*{box-sizing:border-box}
body{margin:0;font-family:Segoe UI,Arial,sans-serif;background:#f3f4f6;color:#1f2937;font-size:14px}
header{background:#111827;color:#fff;display:flex;align-items:center;gap:24px;padding:0 20px;height:52px}
header b{font-size:16px;letter-spacing:.5px}
header nav a{color:#d1d5db;text-decoration:none;margin-right:16px}
header nav a:hover,header nav a.on{color:#fff}
header .der{margin-left:auto;color:#9ca3af}
header .der a{color:#9ca3af}
main{max-width:1200px;margin:20px auto;padding:0 16px}
h1{font-size:20px;margin:0 0 14px}
h2{font-size:16px;margin:0 0 10px}
.card{background:#fff;border:1px solid #e5e7eb;border-radius:8px;padding:16px;margin-bottom:16px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:16px}
table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:7px 8px;border-bottom:1px solid #eef0f3;vertical-align:top}
th{font-size:12px;text-transform:uppercase;color:#6b7280;font-weight:600}
tr.ok td:first-child{border-left:3px solid #16a34a}
tr.alarma td{background:#fef2f2}
tr.alarma td:first-child{border-left:3px solid #dc2626}
.btn,button{display:inline-block;border:1px solid #d1d5db;background:#fff;color:#111827;border-radius:6px;padding:6px 12px;cursor:pointer;font-size:13px;text-decoration:none}
.btn:hover,button:hover{background:#f9fafb}
.pri{background:#2563eb;border-color:#2563eb;color:#fff}.pri:hover{background:#1d4ed8}
.peligro{color:#b91c1c;border-color:#fca5a5}
.verde{background:#16a34a;border-color:#16a34a;color:#fff}
form.inline{display:inline}
input,select,textarea{border:1px solid #d1d5db;border-radius:6px;padding:6px 8px;font-size:13px;font-family:inherit}
label{display:block;font-size:12px;color:#4b5563;margin:8px 0 3px}
.fila{display:flex;gap:12px;flex-wrap:wrap;align-items:flex-end}
.fila>div{flex:1;min-width:140px}
.msg{padding:10px 14px;border-radius:6px;margin-bottom:12px}
.msg.ok{background:#ecfdf5;color:#065f46;border:1px solid #a7f3d0}
.msg.error{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}
.aviso{background:#fffbeb;color:#92400e;border:1px solid #fde68a;padding:10px 14px;border-radius:6px;margin-bottom:12px}
.badge{display:inline-block;padding:2px 8px;border-radius:10px;font-size:12px;font-weight:600}
.on{background:#dcfce7;color:#166534}.off{background:#fee2e2;color:#991b1b}
.muted{color:#6b7280;font-size:12px}
.puertas{display:flex;gap:10px;flex-wrap:wrap;margin-top:10px}
.puerta{border:1px solid #e5e7eb;border-radius:8px;padding:10px;flex:1;min-width:140px}
.puerta .est{font-size:12px;margin-bottom:6px}
.login{max-width:340px;margin:90px auto}
.login input{width:100%}
.tabs{display:flex;gap:4px;border-bottom:2px solid #e5e7eb;margin:6px 0 16px}
.tabs a{padding:9px 16px;text-decoration:none;color:#4b5563;border-bottom:2px solid transparent;margin-bottom:-2px;font-weight:600}
.tabs a.act{color:#2563eb;border-bottom-color:#2563eb}
.tabs a:hover{color:#111827}
.edcab{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
.edcab h1{margin:0}
.edcard{display:block;text-decoration:none;color:inherit}
.edcard:hover{border-color:#93c5fd;box-shadow:0 1px 6px rgba(37,99,235,.12)}
.num{display:inline-block;background:#111827;color:#fff;border-radius:6px;padding:2px 8px;font-size:12px;margin-right:6px}
details>summary{cursor:pointer;list-style:none}
details>summary::-webkit-details-marker{display:none}
.chips label{display:inline-block;border:1px solid #d1d5db;border-radius:14px;padding:3px 10px;margin:0 6px 6px 0;font-size:13px;color:#111827}

/* Marca y fondo (v10) */
html{min-height:100%}
body{background:#f3f4f6 url('galileo.png') center/cover fixed no-repeat;min-height:100vh}
header{background:rgba(17,24,39,.92)}
.marca{display:inline-flex;align-items:center;gap:10px}
.logo{display:block;width:110px;height:40px;object-fit:cover;object-position:center;background:#fff;border-radius:6px}
h1.marca{justify-content:center;width:100%}
h1.marca .logo{width:130px;height:48px}
main{background:rgba(243,244,246,.86);border-radius:10px;padding:16px;margin-top:20px;margin-bottom:20px;box-shadow:0 4px 24px rgba(0,0,0,.18)}
.card{background:rgba(255,255,255,.96)}
.sinsesion main{background:none;box-shadow:none}