/* Identidad sammmtov: "liquid glass" sobre negro, vino dominante y olivo solo como acento pequeño. */
@font-face{font-family:'Batica Sans';src:url(assets/fonts/BaticaSans-Regular.woff2) format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:'Batica Sans';src:url(assets/fonts/BaticaSans-Bold.woff2) format('woff2');font-weight:700;font-display:swap}
@font-face{font-family:'Modulus';src:url(assets/fonts/Modulus-Regular.woff2) format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:'Modulus';src:url(assets/fonts/Modulus-Medium.woff2) format('woff2');font-weight:500;font-display:swap}
@font-face{font-family:'Modulus';src:url(assets/fonts/Modulus-Bold.woff2) format('woff2');font-weight:700;font-display:swap}
:root{
  --black:#000; --white:#fff;
  --vino:#640F24; --vino-claro:#9C2A45; --vino-oscuro:#2A0610;
  --olivo:#6B7F1E; --olivo-claro:#B7CF52;
  --ink:#fff; --muted:rgba(255,255,255,.7); --line:rgba(255,255,255,.14);
  --wine:var(--vino-claro); --red-hover:#B3365A; --wine-d:var(--black);
  --glass:linear-gradient(135deg,rgba(255,255,255,.12),rgba(255,255,255,.03));
  --glass-border:1px solid rgba(255,255,255,.16);
  --glass-shadow:0 8px 32px rgba(0,0,0,.35),inset 0 1px 0 rgba(255,255,255,.22);
  --head:'Batica Sans',system-ui,-apple-system,'Segoe UI',sans-serif;
  --sans:'Modulus',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --w:1160px;
}
*{box-sizing:border-box}
html{background:var(--black);scroll-behavior:smooth;scroll-padding-top:84px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
body{margin:0;background:transparent;color:var(--ink);font:500 16px/1.65 var(--sans);-webkit-font-smoothing:antialiased;position:relative}
/* fondo: manchas de vino difuminadas, fijas */
body:before,body:after{content:"";position:fixed;z-index:-1;border-radius:50%;filter:blur(120px);pointer-events:none}
body:before{width:70vw;height:70vw;top:-26vw;left:-14vw;background:var(--vino);opacity:.7}
body:after{width:60vw;height:60vw;bottom:-20vw;right:-14vw;background:var(--vino-oscuro);opacity:.9}
.glass,.card,.frame,.panel,.ia,header.top,.bridge,.pain{background:var(--glass);backdrop-filter:blur(20px) saturate(160%);-webkit-backdrop-filter:blur(20px) saturate(160%);border:var(--glass-border);box-shadow:var(--glass-shadow)}
img{max-width:100%;height:auto;display:block}
a{color:var(--white);text-decoration-color:var(--vino-claro);text-underline-offset:3px}
:focus-visible{outline:3px solid var(--olivo-claro);outline-offset:3px;border-radius:4px}
.skip{position:absolute;left:12px;top:-60px;background:var(--wine);color:#fff;padding:10px 16px;border-radius:8px;z-index:100}
.skip:focus{top:12px}
.wrap{width:100%;max-width:var(--w);margin:0 auto;padding:0 20px}
h1,h2,h3{font-family:var(--head);font-weight:700;letter-spacing:-.01em;line-height:1.12;margin:0}
h1{font-size:clamp(2.1rem,6vw,3.6rem);line-height:1.06}
h2{font-size:clamp(1.7rem,4.4vw,2.6rem)}
h3{font-size:1.15rem}
em{font-style:normal;color:var(--olivo-claro)}
.lead{font-size:1.12rem;color:var(--muted);max-width:60ch}
.eyebrow{font:700 .78rem/1 var(--sans);letter-spacing:.16em;text-transform:uppercase;color:var(--olivo-claro);margin:0 0 16px;display:flex;align-items:center;gap:10px}
.eyebrow:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--olivo-claro)}
section{padding:72px 0}
.alt,.dark{background:transparent}
.dark .lead,.dark p{color:var(--muted)}
.sec-head{margin-bottom:40px;max-width:760px}
.sec-head p{margin:16px 0 0}
.sec-head .eyebrow{margin:0 0 18px}
/* botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:700 1rem/1 var(--sans);padding:18px 26px 14px;border-radius:999px;border:1px solid rgba(255,255,255,.18);cursor:pointer;text-decoration:none;background:var(--wine);color:#fff;transition:background .15s,transform .15s;min-height:52px;box-shadow:0 10px 30px -10px rgba(156,42,69,.8),inset 0 1px 0 rgba(255,255,255,.25)}
.btn:hover{background:var(--red-hover);transform:translateY(-1px)}
.btn.sm{padding:13px 18px 9px;min-height:44px;font-size:.92rem}
.btn.line,.btn.olive{background:rgba(255,255,255,.08);color:#fff;box-shadow:inset 0 1px 0 rgba(255,255,255,.2);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.btn.line:hover,.btn.olive:hover{background:rgba(255,255,255,.16)}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none}
.tl{color:var(--olivo-claro);font-weight:700}
/* header */
header.top{position:sticky;top:0;z-index:50;border-width:0 0 1px;border-radius:0;background:rgba(0,0,0,.45)}
.bar{display:flex;align-items:center;gap:16px;min-height:68px}
.logo{font:700 1.1rem/1.1 var(--head);color:#fff;text-decoration:none}
.logo small{display:block;font:500 .72rem/1.2 var(--sans);color:var(--muted);letter-spacing:.04em;margin-top:3px}
.nav-toggle{margin-left:auto;background:rgba(255,255,255,.08);border:var(--glass-border);border-radius:12px;width:46px;height:46px;cursor:pointer;color:#fff;font-size:1.2rem}
nav#nav{display:none;position:absolute;left:0;right:0;top:100%;background:rgba(0,0,0,.92);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--line);padding:8px 20px 20px}
nav#nav.open{display:block}
nav#nav a{display:block;padding:14px 0;color:#fff;text-decoration:none;font-weight:500;border-bottom:1px solid var(--line)}
nav#nav a.btn{margin-top:14px;width:100%;border:1px solid rgba(255,255,255,.18);padding:14px 18px}
/* hero */
.hero{padding:56px 0 72px}
.hero-grid{display:grid;gap:44px}
.hero h1{margin-bottom:22px}
.cta-row{margin-top:30px;display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.cta-row small{color:var(--muted);font-size:.9rem}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:34px 0 0;padding:0;list-style:none}
.chips li{font-size:.85rem;padding:7px 14px;border-radius:99px;background:rgba(255,255,255,.06);border:1px solid var(--line);color:var(--muted)}
.chips-t{font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin:34px 0 0}
.chips-t+.chips{margin-top:12px}
/* marcos */
figure{margin:0}
.frame{border-radius:20px;overflow:hidden;padding:0}
.frame-bar{display:flex;align-items:center;gap:6px;padding:10px 14px;border-bottom:1px solid var(--line);font-size:.75rem;color:var(--muted)}
.frame-bar i{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.25)}
.frame-bar b{margin-left:auto;font-weight:700;letter-spacing:.06em;color:var(--olivo-claro);text-transform:uppercase;font-size:.68rem}
.phone{width:min(230px,70%);margin:0 auto;border:7px solid #111;outline:1px solid rgba(255,255,255,.16);border-radius:32px;overflow:hidden;background:#fff;box-shadow:0 30px 60px -20px rgba(100,15,36,.7)}
figcaption{margin-top:14px;font-size:.92rem;color:var(--muted)}
figcaption b{display:block;color:#fff;font-weight:700;font-size:1rem}
.tag{display:inline-block;font:700 .7rem/1 var(--sans);letter-spacing:.1em;text-transform:uppercase;padding:7px 11px;border-radius:99px;background:rgba(183,207,82,.12);color:var(--olivo-claro);border:1px solid rgba(183,207,82,.3)}
.tag.w{background:rgba(156,42,69,.25);color:#fff;border-color:rgba(156,42,69,.6)}
.tag.n{background:rgba(255,255,255,.08);color:#fff;border-color:var(--line)}
/* problema */
.pains{display:grid;gap:12px}
.pain{display:grid;gap:6px;padding:22px;border-radius:18px}
.pain>.n{font:700 1.6rem/1 var(--head);color:#D4587A}
.pain h3{font-weight:700}
.pain .tag{margin-bottom:10px}
.pain p{margin:0;color:var(--muted)}
