:root{
  --fondo:#f4f6fa;--tarjeta:#ffffff;--texto:#1c2533;--suave:#5d6879;--borde:#dfe4ec;
  --primario:#2f5bd3;--primario-osc:#1b2a4a;--ok:#16825d;--aviso:#b26a00;--error:#c0392b;
  --radio:12px;--sombra:0 6px 24px rgba(27,42,74,.08)
}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--fondo);color:var(--texto);font:15px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif}
a{color:var(--primario)}
h1,h2,h3{color:var(--primario-osc);line-height:1.2;margin:0 0 .6em}
h1{font-size:1.6rem}h2{font-size:1.25rem}h3{font-size:1.05rem}
button,.boton{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:0;border-radius:10px;padding:11px 16px;
  background:var(--primario);color:#fff;font:600 15px/1 inherit;font-family:inherit;cursor:pointer;text-decoration:none;min-height:44px}
button:disabled{opacity:.55;cursor:default}
button.sec,.boton.sec{background:#e8edf7;color:var(--primario-osc)}
button.peligro{background:#fbeaea;color:var(--error)}
button.chico{padding:7px 10px;min-height:34px;font-size:13px}
input,select,textarea{width:100%;padding:11px 12px;border:1px solid var(--borde);border-radius:10px;font:inherit;background:#fff;color:var(--texto)}
textarea{min-height:120px;resize:vertical}
label{display:block;font-weight:600;font-size:13px;color:var(--suave);margin:12px 0 5px}
.check{display:flex;gap:8px;align-items:flex-start;font-weight:500;color:var(--texto);font-size:14px}
.check input{width:auto;margin-top:3px}
.oculto{display:none!important}
.tarjeta{background:var(--tarjeta);border:1px solid var(--borde);border-radius:var(--radio);padding:18px;box-shadow:var(--sombra)}
.fila{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.fila>*{flex:0 0 auto}
.crece{flex:1 1 auto!important}
.suave{color:var(--suave)}
.chip{display:inline-block;padding:3px 9px;border-radius:99px;font-size:12px;font-weight:700;background:#e8edf7;color:var(--primario-osc)}
.chip.ok{background:#e3f4ec;color:var(--ok)}.chip.aviso{background:#fff3df;color:var(--aviso)}.chip.error{background:#fbeaea;color:var(--error)}
.mensaje{padding:10px 12px;border-radius:10px;margin:10px 0;font-size:14px}
.mensaje.error{background:#fbeaea;color:var(--error)}.mensaje.ok{background:#e3f4ec;color:var(--ok)}.mensaje.info{background:#eaf0fd;color:var(--primario-osc)}

/* ---------- barra superior ---------- */
.barra{background:var(--primario-osc);color:#fff;padding:0 16px;height:60px;display:flex;align-items:center;justify-content:space-between;gap:10px}
.marca{font-weight:800;letter-spacing:1px;font-size:18px;color:#fff;text-decoration:none}
.marca span{color:#8fb0ff}
.barra nav{display:flex;gap:4px;overflow-x:auto}
.barra nav button{background:transparent;color:#cfd9ee;padding:8px 10px;min-height:38px;font-weight:600}
.barra nav button.activo{background:#ffffff1f;color:#fff}
main{max-width:1080px;margin:0 auto;padding:20px 16px 60px}

/* ---------- acceso ---------- */
.acceso{max-width:430px;margin:40px auto}
.acceso .tarjeta{padding:24px}
.portada{text-align:center;margin-bottom:22px}
.portada p{color:var(--suave)}

