/* Taller de Estrategia Digital · SergioAds x Sweet Battle */

:root{
  --bg:#0a0a0a;
  --surface:#141414;
  --surface-2:#1c1c1c;
  --line:#2a2a2a;
  --text:#f5f5f3;
  --muted:#a3a3a0;
  --faint:#6b6b68;
  --paper:#f5f3ef;
  --ink:#0a0a0a;
  --ink-muted:#5c5a56;
  --paper-line:#dedad3;
  --ok:#3fb67a;
  --error:#e5484d;
  --radius:18px;
  --max:1120px;
  --ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--text);font-family:Montserrat,system-ui,-apple-system,"Segoe UI",sans-serif;font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;max-width:100%}
[hidden]{display:none!important}
a{color:inherit}
button,input{font:inherit;color:inherit}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.eyebrow{font-size:12px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}
h1,h2,h3{line-height:1.1;letter-spacing:-.02em}
h2{font-size:clamp(28px,5vw,44px);font-weight:800}
.lead{color:var(--muted);font-size:17px;max-width:40em}

/* ---------- Header ---------- */
.top{position:absolute;inset:0 0 auto;z-index:5}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:76px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand img{width:34px;height:34px}
.brand .word{font-size:13px;letter-spacing:.24em;font-weight:500}
.brand .word b{font-weight:800}
.brand .x{color:var(--faint);font-weight:500;margin:0 2px}
.brand .partner{font-size:13px;letter-spacing:.08em;font-weight:700}
.top .cta-sm{font-size:14px;font-weight:700;text-decoration:none;padding:10px 18px;border:1px solid var(--line);border-radius:999px;transition:background .2s,border-color .2s}
.top .cta-sm:hover{background:var(--surface-2);border-color:#444}

/* ---------- Hero ---------- */
.hero{position:relative;padding:132px 0 72px;overflow:hidden}
@keyframes gira{to{transform:rotate(360deg)}}
.glow{position:absolute;inset:0;pointer-events:none;opacity:0;transition:opacity .6s;background:radial-gradient(520px circle at var(--mx,50%) var(--my,40%),rgba(255,255,255,.06),transparent 60%)}
.hero:hover .glow{opacity:1}

/* Visual del hero: Sergio con redes en órbita */
.hero-visual{position:relative;justify-self:center;width:100%;max-width:440px;aspect-ratio:1;--orbita:24s}
.hero-visual .flota{position:absolute;inset:0;animation:flota 6s ease-in-out infinite}
@keyframes flota{0%,100%{transform:translateY(0) rotate(-1deg)}50%{transform:translateY(-12px) rotate(1deg)}}
.hero-visual .halo{position:absolute;inset:18%;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.12),transparent 70%);filter:blur(20px)}
.hero-visual .pista{position:absolute;inset:6%;border-radius:50%;border:1px dashed #333}
.retrato{position:absolute;inset:17%;margin:0;border-radius:50%;overflow:hidden;border:1px solid #2e2e2e;background:var(--surface-2);box-shadow:0 40px 80px -30px rgba(0,0,0,.9)}
.retrato img{width:100%;height:100%;object-fit:cover}
.retrato-tag{position:absolute;left:50%;bottom:9%;translate:-50% 0;z-index:3;white-space:nowrap;padding:8px 16px;border-radius:999px;background:var(--text);color:var(--ink);font-size:13px;font-weight:700;box-shadow:0 12px 30px -10px rgba(0,0,0,.7)}
.retrato-tag span{font-weight:500;color:var(--ink-muted)}
.orbita{position:absolute;inset:6%;z-index:1;animation:gira var(--orbita) linear infinite}
/* Cada logo se desvanece al pasar por detrás del nombre (parte baja de la órbita) */
.sat{position:absolute;inset:0;transform:rotate(var(--a));animation:desvanece var(--orbita) linear infinite;animation-delay:var(--d,0s)}
@keyframes desvanece{0%,27%{opacity:1}37%,63%{opacity:0}73%,100%{opacity:1}}
@keyframes desvanece-movil{0%,22%{opacity:1}32%,68%{opacity:0}78%,100%{opacity:1}}
.chip{position:absolute;top:0;left:50%;width:62px;height:62px;margin:-31px 0 0 -31px;border-radius:50%;background:#fff;display:grid;place-items:center;box-shadow:0 14px 30px -10px rgba(0,0,0,.7),0 0 0 6px rgba(255,255,255,.04);animation:contra var(--orbita) linear infinite}
.chip img{width:30px;height:30px}
@keyframes contra{from{transform:rotate(calc(-1 * var(--a)))}to{transform:rotate(calc(-1 * var(--a) - 360deg))}}
@media (hover:hover){.hero-visual:hover .orbita,.hero-visual:hover .sat,.hero-visual:hover .chip{animation-play-state:paused}}

