/* Web comercial de Sobremesa 360 */
:root{
  --ink:#1B1712; --ink2:#4A423A; --mute:#7A7066; --line:#E7DED2; --bg:#FBF8F3; --soft:#F3ECE2; --card:#fff;
  --brand:#B5462B; --brand-d:#933520; --cream:#F6EFE4; --olive:#5B6B3A; --dark:#1B1712; --dark2:#2A241D;
  --r:18px; --sh:0 1px 2px rgba(27,23,18,.06),0 12px 40px -12px rgba(27,23,18,.22);
  --serif:'Fraunces',Georgia,serif; --sans:'Inter',system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 var(--sans);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
.narrow{max-width:820px}
.mute{color:var(--mute)}
h1,h2,h3{font-family:var(--serif);font-weight:600;letter-spacing:-.015em;line-height:1.12;margin:0 0 .5em}
h1{font-size:clamp(2.4rem,5.4vw,4.1rem)}
h1 em{font-style:italic;color:var(--brand)}
h2{font-size:clamp(1.9rem,3.6vw,2.8rem)}
h3{font-size:1.35rem}
.eyebrow{font:600 .78rem/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--brand);margin:0 0 14px}
.lead{font-size:1.15rem;color:var(--ink2);max-width:36em}

/* botones */
.btn{white-space:nowrap;display:inline-flex;align-items:center;justify-content:center;gap:8px;font:600 .98rem/1 var(--sans);padding:14px 20px;border-radius:12px;background:var(--brand);color:#fff;text-decoration:none;border:1px solid var(--brand);cursor:pointer;transition:background .15s,transform .15s,box-shadow .15s}
.btn:hover{background:var(--brand-d);border-color:var(--brand-d);transform:translateY(-1px);box-shadow:0 8px 20px -8px rgba(181,70,43,.6)}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn.ghost:hover{background:var(--card);box-shadow:none;border-color:var(--ink2)}
.btn.sm{padding:10px 14px;font-size:.9rem}
.btn.lg{padding:16px 24px;font-size:1.02rem}
.btn.block{width:100%}
.btn:disabled{opacity:.6;cursor:wait}
.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid rgba(181,70,43,.35);outline-offset:2px}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 18px}

/* cabecera */
.nav{position:sticky;top:0;z-index:50;background:rgba(251,248,243,.86);backdrop-filter:saturate(1.4) blur(12px);-webkit-backdrop-filter:saturate(1.4) blur(12px);border-bottom:1px solid transparent;transition:border-color .2s}
.nav-in{display:flex;align-items:center;gap:24px;height:68px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font:600 1.3rem/1 var(--serif);letter-spacing:-.01em}
.logo img{border-radius:9px}
.logo b{font-family:var(--sans);font-weight:700;font-size:.8em;color:var(--brand);margin-left:3px;letter-spacing:0}
.logo.light{color:var(--cream)}
.links{display:flex;gap:26px;margin-left:12px}
.links a{text-decoration:none;color:var(--ink2);font-weight:500;font-size:.95rem}
.links a:hover{color:var(--ink)}
.nav-cta{margin-left:auto;display:flex;gap:10px;align-items:center}
.burger{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;background:var(--card);cursor:pointer;flex-direction:column;justify-content:center;align-items:center;gap:5px}
.burger span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px}
.mnav{display:none}

/* portada */
.hero{padding:64px 0 40px;background:radial-gradient(1000px 500px at 85% 0%,rgba(181,70,43,.10),transparent 60%),radial-gradient(700px 400px at 0% 100%,rgba(91,107,58,.08),transparent 60%)}
.hero-in{display:grid;grid-template-columns:1.02fr 1fr;gap:48px;align-items:center}
.ticks{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px 20px;color:var(--ink2);font-size:.95rem}
.ticks li{display:flex;align-items:center;gap:8px}
.ticks li::before{content:"";width:18px;height:18px;border-radius:50%;flex:none;background:var(--olive) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5.5 10.5l3 3 6-7' fill='none' stroke='%23fff' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat}
.ticks.light{color:var(--cream)}
.hero-art{position:relative;padding:0 0 40px 0}
.browser{background:var(--card);border-radius:14px;box-shadow:var(--sh);overflow:hidden;border:1px solid var(--line);transform:perspective(1600px) rotateY(-6deg) rotateX(2deg);transform-origin:left center}
.browser .bar{display:flex;align-items:center;gap:6px;padding:10px 12px;background:#F4EFE8;border-bottom:1px solid var(--line)}
.browser .bar i{width:10px;height:10px;border-radius:50%;background:#E0D6C9}
.browser .bar span{margin-left:10px;font-size:.72rem;color:var(--mute);background:#fff;border-radius:6px;padding:3px 10px}
.phone{position:absolute;right:-12px;bottom:0;width:250px;background:#111;border-radius:34px;padding:10px;box-shadow:0 30px 60px -20px rgba(27,23,18,.55)}
.chat{background:#FBF8F3;border-radius:26px;overflow:hidden;padding-bottom:12px;font-size:.78rem;line-height:1.4}
.ch-head{display:flex;gap:10px;align-items:center;background:var(--brand);color:#fff;padding:14px 14px 12px}
.ch-head b{width:30px;height:30px;border-radius:50%;background:rgba(255,255,255,.18);display:grid;place-items:center;font-family:var(--serif)}
.ch-head strong{display:block;font-size:.85rem}.ch-head small{opacity:.8;font-size:.68rem}
.msg{margin:8px 10px 0;padding:8px 11px;border-radius:14px;max-width:84%;opacity:0;animation:pop .4s ease forwards}
.msg.them{background:#EFE8DD;border-bottom-left-radius:4px}
.msg.me{background:var(--brand);color:#fff;margin-left:auto;border-bottom-right-radius:4px}
.msg:nth-child(2){animation-delay:.3s}.msg:nth-child(3){animation-delay:1.1s}.msg:nth-child(4){animation-delay:1.9s}.msg:nth-child(5){animation-delay:2.8s}.msg:nth-child(6){animation-delay:3.6s}
@keyframes pop{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){.msg{animation:none;opacity:1}html{scroll-behavior:auto}}

