:root{--tool-bg:#2a2a2a;--tool-panel:#3a3a3a;--tool-panel-soft:#363636;--tool-surface:#303030;--tool-surface-dark:#222;--tool-ink:#f2f2f2;--tool-muted:#e0e0e0;--tool-line:#ffffff1f;--tool-blue:#007bf0;--tool-blue-deep:#0b59ab;--tool-link:#8fceff;--tool-shadow:0 20px 60px #00000073}body{background:var(--tool-bg)}.palette-tool-shell{width:95%;max-width:1750px;color:var(--tool-ink);box-sizing:border-box;margin:1.5rem auto 3rem;padding:0}.palette-tool-shell button,.palette-tool-shell input{font:inherit}.palette-tool-shell button{border:0}.palette-tool-hero{justify-content:space-between;align-items:center;gap:20px;min-height:64px;padding:0 0 26px;display:flex}.tool-eyebrow{color:var(--tool-link);letter-spacing:0;text-transform:uppercase;margin:0 0 6px;font-size:.78rem;font-weight:760}.palette-tool-hero h2{text-align:left;max-width:1180px;margin:0;font-size:clamp(1.55rem,2.15vw,2.75rem);line-height:1.03}.palette-tool-hero p{max-width:72ch;color:var(--tool-muted);margin:.85rem 0 0;line-height:1.7}.hero-actions,.export-actions,.source-actions,.camera-actions{flex-wrap:wrap;gap:10px;display:flex}.source-actions,.camera-actions{grid-template-columns:1fr;display:grid}.camera-actions{grid-template-columns:1fr 1fr}.workspace{grid-template-columns:minmax(320px,410px) minmax(0,1fr);align-items:stretch;gap:2.5rem;display:grid}.input-panel,.results,.tool-panel,.faq-panel{background:radial-gradient(circle at top left, #00a8ff14, transparent 35%), linear-gradient(180deg, #ffffff05, #fff0), var(--background-two);border:1px solid #ffffff14;border-radius:20px;box-shadow:0 16px 40px #0000004d}.input-panel{flex-direction:column;gap:1.4rem;padding:1.5rem;display:flex}.results{min-width:0;padding:14px 16px}.dropzone{cursor:pointer;text-align:center;background:linear-gradient(#007bf024,#ffffff06);border:1px dashed #8fceffb8;border-radius:8px;place-items:center;gap:7px;min-height:98px;padding:14px;transition:border-color .16s,background .16s,transform .16s;display:grid;position:relative}.dropzone:hover,.dropzone.is-dragging,.dropzone:focus-visible,.dropzone:focus-within{border-color:var(--tool-blue);background:linear-gradient(#007bf03d,#ffffff0a);transform:translateY(-1px)}.file-input,.sr-only{clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.drop-icon{width:36px;height:36px;color:var(--tool-link);background:#ffffff14;border-radius:50%;place-items:center;display:grid}.drop-title{font-weight:780}.drop-meta,.section-head p,.metrics span,.swatch-meta,.role-item small,.contrast-list,.empty-state,.faq-panel p{color:var(--tool-muted)}.drop-meta{font-size:.86rem}.preview-frame{background:linear-gradient(45deg, #ffffff0a 25%, transparent 25%), linear-gradient(-45deg, #ffffff0a 25%, transparent 25%), var(--tool-surface-dark);background-size:22px 22px;border-radius:8px;flex-grow:1;place-items:center;min-height:200px;max-height:380px;display:grid;overflow:hidden}.preview-frame img,.camera-preview{object-fit:cover;width:100%;height:100%}.camera-preview{background:var(--tool-surface-dark)}.empty-preview{color:#ffffff52}.control-row{color:var(--tool-muted);justify-content:space-between;align-items:center;gap:12px;font-size:.9rem;display:flex}.range{width:100%;accent-color:var(--tool-blue)}.tool-button{min-height:38px;color:var(--tool-ink);cursor:pointer;border-radius:8px;justify-content:center;align-items:center;gap:9px;padding:0 15px;font-weight:760;transition:transform .12s,background .12s,opacity .12s,border-color .12s;display:inline-flex}.tool-button:active{transform:translateY(1px)}.tool-button:focus-visible,.swatch-chip:focus-visible,.hex-copy:focus-visible,.role-item:focus-visible,.contrast-preview button:focus-visible,.dropzone:focus-visible{outline:2px solid var(--tool-link);outline-offset:3px}.tool-button:disabled{cursor:wait;opacity:.62}.tool-button.primary{background-color:var(--tool-blue-deep);background-image:linear-gradient(#ffffff2e 0%,#ffffff0f 42%,#fff0 100%)}.tool-button.secondary{border:1px solid var(--tool-line);background:#ffffff12}.tool-button.secondary:hover{background:#007bf029;border-color:#8fceff94}.analyze-button{width:100%}.metrics{grid-template-columns:1fr 1fr 1fr;gap:8px;margin-top:auto;display:grid}.metrics div{background:#ffffff0f;border-radius:8px;min-width:0;padding:9px 10px}.metrics span,.metrics strong{font-size:.9rem;display:block}.metrics strong{text-overflow:ellipsis;white-space:nowrap;margin-top:4px;overflow:hidden}.section-head{justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:14px;display:flex}.section-head.compact{margin-bottom:14px}.section-head h3,.faq-panel h3{margin:0;font-size:1.05rem}.section-head p{margin-top:4px;font-size:.92rem}.palette-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:11px;display:grid}.swatch{border:1px