:root{
  --tinta:#1A1A1A; --papel:#F3F3F3; --grafito:#1F1E1C;
  --mango:#F26935; --mango-texto:#B4461D; --niebla:#D6D6D6;
  --gris:#2A2A2A; --linea:#333333; --suave:#9A9A9A; --suave-txt:#4A4A4A; --claro:#BDBDBD;
  --serif:'Source Serif 4',Georgia,serif; --sans:'IBM Plex Sans',system-ui,sans-serif; --mono:'IBM Plex Mono',ui-monospace,monospace;
  --naranja:#D14A16; --naranja-h:#B93F10; --verde:#15803D; --verde-h:#0F6630; --menta-claro:#C8F5F1; --menta:#2FEEDE; --max:1200px; --r:32px 4px 4px 4px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--papel);color:var(--grafito);font-family:var(--sans);font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img,svg{display:block}
.wrap{max-width:var(--max);margin:0 auto;padding:0 32px;position:relative;z-index:1}
.skip{position:absolute;left:-999px;top:8px;background:var(--tinta);color:var(--papel);padding:8px 16px;z-index:100}
.skip:focus{left:8px}
:focus-visible{outline:2px solid var(--mango);outline-offset:3px}

/* ---------- logo ---------- */
.logo{font-family:var(--serif);font-weight:500;font-size:28px;line-height:1;color:var(--tinta);position:relative;display:inline-block;letter-spacing:-.01em;padding-top:8px}
.logo .ia{color:var(--mango);font-size:.72em}
.logo-arc{position:absolute;width:1.73em;height:.65em;right:-.14em;top:-.34em;overflow:visible}
.logo.on-dark{color:var(--papel)}
footer .logo{font-size:36px}

/* ---------- header ---------- */
header.site{position:sticky;top:0;z-index:50;background:rgba(243,243,243,.92);-webkit-backdrop-filter:saturate(140%) blur(12px);backdrop-filter:saturate(140%) blur(12px);border-bottom:1px solid var(--niebla)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px}
.brand{display:inline-flex;align-items:center}
#menu{display:flex;align-items:center;gap:32px}
#menu a:not(.btn){font-size:15px;color:var(--grafito);position:relative;padding:4px 0}
#menu a:not(.btn)::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--tinta);transform:scaleX(0);transform-origin:left;transition:transform .2s}
#menu a:not(.btn):hover::after,#menu a[aria-current="page"]::after{transform:scaleX(1)}
.burger{display:none;background:none;border:0;width:40px;height:40px;cursor:pointer;position:relative}
.burger span{position:absolute;left:8px;right:8px;height:2px;background:var(--tinta);transition:.2s}
.burger span:first-child{top:15px}.burger span:last-child{top:23px}
.burger[aria-expanded="true"] span:first-child{top:19px;transform:rotate(45deg)}
.burger[aria-expanded="true"] span:last-child{top:19px;transform:rotate(-45deg)}

/* ---------- buttons ---------- */
.btns{display:flex;gap:16px;flex-wrap:wrap;margin-top:40px}
.btn{font-family:var(--mono);font-size:12.5px;font-weight:500;letter-spacing:.05em;text-transform:uppercase;padding:16px 24px;display:inline-flex;align-items:center;gap:8px;border:1.5px solid transparent;border-radius:2px;transition:background .18s,color .18s,border-color .18s}
.btn span{transition:transform .18s}
.btn:hover span{transform:translateX(3px)}
.btn-sm{padding:10px 16px;font-size:11.5px}
.btn-solid{background:var(--verde);color:#fff}
.btn-solid:hover{background:var(--verde-h)}
.btn-ghost{border-color:var(--tinta);color:var(--tinta)}
.btn-ghost:hover{background:var(--tinta);color:var(--papel)}
.btn-inv{background:var(--verde);color:#fff;border-color:#fff}
.btn-inv:hover{background:var(--verde-h)}
.nav-cta{background:var(--verde);color:#fff}
.nav-cta:hover{background:var(--verde-h)}

/* ---------- type ---------- */
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--suave-txt);margin-bottom:24px}
.eyebrow::before{content:"— ";color:var(--suave)}
.display{font-family:var(--serif);font-weight:500;font-size:clamp(40px,6.6vw,88px);line-height:1.02;letter-spacing:-.02em;color:var(--tinta);max-width:15ch}
.title{font-family:var(--serif);font-weight:500;font-size:clamp(32px,4.6vw,56px);line-height:1.08;letter-spacing:-.012em;color:var(--tinta);max-width:22ch}
.display em,.title em,.quote em{font-style:italic;color:var(--mango-texto)}
.lede{font-size:20px;line-height:1.6;max-width:60ch;margin-top:32px;color:var(--grafito)}

