand-hi));transform-origin:0 50%;transform:scaleX(0);z-index:60}
@supports (animation-timeline:scroll()){.progress{animation:grow linear both;animation-timeline:scroll(root)}}
@keyframes grow{to{transform:scaleX(1)}}

/* Iconos: badge duotone con degradado de marca */
.ico{display:inline-grid;place-items:center;flex:none;width:48px;height:48px;border-radius:var(--r-ico);font-size:1.65rem;color:var(--accent);
  background:linear-gradient(145deg,color-mix(in srgb,var(--brand) 42%,transparent),color-mix(in srgb,var(--brand) 10%,transparent));
  border:1px solid color-mix(in srgb,var(--brand-hi) 45%,transparent);
  box-shadow:inset 0 1px 0 rgb(255 255 255/.12);transition:transform .5s var(--ease),background .3s}
.ico--lg{width:60px;height:60px;font-size:2.1rem}
:is(.sol__item,.client,.contact li,.met__line li):hover .ico{transform:translateY(-3px) rotate(-6deg) scale(1.06)}

/* Botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.6rem;white-space:nowrap;padding:.95rem 1.6rem;border-radius:999px;background:linear-gradient(135deg,var(--brand-hi),var(--brand));color:var(--on-brand);font-weight:600;border:1px solid color-mix(in srgb,var(--brand-hi) 70%,#fff 10%);cursor:pointer;font-family:inherit;font-size:1rem;box-shadow:0 8px 28px -10px var(--glow);transition:transform .3s var(--ease),box-shadow .3s}
.btn i{font-size:1.2rem;transition:transform .3s var(--ease)}
.btn:hover{transform:translateY(-2px);box-shadow:0 14px 34px -10px var(--brand)}
.btn:hover i{transform:translateX(3px)}
.btn:active{transform:scale(.97)}
.btn--ghost{background:transparent;color:var(--text);border-color:var(--line);box-shadow:none}
.btn--ghost:hover{border-color:var(--accent);box-shadow:none}
.btn--sm{padding:.55rem 1.1rem;font-size:.9rem}
.btn--block{width:100%}

/* Nav */
.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);background:color-mix(in srgb,var(--bg) 78%,transparent);border-bottom:1px solid transparent;transition:border-color .3s}
.nav.is-stuck{border-color:var(--line)}
.nav__in{display:flex;align-items:center;justify-content:space-between;height:68px;gap:1rem}
.nav__links{display:flex;gap:1.75rem;font-size:.95rem;color:var(--muted)}
.nav__links a{position:relative;padding:.25rem 0;transition:color .2s}
.nav__links a::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:0 50%;transition:transform .4s var(--ease)}
.nav__links a:hover{color:var(--text)}.nav__links a:hover::after{transform:scaleX(1)}
.brand{display:flex;align-items:center;gap:.7rem;color:var(--text)}
.brand__mark{color:var(--accent)}
.brand__name{display:flex;flex-direction:column;font-weight:700;letter-spacing:-.02em;line-height:1;font-size:1.15rem}
.brand__sub{font:400 .62rem/1.3 var(--mono);color:var(--muted);letter-spacing:.04em;margin-top:3px}

/* Hero */
.hero{padding:clamp(2.5rem,5vw,5rem) 0 clamp(3rem,5vw,4.5rem);min-height:calc(100dvh - 68px);display:flex;align-items:center;position:relative;overflow:hidden}
.hero__glow{position:absolute;width:70vmax;height:70vmax;right:-25vmax;top:-20vmax;background:radial-gradient(closest-side,var(--glow),transparent);pointer-events:none;animation:drift 18s ease-in-out infinite alternate}
@keyframes drift{to{transform:translate(-6vmax,6vmax) scale(1.08)}}
.hero__grid{display:grid;grid-template-columns:1.1fr .9fr;gap:3rem;align-items:center;position:relative;width:min(1240px,100% - 2rem);margin-inline:auto}
.lead{font-size:clamp(1.05rem,1.5vw,1.25rem);color:var(--muted);margin:1.5rem 0 2rem;max-width:44ch}
.hero__cta{display:flex;flex-wrap:wrap;gap:.8rem}
.w{display:inline-block;animation:word .9s var(--ease) both;animation-delay:calc(var(--n,0) * 70ms + .1s)}
@keyframes word{from{opacity:0;translate:0 .5em;filter:blur(6px)}}