/* Entrada del hero */
.js .intro{opacity:0;transform:translateY(22px);animation:sube .9s var(--ease) forwards;animation-delay:calc(var(--i,0) * 110ms + 150ms)}
@keyframes sube{to{opacity:1;transform:none}}
.hero h1 .l{display:block;overflow:hidden;padding-bottom:.06em}
.hero h1 .l i{display:block;font-style:normal}
.js .hero h1 .l i{transform:translateY(110%);animation:linea 1s var(--ease) forwards;animation-delay:calc(var(--i,0) * 120ms + 250ms)}
@keyframes linea{to{transform:none}}
.hero h1 .o i{color:transparent;-webkit-text-stroke:1.5px var(--text);background:linear-gradient(100deg,transparent 40%,rgba(255,255,255,.9) 50%,transparent 60%) 200% 0/250% 100% no-repeat;-webkit-background-clip:text;background-clip:text}
.js .hero h1 .o i{animation:linea 1s var(--ease) forwards,brillo 4.5s ease-in-out 1.8s infinite;animation-delay:370ms,1.8s}
@keyframes brillo{0%{background-position:200% 0}45%,100%{background-position:-60% 0}}


/* Aparición al hacer scroll */
.js [data-reveal]{opacity:0;transform:translateY(28px);transition:opacity .8s var(--ease) calc(var(--i,0) * 90ms),transform .8s var(--ease) calc(var(--i,0) * 90ms),border-color .4s,background .4s}
.js [data-reveal].visible{opacity:1;transform:none}

/* Barra de progreso */
.progress{position:fixed;top:0;left:0;right:0;height:3px;z-index:60;background:var(--text);transform-origin:0 50%;transform:scaleX(0);pointer-events:none}
.hero .wrap{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);gap:40px;align-items:center}
.pill{display:inline-flex;align-items:center;gap:10px;padding:8px 16px 8px 10px;border:1px solid var(--line);border-radius:999px;background:var(--surface);font-size:13px;font-weight:600}
.pill .dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px rgba(63,182,122,.18);animation:late 2s ease-in-out infinite}
@keyframes late{50%{box-shadow:0 0 0 8px rgba(63,182,122,0)}}
.hero h1{margin:28px 0 8px;font-size:clamp(48px,9vw,100px);font-weight:800;letter-spacing:-.045em;line-height:.95}
.hero .sub{font-size:clamp(15px,2.4vw,19px);font-weight:600;letter-spacing:.14em;text-transform:uppercase;margin:24px 0 18px}
.hero .lead{font-size:clamp(16px,2.2vw,19px)}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px}
.btn{position:relative;overflow:hidden;isolation:isolate;display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:54px;padding:0 28px;border-radius:999px;font-weight:700;font-size:16px;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .35s var(--ease),box-shadow .35s var(--ease),background .25s,opacity .2s}
.btn svg{transition:transform .35s var(--ease)}
.btn::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.45) 50%,transparent 70%);transform:translateX(-120%);transition:transform .8s var(--ease)}
@media (hover:hover){
  .btn:hover{transform:translateY(-2px);box-shadow:0 14px 30px -12px rgba(0,0,0,.55)}
  .btn:hover svg{transform:translateX(4px)}
  .btn:hover::after{transform:translateX(120%)}
}
.btn:active{transform:translateY(0) scale(.97);transition-duration:.1s}
.btn-primary{background:var(--text);color:var(--ink)}
.btn-primary:hover{background:#fff;box-shadow:0 16px 40px -14px rgba(255,255,255,.35)}
.btn-ghost{border-color:var(--line);color:var(--text);background:transparent}
.btn-ghost:hover{background:var(--surface-2)}
.btn svg{width:18px;height:18px;flex:none}

.facts{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:64px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.fact{background:var(--bg);padding:22px 22px 24px;transition:background .3s}
.fact:hover{background:#101010}
.fact .k{font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--faint)}
.fact .v{margin-top:6px;font-size:17px;font-weight:700;line-height:1.3}
.fact .v small{display:block;font-size:14px;font-weight:500;color:var(--muted);margin-top:2px}

/* ---------- Sections ---------- */
section{padding:96px 0}
.head{display:flex;flex-direction:column;gap:14px;margin-bottom:48px}
section.flush{padding-top:0}
.reg-aside .head{margin-bottom:0}

/* Temario */
.agenda{display:grid;gap:14px}
.block{position:relative;overflow:hidden;display:grid;grid-template-columns:72px 1fr;gap:20px;align-items:start;padding:26px 26px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);transition:border-color .4s,background .4s,opacity .8s var(--ease),transform .8s var(--ease)}
.block::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--text);transform:scaleY(0);transform-origin:50% 0;transition:transform .5s var(--ease)}
.block .n{font-size:36px;font-weight:800;line-height:1;color:var(--faint);transition:color .4s,transform .5s var(--ease)}
@media (hover:hover){
  .block:hover{border-color:#3a3a3a;background:#171717}
  .block:hover::before{transform:scaleY(1)}
  .block:hover .n{color:var(--text);transform:translateX(4px)}
}
.block h3{font-size:20px;font-weight:700;margin-bottom:6px}
.block p{color:var(--muted);font-size:15px}
.tag{display:inline-block;margin-top:10px;font-size:12px;font-weight:600;padding:4px 10px;border-radius:999px;border:1px solid #3a3a3a;color:var(--text)}
.note{margin-top:22px;color:var(--muted);font-size:14px;display:flex;gap:10px;align-items:center}
.note svg{width:18px;height:18px;flex:none}

/* Includes */
.includes{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:14px}
.inc{padding:22px;border:1px solid var(--line);border-radius:var(--radius);transition:border-color .4s,background .4s,opacity .8s var(--ease),transform .8s var(--ease)}
.inc svg{width:26px;height:26px;margin-bottom:14px;transition:transform .5s var(--ease)}
@media (hover:hover){.inc:hover{border-color:#3a3a3a;background:#111}.inc:hover svg{transform:scale(1.15) rotate(-6deg)}}
.inc h3{font-size:16px;font-weight:700;margin-bottom:4px}
.inc p{font-size:14px;color:var(--muted)}

/* Speakers */
.speakers{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.speaker{display:flex;flex-direction:column;gap:20px;padding:28px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);transition:border-color .4s,opacity .8s var(--ease),transform .8s var(--ease)}
.sp-top{display:flex;gap:18px;align-items:center}
.avatar{flex:none;width:96px;height:96px;border-radius:50%;overflow:hidden;background:var(--surface-2);border:1px solid var(--line)}
.avatar img{width:100%;height:100%;object-fit:cover;filter:grayscale(1) contrast(1.05);transform:scale(1.02);transition:filter .6s var(--ease),transform .8s var(--ease)}
.speaker h3{font-size:21px;font-weight:700}
.speaker .role{color:var(--muted);font-size:14px;margin-top:4px}
.speaker .tag{margin-top:8px}
.speaker .bio{color:#c9c9c5;font-size:15px;line-height:1.7}
@media (hover:hover){.speaker:hover{border-color:#3a3a3a}.speaker:hover .avatar img{filter:none;transform:scale(1.08)}}
@media (hover:none){.avatar img{filter:none}}