.strip{background:var(--dark);color:var(--cream);padding:22px 0;text-align:center}
.strip p{margin:0;font:500 1.05rem/1.5 var(--serif);font-style:italic}

/* secciones */
.sec{padding:96px 0}
.sec.soft{background:var(--soft)}
.sec.dark{background:var(--dark);color:var(--cream)}
.sec.dark .eyebrow{color:#E9A48F}
.sec-head{text-align:center;max-width:720px;margin:0 auto 56px}
.sec-head p:last-child{color:var(--ink2);font-size:1.08rem}
.feat{display:grid;grid-template-columns:1fr 1.15fr;gap:56px;align-items:center;margin:0 0 96px}
.feat.rev .f-txt{order:2}
.feat .tag{display:inline-block;font:600 .74rem/1 var(--sans);letter-spacing:.1em;text-transform:uppercase;color:var(--olive);background:rgba(91,107,58,.1);padding:7px 10px;border-radius:99px;margin-bottom:14px}
.feat p{color:var(--ink2)}
.feat ul{padding-left:18px;margin:14px 0 0;color:var(--ink2)}
.feat li{margin:6px 0}
.feat li::marker{color:var(--brand)}
.shot{margin:0;border-radius:14px;overflow:hidden;box-shadow:var(--sh);border:1px solid var(--line);background:#fff}
.shot figcaption{font-size:.8rem;color:var(--mute);padding:10px 14px;background:var(--card)}
.all{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:36px}
.all h3{text-align:center;margin-bottom:24px}
.grid{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.grid li{font-size:.93rem;color:var(--ink2)}
.grid b{display:block;color:var(--ink);margin-bottom:4px;font-size:1rem}

.web-in{display:grid;grid-template-columns:1fr 1.2fr;gap:56px;align-items:center}
.web-in p{color:#D9CFC1}
.sec.dark .ticks{flex-direction:column;margin-top:18px}
.tilt{transform:perspective(1600px) rotateY(-5deg);border-color:#3A3229}
.tilt figcaption{background:var(--dark2);color:#B9AD9E}

.three{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.three li{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:28px}
.three b{display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:var(--brand);color:#fff;font:600 1.2rem var(--serif);margin-bottom:16px}
.three p{color:var(--ink2);margin:0}

.prices{display:grid;grid-template-columns:1.2fr 1fr;gap:22px;max-width:900px;margin:0 auto}
.plan{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:32px}
.plan.main{border:2px solid var(--brand);box-shadow:var(--sh)}
.plan p{color:var(--ink2)}
.plan hr{border:0;border-top:1px solid var(--line);margin:26px 0}
.price{font:600 3.6rem/1 var(--serif);margin:10px 0 4px;color:var(--ink)}
.price small{font:500 1rem var(--sans);color:var(--mute)}
.pnote{margin:0 0 20px;font-size:.92rem}
.plan .ticks{flex-direction:column;gap:9px;margin-bottom:26px}
.toggle{display:inline-flex;background:var(--soft);border-radius:10px;padding:4px;margin-bottom:18px}
.toggle button{border:0;background:transparent;font:600 .85rem var(--sans);padding:8px 14px;border-radius:8px;cursor:pointer;color:var(--ink2)}
.toggle button.on{background:#fff;color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.1)}

.demo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.demo-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:28px;text-decoration:none;transition:transform .15s,box-shadow .15s,border-color .15s}
.demo-card:hover{transform:translateY(-3px);box-shadow:var(--sh);border-color:var(--brand)}
.demo-card .ico{width:46px;height:46px;border-radius:12px;background:rgba(181,70,43,.1);color:var(--brand);display:grid;place-items:center;font-size:1.3rem;margin-bottom:16px}
.demo-card p{color:var(--ink2);flex:1}
.demo-card .go{font-weight:600;color:var(--brand)}