solid var(--tool-line);background:var(--tool-panel-soft);border-radius:8px;min-width:0;overflow:hidden}.swatch-chip{cursor:copy;justify-content:space-between;align-items:flex-start;width:100%;min-height:68px;padding:10px;display:flex}.swatch-chip span,.swatch-chip strong{background:#00000038;border-radius:999px;padding:3px 7px;font-size:.76rem}.swatch-meta{gap:3px;padding:8px 10px 9px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,monospace;font-size:.7rem;line-height:1.35;display:grid}.hex-copy{width:fit-content;color:var(--tool-ink);cursor:copy;font:inherit;background:0 0;padding:0;font-weight:800}.detail-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:15px;margin-top:12px;display:grid}.tool-panel{min-width:0;box-shadow:none;padding:13px}.roles-list{grid-template-columns:1fr 1fr;gap:9px;display:grid}.role-item{border:1px solid var(--tool-line);min-width:0;color:var(--tool-ink);cursor:copy;text-align:left;background:#ffffff0d;border-radius:8px;align-items:center;gap:10px;padding:8px 10px;display:flex}.role-item span:last-child{min-width:0}.role-item strong,.role-item small{display:block}.role-item small{margin-top:2px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,monospace}.role-dot{border:1px solid #ffffff38;border-radius:50%;flex:none;width:30px;height:30px}.role-placeholder{background:linear-gradient(90deg,#ffffff0f,#ffffff1a);border-radius:8px;min-height:58px}.contrast-card{margin-top:12px}.contrast-preview{border-radius:8px;gap:10px;padding:12px 14px;display:grid}.contrast-preview span{opacity:.72}.contrast-preview strong{font-size:1.12rem}.contrast-preview button{border-radius:8px;width:fit-content;min-height:34px;padding:0 14px;font-weight:800}.contrast-list{gap:5px;margin-top:8px;font-size:.84rem;display:grid}.contrast-list span{justify-content:space-between;gap:10px;display:flex}.export-actions{margin-bottom:12px}pre{border:1px solid var(--tool-line);background:var(--tool-surface-dark);color:#cfeaff;border-radius:8px;min-height:152px;max-height:198px;margin:0;padding:14px;font-size:.82rem;line-height:1.55;overflow:auto}.empty-state{border:1px dashed var(--tool-line);text-align:center;border-radius:8px;grid-column:1/-1;place-items:center;min-height:118px;display:grid}.empty-state.small{min-height:106px;padding:14px}.faq-panel{margin-top:2.5rem;margin-bottom:2.5rem;padding:2.2rem}.seo-text-content p,.faq-content p{text-align:justify;color:#ffffffd9;margin-bottom:1.2rem;font-size:.95rem;line-height:1.65}.seo-text-content p:last-child,.faq-content p:last-child{margin-bottom:0}.seo-faq-divider{border-top:1px solid #ffffff14;margin-top:2.5rem;padding-top:2rem}.faq-content h4{color:var(--hover-color);margin-top:1.5rem;font-size:1.05rem;font-weight:600}.faq-section-title{color:#fff;margin-bottom:1.5rem;font-size:1.75rem;font-weight:700}.faq-panel h3#faq-estrattore-title{margin-top:0;margin-bottom:1.5rem;font-size:1.4rem;font-weight:700}@media (width<=980px){.palette-tool-shell{width:95%;padding:0}.palette-tool-hero{align-items:flex-start}.workspace,.detail-grid{grid-template-columns:1fr}.palette-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.input-panel{position:static}}@media (width<=620px){.palette-tool-shell{width:95%;margin:1rem auto 1.5rem;padding:0}.palette-tool-hero{gap:12px;min-height:auto;padding-bottom:20px;display:grid}.palette-tool-hero h2{max-width:100%;font-size:1.55rem;line-height:1.08}.tool-eyebrow{margin-bottom:4px;font-size:.68rem}.hero-actions{grid-template-columns:1fr 1fr;width:100%;display:grid}.results,.input-panel,.tool-panel{padding:12px}.faq-panel{padding:1.25rem}.workspace{gap:12px}.dropzone{min-height:92px;padding:12px}.preview-frame{min-height:136px}.tool-button{min-height:40px;padding:0 12px}.section-head,.roles-list{grid-template-columns:1fr;display:grid}.metrics{grid-template-columns:repeat(3,minmax(0,1fr));gap:7px}.metrics div{padding:8px}.metrics span,.metrics strong{font-size:.78rem}.section-head{gap:8px;margin-bottom:11px}.palette-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.swatch-chip{min-height:54px;padding:8px}.swatch-meta{padding:8px;font-size:.66rem;line-height:1.25}.swatch-meta span:first-of-type,.swatch-meta span:nth-of-type(2){display:none}.detail-grid{gap:12px;margin-top:12px}.export-actions{grid-template-columns:1fr 1fr;gap:8px;display:grid}pre{min-height:142px;max-height:180px;padding:11px;font-size:.72rem}}@media (width>=1500px){.workspace{grid-template-columns:minmax(360px,440px) minmax(0,1fr)}.palette-grid{grid-template-columns:repeat(4,minmax(190px,1fr))}.swatch-chip{min-height:82px}}@media (width<=420px){.palette-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.roles-list,.export-actions,.hero-actions{grid-template-columns:1fr}}