/* buddywong 可视化看板 —— 深色主题，零依赖 */
:root {
  --bg: #0c1118;
  --panel: #141c27;
  --panel-2: #1a2432;
  --panel-3: #202c3c;
  --border: #26344a;
  --border-soft: #1e2938;
  --text: #e6edf5;
  --muted: #8a9bb0;
  --dim: #64748b;
  --accent: #4c8dff;
  --accent-soft: rgba(76, 141, 255, .14);
  --ok: #3fb950;
  --ok-soft: rgba(63, 185, 80, .14);
  --warn: #d9a227;
  --warn-soft: rgba(217, 162, 39, .14);
  --err: #f2585b;
  --err-soft: rgba(242, 88, 91, .14);
  --radius: 10px;
  --shadow: 0 12px 40px rgba(0, 0, 0, .35);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", sans-serif;
  -webkit-font-smoothing: antialiased;
}
button, input, select, textarea { font: inherit; color: inherit; }
a { color: var(--accent); }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.mono { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 12px; }
.icon-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
svg { fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

/* ── 登录 ───────────────────────────────────────── */
.login-wrap { min-height: 100%; display: grid; place-items: center; padding: 24px;
  background: radial-gradient(900px 500px at 50% -10%, #1b2b45 0%, var(--bg) 70%); }
.login-card { width: 100%; max-width: 380px; padding: 34px 32px 30px;
  background: var(--panel); border: 1px solid var(--border); border-radius: 16px; box-shadow: var(--shadow); }
.login-logo { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center;
  background: linear-gradient(135deg, #4c8dff, #7a5cff); font-weight: 800; letter-spacing: .5px; margin-bottom: 18px; }
.login-card h1 { margin: 0 0 4px; font-size: 24px; letter-spacing: .3px; }
.login-sub { margin: 0 0 26px; color: var(--muted); font-size: 13px; }
.login-hint { font-size: 12px; color: var(--dim); margin: 4px 0 18px; line-height: 1.6; }
.login-hint code { background: var(--panel-2); padding: 1px 5px; border-radius: 4px; font-size: 11px; }
.form-error { color: var(--err); background: var(--err-soft); padding: 8px 10px; border-radius: 6px; font-size: 13px; margin: 0 0 12px; }

/* ── 布局 ───────────────────────────────────────── */
.app { display: flex; min-height: 100vh; }
.sidebar { width: 218px; flex: 0 0 218px; background: #101823; border-right: 1px solid var(--border-soft);
  display: flex; flex-direction: column; padding: 18px 12px; position: sticky; top: 0; height: 100vh; }
.brand { display: flex; align-items: center; gap: 10px; padding: 4px 8px 22px; }
.brand-mark { width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center;
  background: linear-gradient(135deg, #4c8dff, #7a5cff); font-size: 12px; font-weight: 800; }
.brand strong { display: block; font-size: 15px; letter-spacing: .2px; }
.brand small { display: block; color: var(--dim); font-size: 11px; }
.nav { display: flex; flex-direction: column; gap: 3px; }
.nav-item { display: flex; align-items: center; gap: 11px; width: 100%; padding: 10px 12px;
  border: 0; border-radius: 8px; background: transparent; color: var(--muted); cursor: pointer;
  text-align: left; font-size: 13.5px; transition: .15s; }
.nav-item svg { width: 18px; height: 18px; flex: 0 0 18px; }
.nav-item:hover { background: var(--panel-2); color: var(--text); }
.nav-item.active { background: var(--accent-soft); color: #9dc0ff; font-weight: 600; }
.sidebar-foot { margin-top: auto; padding: 12px 8px 2px; border-top: 1px solid var(--border-soft);
  display: flex; flex-direction: column; gap: 8px; color: var(--dim); font-size: 11px; }
.link-btn { background: none; border: 0; color: var(--muted); cursor: pointer; padding: 4px 0;
  display: flex; align-items: center; gap: 7px; font-size: 12px; }
.link-btn:hover { color: var(--text); }
.link-btn svg { width: 15px; height: 15px; }
.main { flex: 1; min-width: 0; }
.topbar { height: 68px; padding: 0 26px; border-bottom: 1px solid var(--border-soft);
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  background: rgba(12, 17, 24, .85); position: sticky; top: 0; z-index: 5; backdrop-filter: blur(8px); }
.topbar h2 { margin: 0; font-size: 17px; font-weight: 650; }
.topbar p { margin: 1px 0 0; font-size: 12px; }
.topbar-actions { display: flex; align-items: center; gap: 14px; }
.page { padding: 22px 26px 44px; max-width: 1500px; }

