*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; background: #fff; }
.aus-wrap { max-width: 1100px; margin: 0 auto; padding: 24px 20px 60px; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; color: #1a1a1a; }
.aus-header { margin-bottom: 28px; }
.aus-header-inner { display: flex; align-items: center; justify-content: space-between; }
.aus-logo { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 700; color: #1a1a1a; }
.aus-credits-pill { display: flex; align-items: center; gap: 6px; background: #f5f3ff; border: 1px solid #d4c5f9; border-radius: 20px; padding: 5px 12px; font-size: 13px; font-weight: 700; color: #6d28d9; }
.aus-body { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 768px) { .aus-body { grid-template-columns: 1fr; } }
.aus-panel { background: #fff; border: 1px solid #e5e7eb; border-radius: 12px; padding: 20px; box-shadow: 0 1px 4px rgba(0,0,0,0.06); }
.aus-section-label { font-size: 11px; font-weight: 600; color: #888; text-transform: uppercase; letter-spacing: .8px; margin-bottom: 10px; }
.aus-dropzone { border: 2px dashed #d1d5db; border-radius: 10px; padding: 28px 20px; text-align: center; cursor: pointer; transition: border-color .2s, background .2s; min-height: 140px; display: flex; align-items: center; justify-content: center; }
.aus-dropzone:hover, .aus-dropzone.drag-over { border-color: #7c3aed; background: #f5f3ff; }
.aus-dropzone p { margin: 8px 0 0; font-size: 13px; color: #555; }
.aus-sub { font-size: 11px; color: #999; margin-top: 4px; }
.aus-link-btn { background: none; border: none; color: #7c3aed; cursor: pointer; font-size: 13px; padding: 0; text-decoration: underline; }
.aus-toggle-row { display: flex; gap: 8px; }
.aus-toggle-btn { flex: 1; padding: 8px; background: #f9fafb; border: 2px solid #e5e7eb; border-radius: 8px; cursor: pointer; font-size: 12px; font-weight: 600; color: #555; transition: all .15s; }
.aus-toggle-btn.active { border-color: #7c3aed; background: #f5f3ff; color: #6d28d9; }
.aus-run-btn { width: 100%; margin-top: 18px; padding: 12px; background: #7c3aed; border: none; border-radius: 8px; color: #fff; font-size: 14px; font-weight: 700; cursor: pointer; display: flex; align-items: center; justify-content: center; gap: 8px; transition: opacity .15s; }
.aus-run-btn:hover { opacity: .88; }
.aus-run-btn:disabled { opacity: .5; cursor: not-allowed; }
.aus-cost-badge { background: rgba(255,255,255,0.2); border-radius: 10px; padding: 2px 8px; font-size: 11px; }
.aus-hint { font-size: 11px; color: #888; margin-top: 10px; min-height: 16px; }
.aus-result-area { background: #f9fafb; border: 1px solid #e5e7eb; border-radius: 10px; min-height: 320px; display: flex; align-items: center; justify-content: center; overflow: hidden; position: relative; }
.aus-result-empty { text-align: center; color: #ccc; }
.aus-result-empty p { margin-top: 12px; font-size: 13px; }
.aus-progress-wrap { display: flex; flex-direction: column; align-items: center; gap: 12px; padding: 40px 20px; width: 100%; }
.aus-spinner { width: 44px; height: 44px; border: 3px solid #7c3aed; border-top-color: transparent; border-radius: 50%; animation: aus-spin 0.8s linear infinite; }
@keyframes aus-spin { to { transform: rotate(360deg); } }
.aus-progress-label { font-size: 13px; font-weight: 600; color: #555; }
.aus-progress-track { width: 220px; height: 5px; background: #e5e7eb; border-radius: 3px; overflow: hidden; }
.aus-progress-bar { height: 100%; background: #7c3aed; border-radius: 3px; width: 0%; transition: width .5s ease; }
.aus-cancel-btn { background: none; border: 1px solid #d1d5db; color: #888; border-radius: 6px; padding: 6px 14px; cursor: pointer; font-size: 12px; }
.aus-result-actions { display: flex; align-items: center; gap: 10px; margin-top: 14px; flex-wrap: wrap; }
.aus-dl-btn { display: flex; align-items: center; gap: 6px; background: #1a6e42; color: #fff; border: none; border-radius: 7px; padding: 9px 18px; font-size: 13px; font-weight: 600; cursor: pointer; }
.aus-dl-btn:hover { opacity: .85; }
.aus-again-btn { display: flex; align-items: center; gap: 6px; background: #f9fafb; color: #555; border: 1px solid #e5e7eb; border-radius: 7px; padding: 9px 18px; font-size: 13px; font-weight: 600; cursor: pointer; }
.aus-again-btn:hover { border-color: #7c3aed; color: #6d28d9; }
.aus-modal { background: #fff; border: 1px solid #e5e7eb; border-radius: 12px; padding: 28px; max-width: 340px; width: 90%; box-shadow: 0 20px 60px rgba(0,0,0,0.15); }
.aus-variant-btn { width: 100%; background: #f9fafb; border: 2px solid #e5e7eb; border-radius: 8px; padding: 10px 14px; cursor: pointer; text-align: left; transition: all .15s; font-family: inherit; }
.aus-variant-btn:hover { border-color: #7c3aed; background: #f5f3ff; }
.aus-variant-btn.active { border-color: #7c3aed; background: #f5f3ff; }
.aus-variant-credits { font-size: 12px; color: #6d28d9; font-weight: 600; }
.aus-edit-btn { display: flex; align-items: center; gap: 6px; background: #f0f9ff; color: #0369a1; border: 1px solid #bae6fd; border-radius: 7px; padding: 9px 18px; font-size: 13px; font-weight: 600; cursor: pointer; transition: all .15s; }
.aus-edit-btn:hover { background: #e0f2fe; border-color: #0ea5e9; }
.aus-history-item { background: #fff; border: 1px solid #e5e7eb; border-radius: 10px; padding: 12px; box-shadow: 0 1px 3px rgba(0,0,0,0.05); display:flex; align-items:center; gap:12px; }
.aus-history-item-thumb { position: relative; width: 120px; flex-shrink:0; border-radius: 7px; overflow: hidden; cursor: col-resize; user-select: none; line-height: 0; }
.aus-history-compare { position: relative; width: 100%; border-radius: 8px; overflow: hidden; cursor: col-resize; user-select: none; line-height: 0; margin-bottom: 12px; }
.aus-history-actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.aus-history-edit-panel { display: none; margin-top: 10px; background: #f9fafb; border: 1px solid #e5e7eb; border-radius: 8px; padding: 12px; }