:root{--primary-gradient:linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);--primary-light:#dc27431a;--bg-color:#fafafa;--text-color:#262626;--text-light:#8e8e8e;--glass-bg:#ffffffd9;--glass-border:#dbdbdb80;--shadow-color:#0000000d;--radius-lg:16px;--radius-md:12px;--radius-sm:8px;--transition:all .3s cubic-bezier(.25, .8, .25, 1)}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg-color);color:var(--text-color);background-image:radial-gradient(circle at 10% 10%,#f094330d 0%,#0000 40%),radial-gradient(circle at 90% 90%,#bc18880d 0%,#0000 40%);justify-content:center;align-items:center;min-height:100vh;padding:20px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;display:flex}.app-container{flex-direction:column;gap:24px;width:100%;max-width:700px;display:flex}.header{text-align:center;margin-bottom:8px}.header h1{background:var(--primary-gradient);-webkit-text-fill-color:transparent;-webkit-background-clip:text;margin-bottom:8px;font-size:2.5rem;font-weight:800}.header p{color:var(--text-light);font-size:1rem}.glass-panel{background:var(--glass-bg);-webkit-backdrop-filter:blur(10px);border:1px solid var(--glass-border);border-radius:var(--radius-lg);box-shadow:0 4px 20px var(--shadow-color);padding:24px}.preview-container{border-radius:var(--radius-md);text-align:center;border:1px solid var(--glass-border);background:#fff;justify-content:center;align-items:center;min-height:120px;margin-bottom:24px;padding:32px 24px;display:flex;position:relative}.preview-text{color:var(--text-color);word-break:break-all;transition:var(--transition);font-size:1.5rem;line-height:1.5}.copy-button{background:var(--primary-gradient);color:#fff;cursor:pointer;transition:var(--transition);border:none;border-radius:20px;align-items:center;gap:6px;padding:8px 16px;font-family:inherit;font-weight:600;display:flex;position:absolute;bottom:12px;right:12px;box-shadow:0 4px 12px #dc274333}.copy-button:hover{filter:brightness(1.1);transform:translateY(-2px);box-shadow:0 6px 16px #dc27434d}.copy-button:active{transform:translateY(0)}.toast{color:#fff;opacity:0;visibility:hidden;transition:var(--transition);box-shadow:0 4px 12px var(--shadow-color);background:#262626;border-radius:20px;padding:8px 16px;font-size:.9rem;font-weight:600;position:absolute;top:-40px;left:50%;transform:translate(-50%)}.toast.show{opacity:1;visibility:visible;top:-20px}.controls{flex-direction:column;gap:20px;display:flex}.control-group{flex-direction:column;gap:8px;display:flex}.control-group label{color:var(--text-color);font-size:.95rem;font-weight:600}.slider{-webkit-appearance:none;background:#efefef;border-radius:3px;outline:none;width:100%;height:6px}.slider::-webkit-slider-thumb{appearance:none;cursor:pointer;background:#dc2743;border-radius:50%;width:20px;height:20px;transition:transform .2s;box-shadow:0 2px 6px #dc27434d}.slider::-webkit-slider-thumb:hover{transform:scale(1.15)}.variant-selector{flex-wrap:wrap;gap:8px;display:flex}.variant-btn{border:1px solid var(--glass-border);color:var(--text-color);cursor:pointer;transition:var(--transition);background:#fff;border-radius:16px;padding:6px 12px;font-family:inherit;font-size:.85rem;font-weight:600}.variant-btn:hover{background:#fafafa}.variant-btn.active{background:var(--text-color);color:#fff;border-color:var(--text-color)}.category-tabs{border-bottom:1px solid var(--glass-border);scrollbar-width:none;gap:12px;margin-bottom:20px;padding-bottom:12px;display:flex;overflow-x:auto}.category-tabs::-webkit-scrollbar{display:none}.tab-btn{color:var(--text-light);cursor:pointer;transition:var(--transition);white-space:nowrap;background:0 0;border:none;border-radius:20px;padding:8px 16px;font-family:inherit;font-size:1rem;font-weight:600}.tab-btn:hover{background:var(--primary-light);color:#dc2743}.tab-btn.active{background:var(--primary-gradient);color:#fff;box-shadow:0 4px 12px #dc274333}.pattern-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;display:grid}.pattern-card{border:1px solid var(--glass-border);border-radius:var(--radius-md);cursor:pointer;transition:var(--transition);min-height:80px;box-shadow:0 2px 4px var(--shadow-color);background:#fff;flex-direction:column;justify-content:center;align-items:center;padding:16px;display:flex}.pattern-card:hover{border-color:#dc2743;transform:translateY(-2px);box-shadow:0 6px 12px #0000000d}.pattern-card.active{background:var(--primary-light);border-color:#dc2743}.pattern-preview{color:var(--text-color);pointer-events:none;font-size:1.1rem}.footer{text-align:center;color:var(--text-light);margin-top:10px;font-size:.9rem}.back-link{color:var(--text-light);transition:var(--transition);font-size:.95rem;font-weight:600;text-decoration:none}.back-link:hover{color:#dc2743}@media (width<=600px){.header h1{font-size:2rem}.pattern-grid{grid-template-columns:1fr}}