/* Paleta: vino oscuro + verde olivo. Cambia solo estas variables. */
:root{
  --paper:#FFFFFF; --paper2:#F5F5F5; --white:#fff; --ink:#0A0A0A; --muted:#555555; --line:#E4E4E4;
  --wine:#E10600; --wine-d:#0A0A0A; --wine-l:#FDECEB; --red-hover:#B30500;
  --olive:#E10600; --olive-d:#B30500; --olive-l:#FDECEB; --olive-on-dark:#FF5A52;
  --ok:#0F6B2E; --ok-l:#E6F4EA;
  --serif:'Scholar','Playfair Display',Georgia,'Times New Roman',serif;
  --sans:'Montserrat',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --w:1160px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
body{margin:0;background:var(--paper);color:var(--ink);font:400 16px/1.65 var(--sans);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--wine)}
:focus-visible{outline:3px solid var(--olive);outline-offset:3px;border-radius:4px}
.dark :focus-visible{outline-color:var(--olive-on-dark)}
.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(--sans);font-weight:700;letter-spacing:-.02em;line-height:1.12;margin:0}
h1{font-size:clamp(2rem,5.6vw,3.3rem);line-height:1.1}
h2{font-size:clamp(1.65rem,4.2vw,2.5rem)}
h3{font-size:1.15rem;letter-spacing:-.01em}
em{font-family:var(--serif);font-style:italic;font-weight:400;color:var(--wine);letter-spacing:0}
.dark em{color:var(--olive-on-dark)}
.lead{font-size:1.15rem;color:var(--muted);max-width:60ch}
.eyebrow{font:600 .8rem/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--olive-d);margin:0 0 16px;display:flex;align-items:center;gap:10px}
.eyebrow:before{content:"";width:28px;height:2px;background:var(--olive)}
.dark .eyebrow{color:var(--olive-on-dark)}.dark .eyebrow:before{background:var(--olive-on-dark)}
section{padding:72px 0}
.alt{background:var(--paper2)}
.dark{background:var(--wine-d);color:#F5F5F5}
.dark .lead,.dark p{color:#CFCFCF}
.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:600 1rem/1 var(--sans);padding:16px 26px;border-radius:10px;border:0;cursor:pointer;text-decoration:none;background:var(--wine);color:#fff;transition:background .15s,transform .15s;min-height:52px}
.btn:hover{background:var(--red-hover)}
.btn.sm{padding:11px 18px;min-height:44px;font-size:.92rem}
.btn.line{background:transparent;color:var(--wine);box-shadow:inset 0 0 0 1.5px var(--wine)}
.btn.line:hover{background:var(--wine-l)}
.btn.olive{background:var(--ink)}.btn.olive:hover{background:#2B2B2B}
.btn[disabled]{opacity:.45;cursor:not-allowed}
.dark .btn{background:var(--paper);color:var(--wine-d)}.dark .btn:hover{background:#fff}
.tl{color:var(--olive-d);font-weight:600}
/* header */
header.top{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;gap:16px;min-height:68px}
.logo{font:600 1.05rem/1.1 var(--sans);color:var(--ink);text-decoration:none;letter-spacing:-.01em}
.logo small{display:block;font-weight:500;font-size:.72rem;color:var(--muted);letter-spacing:.04em;margin-top:2px}
.nav-toggle{margin-left:auto;background:none;border:1.5px solid var(--line);border-radius:10px;width:46px;height:46px;cursor:pointer;color:var(--ink);font-size:1.2rem}
nav#nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--paper);border-bottom:1px solid var(--line);padding:8px 20px 20px}
nav#nav.open{display:block}
nav#nav a{display:block;padding:14px 0;color:var(--ink);text-decoration:none;font-weight:500;border-bottom:1px solid var(--line)}
nav#nav a.btn{margin-top:14px;width:100%;color:#fff;border:0;padding:14px 18px}
/* hero */
.hero{padding:48px 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 13px;border-radius:99px;background:var(--white);border:1px solid var(--line);color:var(--muted)}
.chips-t{font-size:.8rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin:34px 0 0}
.chips-t+.chips{margin-top:12px}
/* marcos */
figure{margin:0}
.frame{background:var(--white);border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:0 36px 60px -36px rgba(0,0,0,.28)}
.frame-bar{display:flex;align-items:center;gap:6px;padding:10px 14px;background:var(--paper2);border-bottom:1px solid var(--line);font-size:.75rem;color:var(--muted)}
.frame-bar i{width:9px;height:9px;border-radius:50%;background:#D4D4D4}
.frame-bar b{margin-left:auto;font-weight:600;letter-spacing:.05em;color:var(--olive-d);text-transform:uppercase;font-size:.7rem}
.phone{width:min(230px,70%);margin:0 auto;border:7px solid var(--ink);border-radius:30px;overflow:hidden;background:#fff;box-shadow:0 30px 50px -30px rgba(0,0,0,.4)}
figcaption{margin-top:14px;font-size:.92rem;color:var(--muted)}
