/* NetNMS Control uses the NetNMS design system (same tokens, same shell). Dark is the default; [data-theme="light"] overrides. */
:root {
  --bg: #0b0f14;
  --bg-elev: #131a22;
  --bg-elev-2: #1a232e;
  --bg-hover: #202b38;
  --border: #263241;
  --text: #e8eef5;
  --text-dim: #93a1b3;
  --accent: #3b82f6;
  --accent-soft: rgba(59, 130, 246, 0.16);
  --up: #34d399;
  --down: #f87171;
  --warn: #fbbf24;
  --unknown: #7c8798;
  --up-soft: rgba(52, 211, 153, 0.15);
  --down-soft: rgba(248, 113, 113, 0.15);
  --warn-soft: rgba(251, 191, 36, 0.15);
  --unknown-soft: rgba(124, 135, 152, 0.18);
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.35), 0 8px 24px rgba(0, 0, 0, 0.25);
  --radius: 12px;
  --radius-sm: 8px;
  --s1: 4px;
  --s2: 8px;
  --s3: 12px;
  --s4: 16px;
  --s5: 24px;
  --s6: 32px;
  --font: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --mono: ui-monospace, 'Cascadia Mono', 'SF Mono', Consolas, monospace;
  --sidebar-w: 232px;
  --topbar-h: 56px;
  --t: 150ms ease;
  color-scheme: dark;
}
:root[data-theme='light'] {
  --bg: #f4f6f9;
  --bg-elev: #ffffff;
  --bg-elev-2: #f0f3f7;
  --bg-hover: #e8edf3;
  --border: #d9e0e9;
  --text: #17202b;
  --text-dim: #5d6b7d;
  --accent: #2563eb;
  --accent-soft: rgba(37, 99, 235, 0.1);
  --up: #059669;
  --down: #dc2626;
  --warn: #b7791f;
  --unknown: #6b7686;
  --up-soft: rgba(5, 150, 105, 0.12);
  --down-soft: rgba(220, 38, 38, 0.1);
  --warn-soft: rgba(183, 121, 31, 0.13);
  --unknown-soft: rgba(107, 118, 134, 0.14);
  --shadow: 0 1px 2px rgba(20, 30, 50, 0.06), 0 8px 24px rgba(20, 30, 50, 0.08);
  color-scheme: light;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font: 14px/1.5 var(--font); -webkit-font-smoothing: antialiased; }
h1, h2, h3 { margin: 0; font-weight: 650; letter-spacing: -0.01em; }
h1 { font-size: 22px; }
h2 { font-size: 16px; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
button, input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.mono, code { font-family: var(--mono); font-size: 12.5px; }
.dim { color: var(--text-dim); }
.wrap { word-break: break-all; }
.pre { white-space: pre-wrap; }
.spacer, .grow { flex: 1; }
.inline { display: inline; margin: 0; }

/* ---------- shell ---------- */
.shell { display: grid; grid-template-columns: var(--sidebar-w) 1fr; height: 100%; }
.sidebar { background: var(--bg-elev); border-right: 1px solid var(--border); display: flex; flex-direction: column; padding: var(--s3); overflow-y: auto; }
.brand { display: flex; align-items: center; gap: var(--s3); padding: var(--s2) var(--s2) var(--s4); font-weight: 700; font-size: 17px; color: var(--text); }
.brand:hover { text-decoration: none; }
.brand-logo { width: 32px; height: 32px; border-radius: 9px; background: var(--accent); display: grid; place-items: center; box-shadow: 0 0 0 4px var(--accent-soft); color: #fff; }
.brand-logo.big { width: 52px; height: 52px; border-radius: 14px; }
.nav { display: flex; flex-direction: column; gap: 2px; }
.nav a { display: flex; align-items: center; gap: var(--s3); padding: 9px var(--s3); border-radius: var(--radius-sm); color: var(--text-dim); font-weight: 550; transition: background var(--t), color var(--t); }
.nav a:hover { background: var(--bg-hover); color: var(--text); text-decoration: none; }
.nav a.active { background: var(--accent-soft); color: var(--accent); }
.sidebar-foot { margin-top: auto; padding: var(--s3) var(--s2) 0; font-size: 12px; color: var(--text-dim); }

