/* Vencimientos — sistema de diseño (SaaS claro, degradados suaves, tarjetas con vidrio) */
:root{
  --pri:#2563EB;--sec:#4F46E5;--acc:#7C3AED;--bg:#F4F8FF;--card:#FFFFFF;--tx:#102A43;--mut:#52708C;--bd:#D9E5F2;--ok:#16803C;--err:#B42318;
  --ac:var(--pri);                                  /* alias usado por plantillas antiguas */
  --grad:linear-gradient(135deg,#1687FF,#4F46E5);--grad-act:linear-gradient(90deg,#3B82F6,#6366F1);
  --radio:16px;--sombra:0 20px 60px rgba(37,99,235,.10);--top:80px;--lado:280px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--tx);font:16px/1.55 Inter,system-ui,-apple-system,"Segoe UI",sans-serif;min-height:100vh;
  background:linear-gradient(135deg,#F8FBFF,#EEF5FF 35%,#E7F0FF 70%,#F7F3FF);background-attachment:fixed}
a{color:#1769E0;text-decoration:none}a:hover{text-decoration:underline}
h1{font-size:2rem;line-height:1.2;margin:0 0 8px;font-weight:700}h2{font-size:1.25rem;margin:0 0 10px;font-weight:700}h3{font-size:1.05rem;font-weight:600}
.mut{color:var(--mut)}svg.i{flex:none;vertical-align:-.2em}
:focus-visible{outline:3px solid rgba(37,99,235,.45);outline-offset:2px;border-radius:8px}

/* ---- fondo decorativo ---- */
.fondo{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.fondo .blob{position:absolute;border-radius:50%;filter:blur(70px);opacity:.55}
.fondo .b1{width:520px;height:520px;background:#BFD8FF;top:-140px;left:-120px}
.fondo .b2{width:460px;height:460px;background:#DCCBFF;bottom:-160px;right:-100px}
.fondo .b3{width:300px;height:300px;background:#C7E3FF;top:40%;left:46%;opacity:.35}
.fondo::before{content:"";position:absolute;inset:0;opacity:.5;
  background-image:linear-gradient(rgba(37,99,235,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(37,99,235,.045) 1px,transparent 1px);background-size:56px 56px}
.fondo .flota{position:absolute;color:var(--pri);animation:flotar 9s ease-in-out infinite}
.fondo .f1{top:110px;right:4%;width:150px;opacity:.08}.fondo .f2{bottom:5%;right:6%;width:130px;color:var(--sec);opacity:.06;animation-delay:-3s}
.fondo .f3{bottom:4%;left:calc(var(--lado) + 4%);width:140px;color:var(--acc);opacity:.07;animation-delay:-6s}
@keyframes flotar{50%{transform:translateY(-16px)}}

/* ---- barra superior ---- */
.top{position:fixed;inset:0 0 auto 0;height:var(--top);z-index:30;display:flex;align-items:center;gap:16px;padding:0 28px;
  background:rgba(255,255,255,.92);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:0 1px 0 var(--bd),0 8px 24px rgba(16,42,67,.05)}
.marca{display:flex;align-items:center;gap:12px;color:var(--tx);text-decoration:none!important}
.logo{width:44px;height:44px;flex:none;display:block;filter:drop-shadow(0 6px 14px rgba(37,99,235,.22))}
.marca-auth{display:flex;flex-direction:column;align-items:center;gap:6px;margin:0 0 18px;text-align:center}
.marca-auth img{width:230px;max-width:80%;height:auto}
.marca-auth b{font-size:1.5rem;line-height:1.1}.marca-auth small{color:var(--mut)}
.marca b{display:block;font-size:1.15rem;line-height:1.1}.marca small{display:block;color:var(--mut);font-size:.75rem}
.top .esp{margin-left:auto}
.btn-menu{display:none;background:none;border:1px solid var(--bd);border-radius:10px;padding:8px;color:var(--tx);cursor:pointer}
.usuario{position:relative}.usuario summary{list-style:none;display:flex;align-items:center;gap:10px;padding:6px 12px 6px 6px;border:1px solid var(--bd);border-radius:999px;background:#fff;cursor:pointer;font-weight:600}
.usuario summary::-webkit-details-marker{display:none}.avatar{width:34px;height:34px;border-radius:50%;background:var(--grad);color:#fff;display:grid;place-items:center;font-weight:700}
.usuario .menu{position:absolute;right:0;top:calc(100% + 8px);min-width:250px;background:#fff;border:1px solid var(--bd);border-radius:14px;padding:14px;box-shadow:var(--sombra)}
.usuario .menu p{margin:0 0 10px;word-break:break-all}