/* ---------- Form (light) ---------- */
.register{background:var(--paper);color:var(--ink)}
.register .eyebrow{color:var(--ink-muted)}
.register .lead{color:var(--ink-muted)}
.reg-grid{display:grid;grid-template-columns:1fr 1.25fr;gap:56px;align-items:start}
.aliado{display:flex;align-items:center;gap:16px;margin-top:28px}
.aliado img{width:86px;height:auto;filter:drop-shadow(0 10px 18px rgba(0,0,0,.18))}
.aliado p{font-size:14px;color:var(--ink-muted);line-height:1.45}
.aliado b{display:block;color:var(--ink);font-size:15px}
.reg-aside .deadline{margin-top:28px;padding:18px 20px;border-radius:14px;background:#ebe7df;font-size:15px}
.reg-aside .deadline b{display:block;font-size:17px}
.card{background:#fff;border:1px solid var(--paper-line);border-radius:24px;padding:32px;box-shadow:0 20px 60px -30px rgba(0,0,0,.25)}
.field{margin-bottom:18px}
.field label,.legend{display:block;font-size:14px;font-weight:700;margin-bottom:8px}
.field .hint{font-weight:500;color:var(--ink-muted)}
.field-note{margin:-2px 0 10px;color:var(--ink-muted);font-size:13px;line-height:1.4}
.field-note strong{color:var(--ink)}
.input{width:100%;height:54px;padding:0 16px;border:1.5px solid var(--paper-line);border-radius:12px;background:#fff;color:var(--ink);font-size:16px;transition:border-color .15s,box-shadow .15s}
.input::placeholder{color:#a8a49c}
.input:focus{outline:none;border-color:var(--ink);box-shadow:0 0 0 4px rgba(10,10,10,.08)}
.field.invalid .input{border-color:var(--error)}
.err{display:none;color:var(--error);font-size:13px;font-weight:600;margin-top:6px}
.field.invalid .err,.group.invalid .err{display:block}
.phone{position:relative}
.phone .cc{position:absolute;left:16px;top:50%;transform:translateY(-50%);font-weight:600;color:var(--ink-muted);pointer-events:none}
.phone .input{padding-left:58px}

.slots{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.slot{position:relative}
.slot input{position:absolute;opacity:0;pointer-events:none}
.slot label{display:block;margin:0;height:100%;padding:16px;border:1.5px solid var(--paper-line);border-radius:14px;cursor:pointer;transition:border-color .2s,background .2s,transform .3s var(--ease),box-shadow .3s}
.slot label:active{transform:scale(.98)}
.slot label:hover{border-color:#b9b4aa}
.slot .t{display:block;font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-muted)}
.slot .h{display:block;font-size:18px;font-weight:800;margin:2px 0 8px;color:var(--ink)}
.slot .c{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--ink-muted)}
.slot .c::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--ok)}
.slot .c.low::before{background:#e5a03b}
.slot input:checked+label{border-color:var(--ink);background:#faf9f6;box-shadow:inset 0 0 0 1px var(--ink)}
.slot input:focus-visible+label{box-shadow:0 0 0 4px rgba(10,10,10,.12)}
.slot[hidden]{display:none}
.group.invalid .slot label{border-color:var(--error)}
.slots-empty{margin-top:12px;padding:16px;border-radius:14px;background:#f3efe8;font-size:15px}

.check{display:flex;gap:12px;align-items:flex-start;margin-top:16px;font-size:14px;line-height:1.5;color:#2c2b29}
.check input{flex:none;width:20px;height:20px;margin-top:1px;accent-color:var(--ink);cursor:pointer}
.check .opt{color:var(--ink-muted)}
.linkbtn{background:none;border:0;padding:0;font-weight:700;text-decoration:underline;text-underline-offset:3px;cursor:pointer;color:inherit}
.submit{width:100%;margin-top:26px;background:var(--ink);color:#fff;min-height:58px;font-size:17px}
.submit:hover{background:#222}
.submit[disabled]{opacity:.6;cursor:progress}
.spinner{width:18px;height:18px;border:2.5px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite;display:none}
.submit.loading .spinner{display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}
.form-error{display:none;margin-top:14px;padding:12px 14px;border-radius:10px;background:#fdecec;color:#a4262c;font-size:14px;font-weight:600}
.form-error.show{display:block}

