:root{color-scheme:dark;--bg: #1a1a1a;--bg-elev: #212121;--panel: #262626;--panel-2: #2f2f2f;--border: #3c3c3c;--border-strong: #4e4e4e;--text: #e8ecf2;--text-dim: #aab3c0;--text-faint: #7a8496;--accent: #2ea043;--accent-hover: #2fb350;--accent-soft: rgba(46, 160, 67, .16);--success: #35c759;--success-soft: rgba(53, 199, 89, .15);--danger: #ff5c5c;--danger-soft: rgba(255, 92, 92, .14);--warn: #f5b53d;--warn-soft: rgba(245, 181, 61, .15);--info: #4aa8ff;--info-soft: rgba(74, 168, 255, .15);--radius: 12px;--radius-sm: 8px;--shadow: 0 8px 30px rgba(0, 0, 0, .35);--ring: 0 0 0 3px var(--accent-soft)}*{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased}a{color:var(--info)}code{background:var(--panel-2);border:1px solid var(--border);border-radius:5px;padding:1px 5px;font-size:.85em}.app{max-width:900px;margin:0 auto;padding:28px 18px 96px}header.masthead{margin-bottom:20px;display:flex;align-items:center;justify-content:space-between;gap:16px}header.masthead h1{margin:0;font-size:1.5rem;letter-spacing:-.01em}.masthead-logo{height:119px;width:auto;flex-shrink:0}.masthead-right{display:flex;align-items:center;gap:14px;flex-shrink:0}.login-screen{display:flex;align-items:center;justify-content:center;min-height:80vh}.login-card{width:min(320px,calc(100vw - 32px));text-align:center}.login-pin-input{display:block;width:100%;margin:18px 0 6px;padding:12px;font-size:1.8rem;letter-spacing:.6em;text-align:center}.freq-line{margin:14px 0 4px;font-size:.98rem;font-weight:600;color:var(--text)}.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:18px}.card>h2{margin:0 0 4px;font-size:1.08rem}.card>.card-sub{margin:0 0 16px;color:var(--text-dim);font-size:.9rem}.section{border:1px solid var(--border);border-radius:var(--radius-sm);padding:16px;margin-bottom:14px;background:var(--bg-elev)}.section>h3{margin:0 0 2px;font-size:.98rem}.section>.section-hint{margin:0 0 14px;color:var(--text-faint);font-size:.84rem}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.grid .full{grid-column:1 / -1}@media(max-width:720px){.grid{grid-template-columns:1fr}}.field label{display:block;font-size:.84rem;font-weight:600;margin-bottom:6px;color:var(--text-dim)}input,select{width:100%;padding:10px 12px;background:var(--bg);border:1px solid var(--border-strong);border-radius:var(--radius-sm);color:var(--text);font-size:.95rem;transition:border-color .12s ease,box-shadow .12s ease}input::placeholder{color:var(--text-faint)}input:focus,select:focus{outline:none;border-color:var(--accent);box-shadow:var(--ring)}input:disabled,select:disabled{opacity:.5;cursor:not-allowed}input.invalid,select.invalid{border-color:var(--danger);box-shadow:0 0 0 3px var(--danger-soft)}.field-error{color:var(--danger);font-size:.8rem;margin-top:5px}.field-hint{color:var(--text-faint);font-size:.8rem;margin-top:5px}.btn{--btn-bg: var(--panel-2);--btn-fg: var(--text);--btn-border: var(--border-strong);display:inline-flex;align-items:center;gap:8px;padding:10px 16px;border-radius:var(--radius-sm);border:1px solid var(--btn-border);background:var(--btn-bg);color:var(--btn-fg);font-size:.9rem;font-weight:600;cursor:pointer;transition:filter .12s ease,transform .02s ease,box-shadow .12s ease}.btn:hover:not(:disabled){filter:brightness(1.12)}.btn:active:not(:disabled){transform:translateY(1px)}.btn:focus-visible{outline:none;box-shadow:var(--ring)}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-primary{--btn-bg: var(--accent);--btn-fg: #06210d;--btn-border: transparent}.btn-success{--btn-bg: var(--success);--btn-fg: #06210d;--btn-border: transparent}.btn-danger{--btn-bg: var(--danger-soft);--btn-fg: var(--danger);--btn-border: rgba(255, 92, 92, .4)}.btn-ghost{--btn-bg: transparent}.btn-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.spinner{width:14px;height:14px;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.time-range{display:flex;gap:10px;align-items:center;margin-bottom:10px;flex-wrap:wrap}.time-range