/* ============================================================
   Developer's Future — Visión 2035
   Póster a pantalla completa SIN scroll: la tarjeta usa el fondo
   landscape completo (bg-full.jpg) y siempre cabe en el viewport.
   El texto se superpone y escala con unidades de contenedor (cqw).
   ============================================================ */
:root{
  --blue:#2f6bff; --blue-2:#2450c8; --blue-3:#4d84ff;
  --ink:#fff; --ink-soft:#c7d2f0; --ink-dim:#9fb0da;
  --ease:cubic-bezier(.22,.61,.36,1);
  --font:"Avenir Next","Avenir","Nunito Sans",system-ui,Segoe UI,Arial,sans-serif;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;height:100%;}
[hidden]{display:none!important;}
body{font-family:var(--font);color:var(--ink);background:#04081c;overflow:hidden;-webkit-font-smoothing:antialiased;}

.stage{position:relative;height:100vh;overflow:hidden;background:#04081c;}

/* La tarjeta = el póster. Cabe entero en la pantalla (nunca hay scroll). */
.card{position:relative;width:100vw;height:100vh;overflow:hidden;
  background:#04081c url("../img/bg-full2.jpg") center bottom / cover no-repeat;
  animation:cardIn 1s var(--ease) both;}
@keyframes cardIn{from{opacity:0;transform:scale(.99);}to{opacity:1;transform:none;}}

/* ---------- Capa de texto ---------- */
.flyer{position:absolute;top:0;left:50%;transform:translateX(-50%);height:100%;width:min(100vw, calc(100vh * 6563 / 3750));container-type:inline-size;}
.flyer > *{position:absolute;}

.logo{top:3.2%;left:0;right:0;text-align:center;}
.logo img{width:7.4cqw;height:auto;filter:drop-shadow(0 0 1.2cqw rgba(47,107,255,.6));animation:float 6s ease-in-out infinite;}
@keyframes float{0%,100%{transform:translateY(0) scale(1);}50%{transform:translateY(-.7cqw) scale(1.02);}}

.titles{top:15.5%;left:0;right:0;text-align:center;}
.t-developers{margin:0;font-weight:900;letter-spacing:-.015em;color:#fff;font-size:5cqw;line-height:.9;text-shadow:0 .3cqw 2cqw rgba(47,107,255,.3);}
.t-future{margin:.1cqw 0 0;font-weight:300;letter-spacing:.11em;color:#eef2ff;font-size:3.15cqw;line-height:.95;}
.t-vision{margin-top:.5cqw;letter-spacing:.1em;}
.t-vision .vis{font-weight:700;font-size:1.4cqw;}
.t-vision .yr{font-weight:300;font-size:1.4cqw;color:var(--ink-soft);}

.invite{top:34.5%;left:20%;right:20%;margin:0;text-align:center;color:var(--ink-soft);font-weight:400;font-size:1.15cqw;line-height:1.45;}
.invite b{color:#fff;font-weight:800;}

.parti{top:44%;left:5%;right:5%;margin:0;text-align:center;color:#fff;font-weight:800;font-size:1.4cqw;}

.speakers{top:48.5%;left:31%;right:31%;border:1px solid rgba(140,168,235,.45);border-radius:1.1cqw;padding:1.1cqw .8cqw;}
.sp-row{display:grid;gap:.8cqw .5cqw;text-align:center;}
.sp-row-2{grid-template-columns:repeat(2,1fr);}
.sp-row-3{grid-template-columns:repeat(3,1fr);}
.sp-name{font-weight:800;color:#fff;font-size:1.2cqw;line-height:1.05;}
.sp-role{color:var(--ink-dim);font-size:.82cqw;line-height:1.2;margin-top:.25cqw;font-weight:400;}
.sp-div{height:1px;background:linear-gradient(90deg,transparent,rgba(150,175,235,.6),transparent);margin:.9cqw auto;width:82%;}

