:root{
  --bg:#FFFFFF; --soft:#F3F6FA; --soft-2:#E8EEF5;
  --ink:#0B1A30; --ink-2:#34465F; --mute:#5C6E8C;
  --em:#0A8A5F; --em-btn:#12B981; --em-soft:#E3F7EE; --mint:#6FE3B4; --amber:#F7941D;
  --r:18px;
  --display:"Sora",system-ui,sans-serif; --body:"Inter",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.5 var(--body);overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2{font-family:var(--display);margin:0;letter-spacing:-.02em;text-wrap:balance}
p{margin:0}

/* barra superior */
.top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 20px;max-width:1180px;margin:0 auto}
.brand{display:flex;align-items:center;min-height:44px}
.brand img{width:112px}
.evento{display:flex;align-items:center;gap:8px}
.evento span{font:600 12px/1 var(--display);color:var(--mute)}
.evento img{width:104px}

/* hero */
.hero{max-width:1180px;margin:0 auto;padding:6px 20px 0;display:grid;gap:26px}
.eyebrow{display:flex;align-items:center;gap:8px;font:700 12px/1 var(--display);letter-spacing:.12em;text-transform:uppercase;color:var(--em)}
.rec{width:9px;height:9px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 0 rgba(247,148,29,.6);animation:rec 1.8s infinite}
@keyframes rec{70%{box-shadow:0 0 0 9px rgba(247,148,29,0)}100%{box-shadow:0 0 0 0 rgba(247,148,29,0)}}
h1{font-size:clamp(31px,8.6vw,60px);line-height:1.04;font-weight:800;margin-top:12px}
h1 em{font-style:normal;color:var(--em)}
.lead{margin-top:12px;font-size:clamp(16px,4.3vw,20px);color:var(--ink-2);max-width:36ch}
.lead strong{color:var(--ink);font-weight:700}
.cta-row{display:flex;align-items:center;gap:16px;margin-top:18px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:54px;padding:0 26px;border:0;border-radius:999px;cursor:pointer;
  background:var(--ink);color:#fff;font:700 17px/1 var(--display);text-decoration:none;
  box-shadow:0 12px 26px -12px rgba(11,26,48,.55);transition:transform .15s ease,background .15s ease}
.btn:hover{transform:translateY(-2px);background:#17305A}
.btn:active{transform:translateY(0)}
.btn:focus-visible,input:focus-visible,summary:focus-visible,a:focus-visible,button:focus-visible{outline:3px solid var(--amber);outline-offset:3px}
.free{display:flex;flex-direction:column;line-height:1.1}
.free b{font:800 26px/1 var(--display);color:var(--em)}
.free span{font-size:12.5px;color:var(--mute);margin-top:4px}
.donde{display:inline-flex;align-items:center;gap:8px;margin-top:18px;padding:9px 16px 9px 12px;border-radius:999px;background:var(--em-soft);color:#075E41;font:600 14.5px/1.2 var(--display)}
.donde svg{width:18px;height:18px;fill:var(--em);flex:none}
.donde b{font-weight:800}

