:root{color-scheme:dark;--bg-app: #14171d;--bg-deepest: #0d1016;--bg-panel: #1b1f27;--bg-panel-alt: #161a22;--bg-inset: #20242e;--bg-hover: #232a3a;--border: #2a2f3a;--border-soft: #20242e;--text-primary: #e6e8ec;--text-secondary: #8a93a6;--text-muted: #6b7280;--text-faint: #5b6272;--text-soft: #9aa3b5;--text-light: #c7cbd4;--accent-blue: #4f8cff;--accent-blue-hover: #6fa0ff;--accent-blue-strong: #3d7bf5;--accent-blue-bg: #232a3a;--accent-blue-soft-bg: rgba(79, 140, 255, .15);--accent-green: #3ddc97;--accent-green-bg: #1f4d3a;--accent-green-soft-bg: rgba(61, 220, 151, .12);--accent-green-pill-bg: #123527;--accent-red: #ff5f5f;--accent-red-soft: #ff8a8a;--accent-red-softer: #ffb4b4;--accent-red-bg: #3a1f22;--accent-red-border: #6b2b31;--accent-red-border-strong: #5c2328;--accent-red-soft-bg: rgba(255, 95, 95, .08);--accent-red-soft-bg2: rgba(255, 95, 95, .07);--accent-red-soft-bg3: rgba(255, 95, 95, .15);--accent-orange: #ffc857;--accent-orange-2: #ffa059;--accent-orange-bg: #4d3a1f;--accent-orange-soft: #ffd98c;--accent-orange-soft-bg: rgba(255, 200, 87, .06);--accent-orange-soft-bg2: rgba(255, 200, 87, .05);--neutral: #4a5063;--shadow-strong: rgba(0, 0, 0, .45);--shadow-modal: rgba(0, 0, 0, .5);--backdrop: rgba(0, 0, 0, .55)}:root[data-theme=light]{color-scheme:light;--bg-app: #f3f5f9;--bg-deepest: #e6e9f0;--bg-panel: #ffffff;--bg-panel-alt: #eef1f6;--bg-inset: #eef1f6;--bg-hover: #e4ebfb;--border: #dde2ea;--border-soft: #e8ebf1;--text-primary: #1c2230;--text-secondary: #56607a;--text-muted: #808aa0;--text-faint: #9aa3b8;--text-soft: #4c5670;--text-light: #3a4356;--accent-blue: #2f6fed;--accent-blue-hover: #1c56d1;--accent-blue-strong: #2f6fed;--accent-blue-bg: #e4ecff;--accent-blue-soft-bg: rgba(47, 111, 237, .12);--accent-green: #189b6a;--accent-green-bg: #d6f3e6;--accent-green-soft-bg: rgba(24, 155, 106, .12);--accent-green-pill-bg: #d6f3e6;--accent-red: #d92d33;--accent-red-soft: #c92e34;--accent-red-softer: #a12327;--accent-red-bg: #fbe2e2;--accent-red-border: #f3b8b8;--accent-red-border-strong: #efa3a3;--accent-red-soft-bg: rgba(217, 45, 51, .08);--accent-red-soft-bg2: rgba(217, 45, 51, .06);--accent-red-soft-bg3: rgba(217, 45, 51, .14);--accent-orange: #a06c07;--accent-orange-2: #c1690b;--accent-orange-bg: #fbeecb;--accent-orange-soft: #8a5c06;--accent-orange-soft-bg: rgba(160, 108, 7, .1);--accent-orange-soft-bg2: rgba(160, 108, 7, .08);--neutral: #b7bfcf;--shadow-strong: rgba(20, 30, 50, .12);--shadow-modal: rgba(20, 30, 50, .18);--backdrop: rgba(20, 30, 50, .35)}*{box-sizing:border-box}body{margin:0;background:var(--bg-app);color:var(--text-primary);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;transition:background-color .15s,color .15s}.layout{display:flex;min-height:100vh}.sidebar{width:280px;background:var(--bg-panel);border-right:1px solid var(--border);padding:20px 16px;display:flex;flex-direction:column;height:100vh;position:sticky;top:0;flex:0 0 auto;transition:width .16s 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.15s}.device-card:hover{border-color:var(--accent-blue)}.device-card--selected{border-color:var(--accent-blue);background:var(--accent-blue-bg)}.device-card__header{display:flex;justify-content:space-between;font-size:13px;font-weight:600}.device-card__type{color:var(--text-secondary);font-weight:400}.device-card__meta{display:flex;justify-content:space-between;font-size:12px;color:var(--text-secondary);margin-top:4px}.device-card__site{font-size:11px;color:var(--text-muted);margin-top:2px}.custom-view-link{display:flex;align-items:center;justify-content:space-between;gap:8px;text-align:left;width:100%;background:var(--bg-inset);border:1px