:root{
  --bg:#f5f6f8; --card:#ffffff; --fg:#1f2733; --muted:#6b7683;
  --accent:#0d9488; --accent-ink:#ffffff; --accent-soft:#e6f4f2;
  --danger:#dc2626; --danger-soft:#fdecec; --ok-soft:#e6f4f2; --ok-ink:#0f5e56;
  --border:#e6e8eb; --radius:12px;
}
*{box-sizing:border-box;}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--fg);line-height:1.55;}
a{color:var(--accent);text-decoration:none;}
a:hover{text-decoration:underline;}
.container{max-width:1000px;margin:0 auto;padding:24px;}
.center{max-width:420px;margin:8vh auto;}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:0 1px 2px rgba(16,24,40,.04);}
h1{font-size:24px;margin:0 0 18px;font-weight:600;letter-spacing:-.01em;}
h2{font-size:18px;margin:0 0 12px;font-weight:600;}
label{display:block;margin:14px 0 6px;color:var(--muted);font-size:13px;font-weight:500;}
input,select,textarea{width:100%;padding:11px 12px;border-radius:10px;border:1px solid var(--border);background:#fff;color:var(--fg);font-size:15px;color-scheme:light;}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft);}
input[type="date"]::-webkit-calendar-picker-indicator,
input[type="month"]::-webkit-calendar-picker-indicator{opacity:1;cursor:pointer;filter:none;}
button{margin-top:16px;padding:11px 18px;border:0;border-radius:10px;background:var(--accent);color:var(--accent-ink);font-weight:600;font-size:15px;cursor:pointer;display:inline-flex;align-items:center;gap:8px;}
button:hover{filter:brightness(.96);}
button.secondary{background:#fff;border:1px solid var(--border);color:var(--fg);}
button.secondary:hover{background:#f3f4f6;filter:none;}
.alert{padding:12px 14px;border-radius:10px;margin-bottom:16px;font-size:14px;}
.alert-error{background:var(--danger-soft);border:1px solid #f3c6c6;color:#991b1b;}
.alert-ok{background:var(--ok-soft);border:1px solid #bfe3dd;color:var(--ok-ink);}
table{width:100%;border-collapse:collapse;margin-top:8px;font-size:14px;}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border);}
th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.03em;}
tbody tr:hover{background:#fafbfc;}
tfoot th{font-size:14px;text-transform:none;color:var(--fg);}
.muted{color:var(--muted);}
.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap;}
code{background:#f3f4f6;padding:2px 6px;border-radius:6px;font-size:13px;}
svg.ic{width:18px;height:18px;min-width:18px;min-height:18px;max-width:18px;max-height:18px;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none;display:inline-block;vertical-align:-3px;}
svg.ic *{fill:none;stroke:currentColor;}

/* ===== Navbar ===== */
nav.top{display:flex;align-items:center;gap:6px;padding:10px 20px;background:var(--card);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:50;flex-wrap:wrap;}
nav.top .brand{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--fg);font-size:16px;margin-right:6px;text-decoration:none;}
nav.top .brand svg.ic{width:20px;height:20px;min-width:20px;min-height:20px;max-width:20px;max-height:20px;color:var(--accent);}
.nav-links{display:flex;align-items:center;gap:2px;flex:1;flex-wrap:wrap;}
.nav-links > a,.navgroup > summary{display:inline-flex;align-items:center;gap:6px;color:var(--fg);padding:8px 10px;border-radius:8px;font-size:14px;font-weight:500;cursor:pointer;white-space:nowrap;}
.nav-links > a:hover,.navgroup > summary:hover{background:var(--accent-soft);color:var(--accent);text-decoration:none;}
.nav-links .spacer{flex:1;}
.nav-links form{margin:0;}
.nav-links form button{margin:0;padding:8px 12px;}
.navgroup{position:relative;}
.navgroup > summary{list-style:none;}
.navgroup > summary::-webkit-details-marker{display:none;}
.navgroup > summary svg.ic:last-of-type{width:14px;height:14px;min-width:14px;min-height:14px;opacity:.55;transition:transform .15s ease;}
.navgroup[open] > summary{background:var(--accent-soft);color:var(--accent);}
.navgroup[open] > summary svg.ic:last-of-type{transform:rotate(180deg);}
.navgroup > .panel{position:absolute;top:calc(100% + 4px);left:0;min-width:220px;background:var(--card);border:1px solid var(--border);border-radius:12px;box-shadow:0 10px 28px rgba(16,24,40,.14);padding:6px;display:flex;flex-direction:column;gap:2px;z-index:60;}
.navgroup > .panel a{display:flex;align-items:center;gap:8px;padding:9px 10px;border-radius:8px;color:var(--fg);font-size:14px;font-weight:500;white-space:nowrap;}
.navgroup > .panel a:hover{background:var(--accent-soft);color:var(--accent);text-decoration:none;}
.burger{display:none;margin-left:auto;background:none;border:1px solid var(--border);border-radius:8px;padding:7px;cursor:pointer;color:var(--fg);}
#nav-toggle{display:none;}
.nav-overlay{display:none;}