/* iPad en horizontal */
.ipad{margin:0;position:relative}
.ipad-body{position:relative;padding:12px;border-radius:26px;background:#1B1D22;
  box-shadow:0 0 0 2px #C9CED6,0 0 0 4px #EEF1F5,0 34px 60px -28px rgba(11,26,48,.55),0 14px 24px -18px rgba(11,26,48,.4)}
.ipad-cam{position:absolute;top:4px;left:50%;width:5px;height:5px;margin-left:-2.5px;border-radius:50%;background:#3A3F47}
.ipad-screen{position:relative;aspect-ratio:16/9;border-radius:12px;overflow:hidden;background:#000}
.ipad-screen video{width:100%;height:100%;object-fit:cover;display:block}
.onair{position:absolute;left:10px;top:10px;display:flex;align-items:center;gap:8px;padding:7px 11px 7px 9px;border-radius:999px;
  background:rgba(8,20,39,.78);font:700 11.5px/1 var(--display);letter-spacing:.08em;text-transform:uppercase;color:#fff}
.sonido{position:absolute;right:8px;bottom:8px;min-height:44px;border:0;border-radius:999px;padding:0 15px;cursor:pointer;
  background:rgba(255,255,255,.92);color:var(--ink);font:700 12px/1 var(--display)}
.sonido[aria-pressed="true"]{background:var(--mint)}
.ipad figcaption{margin-top:16px;text-align:center;font:600 13px/1.2 var(--display);color:var(--mute)}
.bars{display:inline-flex;align-items:center;gap:3px;height:14px}
.bars i{width:3px;border-radius:2px;background:var(--mint);height:30%;animation:eq 1.1s ease-in-out infinite}
.bars i:nth-child(2){animation-delay:-.9s}.bars i:nth-child(3){animation-delay:-.35s}.bars i:nth-child(4){animation-delay:-.7s}
.bars i:nth-child(5){animation-delay:-.15s}.bars i:nth-child(6){animation-delay:-.55s}.bars i:nth-child(7){animation-delay:-.8s}
@keyframes eq{0%,100%{height:22%}50%{height:100%}}
.bars.big{height:44px;gap:6px}.bars.big i{width:7px;border-radius:4px;background:var(--em-btn)}

/* pasos */
.how{max-width:1180px;margin:40px auto 0;padding:0 20px}
.how ol{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.how li{background:var(--soft);border-radius:var(--r);padding:18px 18px 18px 66px;position:relative}
.how .n{position:absolute;left:18px;top:18px;width:34px;height:34px;border-radius:50%;background:var(--ink);color:#fff;display:grid;place-items:center;font:800 16px/1 var(--display)}
.how h2{font-size:18px;font-weight:700}
.how p{color:var(--mute);margin-top:4px;font-size:15px}

/* registro */
.signup{max-width:1180px;margin:44px auto 0;padding:0 20px;display:grid;gap:22px;scroll-margin-top:16px}
.signup-head h2{font-size:clamp(28px,7vw,44px);line-height:1.08;font-weight:800;margin-top:10px}
.signup-head>p:not(.eyebrow){color:var(--mute);margin-top:10px;max-width:40ch}
.agente{margin:22px 0 0;position:relative;border-radius:24px;overflow:hidden;aspect-ratio:16/10;background:var(--soft)}
.agente img{width:100%;height:100%;object-fit:cover;object-position:50% 22%}
.agente figcaption{position:absolute;left:12px;bottom:12px;padding:7px 12px;border-radius:999px;background:rgba(255,255,255,.94);font:700 13px/1 var(--display);color:var(--ink)}
form,.done{background:#fff;border-radius:24px;padding:22px 20px 24px;box-shadow:0 0 0 2px var(--soft-2),0 30px 60px -34px rgba(11,26,48,.4)}
form{display:grid;gap:14px}
.f{display:grid;gap:6px}
.f span{font:600 13px/1.2 var(--display);color:var(--ink-2)}
.f input{width:100%;min-height:52px;padding:0 14px;border:2px solid #D3DCE9;border-radius:12px;background:var(--soft);color:var(--ink);font:500 16px/1.2 var(--body);transition:border-color .15s,background .15s}
.f input::placeholder{color:#8C9AB0}
.f input:focus{border-color:var(--em-btn);background:#fff;outline:0}
.f.bad input{border-color:#D6452F;background:#FFF5F3}
.f small{color:#B3331F;font-size:13px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.ok{display:flex;gap:10px;align-items:flex-start;min-height:44px;font-size:13.5px;line-height:1.4;color:var(--ink-2);cursor:pointer}
.ok input{flex:none;width:22px;height:22px;margin:0;accent-color:var(--em-btn)}
.ok.bad span{color:#B3331F}
.msg{background:#FFF1EE;color:#8F2413;border-radius:12px;padding:12px 14px;font-size:14.5px}
.btn.big{width:100%;min-height:58px;font-size:18px;background:var(--em-btn);color:#fff;box-shadow:0 12px 28px -12px rgba(18,185,129,.9)}
.btn.big:hover{background:#0FA372}
.btn[disabled]{opacity:.6;cursor:progress;transform:none}
.fine{text-align:center;font-size:12.5px;color:var(--mute)}
.done{text-align:center;padding:34px 22px}
.done h2{font-size:30px;font-weight:800;margin-top:16px;overflow-wrap:anywhere}
.done p{margin-top:10px;color:var(--ink-2)}
.btn.ghost{margin-top:20px}