/* ---- barra lateral ---- */
.lado{position:fixed;top:var(--top);bottom:0;left:0;width:var(--lado);z-index:20;padding:24px 16px;overflow-y:auto;
  background:linear-gradient(180deg,#F4F9FF,#EEF4FF);border-right:1px solid #DCE8F5}
.lado .grupo{margin:0 12px 10px;font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--mut);font-weight:600}
.lado a{display:flex;align-items:center;gap:12px;padding:12px 14px;margin-bottom:6px;border-radius:12px;color:var(--tx);font-weight:500;text-decoration:none;transition:.25s ease}
.lado a:hover{background:rgba(59,130,246,.08);color:var(--pri)}
.lado a.act{background:var(--grad-act);color:#fff;box-shadow:0 8px 20px rgba(59,130,246,.28)}

/* ---- contenido ---- */
main{position:relative;z-index:1}
body.app main{margin:var(--top) 0 0 var(--lado);padding:32px}
body.auth main{max-width:520px;margin:0 auto;padding:calc(var(--top) + 32px) 16px 48px}
.cont{max-width:1040px;margin:0 auto}
.card{background:rgba(255,255,255,.94);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(210,225,242,.8);
  border-radius:18px;padding:28px;margin:0 0 24px;box-shadow:var(--sombra)}
.encab{display:flex;gap:20px;align-items:flex-start}
.icono-grande{width:72px;height:72px;border-radius:18px;background:linear-gradient(135deg,#E8F1FF,#FFFFFF);color:var(--pri);display:grid;place-items:center;flex:none;box-shadow:0 8px 25px rgba(37,99,235,.12)}
.icono-seccion{width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,#DCEEFF,#EEF5FF);color:var(--pri);display:grid;place-items:center;flex:none}
.titulo-sec{display:flex;gap:14px;align-items:center;margin-bottom:6px}.titulo-sec h2{margin:0}
.enlace-plantilla{font-weight:600;display:inline-flex;gap:6px;align-items:center}

/* ---- formularios ---- */
label{display:block;margin:18px 0 6px;font-weight:600;font-size:.95rem}
input,select{width:100%;min-height:48px;padding:10px 14px;border:1px solid #D7E2EF;border-radius:10px;background:#F8FAFC;color:var(--tx);font:inherit}
input[type=checkbox]{width:auto;min-height:0;margin-right:8px}
input[type=file]{padding:8px 10px}
input[type=file]::file-selector-button{margin-right:14px;padding:8px 16px;border:1px solid var(--pri);border-radius:8px;background:#fff;color:var(--pri);font-weight:600;cursor:pointer;transition:.25s}
input[type=file]::file-selector-button:hover{background:#EFF6FF}
input:focus,select:focus{outline:none;border-color:var(--pri);box-shadow:0 0 0 4px rgba(37,99,235,.14);background:#fff}
.campo{position:relative}.campo>svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--mut);pointer-events:none}.campo>input,.campo>select{padding-left:44px}
.acciones{display:flex;gap:14px;flex-wrap:wrap;margin-top:24px}
button,.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 22px;border:0;border-radius:12px;background:var(--grad);color:#fff;
  font:600 1rem Inter,system-ui,sans-serif;cursor:pointer;text-decoration:none;box-shadow:0 8px 20px rgba(37,99,235,.25);transition:transform .25s,box-shadow .25s,background .25s}
button:hover,.btn:hover{transform:translateY(-2px);background:linear-gradient(135deg,#2563EB,#7C3AED);text-decoration:none}
button.sec{background:#fff;color:var(--pri);border:1px solid var(--pri);box-shadow:none}button.sec:hover{background:#EFF6FF;transform:translateY(-1px)}
button.link{background:none;border:0;box-shadow:none;color:#1769E0;min-height:0;padding:0;font-weight:600;gap:6px}button.link:hover{background:none;transform:none;text-decoration:underline}

/* ---- mensajes, tablas, indicadores ---- */
.msg{padding:12px 16px;border-radius:12px;margin:0 0 20px;border:1px solid;background:#fff}
.msg.ok{color:var(--ok);border-color:#BFE6CC;background:#F2FBF5}.msg.error{color:var(--err);border-color:#F5C2BE;background:#FFF5F4}
.tabla{overflow-x:auto}
table{width:100%;border-collapse:separate;border-spacing:0;background:#fff;border:1px solid #DCE7F3;border-radius:14px;overflow:hidden}
th{background:linear-gradient(90deg,#EEF5FF,#F4F0FF);text-align:left;padding:12px 16px;font-size:.85rem;color:var(--tx)}
td{padding:14px 16px;border-top:1px solid #E8EFF7;font-size:.92rem;vertical-align:top}
tbody tr:hover td,tr:hover>td{background:#FAFCFF}
.tipo{display:flex;gap:12px;align-items:flex-start}.tipo .icono-seccion{width:38px;height:38px}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:16px;margin-bottom:24px}
.kpi{background:rgba(255,255,255,.94);border:1px solid rgba(210,225,242,.8);border-radius:16px;padding:18px;box-shadow:0 10px 30px rgba(37,99,235,.07);color:var(--mut);font-size:.9rem}
.kpi b{font-size:2rem;display:block;line-height:1.2;color:var(--tx)}
.vencido,.critico{color:var(--err);font-weight:600}.alerta{color:#B45309;font-weight:600}
.info{display:flex;gap:16px;padding:18px 20px;border-radius:14px;background:linear-gradient(90deg,#EEF6FF,#F4F1FF);margin-top:20px}
.info .icono-info{width:38px;height:38px;border-radius:50%;background:var(--grad-act);color:#fff;display:grid;place-items:center;flex:none}
.info ul{margin:0;padding-left:18px}.info li{margin:2px 0}
.chip{display:inline-block;padding:7px 16px;border:1px solid var(--bd);border-radius:999px;text-decoration:none!important;color:var(--tx);background:#fff;font-weight:500;transition:.25s}
.chip:hover{background:#EFF6FF}.chip.on{background:var(--grad-act);color:#fff;border-color:transparent}

