:root{
  --azul:#1d3fa8;
  --azul-2:#162f80;
  --tinta:#0b1340;
  --papel:#f4f6fb;
  --blanco:#ffffff;
  --amarillo:#ffd60a;
  --rojo:#ff4b3e;
  --gris:#5b6485;
  --linea:#d7dcec;
  --display:'Bricolage Grotesque',system-ui,sans-serif;
  --texto:'Instrument Sans',system-ui,sans-serif;
  --sombra:6px 6px 0 var(--tinta);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{font-family:var(--texto);font-size:17px;line-height:1.6;color:var(--tinta);background:var(--papel);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
:focus-visible{outline:3px solid var(--amarillo);outline-offset:3px}
.wrap{max-width:1240px;margin:0 auto;padding:0 2rem}
@media(max-width:700px){.wrap{padding:0 1.25rem}}

/* ── Botones ── */
.btn{display:inline-flex;align-items:center;gap:.6rem;font:600 1rem/1 var(--texto);text-decoration:none;padding:1rem 1.6rem;border-radius:999px;border:2px solid var(--tinta);cursor:pointer;transition:transform .15s,box-shadow .15s,background .15s}
.btn-amarillo{background:var(--amarillo);color:var(--tinta);box-shadow:4px 4px 0 var(--tinta)}
.btn-amarillo:hover{transform:translate(-2px,-2px);box-shadow:6px 6px 0 var(--tinta)}
.btn-linea{background:transparent;color:var(--blanco);border-color:rgba(255,255,255,.7)}
.btn-linea:hover{background:var(--blanco);color:var(--azul)}
.btn-tinta{background:var(--tinta);color:var(--blanco)}
.btn-tinta:hover{background:var(--azul)}

/* ── Navegación ── */
.nav{position:sticky;top:0;z-index:50;background:var(--azul);color:var(--blanco);border-bottom:2px solid var(--tinta)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:72px;gap:1rem}
.logo{font:800 1.35rem/1 var(--display);letter-spacing:-.02em;text-decoration:none;display:flex;align-items:center;gap:.55rem}
.logo i{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:9px;background:var(--amarillo);color:var(--tinta);font-style:normal;font-size:1.05rem;border:2px solid var(--tinta)}
.nav ul{display:flex;gap:2rem;list-style:none}
.nav ul a{text-decoration:none;font-weight:500;opacity:.85}
.nav ul a:hover,.nav ul a[aria-current]{opacity:1;text-decoration:underline;text-decoration-color:var(--amarillo);text-decoration-thickness:3px;text-underline-offset:6px}
.nav .btn{padding:.7rem 1.2rem;font-size:.95rem}
.menu-btn{display:none;background:none;border:2px solid var(--blanco);color:var(--blanco);border-radius:999px;padding:.5rem 1rem;font:600 .9rem var(--texto)}
@media(max-width:860px){
  .nav ul{display:none;position:absolute;top:72px;left:0;right:0;flex-direction:column;gap:0;background:var(--azul-2);border-bottom:2px solid var(--tinta)}
  .nav ul.open{display:flex}
  .nav ul a{display:block;padding:1rem 1.25rem}
  .nav .btn{display:none}
  .menu-btn{display:block}
}

/* ── Hero ── */
.hero{background:var(--azul);color:var(--blanco);position:relative;overflow:hidden;border-bottom:2px solid var(--tinta)}
.hero::before{content:'';position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.07) 1px,transparent 1px);
  background-size:48px 48px;mask-image:linear-gradient(180deg,#000 30%,transparent 100%)}
.hero .wrap{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:3rem;padding-top:4.5rem;padding-bottom:5rem;align-items:center}
.hero-kicker{font-weight:500;font-size:1.05rem;opacity:.85;margin-bottom:1.2rem}
.hero h1{font:800 clamp(3.6rem,9.2vw,8.4rem)/.86 var(--display);font-variation-settings:'wdth' 80;letter-spacing:-.045em;margin-bottom:1.8rem}
.hero h1 span{display:block}
.hero h1 .fondo{color:var(--tinta);-webkit-text-stroke:0;background:var(--amarillo);padding:0 .08em;display:inline-block;transform:rotate(-1.5deg);margin-top:.08em}
.hero-lead{font-size:1.2rem;max-width:34ch;opacity:.92;margin-bottom:2.2rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:1rem}
.hero-media{position:relative}
.foto{border:2px solid var(--tinta);border-radius:22px;overflow:hidden;box-shadow:10px 10px 0 var(--tinta);aspect-ratio:4/5;background:#c9ccd4}
.foto img{width:100%;height:100%;object-fit:cover;object-position:50% 12%}