@media (max-width:900px){
  .burger{display:inline-flex;}
  nav.top .brand{flex:1;}
  .nav-overlay{display:none;position:fixed;inset:0;background:rgba(16,24,40,.45);z-index:70;}
  #nav-toggle:checked ~ .nav-overlay{display:block;}
  .nav-links{
    display:flex;flex-direction:column;align-items:stretch;gap:2px;
    position:fixed;top:0;left:0;bottom:0;width:min(84vw,300px);
    background:var(--card);border-right:1px solid var(--border);
    box-shadow:2px 0 28px rgba(16,24,40,.20);
    padding:16px 12px;margin:0;overflow-y:auto;z-index:80;
    transform:translateX(-100%);transition:transform .22s ease;
  }
  #nav-toggle:checked ~ .nav-links{transform:translateX(0);}
  .nav-links > a{padding:12px 10px;}
  .nav-links .spacer{display:none;}
  .navgroup > summary{padding:12px 10px;}
  .navgroup > summary svg.ic:last-of-type{margin-left:auto;}
  .navgroup > .panel{position:static;box-shadow:none;border:0;border-left:2px solid var(--accent-soft);border-radius:0;margin:2px 0 8px 16px;padding:0;min-width:0;}
  .navgroup > .panel a{padding:11px 10px;}
  .nav-links form{margin-top:6px;}
  .nav-links form button{width:100%;justify-content:center;}
}
@media (max-width:640px){
  .container{padding:16px;}
  .card{padding:18px;overflow-x:auto;}
  h1{font-size:21px;}
}

/* ===== Modal ===== */
.modal-back{display:none;position:fixed;inset:0;background:rgba(16,24,40,.5);z-index:100;align-items:flex-start;justify-content:center;padding:20px;overflow-y:auto;}
.modal-back.open{display:flex;}
.modal{background:var(--card);border-radius:14px;max-width:520px;width:100%;padding:22px;box-shadow:0 20px 50px rgba(16,24,40,.3);position:relative;}
.modal h2{margin-top:0;padding-right:28px;}
.modal-close{position:absolute;top:14px;right:16px;background:none;border:0;font-size:24px;line-height:1;color:var(--muted);cursor:pointer;margin:0;padding:0;}
.seg{display:flex;gap:8px;margin:6px 0 4px;}
.seg label{flex:1;margin:0;text-align:center;padding:11px;border:1px solid var(--border);border-radius:10px;cursor:pointer;font-weight:600;color:var(--fg);}
.seg label:has(input:checked){border-color:var(--accent);background:var(--accent-soft);color:var(--accent);}
.seg input{position:absolute;opacity:0;pointer-events:none;}