/* ---- ventana modal ---- */
dialog{max-width:660px;width:calc(100% - 32px);border:0;border-radius:20px;background:#fff;color:var(--tx);padding:28px;box-shadow:0 30px 80px rgba(16,42,67,.3)}
dialog::backdrop{background:rgba(16,42,67,.5);backdrop-filter:blur(3px)}
.opciones{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}
.opciones>div{border:1px solid var(--bd);border-radius:14px;padding:4px 16px;background:#F8FBFF}.opciones h3{margin:12px 0 0}
.pie{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}label.inline{display:flex;align-items:center;font-weight:400;margin:16px 0 0}

/* ---- adaptable ---- */
@media(max-width:960px){
  :root{--top:68px}
  .top{padding:0 16px}.marca small{display:none}.btn-menu{display:inline-flex}
  .lado{transform:translateX(-100%);transition:transform .25s ease;box-shadow:0 20px 60px rgba(16,42,67,.25);width:min(300px,85vw)}
  body.nav-abierto .lado{transform:none}
  body.app main{margin-left:0;padding:20px 16px}
  .fondo .f3{left:4%}.encab{flex-direction:column;gap:12px}.card{padding:20px}h1{font-size:1.6rem}
  .usuario summary span.n{display:none}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

/* separacion de botones sueltos dentro de formularios */
form>button{margin-top:22px}
form>button.link,.usuario .menu form>button,.pie>button{margin-top:0}
.pie>button{margin-top:16px}

/* ---- paginas de avisos, Google Sheets y panel con filtros ---- */
textarea{width:100%;min-height:110px;padding:12px 14px;border:1px solid #D7E2EF;border-radius:10px;background:#F8FAFC;color:var(--tx);font:inherit;resize:vertical}
textarea:focus{outline:none;border-color:var(--pri);box-shadow:0 0 0 4px rgba(37,99,235,.14);background:#fff}
a.kpi{color:inherit;text-decoration:none;transition:transform .25s,border-color .25s}a.kpi:hover{border-color:var(--pri);transform:translateY(-2px);text-decoration:none}a.kpi.sel{border-color:var(--pri);box-shadow:0 0 0 3px rgba(37,99,235,.15)}
.filtros{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:14px;align-items:end}.filtros label{margin-top:0}.filtros button{margin-top:0}

/* ---- secciones desplegables (details/summary) ---- */
details.desplegable>summary{list-style:none;display:flex;align-items:center;gap:14px;cursor:pointer;user-select:none}
details.desplegable>summary::-webkit-details-marker{display:none}
details.desplegable>summary h2{margin:0;font-size:1.15rem}
details.desplegable>summary .chev{margin-left:auto;color:var(--mut);transition:transform .25s}
details.desplegable[open]>summary .chev{transform:rotate(180deg)}
details.desplegable>summary .pista{margin-left:auto;font-size:.88rem;font-weight:600;color:var(--pri)}
details.desplegable>summary .pista+.chev{margin-left:0}
details.desplegable .ocultar,details.desplegable[open] .ver{display:none}
details.desplegable[open] .ocultar{display:inline}
details.desplegable>summary:hover h2{color:var(--pri)}
details.desplegable>.cuerpo{margin-top:20px}

/* ---- paginador ---- */
.paginador{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-top:16px}
.paginador .paginas{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.paginador a,.paginador .actual{min-width:38px;height:38px;padding:0 12px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;font-weight:600;font-size:.92rem}
.paginador a{border:1px solid var(--bd);background:#fff;color:var(--tx);text-decoration:none!important;transition:.2s}
.paginador a:hover{border-color:var(--pri);color:var(--pri);background:#EFF6FF}
.paginador .actual{background:var(--grad-act);color:#fff}

/* ---- acciones destructivas ---- */
.zona-peligro .icono-seccion{background:#FFF1F0;color:var(--err)}
button.peligro{background:var(--err);box-shadow:0 8px 20px rgba(180,35,24,.25)}
button.peligro:hover{background:#912018}