:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#182235;background:#f5f7fb;line-height:1.45;--navy:#182235;--blue:#3568f5;--line:#e4e8f0;--muted:#718096;--green:#138a61;--red:#bd3c4b}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button{cursor:pointer;border:0}.hidden{display:none!important}.login-shell{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 20% 0,#dbe5ff,transparent 38%),#f5f7fb}.login-card{width:min(420px,calc(100% - 32px));background:#fff;border:1px solid var(--line);border-radius:24px;padding:40px;box-shadow:0 20px 60px #273b6714}.brand-mark{display:grid;place-items:center;width:48px;height:48px;border-radius:15px;background:var(--blue);color:#fff;font-weight:800;font-size:24px;box-shadow:0 8px 20px #3568f544}.brand-mark.small{width:32px;height:32px;border-radius:10px;font-size:16px}.eyebrow{margin:0 0 6px;color:var(--blue);font-size:11px;font-weight:800;letter-spacing:.14em}.login-card h1{margin:4px 0 8px;font-size:28px}.muted{color:var(--muted)}.small-text{font-size:13px}.stack{display:grid;gap:16px;margin-top:28px}label{display:grid;gap:7px;color:#3d485b;font-size:13px;font-weight:650}input,select{width:100%;border:1px solid #d9dfeb;background:#fff;border-radius:10px;padding:11px 12px;color:var(--navy);outline:none}input:focus,select:focus{border-color:var(--blue);box-shadow:0 0 0 3px #3568f51c}.primary,.ghost{border-radius:10px;padding:11px 16px;font-weight:750}.primary{background:var(--blue);color:#fff}.primary:hover{background:#2755db}.ghost{background:#eef2f8;color:#33415a}.ghost:hover{background:#e1e7f1}.error{color:var(--red);min-height:20px;font-size:13px}.app-shell{display:flex;min-height:100vh}.sidebar{width:240px;background:var(--navy);color:#dce5f7;padding:24px 16px;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:10px;color:white;font-weight:800;font-size:19px;padding:0 10px 36px}.sidebar nav{display:grid;gap:5px}.nav-item{background:transparent;color:#aebbd2;text-align:left;padding:12px 14px;border-radius:10px}.nav-item:hover,.nav-item.active{color:#fff;background:#ffffff14}.sidebar-footer{margin-top:auto;border-top:1px solid #ffffff1c;padding:18px 10px 0;display:grid;gap:10px;font-size:13px}.link-button{background:none;color:#aebbd2;text-align:left;padding:0}.content{flex:1;padding:34px clamp(20px,4vw,58px);max-width:1500px}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:28px}.topbar h2{margin:0;font-size:30px}.toast{color:var(--green);font-size:13px;font-weight:700}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:22px}.stat-card,.panel{background:#fff;border:1px solid var(--line);border-radius:16px}.stat-card{padding:20px}.stat-card span{display:block;color:var(--muted);font-size:13px}.stat-card strong{display:block;margin-top:12px;font-size:28px}.panel{padding:22px}.panel-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px}.panel-heading h3{margin:0;font-size:18px}.panel-heading .eyebrow{margin-bottom:2px}.toolbar{display:flex;gap:10px;max-width:620px;margin-bottom:16px}.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse;font-size:13px}.table th{text-align:left;color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.08em}.table th,.table td{padding:13px 10px;border-bottom:1px solid var(--line);white-space:nowrap}.table tr:last-child td{border-bottom:0}.badge{display:inline-flex;padding:4px 8px;border-radius:99px;background:#eef2f8;color:#56647a;font-size:11px;font-weight:750}.badge.green{background:#e0f6ee;color:var(--green)}.badge.red{background:#fee8eb;color:var(--red)}.actions{display:flex;gap:6px}.mini{padding:6px 9px;border-radius:7px;background:#eef2f8;color:#33415a;font-size:12px}.mini.danger{color:var(--red)}.split{display:grid;grid-template-columns:minmax(300px,.8fr) minmax(420px,1.2fr);gap:18px}.channel-item{width:100%;display:flex;align-items:center;justify-content:space-between;text-align:left;background:#fff;border-bottom:1px solid var(--line);padding:15px 4px;color:var(--navy)}.channel-item.active{color:var(--blue);font-weight:750}.channel-meta{color:var(--muted);font-size:12px}.empty{color:var(--muted);padding:20px 0}.copy-token{max-width:360px;overflow:hidden;text-overflow:ellipsis;display:inline-block;vertical-align:middle}.dialog-form{min-width:min(420px,calc(100vw - 40px));border:0;padding:24px;border-radius:16px;display:grid;gap:16px}.dialog-form::backdrop{background:#18223566}.dialog-form .panel-heading{margin-bottom:0}.icon-button{background:none;color:var(--muted);font-size:24px}.dialog-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:8px}@media(max-width:900px){.sidebar{width:190px}.stats-grid{grid-template-columns:repeat(2,1fr)}.split{grid-template-columns:1fr}}@media(max-width:620px){.app-shell{display:block}.sidebar{width:100%;padding:14px;min-height:auto}.brand{padding-bottom:14px}.sidebar nav{display:flex;overflow:auto}.nav-item{white-space:nowrap}.sidebar-footer{display:none}.content{padding:24px 14px}.stats-grid{gap:8px}.stat-card{padding:14px}.stat-card strong{font-size:22px}.split{display:block}.split .panel+ .panel{margin-top:16px}.toolbar{display:grid}}