/* ============================================================
   PICHON LABS — LABS design system (implantación digital)
   Deep black · graphite · off-white · ice-blue signal
   Self-contained: reset + tokens + type + components
   ============================================================ */

:root{
  /* surfaces — Brand Book: negro Pichon + grises cálidos */
  --black:#050505;
  --graphite:#0a0a09;
  --panel:#111110;
  --panel-2:#161513;
  --raised:#1c1a17;
  --line:rgba(243,241,236,.10);
  --line-strong:rgba(243,241,236,.18);

  /* text — blanco editorial + plata cálida */
  --white:#f3f1ec;
  --soft:#b8b5af;
  --mute:rgba(243,241,236,.54);
  --faint:rgba(243,241,236,.32);

  /* oro señal — acento 5-10% */
  --signal:#b58a34;
  --signal-bright:#d0a24a;
  --signal-deep:#8a6828;
  --signal-glow:rgba(181,138,52,.42);
  --signal-dim:rgba(181,138,52,.12);

  /* neutro para estados (sin rojo decorativo) */
  --alert:#b8b5af;
  --alert-dim:rgba(184,181,175,.12);

  --sans:"Inter","Inter Tight","Helvetica Neue",Helvetica,Arial,sans-serif;
  --display:"Inter Tight","Inter","Helvetica Neue",Helvetica,Arial,sans-serif;
  --mono:"DejaVu Sans Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;

  --ease:cubic-bezier(.22,.61,.36,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
  --gut:clamp(20px,5vw,80px);
  --maxw:1280px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--black);color:var(--white);
  font-family:var(--sans);font-weight:400;line-height:1.55;
  letter-spacing:-.006em;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  font-feature-settings:"kern" 1,"liga" 1;
  overflow-x:hidden;
}
html.pl-intro,html.pl-intro body{overflow:hidden;height:100%;overscroll-behavior:none}
::selection{background:var(--signal);color:#050505}
a{color:var(--signal-bright);text-decoration:none}
a:hover{color:var(--white)}
img{display:block;max-width:100%}
svg{display:block}
canvas{display:block}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,textarea,select{font-family:inherit}

/* skip link */
.skip{position:absolute;left:-9999px;top:8px;z-index:2000;background:var(--signal);color:#050505;
  padding:10px 16px;border-radius:6px;font-size:14px;font-weight:600}
.skip:focus{left:16px}

:focus-visible{outline:2px solid var(--signal);outline-offset:3px;border-radius:3px}

/* ---- type primitives ---- */
.eyebrow{font-family:var(--mono);font-size:11px;font-weight:500;letter-spacing:.28em;
  text-transform:uppercase;color:var(--mute);display:inline-flex;align-items:center;gap:12px}
.eyebrow::before{content:"";width:20px;height:1px;background:var(--signal);opacity:.9}
.eyebrow.no-tick::before{display:none}

.display{font-family:var(--display);font-weight:600;line-height:.98;letter-spacing:-.04em;font-size:clamp(40px,7vw,104px)}
h1,h2,h3,h4{text-wrap:balance}
h2.chapter{font-family:var(--display);font-weight:600;line-height:1.0;letter-spacing:-.035em;font-size:clamp(30px,4.6vw,64px)}
h3{font-weight:600;letter-spacing:-.02em;line-height:1.1}
.lead{font-size:clamp(16px,1.4vw,20px);line-height:1.62;color:var(--soft);max-width:56ch;text-wrap:pretty}
.signal{color:var(--signal-bright)}

.section{position:relative;padding:clamp(72px,11vh,150px) var(--gut)}
.wrap{max-width:var(--maxw);margin:0 auto;width:100%}
.section-head{max-width:var(--maxw);margin:0 auto clamp(38px,6vh,70px)}
.section-head h2{margin-top:20px;max-width:18ch}
.section-head .lead{margin-top:20px}

/* ---- buttons ---- */
.btn{position:relative;display:inline-flex;align-items:center;gap:11px;font-size:15px;font-weight:500;
  padding:15px 24px;border-radius:8px;transition:transform .4s var(--ease-out),background .35s var(--ease),color .35s,border-color .35s;
  min-height:48px}
.btn .ar{transition:transform .4s var(--ease-out)}
.btn:hover .ar{transform:translateX(4px)}
.btn-primary{background:var(--signal);color:#050505;font-weight:600}
.btn-primary:hover{background:var(--signal-bright);color:#050505;transform:translateY(-2px)}
.btn-ghost{color:var(--white);border:1px solid var(--line-strong);background:rgba(255,255,255,.02)}
.btn-ghost:hover{border-color:var(--signal);color:var(--signal-bright)}
.btn-wa{display:inline-flex;align-items:center;gap:10px;font-size:15px;font-weight:500;padding:15px 22px;
  border-radius:8px;border:1px solid var(--line-strong);color:var(--white);min-height:48px;transition:.35s var(--ease)}
.btn-wa:hover{border-color:#5fd08a;color:#5fd08a}
.btn-wa .wa-ic{width:18px;height:18px;flex:none;background:currentColor;
  -webkit-mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path d='M12.04 2C6.58 2 2.13 6.45 2.13 11.91c0 1.75.46 3.45 1.32 4.95L2 22l5.25-1.38c1.45.79 3.08 1.21 4.79 1.21 5.46 0 9.91-4.45 9.91-9.91C21.95 6.45 17.5 2 12.04 2z'/></svg>") center/contain no-repeat;
  mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path d='M12.04 2C6.58 2 2.13 6.45 2.13 11.91c0 1.75.46 3.45 1.32 4.95L2 22l5.25-1.38c1.45.79 3.08 1.21 4.79 1.21 5.46 0 9.91-4.45 9.91-9.91C21.95 6.45 17.5 2 12.04 2z'/></svg>") center/contain no-repeat}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:500;color:var(--signal-bright)}
.link-arrow .ar{transition:transform .4s var(--ease-out)}
.link-arrow:hover{color:var(--white)}
.link-arrow:hover .ar{transform:translateX(4px)}

/* ---- reveal ---- */
[data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .9s var(--ease-out),transform 1s var(--ease-out)}
[data-reveal].in{opacity:1;transform:none}
[data-reveal-d="1"]{transition-delay:.07s}
[data-reveal-d="2"]{transition-delay:.14s}
[data-reveal-d="3"]{transition-delay:.21s}
[data-reveal-d="4"]{transition-delay:.28s}
[data-reveal-d="5"]{transition-delay:.35s}
.reveal-lines .line-mask{display:block;overflow:hidden}
.reveal-lines .line-mask>span{display:block;transform:translateY(110%);transition:transform 1s var(--ease-out)}
.reveal-lines.in .line-mask>span{transform:none}
.reveal-lines.in .line-mask:nth-child(2)>span{transition-delay:.08s}
.reveal-lines.in .line-mask:nth-child(3)>span{transition-delay:.16s}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  [data-reveal]{opacity:1;transform:none}
  .reveal-lines .line-mask>span{transform:none}
}