solid var(--border);border-radius:8px;padding:8px 12px;color:inherit;cursor:pointer;font-size:13px;transition:border-color 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#3ddc97cc}.port-led--down .port-led__dot{background:#ff5f5f;box-shadow:0 0 8px 2px #ff5f5fcc}.port-led--unknown .port-led__dot{background:#4a5063}:root[data-theme=light] .switch-visual__chassis{background:linear-gradient(180deg,#f5f7fb,#d9dfea);border:1px solid #c3cbdb;box-shadow:inset 0 1px #fffc,0 14px 30px #1e29471f,0 2px #1e294714}:root[data-theme=light] .port-group__bracket{border-left-color:#b7c1d6;border-right-color:#b7c1d6;border-bottom-color:#b7c1d6}:root[data-theme=light] .port-group__bracket-label{color:#5b6a8c}:root[data-theme=light] .port-led__socket{background:linear-gradient(180deg,#fff,#e6eaf2 55%,#ccd3e0);border:1px solid #b3bcd0;box-shadow:inset 0 1px #ffffffe6,inset 0 -7px 8px #1e29471f}:root[data-theme=light] .port-led--unknown .port-led__dot{background:#9aa4bc}.switch-visual__legend{display:flex;gap:16px;margin-top:14px;font-size:11px;color:var(--text-secondary)}.switch-visual__legend .dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:4px}.dot--up{background:#3ddc97}.dot--down{background:#ff5f5f}.dot--unknown{background:#4a5063}.top-interfaces{background:var(--bg-panel);border:1px solid var(--border);border-radius:10px;padding:16px}.top-interfaces__title{font-size:13px;color:var(--text-secondary);margin-bottom:12px}.top-interfaces__scroll{max-height:380px;overflow-y:auto}.top-interfaces__scroll--unbounded{max-height:none;overflow-y:visible}.top-interfaces thead th{position:sticky;top:0;background:var(--bg-panel);z-index:1}.cell-description{color:var(--text-secondary);max-width:200px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.top-interfaces table{width:100%;border-collapse:collapse;font-size:13px}.top-interfaces th{text-align:left;color:var(--text-muted);font-weight:500;font-size:11px;text-transform:uppercase;letter-spacing:.03em;padding:6px 8px;border-bottom:1px solid var(--border)}.top-interfaces td{padding:8px;border-bottom:1px solid var(--border-soft)}.status-pill{font-size:11px;padding:2px 8px;border-radius:999px;text-transform:uppercase}.status-pill--up{background:var(--accent-green-pill-bg);color:var(--accent-green)}.status-pill--down{background:var(--accent-red-bg);color:var(--accent-red-soft)}.status-pill--unknown{background:var(--bg-inset);color:var(--text-secondary)}.status-pill--warn{background:var(--accent-orange-bg);color:var(--accent-orange)}.cell-error{color:var(--accent-red-soft);font-weight:600}.pppoe-layout{display:grid;grid-template-columns:1.3fr 1fr;gap:20px;margin-top:20px}@media (max-width: 900px){.pppoe-layout{grid-template-columns:1fr}}.pppoe-donut-card,.pppoe-vlan-card{background:var(--bg-panel);border:1px solid var(--border);border-radius:10px;padding:16px}.donut-wrapper{position:relative}.donut-center{position:absolute;top:50%;left:33%;transform:translate(-50%,-50%);text-align:center;pointer-events:none}.donut-center__value{font-size:24px;font-weight:700;color:var(--text-primary)}.donut-center__label{font-size:10px;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);margin-top:2px}.donut-tooltip{background:var(--bg-panel);border:1px solid var(--border);border-radius:6px;padding:8px 10px;font-size:12px;color:var(--text-primary)}.donut-tooltip div{color:var(--text-secondary);margin-top:2px}.vlan-list{display:flex;flex-direction:column;gap:10px;max-height:280px;overflow-y:auto;padding-right:4px}.vlan-row{display:grid;grid-template-columns:70px 1fr 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