:root{font-family:Arial,"Microsoft YaHei",sans-serif;color:#161823;background:#f5f6f7;--teal:#00a69a;--teal-dark:#008f83;--line:#dfe2e6;--muted:#6b7280;--danger:#e5484d}*{box-sizing:border-box}body{margin:0;min-width:320px}.topbar{height:70px;background:#111416;color:#fff;display:flex;align-items:center;padding:0 24px;gap:46px;position:sticky;top:0;z-index:20}.brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:700}.brand-mark{width:34px;height:34px;border-radius:50%;background:var(--teal);display:grid;place-items:center}.topbar nav{display:flex;align-self:stretch;gap:28px}.topbar nav a{display:flex;align-items:center;color:#aeb3b8;text-decoration:none;border-bottom:2px solid transparent}.topbar nav a.active,.topbar nav a:hover{color:#fff;border-color:#27d7c8}.account-pill{margin-left:auto;min-width:210px;height:40px;border:1px solid #667078;border-radius:4px;background:transparent;color:#fff;display:flex;align-items:center;gap:9px;padding:0 12px}.account-pill span:nth-child(2){overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1;text-align:left}main{max-width:1500px;margin:0 auto;padding:28px 34px 60px}.page-heading{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:24px}.back-link{color:#008f83;text-decoration:none;font-size:14px}.page-heading h1{margin:10px 0 6px;font-size:28px}.page-heading p,.section-actions p{margin:0;color:var(--muted)}.simulation-badge{border:1px solid #b9e4df;background:#effbf9;color:#007f75;padding:7px 12px;border-radius:99px}.tabs{display:flex;gap:28px;border-bottom:1px solid var(--line);background:#fff;padding:0 24px}.tab{height:55px;border:0;border-bottom:3px solid transparent;background:transparent;font-size:15px;cursor:pointer}.tab.active{color:#008f83;border-color:#00b2a4;font-weight:700}.panel{display:none;background:#fff;min-height:520px;padding:24px;margin-top:16px;border-radius:8px}.panel.active{display:block}.toolbar,.identity-toolbar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:22px}.toolbar select,.toolbar input[type=date],.identity-toolbar select{height:40px;border:1px solid #ccd1d6;border-radius:4px;padding:0 11px;background:#fff}.search{height:40px;min-width:290px;border:1px solid #ccd1d6;border-radius:4px;display:flex;align-items:center;padding:0 10px;gap:8px}.search:focus-within{border-color:var(--teal)}.search input{border:0;outline:0;width:100%;font:inherit}.primary,.secondary,.danger,.icon-button{height:40px;border-radius:4px;padding:0 16px;border:1px solid transparent;font:inherit;cursor:pointer}.primary{background:var(--teal);color:#fff}.primary:hover{background:var(--teal-dark)}.secondary{background:#fff;border-color:#adb5bd}.danger{background:#e5484d;color:#fff}.icon-button{background:#fff;border-color:#ccd1d6;font-size:21px}.small{height:32px;padding:0 11px}.view-switch{margin-left:auto;display:flex;border:1px solid #ccd1d6;border-radius:4px;overflow:hidden}.view-switch button{width:40px;height:38px;border:0;background:#fff;font-size:18px}.view-switch button.active{background:#e6f8f6;color:#008f83}.media-grid,.skeleton-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:18px}.media-grid.list{display:flex;flex-direction:column}.media-card{border:1px solid #e0e3e7;border-radius:8px;overflow:hidden;background:#fff;transition:.15s}.media-card:hover{box-shadow:0 6px 22px #16232916;transform:translateY(-1px)}.media-cover{height:156px;background:#111;position:relative;display:grid;place-items:center;overflow:hidden}.media-cover img{width:100%;height:100%;object-fit:cover}.duration{position:absolute;right:8px;bottom:8px;background:#000b;color:#fff;border-radius:3px;padding:3px 6px;font-size:12px}.status-chip{position:absolute;left:8px;top:8px;border-radius:99px;background:#eafaf4;color:#16835d;padding:4px 8px;font-size:12px}.status-chip.off{background:#f0f1f3;color:#666}.media-content{padding:14px}.media-title{font-weight:700;margin-bottom:5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.media-file{font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.media-meta{display:grid;grid-template-columns:1fr 1fr;gap:7px 12px;margin:14px 0;font-size:12px}.media-meta span{color:var(--muted)}.used-by{min-height:36px;font-size:12px;color:#454b52}.card-actions{border-top:1px solid #eef0f2;padding-top:11px;display:flex;gap:12px}.link-button,.danger-link{border:0;background:transparent;color:#008f83;padding:0;cursor:pointer;font:inherit}.danger-link{color:#d72c36}.media-grid.list .media-card{display:grid;grid-template-columns:230px minmax(220px,1fr) 260px}.media-grid.list .media-cover{height:140px}.media-grid.list .card-actions{border:0}.skeleton{height:330px;border-radius:8px;background:linear-gradient(90deg,#f0f1f2 20%,#e8eaec 35%,#f0f1f2 55%);background-size:400% 100%;animation:shine 1.2s infinite}@keyframes shine{to{background-position:-100% 0}}.empty{text-align:center;padding:100px 20px;color:var(--muted)}.empty