/* ============================================================
   INTRO DE MARCA — premium, editorial, primera visita de sesión
   ============================================================ */
#intro{position:fixed;inset:0;z-index:1000;background:#050505;
  display:none;place-items:center;
  transform:translateY(0);
  transition:transform .46s cubic-bezier(.66,0,.2,1)}
html.pl-intro #intro{display:grid}
#intro.up{transform:translateY(-100%)}
#intro.done{display:none!important}
.intro-inner{display:flex;flex-direction:column;align-items:center;text-align:center;
  padding:0 24px;transform:translateZ(0)}
/* paso 2 — línea oro */
.intro-line{display:block;width:58px;height:1px;background:#B58A34;
  transform:scaleX(0);transform-origin:center;
  animation:introLine .30s cubic-bezier(.16,1,.3,1) .12s both}
@keyframes introLine{from{transform:scaleX(0)}to{transform:scaleX(1)}}
/* paso 3 — monograma */
.intro-mark{width:72px;height:auto;margin-top:26px;opacity:0;
  animation:introMark .46s cubic-bezier(.16,1,.3,1) .28s both}
@keyframes introMark{from{opacity:0;transform:translateY(7px)}to{opacity:1;transform:none}}
/* paso 3 — nombre (mask reveal) */
.intro-name{display:block;overflow:hidden;margin-top:20px}
.intro-name>span{display:block;font-family:var(--display),"Inter Tight",sans-serif;
  font-weight:600;letter-spacing:-.02em;font-size:26px;color:#F3F1EC;line-height:1.1;
  transform:translateY(112%);animation:introName .52s cubic-bezier(.16,1,.3,1) .46s both}
@keyframes introName{from{transform:translateY(112%)}to{transform:translateY(0)}}
/* paso 4 — tagline */
.intro-tag{display:block;margin-top:14px;font-family:var(--display),"Inter Tight",sans-serif;
  font-weight:500;font-size:14px;line-height:1.45;letter-spacing:-.01em;
  opacity:0;animation:introTag .36s cubic-bezier(.16,1,.3,1) .66s both}
.intro-tag-1{display:block;color:#F3F1EC}
.intro-tag-2{display:block;color:#B8B5AF}
@keyframes introTag{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}
@media (max-width:640px){
  #intro{transition-duration:.32s}
  .intro-mark{width:60px;margin-top:22px;animation-delay:.20s}
  .intro-name>span{font-size:22px;animation-delay:.34s}
  .intro-line{width:48px;animation-delay:.10s}
  .intro-tag{font-size:13px;margin-top:12px;animation-duration:.28s;animation-delay:.50s}
  .intro-name{margin-top:16px}
}
@media (prefers-reduced-motion:reduce){
  #intro{display:none}
}

/* aparición coordinada del hero con la salida del overlay (solo primera visita) */
body.intro-revealing #nav{opacity:0;animation:heroFade .42s cubic-bezier(.16,1,.3,1) .06s both}
body.intro-revealing #hero .hero-eyebrow{opacity:0;animation:heroRise .44s cubic-bezier(.16,1,.3,1) .10s both}
body.intro-revealing #hero .hero-h1{opacity:0;animation:heroRise .48s cubic-bezier(.16,1,.3,1) .16s both}
body.intro-revealing #hero .hero-sub,
body.intro-revealing #hero .hero-line{opacity:0;animation:heroRise .46s cubic-bezier(.16,1,.3,1) .22s both}
body.intro-revealing #hero .hero-actions,
body.intro-revealing #hero .hero-hint,
body.intro-revealing #hero .hero-sign,
body.intro-revealing #hero .hero-index{opacity:0;animation:heroRise .46s cubic-bezier(.16,1,.3,1) .28s both}
@keyframes heroFade{from{opacity:0}to{opacity:1}}
@keyframes heroRise{from{opacity:0;transform:translateY(11px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){
  body.intro-revealing #nav,
  body.intro-revealing #hero *{animation:none!important;opacity:1!important;transform:none!important}
}

/* ---- home: hero editorial ---- */
.btn-text{display:inline-flex;align-items:center;font-size:15px;font-weight:500;color:var(--soft);padding:12px 2px}
.btn-text .line{position:relative;padding-bottom:3px}
.btn-text .line::after{content:"";position:absolute;left:0;bottom:0;height:1px;width:100%;background:var(--line-strong);transition:background .35s}
.btn-text:hover{color:var(--white)}
.btn-text:hover .line::after{background:var(--signal)}
.hero-grid{grid-template-columns:minmax(0,1.55fr) minmax(0,.72fr)}
.hero-eyebrow{margin-bottom:30px}
.hero-h1{font-size:clamp(44px,7vw,104px);line-height:.98;letter-spacing:-.045em;font-weight:700}
.hero-h1 .accent{color:var(--soft);font-weight:600}
.hero-sub{margin-top:30px;max-width:52ch;font-size:clamp(17px,1.5vw,21px);line-height:1.6}
.hero-actions{margin-top:38px;display:flex;align-items:center;gap:12px 22px;flex-wrap:wrap}
.hero-micro{margin-top:30px;font-family:var(--mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--mute)}
.hero-index{list-style:none;display:flex;flex-direction:column;gap:0;align-self:center;border-top:1px solid var(--line)}
.hero-index li{display:flex;align-items:baseline;gap:14px;padding:16px 0;border-bottom:1px solid var(--line);
  font-family:var(--display);font-size:19px;font-weight:500;color:var(--soft)}
.hero-index .hx-n{font-family:var(--mono);font-size:12px;color:var(--signal);letter-spacing:.06em}
@media (max-width:960px){.hero-grid{grid-template-columns:1fr;gap:44px}.hero-index{max-width:320px}}

/* ---- home: qué hacemos (filas editoriales) ---- */
.qh-head{max-width:var(--maxw);margin:0 auto clamp(40px,6vh,70px);display:grid;grid-template-columns:1fr 1fr;gap:20px 60px;align-items:end}
.qh-head .eyebrow{grid-column:1/-1}
.qh-head h2{margin-top:16px}
.qh-intro{color:var(--soft);font-size:16px;line-height:1.6;max-width:46ch}
.qh-list{max-width:var(--maxw);margin:0 auto;border-top:1px solid var(--line)}
.qh-row{display:grid;grid-template-columns:60px minmax(0,3.2fr) minmax(0,4fr);gap:20px 44px;align-items:baseline;
  padding:30px 0;border-bottom:1px solid var(--line);transition:padding-left .4s var(--ease)}
.qh-row:hover{padding-left:10px}
.qh-n{font-family:var(--mono);font-size:13px;color:var(--signal);letter-spacing:.06em}
.qh-t{font-family:var(--display);font-size:clamp(21px,2.3vw,30px);font-weight:600;letter-spacing:-.02em}
.qh-d{color:var(--soft);font-size:15.5px;line-height:1.6;max-width:52ch}
@media (max-width:760px){
  .qh-head{grid-template-columns:1fr}
  .qh-row{grid-template-columns:1fr;gap:8px;padding:26px 0}
  .qh-n{font-size:12px}
}

/* ---- home: método LABS (track horizontal) ---- */
#metodo{border-top:1px solid var(--line)}
.metodo-head{max-width:var(--maxw);margin:0 auto clamp(38px,6vh,64px)}
.metodo-head h2{margin-top:16px}
.metodo-intro{color:var(--soft);font-size:16px;line-height:1.6;max-width:56ch;margin-top:18px}
.metodo-track{list-style:none;max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--signal-dim)}
.metodo-step{position:relative;padding:28px 26px 8px 0;border-top:2px solid transparent;margin-top:-1px}
.metodo-step::before{content:"";position:absolute;top:-1px;left:0;height:2px;width:0;background:var(--signal);transition:width .9s var(--ease)}
.metodo-step.in::before{width:60%}
.ms-letter{font-family:var(--display);font-size:clamp(48px,5vw,76px);font-weight:700;line-height:1;color:var(--signal);letter-spacing:-.04em}
.metodo-step h3{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--white);margin:18px 0 10px;font-weight:500}
.metodo-step p{color:var(--soft);font-size:14px;line-height:1.55;max-width:24ch}
@media (max-width:760px){
  .metodo-track{grid-template-columns:1fr;border-top:none}
  .metodo-step{border-top:none;padding:22px 0 22px 24px;border-left:1px solid var(--line)}
  .metodo-step::before{top:0;left:-1px;width:1px!important;height:0;background:var(--signal);transition:height .9s var(--ease)}
  .metodo-step.in::before{height:100%}
}