.faq{background:var(--card);border:1px solid var(--line);border-radius:14px;margin:0 0 12px;padding:0 22px}
.faq summary{cursor:pointer;list-style:none;padding:20px 30px 20px 0;font-weight:600;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:0;top:16px;font:400 1.6rem/1 var(--sans);color:var(--brand);transition:transform .2s}
.faq[open] summary::after{transform:rotate(45deg)}
.faq p{margin:0 0 20px;color:var(--ink2)}

.cta-sec{background:linear-gradient(160deg,var(--dark) 0%,#3A2219 100%);color:var(--cream)}
.cta-in{display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:start}
.cta-txt p{color:#D9CFC1;font-size:1.06rem}
.cta-sec .eyebrow{color:#E9A48F}
.contact a{color:#fff;font-weight:600;margin-right:16px}
.card{background:var(--card);color:var(--ink);border-radius:22px;padding:28px;box-shadow:0 30px 70px -30px rgba(0,0,0,.6)}
.form{display:flex;flex-direction:column;gap:14px}
.form label{display:flex;flex-direction:column;gap:6px;font-size:.85rem;font-weight:500;color:var(--ink2)}
.form input,.form select,.form textarea{font:inherit;font-size:1rem;color:var(--ink);padding:12px 13px;border:1px solid var(--line);border-radius:11px;background:#FDFBF8;width:100%}
.form input:focus,.form select:focus,.form textarea:focus{border-color:var(--brand);outline:none;box-shadow:0 0 0 3px rgba(181,70,43,.15)}
.f2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.seg{display:grid;grid-template-columns:1fr 1fr;background:var(--soft);border-radius:12px;padding:4px}
.seg label{display:block;cursor:pointer}
.seg input{position:absolute;opacity:0;pointer-events:none}
.seg span{display:block;text-align:center;padding:10px;border-radius:9px;font-weight:600;color:var(--ink2);font-size:.92rem}
.seg input:checked+span{background:#fff;color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.1)}
.seg input:focus-visible+span{outline:3px solid rgba(181,70,43,.35)}
.form .chk{flex-direction:row;align-items:flex-start;gap:10px;font-weight:400;font-size:.85rem}
.form .chk input{width:18px;height:18px;margin-top:2px;flex:none;accent-color:var(--brand)}
.hp{position:absolute;left:-9999px;width:1px;height:1px}
.form-msg{margin:0;font-size:.9rem;min-height:1.2em}
.form-msg.err{color:#B3261E}
.done h3{color:var(--olive)}
.done a{color:var(--brand);font-weight:600;word-break:break-all}
.btn.busy{position:relative;color:transparent}
.btn.busy::after{content:"";position:absolute;width:20px;height:20px;border:2.5px solid #fff;border-right-color:transparent;border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

.foot{background:#120F0B;color:#BFB3A4;padding:56px 0 24px;font-size:.92rem}
.foot-in{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px}
.foot h4{color:var(--cream);font:600 .78rem var(--sans);letter-spacing:.12em;text-transform:uppercase;margin:6px 0 14px}
.foot a{display:block;text-decoration:none;margin:6px 0;color:#BFB3A4}
.foot a:hover{color:#fff}
.foot .logo{margin-bottom:12px}
.foot .mute{color:#8E8273}
.copy{border-top:1px solid #2A241D;margin-top:40px;padding-top:20px;color:#8E8273;font-size:.85rem}

/* pantallas medianas y móviles */
@media (max-width:1020px){
  .links{display:none}
  .hero-in,.feat,.web-in,.cta-in,.prices{grid-template-columns:1fr}
  .feat.rev .f-txt{order:0}
  .feat{gap:28px;margin-bottom:72px}
  .hero-art{max-width:640px}
  .grid{grid-template-columns:repeat(2,1fr)}
  .demo-grid,.three{grid-template-columns:1fr}
  .foot-in{grid-template-columns:1fr 1fr}
  .burger{display:flex}
  body.menu .mnav{display:flex;flex-direction:column;padding:8px 24px 18px;border-top:1px solid var(--line);background:var(--bg)}
  .mnav a{padding:12px 0;text-decoration:none;font-weight:500;border-bottom:1px solid var(--line)}
  .mnav a:last-child{border:0}
}
@media (max-width:640px){
  .wrap{padding:0 16px}
  .hide-m{display:none}
  .hero{padding:36px 0 24px}
  .sec{padding:64px 0}
  .sec-head{margin-bottom:36px}
  .browser{transform:none}
  .phone{width:190px;right:-4px;border-radius:28px;padding:7px}
  .chat{border-radius:22px;font-size:.7rem}
  .chat .msg:nth-child(n+5){display:none}
  .hero-art{padding-bottom:70px}
  .tilt{transform:none}
  .grid,.f2{grid-template-columns:1fr}
  .all,.plan,.card{padding:22px}
  .price{font-size:3rem}
  .foot-in{grid-template-columns:1fr}
  .cta-row .btn{flex:1 1 100%}
  .nav-cta .btn.sm{padding:9px 12px;font-size:.85rem}
  .nav-in{gap:10px}
  .logo{font-size:1.12rem;gap:8px}
  .logo img{width:30px;height:30px}
  .eyebrow{letter-spacing:.1em}
}