/* ── 通用组件 ───────────────────────────────────── */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  padding: 7px 13px; border: 1px solid var(--border); border-radius: 7px; background: var(--panel-2);
  color: var(--text); cursor: pointer; font-size: 13px; white-space: nowrap; transition: .15s; }
.btn svg { width: 15px; height: 15px; }
.btn:hover { border-color: #3a4d68; background: var(--panel-3); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
.btn.primary:hover { background: #3d7cf0; }
.btn.danger { color: #ff9a9c; border-color: rgba(242, 88, 91, .35); }
.btn.danger:hover { background: var(--err-soft); }
.btn.ghost { background: transparent; border-color: transparent; color: var(--muted); padding: 5px 8px; }
.btn.ghost:hover { background: var(--panel-2); color: var(--text); }
.btn.ghost.danger { color: #ff9a9c; }
.btn.sm { padding: 4px 9px; font-size: 12px; }
.btn.block { width: 100%; padding: 10px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.toolbar { display: flex; align-items: center; gap: 9px; margin-bottom: 16px; flex-wrap: wrap; }
.toolbar .spacer { flex: 1; }
.card { background: var(--panel); border: 1px solid var(--border-soft); border-radius: var(--radius);
  padding: 18px 20px; margin-bottom: 18px; }
.card h3 { margin: 0 0 14px; font-size: 14px; font-weight: 650; }
.card h3 .sub { color: var(--dim); font-size: 12px; font-weight: 400; margin-left: 8px; }
.grid-2 { display: grid; grid-template-columns: 1.5fr 1fr; gap: 18px; }
.grid-2 > .card { margin-bottom: 18px; }
@media (max-width: 1050px) { .grid-2 { grid-template-columns: 1fr; } }
.kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 18px; }
@media (max-width: 900px) { .kpi-grid { grid-template-columns: repeat(2, 1fr); } }
.kpi { background: var(--panel); border: 1px solid var(--border-soft); border-radius: var(--radius); padding: 16px 18px; }
.kpi .label { color: var(--muted); font-size: 12px; }
.kpi .value { font-size: 26px; font-weight: 700; letter-spacing: -.5px; margin: 6px 0 2px; }
.kpi .foot { color: var(--dim); font-size: 11.5px; }
.kpi .value.ok { color: var(--ok); }
.kpi .value.warn { color: var(--warn); }

/* 表格 */
.table-wrap { padding: 0; overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
thead th { text-align: left; color: var(--muted); font-weight: 600; font-size: 11.5px;
  padding: 11px 14px; border-bottom: 1px solid var(--border); background: rgba(255,255,255,.015); white-space: nowrap; }
tbody td { padding: 10px 14px; border-bottom: 1px solid var(--border-soft); vertical-align: middle; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: rgba(255,255,255,.022); }
td .sub { display: block; color: var(--dim); font-size: 11px; margin-top: 2px; }
.row-actions { display: flex; gap: 3px; flex-wrap: nowrap; }
.empty { padding: 42px 20px; text-align: center; color: var(--dim); font-size: 13px; }
.empty strong { display: block; color: var(--muted); font-size: 14px; margin-bottom: 5px; }
.ellipsis { max-width: 220px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; display: inline-block; vertical-align: bottom; }

/* 徽章 */
.badge { display: inline-flex; align-items: center; gap: 5px; padding: 2px 8px; border-radius: 20px;
  font-size: 11.5px; font-weight: 600; white-space: nowrap; }
.badge::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.badge.healthy, .badge.ok, .badge.enabled { color: var(--ok); background: var(--ok-soft); }
.badge.unknown, .badge.neutral { color: var(--muted); background: rgba(138,155,176,.12); }
.badge.cooling, .badge.warn { color: var(--warn); background: var(--warn-soft); }
.badge.error, .badge.expired, .badge.fail { color: var(--err); background: var(--err-soft); }
.badge.disabled { color: var(--dim); background: rgba(100,116,139,.14); }
.tag { display: inline-block; padding: 1px 7px; margin: 1px 3px 1px 0; border-radius: 5px;
  background: var(--panel-3); color: var(--muted); font-size: 11px; font-family: ui-monospace, Consolas, monospace; }

/* 图表 */
.chart { width: 100%; height: auto; display: block; }
.chart text { fill: var(--dim); font-size: 10px; stroke: none; }
.chart .grid { stroke: var(--border-soft); stroke-width: 1; }
.chart .bar-bg { fill: #23324a; stroke: none; }
.chart .bar-ok { fill: var(--accent); stroke: none; }
.status-row { display: flex; align-items: center; gap: 10px; margin: 11px 0; font-size: 12.5px; }
.status-row .name { width: 74px; color: var(--muted); }
.status-row .track { flex: 1; height: 8px; border-radius: 5px; background: var(--panel-3); overflow: hidden; }
.status-row .fill { height: 100%; border-radius: 5px; background: var(--accent); }
.status-row .num { width: 28px; text-align: right; font-family: ui-monospace, Consolas, monospace; }

