:root{--ink:#173b49;--muted:#627c87;--teal:#087f96;--orange:#eda14e;--line:#dce7e9;--paper:#f4f7f7;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--paper)}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button{cursor:pointer;min-height:44px;border:1px solid var(--line);border-radius:12px;padding:10px 16px;background:white;color:var(--ink);font-weight:600}button:disabled{cursor:not-allowed;opacity:.5}button:hover:not(:disabled){border-color:var(--teal)}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--orange);outline-offset:3px}[hidden]{display:none!important}header{display:flex;align-items:center;gap:24px;background:#ffffffee;border-bottom:1px solid var(--line);padding:20px max(24px,calc((100vw - 1280px)/2));min-height:82px}.brand{display:flex;align-items:center;color:var(--ink);text-decoration:none;font-size:29px;font-weight:850;border-left:4px solid var(--orange);padding-left:10px;gap:9px;letter-spacing:-1px}.brand small{font-size:8px;letter-spacing:2px;line-height:1.6}.workspace{font-size:13px;color:var(--muted);flex:1}main{max-width:1328px;margin:auto;padding:32px 24px}h1{font-size:32px;line-height:1.15;letter-spacing:-1px;margin:8px 0 12px}h2{font-size:19px;margin:0 0 8px}p{color:var(--muted);font-size:14px;line-height:1.6;margin:8px 0}.eyebrow{font-size:11px;letter-spacing:2px;font-weight:700;color:var(--teal)}.title{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:24px}.panel{background:white;border:1px solid var(--line);border-radius:20px;padding:24px;box-shadow:0 3px 12px #173b4903}.stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-bottom:24px}.stats span{font-size:10px;letter-spacing:1.5px;color:var(--muted)}.stats strong{display:block;font-size:25px;margin:12px 0 4px;overflow-wrap:anywhere}.stats strong small{font-size:14px;color:var(--muted);font-weight:400}nav{display:flex;gap:10px;border-bottom:1px solid var(--line);padding-bottom:16px;margin-bottom:22px;flex-wrap:wrap}nav .selected{background:#e0f0f2;border-color:#8dbfc8}.columns{display:grid;grid-template-columns:minmax(0,1.8fr) minmax(280px,1fr);gap:22px;align-items:start}aside{display:grid;gap:20px}.panel-head{display:flex;align-items:start;justify-content:space-between;gap:15px;margin-bottom:20px}.panel-head button{font-size:12px}.primary{background:var(--teal);color:white;border-color:var(--teal)}label:not(.check):not(.upload){display:block;margin:18px 0 7px;font-size:12px;font-weight:700}select,input:not([type=checkbox]):not([type=file]){width:100%;padding:12px;border:1px solid #c8d9de;border-radius:10px;background:white;color:var(--ink);min-height:44px}.layout{padding-bottom:18px;border-bottom:1px solid var(--line)}.check{display:flex;align-items:start;gap:9px;font-size:13px;line-height:1.5;margin:16px 0 0}.check input{width:18px;height:18px;margin:1px 0 0}.playlist-items{padding:15px 0}.playlist-item{display:grid;grid-template-columns:28px 76px minmax(0,1fr) 90px;gap:10px;align-items:center;padding:14px 0;border-bottom:1px solid var(--line)}.playlist-item img,.playlist-item video{width:76px;height:43px;object-fit:contain;background:#102d3a;border-radius:6px}.item-name{font-size:13px;overflow-wrap:anywhere}.item-actions{grid-column:3/5;display:flex;flex-wrap:wrap;gap:7px}.item-actions button{font-size:11px;min-height:34px;padding:5px 9px}.slot{font-size:11px;text-align:right;color:var(--muted)}.slot input{max-width:80px}.small{font-size:12px}.empty{padding:28px 12px;text-align:center;color:var(--muted);border:1px dashed #c6d8dc;border-radius:12px;margin:10px 0}.add-ad{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px;align-items:end}.add-ad label{grid-column:1/-1}.publish-bar{margin-top:24px;padding-top:20px;border-top:1px solid var(--line);display:flex;align-items:center;gap:18px;justify-content:space-between}.publish-bar p{font-size:12px}.publish-bar button{flex-shrink:0}.upload{display:block;border:1px dashed #7cb8c4;background:#f0f8f9;border-radius:12px;padding:20px;margin:20px 0 10px;font-size:14px;font-weight:700}.upload input{display:block;width:100%;font-size:12px;margin-top:12px}.note{background:#eaf4f4}.note li{font-size:13px;line-height:1.7;margin-bottom:7px}.note ol{padding-left:20px}.media-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:18px}.media-card{border:1px solid var(--line);border-radius:14px;overflow:hidden}.media-card img,.media-card video{width:100%;aspect-ratio:16/9;object-fit:contain;background:#102d3a}.media-card>div{padding:14px}.media-card strong{font-size:13px;overflow-wrap:anywhere}.media-card p{font-size:12px}.login{max-width:480px;margin:10vh auto}.login button,#pair-form button{margin-top:20px;width:100%}#pair-form{max-width:420px}#pair-code{font-size:27px;letter-spacing:8px}#message{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);padding:14px 20px;background:#173b49;color:white;border-radius:12px;max-width:calc(100% - 30px);width:max-content;z-index:30;box-shadow:0 5px 25px #0003}#message:empty{display:none}#message.error{background:#91332b}.notice{background:#fff0d9;padding:14px 18px;border-radius:12px;margin:0 0 20px;font-size:13px;color:#825116}footer{color:var(--muted);font-size:11px;margin-top:30px;line-height:1.7}.warning{color:#aa492a!important}@media(max-width:900px){.columns{grid-template-columns:1fr}.title{align-items:start}.stats{gap:10px}.stats .panel{padding:18px}.panel-head{flex-wrap:wrap}}@media(max-width:540px){header{padding:16px;gap:12px}.workspace{font-size:10px}.brand small{display:none}.brand{font-size:25px}main{padding:22px 14px}.title{display:block}h1{font-size:27px}.title>button{margin-top:10px}.stats{grid-template-columns:1fr}.stats .panel{padding:18px}.stats strong{font-size:22px}.panel{padding:18px;border-radius:16px}nav{gap:6px}nav button{font-size:12px;padding:9px 12px}.playlist-item{grid-template-columns:20px 60px minmax(0,1fr);gap:8px}.playlist-item img,.playlist-item video{width:60px;height:34px}.slot{grid-column:3;text-align:left;display:flex;align-items:center;gap:6px}.slot input{width:75px}.item-actions{grid-column:2/4}.publish-bar{flex-direction:column;align-items:stretch}.add-ad{grid-template-columns:1fr}.add-ad label{grid-column:auto}.media-grid{grid-template-columns:1fr}.login{margin:5vh auto}#message{font-size:13px}}