h3{color:#161823}.empty-icon{width:64px;height:64px;border-radius:50%;background:#e8f8f6;color:#00a69a;display:grid;place-items:center;margin:0 auto;font-size:26px}.section-actions{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}.section-actions h2{margin:0 0 6px}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:6px}table{border-collapse:collapse;width:100%;min-width:1000px}th,td{height:64px;border-bottom:1px solid var(--line);padding:8px 14px;text-align:left;font-size:14px}th{background:#f7f8f9;font-weight:600;height:48px}.account-cell,.identity-head{display:flex;align-items:center;gap:10px}.avatar{border-radius:50%;background:#00a69a;color:#fff;display:grid;place-items:center;background-size:cover;background-position:center;overflow:hidden}.avatar.tiny{width:24px;height:24px;flex:0 0 24px}.avatar.medium{width:42px;height:42px;flex:0 0 42px}.avatar.large{width:82px;height:82px;flex:0 0 82px;cursor:pointer}.avatar input{display:none}.badge{display:inline-flex;padding:4px 8px;border-radius:99px;background:#eaf9f4;color:#147b5a;font-size:12px}.badge.inactive{background:#eee;color:#666}.default-star{color:#ffb020}.row-actions{display:flex;gap:10px}.identity-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:16px}.identity-card{border:1px solid var(--line);border-radius:7px;padding:18px}.identity-head h3{margin:0 0 4px;font-size:16px}.identity-head p{margin:0;color:var(--muted)}.identity-detail{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:18px 0;font-size:13px}.identity-detail span{display:block;color:var(--muted);margin-bottom:4px}.modal-layer{position:fixed;inset:0;background:#0007;z-index:100;display:none;align-items:center;justify-content:center;padding:18px}.modal-layer.open{display:flex}.modal{width:min(560px,96vw);max-height:92vh;overflow:auto;background:#fff;border-radius:8px;padding:26px;position:relative;box-shadow:0 20px 70px #0004}.modal.wide{width:min(820px,96vw)}.modal.compact{width:min(430px,96vw)}.modal h2{margin:0 0 8px}.modal-close{position:absolute;right:15px;top:12px;width:34px;height:34px;border:0;background:transparent;font-size:27px;cursor:pointer}.muted,.modal small{color:var(--muted)}form>label,.form-grid>label{display:flex;flex-direction:column;gap:7px;font-weight:600;margin-top:17px}label>span{color:#e5484d}input,select,textarea{font:inherit}.modal input:not([type=file]):not([type=checkbox]),.modal select,.modal textarea{border:1px solid #ccd1d6;border-radius:4px;padding:10px 11px;outline:0;background:#fff}.modal input:focus,.modal select:focus,.modal textarea:focus{border-color:var(--teal)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.dropzone{min-height:148px;border:1.5px dashed #aeb5bc;border-radius:7px;display:flex!important;align-items:center;justify-content:center;cursor:pointer;background:#fafbfb}.dropzone input{display:none}.drop-icon{font-size:30px!important;color:#00a69a!important}.file-preview{display:grid;grid-template-columns:240px 1fr;gap:18px;margin-top:18px;border:1px solid var(--line);border-radius:6px;padding:12px}.file-preview video{width:240px;height:145px;background:#000;object-fit:contain}.modal-actions{display:flex;justify-content:flex-end;gap:10px;border-top:1px solid var(--line);margin-top:24px;padding-top:18px}.upload-progress{margin-top:18px;background:#f7f8f9;border-radius:6px;padding:14px}.upload-progress>div{display:flex;justify-content:space-between}.upload-progress progress{width:100%;height:12px;margin:10px 0;accent-color:var(--teal)}.error-box{margin-top:14px;padding:12px;background:#fff0f0;border-left:3px solid #e5484d;color:#a5272e}.avatar-editor{display:flex;align-items:center;gap:18px;background:#f7f8f9;border-radius:7px;padding:16px;margin-top:18px}.avatar-editor p{margin:5px 0 10px;color:var(--muted);font-size:13px}.check-label{justify-content:center}.check-label input{width:17px;height:17px;accent-color:var(--teal)}.input-prefix{display:flex;border:1px solid #ccd1d6;border-radius:4px;overflow:hidden}.input-prefix span{display:grid;place-items:center;width:38px;background:#f3f4f5;color:#555}.input-prefix input{border:0!important;flex:1}.video-preview-modal video{width:100%;max-height:70vh;background:#000}.toast{position:fixed;right:25px;bottom:25px;z-index:200;background:#17201f;color:#fff;padding:12px 18px;border-radius:5px;opacity:0;transform:translateY(12px);pointer-events:none;transition:.2s}.toast.show{opacity:1;transform:none}.toast.error{background:#b4232b}@media(max-width:760px){.topbar{padding:0 12px;gap:10px}.topbar nav{display:none}.brand span:last-child{display:none}.account-pill{min-width:0}.page-heading{gap:10px}main{padding:18px 10px}.panel{padding:14px}.search{min-width:100%}.view-switch{margin-left:0}.media-grid.list .media-card{display:block}.form-grid,.file-preview{grid-template-columns:1fr}.file-preview video{width:100%}.simulation-badge{display:none}.section-actions{align-items:flex-start;gap:10px}.identity-grid{grid-template-columns:1fr}}