:root{
  --obsidian:#111111;
  --obsidian-90:#171717;
  --obsidian-85:#1c1c1c;
  --offwhite:#F5F5F2;
  --cool:#A7A9AC;
  --cool-dim:#6a6c6f;
  --blue:#3155FF;
  --line-dark:rgba(245,245,242,.09);
  --line-mid:rgba(245,245,242,.14);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',sans-serif;
  background:var(--obsidian);
  color:var(--offwhite);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  line-height:1.5;
}
h1,h2,h3,h4,.display{font-family:'Sora',sans-serif}
a{color:inherit;text-decoration:none}
::selection{background:var(--blue);color:#fff}
img{max-width:100%;display:block}

/* ---------- NAV ---------- */
nav{
  position:fixed;top:0;left:0;right:0;z-index:200;
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 44px;
  transition:background .4s, border-color .4s, padding .4s;
  border-bottom:1px solid transparent;
}
nav.scrolled{background:rgba(17,17,17,.82);backdrop-filter:blur(20px);border-bottom:1px solid var(--line-dark);padding:12px 44px}
.brand{display:flex;align-items:center;gap:11px;font-family:'Sora';font-weight:700;letter-spacing:.13em;font-size:15px}
.nav-mid{display:flex;gap:34px;font-size:13px;letter-spacing:.02em;color:var(--cool)}
.nav-mid a{transition:color .25s;position:relative}
.nav-mid a:hover{color:var(--offwhite)}
.nav-cta{border:1px solid var(--line-mid);padding:9px 18px;border-radius:2px;font-family:'Sora';font-weight:500;font-size:13px;transition:all .3s}
.nav-cta:hover{background:var(--offwhite);color:var(--obsidian);border-color:var(--offwhite)}
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none}
.burger span{width:24px;height:2px;background:var(--offwhite);transition:.3s}
@media(max-width:900px){
  .nav-mid{display:none}
  .nav-cta{display:none}
  .burger{display:flex}
  nav{padding:16px 22px}
  nav.scrolled{padding:14px 22px}
}
/* mobile menu */
.mobile-menu{position:fixed;inset:0;background:var(--obsidian);z-index:190;display:flex;flex-direction:column;justify-content:center;padding:0 30px;gap:8px;transform:translateY(-100%);transition:transform .5s cubic-bezier(.7,0,.2,1);opacity:0;pointer-events:none}
.mobile-menu.open{transform:translateY(0);opacity:1;pointer-events:auto}
.mobile-menu a{font-family:'Sora';font-weight:700;font-size:34px;letter-spacing:-.02em;padding:10px 0;color:var(--offwhite)}
.mobile-menu a span{color:var(--blue);font-size:14px;font-weight:500;margin-right:14px;letter-spacing:.1em;vertical-align:middle}