/* ---- home: proyectos ---- */
#proyectos{border-top:1px solid var(--line)}
.proj-head{max-width:var(--maxw);margin:0 auto clamp(38px,6vh,64px)}
.proj-head h2{margin-top:16px;max-width:20ch}
.proj-grid{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,3vw,44px)}
.proj{display:flex;flex-direction:column}
.proj-media{display:block;overflow:hidden;border:1px solid var(--line);border-radius:10px;aspect-ratio:16/10;background:var(--panel)}
.proj-media img{width:100%;height:100%;object-fit:cover;object-position:top;transition:transform 1.1s var(--ease-out)}
.proj-media:hover img{transform:scale(1.03)}
.proj-body{padding:22px 2px 0}
.proj-meta{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:14px}
.proj-cat{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--signal)}
.proj-badge{font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--mute);border:1px solid var(--line);padding:5px 10px;border-radius:100px}
.proj-badge.dev{color:var(--soft)}
.proj-body h3{font-family:var(--display);font-size:clamp(24px,2.6vw,32px);font-weight:600;letter-spacing:-.02em;margin-bottom:12px}
.proj-body p{color:var(--soft);font-size:15px;line-height:1.6;margin-bottom:14px;max-width:46ch}
.proj-note{color:var(--mute);font-size:13px;line-height:1.55;padding-left:14px;border-left:1px solid var(--signal-deep)}
.proj-foot{max-width:var(--maxw);margin:clamp(36px,5vh,56px) auto 0;padding-top:26px;border-top:1px solid var(--line);
  font-size:13.5px;color:var(--mute);font-family:var(--mono);letter-spacing:.03em}
@media (max-width:760px){.proj-grid{grid-template-columns:1fr;gap:44px}}

/* ---- home: CTA final ---- */
#contacto{border-top:1px solid var(--line)}
.cta-grid{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:clamp(38px,5vw,84px);align-items:start}
.cta-copy h2{margin:16px 0 20px;max-width:16ch}
.cta-lead{color:var(--soft);font-size:17px;line-height:1.6;max-width:44ch}
.cta-channels{margin-top:32px;display:flex;flex-direction:column;gap:1px;border-top:1px solid var(--line)}
.cta-channels a{display:flex;align-items:baseline;gap:14px;padding:15px 0;border-bottom:1px solid var(--line);font-size:15px;color:var(--white);transition:padding-left .35s var(--ease)}
.cta-channels a:hover{padding-left:8px;color:var(--signal-bright)}
.cta-channels .cc-k{font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--faint);min-width:78px}
.cta-warranty{margin-top:30px;padding:20px 22px;border:1px solid var(--line);border-radius:10px;background:var(--panel)}
.cta-warranty .cw-tag{display:inline-block;font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--signal);margin-bottom:10px}
.cta-warranty p{font-size:13.5px;color:var(--soft);line-height:1.6}
.cta-warranty a{color:var(--signal-bright);text-decoration:underline;text-underline-offset:2px}
.cta-form{display:flex;flex-direction:column;gap:2px}
.cta-form .field{grid-column:auto}
.cta-form .btn{margin-top:22px;justify-content:center}
@media (max-width:860px){.cta-grid{grid-template-columns:1fr;gap:40px}}

/* ============================================================
   NAV
   ============================================================ */
.nav{position:fixed;top:0;left:0;right:0;z-index:200;display:flex;align-items:center;justify-content:space-between;
  padding:18px var(--gut);transition:padding .4s var(--ease),background .4s var(--ease),border-color .4s var(--ease);
  border-bottom:1px solid transparent}
.nav.solid{padding:12px var(--gut);background:rgba(7,9,12,.8);backdrop-filter:blur(16px) saturate(1.3);border-bottom:1px solid var(--line)}
.nav-mark{display:flex;align-items:center;gap:11px}
.nav-mark img{height:28px;transition:height .4s var(--ease)}
.nav.solid .nav-mark img{height:24px}
.nav-mark .wm{font-family:var(--mono);font-size:11px;letter-spacing:.3em;color:var(--soft);text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:34px}
.nav-links a{font-size:14px;color:var(--soft);position:relative;transition:color .3s}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-6px;height:1px;width:0;background:var(--signal);transition:width .35s var(--ease)}
.nav-links a:hover{color:var(--white)}
.nav-links a:hover::after{width:100%}
.nav-cta{font-size:14px;font-weight:600;color:#050505;background:var(--signal);padding:10px 18px;border-radius:7px;
  transition:background .35s,transform .35s}
.nav-cta:hover{background:var(--signal-bright);color:#050505;transform:translateY(-1px)}
.nav-burger{display:none;flex-direction:column;gap:5px;padding:10px;margin:-10px}
.nav-burger span{width:22px;height:2px;background:var(--white);transition:.35s var(--ease);border-radius:2px}
.nav-burger.x span:first-child{transform:translateY(3.5px) rotate(45deg)}
.nav-burger.x span:last-child{transform:translateY(-3.5px) rotate(-45deg)}

/* mobile menu */
.m-menu{position:fixed;inset:0;z-index:190;background:rgba(7,9,12,.98);backdrop-filter:blur(20px);
  display:flex;flex-direction:column;justify-content:center;gap:6px;padding:0 var(--gut);
  opacity:0;visibility:hidden;transform:translateY(-10px);transition:.45s var(--ease)}
.m-menu.open{opacity:1;visibility:visible;transform:none}
.m-menu a{font-size:clamp(26px,7vw,34px);font-weight:600;letter-spacing:-.025em;color:var(--white);
  padding:13px 0;border-bottom:1px solid var(--line)}
.m-menu a.m-cta{color:var(--signal-bright);border-bottom:none;margin-top:22px;font-size:17px}

/* ============================================================
   HERO
   ============================================================ */
#hero{position:relative;min-height:100vh;display:flex;align-items:center;
  padding:clamp(110px,15vh,150px) var(--gut) clamp(60px,9vh,100px);overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0;pointer-events:none;
  background:radial-gradient(60% 50% at 72% 42%,rgba(181,138,52,.10),transparent 66%)}
.hero-grid{position:relative;z-index:2;max-width:var(--maxw);margin:0 auto;width:100%;
  display:grid;grid-template-columns:minmax(0,1.03fr) minmax(0,.97fr);gap:clamp(34px,5vw,74px);align-items:center}
.hero-copy{min-width:0}
.hero-eyebrow{margin-bottom:26px}
.hero-h1{font-family:var(--display);font-size:clamp(38px,5.6vw,82px)}
.hero-h1 .accent{color:var(--soft)}
.hero-sub{margin-top:26px;max-width:44ch}
.hero-actions{margin-top:34px;display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.hero-micro{margin-top:26px;font-family:var(--mono);font-size:12px;letter-spacing:.04em;color:var(--mute);
  display:inline-flex;align-items:center;gap:10px}
.hero-micro .hm-dot{width:7px;height:7px;border-radius:50%;background:var(--signal);
  box-shadow:0 0 0 0 var(--signal-glow);animation:pulse 2s infinite}
.hero-audience{margin-top:22px;font-size:14px;color:var(--mute);max-width:40ch;line-height:1.55;
  padding-left:14px;border-left:1px solid var(--line-strong)}
@keyframes pulse{0%{box-shadow:0 0 0 0 var(--signal-glow)}70%{box-shadow:0 0 0 8px transparent}100%{box-shadow:0 0 0 0 transparent}}