/* ---------- blocks ---------- */
.blk{padding:104px 0;position:relative;overflow:hidden}
.blk-papel{background:var(--papel)}
.blk-niebla{background:var(--niebla)}
.blk-ink{background:var(--tinta);color:var(--papel)}
.blk-ink .eyebrow{color:var(--suave)}
.blk-ink .eyebrow::before{color:#555}
.blk-ink .title,.blk-ink .quote,.blk-ink h3{color:var(--papel)}
.blk-ink .lede{color:var(--claro)}
.blk-ink .display em,.blk-ink .title em,.blk-ink .quote em{color:var(--mango)}
.blk-niebla .eyebrow{color:var(--suave-txt)}
.blk-niebla .eyebrow::before{color:#8a8a8a}

/* fan motif */
.fan-wrap{position:absolute;bottom:0;pointer-events:none;z-index:0}
.fan-right{right:-40px;width:min(600px,52vw);-webkit-mask-image:linear-gradient(to right,transparent 0,#000 22%);mask-image:linear-gradient(to right,transparent 0,#000 22%)}
.fan{width:100%;height:auto}
.fan-inline{position:relative;width:min(440px,100%);margin-left:auto;right:auto}

/* hero */
.hero{padding:136px 0 112px;min-height:640px}
.hero-copy{max-width:760px}
.hero .lede{max-width:56ch}

/* stats */
.stats{padding:80px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stats-3{grid-template-columns:repeat(3,1fr)}
.stat{padding:0 32px;border-left:1px solid var(--linea)}
.stat:first-child{padding-left:0;border-left:0}
.lbl{font-family:var(--mono);font-size:12px;letter-spacing:.07em;text-transform:uppercase;color:var(--suave);display:block;margin-bottom:16px}
.fig{white-space:nowrap;font-family:var(--serif);font-weight:500;font-size:clamp(36px,4vw,56px);line-height:1;color:var(--papel);letter-spacing:-.01em}
.fig .u{color:var(--mango);font-style:italic;margin-left:2px}
.stat p{font-size:15px;color:var(--claro);margin-top:16px;max-width:26ch;line-height:1.5}

/* bento tiles */
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:16px;margin-top:64px}
.span3{grid-column:span 3}.span2{grid-column:span 2}
.tile{display:flex;flex-direction:column;padding:32px;min-height:320px;border-radius:var(--r);transition:transform .22s}
a.tile:hover,a.mini:hover,a.rcard:hover{transform:translateY(-4px)}
.tile .tn,.mini .tag,.rcard .tag{font-family:var(--mono);font-size:12px;letter-spacing:.07em;text-transform:uppercase}
.tile h3{font-family:var(--serif);font-weight:500;font-size:clamp(24px,2.6vw,32px);line-height:1.16;margin:48px 0 16px;max-width:20ch}
.tile p{font-size:16px;line-height:1.55;max-width:38ch;opacity:.85}
.go{font-family:var(--mono);font-size:12.5px;font-weight:500;letter-spacing:.05em;text-transform:uppercase;margin-top:auto;padding-top:32px;display:inline-flex;gap:8px;align-items:center}
.go i{font-style:normal;transition:transform .18s}
a:hover .go i{transform:translateX(4px)}
.t-niebla{background:var(--naranja);color:#fff}
.t-tinta{background:var(--tinta);color:var(--papel)}
.t-tinta h3,.t-gris h3,.t-niebla h3{color:#fff}
.t-niebla p,.t-gris p{color:#fff;opacity:1}
.t-gris{background:var(--naranja);color:#fff}
.t-line{background:transparent;color:var(--tinta);border:1.5px solid var(--tinta)}
.t-tinta .tn{color:var(--suave)}
.t-niebla .tn,.t-gris .tn{color:#fff}
.t-line .tn{color:var(--suave-txt)}
.t-tinta p{color:var(--claro);opacity:1}

/* columns */
.cols3{display:grid;grid-template-columns:repeat(3,1fr);margin-top:64px;border-top:1px solid rgba(26,26,26,.3)}
.col{padding:40px 32px 0 0}
.col+.col{padding-left:32px;border-left:1px solid rgba(26,26,26,.3)}
.col .num{font-family:var(--mono);font-size:12px;letter-spacing:.07em;text-transform:uppercase;color:var(--suave-txt)}
.col h3{font-family:var(--serif);font-weight:500;font-size:28px;line-height:1.2;margin:16px 0 16px;color:var(--tinta)}
.col p{font-size:16px;max-width:36ch}
.cols3.on-dark{border-color:var(--linea)}
.on-dark .col+.col{border-color:var(--linea)}
.on-dark .col .num{color:var(--suave)}
.on-dark .col h3{color:var(--papel)}
.on-dark .col p{color:var(--claro)}

