.svg-pattern-generator{min-height:auto;background:linear-gradient(135deg,#1a1a2e,#16213e);padding:2rem;color:#fff}.svg-pattern-generator h1{text-align:center;margin-bottom:.5rem;font-size:2.5rem;background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.svg-pattern-generator .tool-description{text-align:center;color:#a0a0a0;margin-bottom:2rem}.spg-container{display:grid;grid-template-columns:var(--tool-controls-width, 420px) 1fr;gap:var(--tool-content-gap, 2rem);max-width:var(--tool-container-max-width, 1600px);margin:0 auto}.spg-controls{display:flex;flex-direction:column;gap:1.5rem}.control-section{background:#ffffff14;border-radius:12px;padding:1.5rem;border:2px solid rgba(255,255,255,.25)}.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}.pattern-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:.5rem}.pattern-type-btn{display:flex;flex-direction:column;align-items:center;gap:.25rem;padding:.6rem .4rem;background:#ffffff14;border:2px solid rgba(255,255,255,.25);border-radius:8px;color:#ccc;cursor:pointer;transition:all .3s}.pattern-type-btn:hover{background:#ffffff26;border-color:#fff3}.pattern-type-btn.active{background:#667eea33;border-color:#667eea;color:#667eea}.pattern-icon{font-size:1.1rem}.pattern-name{font-size:.65rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}.color-controls{display:flex;flex-direction:column;gap:.75rem}.color-input{display:flex;flex-direction:column;gap:.25rem}.color-input label{font-size:1rem;color:var(--gray-900);font-weight:600;margin-bottom:.5rem;line-height:1.5;letter-spacing:.3px}.color-picker-wrapper{display:flex;gap:.5rem}.color-picker-wrapper input[type=color]{width:50px;height:38px;padding:2px;border:2px solid rgba(255,255,255,.35);border-radius:6px;background:transparent;cursor:pointer}.color-picker-wrapper input[type=text]{flex:1;padding:.5rem .75rem;border:2px solid rgba(255,255,255,.35);border-radius:6px;background:#0000004d;color:#fff;font-family:monospace;font-size:.875rem}.color-picker-wrapper input[type=text]:focus{outline:none;border-color:#667eea}.slider-group{margin-bottom:1rem}.slider-group label{display:block;margin-bottom:.5rem;color:#ccc;font-size:.875rem}.slider-group input[type=range]{width:100%;height:6px;-webkit-appearance:none;background:#fff3;border-radius:3px;cursor:pointer}.slider-group input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;background:#667eea;border-radius:50%;cursor:pointer}.checkbox-label{display:flex;align-items:center;gap:.5rem;color:var(--gray-900);font-size:1rem;cursor:pointer;margin-top:.5rem}.checkbox-label input[type=checkbox]{width:18px;height:18px;accent-color:var(--gray-900);cursor:pointer}.pattern-id-input{width:100%;padding:.75rem;border:2px solid rgba(255,255,255,.35);border-radius:8px;background:#0000004d;color:#fff;font-family:monospace;font-size:.875rem}.pattern-id-input:focus{outline:none;border-color:#667eea}.presets-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.5rem;margin-bottom:1rem}.preset-btn{padding:.5rem .75rem;background:#667eea33;border:1px solid rgba(102,126,234,.3);border-radius:6px;color:#667eea;font-size:.8rem;cursor:pointer;transition:all .3s}.preset-btn:hover{background:#667eea4d;border-color:#667eea}.randomize-btn{width:100%;padding:.75rem;background:linear-gradient(135deg,#667eea,#764ba2);border:none;border-radius:8px;color:#fff;font-size:.875rem;cursor:pointer;transition:all .3s}.randomize-btn:hover{transform:translateY(-2px);box-shadow:0 4px 15px #667eea66}.saved-list{display:flex;flex-direction:column;gap:.5rem}.saved-item{display:flex;justify-content:space-between;align-items:center;padding:.5rem .75rem;background:#ffffff14;border-radius:6px}.saved-item span{cursor:pointer;color:#ccc;font-size:.875rem;transition:color .3s}.saved-item span:hover{color:#667eea}.saved-item button{width:24px;height:24px;padding:0;background:transparent;border:none;color:#888;font-size:1.2rem;cursor:pointer;transition:color .3s}.saved-item button:hover{color:var(--danger)}.spg-output{display:flex;flex-direction:column;gap:1.5rem}.preview-container{background:#f9fafb;border-radius:12px;padding:1rem;border:2px solid #d1d5db;box-shadow:0 1px 3px #0000001a}.pattern-preview{width:100%;height:280px;border-radius:8px;overflow:hidden;box-shadow:0 1px 3px #0000001a}.pattern-preview svg{width:100%;height:100%}.output-section{background:#ffffff14;border-radius:12px;padding:1.5rem;border:2px solid rgba(255,255,255,.25)}.output-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.output-header h3{margin:0;color:#667eea;font-size:1rem}.output-actions{display:flex;gap:.5rem}.save-btn,.download-btn,.copy-btn{padding:.5rem 1rem;border-radius:6px;font-size:.85rem;cursor:pointer;transition:all .3s}.save-btn{background:#ffffff26;border:2px solid rgba(255,255,255,.35);color:#ccc}.save-btn:hover{background:#ffffff26}.download-btn{background:#10b98133;border:1px solid rgba(16,185,129,.3);color:var(--success)}.download-btn:hover{background:#10b9814d}.copy-btn{background:linear-gradient(135deg,#667eea,#764ba2);border:none;color:#fff}.copy-btn:hover{transform:translateY(-1px);box-shadow:0 4px 12px #667eea66}.copy-btn.small{padding:.4rem .75rem;font-size:.8rem}.code-output{background:#0006;border-radius:8px;padding:1rem;margin:0;overflow-x:auto;max-height:200px}.code-output.data-uri{max-height:100px}.code-output code{color:#a5d6ff;font-family:Fira Code,Monaco,monospace;font-size:.8rem;line-height:1.6;white-space:pre-wrap;word-break:break-all}.tips-section{background:#ffffff14;border-radius:12px;padding:1.5rem;border:2px solid rgba(255,255,255,.25)}.tips-section h3{margin:0 0 1rem;color:#667eea;font-size:1rem}.tips-section ul{margin:0;padding-left:1.25rem;color:#a0a0a0;font-size:.875rem;line-height:1.8}.tips-section li strong{color:#ccc}.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: 1023px){.spg-container{grid-template-columns:1fr}}@media (max-width: 640px){.svg-pattern-generator{padding:1rem}.svg-pattern-generator h1{font-size:1.75rem}.pattern-grid{grid-template-columns:repeat(3,1fr)}.presets-grid{grid-template-columns:1fr}.pattern-preview{height:200px}.output-actions{flex-wrap:wrap}}