.infobar{top:72%;left:31%;right:31%;display:flex;align-items:center;overflow:hidden;
  background:linear-gradient(100deg,var(--blue-2),var(--blue) 60%,var(--blue-3));border-radius:.9cqw;
  padding:.8cqw 1.2cqw;box-shadow:0 .6cqw 2cqw rgba(47,107,255,.4);}
.infobar::after{content:"";position:absolute;top:0;left:-60%;width:40%;height:100%;
  background:linear-gradient(105deg,transparent,rgba(255,255,255,.35),transparent);transform:skewX(-18deg);animation:shine 5.5s ease-in-out 1.6s infinite;}
@keyframes shine{0%{left:-60%;}20%,100%{left:130%;}}
.ib-item{flex:1;text-align:left;min-width:0;}
.ib-item:nth-child(3){flex:1.6;}
.ib-item:last-child{flex:.7;}
.ib-label{font-weight:800;font-size:.9cqw;color:#eaf0ff;}
.ib-value{font-weight:700;font-size:.9cqw;color:#fff;line-height:1.12;margin-top:.15cqw;}
.ib-sep{width:1px;align-self:stretch;background:rgba(255,255,255,.45);margin:.3cqw .9cqw;}

.honor{top:81.5%;left:10%;right:10%;margin:0;text-align:center;color:#fff;font-weight:600;font-size:1.5cqw;}
.cta-wrap{top:86.5%;left:0;right:0;text-align:center;}
.cta{position:relative;display:inline-flex;align-items:center;gap:.7cqw;cursor:pointer;font-family:var(--font);
  font-weight:800;font-size:1.15cqw;color:#fff;padding:.9cqw 2.2cqw;border:none;border-radius:99px;
  background:linear-gradient(100deg,var(--blue-2),var(--blue) 60%,var(--blue-3));box-shadow:0 .8cqw 2cqw rgba(47,107,255,.45);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);animation:ctaPulse 3.2s ease-in-out infinite;}
.cta:hover{transform:translateY(-2px) scale(1.03);box-shadow:0 1.2cqw 3cqw rgba(47,107,255,.6);}
.cta:active{transform:scale(.99);}
.cta-arrow{transition:transform .3s var(--ease);}
.cta:hover .cta-arrow{transform:translateX(4px);}
@keyframes ctaPulse{0%,100%{box-shadow:0 .8cqw 2cqw rgba(47,107,255,.4);}50%{box-shadow:0 .8cqw 3cqw rgba(47,107,255,.7);}}

/* ---------- Entrada + letras ---------- */
.reveal{opacity:0;transform:translateY(2cqw);filter:blur(4px);}
.reveal.in{opacity:1;transform:none;filter:blur(0);transition:opacity .8s var(--ease),transform .8s var(--ease),filter .8s var(--ease);}
.split .char{display:inline-block;opacity:0;transform:translateY(2.2cqw) rotateX(-40deg);}
.split.in .char{opacity:1;transform:none;transition:opacity .5s var(--ease),transform .55s var(--ease);}
.split .char.space{width:.32em;}
.flyer.dissolving .char{transition:opacity .5s ease,transform .6s var(--ease),filter .5s ease;opacity:0;transform:translateY(-2cqw) scale(1.04);filter:blur(6px);}
.flyer.dissolving .reveal{transition:opacity .55s ease,transform .6s var(--ease),filter .55s ease;opacity:0;transform:translateY(-1.6cqw);filter:blur(6px);}
.flyer.gone{display:none;}