.state{display:none;text-align:center;padding:12px 4px}
.state.show{display:block}
.state .icon{width:64px;height:64px;margin:0 auto 18px;border-radius:50%;display:grid;place-items:center;background:var(--ink);color:#fff}
.state .icon svg{width:30px;height:30px}
.state.show .icon{animation:pop .6s var(--ease)}
.state.show .icon path{stroke-dasharray:24;stroke-dashoffset:24;animation:traza .6s .25s var(--ease) forwards}
.state.show h3,.state.show p,.state.show .btn{animation:sube .7s var(--ease) both}
.state.show h3{animation-delay:.2s}.state.show p{animation-delay:.3s}.state.show .btn{animation-delay:.4s}
@keyframes pop{0%{transform:scale(.4);opacity:0}70%{transform:scale(1.08)}100%{transform:none;opacity:1}}
@keyframes traza{to{stroke-dashoffset:0}}
.state h3{font-size:26px;font-weight:800;margin-bottom:10px}
.state p{color:var(--ink-muted);max-width:30em;margin:0 auto}
.state .btn{margin-top:24px}
.success-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:24px}
.success-actions .btn{margin-top:0}
.success-actions .btn[hidden]{display:none}
.btn-wa{background:#25d366;color:#08331b}
.btn-wa:hover{background:#2fe072}
.state .small{font-size:13px;margin-top:14px}

/* Location */
.place{display:grid;grid-template-columns:1.2fr 1fr;gap:14px}
.place .info{padding:32px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}
.place h3{font-size:26px;font-weight:800;margin:8px 0 6px}
.place address{font-style:normal;color:var(--muted);font-size:17px}
.place .btn{margin-top:26px}
.place .when{padding:32px;border:1px solid var(--line);border-radius:var(--radius);display:grid;gap:18px;align-content:center}
.place .when div{display:flex;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line);padding-bottom:14px}
.place .when div:last-child{border:0;padding:0}
.place .when span{color:var(--muted)}
.place .when b{text-align:right}

/* Footer */
footer{padding:56px 0 40px;border-top:1px solid var(--line)}
footer .wrap{display:flex;flex-wrap:wrap;gap:28px;justify-content:space-between;align-items:center}
footer .logo{width:92px;opacity:.9}
footer .links{display:flex;flex-wrap:wrap;gap:8px 22px;font-size:14px;color:var(--muted)}
footer .links a,footer .links button{color:var(--muted);text-decoration:none;background:none;border:0;cursor:pointer;font:inherit}
footer .links a:hover,footer .links button:hover{color:var(--text)}
footer .copy{width:100%;font-size:13px;color:var(--faint)}

/* Botón flotante de WhatsApp */
.wa-float{position:fixed;right:20px;bottom:calc(20px + env(safe-area-inset-bottom));z-index:30;display:flex;align-items:center;gap:10px;text-decoration:none;opacity:0;transform:translateY(16px) scale(.9);animation:wa-in .6s var(--ease) 1.4s forwards}
.wa-float .ic{position:relative;width:58px;height:58px;border-radius:50%;display:grid;place-items:center;background:#25d366;color:#fff;box-shadow:0 12px 30px -8px rgba(0,0,0,.6);transition:transform .35s var(--ease)}
.wa-float .ic svg{width:30px;height:30px}
.wa-float .ic::before{content:"";position:absolute;inset:0;border-radius:50%;border:2px solid #25d366;animation:wa-pulso 2.4s ease-out 2.2s infinite;pointer-events:none}
.wa-float .lbl{order:-1;background:#fff;color:var(--ink);font-size:14px;font-weight:700;padding:10px 14px;border-radius:12px;box-shadow:0 10px 30px -10px rgba(0,0,0,.5);white-space:nowrap;opacity:0;transform:translateX(8px);transition:opacity .3s,transform .35s var(--ease);pointer-events:none}
.wa-float:hover .lbl,.wa-float:focus-visible .lbl,.wa-float.hint .lbl{opacity:1;transform:none}
.wa-float:hover .ic{transform:scale(1.08)}
@keyframes wa-in{to{opacity:1;transform:none}}
@keyframes wa-pulso{0%{transform:scale(1);opacity:.7}100%{transform:scale(1.6);opacity:0}}