/* rows */
.rows{margin-top:64px;border-bottom:1px solid rgba(26,26,26,.3)}
.row{display:grid;grid-template-columns:80px 1fr 1.3fr;gap:32px;padding:32px 0;border-top:1px solid rgba(26,26,26,.3);align-items:baseline}
.row .num{font-family:var(--mono);font-size:13px;color:var(--suave-txt);letter-spacing:.06em}
.row h3{font-family:var(--serif);font-weight:500;font-size:clamp(22px,2.4vw,30px);line-height:1.18;color:var(--tinta)}
.row p{font-size:17px;color:var(--grafito);max-width:52ch}
.rows.on-dark{border-color:var(--linea)}
.on-dark .row{border-color:var(--linea)}
.on-dark .row .num{color:var(--suave)}
.on-dark .row h3{color:var(--papel)}
.on-dark .row p{color:var(--claro)}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;margin-top:64px}
.step{border-top:1.5px solid var(--tinta);padding-top:24px}
.step .num{font-family:var(--mono);font-size:12px;letter-spacing:.07em;color:var(--suave-txt)}
.step h3{font-family:var(--serif);font-weight:500;font-size:26px;margin:16px 0 8px;color:var(--tinta)}
.step p{font-size:16px}

/* manifesto */
.manifesto{padding:136px 0}
.quote{font-family:var(--serif);font-weight:500;font-size:clamp(36px,6vw,80px);line-height:1.06;letter-spacing:-.015em;max-width:20ch}

/* mini + resource cards */
.mini3,.res{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:64px}
.mini{display:flex;flex-direction:column;padding:32px;min-height:280px;border:1.5px solid var(--tinta);border-radius:var(--r);transition:transform .22s}
.mini .tag,.rcard .tag{display:inline-block;align-self:flex-start;border:1px solid currentColor;padding:4px 10px;border-radius:999px}
.mini h3,.rcard h3{font-family:var(--serif);font-weight:500;font-size:28px;line-height:1.15;margin:32px 0 16px;color:inherit}
.mini p{font-size:16px;max-width:32ch}
.rcard{display:flex;flex-direction:column;padding:40px 32px;min-height:440px;border-radius:var(--r);transition:transform .22s}
.rcard p{font-size:16px;line-height:1.6}
.rc-niebla{background:var(--naranja);color:#fff}
.rc-niebla p{color:#fff}
.rc-papel{background:var(--papel);color:var(--tinta)}
.rc-menta{background:var(--menta-claro);color:var(--tinta)}
.rc-menta p{color:var(--tinta)}
.blk-ink .rcard h3,.blk-tinta .rcard h3{color:inherit}

/* about */
.about-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:64px;align-items:center}
.creds{list-style:none}
.creds li{padding:20px 0;border-top:1px solid rgba(26,26,26,.3);font-size:16px}
.creds li:last-child{border-bottom:1px solid rgba(26,26,26,.3)}
.creds li span{font-family:var(--serif);font-weight:500;font-size:26px;display:block;color:var(--tinta);line-height:1.2}

/* deliverables + formats */
.deliv{list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-top:64px}
.deliv li{background:var(--naranja);color:#fff;padding:24px;border-radius:var(--r);font-size:16px;min-height:160px}
.deliv li span{font-family:var(--serif);font-weight:500;font-size:26px;display:block;margin-bottom:8px;color:#fff}
.fmt{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:64px}
.fmt .tile{min-height:300px}
.fmt .tile h3{margin-top:32px}
.note{font-family:var(--mono);font-size:12.5px;letter-spacing:.05em;text-transform:uppercase;color:var(--suave-txt);margin-top:32px}

/* CTA */
.cta{padding:136px 0}
.cta .title{max-width:16ch;font-size:clamp(36px,5.6vw,72px)}
.cta .lede{max-width:48ch}

/* footer */
footer.site{padding:88px 0 40px;overflow:hidden}
.foot-top{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;flex-wrap:wrap}
.foot-tag{font-family:var(--serif);font-size:20px;color:var(--claro);line-height:1.4;text-align:right}
.foot-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin-top:64px;padding-top:40px;border-top:1px solid var(--linea)}
footer h5{font-family:var(--mono);font-weight:400;font-size:12px;letter-spacing:.07em;text-transform:uppercase;color:var(--suave);margin-bottom:16px}
footer .foot-grid a{display:block;color:var(--claro);font-size:15px;padding:4px 0}
footer .foot-grid a:hover{color:var(--papel)}
.foot-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:64px;padding-top:24px;border-top:1px solid var(--linea);font-family:var(--mono);font-size:12px;letter-spacing:.04em;color:var(--suave)}