.pain .cost{color:#fff;font-weight:500;opacity:.85}
.bridge{margin-top:28px;padding:22px 24px;border-radius:18px;border-left:4px solid var(--vino-claro);font-size:1.05rem}
/* servicios */
.cards{display:grid;gap:20px}
.card{border-radius:22px;padding:28px}
.card h3{font-size:1.5rem;margin:12px 0 6px}
.card .promise{color:var(--olivo-claro);font-weight:700;margin:0 0 18px}
.ticks{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.ticks li{position:relative;padding-left:28px;font-size:.98rem;color:var(--muted)}
.ticks li strong{color:#fff}
.ticks li:before{content:"";position:absolute;left:2px;top:.45em;width:12px;height:7px;border-left:2.5px solid var(--olivo-claro);border-bottom:2.5px solid var(--olivo-claro);transform:rotate(-45deg)}
.card .more{margin:20px 0 0;font-size:.92rem;color:var(--muted)}
.card .sec-link{display:inline-block;margin-top:18px;font-weight:700}
/* pasos */
.steps{display:grid;gap:0}
.step{padding:26px 0;border-top:1px solid var(--line)}
.step .n{font:700 2.2rem/1 var(--head);color:#D4587A}
.step h3{margin:10px 0 8px;font-size:1.25rem;color:#fff}
.step p{margin:0}
.ia{margin-top:40px;padding:26px;border-radius:22px}
.ia h3{color:#fff;margin-bottom:12px}
.ia ul{margin:0 0 14px;padding-left:20px;display:grid;gap:6px;color:var(--muted)}
.ia p{margin:0;font-size:.98rem}
/* demo */
.demo-grid{display:grid;gap:36px}
.demo-actions{margin-top:36px;display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.demo-actions small{color:var(--muted)}
/* proyectos */
.proj{display:grid;gap:8px}
.proj dl{display:grid;gap:12px;margin:14px 0 0;font-size:.98rem}
.proj dt{font-weight:700;font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;color:var(--olivo-claro)}
.proj dd{margin:2px 0 0;color:var(--muted)}
.marker{background:#FFF3C4;color:#5A4500;padding:1px 6px;border-radius:4px;font-size:.92em}
/* sobre mí */
.about{display:grid;gap:34px;align-items:center}
.ph{aspect-ratio:4/5;max-width:340px;border-radius:22px;background:var(--glass);border:1px dashed rgba(255,255,255,.3);display:grid;place-items:center;text-align:center;color:var(--muted);font-size:.95rem;padding:16px}
.about p{color:var(--muted);max-width:62ch}
.about p strong{color:#fff}
/* faq */
.faq{max-width:820px}
details{border-bottom:1px solid var(--line)}
summary{cursor:pointer;list-style:none;padding:22px 40px 22px 0;font:700 1.08rem/1.4 var(--head);position:relative}
summary::-webkit-details-marker{display:none}
summary:after{content:"+";position:absolute;right:4px;top:50%;transform:translateY(-50%);font-size:1.6rem;color:var(--olivo-claro);font-weight:400}
details[open] summary:after{content:"–"}
details p{margin:0 0 22px;color:var(--muted);max-width:68ch}
/* contacto */
.contact{display:grid;gap:24px}
.panel{color:#fff;border-radius:22px;padding:26px}
.panel h3{font-size:1.35rem;margin-bottom:6px}
.panel>p{color:var(--muted)!important;margin:0 0 18px}
label,legend{display:block;font-weight:700;font-size:.92rem;margin:16px 0 6px;padding:0}
input,select,textarea{font:inherit;width:100%;padding:13px 14px;border-radius:12px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.06);color:#fff;min-height:48px}
select option{background:#111;color:#fff}
input:focus,select:focus{border-color:var(--olivo-claro);outline:none}
.check{display:flex;gap:10px;align-items:flex-start;margin-top:18px;font-weight:500;font-size:.92rem;color:var(--muted)}
.check input{width:20px;min-height:20px;margin-top:3px;flex:none;accent-color:var(--vino-claro)}
.hp{position:absolute;left:-9999px}
.status{margin:14px 0 0;padding:12px 14px;border-radius:12px;font-size:.93rem;display:none}