.main { display: flex; flex-direction: column; min-width: 0; height: 100%; }
.topbar { height: var(--topbar-h); flex: none; display: flex; align-items: center; gap: var(--s3); padding: 0 var(--s4); background: var(--bg-elev); border-bottom: 1px solid var(--border); }
.topbar-title { margin: 0; font-size: 20px; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.icon-btn { width: 36px; height: 36px; display: grid; place-items: center; border-radius: var(--radius-sm); border: 1px solid transparent; background: none; color: var(--text-dim); cursor: pointer; transition: background var(--t), color var(--t); }
.icon-btn:hover { background: var(--bg-hover); color: var(--text); }
.menu-btn { display: none; }
.icon-moon { display: none; }
:root[data-theme='light'] .icon-sun { display: none; }
:root[data-theme='light'] .icon-moon { display: block; }
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border-radius: 999px; font-size: 12.5px; font-weight: 600; background: var(--bg-elev-2); border: 1px solid var(--border); color: var(--text-dim); }
a.chip:hover { text-decoration: none; color: var(--text); }
.content { flex: 1; overflow: auto; padding: var(--s3) var(--s4); }
.page { width: 100%; max-width: 1280px; display: flex; flex-direction: column; gap: var(--s3); }
.page-head { display: flex; align-items: center; gap: var(--s3); flex-wrap: wrap; }
.row { display: flex; gap: var(--s3); align-items: center; flex-wrap: wrap; }

/* ---------- user menu (a <details>: works without JavaScript) ---------- */
.user-menu { position: relative; }
.user-menu summary { list-style: none; cursor: pointer; }
.user-menu summary::-webkit-details-marker { display: none; }
.avatar { width: 22px; height: 22px; border-radius: 50%; background: var(--accent); color: #fff; display: grid; place-items: center; font-size: 12px; font-weight: 700; }
.menu { position: absolute; right: 0; top: calc(100% + 8px); min-width: 210px; background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); padding: var(--s2); z-index: 20; display: flex; flex-direction: column; }
.menu-head { display: flex; justify-content: space-between; gap: var(--s3); padding: 8px var(--s3); border-bottom: 1px solid var(--border); margin-bottom: var(--s1); }
.menu a, .menu button { display: block; width: 100%; text-align: left; background: none; border: 0; padding: 9px var(--s3); border-radius: var(--radius-sm); cursor: pointer; color: var(--text); }
.menu a:hover, .menu button:hover { background: var(--bg-hover); text-decoration: none; }

/* ---------- cards / grid ---------- */
.grid { display: grid; gap: var(--s2); grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }
.card { background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius); padding: var(--s4); box-shadow: var(--shadow); }
.card-title { color: var(--text-dim); font-size: 12.5px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; }
.card-value { font-size: 26px; font-weight: 700; margin-top: var(--s1); letter-spacing: -0.02em; }
.card-sub { color: var(--text-dim); font-size: 12.5px; margin-top: 2px; }
.card.warn .card-value { color: var(--warn); }
.card.bad .card-value { color: var(--down); }
.card.ok .card-value { color: var(--up); }

/* ---------- badges ---------- */
.badge { display: inline-flex; align-items: center; gap: 6px; padding: 2px 10px; border-radius: 999px; font-size: 12.5px; font-weight: 600; white-space: nowrap; }
.badge::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: currentColor; box-shadow: 0 0 8px currentColor; }
.badge.up, .badge.ok { color: var(--up); background: var(--up-soft); }
.badge.down, .badge.bad { color: var(--down); background: var(--down-soft); }
.badge.warn { color: var(--warn); background: var(--warn-soft); }
.badge.unknown { color: var(--unknown); background: var(--unknown-soft); }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--unknown); display: inline-block; }
.dot.up { background: var(--up); box-shadow: 0 0 8px var(--up); }
.dot.down { background: var(--down); box-shadow: 0 0 8px var(--down); }
.dot.warn { background: var(--warn); }