/* ---------- LAYOUT ---------- */
.wrap{max-width:1200px;margin:0 auto;padding:0 44px}
@media(max-width:900px){.wrap{padding:0 22px}}
section{position:relative}
.eyebrow{font-family:'Sora';font-size:11px;font-weight:600;letter-spacing:.32em;text-transform:uppercase;color:var(--blue);display:flex;align-items:center;gap:14px;margin-bottom:26px}
.eyebrow::before{content:"";width:32px;height:1px;background:var(--blue)}
.reveal{opacity:0;transform:translateY(28px);transition:opacity .9s ease,transform .9s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* ---------- HERO ---------- */
.hero{min-height:100vh;display:flex;align-items:center;position:relative;overflow:hidden;padding:120px 0 60px}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(var(--line-dark) 1px,transparent 1px),linear-gradient(90deg,var(--line-dark) 1px,transparent 1px);background-size:70px 70px;mask-image:radial-gradient(ellipse 75% 75% at 62% 45%,#000 15%,transparent 72%);-webkit-mask-image:radial-gradient(ellipse 75% 75% at 62% 45%,#000 15%,transparent 72%)}
.hero .wrap{position:relative;z-index:3;width:100%}
.hero-tag{font-family:'Sora';font-size:12px;font-weight:600;letter-spacing:.3em;color:var(--cool);margin-bottom:30px;overflow:hidden}
.hero-tag span{display:inline-block;animation:rise .9s cubic-bezier(.2,.8,.2,1) .1s both}
.hero h1{font-size:clamp(40px,7.4vw,104px);font-weight:800;line-height:.94;letter-spacing:-.038em}
.hero h1 .ln{display:block;overflow:hidden}
.hero h1 .ln span{display:block;animation:rise 1s cubic-bezier(.2,.8,.2,1) both}
.hero h1 .ln:nth-child(1) span{animation-delay:.15s}
.hero h1 .ln:nth-child(2) span{animation-delay:.28s}
.hero h1 .ln:nth-child(3) span{animation-delay:.41s}
.hero h1 .l3{white-space:nowrap}
.hero h1 .l3 .mv{display:inline}
.hero h1 .mv{color:var(--blue)}
@keyframes rise{from{transform:translateY(105%)}to{transform:translateY(0)}}
.hero-sub{margin-top:36px;max-width:480px;font-size:18px;line-height:1.62;color:var(--cool);animation:fade 1s ease .7s both}
.hero-actions{display:flex;gap:16px;margin-top:42px;flex-wrap:wrap;animation:fade 1s ease .9s both}
@keyframes fade{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.btn-primary{display:inline-flex;align-items:center;gap:11px;background:var(--offwhite);color:var(--obsidian);font-family:'Sora';font-weight:600;font-size:14px;padding:16px 26px;border-radius:2px;transition:transform .3s}
.btn-primary:hover{transform:translateX(6px)}
.btn-primary svg{transition:transform .3s}.btn-primary:hover svg{transform:translateX(4px)}
.btn-ghost{display:inline-flex;align-items:center;gap:11px;border:1px solid var(--line-mid);color:var(--offwhite);font-family:'Sora';font-weight:500;font-size:14px;padding:16px 26px;border-radius:2px;transition:border-color .3s,background .3s}
.btn-ghost:hover{border-color:var(--offwhite);background:rgba(245,245,242,.04)}
.traj-hero{position:absolute;top:50%;right:-30px;transform:translateY(-50%);width:min(46vw,540px);z-index:2;pointer-events:none}
@media(max-width:980px){.traj-hero{opacity:.22;right:-140px}}
.traj-hero path{stroke-dasharray:1500;stroke-dashoffset:1500;animation:draw 2.8s cubic-bezier(.7,0,.3,1) .5s forwards}
.traj-hero .d{opacity:0;animation:pop .5s ease 2.7s forwards}
@keyframes draw{to{stroke-dashoffset:0}}@keyframes pop{to{opacity:1}}
.hero-scroll{position:absolute;bottom:34px;left:50%;transform:translateX(-50%);font-family:'Sora';font-size:11px;letter-spacing:.24em;color:var(--cool-dim);z-index:3;display:flex;flex-direction:column;align-items:center;gap:10px;animation:fade 1s ease 1.4s both}
.hero-scroll .bar{width:1px;height:38px;background:linear-gradient(var(--cool-dim),transparent);position:relative;overflow:hidden}
.hero-scroll .bar::after{content:"";position:absolute;top:0;left:0;width:100%;height:40%;background:var(--blue);animation:scrolldown 2s ease-in-out infinite}
@keyframes scrolldown{0%{top:-40%}100%{top:100%}}

/* ---------- MARQUEE clients ---------- */
.marquee{border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark);padding:26px 0;overflow:hidden;background:var(--obsidian-90)}
.marquee-label{font-family:'Sora';font-size:10px;letter-spacing:.28em;text-transform:uppercase;color:var(--cool-dim);text-align:center;margin-bottom:18px}
.marquee-track{display:flex;gap:60px;width:max-content;animation:scroll-x 32s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes scroll-x{to{transform:translateX(-50%)}}
.mq-item{font-family:'Sora';font-weight:600;font-size:20px;letter-spacing:.02em;color:var(--cool-dim);white-space:nowrap;transition:color .3s;opacity:.75}
.mq-item:hover{color:var(--offwhite)}

/* ---------- SECTION SHELL ---------- */
.sec{padding:130px 0}
@media(max-width:900px){.sec{padding:88px 0}}
.sec-title{font-size:clamp(30px,4.4vw,56px);font-weight:700;line-height:1.02;letter-spacing:-.025em;margin-bottom:22px}
.sec-lead{font-size:18px;line-height:1.65;color:var(--cool);max-width:640px}

