/* =====================================================================
   Formulario de presupuesto tipo Typeform (/presupuesto/)
   Una pregunta por pantalla; sus elementos entran uno a uno. Sin scroll
   salvo en las pantallas largas (fotos, resumen).
   ===================================================================== */
body.tf{height:100dvh;overflow:hidden;background:#fff}
.tf-cab{position:fixed;top:0;left:0;right:0;z-index:20;background:rgba(255,255,255,.92)}
.tf-cab .wrap{display:flex;align-items:center;justify-content:space-between;height:var(--cab);gap:12px}
.tf-salir{display:inline-flex;align-items:center;gap:6px;min-height:44px;padding:0 12px;border-radius:12px;text-decoration:none;font-weight:600;font-size:.92rem;color:var(--muted)}
.tf-salir:hover{background:var(--bg2);color:var(--ink)}
.tf-salir svg{width:18px;height:18px}
.tf-prog{height:4px;background:rgba(20,20,20,.08)}
.tf-prog i{display:block;height:100%;transform-origin:left;transform:scaleX(var(--k,0));transition:transform .5s var(--ease);background:linear-gradient(90deg,var(--azul),var(--verde) 55%,var(--rojo))}

.tf-main{position:fixed;top:calc(var(--cab) + 4px);bottom:calc(64px + env(safe-area-inset-bottom));left:0;right:0;overflow-y:auto;overflow-x:hidden;display:flex}
.q{width:min(720px,100% - 32px);margin:auto;padding:24px 0 32px;transition:opacity .28s var(--ease),transform .28s var(--ease)}
.q.sale{opacity:0;transform:translateY(-36px)}
.q.sale.atras{transform:translateY(36px)}
.q .ap{opacity:0;transform:translateY(24px);animation:entra .55s var(--ease) forwards;animation-delay:var(--d,0s)}
.q.desde-arriba .ap{transform:translateY(-24px)}
@keyframes entra{to{opacity:1;transform:none}}
.q-num{display:inline-flex;align-items:center;gap:6px;font-weight:800;font-size:.95rem;color:var(--azul-osc);margin-bottom:10px}
.q-num svg{width:16px;height:16px}
.q h1{font-size:clamp(1.55rem,6.2vw,2.5rem);font-weight:700;letter-spacing:-.025em;line-height:1.15}
.q h1:focus{outline:none}
.q .ayuda{margin-top:10px;font-size:clamp(1rem,2.6vw,1.15rem);color:var(--muted)}
.q .resp{margin-top:26px}

/* opciones (A, B, C…) */
.opciones{display:grid;gap:10px;max-width:540px}
.opc{position:relative;display:flex;align-items:center;gap:12px;width:100%;min-height:56px;padding:12px 16px;border-radius:14px;border:0;background:var(--bg2);
  box-shadow:inset 0 0 0 1.5px transparent;text-align:left;font-weight:600;font-size:1.04rem;color:var(--ink);cursor:pointer;
  transition:box-shadow .2s,background .2s,transform .12s;-webkit-tap-highlight-color:transparent}
.opc:hover{box-shadow:inset 0 0 0 1.5px var(--line-2)}
.opc:active{transform:scale(.98)}
.opc .tecla{flex:none;width:26px;height:26px;border-radius:7px;display:grid;place-items:center;font-size:.78rem;font-weight:800;background:#fff;box-shadow:inset 0 0 0 1.5px var(--line-2);color:var(--muted)}
.opc .ico{flex:none;width:36px;height:36px;border-radius:11px;display:grid;place-items:center;background:var(--c-suave);color:var(--c-osc)}
.opc .ico svg{width:20px;height:20px}
.opc .txt{flex:1}
.opc small{display:block;font-weight:500;font-size:.84rem;color:var(--muted);margin-top:1px}
.opc .ok{flex:none;width:24px;height:24px;border-radius:50%;display:grid;place-items:center;background:var(--negro);color:#fff;transform:scale(0);transition:transform .3s var(--muelle)}
.opc .ok svg{width:14px;height:14px}
.opc[aria-pressed=true]{background:var(--c-suave);box-shadow:inset 0 0 0 2px var(--c-osc)}
.opc[aria-pressed=true] .tecla{background:var(--c-osc);color:#fff;box-shadow:none}
.opc[aria-pressed=true] .ok{transform:scale(1)}
.q .opc.parpadea{opacity:1;transform:none;animation:parpadeo .35s steps(2) 1}
@keyframes parpadeo{50%{background:#fff}}
.opc .color{flex:none;width:26px;height:26px;border-radius:50%;box-shadow:inset 0 0 0 1px rgba(0,0,0,.15)}
@media (hover:none){.opc .tecla{display:none}}