figcaption b{display:block;color:var(--ink);font-weight:600;font-size:1rem}
.tag{display:inline-block;font:600 .72rem/1 var(--sans);letter-spacing:.08em;text-transform:uppercase;padding:6px 10px;border-radius:99px;background:var(--olive-l);color:var(--olive-d)}
.tag.w{background:var(--wine-l);color:var(--wine)}
.tag.n{background:#F0F0F0;color:#222}
/* problema */
.pains{display:grid;gap:0;border-top:1px solid var(--line)}
.pain{display:grid;gap:6px;padding:24px 0;border-bottom:1px solid var(--line)}
.pain .n{font:400 1.8rem/1 var(--serif);color:var(--olive)}
.pain h3{font-weight:600}
.pain .tag{margin-bottom:8px}
.pain p{margin:0;color:var(--muted)}
.pain .cost{color:var(--wine);font-weight:600;font-size:.98rem}
.bridge{margin-top:34px;padding:22px 24px;background:var(--wine-l);border-left:4px solid var(--wine);border-radius:0 12px 12px 0;font-size:1.05rem}
/* servicios */
.cards{display:grid;gap:20px}
.card{background:var(--white);border:1px solid var(--line);border-radius:16px;padding:28px}
.card h3{font-size:1.5rem;margin:10px 0 6px}
.card .promise{color:var(--wine);font-weight:600;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}
.ticks li:before{content:"";position:absolute;left:0;top:.45em;width:14px;height:8px;border-left:2.5px solid var(--olive);border-bottom:2.5px solid var(--olive);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:600}
/* pasos */
.steps{display:grid;gap:0;counter-reset:s}
.step{padding:26px 0;border-top:1px solid rgba(255,255,255,.18)}
.step .n{font:400 2.4rem/1 var(--serif);color:var(--olive-on-dark)}
.step h3{margin:8px 0 8px;font-size:1.25rem;color:#fff}
.step p{margin:0}
.ia{margin-top:40px;padding:26px;border:1px solid rgba(255,255,255,.2);border-radius:16px}
.ia h3{color:#fff;margin-bottom:12px}
.ia ul{margin:0 0 14px;padding-left:20px;display:grid;gap:6px}
.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:10px;margin:14px 0 0;font-size:.98rem}
.proj dt{font-weight:600;font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;color:var(--olive-d)}
.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:16px;background:repeating-linear-gradient(45deg,var(--paper2),var(--paper2) 12px,#EBEBEB 12px,#EBEBEB 24px);border:1px dashed #B5B5B5;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:var(--ink)}
/* faq */
.faq{max-width:820px}
details{border-bottom:1px solid var(--line)}
summary{cursor:pointer;list-style:none;padding:22px 40px 22px 0;font-weight:600;font-size:1.08rem;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(--olive);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:36px}
.panel{background:var(--white);color:var(--ink);border-radius:18px;padding:26px}
.panel h3{font-size:1.35rem;margin-bottom:6px}
.panel>p{color:var(--muted)!important;margin:0 0 18px}
.dark .panel p{color:var(--muted)}
label,legend{display:block;font-weight:600;font-size:.92rem;margin:16px 0 6px;padding:0}
input,select,textarea{font:inherit;width:100%;padding:13px 14px;border-radius:10px;border:1.5px solid #CFCFCF;background:#fff;color:var(--ink);min-height:48px}
input:focus,select:focus{border-color:var(--ink)}
.check{display:flex;gap:10px;align-items:flex-start;margin-top:18px;font-weight:400;font-size:.92rem}
.check input{width:20px;min-height:20px;margin-top:3px;flex:none;accent-color:var(--wine)}
.hp{position:absolute;left:-9999px}
.status{margin:14px 0 0;padding:12px 14px;border-radius:10px;font-size:.93rem;display:none}
.status.show{display:block}.status.ok{background:var(--ok-l);color:var(--ok)}.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:1.5px solid #CFCFCF;border-radius:10px;font-size:.95rem;font-weight:500}
.opt input:checked+span{border-color:var(--olive);background:var(--olive-l);color:var(--olive-d);font-weight:600}
.opt input:focus-visible+span{outline:3px solid var(--olive);outline-offset:2px}
.bubble{background:var(--olive-l);color:var(--olive-d);border-radius:14px 14px 4px 14px;padding:14px 16px;font-size:.92rem;white-space:pre-line;margin:18px 0 0}
.bubble.empty{color:#7A5A58;font-style:italic}
/* footer */
footer{background:var(--wine-d);color:#CFCFCF;padding:40px 0;font-size:.92rem}
footer a{color:#fff}
.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;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:11px 18px;color:#fff;font-size:.92rem}
  .hero{padding:72px 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:40px;align-items:start}
  .pain{grid-template-columns:70px 1.2fr 1fr}
}