/* ---------- INTRO STATEMENT ---------- */
.statement{padding:120px 0;border-top:1px solid var(--line-dark)}
.statement .big{font-family:'Sora';font-weight:700;font-size:clamp(26px,4.2vw,50px);line-height:1.18;letter-spacing:-.02em;max-width:1000px}
.statement .big .dim{color:var(--cool-dim)}
.statement .big .hl{color:var(--offwhite)}
.statement .big .blue{color:var(--blue)}

/* ---------- METHOD ---------- */
.method-head{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:24px;margin-bottom:20px}
.method{border-top:1px solid var(--line-mid)}
.mrow{display:grid;grid-template-columns:90px 200px 1fr auto;gap:30px;align-items:center;padding:38px 6px;border-bottom:1px solid var(--line-dark);transition:background .35s,padding-left .35s;cursor:default;position:relative}
.mrow:hover{background:var(--obsidian-90);padding-left:20px}
.mrow:hover .mnum{color:var(--blue)}
.mrow:hover .marrow{opacity:1;transform:translateX(0)}
.mnum{font-family:'Sora';font-size:13px;letter-spacing:.16em;color:var(--cool-dim);transition:color .35s}
.mname{font-family:'Sora';font-weight:700;font-size:clamp(22px,2.6vw,30px);letter-spacing:-.01em}
.mdesc{font-size:15px;color:var(--cool);line-height:1.55;max-width:440px}
.marrow{opacity:0;transform:translateX(-10px);transition:all .35s;color:var(--blue)}
@media(max-width:820px){
  .mrow{grid-template-columns:60px 1fr;gap:6px 30px;padding:30px 4px}
  .mname{grid-column:2}.mnum{grid-row:1;grid-column:1;align-self:start;padding-top:6px}
  .mdesc{grid-column:2;margin-top:8px}.marrow{display:none}
  .hero-scroll {left: 42%;}
}

/* ---------- STATS ---------- */
.stats{border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark);background:var(--obsidian-90)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:64px 30px;border-right:1px solid var(--line-dark);position:relative;display:flex;flex-direction:column;align-items:center;text-align:center}
.stat:last-child{border-right:none}
.stat .big{font-family:'Sora';font-weight:800;font-size:clamp(42px,5.5vw,66px);letter-spacing:-.03em;line-height:1}
.stat .big em{font-style:normal;color:var(--blue)}
.stat .cap{font-size:14px;color:var(--cool);margin-top:14px}
@media(max-width:820px){.stats-grid{grid-template-columns:1fr 1fr}.stat{border-bottom:1px solid var(--line-dark)}.stat:nth-child(2){border-right:none}.stat{padding:44px 24px}}