/* ── Calculadora en vivo ── */
.vivo{position:absolute;left:-18%;bottom:-2.5rem;width:min(360px,92%);background:var(--blanco);color:var(--tinta);border:2px solid var(--tinta);border-radius:18px;box-shadow:var(--sombra);padding:1.3rem 1.4rem 1.2rem}
.vivo h2{font:700 1.15rem/1.2 var(--display);margin-bottom:.9rem}
.vivo label{display:flex;justify-content:space-between;font-size:.85rem;font-weight:600;color:var(--gris);margin-bottom:.35rem}
.vivo label b{color:var(--tinta)}
.vivo input[type=range]{width:100%;accent-color:var(--azul);margin-bottom:.9rem}
.vivo-sal{display:grid;grid-template-columns:1fr 1fr;gap:.6rem;border-top:2px dashed var(--linea);padding-top:.9rem}
.vivo-sal small{display:block;font-size:.78rem;color:var(--gris);font-weight:600}
.vivo-sal strong{font:800 1.35rem/1.1 var(--display);font-variant-numeric:tabular-nums}
.vivo-sal .rojo{color:var(--rojo)}
.vivo-total{grid-column:1/-1;background:var(--papel);border-radius:10px;padding:.7rem .8rem;display:flex;justify-content:space-between;align-items:baseline}
.vivo-total strong{font-size:1.7rem;color:var(--rojo)}
.vivo a{display:inline-block;margin-top:.8rem;font-weight:600;font-size:.9rem;color:var(--azul)}
@media(max-width:980px){
  .hero .wrap{grid-template-columns:1fr;padding-bottom:3rem}
  .hero-media{max-width:460px}
  .vivo{position:relative;left:auto;bottom:auto;margin:-4rem 0 0 1rem}
}

/* ── Cifras del mes ── */
.cifras{background:var(--amarillo);border-bottom:2px solid var(--tinta)}
.cifras .wrap{display:grid;grid-template-columns:repeat(4,1fr)}
.cifra{padding:1.6rem 1.4rem;border-right:2px solid var(--tinta)}
.cifra:first-child{border-left:2px solid var(--tinta)}
.cifra small{display:block;font-weight:600;font-size:.88rem}
.cifra strong{font:800 clamp(1.7rem,3vw,2.4rem)/1.1 var(--display);letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.cifra span{display:block;font-size:.8rem;opacity:.75;margin-top:.2rem}
@media(max-width:860px){.cifras .wrap{grid-template-columns:1fr 1fr;padding:0}.cifra{border-bottom:2px solid var(--tinta)}.cifra:nth-child(odd){border-left:none}}

/* ── Secciones ── */
section{padding:6.5rem 0}
@media(max-width:700px){section{padding:4.5rem 0}}
h2.titulo{font:800 clamp(2.4rem,5.5vw,4.4rem)/.95 var(--display);font-variation-settings:'wdth' 85;letter-spacing:-.035em;margin-bottom:1.2rem}
.intro{font-size:1.15rem;color:var(--gris);max-width:52ch}

/* Servicios */
.servicios .wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:4rem;align-items:start}
.servicios .cabeza{position:sticky;top:110px}
.lista{border-top:2px solid var(--tinta)}
.item{display:grid;grid-template-columns:1fr 1.25fr;gap:1.5rem;padding:1.6rem .4rem;border-bottom:2px solid var(--tinta);position:relative}
.item::before{content:'';position:absolute;inset:0;background:var(--amarillo);transform:scaleY(0);transform-origin:bottom;transition:transform .25s ease;z-index:-1}
.item:hover::before{transform:scaleY(1)}
.lista{position:relative;z-index:0}
.item h3{font:700 1.45rem/1.15 var(--display);letter-spacing:-.01em}
.item p{color:var(--gris);font-size:.98rem}
.item:hover p{color:var(--tinta)}
@media(max-width:900px){.servicios .wrap{grid-template-columns:1fr;gap:2rem}.servicios .cabeza{position:static}.item{grid-template-columns:1fr;gap:.4rem}}

