.tool-seletor{display:grid;gap:1.2rem}.tool-seletor .intro{max-width:72ch;color:var(--text-secondary)}.seletor-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:1.5rem;align-items:start}.seletor-left{display:grid;gap:1rem}.picker-card{background:var(--surface);border:1px solid var(--border-color);border-radius:1rem;padding:1.5rem;box-shadow:var(--shadow-sm)}.picker-main{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:1rem;align-items:start}.canvas-col{display:flex;flex-direction:column;gap:8px}#sbCanvas{width:100%;height:auto;border-radius:.5rem;cursor:crosshair;display:block}#hueCanvas{width:100%;height:18px;border-radius:999px;cursor:pointer;display:block}.details-col{display:flex;flex-direction:column;gap:.75rem}.color-preview{width:100%;aspect-ratio:4 / 3;border-radius:.75rem;border:1px solid var(--border-color)}.code-row{display:flex;align-items:stretch;border:1px solid var(--border-color);border-radius:.6rem;background:var(--bg-page);overflow:hidden}.code-label{padding:.55rem .7rem;font-size:.78rem;font-weight:700;color:var(--text-secondary);min-width:38px;border-right:1px solid var(--border-color);display:flex;align-items:center;user-select:none;background:var(--surface-muted)}.code-input{flex:1;border:none;background:transparent;font-family:monospace;font-size:.84rem;padding:.55rem .45rem;outline:none;color:var(--text-primary);min-width:0}.copy-btn{background:none;border:none;border-left:1px solid var(--border-color);cursor:pointer;color:var(--text-secondary);padding:.55rem .75rem;font-size:.8rem;font-weight:600;white-space:nowrap;transition:background .15s,color .15s}.copy-btn:hover{background:var(--surface-muted);color:var(--accent-color)}.info-card{background:var(--surface);border:1px solid var(--border-color);border-radius:1rem;padding:1.25rem;box-shadow:var(--shadow-sm)}.info-card h2{font-size:1.1rem;margin-bottom:.75rem}.info-card ol{padding-left:1.2rem;display:grid;gap:.5rem;color:var(--text-secondary)}.info-note{margin-top:.75rem;padding:.75rem .75rem .75rem 1.75rem;border-radius:.6rem;background:var(--surface-muted);color:var(--text-secondary);font-size:.9rem;display:grid;gap:.35rem}@media(max-width:860px){.seletor-grid{grid-template-columns:1fr}}@media(max-width:540px){.picker-main{grid-template-columns:1fr}.color-preview{aspect-ratio:3 / 1}}.hero[data-astro-cid-xc4kdjrg]{text-align:center;padding:2rem 1.5rem;border-radius:1.25rem;background:var(--surface);box-shadow:var(--shadow-sm);border:1px solid var(--border-color)}.hero[data-astro-cid-xc4kdjrg] h1[data-astro-cid-xc4kdjrg]{margin:0 0 .5rem}.hero[data-astro-cid-xc4kdjrg] .intro[data-astro-cid-xc4kdjrg]{margin:0 auto;max-width:60ch}.eyebrow[data-astro-cid-xc4kdjrg]{color:var(--accent-color);font-size:.78rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.about-tool[data-astro-cid-xc4kdjrg]{margin-top:1.5rem;padding:1.5rem;border:1px solid var(--border-color);border-radius:1rem;background:var(--surface);box-shadow:var(--shadow-sm)}.about-tool[data-astro-cid-xc4kdjrg] header[data-astro-cid-xc4kdjrg]{max-width:82ch}.about-tool[data-astro-cid-xc4kdjrg] h2[data-astro-cid-xc4kdjrg]{margin:.35rem 0 .6rem}.about-tool[data-astro-cid-xc4kdjrg] header[data-astro-cid-xc4kdjrg] p[data-astro-cid-xc4kdjrg]{margin:0;color:var(--text-secondary);line-height:1.7}.guide-grid[data-astro-cid-xc4kdjrg]{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem;margin-top:1.4rem}.guide-grid[data-astro-cid-xc4kdjrg] article[data-astro-cid-xc4kdjrg]{padding:1.1rem;border:1px solid var(--border-color);border-radius:.8rem;background:var(--surface-muted)}.guide-grid[data-astro-cid-xc4kdjrg] h3[data-astro-cid-xc4kdjrg]{margin:0 0 .6rem;font-size:1rem}.guide-grid[data-astro-cid-xc4kdjrg] p[data-astro-cid-xc4kdjrg]{margin:0;color:var(--text-secondary);line-height:1.65;font-size:.92rem}@media(max-width:780px){.guide-grid[data-astro-cid-xc4kdjrg]{grid-template-columns:1fr}}.faq[data-astro-cid-xc4kdjrg]{margin-top:1.5rem;padding:1.4rem 1.5rem;border:1px solid var(--border-color);border-radius:1rem;background:var(--surface);box-shadow:var(--shadow-sm)}.faq[data-astro-cid-xc4kdjrg] details[data-astro-cid-xc4kdjrg]{border-top:1px solid var(--border-color)}.faq[data-astro-cid-xc4kdjrg] details[data-astro-cid-xc4kdjrg]:first-of-type{border-top:none}.faq[data-astro-cid-xc4kdjrg] summary[data-astro-cid-xc4kdjrg]{padding:1rem 0;font-weight:700;cursor:pointer}.faq[data-astro-cid-xc4kdjrg] p[data-astro-cid-xc4kdjrg]{margin:-.25rem 0 1rem;max-width:82ch;color:var(--text-secondary);font-size:.9rem;line-height:1.65}