/* ============================================================
   Registro (overlay a pantalla completa)
   ============================================================ */
.register{position:fixed;inset:0;z-index:50;display:flex;justify-content:center;align-items:center;padding:20px;
  background:rgba(6,9,20,.5);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);}
.modal{position:relative;width:100%;max-width:400px;max-height:90vh;overflow:auto;
  background:linear-gradient(180deg,#101a34,#0a1122);border:1px solid rgba(140,165,235,.28);
  border-radius:18px;padding:36px 26px 28px;box-shadow:0 30px 90px rgba(0,0,0,.6);}
.modal-close{position:absolute;top:8px;right:12px;background:none;border:none;color:var(--ink-dim);
  font-size:28px;line-height:1;cursor:pointer;padding:4px 8px;transition:color .2s;}
.modal-close:hover{color:#fff;}
.register.show{animation:regIn .7s var(--ease) both;}
@keyframes regIn{from{opacity:0;}to{opacity:1;}}
.back{position:absolute;top:18px;left:16px;background:none;border:none;color:var(--ink-dim);font-family:inherit;font-size:14px;cursor:pointer;padding:6px;transition:color .2s;}
.back:hover{color:#fff;}
.reg-state{width:100%;display:flex;flex-direction:column;align-items:center;}
.big-spinner{width:46px;height:46px;border:4px solid rgba(255,255,255,.22);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite;margin-bottom:18px;}
.reg-inner{width:100%;max-width:360px;}
.reg-title{text-align:center;font-weight:800;font-size:clamp(22px,5vw,30px);margin:0 0 8px;color:#fff;}
.reg-sub{text-align:center;color:var(--ink-dim);font-size:14px;margin:0 0 22px;line-height:1.35;}
.connected{background:rgba(20,30,64,.6);border:1px solid rgba(140,165,235,.3);border-radius:10px;padding:10px 14px;margin:0 0 18px;font-size:14px;color:var(--ink-soft);text-align:center;width:100%;max-width:360px;}
.connected b{color:#fff;font-weight:800;}
.field{position:relative;margin-bottom:16px;}
.field input{width:100%;padding:16px 14px 7px;border-radius:11px;border:1px solid rgba(140,165,235,.32);background:rgba(10,16,36,.72);color:#fff;font-family:inherit;font-size:15px;outline:none;transition:border-color .25s,box-shadow .25s,background .25s;}
.field input:focus{border-color:var(--blue-3);box-shadow:0 0 0 4px rgba(47,107,255,.18);background:rgba(14,22,50,.92);}
.field label{position:absolute;left:14px;top:14px;color:var(--ink-dim);pointer-events:none;font-size:15px;transition:.2s var(--ease);}
.field input:focus + label,.field input:not(:placeholder-shown) + label{top:5px;font-size:10.5px;color:var(--blue-3);letter-spacing:.3px;}
.field.invalid input{border-color:#ff6b6b;box-shadow:0 0 0 4px rgba(255,107,107,.15);}
.form-error{color:#ff9b9b;font-size:13.5px;text-align:center;margin:-4px 0 12px;}
.submit{width:100%;margin-top:4px;padding:15px;border:none;border-radius:11px;cursor:pointer;font-family:inherit;font-weight:800;font-size:16px;color:#fff;background:linear-gradient(100deg,var(--blue-2),var(--blue) 60%,var(--blue-3));box-shadow:0 12px 30px rgba(47,107,255,.4);display:flex;align-items:center;justify-content:center;gap:10px;transition:transform .25s var(--ease),box-shadow .25s var(--ease),opacity .25s;}
.submit:hover{transform:translateY(-2px);box-shadow:0 18px 40px rgba(47,107,255,.55);}
.submit[disabled]{opacity:.7;cursor:default;transform:none;}
.spinner{width:17px;height:17px;border:2.5px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;display:none;animation:spin .7s linear infinite;}
.submit.loading .spinner{display:inline-block;}
@keyframes spin{to{transform:rotate(360deg);}}
.form-note{text-align:center;color:var(--ink-dim);font-size:13px;margin:0 0 14px;}
.success{width:100%;max-width:380px;text-align:center;align-items:center;}
.check{width:76px;height:76px;margin-bottom:6px;}
.check-c{stroke:var(--blue-3);stroke-width:2.5;stroke-dasharray:151;stroke-dashoffset:151;animation:drawC .6s var(--ease) .1s forwards;}
.check-p{stroke:#fff;stroke-width:3.5;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:48;stroke-dashoffset:48;animation:drawC .45s var(--ease) .6s forwards;}
@keyframes drawC{to{stroke-dashoffset:0;}}
.success-title{font-weight:800;font-size:clamp(22px,5vw,30px);margin:6px 0;color:#fff;}
.success-sub{color:var(--ink-soft);margin:0 0 16px;font-size:15px;}
.cal-status{margin:8px 0 14px;font-size:14px;color:var(--ink-dim);min-height:18px;}
.cal-status.ok{color:#7ee2a8;}
.cal-actions{display:flex;flex-direction:column;gap:11px;width:100%;max-width:340px;margin:0 auto;}
.cal-btn{padding:13px 16px;border-radius:11px;font-family:inherit;font-weight:800;font-size:14.5px;cursor:pointer;text-decoration:none;text-align:center;transition:transform .2s var(--ease),box-shadow .2s;border:none;}
.cal-btn.ghost{color:var(--ink-soft);background:rgba(20,30,64,.65);border:1px solid rgba(140,165,235,.3);}
.cal-btn.ghost:hover{color:#fff;border-color:var(--blue-3);}

