:root {
    --bg: #0f1115;
    --panel: #1a1d24;
    --border: #2a2f3a;
    --text: #e5e7eb;
    --muted: #9ca3af;
    --accent: #4ade80;
    --warn: #f59e0b;
    --error: #ef4444;
    --link: #60a5fa;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    font-size: 14px; line-height: 1.5; }
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar { display: flex; justify-content: space-between; align-items: center;
    padding: 10px 16px; background: var(--panel); border-bottom: 1px solid var(--border); }
.topbar .brand { font-weight: 600; letter-spacing: 0.5px; }
.topbar .user { display: flex; gap: 12px; align-items: center; }
.link-button { background: none; border: none; color: var(--text); cursor: pointer; font-size: 16px; }

.layout { display: flex; min-height: calc(100vh - 50px); }
.sidebar { width: 200px; background: var(--panel); padding: 16px 0;
    border-right: 1px solid var(--border); }
.sidebar a { display: block; padding: 8px 16px; color: var(--text); }
.sidebar a:hover { background: rgba(255,255,255,0.05); text-decoration: none; }
.sidebar a.disabled { color: var(--muted); pointer-events: auto; cursor: help; }
.sidebar hr { border: 0; border-top: 1px solid var(--border); margin: 8px 0; }
.content { flex: 1; padding: 24px; max-width: 100%; overflow-x: auto; }

.panel { background: var(--panel); border: 1px solid var(--border);
    border-radius: 8px; padding: 16px; margin-bottom: 16px; }
.panel h2 { margin: 0 0 12px 0; font-size: 14px; color: var(--muted); font-weight: 500; text-transform: uppercase; letter-spacing: 0.5px; }
.kv { display: grid; grid-template-columns: 160px 1fr; gap: 4px 16px; font-size: 13px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; vertical-align: middle; }
.dot.ok { background: var(--accent); }
.dot.warn { background: var(--warn); }
.dot.err { background: var(--error); }
.dot.off { background: var(--muted); }

.flash { padding: 10px 14px; margin-bottom: 12px; border-radius: 6px;
    border: 1px solid var(--border); }
.flash-info { border-color: var(--link); color: var(--link); }
.flash-error { border-color: var(--error); color: var(--error); }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--border); font-size: 13px; }
th { color: var(--muted); font-weight: 500; }

button, input[type="submit"] { background: var(--accent); color: #0b0f13; border: none;
    padding: 8px 16px; border-radius: 6px; font-weight: 600; cursor: pointer; }
button:hover { filter: brightness(1.1); }
input[type="text"], input[type="password"], input[type="number"] {
    background: #0b0f13; border: 1px solid var(--border); color: var(--text);
    padding: 8px 10px; border-radius: 6px; width: 100%; font-size: 13px; }

.login-wrap { display: flex; justify-content: center; align-items: center; min-height: 100vh; padding: 24px; }
.login-card { background: var(--panel); border: 1px solid var(--border); border-radius: 10px;
    padding: 32px; width: 100%; max-width: 360px; }
.login-card h1 { margin: 0 0 4px 0; font-size: 28px; letter-spacing: 1px; }
.login-card .subtitle { color: var(--muted); margin: 0 0 20px 0; }
.login-card label { display: block; margin-bottom: 12px; font-size: 12px; color: var(--muted); }
.login-card input { margin-top: 4px; }
.login-card button { width: 100%; margin-top: 8px; }

.inline { display: inline; }
.panel-footer { margin-top: 10px; }
.text-muted { color: var(--muted); }

@media (max-width: 768px) {
    .layout { flex-direction: column; }
    .sidebar { width: 100%; display: flex; flex-wrap: wrap; padding: 8px; }
    .sidebar a { padding: 6px 12px; }
    .sidebar hr { display: none; }
}

.mono { font-family: ui-monospace, "SF Mono", Consolas, monospace; font-size: 12px; }
.kv-heading { margin: 16px 0 8px 0; font-size: 13px; color: var(--muted); font-weight: 500; }

.filter-label { display: inline-block; margin-right: 12px; }
.filter-phone-input { width: 100px; }
.nowrap { white-space: nowrap; }