:root{--teal: #0d7377;--teal-dark: #0a5b5e;--bg: #f4f5f7;--panel: #ffffff;--border: #e2e5e9;--text: #1a1f24;--muted: #6b7280;--green: #16a34a;--red: #dc2626;--amber: #d97706;--radius: 8px}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);font-size:14px}a{color:var(--teal);text-decoration:none}a:hover{text-decoration:underline}.app{display:flex;min-height:100vh}.sidebar{width:220px;background:#10262b;color:#cfe3e5;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;flex-shrink:0}.sidebar .brand{padding:18px 20px;font-weight:700;font-size:16px;color:#fff;border-bottom:1px solid #1c3a40}.sidebar nav{padding:8px;flex:1;overflow-y:auto}.sidebar nav a{display:block;padding:9px 12px;color:#cfe3e5;border-radius:6px;margin:2px 0;font-size:13.5px}.sidebar nav a:hover{background:#1c3a40;text-decoration:none}.sidebar nav a.active{background:var(--teal);color:#fff}.sidebar nav .nav-section{margin:14px 0 2px;padding:12px 12px 6px;border-top:1px solid #1c3a40;font-size:10.5px;text-transform:uppercase;letter-spacing:.1em;color:#7fa3a8}.sidebar .foot{padding:12px 16px;border-top:1px solid #1c3a40;font-size:12px;color:#9fbcbf}.main{flex:1;min-width:0}.topbar{display:flex;align-items:center;justify-content:space-between;padding:12px 24px;background:var(--panel);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:5}.topbar h1{font-size:18px;margin:0}.content{padding:24px}.panel{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin-bottom:16px}.grid{display:grid;gap:16px}.grid.cols-2{grid-template-columns:repeat(auto-fill,minmax(320px,1fr))}.grid.cols-3{grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--border);vertical-align:middle}th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}tr:last-child td{border-bottom:none}button,.btn{font:inherit;cursor:pointer;border:1px solid var(--teal);background:var(--teal);color:#fff;padding:8px 14px;border-radius:6px;font-size:13.5px}button:hover,.btn:hover{background:var(--teal-dark)}button.secondary{background:#fff;color:var(--teal)}button.ghost{background:transparent;color:var(--text);border-color:var(--border)}button.danger{background:var(--red);border-color:var(--red)}button:disabled{opacity:.5;cursor:not-allowed}button.sm{padding:5px 10px;font-size:12.5px}input,select,textarea{font:inherit;padding:8px 10px;border:1px solid var(--border);border-radius:6px;width:100%;background:#fff}label{display:block;font-size:12.5px;color:var(--muted);margin:10px 0 4px}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.row.end{justify-content:flex-end}.spacer{flex:1}.badge{display:inline-block;padding:2px 8px;border-radius:20px;font-size:12px;font-weight:600}.badge.online{background:#dcfce7;color:var(--green)}.badge.offline{background:#fee2e2;color:var(--red)}.badge.unpaired{background:#fef3c7;color:var(--amber)}.badge.role{background:#e0f2f1;color:var(--teal-dark)}.badge.pending{background:#fef3c7;color:var(--amber)}.muted{color:var(--muted)}.right{text-align:right}.center{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px}.card{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:32px;max-width:420px;width:100%;text-align:center}.card h1{color:var(--teal)}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:50;padding:20px}.modal{background:#fff;border-radius:10px;padding:22px;max-width:640px;width:100%;max-height:90vh;overflow:auto}.modal h2{margin-top:0}.toast{position:fixed;bottom:20px;right:20px;background:#10262b;color:#fff;padding:12px 18px;border-radius:8px;z-index:100}.toast.error{background:var(--red)}.canvas{position:relative;background:#000;overflow:hidden;border-radius:6px;container-type:size;-webkit-user-select:none;user-select:none}.zone{position:absolute;overflow:hidden;display:flex;align-items:center;justify-content:center}.zone img,.zone video{width:100%;height:100%}.ticker{white-space:nowrap;overflow:hidden}.ticker span{display:inline-block;padding-left:100%;animation:scroll-left 15s linear infinite}@keyframes scroll-left{to{transform:translate(-100%)}}.thumb{width:100%;aspect-ratio:16/9;object-fit:cover;background:#000;border-radius:6px}.power-days{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin-top:12px}.power-day{background:var(--bg);border:1px solid var(--border);border-radius:10px;padding:10px;text-align:center;min-width:0}.power-day.on{background:#eaf6f7;border-color:#bfe0e3}.power-day-name{font-weight:700;font-size:13px}.power-day.on .power-day-name{color:var(--teal)}.power-day-hours{margin-top:6px;font-size:12.5px;color:var(--muted)}.power-day.on .power-day-hours{color:var(--teal)}.power-day input[type=time]{padding:4px 6px;font-size:12px}