/* ====== Móvil / pantallas verticales: layout PORTRAIT ====== */
@media (orientation:portrait){
  .stage{display:flex;align-items:center;justify-content:center;height:100vh;height:100dvh;background:transparent;}
  .stage::before{content:"";position:fixed;top:-6%;left:-6%;right:-6%;bottom:-16%;z-index:0;
    background:#04081c url("../img/cover.png") center bottom / cover no-repeat;}
  .stage::after{content:"";position:fixed;left:0;right:0;bottom:0;height:22%;z-index:0;pointer-events:none;
    background:linear-gradient(to bottom, rgba(4,8,20,0), #050a1c 78%);}
  .card{position:relative;z-index:1;width:100vw;height:100vh;height:100dvh;aspect-ratio:auto;background:transparent;container-type:inline-size;}
  .flyer{z-index:1;}
  .flyer{position:absolute;inset:0;top:0;left:0;transform:none;height:auto;width:auto;}
  .logo{display:none;}  /* el fondo portrait ya trae el logo */
  .titles{top:18.4%;}
  .t-developers{font-size:13cqw;}
  .t-future{font-size:8.4cqw;}
  .t-vision{margin-top:1cqw;}
  .t-vision .vis,.t-vision .yr{font-size:3.5cqw;}
  .invite{top:39.5%;left:9%;right:9%;font-size:3cqw;}
  .parti{top:51%;left:5%;right:5%;font-size:3.5cqw;}
  .speakers{top:55.3%;left:7%;right:7%;border-radius:2.4cqw;padding:2cqw 1.5cqw;}
  .sp-row{gap:1.4cqw .6cqw;}
  .sp-name{font-size:3cqw;}
  .sp-role{font-size:2.05cqw;}
  .sp-div{margin:1.8cqw auto;}
  .infobar{top:73.4%;left:7%;right:7%;border-radius:2cqw;padding:1.6cqw 2.4cqw;}
  .ib-label,.ib-value{font-size:2.3cqw;}
  .ib-sep{margin:.4cqw 1.6cqw;}
  .honor{top:82.4%;left:6%;right:6%;font-size:4cqw;}
  .cta-wrap{top:88.2%;}
  .cta{font-size:3cqw;padding:1.5cqw 3.4cqw;gap:1cqw;border-radius:99px;}
}
@media(prefers-reduced-motion:reduce){
  *{animation-duration:.001s!important;animation-iteration-count:1!important;transition-duration:.15s!important;}
  .reveal,.split .char{opacity:1!important;transform:none!important;filter:none!important;}
}