/* ---------- PORTFOLIO CARRUSEL ---------- */
.pf-head{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:20px;margin-bottom:12px}
.pf-controls{display:flex;gap:10px;align-items:center}
.pf-btn{width:52px;height:52px;border-radius:50%;border:1px solid var(--line-mid);background:none;color:var(--offwhite);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .3s}
.pf-btn:hover{background:var(--offwhite);color:var(--obsidian);border-color:var(--offwhite)}
.pf-btn:disabled{opacity:.3;cursor:default;background:none;color:var(--offwhite);border-color:var(--line-mid)}
.pf-count{font-family:'Sora';font-size:13px;letter-spacing:.1em;color:var(--cool-dim);min-width:64px;text-align:center}
.pf-count b{color:var(--offwhite);font-weight:600}
/* track: full-bleed horizontal scroll */
.pf-viewport{margin:0 calc(-1*(50vw - 50%));padding:0 calc(50vw - 50%);overflow:hidden}
.pf-track{display:flex;gap:22px;padding:34px 0 8px;scroll-snap-type:x mandatory;transition:transform .7s cubic-bezier(.16,.84,.28,1);will-change:transform}
.pf-slide{flex:0 0 auto;width:min(78vw,580px);scroll-snap-align:start}
.pf-fig{position:relative;border-radius:6px;overflow:hidden;background:var(--obsidian-85);border:1px solid var(--line-dark);height:420px;transition:border-color .4s}
@media(max-width:640px){.pf-fig{height:320px}}
.pf-fig img{width:100%;height:100%;object-fit:cover;object-position:top center;transition:transform 1s cubic-bezier(.2,.7,.2,1),opacity .6s,filter .6s;opacity:.9;filter:grayscale(1) contrast(1.02) brightness(.82)}
.pf-slide:hover .pf-fig{border-color:var(--line-mid)}
.pf-slide:hover .pf-fig img{transform:scale(1.04);opacity:1;filter:grayscale(0) contrast(1) brightness(1)}
/* velo azul sutil para que cualquier color residual lea como parte del sistema */
.pf-fig::after{content:"";position:absolute;inset:0;background:linear-gradient(160deg,rgba(49,85,255,.10),rgba(17,17,17,.32));z-index:1;opacity:1;transition:opacity .5s;pointer-events:none}
.pf-slide:hover .pf-fig::after{opacity:0}
/* fallback tile if image missing/blocked */
.pf-fig .fallback{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;background:radial-gradient(circle at 40% 35%,#1c1c1c,#111);z-index:0}
.pf-fig .fallback .ft{font-family:'Sora';font-weight:700;font-size:26px;letter-spacing:.02em;color:var(--offwhite)}
.pf-grad{position:absolute;inset:0;background:linear-gradient(to top,rgba(17,17,17,.92) 2%,rgba(17,17,17,.15) 45%,transparent 70%);z-index:1;opacity:.9;transition:opacity .4s}
.pf-info{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:26px 28px;display:flex;justify-content:space-between;align-items:flex-end;gap:16px}
.pf-cat{font-family:'Sora';font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--blue);margin-bottom:10px}
.pf-name{font-family:'Sora';font-weight:700;font-size:24px;letter-spacing:-.01em;line-height:1.05}
.pf-tag{font-size:13.5px;color:var(--cool);margin-top:7px;max-width:340px;line-height:1.4}
.pf-idx{font-family:'Sora';font-size:12px;letter-spacing:.14em;color:var(--cool-dim)}
.pf-hint{font-size:12px;color:var(--cool-dim);margin-top:20px;font-style:italic;display:flex;align-items:center;gap:8px}
@media(max-width:640px){.pf-slide{width:86vw}.pf-btn{width:46px;height:46px}}

/* ---------- CASE STUDY ---------- */
.case{border:1px solid var(--line-mid);border-radius:6px;overflow:hidden;margin-top:56px;background:var(--obsidian-90)}
.case-top{display:grid;grid-template-columns:1.1fr 1fr;gap:0}
@media(max-width:820px){.case-top{grid-template-columns:1fr}}
.case-visual{background:radial-gradient(circle at 40% 35%,#1c1c1c,#111);min-height:340px;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;border-right:1px solid var(--line-dark)}
.case-body{padding:48px}
@media(max-width:820px){.case-body{padding:34px 26px}}
.case-client{font-family:'Sora';font-weight:800;font-size:32px;letter-spacing:-.01em;margin-bottom:6px}
.case-sector{font-size:13px;color:var(--blue);font-family:'Sora';letter-spacing:.14em;text-transform:uppercase;margin-bottom:30px}
.pse{display:grid;grid-template-columns:120px 1fr;gap:16px;padding:20px 0;border-top:1px solid var(--line-dark)}
.pse:last-child{border-bottom:1px solid var(--line-dark)}
.pse .k{font-family:'Sora';font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--cool-dim)}
.pse .v{font-size:15px;color:var(--offwhite);line-height:1.5}
.pse.result .v{color:var(--blue);font-family:'Sora';font-weight:600}
@media(max-width:520px){.pse{grid-template-columns:1fr;gap:4px}}

/* ---------- IDEAS strip ---------- */
.ideas{padding:130px 0;border-top:1px solid var(--line-dark)}
.ideas-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:50px}
@media(max-width:820px){.ideas-grid{grid-template-columns:1fr}}
.idea{aspect-ratio:4/5;border-radius:4px;padding:38px;display:flex;flex-direction:column;justify-content:space-between;overflow:hidden;position:relative;border:1px solid var(--line-dark);transition:transform .5s}
.idea:hover{transform:translateY(-6px)}
.idea.dark{background:var(--obsidian-85)}
.idea.light{background:var(--offwhite);color:var(--obsidian)}
.idea.blue{background:var(--blue);color:#fff}
.idea-tag{font-family:'Sora';font-size:10px;letter-spacing:.22em;text-transform:uppercase;opacity:.55}
.idea-head{font-family:'Sora';font-weight:800;font-size:clamp(26px,3.4vw,32px);line-height:1.03;letter-spacing:-.02em}
.idea-sub{font-size:14px;opacity:.72;line-height:1.45;margin-top:14px}