/* hero system visualization */
.sysviz{position:relative;border:1px solid var(--line);border-radius:16px;background:
  linear-gradient(165deg,var(--panel),var(--graphite));padding:clamp(18px,2.4vw,26px);
  box-shadow:0 50px 120px -55px rgba(0,0,0,.9)}
.sysviz-label{font-family:var(--mono);font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--faint);
  display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.sysviz-live{display:inline-flex;align-items:center;gap:7px;color:var(--signal)}
.sysviz-live::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--signal);animation:pulse 2s infinite}
.sysrow{margin:0}
.sysrow-title{font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--mute);margin-bottom:10px;display:flex;align-items:center;gap:8px}
.sysrow-title .rt{color:var(--signal)}
.sysnodes{display:flex;flex-wrap:wrap;gap:8px}
.sysnode{font-size:13px;color:var(--soft);padding:9px 13px;border:1px solid var(--line);border-radius:8px;
  background:rgba(255,255,255,.015);display:inline-flex;align-items:center;gap:8px;position:relative}
.sysnode .nd{width:6px;height:6px;border-radius:50%;background:var(--faint)}
.sysnode.on{border-color:var(--signal-deep);color:var(--white);background:var(--signal-dim)}
.sysnode.on .nd{background:var(--signal);box-shadow:0 0 8px var(--signal-glow)}
.sysconn{display:flex;justify-content:center;padding:12px 0}
.sysconn svg{width:100%;height:34px;overflow:visible}
.sysconn .flow{stroke:var(--signal);stroke-width:1.4;fill:none;opacity:.5;stroke-dasharray:4 5;animation:flowdash 1.2s linear infinite}
@keyframes flowdash{to{stroke-dashoffset:-18}}
.sysconn .rail{stroke:var(--line-strong);stroke-width:1;fill:none}
.sysproc{border:1px solid var(--signal-deep);background:var(--signal-dim);border-radius:10px;padding:14px 16px;text-align:center}
.sysproc .pt{font-size:14px;font-weight:600;color:var(--white);letter-spacing:-.01em}
.sysproc .ps{font-family:var(--mono);font-size:10px;letter-spacing:.1em;color:var(--signal-bright);text-transform:uppercase;margin-top:6px}
.sysout{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px;margin-top:0}
.sysout .so{border:1px solid var(--line);border-radius:8px;padding:11px 10px;text-align:center;background:rgba(255,255,255,.015)}
.sysout .so .sv{display:block;font-size:13px;font-weight:600;color:var(--white);line-height:1.2}
.sysout .so .sk{display:block;font-family:var(--mono);font-size:8.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--faint);margin-top:5px}

.hero-foot{position:absolute;left:var(--gut);bottom:26px;z-index:2}
.scrollcue{display:flex;align-items:center;gap:12px;color:var(--mute);font-family:var(--mono);font-size:10px;letter-spacing:.24em;text-transform:uppercase}
.scrollcue .rail{width:1px;height:40px;background:var(--line);position:relative;overflow:hidden}
.scrollcue .rail::after{content:"";position:absolute;left:0;top:0;width:100%;height:40%;background:var(--signal);animation:railrun 2.4s var(--ease) infinite}
@keyframes railrun{0%{transform:translateY(-100%)}60%,100%{transform:translateY(260%)}}

/* ============================================================
   PROBLEM + ESTIMATOR
   ============================================================ */
#problema{border-top:1px solid var(--line)}
.prob-grid{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:clamp(36px,5vw,72px);align-items:start}
.prob-frictions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:30px}
.fric{display:flex;align-items:center;gap:11px;padding:14px 15px;border:1px solid var(--line);border-radius:9px;background:rgba(255,255,255,.012);font-size:14px;color:var(--soft)}
.fric .fic{width:9px;height:9px;border-radius:2px;background:var(--alert);flex:none;box-shadow:0 0 8px var(--alert-dim)}
.prob-close{margin-top:26px;font-size:15px;color:var(--white);font-weight:500;max-width:44ch}

/* estimator */
.estimator{border:1px solid var(--line-strong);border-radius:16px;background:linear-gradient(165deg,var(--panel),var(--graphite));
  padding:clamp(22px,3vw,32px);position:sticky;top:100px}
.est-head{display:flex;align-items:center;gap:11px;margin-bottom:6px}
.est-head .eyebrow{margin:0}
.est-title{font-size:22px;font-weight:600;letter-spacing:-.02em;margin:14px 0 4px}
.est-intro{font-size:13.5px;color:var(--mute);margin-bottom:22px}
.est-field{margin-bottom:16px}
.est-field label{display:block;font-size:13px;color:var(--soft);margin-bottom:8px}
.est-field input{width:100%;background:var(--black);border:1px solid var(--line-strong);border-radius:8px;
  color:var(--white);font-size:16px;padding:12px 14px;transition:border-color .3s}
.est-field input:focus{outline:none;border-color:var(--signal)}
.est-result{border-top:1px solid var(--line);margin-top:22px;padding-top:22px}
.est-result-v{font-size:clamp(30px,4vw,44px);font-weight:600;letter-spacing:-.03em;color:var(--white);line-height:1}
.est-result-v b{color:var(--signal-bright);font-weight:600}
.est-result-l{font-size:14px;color:var(--soft);margin-top:10px}
.est-note{font-size:12px;color:var(--faint);line-height:1.5;margin-top:16px;padding:12px 14px;border:1px solid var(--line);border-radius:8px;background:rgba(255,255,255,.01)}
.est-cta{margin-top:18px;width:100%;justify-content:center}
.est-safe{font-size:13.5px;color:var(--mute);margin-top:24px;font-style:italic;max-width:60ch}

/* ============================================================
   QUÉ IMPLANTAMOS (4 pilares) + PANEL DEMO
   ============================================================ */
#implantamos{border-top:1px solid var(--line);background:var(--graphite)}
.pillars{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:14px}
.pillar{border:1px solid var(--line);border-radius:14px;background:var(--panel);padding:28px 26px 30px;
  transition:border-color .4s var(--ease),transform .4s var(--ease)}
.pillar:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.pillar-top{display:flex;align-items:baseline;gap:14px;margin-bottom:16px}
.pillar-n{font-family:var(--mono);font-size:12px;letter-spacing:.16em;color:var(--signal)}
.pillar h3{font-size:22px}
.pillar-desc{font-size:15px;color:var(--soft);line-height:1.6;margin-bottom:20px}
.pillar-tags{display:flex;flex-wrap:wrap;gap:7px}
.pillar-tag{font-family:var(--mono);font-size:11px;letter-spacing:.03em;color:var(--mute);padding:6px 11px;
  border:1px solid var(--line);border-radius:100px}