.hero__viz{position:relative;aspect-ratio:1/1;width:100%;max-width:520px;justify-self:end}
.viz__lines{position:absolute;inset:0;width:100%;height:100%}
.viz__lines path{fill:none;stroke:color-mix(in srgb,var(--brand-hi) 55%,transparent);stroke-width:1.5;stroke-dasharray:4 5;vector-effect:non-scaling-stroke}
.node{position:absolute;transform:translate(-50%,-50%);display:flex;flex-direction:column;align-items:center;gap:.55rem;text-align:center;padding:.9rem 1rem;min-width:130px;border-radius:var(--r-card);background:var(--surface);border:1px solid var(--line);font-size:.85rem;font-weight:500;animation:rise .9s var(--ease) both}
.node .ico{animation:float 5s ease-in-out infinite}
.node--core{left:50%;top:50%;background:linear-gradient(145deg,var(--brand-hi),var(--brand-lo));color:var(--on-brand);border-color:color-mix(in srgb,var(--brand-hi) 70%,#fff 12%);padding:1.3rem 1.5rem;min-width:160px;font-weight:600;box-shadow:0 0 0 8px var(--tint),0 20px 60px -20px var(--brand);animation-delay:.2s}
.node--core i{font-size:2.3rem;color:#fff}
.node--a{left:18%;top:20%;animation-delay:.4s}.node--b{left:82%;top:20%;animation-delay:.5s}.node--c{left:18%;top:80%;animation-delay:.6s}.node--d{left:82%;top:80%;animation-delay:.7s}
.node--b .ico{animation-delay:-1.2s}.node--c .ico{animation-delay:-2.4s}.node--d .ico{animation-delay:-3.6s}
@keyframes rise{from{opacity:0;margin-top:16px}}
@keyframes float{50%{transform:translateY(-5px)}}
.pulse{position:absolute;width:9px;height:9px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px var(--tint);left:0;top:0;margin:-4.5px 0 0 -4.5px;pointer-events:none}

/* Tecnologías */
.stack{padding:2.5rem 0;border-block:1px solid var(--line)}
.stack__title{color:var(--muted);font-size:.9rem;margin-bottom:1.5rem}
.stack__list{display:grid;grid-template-columns:repeat(5,1fr);gap:1.75rem 1rem;align-items:center}
.logo{display:block;height:28px;background:var(--logo);-webkit-mask:var(--i) center/contain no-repeat;mask:var(--i) center/contain no-repeat;opacity:.7;transition:opacity .2s,background .2s,transform .4s var(--ease)}
li:hover>.logo{opacity:1;background:var(--accent);transform:scale(1.08)}

/* Soluciones */
.sol__grid{display:grid;grid-template-columns:5fr 7fr;gap:clamp(2rem,6vw,6rem);align-items:start}
.sol__head{position:sticky;top:110px}
.sol__head p{margin-top:1.25rem}
.sol__list{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.sol__item{position:relative;overflow:hidden;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:1.75rem;display:flex;flex-direction:column;gap:1.25rem;transition:transform .4s var(--ease),border-color .3s}
.sol__item--hero{grid-column:1/-1;flex-direction:row;align-items:flex-start;background:linear-gradient(135deg,var(--tint),var(--surface) 70%)}
.sol__item:last-child{grid-column:1/-1;flex-direction:row;align-items:flex-start}
.sol__item:hover{transform:translateY(-4px);border-color:color-mix(in srgb,var(--brand-hi) 70%,transparent)}
.sol__item p{color:var(--muted);margin-top:.5rem;font-size:.97rem}
/* Spotlight que sigue al cursor (feedback de interacción) */
.spot::before,.pcard::before{content:"";position:absolute;inset:0;background:radial-gradient(320px circle at var(--mx,50%) var(--my,0%),var(--tint),transparent 60%);opacity:0;transition:opacity .3s;pointer-events:none}
.spot:hover::before,.pcard:hover::before{opacity:1}
.spot>*{position:relative}

