:root{--bg:#2b2d31;--panel:#34363b;--line:#45484f;--text:#f3f4f6;--muted:#b8bec9;--accent:#37a7e8;--good:#bde7cf;--warn:#f4d58d;--bad:#f4b4b4}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.45 Arial,Helvetica,sans-serif}.sidebar{position:fixed;inset:0 auto 0 0;width:260px;background:#23252a;border-right:1px solid #1f2024;padding:22px 18px}.brand{font-size:26px;font-weight:700;line-height:1.05;margin:0 0 28px}.sidebar nav{display:grid;gap:8px}.sidebar a,.logout button{color:var(--text);text-decoration:none;background:transparent;border:0;text-align:left;padding:10px 12px;border-radius:4px}.sidebar a:hover,.logout button:hover{background:#30333a}.logout{position:absolute;bottom:20px}.main{margin-left:260px;padding:28px 34px;min-height:100vh}h1{margin:0 0 18px;font-size:26px}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px}.card{background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:14px}.card span{display:block;color:var(--muted)}.card strong{font-size:28px}.muted{color:var(--muted)}.filter{display:flex;gap:8px;background:var(--panel);border:1px solid var(--line);padding:12px;margin:0 0 16px}.filter input{flex:1}.filter input,.filter select,.edit-form input,.edit-form select,.edit-form textarea{background:#2c2e34;color:var(--text);border:1px solid var(--line);padding:10px;border-radius:3px}.filter button,.edit-form button,.login-card button{background:var(--accent);border:0;color:white;padding:10px 18px;border-radius:3px;font-weight:700}.tree{border:1px solid var(--line);background:var(--panel)}details{border-bottom:1px solid var(--line)}summary{cursor:pointer;display:grid;grid-template-columns:1.2fr .8fr .8fr .8fr;gap:12px;align-items:center;padding:14px 16px}summary::-webkit-details-marker{display:none}summary:before{content:"+";display:inline-grid;place-items:center;width:20px;height:20px;border:1px solid var(--line);border-radius:3px;margin-right:8px}details[open]>summary:before{content:"-"}summary strong,summary .no{color:white}.switch summary{background:#30333a;padding-left:34px}table{width:100%;border-collapse:collapse}th,td{border-top:1px solid var(--line);padding:10px 12px;text-align:left}th{color:var(--muted);font-weight:400}a{color:#8fd0ff}.list{background:var(--panel);border:1px solid var(--line)}.edit-form{max-width:900px;background:var(--panel);border:1px solid var(--line);padding:18px}.edit-form p{display:grid;grid-template-columns:210px 1fr;gap:10px}.edit-form input,.edit-form select,.edit-form textarea{width:100%}.pager{display:flex;gap:14px;margin:16px 0}.login-page{display:grid;place-items:center;min-height:100vh}.login-card{background:var(--panel);border:1px solid var(--line);padding:28px;min-width:360px;border-radius:6px}.login-card input{width:100%;background:#2c2e34;color:white;border:1px solid var(--line);padding:10px}#map{height:calc(100vh - 110px);border:1px solid var(--line);border-radius:4px}

.tree-node{border-bottom:1px solid var(--line)}
.tree-row{display:grid;grid-template-columns:32px 1.1fr .8fr .8fr .8fr;gap:12px;align-items:center;padding:14px 16px}
.vlan-row{background:var(--panel)}
.switch-row{background:#30333a;padding-left:34px}
.tree-toggle{width:22px;height:22px;border:1px solid var(--line);border-radius:3px;background:#2c2e34;color:var(--text);cursor:pointer;line-height:18px;font-weight:700}
.tree-toggle:hover{border-color:var(--accent);color:white}
.tree-children{display:none}
.tree-children.is-open{display:block}
.camera-children{background:#2f3238;padding-left:58px;padding-right:12px;padding-bottom:10px}
.tree-row .no{font-weight:700;color:white}

.map-toolbar{display:flex;gap:18px;align-items:center;background:var(--panel);border:1px solid var(--line);padding:10px 12px;margin-bottom:12px}
.map-toolbar label{display:flex;gap:6px;align-items:center;color:var(--text)}
#map-status{margin-left:auto;color:var(--muted)}
.switch-marker{display:grid;place-items:center;border:2px solid #111827;border-radius:4px;color:#111827;font-size:10px;font-weight:800;box-shadow:0 1px 4px rgba(0,0,0,.35)}
.switch-marker.manual{background:#ffffff}
.switch-marker.calculated{background:#fde68a}
.drag-camera-marker{display:grid;place-items:center;background:#111827;border:2px solid #ffffff;border-radius:50%;color:#ffffff;font-size:11px;font-weight:800;box-shadow:0 1px 4px rgba(0,0,0,.45)}
.popup-save-hint{border:0;background:#eef2ff;color:#111827;padding:4px 6px;border-radius:3px}