/* ---------- SERVICES compact ---------- */
.svc{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line-mid);margin-top:50px}
@media(max-width:820px){.svc{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.svc{grid-template-columns:1fr}}
.svc-col{padding:34px 26px 40px;border-right:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark)}
.svc-col h4{font-family:'Sora';font-weight:700;font-size:19px;margin-bottom:18px;display:flex;align-items:center;gap:10px}
.svc-col h4 i{width:6px;height:6px;background:var(--blue);border-radius:50%;display:inline-block}
.svc-col ul{list-style:none;display:flex;flex-direction:column;gap:11px}
.svc-col li{font-size:13.5px;color:var(--cool);line-height:1.4}

/* ---------- CONTACT ---------- */
.contact{padding:140px 0 120px;border-top:1px solid var(--line-dark);position:relative;overflow:hidden}
.contact-inner{text-align:center;position:relative;z-index:2}
.contact h2{font-family:'Sora';font-weight:800;font-size:clamp(42px,8.5vw,120px);line-height:.92;letter-spacing:-.04em}
.contact h2 .blue{color:var(--blue)}
.contact-sub{max-width:520px;margin:30px auto 0;color:var(--cool);font-size:17px;line-height:1.6}
.contact-btn{display:inline-flex;align-items:center;gap:12px;background:var(--offwhite);color:var(--obsidian);font-family:'Sora';font-weight:600;font-size:15px;padding:18px 32px;border-radius:2px;margin-top:44px;transition:transform .3s}
.contact-btn:hover{transform:scale(1.04)}
.contact-info{display:flex;gap:44px;justify-content:center;flex-wrap:wrap;margin-top:60px;color:var(--cool);font-size:14px}
.contact-info a{transition:color .3s}.contact-info a:hover{color:var(--offwhite)}
.contact-bg{position:absolute;bottom:-120px;left:50%;transform:translateX(-50%);width:min(90vw,900px);opacity:.5;z-index:1;pointer-events:none}

/* ---------- FOOTER ---------- */
footer{padding:70px 0 46px;border-top:1px solid var(--line-dark)}
.foot-grid{display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:40px}
.foot-brand{display:flex;align-items:center;gap:12px;font-family:'Sora';font-weight:700;letter-spacing:.13em;font-size:16px}
.foot-links{display:flex;gap:50px;flex-wrap:wrap}
.foot-col h5{font-family:'Sora';font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--cool-dim);margin-bottom:16px}
.foot-col a{display:block;font-size:14px;color:var(--cool);margin-bottom:11px;transition:color .3s}
.foot-col a:hover{color:var(--offwhite)}
.foot-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;margin-top:60px;padding-top:26px;border-top:1px solid var(--line-dark);color:var(--cool-dim);font-size:12px;letter-spacing:.03em}
/* ---------- WHATSAPP FLOTANTE ---------- */
.wa-float{position:fixed;bottom:26px;right:26px;z-index:300;width:60px;height:60px;border-radius:50%;background:#25D366;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 26px rgba(37,211,102,.42),0 4px 12px rgba(0,0,0,.3);transition:transform .3s cubic-bezier(.2,.8,.2,1),box-shadow .3s;animation:wa-in .5s cubic-bezier(.2,.8,.2,1) 1s both}
.wa-float:hover{transform:scale(1.08) translateY(-2px);box-shadow:0 12px 32px rgba(37,211,102,.55),0 6px 16px rgba(0,0,0,.35)}
.wa-float svg{position:relative;z-index:2}
.wa-pulse{position:absolute;inset:0;border-radius:50%;background:#25D366;z-index:1;animation:wa-pulse 2.4s ease-out infinite}
@keyframes wa-pulse{0%{transform:scale(1);opacity:.7}70%{transform:scale(1.7);opacity:0}100%{opacity:0}}
@keyframes wa-in{from{transform:scale(0) translateY(20px);opacity:0}to{transform:scale(1) translateY(0);opacity:1}}
@media(max-width:640px){.wa-float{bottom:18px;right:18px;width:54px;height:54px}.wa-float svg{width:27px;height:27px}}
@media(prefers-reduced-motion:reduce){.wa-pulse{animation:none}.wa-float{animation:none}}