/* panel demo */
.panel-demo{max-width:var(--maxw);margin:clamp(40px,6vh,70px) auto 0;border:1px solid var(--line-strong);
  border-radius:16px;overflow:hidden;background:linear-gradient(180deg,var(--panel-2),var(--graphite));
  box-shadow:0 50px 120px -55px rgba(0,0,0,.9)}
.pd-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 20px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.015)}
.pd-bar-l{display:flex;align-items:center;gap:11px}
.pd-title{font-size:14px;font-weight:600}
.pd-demo-tag{font-family:var(--mono);font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--signal-bright);
  border:1px solid var(--signal-deep);background:var(--signal-dim);padding:5px 10px;border-radius:100px}
.pd-live{font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--mute);display:inline-flex;align-items:center;gap:7px}
.pd-live::before{content:"";width:6px;height:6px;border-radius:50%;background:#5fd08a;animation:pulse 2s infinite}
.pd-body{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line)}
.pd-col{background:var(--panel);padding:16px 16px 18px}
.pd-col h4{font-family:var(--mono);font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--faint);margin-bottom:14px}
.pd-cell{font-size:13.5px;color:var(--soft);padding:9px 0;border-top:1px solid var(--line);line-height:1.4}
.pd-cell:first-of-type{border-top:none}
.pd-cell .pk{display:block;font-size:14px;color:var(--white);font-weight:500}
.pd-chip{display:inline-flex;align-items:center;gap:6px;font-size:12px;padding:4px 10px;border-radius:100px;border:1px solid var(--line-strong)}
.pd-chip.hi{color:var(--signal-bright);border-color:var(--signal-deep);background:var(--signal-dim)}
.pd-chip.warn{color:var(--alert);border-color:rgba(184,181,175,.4);background:var(--alert-dim)}
.pd-chip.ok{color:#5fd08a;border-color:rgba(95,208,138,.4);background:rgba(95,208,138,.1)}
.pd-note{max-width:var(--maxw);margin:22px auto 0;font-size:13.5px;color:var(--mute);text-align:center}

/* ============================================================
   MÉTODO LABS
   ============================================================ */
#metodo{border-top:1px solid var(--line)}
.labs-steps{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
.labs-step{position:relative;padding:34px 26px 40px;border-left:1px solid var(--line)}
.labs-step:first-child{border-left:none}
.labs-letter{font-size:clamp(64px,7vw,104px);font-weight:600;line-height:.8;letter-spacing:-.05em;color:var(--panel-2);
  -webkit-text-stroke:1px var(--line-strong);transition:color .6s var(--ease),-webkit-text-stroke-color .6s var(--ease);margin-bottom:24px}
.labs-step.in .labs-letter{color:var(--signal);-webkit-text-stroke-color:transparent}
.labs-bar{position:absolute;left:0;top:0;height:2px;width:0;background:var(--signal);transition:width 1s var(--ease)}
.labs-step.in .labs-bar{width:100%}
.labs-step h3{font-size:16px;letter-spacing:.02em;text-transform:uppercase;font-family:var(--mono);color:var(--white);margin-bottom:12px;font-weight:500}
.labs-step p{font-size:14.5px;color:var(--soft);line-height:1.6}
.labs-close{max-width:var(--maxw);margin:clamp(36px,5vh,60px) auto 0;font-size:clamp(18px,2vw,26px);font-weight:500;
  letter-spacing:-.02em;color:var(--white);max-width:30ch;line-height:1.35;text-wrap:balance}
.labs-close em{color:var(--signal-bright);font-style:normal}

/* ============================================================
   CONFIANZA (proyectos, colaboración, formación, garantía)
   ============================================================ */
#confianza{border-top:1px solid var(--line);background:var(--graphite)}
.trust-projects{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1.6fr 1fr;gap:16px}
.tp-card{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--panel);
  display:flex;flex-direction:column;transition:border-color .4s var(--ease),transform .4s var(--ease)}
.tp-card:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.tp-media{position:relative;overflow:hidden;background:var(--panel-2);aspect-ratio:16/10}
.tp-media img{width:100%;height:100%;object-fit:cover;object-position:top}
.tp-badge{position:absolute;top:14px;left:14px;font-family:var(--mono);font-size:9.5px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--white);background:rgba(7,9,12,.7);backdrop-filter:blur(8px);
  padding:5px 11px;border-radius:100px;border:1px solid var(--line-strong)}
.tp-badge.dev{color:var(--signal-bright);border-color:var(--signal-deep)}
.tp-body{padding:24px 24px 26px;display:flex;flex-direction:column;gap:12px;flex:1}
.tp-cat{font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--signal)}
.tp-body h3{font-size:24px}
.tp-body p{font-size:14.5px;color:var(--soft);line-height:1.6}
.tp-note{font-size:13px;color:var(--mute);line-height:1.55;padding-left:13px;border-left:1px solid var(--signal-deep)}
.tp-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:auto;padding-top:6px}
.tp-tag{font-family:var(--mono);font-size:10.5px;color:var(--mute);padding:5px 10px;border:1px solid var(--line);border-radius:100px}
.tp-link{margin-top:8px}
.tp-dev{margin-top:8px;font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--faint)}

.trust-row{max-width:var(--maxw);margin:16px auto 0;display:grid;grid-template-columns:1fr 1fr;gap:16px}
.trust-block{border:1px solid var(--line);border-radius:14px;background:var(--panel);padding:28px 28px 30px}
.trust-block h3{font-size:19px;margin-bottom:12px}
.trust-block h4{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--signal);margin-bottom:14px;font-weight:500}
.trust-block p{font-size:14px;color:var(--soft);line-height:1.62}

/* garantía */
.warranty{max-width:var(--maxw);margin:16px auto 0;border:1px solid var(--signal-deep);border-radius:16px;
  background:linear-gradient(160deg,var(--signal-dim),transparent 70%),var(--panel);padding:clamp(28px,4vw,44px);
  display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4vw,54px);align-items:start}
.warranty-l .w-badge{display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);font-size:11px;
  letter-spacing:.16em;text-transform:uppercase;color:var(--signal-bright);margin-bottom:20px}
.warranty-l .w-badge .wn{font-size:44px;font-weight:600;letter-spacing:-.03em;color:var(--white);line-height:1}
.warranty-l h3{font-size:clamp(24px,3vw,34px);letter-spacing:-.02em;line-height:1.1;margin-bottom:18px}
.warranty-l p{font-size:15px;color:var(--soft);line-height:1.62;margin-bottom:14px}
.warranty-l .btn{margin-top:8px}
.w-cond{list-style:none;display:flex;flex-direction:column;gap:11px}
.w-cond li{font-size:13.5px;color:var(--mute);line-height:1.5;padding-left:22px;position:relative}
.w-cond li::before{content:"";position:absolute;left:0;top:7px;width:9px;height:9px;border:1px solid var(--signal);border-radius:2px}
.w-cond li.no::before{border-color:var(--faint)}

/* ============================================================
   CTA + FORM + FAQ
   ============================================================ */
#diagnostico{border-top:1px solid var(--line)}
.diag-head{max-width:var(--maxw);margin:0 auto clamp(34px,5vh,56px);max-width:760px}
.diag-head h2{margin:18px 0 20px}
.diag-receive{max-width:var(--maxw);margin:0 auto clamp(34px,5vh,50px);display:flex;flex-wrap:wrap;gap:10px}
.diag-receive .dr{font-size:13px;color:var(--soft);padding:9px 14px;border:1px solid var(--line);border-radius:100px;
  display:inline-flex;align-items:center;gap:9px}
.diag-receive .dr .drn{font-family:var(--mono);font-size:10px;color:var(--signal)}
.diag-grid{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(34px,5vw,64px);align-items:start}