/* Proyectos: carrusel en movimiento */
.proj{overflow:hidden}
.proj__head{display:flex;align-items:flex-end;justify-content:space-between;gap:1rem;margin-bottom:2.5rem}
.ctrl{display:inline-flex;align-items:center;gap:.5rem;font:500 .9rem var(--font);color:var(--text);background:transparent;border:1px solid var(--line);border-radius:999px;padding:.55rem 1rem;cursor:pointer;transition:border-color .2s}
.ctrl:hover{border-color:var(--accent)}.ctrl i{font-size:1.15rem;color:var(--accent)}
.rail{overflow-x:auto;scrollbar-width:none;-webkit-mask:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);mask:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent)}
.rail::-webkit-scrollbar{display:none}
.rail__track{display:flex;width:max-content;padding:.5rem 0 1rem}
.js .rail{overflow:hidden}
.js .rail__track{animation:slide var(--dur,70s) linear infinite}
.js .rail:hover .rail__track,.js .rail:focus-within .rail__track,.js .rail.is-paused .rail__track{animation-play-state:paused}
@keyframes slide{to{transform:translateX(-50%)}}
.pcard{position:relative;overflow:hidden;flex:none;width:340px;margin-right:1.25rem;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);display:flex;flex-direction:column;transition:transform .4s var(--ease),border-color .3s}
.pcard:hover{transform:translateY(-6px);border-color:color-mix(in srgb,var(--brand-hi) 70%,transparent)}
.pcard__art{position:relative;height:150px;display:grid;place-items:center;font-size:4.2rem;color:#fff;overflow:hidden;
  background:linear-gradient(135deg,var(--brand-lo),var(--brand));}
.pcard__art::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 80% 10%,rgb(255 255 255/.22),transparent 45%);}
.pcard__art i{position:relative;transition:transform .6s var(--ease)}
.pcard:hover .pcard__art i{transform:scale(1.12) rotate(-5deg)}
.p-fe .pcard__art{background:linear-gradient(135deg,#4a0b18,#9c1d34 60%,#c4435a)}
.p-wms .pcard__art{background:linear-gradient(160deg,#2b0a12,#7a1528)}
.p-erp .pcard__art{background:linear-gradient(120deg,#5e0d1c,#2a0910)}
.p-prod .pcard__art{background:linear-gradient(135deg,#8a1429,#3a0a14)}
.p-inm .pcard__art{background:linear-gradient(200deg,#a01f36,#4a0b18)}
.p-rh .pcard__art{background:linear-gradient(135deg,#3d0a15,#862038)}
.p-via .pcard__art{background:linear-gradient(160deg,#b02a44,#5e0d1c)}
.pcard__body{position:relative;padding:1.4rem 1.5rem 1.5rem;display:flex;flex-direction:column;gap:.7rem;flex:1}
.pcard__body p{color:var(--muted);font-size:.95rem}
.more{margin-top:auto;padding-top:.6rem;font-weight:600;display:inline-flex;align-items:center;gap:.35rem;font-size:.95rem;color:var(--accent)}
.more i{font-size:1.15rem;transition:transform .3s var(--ease)}
.pcard:hover .more i{transform:translate(3px,-3px)}
.tag{align-self:flex-start;font:500 .72rem/1 var(--mono);padding:.45rem .7rem;border-radius:999px;border:1px solid var(--line);color:var(--muted)}

/* Clientes */
.cli{background:var(--surface);border-block:1px solid var(--line)}
.cli__head{margin-bottom:2.5rem}
.cli__head p{margin-top:1rem}
.cli__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.client{display:flex;flex-direction:column;gap:.9rem;padding:.6rem .6rem 1.1rem;background:var(--bg);border:1px solid var(--line);border-radius:var(--r-card);transition:transform .4s var(--ease),border-color .3s}
.client:hover{transform:translateY(-4px);border-color:color-mix(in srgb,var(--brand-hi) 70%,transparent)}
/* Los logos son a color: van sobre un panel claro fijo para que se vean bien en ambos temas */
.client__logo{display:grid;place-items:center;height:110px;padding:1.1rem 1.5rem;border-radius:calc(var(--r-card) - 8px);background:#f6f2f2}
.client__logo img{max-height:64px;max-width:100%;width:auto;height:auto;object-fit:contain;transition:transform .5s var(--ease)}
.client__logo.is-icon img{max-height:66px}
.client__logo.is-tall img{max-height:72px}
.client:hover .client__logo img{transform:scale(1.06)}
.client__word{display:flex;flex-direction:column;align-items:center;line-height:1;font-weight:800;font-size:1.9rem;letter-spacing:-.04em;color:#2a2426}
.client__word small{font-size:.62rem;font-weight:600;letter-spacing:.28em;text-transform:uppercase;color:var(--brand);margin-top:.4rem}
.client__word b{color:var(--brand);font-weight:800}
.client__name{padding-inline:.7rem;font-weight:500;font-size:.95rem;color:var(--muted)}

/* Método */
.met h2{margin-bottom:3.5rem}
.met__line{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem;position:relative}
.met__line::before{content:"";position:absolute;left:30px;right:0;top:30px;height:1px;background:repeating-linear-gradient(90deg,var(--brand-hi) 0 6px,transparent 6px 12px);opacity:.5}
.met__line li{position:relative}
.met__line li:nth-child(2){margin-top:2rem}
.met__line li:nth-child(3){margin-top:4rem}
.met__line .ico{margin-bottom:1.5rem;background-color:var(--bg)}
.met__line h3{font-size:1.6rem;margin-bottom:.75rem}
.met__line p{color:var(--muted)}

/* Contacto */
.cta{background:var(--surface);border-top:1px solid var(--line)}
.cta__grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,6vw,6rem);align-items:start}
.cta__copy p.muted{margin-top:1.25rem}
.contact{margin-top:2.5rem;display:grid;gap:1rem}
.contact li{display:flex;align-items:center;gap:1rem;font-size:1.1rem}
.contact a{border-bottom:1px solid var(--line);transition:border-color .2s}.contact a:hover{border-color:var(--accent)}
.form{background:var(--bg);border:1px solid var(--line);border-radius:var(--r-card);padding:clamp(1.5rem,3vw,2.25rem);display:grid;gap:1.25rem}
.field{display:grid;gap:.5rem}
label{font-weight:500;font-size:.95rem}
input,textarea{font:inherit;color:var(--text);background:var(--surface-2);border:1px solid var(--line);border-radius:var(--r-input);padding:.85rem 1rem;width:100%;resize:vertical;transition:border-color .2s}
input:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:var(--accent)}
input[aria-invalid="true"],textarea[aria-invalid="true"]{border-color:#e5484d}
.help{font-size:.85rem;color:var(--muted)}
.err{font-size:.85rem;color:#ff8a8f}
@media (prefers-color-scheme: light){.err{color:#b4232a}}

/* Footer */
.foot{border-top:1px solid var(--line);padding:4rem 0 1.75rem;background:linear-gradient(180deg,var(--bg),color-mix(in srgb,var(--brand-lo) 22%,var(--bg)))}
.foot__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.4fr;gap:2.5rem}
.foot__col h3{font-size:.8rem;font-family:var(--mono);font-weight:500;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin-bottom:1.1rem}
.foot__col--brand p{margin:1.1rem 0 1.4rem;font-size:.95rem}
.foot__col ul{display:grid;gap:.7rem}
.foot__col li a{color:var(--muted);transition:color .2s}
.foot__col li a:hover{color:var(--text)}
.foot__contact li{display:flex;align-items:flex-start;gap:.7rem;color:var(--muted)}
.foot__contact i{font-size:1.35rem;color:var(--accent);flex:none;margin-top:1px}
.social{display:flex;gap:.6rem}
.social__btn{display:grid;place-items:center;width:42px;height:42px;border-radius:50%;border:1px solid var(--line);color:var(--accent);font-size:1.35rem;transition:transform .4s var(--ease),background .3s,color .3s,border-color .3s}
.social__btn:hover{transform:translateY(-3px);background:var(--brand);border-color:var(--brand);color:#fff}
.foot__bar{margin-top:3rem;padding-top:1.5rem;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:.75rem 2rem;justify-content:space-between;align-items:center;font-size:.9rem;color:var(--muted)}
.foot__top{display:inline-flex;align-items:center;gap:.35rem;color:var(--accent);font-weight:600}
.foot__top i{transition:transform .3s var(--ease)}.foot__top:hover i{transform:translate(3px,-3px)}

/* Reveal al entrar en pantalla (jerarquía de lectura) */
.js .reveal{opacity:0;transform:translateY(24px);transition:opacity .8s var(--ease),transform .8s var(--ease);transition-delay:var(--d,0s)}
.js .reveal.in{opacity:1;transform:none}
.hero__copy>:not(h1){animation:rise .9s var(--ease) both;animation-delay:.9s}
.hero__copy>.lead{animation-delay:.75s}

@media (max-width:1023px){
  .nav__links{display:none}
  .hero__grid{grid-template-columns:1fr}
  .hero__viz{justify-self:center;max-width:460px}
  .sol__grid,.cta__grid{grid-template-columns:1fr}
  .sol__head{position:static}
  .cli__grid{grid-template-columns:repeat(2,1fr)}
  .foot__grid{grid-template-columns:1fr 1fr}
}
@media (max-width:767px){
  .hero{min-height:auto}
  .node{min-width:0;padding:.65rem .6rem;font-size:.72rem}
  .node .ico{width:38px;height:38px;font-size:1.3rem}.node--core{min-width:0;padding:.9rem}.node--core i{font-size:1.8rem}
  .stack__list{grid-template-columns:repeat(3,1fr)}
  .sol__list{grid-template-columns:1fr}
  .sol__item--hero,.sol__item:last-child{flex-direction:column}
  .pcard{width:290px}
  .proj__head{flex-direction:column;align-items:flex-start}
  .cli__grid{grid-template-columns:1fr 1fr;gap:.7rem}
  .client__logo{height:90px;padding:.8rem}
  .client__logo img{max-height:52px}.client__logo.is-icon img{max-height:56px}.client__logo.is-tall img{max-height:58px}
  .client__word{font-size:1.5rem}
  .client__name{font-size:.82rem}
  .met__line{grid-template-columns:1fr;gap:2.5rem}
  .met__line::before{left:30px;right:auto;top:0;bottom:0;width:1px;height:auto;background:repeating-linear-gradient(180deg,var(--brand-hi) 0 6px,transparent 6px 12px)}
  .met__line li:nth-child(n){margin-top:0}
  .foot__grid{grid-template-columns:1fr}
  .brand__sub{display:none}
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .js .reveal{opacity:1;transform:none}
  .js .rail{overflow-x:auto}
  .pulse,.ctrl{display:none}
}