.aspect-ratio-box-generator{max-width:var(--tool-container-max-width, 1600px);margin:0 auto;padding:24px}.aspect-ratio-box-generator h1{font-size:28px;color:var(--gray-800);margin-bottom:8px}.aspect-ratio-box-generator .tool-description{color:var(--gray-500);margin-bottom:24px}.aspect-ratio-box-generator .generator-layout{display:grid;grid-template-columns:var(--tool-controls-width, 420px) 1fr;gap:24px}.control-panel{background-color:#1f2937f2!important;border:2px solid var(--gray-400)!important;border-radius:6px}[data-theme=dark] .control-section{background-color:#1f2937e6!important;border-color:var(--gray-400)!important;border-width:2px}[data-theme=dark] .control-group input,[data-theme=dark] .control-group select,[data-theme=dark] .control-group textarea{background-color:#0f172acc!important;border:2px solid var(--gray-500)!important;color:var(--text-primary)}[data-theme=dark] .control-group label{display:block;color:var(--gray-900);font-size:1rem;margin-bottom:.5rem;font-weight:600;line-height:1.5;letter-spacing:.3px}@media (max-width: 900px){.aspect-ratio-box-generator .generator-layout{grid-template-columns:1fr}}.aspect-ratio-box-generator .controls-panel{display:flex;flex-direction:column;gap:20px}.aspect-ratio-box-generator .control-section{background:var(--gray-50);border-radius:8px;padding:16px}.aspect-ratio-box-generator .control-section h3{font-size:1.15rem;font-weight:700;color:var(--gray-900);margin-bottom:1.25rem;padding-bottom:.75rem;border-bottom:2px solid var(--primary);letter-spacing:.03em}.control-section:last-child{margin-bottom:0;padding-bottom:0;border-bottom:none}.aspect-ratio-box-generator .presets-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}.aspect-ratio-box-generator .preset-btn{padding:10px 12px;background:var(--white);border:1px solid var(--gray-200);border-radius:6px;cursor:pointer;font-size:13px;color:var(--gray-700);transition:all .2s}.aspect-ratio-box-generator .preset-btn:hover{background:var(--info-color);color:var(--white);border-color:var(--info-color)}.aspect-ratio-box-generator .ratio-input-row{display:flex;align-items:flex-end;gap:8px;margin-bottom:12px}.aspect-ratio-box-generator .ratio-input-row .control-group{flex:1;margin-bottom:0}.aspect-ratio-box-generator .swap-btn{width:36px;height:36px;border:1px solid var(--gray-200);background:var(--white);border-radius:6px;cursor:pointer;font-size:18px;display:flex;align-items:center;justify-content:center;color:var(--gray-500);transition:all .2s}.aspect-ratio-box-generator .swap-btn:hover{background:var(--info-color);color:var(--white);border-color:var(--info-color)}.aspect-ratio-box-generator .ratio-display{text-align:center;padding:8px;background:var(--white);border-radius:6px;color:var(--gray-600);font-family:monospace;margin-bottom:12px}.aspect-ratio-box-generator .common-ratios{margin-top:12px}.aspect-ratio-box-generator .common-ratios>label{display:block;font-size:12px;color:var(--gray-500);margin-bottom:8px}.aspect-ratio-box-generator .ratio-buttons{display:flex;flex-wrap:wrap;gap:6px}.aspect-ratio-box-generator .ratio-btn{padding:6px 10px;background:var(--white);border:1px solid var(--gray-200);border-radius:4px;cursor:pointer;font-size:12px;color:var(--gray-600);transition:all .2s}.aspect-ratio-box-generator .ratio-btn:hover{border-color:var(--info-color)}.aspect-ratio-box-generator .ratio-btn.active{background:var(--info-color);color:var(--white);border-color:var(--info-color)}.aspect-ratio-box-generator .method-toggle{display:flex;gap:8px}.aspect-ratio-box-generator .method-toggle button{flex:1;padding:12px;border:2px solid var(--gray-200);background:var(--white);border-radius:6px;cursor:pointer;text-align:center;transition:all .2s}.aspect-ratio-box-generator .method-toggle button:hover{border-color:var(--info-color)}.aspect-ratio-box-generator .method-toggle button.active{background:var(--info-color);border-color:var(--info-color);color:var(--white)}.aspect-ratio-box-generator .method-toggle button span{display:block;font-weight:600;font-size:14px}.aspect-ratio-box-generator .method-toggle button small{display:block;font-size:11px;opacity:.8;margin-top:2px}.aspect-ratio-box-generator .control-group{margin-bottom:12px}.aspect-ratio-box-generator .control-group:last-child{margin-bottom:0}.aspect-ratio-box-generator .control-group>label{display:block;font-size:13px;color:var(--gray-600);margin-bottom:6px}.aspect-ratio-box-generator .control-group label input[type=checkbox]{margin-right:8px}.aspect-ratio-box-generator .control-group input[type=text],.aspect-ratio-box-generator .control-group input[type=number],.aspect-ratio-box-generator .control-group select{width:100%;padding:8px 12px;border:1px solid var(--gray-200);border-radius:6px;font-size:14px;background:var(--white)}.aspect-ratio-box-generator .control-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.aspect-ratio-box-generator .color-input-row{display:flex;gap:8px}.aspect-ratio-box-generator .color-input-row input[type=color]{width:48px;height:36px;border:1px solid var(--gray-200);border-radius:6px;cursor:pointer;padding:2px}.aspect-ratio-box-generator .color-input-row input[type=text]{flex:1}.aspect-ratio-box-generator .fit-buttons{display:flex;flex-wrap:wrap;gap:6px}.aspect-ratio-box-generator .fit-btn{padding:6px 10px;background:var(--white);border:1px solid var(--gray-200);border-radius:4px;cursor:pointer;font-size:12px;color:var(--gray-600);transition:all .2s}.aspect-ratio-box-generator .fit-btn:hover{border-color:var(--info-color)}.aspect-ratio-box-generator .fit-btn.active{background:var(--info-color);color:var(--white);border-color:var(--info-color)}.aspect-ratio-box-generator .breakpoints-list{display:flex;flex-direction:column;gap:8px;margin-bottom:12px}.aspect-ratio-box-generator .breakpoint-row{display:flex;gap:8px;align-items:center}.aspect-ratio-box-generator .breakpoint-row input[type=number],.aspect-ratio-box-generator .breakpoint-row input[type=text]{width:80px}.aspect-ratio-box-generator .breakpoint-row span{color:var(--gray-500);font-size:12px}.aspect-ratio-box-generator .breakpoint-row button{width:28px;height:28px;border:none;background:#fee2e2;color:#dc2626;border-radius:6px;cursor:pointer;font-size:16px}.aspect-ratio-box-generator .add-breakpoint-btn{width:100%;padding:8px;border:2px dashed var(--gray-200);background:var(--white);border-radius:6px;cursor:pointer;color:var(--gray-500);font-size:13px}.aspect-ratio-box-generator .add-breakpoint-btn:hover{border-color:var(--info-color);color:var(--info-color)}.aspect-ratio-box-generator .save-btn{width:100%;padding:10px;background:var(--info-color);color:var(--white);border:none;border-radius:6px;cursor:pointer;font-weight:500;margin-bottom:12px}.aspect-ratio-box-generator .save-btn:hover{background:#2563eb}.aspect-ratio-box-generator .saved-configs{display:flex;flex-direction:column;gap:6px}.aspect-ratio-box-generator .saved-config-item{display:flex;justify-content:space-between;align-items:center;padding:8px 12px;background:var(--white);border-radius:6px}.aspect-ratio-box-generator .saved-config-item span{cursor:pointer;color:var(--info-color);font-size:14px}.aspect-ratio-box-generator .saved-config-item span:hover{text-decoration:underline}.aspect-ratio-box-generator .saved-config-item button{background:none;border:none;color:var(--gray-400);cursor:pointer;font-size:16px}.aspect-ratio-box-generator .saved-config-item button:hover{color:#dc2626}.aspect-ratio-box-generator .preview-panel{display:flex;flex-direction:column;gap:20px}.aspect-ratio-box-generator .preview-panel h3{font-size:16px;font-weight:600;color:var(--gray-700);margin-bottom:12px}.aspect-ratio-box-generator .preview-container{background:var(--gray-100);border:2px solid #d1d5db;border-radius:8px;padding:24px;display:flex;justify-content:center;align-items:center;min-height:300px;box-shadow:0 1px 3px #0000001a}.aspect-ratio-box-generator .aspect-box-preview{background:#f9fafb;border:2px solid #d1d5db;border-radius:8px;box-shadow:0 1px 3px #0000001a}.aspect-ratio-box-generator .placeholder-content{padding:20px}.aspect-ratio-box-generator .placeholder-icon{font-size:48px;margin-bottom:12px}.aspect-ratio-box-generator .placeholder-text{font-size:24px;font-weight:700;margin-bottom:4px}.aspect-ratio-box-generator .placeholder-subtext{font-size:14px;opacity:.8}.aspect-ratio-box-generator .preview-info{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}.aspect-ratio-box-generator .info-item{background:var(--gray-50);padding:8px 16px;border-radius:6px;font-size:14px}.aspect-ratio-box-generator .info-item span{color:var(--gray-500);margin-right:8px}.aspect-ratio-box-generator .info-item strong{color:var(--gray-800);font-family:monospace}.aspect-ratio-box-generator .code-output{background:var(--gray-800);border-radius:8px;overflow:hidden}.aspect-ratio-box-generator .code-header{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:var(--gray-700)}.aspect-ratio-box-generator .code-header h4{color:var(--gray-300);font-size:14px;margin:0}.aspect-ratio-box-generator .copy-btn{padding:6px 12px;background:var(--gray-600);color:var(--white);border:none;border-radius:4px;cursor:pointer;font-size:12px}.aspect-ratio-box-generator .copy-btn:hover{background:var(--gray-500)}.aspect-ratio-box-generator .copy-btn.copied{background:var(--success)}.aspect-ratio-box-generator .code-output pre{margin:0;padding:16px;overflow-x:auto}.aspect-ratio-box-generator .code-output code{color:var(--gray-200);font-family:Fira Code,Monaco,monospace;font-size:13px;line-height:1.6;white-space:pre}.aspect-ratio-box-generator .reference-section{margin-top:32px;padding-top:24px;border-top:1px solid var(--gray-200)}.aspect-ratio-box-generator .reference-section h3{font-size:18px;color:var(--gray-800);margin-bottom:16px}.aspect-ratio-box-generator .reference-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px}.aspect-ratio-box-generator .reference-card{background:var(--gray-50);border-radius:8px;padding:16px}.aspect-ratio-box-generator .reference-card h4{font-size:14px;font-weight:600;color:var(--gray-700);margin-bottom:10px}.aspect-ratio-box-generator .reference-card ul{margin:0;padding-left:16px}.aspect-ratio-box-generator .reference-card li{font-size:13px;color:var(--gray-600);margin-bottom:6px}.aspect-ratio-box-generator .reference-card strong{color:var(--gray-800)}