/* ===== Aviso de instalación PWA ===== */
.pwa-install{display:flex;align-items:center;gap:12px;background:var(--accent-soft);color:var(--ok-ink);border-bottom:1px solid #bfe3dd;padding:12px 16px;font-size:14px;}
.pwa-install-main{flex:1;min-width:0;}
.pwa-install-main strong{display:block;}
.pwa-install-steps{font-size:13px;margin-top:2px;opacity:.9;}
.pwa-install button:not(.pwa-install-close){margin:0;padding:8px 14px;white-space:nowrap;}
.pwa-install-close{background:none;border:0;color:inherit;font-size:22px;line-height:1;cursor:pointer;padding:0 4px;margin:0;}
@media (max-width:600px){
  .pwa-install{flex-wrap:wrap;}
  .pwa-install-main{flex-basis:100%;}
  .pwa-install button:not(.pwa-install-close){flex:1;}
}

/* ===== Overlay de subida ===== */
.upload-overlay{display:none;position:fixed;inset:0;background:rgba(16,24,40,.5);z-index:200;align-items:center;justify-content:center;}
.upload-overlay.open{display:flex;}
.upload-box{background:var(--card);border-radius:14px;padding:26px 32px;text-align:center;box-shadow:0 20px 50px rgba(16,24,40,.3);}
.upload-box p{margin:14px 0 0;color:var(--fg);font-weight:500;}
.spinner{width:38px;height:38px;border:4px solid var(--accent-soft);border-top-color:var(--accent);border-radius:50%;margin:0 auto;animation:spin .8s linear infinite;}
@keyframes spin{to{transform:rotate(360deg);}}

/* Imágenes protegidas (credenciales/fotos): sin arrastrar, seleccionar ni menú contextual */
.noguardar{-webkit-user-drag:none;user-select:none;-webkit-user-select:none;pointer-events:none;}

/* ===== Pestañas (caseta) ===== */
.tabs > input[type=radio]{position:absolute;opacity:0;pointer-events:none;}
.tabbar{display:flex;gap:4px;overflow-x:auto;border-bottom:1px solid var(--border);margin-bottom:16px;-webkit-overflow-scrolling:touch;}
.tabbar label{padding:10px 14px;white-space:nowrap;cursor:pointer;color:var(--muted);border-bottom:2px solid transparent;font-weight:600;font-size:14px;}
.tabpane{display:none;}
#ctab-aut:checked ~ .tabbar label[for=ctab-aut],
#ctab-ver:checked ~ .tabbar label[for=ctab-ver],
#ctab-np:checked ~ .tabbar label[for=ctab-np],
#ctab-mov:checked ~ .tabbar label[for=ctab-mov]{color:var(--accent);border-bottom-color:var(--accent);}
#ctab-aut:checked ~ #cpane-aut,
#ctab-ver:checked ~ #cpane-ver,
#ctab-np:checked ~ #cpane-np,
#ctab-mov:checked ~ #cpane-mov{display:block;}

/* ===== Tarjetas de acceso ===== */
.acard{display:flex;align-items:center;gap:12px;padding:12px 14px;background:var(--card);border:1px solid var(--border);border-radius:12px;margin-bottom:8px;}
.acard-info{flex:1;min-width:0;}
.acard-l1{display:flex;justify-content:space-between;gap:8px;align-items:baseline;}
.acard-nom{font-weight:600;overflow:hidden;text-overflow:ellipsis;}
.acard-vig{font-size:12px;white-space:nowrap;}
.acard-l2{font-size:13px;margin-top:2px;}
.acard-act{flex:none;text-align:right;}

/* ===== Autocompletado ===== */
.sugerencias{display:none;position:absolute;left:0;right:0;top:100%;z-index:40;background:var(--card);border:1px solid var(--border);border-radius:10px;box-shadow:0 8px 24px rgba(16,24,40,.14);max-height:320px;overflow-y:auto;margin-top:4px;}
.sug-item{display:block;padding:10px 12px;border-bottom:1px solid var(--border);color:var(--fg);text-decoration:none;}
.sug-item:last-child{border-bottom:0;}
.sug-item:hover{background:var(--accent-soft);text-decoration:none;}
.sug-ok{color:var(--accent);font-size:12px;font-weight:600;}
.sug-empty{padding:10px 12px;color:var(--muted);}