/* rejilla de tipos (con icono) */
.rejilla{display:grid;grid-template-columns:1fr 1fr;gap:10px;max-width:none}
.rejilla .opc{flex-direction:column;align-items:flex-start;gap:8px;min-height:92px;padding:12px}
.rejilla .opc .ico{width:42px;height:42px;border-radius:13px}
.rejilla .opc .ico svg{width:24px;height:24px}
.rejilla .opc .tecla{position:absolute;top:12px;right:12px}
.rejilla .opc .ok{position:absolute;top:12px;right:12px}
.rejilla .opc.ancha{grid-column:1/-1;flex-direction:row;align-items:center;min-height:60px}
@media (min-width:700px){.rejilla{grid-template-columns:repeat(4,1fr)}}

/* campos */
.campo-tf{width:100%;max-width:560px;border:0;border-bottom:2px solid var(--line-2);background:transparent;padding:10px 2px;font-size:clamp(1.3rem,5vw,1.7rem);color:var(--ink);border-radius:0;transition:border-color .2s}
.campo-tf:focus{outline:none;border-bottom-color:var(--azul-osc)}
.campo-tf::placeholder{color:#B3B3B3}
textarea.campo-tf{resize:none;min-height:110px;line-height:1.35;font-size:clamp(1.1rem,4vw,1.35rem)}
.campo-tf.error{border-bottom-color:var(--rojo)}
.dos-tf{display:grid;grid-template-columns:1fr 1fr;gap:18px;max-width:560px}
.dos-tf label,.etq{display:block;font-size:.85rem;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;margin-bottom:2px}
.uds{position:relative}
.uds span{position:absolute;right:4px;bottom:14px;color:var(--muted);font-weight:600}
.msg{min-height:1.4em;margin-top:12px;color:var(--rojo-osc);font-weight:600;font-size:.95rem}
.nota{display:flex;gap:12px;padding:14px 16px;border-radius:14px;background:var(--azul-suave);color:var(--ink);font-size:.96rem;margin-top:14px;max-width:560px}
.nota svg{width:22px;height:22px;flex:none;color:var(--azul-osc)}
.plegable{display:grid;grid-template-rows:1fr;transition:grid-template-rows .4s var(--ease),opacity .3s}
.plegable>div{overflow:hidden;min-height:0}
.plegable.oculto{grid-template-rows:0fr;opacity:0}

/* botón aceptar + pista de teclado */
.accion{display:flex;align-items:center;gap:14px;margin-top:26px;flex-wrap:wrap}
.accion .btn{min-height:50px}
.accion .pista{font-size:.85rem;color:var(--muted)}
.accion .pista b{font-weight:700;color:var(--text)}
.saltar{border:0;background:none;color:var(--muted);font-weight:600;cursor:pointer;min-height:44px;text-decoration:underline;text-underline-offset:3px}
@media (hover:none){.accion .pista{display:none}}

/* contador */
.contador{display:inline-flex;align-items:center;gap:8px;padding:6px;border-radius:18px;background:var(--bg2)}
.contador button{width:56px;height:56px;border-radius:14px;border:0;background:#fff;font-size:1.6rem;font-weight:700;cursor:pointer;color:var(--ink);box-shadow:var(--shadow);transition:transform .12s}
.contador button:active{transform:scale(.9)}
.contador output{min-width:64px;text-align:center;font-weight:800;font-size:2rem;color:var(--ink)}