.form{display:grid;grid-template-columns:1fr 1fr;gap:2px 22px}
.field{position:relative;padding:22px 0 12px;border-bottom:1px solid var(--line);transition:border-color .35s}
.field.full{grid-column:1/-1}
.field label{display:block;font-size:12.5px;color:var(--mute);margin-bottom:8px;font-family:var(--mono);letter-spacing:.04em}
.field .req{color:var(--signal)}
.field input,.field textarea,.field select{width:100%;background:transparent;border:none;outline:none;color:var(--white);
  font-size:16px;padding:4px 0;resize:none}
.field select{cursor:pointer;color:var(--soft)}
.field select option{background:var(--panel-2)}
.field textarea{min-height:56px}
.field.focus{border-color:var(--signal)}
.field input::placeholder,.field textarea::placeholder{color:var(--faint)}
.field-consent{grid-column:1/-1;display:flex;align-items:flex-start;gap:12px;padding:22px 0 4px;border:none}
.field-consent input{width:20px;height:20px;flex:none;margin-top:2px;accent-color:var(--signal)}
.field-consent label{font-size:13px;color:var(--mute);line-height:1.5;margin:0;font-family:var(--sans);letter-spacing:0}
.field-consent a{color:var(--signal-bright);text-decoration:underline;text-underline-offset:2px}
.form-foot{grid-column:1/-1;margin-top:22px}
.form-foot .btn{width:100%;justify-content:center}
.form-micro{grid-column:1/-1;font-size:12.5px;color:var(--faint);margin-top:14px;text-align:center}
.form-alt{grid-column:1/-1;margin-top:16px;text-align:center}
.form-err{grid-column:1/-1;color:var(--alert);font-size:13.5px;margin-top:12px;display:none}
.form.show-err .form-err{display:block}

.diag-side{border:1px solid var(--line);border-radius:14px;background:var(--panel);padding:28px 26px}
.diag-side h3{font-size:16px;font-family:var(--mono);text-transform:uppercase;letter-spacing:.1em;font-weight:500;margin-bottom:20px;color:var(--white)}
.diag-side .ds-ch{display:flex;flex-direction:column;gap:2px}
.ds-item{display:flex;align-items:center;justify-content:space-between;padding:15px 0;border-top:1px solid var(--line);transition:padding .35s var(--ease)}
.ds-item:first-child{border-top:none}
.ds-item:hover{padding-left:8px}
.ds-item .dk{font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--faint);display:block;margin-bottom:4px}
.ds-item .dv{font-size:15px;color:var(--white)}
.ds-item .ar{color:var(--signal);opacity:0;transform:translateX(-6px);transition:.35s var(--ease)}
.ds-item:hover .ar{opacity:1;transform:none}

/* FAQ */
#faq{border-top:1px solid var(--line);background:var(--graphite)}
.faq-list{max-width:820px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:24px 0;
  text-align:left;font-size:clamp(16px,1.7vw,20px);font-weight:500;letter-spacing:-.01em;color:var(--white);transition:color .3s}
.faq-q:hover{color:var(--signal-bright)}
.faq-ic{position:relative;width:16px;height:16px;flex:none}
.faq-ic::before,.faq-ic::after{content:"";position:absolute;background:var(--signal);transition:transform .35s var(--ease)}
.faq-ic::before{top:7px;left:0;width:16px;height:2px}
.faq-ic::after{top:0;left:7px;width:2px;height:16px}
.faq-item.open .faq-ic::after{transform:scaleY(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s var(--ease)}
.faq-a p{font-size:15px;color:var(--soft);line-height:1.65;padding:0 0 24px;max-width:64ch}

/* ============================================================
   FOOTER
   ============================================================ */
footer{border-top:1px solid var(--line);padding:clamp(56px,8vh,90px) var(--gut) 36px}
.foot-grid{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:44px;
  padding-bottom:50px;border-bottom:1px solid var(--line)}
.foot-brand img{height:34px;margin-bottom:20px}
.foot-brand p{font-size:14px;color:var(--mute);line-height:1.6;max-width:36ch}
.foot-col h5{font-family:var(--mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--faint);margin-bottom:18px}
.foot-col a{display:block;font-size:14px;color:var(--soft);padding:6px 0;transition:color .3s}
.foot-col a:hover{color:var(--signal-bright)}
.foot-bottom{max-width:var(--maxw);margin:0 auto;padding-top:28px;display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap}
.foot-bottom span{font-size:12.5px;color:var(--faint)}
.foot-legal{display:flex;gap:20px;flex-wrap:wrap}
.foot-legal a{font-size:12.5px;color:var(--mute)}
.foot-legal a:hover{color:var(--signal-bright)}

/* whatsapp float */
.wa-float{position:fixed;right:20px;bottom:20px;z-index:150;width:54px;height:54px;border-radius:50%;
  background:#25d366;color:#04140a;display:grid;place-items:center;box-shadow:0 16px 38px -12px rgba(0,0,0,.7);
  opacity:0;transform:translateY(18px) scale(.9);transition:.4s var(--ease)}
.wa-float.show{opacity:1;transform:none}
.wa-float:hover{transform:translateY(-3px)}
.wa-float svg{width:28px;height:28px}

/* cookie banner */
.cookie{position:fixed;left:50%;bottom:20px;transform:translateX(-50%) translateY(20px);z-index:300;
  width:min(720px,calc(100vw - 28px));background:rgba(14,17,22,.94);backdrop-filter:blur(20px);
  border:1px solid var(--line-strong);border-radius:14px;padding:20px 22px;
  box-shadow:0 40px 90px -40px rgba(0,0,0,.9);opacity:0;visibility:hidden;transition:.5s var(--ease)}
.cookie.show{opacity:1;visibility:visible;transform:translateX(-50%)}
.cookie-inner{display:flex;align-items:center;gap:24px}
.cookie-copy .eyebrow{margin-bottom:9px}
.cookie-copy p{font-size:13px;line-height:1.55;color:var(--soft)}
.cookie-copy a{color:var(--signal-bright);text-decoration:underline}
.cookie-actions{display:flex;gap:8px;flex:none;align-items:center}
.ck-btn{font-size:12.5px;font-weight:500;padding:11px 15px;border-radius:7px;white-space:nowrap;transition:.3s var(--ease);min-height:42px}
.ck-btn.ghost{border:1px solid var(--line-strong);color:var(--soft)}
.ck-btn.ghost:hover{border-color:var(--signal);color:var(--signal-bright)}
.ck-btn.solid{background:var(--signal);color:#050505;font-weight:600}
.ck-btn.solid:hover{background:var(--signal-bright)}
.cookie-config{max-height:0;overflow:hidden;transition:max-height .4s var(--ease)}
.cookie.config-open .cookie-config{max-height:360px;margin-top:16px;border-top:1px solid var(--line);padding-top:16px}
.ck-row{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:10px 0;border-bottom:1px solid var(--line)}
.ck-row span{display:flex;flex-direction:column;gap:3px}
.ck-row b{font-size:13.5px;font-weight:500;color:var(--white)}
.ck-row i{font-size:12px;font-style:normal;color:var(--mute)}
.ck-row input{width:42px;height:22px;appearance:none;-webkit-appearance:none;background:var(--panel-2);border:1px solid var(--line-strong);
  border-radius:100px;position:relative;cursor:pointer;flex:none;transition:.3s}
.ck-row input::after{content:"";position:absolute;top:2px;left:2px;width:16px;height:16px;border-radius:50%;background:var(--soft);transition:.3s var(--ease)}
.ck-row input:checked{background:var(--signal-deep);border-color:var(--signal)}
.ck-row input:checked::after{left:21px;background:var(--signal-bright)}
.ck-row input:disabled{opacity:.6;cursor:not-allowed}
.cookie-config .ck-btn.solid{margin-top:14px}
.ck-reopen{position:fixed;left:16px;bottom:16px;z-index:140;font-family:var(--mono);font-size:10px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--faint);background:rgba(14,17,22,.8);border:1px solid var(--line);
  padding:7px 11px;border-radius:100px;transition:.3s;opacity:.6}
.ck-reopen:hover{opacity:1;color:var(--soft)}