/* Apps */
.apps{background:var(--tinta);color:var(--blanco)}
.apps .intro{color:rgba(255,255,255,.7)}
.apps-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.6rem;margin-top:3rem}
.app{background:#131d57;border:2px solid #2a3783;border-radius:22px;padding:2rem;display:flex;flex-direction:column}
.app h3{font:800 2.2rem/1 var(--display);letter-spacing:-.03em;margin:.4rem 0 .7rem}
.app p{color:rgba(255,255,255,.75);margin-bottom:1.5rem}
.etiqueta{display:inline-block;align-self:flex-start;background:var(--amarillo);color:var(--tinta);font-weight:600;font-size:.8rem;padding:.25rem .7rem;border-radius:999px}
.app .btn{align-self:flex-start;margin-top:auto}
.demo{background:var(--blanco);color:var(--tinta);border-radius:14px;padding:1rem;margin-bottom:1.6rem;font-size:.82rem}
.cal-head{display:flex;justify-content:space-between;font-weight:700;margin-bottom:.6rem}
.cal{display:grid;grid-template-columns:repeat(7,1fr);gap:4px}
.cal span{aspect-ratio:1;display:grid;place-items:center;border-radius:6px;background:var(--papel);font-variant-numeric:tabular-nums}
.cal .dv{background:var(--azul);color:#fff;font-weight:700}
.cal .hoy{outline:2px solid var(--rojo);font-weight:700}
.cal .x{background:transparent}
.nits{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums}
.nits td{padding:.45rem .3rem;border-bottom:1px solid var(--linea)}
.nits td:last-child{text-align:right}
.chip{font-weight:700;font-size:.72rem;padding:.15rem .5rem;border-radius:999px}
.chip.ok{background:#d9f7e8;color:#0b6b3a}
.chip.no{background:#ffe1de;color:#b3261e}
@media(max-width:860px){.apps-grid{grid-template-columns:1fr}}

/* Herramientas gratuitas */
.gratis-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem;margin-top:3rem}
.card{background:var(--blanco);border:2px solid var(--tinta);border-radius:18px;box-shadow:var(--sombra);padding:1.8rem;text-decoration:none;display:flex;flex-direction:column;transition:transform .15s,box-shadow .15s,background .15s}
.card:hover{transform:translate(-3px,-3px);box-shadow:9px 9px 0 var(--tinta);background:#fffbe0}
.card .num{font:800 2.8rem/1 var(--display);color:var(--azul);letter-spacing:-.03em;margin-bottom:.8rem;font-variant-numeric:tabular-nums}
.card h3{font:700 1.4rem/1.15 var(--display);margin-bottom:.6rem}
.card p{color:var(--gris);font-size:.96rem;margin-bottom:1.2rem;flex:1}
.card .ir{font-weight:600;color:var(--azul)}
@media(max-width:960px){.gratis-grid{grid-template-columns:1fr}}

/* Sobre + blog */
.sobre{background:var(--blanco);border-top:2px solid var(--tinta);border-bottom:2px solid var(--tinta)}
.sobre .wrap{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}
.dato-grande{font:800 clamp(5rem,12vw,9rem)/.8 var(--display);letter-spacing:-.05em;color:var(--azul)}
.dato-grande + p{font-weight:600;margin:.6rem 0 1.4rem}
.post{display:block;text-decoration:none;border:2px solid var(--tinta);border-radius:18px;padding:1.8rem;background:var(--papel);box-shadow:var(--sombra);transition:transform .15s,box-shadow .15s}
.post:hover{transform:translate(-3px,-3px);box-shadow:9px 9px 0 var(--tinta)}
.post small{font-weight:600;color:var(--rojo)}
.post h3{font:800 1.7rem/1.1 var(--display);letter-spacing:-.02em;margin:.5rem 0 .7rem}
.post p{color:var(--gris)}
@media(max-width:900px){.sobre .wrap{grid-template-columns:1fr;gap:3rem}}