.status.show{display:block}.status.ok{background:rgba(183,207,82,.12);color:var(--olivo-claro)}.status.warn{background:#FFF3C4;color:#5A4500}
fieldset{border:0;padding:0;margin:0}
.opts{display:grid;gap:8px;margin-bottom:6px}
.opt,label.opt{position:relative;margin:0}
.opt input{position:absolute;opacity:0;inset:0;width:100%;height:100%;min-height:0;cursor:pointer}
.opt span{display:block;padding:12px 14px;border:1px solid rgba(255,255,255,.2);border-radius:12px;font-size:.95rem;font-weight:500;background:rgba(255,255,255,.04)}
.opt input:checked+span{border-color:var(--vino-claro);background:rgba(156,42,69,.35);color:#fff;font-weight:700}
.opt input:focus-visible+span{outline:3px solid var(--olivo-claro);outline-offset:2px}
.bubble{background:var(--vino);color:#fff;border-radius:16px 16px 4px 16px;padding:14px 16px;font-size:.92rem;white-space:pre-line;margin:18px 0 0}
.bubble.empty{background:rgba(255,255,255,.06);color:var(--muted);font-style:italic}
/* footer */
footer{border-top:1px solid var(--line);color:var(--muted);padding:40px 0;font-size:.92rem}
.foot{display:grid;gap:12px}
.foot-nav{display:flex;flex-wrap:wrap;gap:6px 20px}
/* página legal */
.legal{padding:48px 0 80px;max-width:760px}
.legal h1{font-size:2.2rem;margin-bottom:12px}
.legal h2{font-size:1.3rem;margin:34px 0 8px}
.legal p,.legal li{color:var(--muted)}
@media (min-width:720px) and (max-width:999px){.cards.three>:last-child{grid-column:1/-1}}
@media (min-width:720px){
  .wrap{padding:0 32px}
  .cards,.demo-row{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:repeat(2,1fr);column-gap:40px}
  .cta-row{flex-direction:row;align-items:center;gap:20px}
  .opts.two{grid-template-columns:1fr 1fr}
  .about{grid-template-columns:340px 1fr;gap:56px}
  .pain{grid-template-columns:60px 1fr 1fr;gap:24px;align-items:start}
  .foot{grid-template-columns:1fr auto}
}
@media (min-width:1000px){
  section{padding:104px 0}
  .nav-toggle{display:none}
  nav#nav{display:flex;position:static;border:0;padding:0;background:none;backdrop-filter:none;-webkit-backdrop-filter:none;margin-left:auto;align-items:center;gap:26px}
  nav#nav a{border:0;padding:8px 0;font-size:.95rem}
  nav#nav a.btn{margin:0;width:auto;padding:13px 18px 9px;font-size:.92rem}
  .hero{padding:80px 0 104px}
  .hero-grid{grid-template-columns:1fr 1.05fr;gap:56px;align-items:center}
  .steps{grid-template-columns:repeat(4,1fr)}
  .step{padding-right:20px}
  .cards.three{grid-template-columns:repeat(3,1fr);gap:20px}
  .demo-grid{grid-template-columns:repeat(6,1fr);gap:28px;align-items:start}
  .demo-grid figure{grid-column:span 2}
  .demo-grid .big{grid-column:span 4}
  .contact{grid-template-columns:1fr 1fr;gap:28px;align-items:start}
  .pain{grid-template-columns:70px 1.2fr 1fr}
}
.proj>.tag{justify-self:start}
.me{width:100%;max-width:340px;aspect-ratio:3/4;object-fit:cover;border-radius:22px;border:var(--glass-border);box-shadow:var(--glass-shadow),0 30px 60px -20px rgba(100,15,36,.7)}
.proj{align-content:start}.proj>.tag{align-self:start}
.proj>.frame{margin-bottom:12px}
.client-logo{width:150px;height:auto;border-radius:12px;margin-bottom:12px}
.res{margin:4px 0 0;padding-left:18px;display:grid;gap:4px}
/* WhatsApp flotante */
.wa-float{position:fixed;right:16px;bottom:16px;z-index:60;width:58px;height:58px;border-radius:50%;display:grid;place-items:center;background:#25D366;color:#fff;box-shadow:0 10px 30px -6px rgba(0,0,0,.6);transition:transform .15s}
.wa-float:hover{transform:scale(1.06)}
.wa-float svg{width:30px;height:30px}
.contact-links{display:flex;flex-wrap:wrap;gap:10px 22px;margin:22px 0 0;padding:0;list-style:none}
.contact-links a{font-weight:700}