:root {
    --bg: #f6f7f9;
    --panel: #ffffff;
    --text: #1f2430;
    --muted: #6b7280;
    --border: #e3e6ea;
    --brand: #2f6fed;
    --up: #22a06b;
    --down: #e5484d;
    --pending: #f5a623;
    --degraded: #e8830c;
    --off: #9aa1ab;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 15px;
}

a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

.layout { min-height: 100vh; display: flex; flex-direction: column; }

.topbar {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 0 1.25rem;
    height: 56px;
    background: var(--panel);
    border-bottom: 1px solid var(--border);
}
.brand { display: inline-flex; align-items: center; gap: .5rem; font-weight: 700; font-size: 1.1rem; color: var(--text); }
.brand-logo { height: 24px; width: auto; display: block; }
.nav { display: flex; gap: 1rem; }
.nav a { color: var(--muted); font-weight: 500; }
.nav a:hover { color: var(--text); text-decoration: none; }
.user { margin-left: auto; display: flex; align-items: center; gap: .75rem; color: var(--muted); }
.username { font-size: .9rem; }
.logout-form { margin: 0; }

.content { flex: 1; width: 100%; max-width: 960px; margin: 0 auto; padding: 1.5rem 1.25rem; }

.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1rem; }
h1 { font-size: 1.4rem; margin: 0 0 .25rem; }
.muted { color: var(--muted); }

/* Buttons */
.btn, .btn-secondary, .btn-danger {
    display: inline-block;
    padding: .5rem .9rem;
    border-radius: 6px;
    border: 1px solid transparent;
    font-size: .9rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
}
.btn { background: var(--brand); color: #fff; }
.btn:hover { background: #2a63d4; text-decoration: none; }
.btn-secondary { background: var(--panel); color: var(--text); border-color: var(--border); }
.btn-danger { background: var(--down); color: #fff; margin-left: auto; }
.btn-link { background: none; border: none; color: var(--muted); cursor: pointer; padding: 0; font: inherit; }
.btn-link:hover { color: var(--text); text-decoration: underline; }

/* Forms */
.form { display: flex; flex-direction: column; gap: .9rem; background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 1.25rem; }
.form-wide { max-width: 560px; }
.form label { display: flex; flex-direction: column; gap: .3rem; font-weight: 600; font-size: .85rem; }
.form label.check { flex-direction: row; align-items: center; gap: .5rem; font-weight: 500; }
.form input:not([type=checkbox]), .form select {
    padding: .5rem .6rem; border: 1px solid var(--border); border-radius: 6px; font: inherit; background: #fff; color: var(--text);
}
.form .row { display: flex; gap: .9rem; flex-wrap: wrap; }
.form .row label { flex: 1; min-width: 120px; }
.ping-url { display: flex; gap: .5rem; align-items: center; }
.ping-url input { flex: 1; padding: .5rem .6rem; border: 1px solid var(--border); border-radius: 6px; font: inherit; background: #fff; color: var(--text); }
.ping-url .btn-secondary { flex: 0 0 auto; white-space: nowrap; }
.push-detail { display: flex; flex-direction: column; gap: .6rem; }
.actions { display: flex; align-items: center; gap: .6rem; margin-top: .4rem; }

/* Auth card */
.auth-card { max-width: 380px; margin: 3rem auto; background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 1.75rem; }
.auth-brand { display: flex; align-items: center; justify-content: center; gap: .5rem; margin-bottom: 1rem; font-weight: 700; font-size: 1.25rem; color: var(--text); }
.auth-logo { height: 32px; width: auto; display: block; }
.auth-card h1 { margin-bottom: .5rem; }
.auth-card .form { border: none; padding: 1rem 0 0; background: none; }
.auth-card .auth-alt { text-align: center; margin: .9rem 0 0; font-size: .85rem; }

/* Alerts */
.alert { padding: .6rem .8rem; border-radius: 6px; font-size: .9rem; }
.alert.error { background: #fdecec; color: #a12027; border: 1px solid #f5c2c4; }
.alert.success { background: #e7f6ee; color: #1b7a4f; border: 1px solid #b6e2c9; }
.alert.warn { background: #fef6e7; color: #8a5a08; border: 1px solid #f6ddb0; }

/* Dashboard table */
table.monitors { width: 100%; border-collapse: collapse; background: var(--panel); border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
table.monitors th, table.monitors td { text-align: left; padding: .6rem .75rem; border-bottom: 1px solid var(--border); }
table.monitors th { font-size: .75rem; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); }
table.monitors tr:last-child td { border-bottom: none; }
table.monitors td.name { font-weight: 600; }