/* Contacto */
.contacto{background:var(--azul);color:var(--blanco);text-align:left;overflow:hidden;position:relative}
.contacto h2{font:800 clamp(4rem,13vw,11rem)/.82 var(--display);font-variation-settings:'wdth' 78;letter-spacing:-.055em;margin-bottom:2rem}
.contacto p{font-size:1.2rem;max-width:44ch;margin-bottom:2rem;opacity:.92}
footer{background:var(--tinta);color:rgba(255,255,255,.7);padding:2rem 0;font-size:.9rem}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:1rem}
footer a{color:#fff}

/* ══════════ PÁGINAS INTERNAS ══════════ */
.skip{position:absolute;left:-999px;top:0;background:var(--amarillo);color:var(--tinta);padding:.6rem 1rem;z-index:200;font-weight:600}
.skip:focus{left:1rem;top:1rem}
.nav-mobile-only{display:none}
@media(max-width:860px){.nav-mobile-only{display:block}}
[hidden]{display:none!important}

.page-head{background:var(--azul);color:var(--blanco);border-bottom:2px solid var(--tinta);position:relative;overflow:hidden}
.page-head::before{content:'';position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.07) 1px,transparent 1px);
  background-size:48px 48px;mask-image:linear-gradient(180deg,#000 20%,transparent 100%)}
.page-head .wrap{position:relative;padding-top:3.5rem;padding-bottom:4rem}
.crumbs{font-size:.9rem;margin-bottom:1.4rem;opacity:.85}
.crumbs a{color:var(--blanco);text-decoration:none}
.crumbs a:hover{text-decoration:underline;text-decoration-color:var(--amarillo);text-decoration-thickness:2px}
.crumbs span{margin:0 .5rem;opacity:.6}
.page-head h1{font:800 clamp(2.6rem,6.5vw,5.6rem)/.92 var(--display);font-variation-settings:'wdth' 82;letter-spacing:-.04em;max-width:17ch;margin-bottom:1.3rem}
.page-lead{font-size:1.15rem;max-width:58ch;opacity:.92}

.narrow{max-width:780px;margin:0 auto}
.text-link{color:var(--azul);font-weight:600}

/* Botones heredados de las páginas internas */
.btn-primary,.btn-outline{display:inline-flex;align-items:center;gap:.6rem;font:600 1rem/1 var(--texto);text-decoration:none;padding:1rem 1.6rem;border-radius:999px;border:2px solid var(--tinta);cursor:pointer;transition:transform .15s,box-shadow .15s,background .15s}
.btn-primary{background:var(--amarillo);color:var(--tinta);box-shadow:4px 4px 0 var(--tinta)}
.btn-primary:hover{transform:translate(-2px,-2px);box-shadow:6px 6px 0 var(--tinta)}
.btn-outline{background:var(--blanco);color:var(--tinta)}
.btn-outline:hover{background:var(--tinta);color:var(--blanco)}

/* Catálogo de herramientas */
.band + .band{margin-top:4.5rem}
.band-title{font:800 clamp(2rem,4vw,3rem)/1 var(--display);letter-spacing:-.03em;margin-bottom:1.8rem}
.tools-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:1.6rem}
.tool-card{background:var(--blanco);border:2px solid var(--tinta);border-radius:18px;box-shadow:var(--sombra);padding:1.9rem;text-decoration:none;display:flex;flex-direction:column;transition:transform .15s,box-shadow .15s,background .15s}
.tool-card:hover{transform:translate(-3px,-3px);box-shadow:9px 9px 0 var(--tinta);background:#fffbe0}
.tool-kind{align-self:flex-start;background:var(--amarillo);font-weight:600;font-size:.8rem;padding:.25rem .7rem;border-radius:999px;border:1.5px solid var(--tinta);margin-bottom:1rem}
.tool-card h3{font:700 1.55rem/1.12 var(--display);margin-bottom:.6rem}
.tool-card p{color:var(--gris);margin-bottom:1.3rem;flex:1}
.tool-go{font-weight:600;color:var(--azul);display:inline-flex;gap:.4rem;align-items:center}

/* Calculadoras */
.calc{display:grid;grid-template-columns:1.1fr .9fr;gap:2rem;align-items:start}
@media(max-width:900px){.calc{grid-template-columns:1fr}}
.panel{background:var(--blanco);border:2px solid var(--tinta);border-radius:18px;box-shadow:var(--sombra);padding:2rem}
@media(max-width:600px){.panel{padding:1.4rem}}
.panel h2{font:800 1.7rem/1.1 var(--display);letter-spacing:-.02em;margin-bottom:1.3rem}
.fields{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem 1.2rem}
.fields .full{grid-column:1/-1}
@media(max-width:600px){.fields{grid-template-columns:1fr}}
.field label,.field legend{display:block;font-size:.92rem;font-weight:600;margin-bottom:.4rem}
.hint{display:block;font-size:.84rem;color:var(--gris);margin-top:.35rem;line-height:1.5}
input:not([type=range]):not([type=radio]):not([type=checkbox]),select,textarea{
  width:100%;font:inherit;font-size:1rem;color:var(--tinta);background:var(--papel);
  border:2px solid var(--tinta);border-radius:10px;padding:.7rem .85rem}
input:hover,select:hover,textarea:hover{background:#fffbe0}
textarea{min-height:160px;resize:vertical}
.money{text-align:right;font-variant-numeric:tabular-nums}
.check{display:flex;gap:.7rem;align-items:flex-start;font-size:.97rem;cursor:pointer;margin:0}
.check input{width:1.1rem;height:1.1rem;margin-top:.25rem;accent-color:var(--azul);flex-shrink:0}
.radios{display:flex;flex-direction:column;gap:.65rem;border:none}
.result{position:sticky;top:100px}
.r-row{display:flex;justify-content:space-between;gap:1rem;padding:.7rem 0;border-bottom:2px dashed var(--linea)}
.r-row span:first-child{color:var(--gris)}
.r-row span:last-child{font-weight:600;font-variant-numeric:tabular-nums;text-align:right}
.r-total{margin-top:1.3rem;background:var(--papel);border-radius:12px;padding:1rem 1.1rem}
.r-total small{display:block;color:var(--gris);font-weight:600;font-size:.88rem}
.r-total strong{font:800 clamp(2rem,4vw,2.8rem)/1.1 var(--display);letter-spacing:-.02em;color:var(--rojo);font-variant-numeric:tabular-nums}
.note{font-size:.9rem;color:var(--gris);line-height:1.7;margin-top:1.2rem}
.alert{border:2px solid var(--tinta);border-radius:12px;background:#fff6c7;padding:.9rem 1.1rem;font-size:.95rem;margin-top:1.2rem;line-height:1.6}
.alert.ok{background:#dcf7ea}
.alert.err{background:#ffe1de}
.compare{display:grid;grid-template-columns:1fr 1fr;gap:.8rem;margin-top:1.2rem}
.compare div{border:2px solid var(--tinta);border-radius:12px;padding:.9rem 1rem}
.compare small{display:block;color:var(--gris);font-weight:600;font-size:.84rem}
.compare b{font:800 1.5rem/1.2 var(--display);font-variant-numeric:tabular-nums}
.compare .win{background:var(--amarillo)}
.table-scroll{overflow-x:auto}
table.data{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums}
table.data th,table.data td{padding:.65rem .4rem;border-bottom:2px dashed var(--linea);text-align:left}
table.data th{color:var(--gris);font-size:.88rem}
table.data td:last-child,table.data th:last-child{text-align:right}
table.data tr.now td{font-weight:700;color:var(--azul)}

