:root{--bg:#f4f6fa;--ink:#172033;--muted:#728096;--blue:#2878ff;--line:#e5e9f1;--card:#fff;--nav:#101729}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif;background:var(--bg);color:var(--ink)}button,input,textarea{font:inherit}button{cursor:pointer}aside{position:fixed;inset:0 auto 0 0;width:230px;background:var(--nav);padding:28px 18px;display:flex;flex-direction:column;color:#fff}.brand{display:flex;gap:11px;align-items:center;font-size:19px;margin:0 8px 36px}.brand span,.logo{display:grid;place-items:center;background:linear-gradient(135deg,#35a8ff,#2764ff);color:white;font-weight:800;border-radius:12px}.brand span{width:40px;height:40px}.nav,.logout{border:0;background:transparent;color:#9ca9c2;width:100%;padding:13px 15px;text-align:left;border-radius:10px;margin:3px 0}.nav.active,.nav:hover{background:#1a263e;color:#fff}.logout{margin-top:auto}.app{margin-left:230px;padding:38px;max-width:1400px}header{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}h1{margin:0 0 6px;font-size:30px}h2{margin:0 0 10px}p{color:var(--muted);margin:0;line-height:1.55}.primary{border:0;background:var(--blue);color:white;padding:12px 18px;border-radius:10px;font-weight:650;box-shadow:0 5px 16px #2878ff30}.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:18px}.card,.panel{background:white;border:1px solid var(--line);border-radius:16px;padding:20px}.card-top{display:flex;justify-content:space-between;gap:14px}.channel-icon{width:45px;height:45px;border-radius:13px;display:grid;place-items:center;background:#eaf2ff;color:var(--blue);font-weight:800}.channel-name{font-size:18px;font-weight:750}.meta{font-size:13px;color:var(--muted);margin-top:4px}.topic{margin:17px 0;padding-top:15px;border-top:1px solid var(--line);min-height:62px;color:#4e5b70}.schedule{display:flex;justify-content:space-between;align-items:center;background:#f7f9fc;padding:10px 12px;border-radius:10px;font-size:13px}.on{color:#159562}.off{color:#9a5d00}.card-actions{display:flex;gap:8px;margin-top:14px}.card-actions button,.ghost{border:1px solid var(--line);background:#fff;padding:9px 11px;border-radius:9px;color:#334157}.card-actions button:first-child{color:var(--blue);border-color:#cfe0ff}.empty{display:none;text-align:center;padding:90px 20px}.empty div{font-size:45px;color:var(--blue)}.empty h2{margin-top:12px}.empty p{max-width:550px;margin:0 auto 20px}.hidden{display:none!important}.status-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.badge{display:inline-block;margin-top:16px;padding:7px 10px;border-radius:99px;background:#edf8f2;color:#147748;font-size:13px}.badge.bad{background:#fff1ee;color:#b44c3b}dialog{border:0;border-radius:18px;padding:26px;width:min(620px,calc(100% - 30px));box-shadow:0 25px 80px #17203333}dialog::backdrop{background:#0f172a88}.dialog-head{display:flex;justify-content:space-between;margin-bottom:20px}.dialog-head p{font-size:13px}.x{border:0;background:transparent;font-size:25px;color:#8290a4}.dialog-head h2{margin-bottom:3px}label{display:block;font-size:13px;font-weight:650;color:#4d5b70;margin-top:14px}input,textarea{display:block;width:100%;border:1px solid #dce2ec;border-radius:10px;padding:11px 12px;margin-top:7px;outline:none;color:#1f2937;background:white}input:focus,textarea:focus{border-color:#75a7ff;box-shadow:0 0 0 3px #2878ff14}.row{display:grid;grid-template-columns:150px 1fr;gap:12px}.switch{display:flex;align-items:center;gap:9px}.switch input{width:auto;margin:0}.actions{display:flex;justify-content:flex-end;gap:9px;margin-top:22px}.actions button{padding:11px 16px;border-radius:9px}.post{padding:17px 0;border-bottom:1px solid var(--line)}.post-head{display:flex;justify-content:space-between;gap:15px;margin-bottom:7px}.post-body{white-space:pre-wrap;color:#49566a;max-height:115px;overflow:hidden}.published{color:#138458}.draft{color:#8a6411}.failed{color:#b44444}#draft-body{width:100%;resize:vertical}#toast{position:fixed;right:25px;bottom:25px;background:#172033;color:#fff;padding:12px 16px;border-radius:10px;opacity:0;pointer-events:none;transition:.2s}#toast.show{opacity:1}.login{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 30% 20%,#e5f0ff,#f5f7fb 55%)}.login-card{width:min(390px,calc(100% - 30px));background:#fff;border:1px solid var(--line);box-shadow:0 20px 60px #26334c12;border-radius:20px;padding:34px}.login-card .logo{width:52px;height:52px;margin-bottom:18px}.login-card p{margin-bottom:18px}.login-card button{width:100%;border:0;background:var(--blue);color:#fff;padding:12px;border-radius:10px;margin-top:12px}.login-card small{display:block;color:#bf3f3f;margin-top:10px}@media(max-width:760px){aside{position:static;width:100%;height:auto;padding:14px;flex-direction:row;align-items:center}.brand{margin:0 12px 0 0}.brand b{display:none}nav{display:flex}.nav{width:auto}.logout{display:none}.app{margin:0;padding:22px 16px}header{align-items:flex-start;gap:14px}header h1{font-size:24px}.status-grid{grid-template-columns:1fr}.row{grid-template-columns:1fr}}