.dot { display: inline-block; width: 11px; height: 11px; border-radius: 50%; background: var(--off); }
.dot.up { background: var(--up); }
.dot.down { background: var(--down); }
.dot.pending { background: var(--pending); }
.dot.degraded { background: var(--degraded); }
.dot.off { background: var(--off); }

/* Blazor framework UI */
#blazor-error-ui {
    color-scheme: light only;
    background: lightyellow;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
}
#blazor-error-ui .dismiss { cursor: pointer; position: absolute; right: 0.75rem; top: 0.5rem; }

.valid.modified:not([type=checkbox]) { outline: 1px solid #26b050; }
.invalid { outline: 1px solid #e50000; }
.validation-message { color: #e50000; }

.blazor-error-boundary {
    background: #b32121;
    padding: 1rem;
    color: white;
}
.blazor-error-boundary::after { content: "An error has occurred."; }

/* --- Visualization / detail page --- */
.stat-cards { display: flex; flex-wrap: wrap; gap: .75rem; margin-bottom: 1.25rem; }
.stat-card { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: .7rem 1rem; min-width: 120px; display: flex; flex-direction: column; gap: .25rem; }
.stat-label { font-size: .7rem; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
.stat-value { font-size: 1.15rem; font-weight: 700; }
.stat-value.ok { color: var(--up); }
.stat-value.bad { color: var(--down); }
.stat-value.warn { color: var(--pending); }
.stat-value.degraded { color: var(--degraded); }

.panel { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 1rem 1.25rem; margin-bottom: 1.25rem; }
.panel h2 { font-size: .8rem; margin: 0 0 .75rem; color: var(--muted); text-transform: uppercase; letter-spacing: .03em; }

.hb-bar { display: block; max-width: 100%; }

.rt-chart svg { display: block; width: 100%; background: linear-gradient(#ffffff, #fbfcfe); border: 1px solid var(--border); border-radius: 6px; }
.rt-axis { display: flex; justify-content: space-between; font-size: .7rem; color: var(--muted); margin-top: .25rem; }

table.events { width: 100%; border-collapse: collapse; }
table.events th, table.events td { text-align: left; padding: .45rem .6rem; border-bottom: 1px solid var(--border); font-size: .85rem; }
table.events th { font-size: .7rem; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); }
table.events tr:last-child td { border-bottom: none; }
table.events td.reason { color: var(--muted); max-width: 360px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.page-header h1 .dot { width: 13px; height: 13px; vertical-align: middle; margin-right: .35rem; }

/* --- Monitor picker (status page edit) --- */
.monitor-picker { border: 1px solid var(--border); border-radius: 8px; padding: .75rem 1rem; display: flex; flex-direction: column; gap: .4rem; }
.monitor-picker legend { font-size: .8rem; font-weight: 700; color: var(--muted); padding: 0 .35rem; }

/* --- Public status page --- */
.status-wrap { max-width: 640px; margin: 3rem auto; padding: 0 1.25rem; }
.status-head { text-align: center; margin-bottom: 1.5rem; }
.status-logo { display: block; height: 44px; width: auto; margin: 0 auto .5rem; }
.status-head h1 { font-size: 1.6rem; }
.status-banner { text-align: center; font-weight: 600; padding: .9rem; border-radius: 8px; margin-bottom: 1.5rem; }
.status-banner.ok { background: #e7f6ee; color: #1b7a4f; border: 1px solid #b6e2c9; }
.status-banner.bad { background: #fdecec; color: #a12027; border: 1px solid #f5c2c4; }
.status-banner.degraded { background: #fef6e7; color: #8a5a08; border: 1px solid #f6ddb0; }
.status-list { list-style: none; margin: 0; padding: 0; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; background: var(--panel); }
.status-list li { display: flex; align-items: center; gap: .75rem; padding: .8rem 1rem; border-bottom: 1px solid var(--border); }
.status-list li:last-child { border-bottom: none; }
.status-list .s-name { font-weight: 600; }
.status-list .s-uptime { margin-left: auto; font-size: .8rem; color: var(--muted); }
.status-list .s-status { font-size: .85rem; font-weight: 600; min-width: 92px; text-align: right; }
.status-list .s-status.ok { color: var(--up); }
.status-list .s-status.bad { color: var(--down); }
.status-list .s-status.warn { color: var(--pending); }
.status-list .s-status.degraded { color: var(--degraded); }
.status-foot { display: flex; justify-content: space-between; margin-top: 1rem; font-size: .75rem; color: var(--muted); }