/* 表单 */
.field { display: block; margin-bottom: 14px; }
.field > span { display: block; color: var(--muted); font-size: 12px; margin-bottom: 5px; }
.field input, .field select, .field textarea, .filter-input {
  width: 100%; padding: 8px 10px; background: var(--panel-2); border: 1px solid var(--border);
  border-radius: 6px; outline: none; font-size: 13px; transition: .15s; }
.field input:focus, .field select:focus, .field textarea:focus, .filter-input:focus { border-color: var(--accent); }
.field textarea { min-height: 68px; resize: vertical; font-family: ui-monospace, Consolas, monospace; font-size: 12px; }
.field input[type="checkbox"] { width: auto; margin: 0 6px 0 0; vertical-align: middle; }
.field .hint { display: block; color: var(--dim); font-size: 11px; margin-top: 4px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.form-grid .full { grid-column: 1 / -1; }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }
.checkbox-field { display: flex; align-items: center; color: var(--text); font-size: 13px; cursor: pointer; }
.checkbox-field > span { margin: 0; color: var(--text); font-size: 13px; }
.filter-bar { display: flex; gap: 10px; align-items: center; margin-bottom: 16px; flex-wrap: wrap; }
.filter-bar .filter-input { width: auto; min-width: 170px; }
.filter-bar select { padding: 8px 10px; background: var(--panel-2); border: 1px solid var(--border); border-radius: 6px; }
.pager { display: flex; align-items: center; justify-content: flex-end; gap: 10px; padding: 12px 14px;
  border-top: 1px solid var(--border-soft); color: var(--muted); font-size: 12px; }

/* 模态框 */
.modal-mask { position: fixed; inset: 0; background: rgba(3, 7, 12, .72); z-index: 50;
  display: grid; place-items: center; padding: 20px; backdrop-filter: blur(3px); }
.modal { width: 100%; max-width: 620px; max-height: 88vh; display: flex; flex-direction: column;
  background: var(--panel); border: 1px solid var(--border); border-radius: 14px; box-shadow: var(--shadow); }
.modal.narrow { max-width: 440px; }
.modal-head { padding: 16px 20px; border-bottom: 1px solid var(--border-soft); display: flex;
  align-items: center; justify-content: space-between; }
.modal-head h3 { margin: 0; font-size: 15px; }
.modal-body { padding: 20px; overflow-y: auto; }
.modal-foot { padding: 14px 20px; border-top: 1px solid var(--border-soft);
  display: flex; justify-content: flex-end; gap: 9px; }
.close-x { background: none; border: 0; color: var(--muted); font-size: 21px; cursor: pointer; line-height: 1; }
.close-x:hover { color: var(--text); }
.secret-box { background: var(--panel-2); border: 1px dashed var(--accent); border-radius: 8px;
  padding: 12px; font-family: ui-monospace, Consolas, monospace; font-size: 12.5px; word-break: break-all; color: #a9c9ff; }
.note { background: var(--warn-soft); color: #e8c469; border-radius: 7px; padding: 10px 12px; font-size: 12.5px; margin: 0 0 14px; }
.code-block { background: var(--panel-2); border: 1px solid var(--border-soft); border-radius: 7px;
  padding: 12px 14px; font-family: ui-monospace, Consolas, monospace; font-size: 12px;
  color: #b9cbe3; white-space: pre-wrap; word-break: break-all; line-height: 1.7; margin: 0; }
.info-grid { display: grid; grid-template-columns: 130px 1fr; gap: 8px 14px; font-size: 12.5px; }
.info-grid dt { color: var(--muted); }
.info-grid dd { margin: 0; word-break: break-all; }

/* toast */
.toast-root { position: fixed; top: 18px; right: 18px; z-index: 100; display: flex;
  flex-direction: column; gap: 8px; pointer-events: none; }
.toast { min-width: 230px; max-width: 420px; padding: 11px 15px; border-radius: 8px;
  background: var(--panel-3); border: 1px solid var(--border); box-shadow: var(--shadow);
  font-size: 13px; animation: toast-in .2s ease-out; }
.toast.ok { border-left: 3px solid var(--ok); }
.toast.err { border-left: 3px solid var(--err); }
.toast.warn { border-left: 3px solid var(--warn); }
@keyframes toast-in { from { opacity: 0; transform: translateX(16px); } to { opacity: 1; transform: none; } }
.loading { padding: 50px; text-align: center; color: var(--dim); font-size: 13px; }