.tool-wrapper{margin-bottom:1.5rem}.converter-card{max-width:540px;margin:0 auto;background:#fff;border:1px solid var(--color-border, #e2e8f0);border-radius:14px;padding:1.5rem;box-shadow:0 4px 6px -1px #00000012,0 2px 4px -2px #0000000d}.converter-subtitle{margin:0 0 .25rem;font-size:1.125rem;font-weight:700;letter-spacing:-.01em;color:var(--color-text-primary, #1e293b)}.converter-desc{margin:0 0 1.25rem;font-size:.8125rem;color:var(--color-text-secondary, #64748b)}.input-group{margin-bottom:1rem}.input-label{display:block;font-size:.8125rem;font-weight:600;margin-bottom:.375rem;color:var(--color-text-primary, #1e293b)}.color-input{display:block;width:100%;padding:.625rem .875rem;font-size:.9375rem;font-family:JetBrains Mono,SF Mono,Fira Code,monospace;color:var(--color-text-primary, #1e293b);background:#fff;border:1.5px solid var(--color-border, #e2e8f0);border-radius:10px;outline:none;transition:border-color .2s,box-shadow .2s;letter-spacing:.02em;box-sizing:border-box}.color-input:focus{border-color:#6366f1;box-shadow:0 0 0 3px #6366f11f}.rgb-row{display:flex;gap:.5rem}.rgb-input{flex:1;padding:.625rem .5rem;font-size:.9375rem;font-family:JetBrains Mono,SF Mono,Fira Code,monospace;color:var(--color-text-primary, #1e293b);background:#fff;border:1.5px solid var(--color-border, #e2e8f0);border-radius:10px;outline:none;text-align:center;transition:border-color .2s,box-shadow .2s;box-sizing:border-box}.rgb-input:focus{border-color:#6366f1;box-shadow:0 0 0 3px #6366f11f}.opacity-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:.375rem}.opacity-value{font-size:.9375rem;font-weight:700;color:var(--color-text-primary, #1e293b);font-family:JetBrains Mono,SF Mono,Fira Code,monospace}.opacity-slider{-webkit-appearance:none;appearance:none;width:100%;height:8px;background:linear-gradient(to right,#e2e8f0,#6366f1);border-radius:4px;outline:none;cursor:pointer}.opacity-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:20px;height:20px;border-radius:50%;background:#6366f1;border:2px solid #fff;box-shadow:0 1px 4px #0003;cursor:pointer}.preview-row{display:flex;align-items:center;gap:1rem;margin-bottom:1rem}.preview-stack{display:flex;flex-direction:column;gap:4px}.color-preview{width:64px;height:48px;border-radius:8px;border:2px solid var(--color-border, #e2e8f0);transition:background-color .15s ease;flex-shrink:0}.preview-info{font-size:.8125rem;color:var(--color-text-secondary, #64748b)}.preview-label{font-weight:600;margin-bottom:.25rem}.preview-hex{font-family:JetBrains Mono,SF Mono,Fira Code,monospace;font-size:.875rem;color:var(--color-text-primary, #1e293b);font-weight:600}.results-card{background:var(--color-bg-alt, #f8fafc);border:1px solid var(--color-border, #e2e8f0);border-radius:10px;padding:.75rem;margin-top:.5rem}.result-label{font-size:.6875rem;font-weight:600;color:var(--color-text-secondary, #64748b);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.375rem}.result-row{display:flex;align-items:center;justify-content:space-between;gap:.5rem}.result-value{font-family:JetBrains Mono,SF Mono,Fira Code,monospace;font-size:.9375rem;font-weight:600;color:var(--color-text-primary, #1e293b);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;background:transparent;padding:0}.copy-btn{flex-shrink:0;width:32px;height:32px;display:inline-flex;align-items:center;justify-content:center;border:none;border-radius:8px;background:transparent;cursor:pointer;font-size:.875rem;transition:background .15s,transform .1s;color:var(--color-text-secondary, #64748b)}.copy-btn:hover{background:var(--color-border, #e2e8f0);transform:scale(1.05)}.copy-btn.copied{color:#22c55e;background:#22c55e1a}.seo-content{max-width:720px;margin:0 auto;padding:2rem 0}.seo-content h2{font-size:1.5rem;margin-bottom:1rem;color:var(--color-text-primary)}.seo-content p{margin-bottom:1rem;line-height:1.7;color:var(--color-text-secondary);font-size:1.05rem}.seo-content code{font-family:JetBrains Mono,SF Mono,Fira Code,monospace;font-size:.9em;background:var(--color-bg-alt, #f1f5f9);padding:.125rem .375rem;border-radius:4px}.related-tools{max-width:720px;margin:0 auto;padding:2rem 0}.related-tools h2{font-size:1.5rem;margin-bottom:1rem;color:var(--color-text-primary)}.related-tools ul{list-style:none;padding:0;margin:0}.related-tools li{padding:.375rem 0;line-height:1.6;color:var(--color-text-secondary);font-size:1.05rem}.related-tools a{color:#6366f1;text-decoration:none;font-weight:600}.related-tools a:hover{text-decoration:underline}@media(max-width:480px){.converter-card{padding:1rem}.preview-row{flex-direction:column;align-items:flex-start}.rgb-row{flex-direction:column}}