/* Sticky CTA (mobile) */
.sticky{position:fixed;left:12px;right:12px;bottom:calc(12px + env(safe-area-inset-bottom));z-index:20;display:none;transform:translateY(140%);transition:transform .3s}
.sticky.show{transform:none}
.sticky .btn{width:100%;box-shadow:0 12px 30px -8px rgba(0,0,0,.6)}

/* Modal */
dialog{width:min(720px,calc(100% - 24px));max-height:calc(100dvh - 48px);margin:auto;padding:0;border:0;border-radius:22px;background:#fff;color:var(--ink);box-shadow:0 30px 80px rgba(0,0,0,.5);overflow:hidden}
dialog[open]{display:flex;flex-direction:column}
dialog::backdrop{background:rgba(0,0,0,.66);backdrop-filter:blur(3px)}
.m-head{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px;border-bottom:1px solid var(--paper-line)}
.m-head h2{font-size:18px;letter-spacing:-.01em;font-weight:800}
.m-close{flex:none;width:40px;height:40px;border-radius:50%;border:1px solid var(--paper-line);background:#fff;cursor:pointer;display:grid;place-items:center}
.m-close:hover{background:#f3f1ec}
.m-close svg{width:18px;height:18px}
.m-body{padding:8px 24px 24px;overflow-y:auto;font-size:15px;line-height:1.65;color:#2c2b29;overscroll-behavior:contain}
.m-body h3{font-size:15px;font-weight:800;margin:22px 0 6px;letter-spacing:0;color:var(--ink)}
.m-body p{margin-bottom:8px}
.m-body ul{margin:4px 0 8px 20px}
.m-body li{margin-bottom:4px}
.m-foot{padding:16px 24px;border-top:1px solid var(--paper-line);display:flex;justify-content:flex-end}
.m-foot .btn{min-height:46px;background:var(--ink);color:#fff}


/* ---------- Responsive ---------- */
@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:8px}
  .hero-visual{order:-1;width:min(78vw,320px);margin-bottom:12px}
  .aliado{margin-top:24px}
  .facts{grid-template-columns:1fr 1fr}
  .reg-grid{grid-template-columns:1fr;gap:36px}
  .place{grid-template-columns:1fr}
  .includes{grid-template-columns:1fr}
  .speakers{grid-template-columns:1fr}
}
@media (max-width:640px){
  .wrap{padding:0 16px}
  .top .wrap{height:64px}
  .top .cta-sm{display:none}
  .brand .word{font-size:11px;letter-spacing:.2em}
  .brand .partner{font-size:11px}
  .hero{padding:104px 0 56px}
  .actions .btn{width:100%}
  .facts{margin-top:44px}
  .fact{padding:18px 16px}
  .fact .v{font-size:15px}
  section{padding:72px 0}
  .head{margin-bottom:32px}
  .block{grid-template-columns:44px 1fr;gap:14px;padding:22px}
  .block .n{font-size:26px}
  .card{padding:22px 18px;border-radius:20px}
  .slots{grid-template-columns:1fr}
  .speaker{padding:22px;gap:16px}
  .avatar{width:76px;height:76px}
  .place .info,.place .when{padding:24px}
  .sticky{display:block;right:84px}
  .chip{width:48px;height:48px;margin:-24px 0 0 -24px}
  .chip img{width:24px;height:24px}
  .retrato-tag{font-size:12px;padding:7px 13px}
  .sat{animation-name:desvanece-movil}
  .wa-float{right:14px;bottom:calc(12px + env(safe-area-inset-bottom))}
  .wa-float .ic{width:56px;height:56px}
  .wa-float.hint .lbl{opacity:0}
  .m-head{padding:16px 18px}
  .m-body{padding:4px 18px 20px}
  .m-foot{padding:12px 18px}
  .m-foot .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;animation:none!important}html{scroll-behavior:auto}.js .intro,.js [data-reveal],.js .hero h1 .l i{opacity:1!important;transform:none!important}.progress{display:none}.wa-float{opacity:1;transform:none}.chip{transform:rotate(calc(-1 * var(--a)))}}