/* fotos */
.subir{display:flex;align-items:center;gap:16px;padding:18px;border-radius:18px;border:2px dashed rgba(10,120,189,.4);background:var(--azul-suave);cursor:pointer;max-width:560px;transition:background .2s,border-color .2s,transform .14s}
.subir:hover,.subir.encima{border-color:var(--azul-osc)}
.subir:active{transform:scale(.98)}
.subir .ico{flex:none;width:54px;height:54px;border-radius:16px;display:grid;place-items:center;background:var(--negro);color:#fff}
.subir .ico svg{width:26px;height:26px}
.subir b{display:block;color:var(--ink);font-size:1.05rem}
.subir small{color:var(--muted)}
.fotos{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:12px;max-width:560px}
.foto{position:relative;aspect-ratio:1;border-radius:14px;overflow:hidden;background:#E9E9EB;animation:pop .35s var(--muelle)}
.foto img{width:100%;height:100%;object-fit:cover}
.foto.cargando::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,transparent 30%,rgba(255,255,255,.6) 50%,transparent 70%);background-size:200% 100%;animation:brillo 1.1s linear infinite}
@keyframes brillo{from{background-position:200% 0}to{background-position:-200% 0}}
@keyframes pop{from{transform:scale(.6);opacity:0}to{transform:scale(1);opacity:1}}
.foto button{position:absolute;top:6px;right:6px;width:32px;height:32px;border-radius:50%;border:0;background:rgba(20,20,20,.72);color:#fff;display:grid;place-items:center;cursor:pointer}
.foto button svg{width:16px;height:16px}
.consejos{display:grid;gap:6px;margin:14px 0 0;padding:0;list-style:none;font-size:.95rem}
.consejos li{display:flex;gap:10px;align-items:center}
.consejos li i{width:12px;height:5px;border-radius:2px;transform:skewX(-30deg);background:var(--c);flex:none}

/* resumen */
.resumen{display:grid;gap:8px;max-width:600px}
.res{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;padding:12px 14px;border-radius:14px;background:var(--bg2)}
.res dt{font-size:.8rem;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.res dd{margin:2px 0 0;color:var(--ink);font-weight:600}
.res button{flex:none;border:0;background:#fff;border-radius:10px;padding:8px 12px;font-weight:700;font-size:.84rem;color:var(--azul-osc);cursor:pointer;min-height:38px}
.res-fotos{display:flex;gap:6px;flex-wrap:wrap;margin-top:4px}
.res-fotos img{width:46px;height:46px;border-radius:9px;object-fit:cover}
.check{display:flex;gap:12px;align-items:flex-start;cursor:pointer;font-size:1rem;line-height:1.45;margin-top:18px;max-width:600px}
.check input{appearance:none;-webkit-appearance:none;flex:none;width:26px;height:26px;margin:0;border-radius:8px;background:#fff;box-shadow:inset 0 0 0 1.5px var(--line-2);cursor:pointer;transition:background .2s}
.check input:checked{background:var(--negro) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/16px no-repeat;box-shadow:none}
.check a{color:var(--azul-osc);font-weight:600}

/* pie: contador y flechas arriba/abajo */
.tf-pie{position:fixed;left:0;right:0;bottom:0;z-index:20;height:calc(64px + env(safe-area-inset-bottom));padding:0 16px env(safe-area-inset-bottom);display:flex;align-items:center;justify-content:space-between;background:rgba(255,255,255,.92)}
.tf-pie .cuenta{font-size:.88rem;font-weight:700;color:var(--muted)}
.tf-flechas{display:flex;gap:6px}
.tf-flechas button{width:46px;height:46px;border-radius:12px;border:0;background:var(--negro);color:#fff;display:grid;place-items:center;cursor:pointer;transition:transform .12s,opacity .2s}
.tf-flechas button:active{transform:scale(.92)}
.tf-flechas button[disabled]{opacity:.25;pointer-events:none}
.tf-flechas svg{width:20px;height:20px}
.tf-pie.oculta{opacity:0;pointer-events:none}

.recuperado{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 14px;border-radius:14px;background:var(--bg2);font-size:.9rem;margin-bottom:18px}
.recuperado button{border:0;background:none;color:var(--azul-osc);font-weight:700;cursor:pointer;min-height:40px}