/* Blog */
.post-list{display:flex;flex-direction:column;gap:1.6rem}
.post-item{display:block;text-decoration:none;border:2px solid var(--tinta);border-radius:18px;padding:1.9rem;background:var(--blanco);box-shadow:var(--sombra);transition:transform .15s,box-shadow .15s}
.post-item:hover{transform:translate(-3px,-3px);box-shadow:9px 9px 0 var(--tinta)}
.post-date{font-weight:600;color:var(--rojo);font-size:.9rem}
.post-item h2{font:800 clamp(1.6rem,3vw,2.1rem)/1.1 var(--display);letter-spacing:-.02em;margin:.5rem 0 .7rem}
.post-item p{color:var(--gris)}
.article{font-size:1.1rem;line-height:1.8}
.article > p:first-child{font-size:1.28rem;line-height:1.6;font-weight:500}
.article h2{font:800 clamp(1.8rem,3.5vw,2.4rem)/1.1 var(--display);letter-spacing:-.025em;margin:3rem 0 .9rem}
.article p{margin-bottom:1.15rem}
.article ul{margin:0 0 1.3rem 1.3rem}
.article li{margin-bottom:.5rem}
.article li::marker{color:var(--azul)}
.article a{color:var(--azul);font-weight:600}
.article p strong,.article li strong{background:linear-gradient(transparent 58%,var(--amarillo) 58%)}
.article .formula{font:700 1.25rem/1.4 var(--display);border:2px solid var(--tinta);border-radius:14px;background:var(--blanco);box-shadow:var(--sombra);padding:1.1rem 1.3rem;margin:1.5rem 0}
.cta-box{border:2px solid var(--tinta);border-radius:18px;padding:2rem;margin:3rem 0 1rem;background:var(--azul);color:var(--blanco);box-shadow:var(--sombra)}
.cta-box h2{margin-top:0;color:var(--blanco)}
.cta-box p{opacity:.92}

/* Contacto */
.contact-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:2rem;align-items:start}
@media(max-width:900px){.contact-grid{grid-template-columns:1fr}}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.side-list{display:flex;flex-direction:column;gap:1.4rem}
.side-list small{display:block;color:var(--gris);font-weight:600;font-size:.85rem}
.side-list a{font:700 1.3rem var(--display);text-decoration:none}
.side-list a:hover{color:var(--azul)}

/* Sobre mí */
.perfil{display:grid;grid-template-columns:.8fr 1.2fr;gap:4rem;align-items:start}
@media(max-width:900px){.perfil{grid-template-columns:1fr;gap:2.5rem}}
.perfil .foto{max-width:420px}
.perfil-txt p{font-size:1.12rem;margin-bottom:1.2rem}
.perfil-txt .cita{font:700 clamp(1.5rem,2.6vw,2rem)/1.2 var(--display);letter-spacing:-.02em;border-left:6px solid var(--amarillo);padding-left:1.2rem;margin:2rem 0}
.linea-tiempo{border-top:2px solid var(--tinta);margin-top:2.5rem}
.hito{display:grid;grid-template-columns:.55fr 1.45fr;gap:2rem;padding:1.8rem 0;border-bottom:2px solid var(--tinta)}
.hito time{font:800 1.15rem/1.3 var(--display);color:var(--azul)}
.hito h3{font:700 1.45rem/1.15 var(--display)}
.hito .empresa{font-weight:600;margin:.2rem 0 .6rem}
.hito p{color:var(--gris)}
@media(max-width:700px){.hito{grid-template-columns:1fr;gap:.4rem}}
.formacion{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1.2rem;margin-top:2.5rem}
.form-item{background:var(--blanco);border:2px solid var(--tinta);border-radius:14px;padding:1.3rem 1.4rem}
.form-item small{font-weight:600;color:var(--rojo);font-size:.82rem}
.form-item h3{font:700 1.2rem/1.2 var(--display);margin:.3rem 0}
.form-item p{color:var(--gris);font-size:.92rem}
.oscuro{background:var(--tinta);color:var(--blanco)}
.oscuro .intro{color:rgba(255,255,255,.72)}

.e404 .wrap{padding-top:3rem}
.e404 h1{font:800 clamp(3rem,8vw,6rem)/.9 var(--display);letter-spacing:-.04em;margin-bottom:1rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:1rem}