:root{--bg-color: #0f172a;--text-color: #f8fafc;--primary-color: #3b82f6;--primary-hover: #2563eb;--card-bg: #1e293b;--card-border: #334155}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,system-ui,sans-serif;background-color:var(--bg-color);color:var(--text-color);min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:2rem}h1{font-size:2.5rem;margin-bottom:1.3rem;background:linear-gradient(to right,#60a5fa,#a78bfa);-webkit-background-clip:text;color:transparent}.navbar{position:fixed;top:0;left:0;width:100%;display:flex;justify-content:space-between;align-items:center;padding:1rem 2rem;background:#0f172ab3;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--card-border);z-index:100}.nav-brand{display:flex;align-items:center;gap:1rem}.nav-logo{height:32px;width:auto}.nav-links{display:flex;gap:1.5rem}.nav-link{color:var(--text-color);text-decoration:none;font-weight:500;transition:color .2s}.nav-link:hover{color:var(--primary-color)}.hero-section{text-align:center;margin-bottom:3rem;margin-top:5rem}.page-title{font-size:3rem;margin-bottom:.5rem;background:linear-gradient(to right,#60a5fa,#a78bfa);-webkit-background-clip:text;color:transparent}.subtitle{color:#94a3b8;font-size:1.125rem}.home-container{display:flex;gap:2rem;margin-top:2rem}.card-btn{background-color:var(--card-bg);border:1px solid var(--card-border);border-radius:1rem;padding:3rem;text-decoration:none;color:var(--text-color);font-size:1.5rem;font-weight:600;transition:all .3s ease;display:flex;flex-direction:column;align-items:center;gap:1rem;min-width:250px}.card-btn:hover{transform:translateY(-5px);border-color:var(--primary-color);box-shadow:0 10px 25px -5px #3b82f680}.tool-container{background:var(--card-bg);padding:2rem;border-radius:1rem;border:1px solid var(--card-border);width:100%;max-width:800px;display:flex;flex-direction:column;gap:1.5rem}.btn{background:var(--primary-color);color:#fff;border:none;padding:.75rem 1.5rem;border-radius:.5rem;font-size:1rem;cursor:pointer;transition:background .3s;font-weight:600}.btn:hover{background:var(--primary-hover)}.back-link{color:#94a3b8;text-decoration:none;margin-bottom:1rem;display:inline-block}.back-link:hover{color:#fff}textarea{width:100%;min-height:200px;background:#0f172a;border:1px solid var(--card-border);color:#fff;padding:1rem;border-radius:.5rem;font-family:inherit;font-size:1rem;resize:vertical}textarea:focus{outline:none;border-color:var(--primary-color)}#results{margin-top:1rem}.error-item{background:#2d1b2e;border-left:4px solid #ef4444;padding:1rem;margin-bottom:1rem;border-radius:0 .5rem .5rem 0}.suggestion-badge{background:#ef4444;color:#fff;padding:.25rem .5rem;border-radius:.25rem;margin-right:.5rem;font-size:.875rem;cursor:pointer;border:none;transition:opacity .2s}.suggestion-badge:hover{opacity:.8}.blur-tool-layout{display:grid;grid-template-columns:320px minmax(0,1fr);gap:2rem;width:100%;max-width:1200px;background:transparent;padding:0;border:none}@media (max-width: 768px){.blur-tool-layout{grid-template-columns:1fr}}.blur-sidebar{background:var(--card-bg);border:1px solid var(--card-border);border-radius:1.25rem;padding:1.5rem;display:flex;flex-direction:column;gap:2rem;height:fit-content;box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -1px #0000000f}.sidebar-section h3{font-size:.875rem;text-transform:uppercase;letter-spacing:.05em;color:#94a3b8;margin-bottom:1rem;font-weight:600}.custom-file-upload{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.75rem;border:2px dashed var(--card-border);border-radius:1rem;padding:2rem 1rem;cursor:pointer;background:#1e293b80;transition:all .3s ease;color:#cbd5e1}.custom-file-upload input[type=file]{display:none}.custom-file-upload:hover{border-color:var(--primary-color);background:#3b82f60d;color:var(--primary-color)}.custom-file-upload svg{color:inherit}.custom-radio-group{display:grid;grid-template-columns:1fr 1fr;gap:.75rem}.radio-card{position:relative;cursor:pointer}.radio-card input[type=radio]{position:absolute;opacity:0}.radio-content{display:flex;flex-direction:column;align-items:center;gap:.5rem;padding:1rem .5rem;background:#0f172a;border:1px solid var(--card-border);border-radius:.75rem;color:#94a3b8;transition:all .2s ease;font-size:.875rem;font-weight:500}.radio-card input[type=radio]:checked+.radio-content{background:#3b82f61a;border-color:var(--primary-color);color:var(--primary-color);box-shadow:0 0 0 1px var(--primary-color)}.radio-card:hover .radio-content{border-color:#475569}.slider-group{display:flex;flex-direction:column;gap:.75rem;margin-bottom:1.5rem}.slider-group:last-child{margin-bottom:0}.slider-header{display:flex;justify-content:space-between;align-items:center;font-size:.875rem;color:#cbd5e1}.val-badge{background:#0f172a;padding:.25rem .5rem;border-radius:.375rem;font-family:monospace;font-size:.75rem;color:var(--primary-color);border:1px solid var(--card-border)}input[type=range]{-webkit-appearance:none;width:100%;background:transparent}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;height:16px;width:16px;border-radius:50%;background:var(--primary-color);cursor:pointer;margin-top:-5px;box-shadow:0 0 10px #3b82f680}input[type=range]::-webkit-slider-runnable-track{width:100%;height:6px;cursor:pointer;background:#475569;border-radius:3px;border:1px solid #64748b}input[type=range]::-moz-range-track{width:100%;height:6px;cursor:pointer;background:#475569;border-radius:3px;border:1px solid #64748b}input[type=range]::-moz-range-thumb{height:16px;width:16px;border-radius:50%;background:var(--primary-color);cursor:pointer;border:none;box-shadow:0 0 10px #3b82f680}input[type=range]:focus{outline:none}input[type=range]:focus::-webkit-slider-runnable-track{background:#475569}.blur-main{background:var(--card-bg);border:1px solid var(--card-border);border-radius:1.25rem;padding:1rem;display:flex;flex-direction:column;width:100%;height:fit-content;align-self:start;overflow:hidden;box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -1px #0000000f}.canvas-container{position:relative;overflow:hidden;border-radius:1rem;width:100%;min-height:300px;display:flex;justify-content:center;align-items:center;background:repeating-conic-gradient(#1e293b,#1e293b 25%,#0f172a 0%,#0f172a 50%) 50% / 20px 20px}.canvas-placeholder{display:flex;flex-direction:column;align-items:center;gap:1rem;color:#475569}.canvas-placeholder svg{color:#334155}canvas{max-width:100%;height:auto;display:block;cursor:crosshair;z-index:10;transform-origin:0 0}.w-full{width:100%}.btn-primary{display:flex;align-items:center;justify-content:center;gap:.5rem;padding:1rem;border-radius:.75rem;font-size:1rem}.controls{display:flex;gap:1rem;align-items:center}.controls label{display:flex;flex-direction:column;gap:.5rem;font-size:.875rem;color:#cbd5e1}input[type=range]{accent-color:var(--primary-color)}