input[type=time]{width:130px}.badge{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:999px;font-size:.76rem;font-weight:700;letter-spacing:.02em;border:1px solid transparent}.badge.ok{background:var(--success-soft);color:var(--success);border-color:#35c75959}.badge.off{background:var(--panel-2);color:var(--text-faint);border-color:var(--border)}.badge.err{background:var(--danger-soft);color:var(--danger);border-color:#ff5c5c59}.badge.warn{background:var(--warn-soft);color:var(--warn);border-color:#f5b53d59}.badge.info{background:var(--info-soft);color:var(--info);border-color:#4aa8ff59}.badge-dot{width:7px;height:7px;border-radius:50%;background:currentColor}.chips{display:flex;flex-wrap:wrap;gap:6px;align-items:center;margin-bottom:8px}.chip-x{background:none;border:none;color:inherit;cursor:pointer;font-size:1em;line-height:1;margin-left:6px;padding:0}.chip-x:hover{opacity:.7}.notice{padding:11px 13px;border-radius:var(--radius-sm);font-size:.88rem;margin-top:12px;border:1px solid var(--border)}.notice.ok{background:var(--success-soft);border-color:#35c7594d;color:#b8f0c6}.notice.err{background:var(--danger-soft);border-color:#ff5c5c4d;color:#ffc9c9}.notice.info{background:var(--info-soft);border-color:#4aa8ff4d;color:#c4e2ff}.notice.warn{background:var(--warn-soft);border-color:#f5b53d4d;color:#f6dfae}.kv{display:grid;grid-template-columns:minmax(120px,max-content) 1fr;gap:8px 18px;font-size:.9rem}.kv dt{color:var(--text-faint)}.kv dd{margin:0;color:var(--text)}.summary-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}.summary-item{background:var(--bg-elev);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px 14px}.summary-item .label{font-size:.74rem;text-transform:uppercase;letter-spacing:.04em;color:var(--text-faint);margin-bottom:4px}.summary-item .value{font-size:.98rem;font-weight:600;word-break:break-word}.tabs{display:flex;gap:8px;margin:14px 0 12px;flex-wrap:wrap}.tabs .btn.on{--btn-bg: var(--accent-soft);--btn-border: var(--accent);color:var(--text)}.scroll{overflow-x:auto;border:1px solid var(--border);border-radius:var(--radius-sm)}table{width:100%;border-collapse:collapse;font-size:.85rem}thead th{position:sticky;top:0;background:var(--panel-2);color:var(--text-dim);font-weight:600;text-align:left;padding:9px 12px;border-bottom:1px solid var(--border);white-space:nowrap}tbody td{padding:9px 12px;border-bottom:1px solid var(--border);vertical-align:top}tbody tr:last-child td{border-bottom:0}tbody tr:hover td{background:#ffffff05}.muted{color:var(--text-faint)}.row-between{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}.toast-host{position:fixed;right:16px;bottom:16px;display:flex;flex-direction:column;gap:10px;z-index:1000;max-width:min(360px,calc(100vw - 32px))}.toast{background:var(--panel);border:1px solid var(--border-strong);border-left:4px solid var(--info);border-radius:var(--radius-sm);padding:12px 14px;box-shadow:var(--shadow);font-size:.88rem;animation:toast-in .18s ease-out}.toast.ok{border-left-color:var(--success)}.toast.err{border-left-color:var(--danger)}.toast.info{border-left-color:var(--info)}@keyframes toast-in{0%{opacity:0;transform:translateY(8px)}}.loading-card{display:flex;align-items:center;gap:10px;color:var(--text-dim)}.switch{display:flex;align-items:center;gap:12px;cursor:pointer;-webkit-user-select:none;user-select:none;font-weight:600;font-size:.92rem}.switch input{position:absolute;opacity:0;width:0;height:0}.switch-track{flex:0 0 auto;width:44px;height:26px;border-radius:999px;background:var(--panel-2);border:1px solid var(--border-strong);transition:background .15s ease,border-color .15s ease;position:relative}.switch-thumb{position:absolute;top:2px;left:2px;width:20px;height:20px;border-radius:50%;background:var(--text-dim);transition:transform .15s ease,background .15s ease}.switch input:checked+.switch-track{background:var(--accent-soft);border-color:var(--accent)}.switch input:checked+.switch-track .switch-thumb{transform:translate(18px);background:var(--accent)}.switch input:focus-visible+.switch-track{box-shadow:var(--ring)}.switch-label{font-weight:600}