/* breadcrumb (internal pages) */
.crumb{max-width:var(--maxw);margin:0 auto;padding:0 var(--gut);font-family:var(--mono);font-size:11px;
  letter-spacing:.1em;color:var(--faint);display:flex;gap:10px;align-items:center}
.crumb a{color:var(--mute)}.crumb a:hover{color:var(--signal-bright)}
.crumb .sep{opacity:.5}

/* ---- internal page shell ---- */
.ip-hero{position:relative;padding:clamp(120px,17vh,180px) var(--gut) clamp(40px,6vh,70px);overflow:hidden}
.ip-hero .hero-bg{background:radial-gradient(55% 60% at 78% 30%,rgba(181,138,52,.10),transparent 66%)}
.ip-hero-inner{position:relative;z-index:2;max-width:var(--maxw);margin:0 auto}
.ip-hero h1{font-family:var(--display);font-size:clamp(36px,5.4vw,72px);font-weight:600;letter-spacing:-.04em;line-height:1.0;margin:22px 0 0;max-width:18ch}
.ip-hero .lead{margin-top:24px}
.ip-hero-actions{margin-top:32px;display:flex;gap:14px;flex-wrap:wrap}
.feature-list{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:12px}
.feat-row{display:flex;gap:14px;padding:20px 22px;border:1px solid var(--line);border-radius:12px;background:var(--panel);
  transition:border-color .4s var(--ease),transform .4s var(--ease)}
.feat-row:hover{border-color:var(--line-strong);transform:translateY(-2px)}
.feat-row .frn{font-family:var(--mono);font-size:12px;color:var(--signal);flex:none;padding-top:2px}
.feat-row h4{font-size:16px;margin-bottom:7px}
.feat-row p{font-size:14px;color:var(--soft);line-height:1.55}
.prose{max-width:64ch}
.prose p{font-size:16px;color:var(--soft);line-height:1.7;margin-bottom:16px}
.prose p strong{color:var(--white);font-weight:500}
.cta-band{border-top:1px solid var(--line);background:linear-gradient(160deg,var(--signal-dim),transparent 60%),var(--graphite)}
.cta-band-inner{max-width:var(--maxw);margin:0 auto;text-align:center;display:flex;flex-direction:column;align-items:center;gap:22px}
.cta-band h2{max-width:20ch}
.cta-band .lead{margin:0 auto}
.limits{max-width:var(--maxw);margin:0 auto;border:1px solid var(--line);border-left:2px solid var(--signal);border-radius:0 12px 12px 0;
  background:var(--panel);padding:26px 28px}
.limits h4{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--signal);margin-bottom:14px}
.limits ul{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:10px 26px}
.limits li{font-size:14px;color:var(--soft);line-height:1.5;padding-left:18px;position:relative}
.limits li::before{content:"";position:absolute;left:0;top:8px;width:7px;height:7px;border-radius:50%;background:var(--signal)}
@media (max-width:640px){.feature-list{grid-template-columns:1fr}.limits ul{grid-template-columns:1fr}}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:960px){
  .hero-grid{grid-template-columns:1fr;gap:44px}
  .prob-grid,.diag-grid,.warranty{grid-template-columns:1fr;gap:34px}
  .pillars,.trust-row{grid-template-columns:1fr}
  .trust-projects{grid-template-columns:1fr}
  .estimator{position:static}
  .labs-steps{grid-template-columns:1fr 1fr}
  .labs-step{border-left:none;border-top:1px solid var(--line)}
  .labs-step:nth-child(-n+2){border-top:none}
  .labs-step:nth-child(odd){border-right:1px solid var(--line)}
  .pd-body{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .nav-links,.nav .nav-right{display:none}
  .nav-burger{display:flex}
  .prob-frictions{grid-template-columns:1fr}
  .form{grid-template-columns:1fr}
  .labs-steps{grid-template-columns:1fr}
  .labs-step{border-right:none!important;border-top:1px solid var(--line)!important}
  .labs-step:first-child{border-top:none!important}
  .pd-body{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .sysout{grid-template-columns:1fr 1fr 1fr}
  .hero-actions{width:100%}
  .hero-actions .btn,.hero-actions .btn-wa{flex:1;justify-content:center;min-width:0}
  .cookie-inner{flex-direction:column;align-items:stretch;gap:16px}
  .cookie-actions{flex-wrap:wrap}
  .cookie-actions .ck-btn{flex:1}
  .diag-receive .dr{width:100%}
}

/* ============================================================
   BRAND BOOK v2 — superficies alternas (claro / oscuro)
   ============================================================ */
:root{ --paper:#F3F1EC; --ink:#050505; --ink-soft:#3b3a37; --ink-mute:#6b6862; --paper-line:rgba(5,5,5,.12); --paper-line-strong:rgba(5,5,5,.2); }
.surf-light{background:var(--paper);color:var(--ink)}
.surf-dark{background:var(--ink);color:var(--white)}
.surf-light .eyebrow{color:var(--ink-mute)}
.surf-light .eyebrow::before{background:var(--signal)}
.surf-light .chapter{color:var(--ink)}
.surf-light .link-arrow{color:var(--ink)}
.surf-light .link-arrow .ar{color:var(--signal)}
.surf-light .link-arrow:hover{color:var(--signal-deep)}
.surf-light ::selection{background:var(--signal);color:var(--paper)}
.btn-dark{background:var(--ink);color:var(--paper);font-weight:600;border-radius:8px}
.btn-dark:hover{background:#1a1917;color:var(--paper);transform:translateY(-2px)}
.surf-dark .btn-dark{background:var(--paper);color:var(--ink)}
.surf-dark .btn-dark:hover{background:#fff;color:var(--ink)}

.nav--light .nav-mark .wm{color:var(--ink)}
.nav--light .nav-links a{color:var(--ink-soft)}
.nav--light .nav-links a:hover{color:var(--ink)}
.nav--light .nav-cta{background:var(--ink);color:var(--paper)}
.nav--light .nav-cta:hover{background:#1a1917;color:var(--paper);transform:translateY(-1px)}
.nav--light .nav-burger span{background:var(--ink)}
.nav--light.solid{background:rgba(243,241,236,.85);backdrop-filter:blur(16px) saturate(1.2);border-bottom:1px solid var(--paper-line)}