/* enviando / gracias */
.enviando{display:grid;place-items:center;gap:18px;text-align:center;width:100%}
.enviando .franjas i{width:34px;height:8px;animation:barrido 1s var(--ease) infinite alternate}
.enviando .franjas i:nth-child(2){animation-delay:.15s}.enviando .franjas i:nth-child(3){animation-delay:.3s}
@keyframes barrido{from{transform:skewX(-30deg) scaleX(.2)}to{transform:skewX(-30deg) scaleX(1)}}
.gracias{text-align:center}
.gracias .okg{width:92px;height:92px;margin:0 auto 22px;border-radius:50%;background:var(--verde);display:grid;place-items:center;box-shadow:0 18px 40px rgba(126,217,87,.45)}
.gracias .okg svg{width:46px;height:46px;color:var(--negro)}
.gracias .okg path{stroke-dasharray:30;stroke-dashoffset:30;animation:traza .5s .5s var(--ease) forwards}
@keyframes traza{to{stroke-dashoffset:0}}
.gracias p{margin:12px auto 0;max-width:460px;color:var(--muted);font-size:1.08rem}
.gracias .ref{display:inline-block;margin-top:16px;padding:8px 14px;border-radius:10px;background:var(--bg2);font-weight:700;color:var(--ink)}
.gracias .ctas{display:grid;gap:10px;margin:28px auto 0;max-width:340px}
.aviso-demo{margin-top:18px;font-size:.86rem;color:var(--rojo-osc);font-weight:700}
.oculto-hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;opacity:0}

/* pantallas bajas: todo más compacto para que quepa sin scroll */
@media (max-height:900px){.opciones{gap:8px}.opc{min-height:50px;padding:10px 14px;font-size:1rem}.q .resp{margin-top:18px}.q{padding:16px 0 20px}.accion{margin-top:18px}.rejilla .opc{min-height:84px}}
@media (prefers-reduced-motion:reduce){.q .ap{animation:none;opacity:1;transform:none}.q{transition:none}}

/* =====================================================================
   Estilo «Cápsula» (04-11, como la web): perla de fondo, tarjetas blancas
   sin borde, títulos finos, botones en píldora y círculo.
   ===================================================================== */
body.tf{background:#EEEEEB;--tile:#fff;--tile-2:#F6F6F4}
.tf-cab,.tf-pie{background:rgba(238,238,235,.9)}
@supports (backdrop-filter:blur(4px)){.tf-cab,.tf-pie{background:rgba(238,238,235,.72);backdrop-filter:saturate(1.6) blur(16px);-webkit-backdrop-filter:saturate(1.6) blur(16px)}}
.tf-salir{border-radius:999px;background:#fff;color:var(--ink);padding:0 16px}
.tf-salir:hover{background:#fff}
.q h1{font-weight:300;letter-spacing:-.035em;line-height:1.08;font-size:clamp(1.9rem,7.4vw,3rem)}
.q-num{color:var(--ink);font-weight:600}
.q .ayuda{color:#6B6B6B}
.opc{background:#fff;border-radius:20px;min-height:60px;box-shadow:none}
.opc:hover{background:#fff;box-shadow:inset 0 0 0 1.5px rgba(18,18,18,.16)}
.opc[aria-pressed=true]{background:#fff;box-shadow:inset 0 0 0 2px var(--ink)}
.opc .tecla{border-radius:999px}
.rejilla .opc{border-radius:22px}
.campo-tf{background:#fff;border:0;border-radius:18px;padding:16px 18px;box-shadow:inset 0 0 0 1.5px transparent}
.campo-tf:focus{box-shadow:inset 0 0 0 2px var(--ink);border:0}
.contador button{border-radius:50%;box-shadow:none}
.foto{border-radius:18px}
.res button{border-radius:999px;color:var(--ink);box-shadow:inset 0 0 0 1px rgba(18,18,18,.18)}
.accion .btn,.gracias .btn{border-radius:999px}
.tf-flechas button{border-radius:50%;width:48px;height:48px;background:var(--ink)}
.tf-flechas button[disabled]{background:#fff;color:#999}
.res{background:#fff;border-radius:20px}