:root{--bg:#0f1420;--bg-soft:#161d2e;--card:#1b2436;--card-2:#212c42;--border:#2b3753;--text:#e7ecf5;--muted:#8b97b0;--primary:#3b82f6;--primary-d:#2563eb;--green:#22c55e;--amber:#f59e0b;--red:#ef4444;--radius:12px}*{box-sizing:border-box}body,html{padding:0;margin:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.55}a{color:inherit;text-decoration:none}button,input,select,textarea{font-family:inherit;font-size:14px}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:radial-gradient(1200px 600px at 50% -10%,#1e293b,var(--bg));padding:24px}.login-card{width:100%;max-width:380px;background:var(--card);border:1px solid var(--border);border-radius:16px;padding:32px;box-shadow:0 24px 60px rgba(0,0,0,.45)}.login-brand{text-align:center;margin-bottom:24px}.login-brand__eyebrow{display:inline-block;font-size:12px;letter-spacing:2px;color:var(--primary);text-transform:uppercase;margin-bottom:8px}.login-brand h1{font-size:22px;margin:4px 0}.login-brand p{color:var(--muted);margin:0;font-size:13px}.app{display:flex;min-height:100vh}.sidebar{width:232px;flex-shrink:0;background:var(--bg-soft);border-right:1px solid var(--border);padding:20px 14px;display:flex;flex-direction:column;position:-webkit-sticky;position:sticky;top:0;height:100vh}.sidebar__brand{padding:6px 10px 18px}.sidebar__brand b{font-size:16px}.sidebar__brand span{display:block;color:var(--muted);font-size:12px;margin-top:2px}.nav{flex-direction:column;gap:4px;flex:1 1}.nav,.nav a{display:flex}.nav a{align-items:center;gap:10px;padding:10px 12px;border-radius:9px;color:var(--muted);font-weight:500}.nav a:hover{background:var(--card);color:var(--text)}.nav a.active{background:var(--primary);color:#fff}.nav a .ico{width:18px;text-align:center}.sidebar__user{border-top:1px solid var(--border);padding-top:14px;margin-top:14px;font-size:13px}.sidebar__user .name{font-weight:600}.sidebar__user .role{color:var(--muted);font-size:12px}.main{flex:1 1;min-width:0;display:flex;flex-direction:column}.topbar{display:flex;align-items:center;justify-content:space-between;padding:18px 28px;border-bottom:1px solid var(--border);position:-webkit-sticky;position:sticky;top:0;background:rgba(15,20,32,.85);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:5}.topbar h2{margin:0;font-size:18px}.topbar .sub{color:var(--muted);font-size:13px;margin-top:2px}.content{padding:24px 28px}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px}.grid{display:grid;grid-gap:16px;gap:16px}.stat-grid{grid-template-columns:repeat(auto-fill,minmax(180px,1fr))}.stat{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px}.stat .k{color:var(--muted);font-size:13px}.stat .v{font-size:28px;font-weight:700;margin-top:6px}.stat .v small{font-size:13px;color:var(--muted);font-weight:400}.field{margin-bottom:14px}.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}.field .hint{font-size:12px;color:var(--muted);margin-top:6px}input[type=datetime-local],input[type=number],input[type=password],input[type=text],select,textarea{width:100%;padding:10px 12px;background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:9px;outline:none}input:focus,select:focus,textarea:focus{border-color:var(--primary)}textarea{resize:vertical;min-height:90px}.button{display:inline-flex;align-items:center;gap:6px;justify-content:center;padding:10px 16px;border-radius:9px;border:1px solid var(--primary);background:var(--primary);color:#fff;cursor:pointer;font-weight:600}.button:hover{background:var(--primary-d)}.button:disabled{opacity:.55;cursor:not-allowed}.button.ghost{background:transparent;color:var(--text);border-color:var(--border)}.button.ghost:hover{background:var(--card-2)}.button.danger{background:var(--red);border-color:var(--red)}.button.sm{padding:6px 