/* pie */
.foot{max-width:1180px;margin:56px auto 0;padding:32px 20px 40px;text-align:center;color:var(--mute);font-size:14px;border-top:2px solid var(--soft-2);display:grid;gap:30px}
.feria img{width:170px;margin:0 auto}
.feria p{margin-top:12px;font-size:13px;line-height:1.5}
.organiza{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:14px}
.organiza span{font:600 11px/1 var(--display);text-transform:uppercase;letter-spacing:.06em}
.organiza img{width:96px;margin:0}
.marca img{width:128px;margin:0 auto}
.slogan{margin-top:10px;font-family:var(--display)}
.links{display:flex;gap:20px;justify-content:center;margin-top:12px}
.links a{color:var(--ink);font-weight:600;display:inline-flex;align-items:center;min-height:44px;padding:0 4px}
details{margin:0 auto;max-width:560px;width:100%;text-align:left;background:var(--soft);border-radius:14px;padding:4px 16px}
summary{cursor:pointer;padding:14px 0;min-height:44px;font-weight:600;color:var(--ink-2)}
details p{padding:0 0 14px;font-size:13.5px}
details a{color:var(--em)}

/* entrada */
.hero-text>*,.ipad{animation:up .7s cubic-bezier(.2,.7,.2,1) both}
.hero-text>*:nth-child(2){animation-delay:.08s}.hero-text>*:nth-child(3){animation-delay:.16s}
.hero-text>*:nth-child(4){animation-delay:.24s}.hero-text>*:nth-child(5){animation-delay:.3s}.ipad{animation-delay:.34s}
@keyframes up{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}

@media (min-width:900px){
  .top{padding:22px 32px}.brand img{width:150px}.evento img{width:150px}.evento span{font-size:13px}
  .hero{grid-template-columns:.95fr 1.05fr;align-items:center;gap:56px;padding:34px 32px 0}
  .ipad-body{padding:16px;border-radius:34px}.ipad-cam{top:6px;width:6px;height:6px;margin-left:-3px}
  .ipad-screen{border-radius:14px}.onair{left:14px;top:14px;font-size:11.5px}.sonido{right:14px;bottom:14px;font-size:13px}
  .cta-row{margin-top:28px;gap:22px}.free b{font-size:32px}
  .how{padding:0 32px;margin-top:64px}.how ol{grid-template-columns:repeat(3,1fr);gap:16px}
  .how li{padding:70px 22px 24px}.how .n{left:22px;top:22px}
  .signup{grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start;padding:0 32px;margin-top:76px}
  .signup-head{padding-top:12px}
  .agente{aspect-ratio:4/3;margin-top:28px}
  form,.done{padding:32px}
  form{grid-template-columns:1fr 1fr;gap:16px}
  .f:first-of-type,.ok,.msg,.btn.big,.fine{grid-column:1/-1}
  .foot{grid-template-columns:1fr 1fr;align-items:center;padding:40px 32px 48px}
  .foot details{grid-column:1/-1}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}html{scroll-behavior:auto}
  .bars i:nth-child(odd){height:70%}.bars i:nth-child(even){height:40%}
}