/* ---------- expedientes ---------- */
.lista{display:grid;gap:10px}
.exp{display:flex;gap:12px;align-items:center;justify-content:space-between;cursor:pointer}
.exp:hover{border-color:#b9c6e3}
.exp h3{margin:0 0 2px}
.enlace-box{display:flex;gap:8px;align-items:center;background:#f2f5fb;border-radius:10px;padding:10px;word-break:break-all;font-size:13px}
.codigo-grande{font:800 26px/1 ui-monospace,Consolas,monospace;letter-spacing:4px;color:var(--primario-osc)}
.docs{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:12px}
.doc{padding:10px;display:flex;flex-direction:column;gap:8px}
.doc img{width:100%;height:170px;object-fit:contain;background:#eef1f6;border-radius:8px;cursor:zoom-in}
.doc .avisos{font-size:12px;color:var(--aviso);margin:0;padding-left:16px}
.doc select{padding:7px 8px;font-size:13px}
.doc .datos{font-size:12px;color:var(--suave)}
.procesando{height:170px;display:flex;align-items:center;justify-content:center;background:#eef1f6;border-radius:8px;color:var(--suave);font-size:13px}
.visor{position:fixed;inset:0;background:#000d;display:flex;align-items:center;justify-content:center;z-index:50;padding:16px}
.visor img{max-width:100%;max-height:100%}
.razon-previa{font-family:"Times New Roman",serif;font-size:15px;background:#fffdf7;border:1px dashed #d8cfa8;border-radius:8px;padding:12px;white-space:pre-wrap}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media (max-width:720px){.grid2{grid-template-columns:1fr}.barra nav button{padding:8px 7px;font-size:13px}}

/* ---------- cliente ---------- */
.cliente-cab{display:flex;align-items:center;gap:12px;padding:14px 16px;color:#fff}
.cliente-cab img{width:48px;height:48px;object-fit:contain;background:#fff;border-radius:10px;padding:3px}
.cliente-cab h1{color:#fff;font-size:1.1rem;margin:0}
.cliente-cab small{opacity:.85}
.opciones{display:grid;gap:10px}
.opcion{display:flex;justify-content:space-between;align-items:center;background:#fff;border:1px solid var(--borde);border-radius:12px;padding:14px;font-weight:600;color:var(--texto);min-height:56px;width:100%;text-align:left}
.opcion small{display:block;font-weight:400;color:var(--suave)}
.camara{position:fixed;inset:0;background:#000;z-index:40;display:flex;flex-direction:column}
.camara video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.camara .marco{position:absolute;left:50%;top:46%;transform:translate(-50%,-50%);border:3px solid #ffffffcc;border-radius:12px;box-shadow:0 0 0 9999px #0008;transition:border-color .2s}
.camara .marco.listo{border-color:#3ddc97}
.camara .guia{position:absolute;top:14px;left:12px;right:12px;text-align:center;color:#fff;font-weight:700;font-size:17px;text-shadow:0 1px 4px #000}
.camara .estado{position:absolute;bottom:118px;left:12px;right:12px;display:flex;gap:6px;justify-content:center;flex-wrap:wrap}
.camara .estado span{background:#000a;color:#fff;border-radius:99px;padding:5px 10px;font-size:13px}
.camara .estado span.bien{background:#16825dcc}
.camara .controles{position:absolute;bottom:22px;left:0;right:0;display:flex;justify-content:space-around;align-items:center}
.disparo{width:74px;height:74px;border-radius:50%;background:#fff;border:6px solid #ffffff66;padding:0;position:relative}
.disparo .anillo{position:absolute;inset:-6px;border-radius:50%;border:6px solid #3ddc97;clip-path:inset(0 0 0 0);opacity:0;transition:opacity .2s}
.disparo.cargando .anillo{opacity:1}
.camara .controles button.sec{background:#ffffff26;color:#fff}
.previa{position:fixed;inset:0;background:#111;z-index:45;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:16px;gap:14px}
.previa img{max-width:100%;max-height:72vh;border-radius:8px}
.enviados{display:grid;gap:8px;margin-top:14px}
.enviado{display:flex;justify-content:space-between;align-items:center;background:#fff;border:1px solid var(--borde);border-radius:10px;padding:10px 12px;font-size:14px}
.publicidad{margin-top:22px;font-size:13px;color:var(--suave);text-align:center}
.pie{text-align:center;font-size:12px;color:var(--suave);margin-top:30px}