10px;font-size:13px;font-weight:500}.login-button{width:100%;padding:12px;margin-top:6px}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.row.between{justify-content:space-between}.spacer{flex:1 1}table{width:100%;border-collapse:collapse}td,th{text-align:left;padding:12px;border-bottom:1px solid var(--border);vertical-align:middle}th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.5px}tr:hover td{background:rgba(255,255,255,.02)}.table-wrap{overflow-x:auto}.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:999px;font-size:12px;font-weight:600;border:1px solid transparent}.badge.green{background:rgba(34,197,94,.14);color:#4ade80}.badge.amber{background:rgba(245,158,11,.14);color:#fbbf24}.badge.gray{background:rgba(139,151,176,.14);color:var(--muted)}.badge.red{background:rgba(239,68,68,.14);color:#f87171}.badge.blue{background:rgba(59,130,246,.14);color:#60a5fa}.muted{color:var(--muted)}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}.error-text{color:#f87171}.error-text,.ok-text{font-size:13px;margin-top:8px}.ok-text{color:#4ade80}.modal-overlay{position:fixed;inset:0;background:rgba(5,8,16,.6);display:flex;align-items:flex-start;justify-content:center;padding:40px 16px;z-index:50;overflow-y:auto}.modal{background:var(--card);border:1px solid var(--border);border-radius:14px;width:100%;max-width:640px;padding:24px;box-shadow:0 30px 80px rgba(0,0,0,.5)}.modal.lg{max-width:820px}.modal h3{margin:0 0 4px;font-size:18px}.modal .modal-sub{color:var(--muted);font-size:13px;margin-bottom:18px}.modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:20px}.toolbar{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:8px}.toolbar button{background:var(--card-2);border:1px solid var(--border);color:var(--text);padding:5px 10px;border-radius:7px;cursor:pointer;font-size:13px}.toolbar button:hover{border-color:var(--primary)}.media-list{display:flex;gap:10px;flex-wrap:wrap;margin-top:10px}.media-item{position:relative;width:92px;height:92px;border-radius:9px;overflow:hidden;border:1px solid var(--border);background:var(--bg)}.media-item img,.media-item video{width:100%;height:100%;object-fit:cover}.media-item .rm{top:2px;right:2px;color:#fff;border:none;border-radius:6px;cursor:pointer;width:22px;height:22px}.media-item .kind,.media-item .rm{position:absolute;background:rgba(0,0,0,.6)}.media-item .kind{bottom:2px;left:2px;font-size:10px;padding:1px 5px;border-radius:5px}.btn-rows{display:flex;flex-direction:column;gap:8px}.btn-row{display:grid;grid-template-columns:1fr 1.4fr auto;grid-gap:8px}.btn-row,.checkbox{gap:8px;align-items:center}.checkbox{display:inline-flex;cursor:pointer;-webkit-user-select:none;-moz-user-select:none;user-select:none}.checkbox input{width:auto}.channel-picker{max-height:280px;overflow-y:auto;border:1px solid var(--border);border-radius:10px;padding:6px}.channel-picker .ch{display:grid;grid-template-columns:auto 1fr auto;grid-gap:10px;gap:10px;align-items:center;padding:8px;border-radius:8px}.channel-picker .ch:hover{background:var(--card-2)}.empty{text-align:center;padding:48px 16px;color:var(--muted)}.search-input{max-width:280px}.pill-tabs{display:flex;gap:8px}.pill-tabs button{padding:7px 14px;border-radius:999px;border:1px solid var(--border);background:transparent;color:var(--muted);cursor:pointer}.pill-tabs button.active{background:var(--primary);color:#fff;border-color:var(--primary)}@media (max-width:860px){.sidebar{position:fixed;left:-260px;z-index:40;transition:left .2s}.sidebar.open{left:0}}