:root {
    font-family: ui-sans-serif, system-ui, sans-serif;
    color: #1b1b1b;
    background: #eef1f4;
}
body { margin: 0; }
.shell { max-width: 1120px; margin: 0 auto; padding: 1.25rem 1.5rem 2rem; }
.top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 0 -1.5rem 1.5rem;
    padding: .85rem 1.5rem;
    background: #17324d;
    color: #fff;
}
.brand { font-weight: 700; color: inherit; text-decoration: none; letter-spacing: .02em; }
nav a { margin-left: 1.1rem; color: #d7e6f5; text-decoration: none; }
nav a:hover { color: #fff; text-decoration: underline; }
h1 { font-size: 1.7rem; margin: 0 0 .75rem; }
h2 { font-size: 1.15rem; margin: 1.6rem 0 .7rem; }
.muted { color: #667; font-size: .9rem; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; }
.card { background: #fff; padding: 1rem 1.1rem; border-radius: 10px; box-shadow: 0 1px 2px rgba(23,50,77,.08); }
.card h2 { margin-top: 0; }
.card ul { margin: 0; padding-left: 1.1rem; }
table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 10px; overflow: hidden; }
th, td { text-align: left; padding: .55rem .7rem; border-bottom: 1px solid #e5e8eb; vertical-align: top; }
th { background: #f7f9fb; font-weight: 600; font-size: .85rem; color: #445; }
.row-muted td { color: #778; background: #f8f8f8; }
.json { white-space: pre-wrap; max-height: 320px; overflow: auto; background: #111; color: #d6f5d6; padding: 1rem; border-radius: 8px; }
.error { color: #a40000; }
footer { margin-top: 2rem; color: #555; font-size: .9rem; }
code { background: #eee; padding: 0 .2rem; }
.badge {
    display: inline-block;
    font-size: .75rem;
    padding: .12rem .45rem;
    border-radius: 999px;
    background: #e6e6e6;
    color: #333;
}
.badge-warn { background: #f8e3b0; color: #6a4b00; }
.badge-reboot { background: #f4c7c7; color: #7a1212; }
.facts { display: grid; grid-template-columns: 10rem 1fr; gap: .35rem 1rem; }
.facts dt { color: #667; }
.facts dd { margin: 0; }
.range-row { margin: .4rem 0 1rem; }
.range-btn {
    margin-right: .35rem;
    padding: .3rem .7rem;
    border: 1px solid #ccd;
    background: #fff;
    border-radius: 4px;
    cursor: pointer;
}
.range-btn.on { background: #17324d; color: #fff; border-color: #17324d; }
details { margin: 1rem 0; }
summary { cursor: pointer; }
.login-card {
    max-width: 28rem;
    margin: 2rem auto;
    background: #fff;
    padding: 1.5rem 1.75rem;
    border-radius: 8px;
    box-shadow: 0 1px 2px rgba(0,0,0,.08);
}
.login-card h1 { margin-top: 0; }
.login-card .hint { color: #555; }
.login-field { display: flex; flex-direction: column; gap: .35rem; margin: 1rem 0; }
.login-field input {
    font-size: 1rem;
    padding: .5rem .6rem;
    border: 1px solid #bbb;
    border-radius: 4px;
}
.login-card button[type="submit"] {
    font-size: 1rem;
    padding: .55rem 1.1rem;
    background: #17324d;
    color: #fff;
    border: 0;
    border-radius: 4px;
    cursor: pointer;
}
.login-card .validation-summary-errors { color: #a40000; margin-top: 1rem; }