/* reveal */
.js .rv{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.js .rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.js .rv{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* ---------- responsive ---------- */
@media (max-width:960px){
  .burger{display:block}
  #menu{display:none;position:absolute;top:72px;left:0;right:0;background:var(--papel);border-bottom:1px solid var(--niebla);flex-direction:column;align-items:flex-start;gap:8px;padding:24px 32px 32px}
  #menu.open{display:flex}
  #menu a:not(.btn){font-size:20px;padding:8px 0}
  .stats-grid,.stats-3{grid-template-columns:1fr 1fr;gap:40px 0}
  .stat:nth-child(odd){padding-left:0;border-left:0}
  .stats-3{grid-template-columns:1fr}
  .stats-3 .stat{padding:0;border-left:0}
  .bento{grid-template-columns:1fr 1fr}
  .span3,.span2{grid-column:span 1}
  .bento .tile:last-child{grid-column:span 2}
  .cols3,.mini3,.res{grid-template-columns:1fr}
  .col,.col+.col{padding:32px 0;border-left:0;border-bottom:1px solid rgba(26,26,26,.3)}
  .on-dark .col,.on-dark .col+.col{border-bottom-color:var(--linea)}
  .steps{grid-template-columns:1fr 1fr}
  .fmt{grid-template-columns:1fr 1fr}
  .row{grid-template-columns:48px 1fr;gap:8px 16px}
  .row p{grid-column:2}
  .about-grid{grid-template-columns:1fr;gap:40px}
  .rcard{min-height:0}
  .fan-right{width:min(520px,90vw);right:-20%;opacity:.4}
  .fan-inline{margin:0 auto;opacity:1}
  .foot-grid{grid-template-columns:1fr 1fr}
  .foot-tag{text-align:left}
}
@media (max-width:600px){
  .wrap{padding:0 24px}
  .blk{padding:72px 0}
  .hero{padding:80px 0 72px;min-height:0}
  .manifesto,.cta{padding:88px 0}
  .stats-grid{grid-template-columns:1fr}
  .stat{padding:0!important;border-left:0!important}
  .bento{grid-template-columns:1fr}
  .bento .tile:last-child{grid-column:auto}
  .steps,.fmt{grid-template-columns:1fr}
  .tile{min-height:0}
  .tile h3{margin-top:32px}
  .foot-grid{grid-template-columns:1fr}
  .btns{margin-top:32px}
  .btn{width:100%;justify-content:space-between}
  .lede{font-size:18px}
}

/* ---------- bloques naranja (predominantes) ---------- */
.blk-tinta{background:var(--naranja);color:#fff}
.blk-tinta .eyebrow,.blk-tinta .eyebrow::before{color:#fff}
.blk-tinta .title,.blk-tinta .quote,.blk-tinta .display,.blk-tinta h3,.blk-tinta .lede,.blk-tinta p{color:#fff}
.blk-tinta .display em,.blk-tinta .title em,.blk-tinta .quote em{color:#fff;text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:.12em}
.blk-tinta .btn-ghost{border-color:#fff;color:#fff}
.blk-tinta .btn-ghost:hover{background:#fff;color:var(--naranja)}
.blk-tinta .btn-solid,.blk-tinta .btn-inv{border-color:#fff}
.blk-tinta .fan-wrap{opacity:1}
.hero .lede{font-size:21px}

/* ---------- ajustes v3: titulares anchos, retrato ---------- */
.hero-copy{max-width:1040px}
.display{max-width:22ch}
.about-photo{grid-template-columns:.85fr 1.15fr;gap:88px;align-items:center}
.portrait{position:relative;margin:0 28px 28px 0;max-width:460px}
.portrait::before{content:"";position:absolute;inset:28px -28px -28px 28px;background:var(--naranja);border-radius:var(--r);z-index:0}
.portrait img{position:relative;z-index:1;width:100%;height:auto;aspect-ratio:4/5;object-fit:cover;border-radius:var(--r);background:var(--niebla)}
.creds-2{display:grid;grid-template-columns:1fr 1fr;column-gap:32px;margin-top:40px}
.creds-2 li:nth-last-child(-n+2){border-bottom:1px solid rgba(26,26,26,.3)}
.about-photo .btns{margin-top:40px}
@media (max-width:960px){.about-photo{grid-template-columns:1fr;gap:56px}.portrait{max-width:380px}}
@media (max-width:600px){.creds-2{grid-template-columns:1fr}.creds-2 li:nth-last-child(2){border-bottom:0}}