#hero.surf-light{min-height:92vh;display:flex;align-items:center;padding:clamp(120px,17vh,180px) var(--gut) clamp(70px,10vh,110px);position:relative;overflow:hidden}
#hero .hero-inner{position:relative;z-index:2;max-width:var(--maxw);margin:0 auto;width:100%}
.hero-mono{position:absolute;right:-2vw;bottom:-14vh;z-index:0;font-family:var(--display);font-weight:700;
  font-size:min(52vw,760px);line-height:.7;letter-spacing:-.06em;color:var(--ink);opacity:.035;pointer-events:none;user-select:none}
#hero .hero-eyebrow{margin-bottom:34px}
#hero .hero-h1{font-family:var(--display);font-weight:700;letter-spacing:-.045em;line-height:1.0;font-size:clamp(44px,6.8vw,92px);max-width:17ch}
#hero .hero-h1 .accent{color:var(--ink-soft);font-weight:700}
#hero .hero-sub{margin-top:30px;max-width:44ch;font-size:clamp(17px,1.55vw,21px);line-height:1.55;color:var(--ink-soft)}
.hero-line{margin-top:20px;font-family:var(--mono);font-size:13px;letter-spacing:.06em;color:var(--ink-mute)}
#hero .hero-actions{margin-top:40px;display:flex;align-items:center;gap:14px 26px;flex-wrap:wrap}
.hero-hint{margin-top:18px;max-width:52ch;font-size:14px;line-height:1.5;color:var(--ink-mute)}
#hero .btn-text{color:var(--ink-soft)}
#hero .btn-text .line::after{background:var(--paper-line-strong)}
#hero .btn-text:hover{color:var(--ink)}
#hero .btn-text:hover .line::after{background:var(--signal)}
.hero-sign{margin-top:44px;font-size:14px;color:var(--ink-mute);letter-spacing:.01em}
@media (max-width:640px){ .hero-mono{font-size:80vw;bottom:-6vh;opacity:.03} #hero .hero-actions .btn-dark{width:100%;justify-content:center} }

#servicios .qh-head{display:block;max-width:var(--maxw);margin:0 auto clamp(46px,7vh,84px)}
#servicios .qh-head h2{margin-top:18px;max-width:none}
#servicios .qh-intro{margin-top:22px;max-width:60ch;font-size:clamp(16px,1.4vw,19px);color:var(--soft)}
.qh-list{border-top:1px solid var(--line-strong)}
.qh-row{display:grid;grid-template-columns:64px minmax(0,1.1fr) minmax(0,1fr);gap:24px 48px;align-items:start;
  padding:clamp(34px,5vh,56px) 0;border-bottom:1px solid var(--line)}
.qh-row:hover{padding-left:0}
.qh-n{font-family:var(--mono);font-size:13px;color:var(--signal);letter-spacing:.06em;padding-top:8px}
.qh-c .qh-t{font-family:var(--display);font-size:clamp(24px,3vw,40px);font-weight:600;letter-spacing:-.03em;line-height:1.05;color:var(--white);max-width:16ch}
.qh-r{padding-top:6px}
.qh-r .qh-d{color:var(--soft);font-size:16px;line-height:1.62;max-width:44ch}
.qh-r .qh-tags{margin-top:16px;font-family:var(--mono);font-size:12px;letter-spacing:.04em;color:var(--mute)}
@media (max-width:760px){ .qh-row{grid-template-columns:1fr;gap:12px;padding:30px 0} .qh-c .qh-t{font-size:26px} }

#proyectos.surf-light{border-top:none}
#proyectos .proj-head{max-width:var(--maxw);margin:0 auto clamp(44px,6vh,76px)}
#proyectos .proj-head h2{margin-top:18px;color:var(--ink)}
#proyectos .proj-intro{margin-top:20px;font-size:clamp(16px,1.4vw,19px);color:var(--ink-soft);max-width:52ch}
.proj-editorial{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1.35fr 1fr;gap:clamp(28px,4vw,64px);align-items:end}
.proj-editorial .proj{display:flex;flex-direction:column}
.proj-editorial .proj-media{display:block;overflow:hidden;border:1px solid var(--paper-line);border-radius:6px;background:#e6e3dc}
.proj-editorial .proj--lead .proj-media{aspect-ratio:16/10}
.proj-editorial .proj--sub{padding-bottom:40px}
.proj-editorial .proj--sub .proj-media{aspect-ratio:4/3}
.proj-editorial .proj-media img{width:100%;height:100%;object-fit:cover;object-position:top;transition:transform 1s var(--ease-out)}
.proj-editorial .proj-media:hover img{transform:scale(1.025)}
.proj-editorial .proj-body{padding:22px 0 0}
.proj-editorial .proj-cat{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--signal-deep);display:block;margin-bottom:12px}
.proj-editorial .proj-body h3{font-family:var(--display);font-size:clamp(26px,3vw,40px);font-weight:600;letter-spacing:-.025em;color:var(--ink);margin-bottom:14px}
.proj-editorial .proj-body p{color:var(--ink-soft);font-size:15.5px;line-height:1.6;margin-bottom:14px;max-width:46ch}
.proj-editorial .proj-note{color:var(--ink-mute);font-size:13px;line-height:1.55;padding-left:14px;border-left:1px solid var(--signal)}
.proj-editorial .link-arrow{margin-top:4px;color:var(--ink)}
.proj-editorial .link-arrow:hover{color:var(--signal-deep)}
@media (max-width:760px){ .proj-editorial{grid-template-columns:1fr;gap:48px} .proj-editorial .proj--sub{padding-bottom:0} }

#metodo.surf-dark{border-top:none}
.trust-strip{max-width:var(--maxw);margin:clamp(44px,6vh,72px) auto 0;padding-top:32px;border-top:1px solid var(--line);
  display:grid;grid-template-columns:1fr 1fr;gap:20px 60px}
.trust-strip .ts-block{display:flex;flex-direction:column;gap:8px}
.trust-strip .ts-k{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--signal)}
.trust-strip .ts-block p{font-size:15px;color:var(--soft);line-height:1.5;max-width:42ch;margin:0}
.trust-strip .ts-block a{color:var(--signal-bright);text-decoration:underline;text-underline-offset:3px;font-size:14px;width:fit-content}
.trust-strip .ts-block a:hover{color:var(--white)}
@media (max-width:760px){ .trust-strip{grid-template-columns:1fr;gap:26px} }

#contacto.surf-light{border-top:none}
#contacto .cta-copy h2{color:var(--ink)}
#contacto .cta-lead{color:var(--ink-soft)}
#contacto .cta-channels{border-top:1px solid var(--paper-line)}
#contacto .cta-channels a{color:var(--ink);border-bottom:1px solid var(--paper-line)}
#contacto .cta-channels a:hover{color:var(--signal-deep)}
#contacto .cta-channels .cc-k{color:var(--ink-mute)}
#contacto .cta-form{gap:0}
#contacto .field{border-bottom:1px solid var(--paper-line)}
#contacto .field label{color:var(--ink-mute)}
#contacto .field input,#contacto .field textarea{color:var(--ink)}
#contacto .field.focus{border-color:var(--signal)}
#contacto .field .req{color:var(--signal-deep)}
#contacto .field-consent label{color:var(--ink-mute)}
#contacto .field-consent a{color:var(--signal-deep)}
#contacto .form-err{color:#a23}
@media (max-width:860px){ #contacto .cta-grid{grid-template-columns:1fr;gap:40px} }