/* ---------- buttons / forms ---------- */
.btn, button { display: inline-flex; align-items: center; gap: var(--s2); padding: 8px 14px; border-radius: var(--radius-sm); cursor: pointer; border: 1px solid var(--border); background: var(--bg-elev-2); font-weight: 600; transition: background var(--t), border-color var(--t), transform var(--t); }
.btn:hover, button:hover { background: var(--bg-hover); text-decoration: none; }
.btn:active, button:active { transform: translateY(1px); }
.btn.primary, button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover, button.primary:hover { filter: brightness(1.1); background: var(--accent); }
.btn.danger, button.danger { background: var(--down); border-color: var(--down); color: #fff; }
.btn.small { padding: 4px 10px; font-size: 13px; }
button.link { background: none; border: 0; color: var(--text); padding: 9px var(--s3); }
button:disabled { opacity: 0.55; cursor: not-allowed; }
.form { display: flex; flex-direction: column; gap: var(--s3); }
.form.card { max-width: 680px; }
.form label, .field { display: flex; flex-direction: column; gap: 4px; font-weight: 600; font-size: 13px; }
.form label.check, label.check { flex-direction: row; align-items: center; gap: var(--s2); font-weight: 500; cursor: pointer; }
input:not([type='checkbox']), textarea, select { background: var(--bg-elev-2); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 8px 12px; color: var(--text); min-width: 0; width: 100%; font-weight: 400; }
.row input:not([type='checkbox']), .row select { width: auto; min-width: 220px; }
input:focus, textarea:focus, select:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
textarea { resize: vertical; }
textarea.key { font-family: var(--mono); font-size: 12px; word-break: break-all; }
.fe { color: var(--down); font-size: 12.5px; font-weight: 600; }
.hint { color: var(--text-dim); font-size: 12.5px; font-weight: 400; }

/* ---------- table ---------- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th { text-align: left; padding: 10px var(--s3); font-size: 12px; font-weight: 650; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.04em; border-bottom: 1px solid var(--border); white-space: nowrap; }
td { padding: 11px var(--s3); border-bottom: 1px solid var(--border); vertical-align: middle; }
tbody tr { transition: background var(--t); }
tbody tr:hover { background: var(--bg-hover); }
td.nowrap, .nowrap { white-space: nowrap; }
.empty { padding: var(--s6); text-align: center; color: var(--text-dim); }

/* ---------- messages, key/value lists ---------- */
.banner { padding: 10px var(--s3); border-radius: var(--radius-sm); font-weight: 600; font-size: 13px; background: var(--up-soft); color: var(--up); border: 1px solid var(--up); }
.banner.error { background: var(--down-soft); color: var(--down); border-color: var(--down); }
.details { display: grid; grid-template-columns: 210px 1fr; gap: 0 var(--s4); margin: 0; }
.details dt, .details dd { padding: 8px 0; border-bottom: 1px solid var(--border); margin: 0; }
.details dt { color: var(--text-dim); }
.details dt:last-of-type, .details dd:last-of-type { border-bottom: 0; }
.kv { display: flex; justify-content: space-between; gap: var(--s4); padding: 7px 0; border-bottom: 1px solid var(--border); }
.kv:last-child { border-bottom: 0; }

/* ---------- sign in ---------- */
.auth-screen { min-height: 100%; display: grid; place-items: center; padding: var(--s4); background: radial-gradient(1200px 500px at 50% -10%, var(--accent-soft), transparent), var(--bg); }
.auth-card { width: min(400px, 100%); background: var(--bg-elev); border: 1px solid var(--border); border-radius: 16px; padding: var(--s6) var(--s5); box-shadow: var(--shadow); display: flex; flex-direction: column; gap: var(--s3); }
.auth-card h1 { margin-top: var(--s2); }
.auth-card p { margin: 0; }
.auth-card button.primary { width: 100%; justify-content: center; padding: 10px 14px; margin-top: var(--s2); }

/* ---------- mobile ---------- */
.scrim { display: none; }
@media (max-width: 900px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { position: fixed; inset: 0 auto 0 0; width: var(--sidebar-w); z-index: 40; transform: translateX(-100%); transition: transform 200ms ease; box-shadow: var(--shadow); }
  .sidebar.open { transform: none; }
  .scrim.open { display: block; position: fixed; inset: 0; background: rgba(0, 0, 0, 0.5); z-index: 30; }
  .menu-btn { display: grid; }
  .hide-sm { display: none; }
  .topbar { gap: var(--s2); padding: 0 var(--s3); }
  .details { grid-template-columns: 1fr; }
  .details dt { border-bottom: 0; padding-bottom: 0; }
}
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }