#view-tool-ai-video{padding:0!important}
.aivideo-v28{--p:#2568e8;--ink:#14233b;--muted:#75859d;--line:#dde6f1;--soft:#f5f8fc;color:var(--ink)}
.aivideo-v28 *{box-sizing:border-box}
.aivideo-v28 button,.aivideo-v28 input,.aivideo-v28 select,.aivideo-v28 textarea{font:inherit}
.aivideo-v28 .av-shell{display:flex;flex-direction:column;gap:14px;padding:2px}

.aivideo-v28 .av-tips{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}
.aivideo-v28 .av-tip{display:flex;flex-direction:column;gap:3px;padding:11px 13px;border:1px solid var(--line);border-radius:12px;background:#fff}
.aivideo-v28 .av-tip b{font-size:13px;color:#24415f}
.aivideo-v28 .av-tip span{font-size:11px;color:#8a99ad;line-height:1.5}

.aivideo-v28 .av-main{display:grid;grid-template-columns:minmax(400px,.95fr) minmax(0,1.05fr);align-items:start;gap:14px}
.aivideo-v28 .av-card{border:1px solid var(--line);border-radius:15px;background:#fff;box-shadow:0 8px 24px rgba(28,48,77,.04);overflow:hidden}
.aivideo-v28 .av-head{display:flex;align-items:flex-start;gap:12px;padding:16px 18px;border-bottom:1px solid var(--line)}
.aivideo-v28 .av-head h3{margin:0;font-size:16px}
.aivideo-v28 .av-head p{margin:5px 0 0;color:var(--muted);font-size:12px;line-height:1.5}
.aivideo-v28 .av-head .av-btn{margin-left:auto;flex-shrink:0}
.aivideo-v28 .av-body{padding:18px}
.aivideo-v28 .av-btn{border:1px solid #d5e0ed;border-radius:9px;background:#fff;color:#3b526e;padding:9px 14px;font-weight:700;cursor:pointer}
.aivideo-v28 .av-btn:hover{border-color:#9db6d3;background:#f8fbff}
.aivideo-v28 .av-btn.primary{border-color:var(--p);background:var(--p);color:#fff}
.aivideo-v28 .av-btn.small{padding:6px 10px;font-size:12px}
.aivideo-v28 .av-btn.danger{border-color:#f3c0c4;color:#e0343c}
.aivideo-v28 .av-btn.danger:hover{border-color:#e0343c;background:#fdf2f3}
.aivideo-v28 .av-btn[disabled]{opacity:.55;cursor:not-allowed}
.aivideo-v28 .av-submit{width:100%;height:44px;margin-top:4px;font-size:14px}

.aivideo-v28 .av-mode{display:flex;gap:8px;margin-bottom:14px}
.aivideo-v28 .av-mode-btn{flex:1;border:1px solid #d8e3f0;border-radius:10px;background:#f8fafc;color:#52677f;padding:10px 12px;font-weight:700;cursor:pointer}
.aivideo-v28 .av-mode-btn.active{border-color:var(--p);background:var(--p);color:#fff}

.aivideo-v28 .av-upload{position:relative;display:flex;align-items:center;gap:14px;min-height:88px;padding:16px;border:2px dashed #c7d6e8;border-radius:12px;background:#fafcff;cursor:pointer;margin-bottom:14px}
.aivideo-v28 .av-upload:hover{border-color:#7fa7e8;background:#f5f9ff}
.aivideo-v28 .av-upload.av-dragover{border-color:var(--p);background:#eef5ff}
.aivideo-v28 .av-upload.av-disabled{opacity:.5;cursor:not-allowed;background:#f5f7fa}
.aivideo-v28 .av-upload-icon{flex-shrink:0;width:46px;height:46px;display:grid;place-items:center;border-radius:10px;background:#e8f1fd;color:#2568e8;font-size:24px;font-weight:700}
.aivideo-v28 .av-upload-text b{display:block;color:#31496b;font-size:13px}
.aivideo-v28 .av-upload-text span{display:block;margin-top:3px;color:#8a99ad;font-size:11px}
.aivideo-v28 .av-product-preview{flex-shrink:0;width:64px;height:64px;object-fit:cover;border-radius:10px;border:1px solid var(--line)}

.aivideo-v28 .av-field{margin-bottom:13px}
.aivideo-v28 .av-field label{display:block;margin:0 0 6px;color:#60728a;font-size:12px;font-weight:700}
.aivideo-v28 .av-input,.aivideo-v28 .av-select,.aivideo-v28 .av-textarea{width:100%;border:1px solid #d7e1ed;border-radius:9px;background:#fff;color:#1d3049;padding:9px 11px;outline:none}
.aivideo-v28 .av-input,.aivideo-v28 .av-select{height:41px}
.aivideo-v28 .av-textarea{min-height:88px;resize:vertical;line-height:1.6}
.aivideo-v28 .av-input:focus,.aivideo-v28 .av-select:focus,.aivideo-v28 .av-textarea:focus{border-color:#6ea3ef;box-shadow:0 0 0 3px rgba(37,104,232,.08)}
.aivideo-v28 .av-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:12px}
.aivideo-v28 .av-model-hint{display:block;margin-top:4px;color:#8a99ad;font-size:11px}

.aivideo-v28 .av-result-body{min-height:360px;display:flex}
.aivideo-v28 .av-result{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;border:1px solid #e7eef7;border-radius:12px;background:#fafcff;padding:18px;min-height:340px}
.aivideo-v28 .av-result-empty{color:#8a99ad;font-size:13px;text-align:center}
.aivideo-v28 .av-result-empty.av-error{color:#cf3d3d}
.aivideo-v28 .av-result-empty.av-loading{color:#2568e8}
.aivideo-v28 .av-progress-wrap{width:100%;max-width:440px;display:flex;flex-direction:column;gap:12px;align-items:center}
.aivideo-v28 .av-progress-track{width:100%;height:8px;border-radius:999px;background:#e8eef7;overflow:hidden}
.aivideo-v28 .av-progress-fill{height:100%;width:36%;border-radius:999px;background:linear-gradient(90deg,#2568e8,#7fa7e8);animation:avProgress 1.4s ease-in-out infinite}
.aivideo-v28 .av-progress-label{color:#60728a;font-size:13px;text-align:center}
@keyframes avProgress{0%{transform:translateX(-110%)}100%{transform:translateX(390%)}}
.aivideo-v28 .av-video{max-width:100%;max-height:440px;border-radius:10px;background:#000}
.aivideo-v28 .av-result-actions{margin-top:14px;display:flex;gap:8px}

.aivideo-v28 .av-history{display:flex;flex-direction:column;gap:10px}
.aivideo-v28 .av-history-empty{padding:30px;text-align:center;color:#8a99ad;font-size:13px}
.aivideo-v28 .av-history-item{display:flex;align-items:center;gap:14px;padding:12px;border:1px solid var(--line);border-radius:12px;background:#fbfcfe}
.aivideo-v28 .av-history-thumb{flex-shrink:0;width:96px;height:54px;border-radius:8px;overflow:hidden;border:1px solid var(--line);background:#eef2f7;display:grid;place-items:center}
.aivideo-v28 .av-history-thumb video{width:100%;height:100%;object-fit:cover}
.aivideo-v28 .av-thumb-placeholder{color:#b6c2d2;font-size:18px}
.aivideo-v28 .av-history-info{flex:1;min-width:0}
.aivideo-v28 .av-history-prompt{color:#24364e;font-size:13px;line-height:1.5;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.aivideo-v28 .av-history-meta{margin-top:4px;color:#8a99ad;font-size:11px}
.aivideo-v28 .av-pill{display:inline-block;border-radius:999px;padding:4px 10px;background:#edf3fb;color:#35628f;font-size:11px;font-weight:700}
.aivideo-v28 .av-pill.green{background:#eaf8f1;color:#16805b}
.aivideo-v28 .av-pill.red{background:#fcebeb;color:#cf3d3d}
.aivideo-v28 .av-history-actions{flex-shrink:0}

.aivideo-v28 .av-modal{position:fixed;z-index:1700;inset:0;display:none;align-items:center;justify-content:center;padding:18px;background:rgba(11,25,44,.45)}
.aivideo-v28 .av-modal.open{display:flex}
.aivideo-v28 .av-dialog{width:min(560px,94vw);max-height:90vh;overflow:auto;border-radius:16px;background:#fff;box-shadow:0 26px 70px rgba(7,21,40,.28)}
.aivideo-v28 .av-dialog-head{display:flex;align-items:center;padding:17px 19px;border-bottom:1px solid var(--line)}
.aivideo-v28 .av-dialog-head h3{margin:0;font-size:17px;flex:1}
.aivideo-v28 .av-dialog-body{padding:18px}
.aivideo-v28 .av-dialog-foot{display:flex;justify-content:flex-end;gap:8px;padding:14px 18px;border-top:1px solid var(--line)}

@media(max-width:980px){.aivideo-v28 .av-tips{grid-template-columns:repeat(2,minmax(0,1fr))}.aivideo-v28 .av-main{grid-template-columns:1fr}}