:root{--bg: #f4f6fb;--panel: #ffffff;--panel-2: #f8fafc;--text: #1a2233;--muted: #6b7688;--border: #e6e9f0;--accent: #3b6ef5;--accent-soft: #e8effe;--on: #f5a623;--ok: #2ecc71;--off: #cbd2df;--shadow: 0 1px 3px rgba(16,24,40,.06), 0 4px 16px rgba(16,24,40,.05)}[data-theme=dark]{--bg: #0e1320;--panel: #161d2e;--panel-2: #1c2436;--text: #e7ecf5;--muted: #8b96ab;--border: #26304a;--accent: #5b84ff;--accent-soft: #1e2743;--off: #3a445e;--shadow: 0 1px 3px rgba(0,0,0,.3), 0 6px 20px rgba(0,0,0,.35)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,Segoe UI,Roboto,Noto Sans KR,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font-family:inherit}.app{display:flex;min-height:100vh}.sidebar{width:244px;background:var(--panel);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:20px 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.card-icon{background:#f5a62326}.dev-name{font-size:15px;font-weight:600}.dev-meta{font-size:12px;color:var(--muted);margin-top:2px;display:flex;align-items:center;gap:6px}.proto-tag{font-size:10px;font-weight:700;padding:2px 6px;border-radius:5px;background:var(--accent-soft);color:var(--accent);text-transform:uppercase}.proto-tag.tapo{background:#2ecc7126;color:#2ecc71}.proto-tag.mqtt{background:#9b59b626;color:#b06fd6}.proto-tag.http{background:#3498db26;color:#4aa3e0}.card-body{display:flex;justify-content:space-between;align-items:center}.metric{font-size:24px;font-weight:700}.metric small{font-size:13px;font-weight:500;color:var(--muted)}.toggle{width:48px;height:28px;border-radius:16px;background:var(--off);position:relative;cursor:pointer;transition:background .2s;flex-shrink:0;border:none;padding:0}.toggle:after{content:"";position:absolute;width:22px;height:22px;border-radius:50%;background:#fff;top:3px;left:3px;transition:left .2s;box-shadow:0 1px 3px #0003}.toggle.on{background:var(--on)}.toggle.on:after{left:23px}.toggle:disabled{opacity:.6;cursor:not-allowed}.card.offline{opacity:.55}.status-dot{width:7px;height:7px;border-radius:50%;background:var(--ok);display:inline-block}.status-dot.off{background:var(--off)}.spark{display:flex;align-items:flex-end;gap:3px;height:40px;margin-top:4px}.spark span{flex:1;background:var(--accent-soft);border-radius:3px 3px 0 0}.room-card{background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:20px;box-shadow:var(--shadow)}.room-card h3{font-size:16px;margin-bottom:6px}.room-card .count{font-size:13px;color:var(--muted)}.room-devs{display:flex;gap:8px;margin-top:14px;flex-wrap:wrap}.chip{font-size:12px;padding:5px 10px;border-radius:8px;background:var(--panel-2);border:1px solid var(--border)}.chip.on{background:#f5a6231f;border-color:#f5a6234d;color:var(--on)}.auto-row{display:flex;align-items:center;justify-content:space-between;padding:16px 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var(--border);border-radius:18px;box-shadow:var(--shadow);width:100%;max-width:380px;padding:34px 30px}.login-brand{display:flex;align-items:center;gap:12px;margin-bottom:26px}.login-brand .brand-logo{width:44px;height:44px;font-size:22px}.login-brand strong{font-size:18px;display:block}.login-brand span{font-size:12px;color:var(--muted)}.login-err{color:#e5484d;font-size:13px;margin-bottom:14px}.login-card .btn.primary{width:100%}@media (max-width: 820px){.sidebar{width:68px;padding:16px 8px}.brand-text,.nav-item .label,.sidebar-foot{display:none}.nav-item{justify-content:center}.summary-pill{display:none}}