.tool-app{--nc-soft:#eceff7;--nc-amber:#9a5420;--nc-red:#b7443f;--nc-shadow:0 1px 2px #13152b0a, 0 8px 24px #13152b0d;color:var(--ink);font-size:1rem;line-height:1.6}.tool-app *,.tool-app :before,.tool-app :after{box-sizing:border-box}.tool-app button,.tool-app input{font:inherit}.tool-app button{cursor:pointer}.tool-app img,.tool-app canvas{max-width:100%;display:block}.tool-app h2,.tool-app h3,.tool-app h4,.tool-app p{margin-top:0}.tool-app a{color:var(--glow)}.tool-app :focus-visible{outline:2px solid var(--glow);outline-offset:3px}.tool-app .nc-top{justify-content:flex-end;margin-bottom:20px;display:flex}.tool-app .nc-lang{background:var(--card);border:1px solid var(--line);border-radius:6px;gap:4px;padding:3px;display:inline-flex}.tool-app .lang-button{color:var(--dim);font-family:var(--mono);letter-spacing:.02em;background:0 0;border:0;border-radius:4px;min-height:36px;padding:6px 12px;font-size:.85rem}.tool-app .lang-button:hover{color:var(--ink);background:var(--nc-soft)}.tool-app .lang-button.is-active{background:var(--ink);color:#fff}.tool-app .hero{background:var(--card);border:1px solid var(--line);box-shadow:var(--nc-shadow);border-radius:6px;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:0;height:auto;min-height:340px;display:grid;position:relative;overflow:hidden}.tool-app .hero-img{object-fit:cover;width:45%;height:100%;position:absolute;top:0;left:0}.tool-app .hero-content{grid-column:2;align-self:center;padding:36px}.tool-app .eyebrow,.tool-app .section-kicker{color:var(--glow);font-family:var(--mono);letter-spacing:.02em;margin:0 0 10px;font-size:.8rem;font-weight:400;display:block}.tool-app .hero-title{font-family:var(--display);text-wrap:balance;margin:0 0 16px;font-size:clamp(1.6rem,2.6vw,2.2rem);font-weight:900;line-height:1.12}.tool-app .lede{color:var(--dim);max-width:60ch;margin:0 0 16px}.tool-app .core-line{border-left:2px solid var(--glow-soft);color:var(--ink);max-width:60ch;margin:0;padding-left:14px}.tool-app h2{font-family:var(--display);color:var(--ink);margin-bottom:10px;font-size:clamp(1.5rem,2.4vw,2rem);font-weight:900;line-height:1.12}.tool-app h3{margin-bottom:10px;font-family:Roboto,Helvetica,Arial,sans-serif;font-size:1.25rem;font-weight:500;line-height:1.25}.tool-app h4{color:var(--faint);font-family:var(--mono);letter-spacing:.02em;margin:20px 0 8px;font-size:.82rem;font-weight:400}.tool-app .section-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:20px;display:grid}.tool-app .section-block{border-top:1px solid var(--line);margin-top:56px;padding-top:48px;scroll-margin-top:64px}.tool-app .section-header{max-width:820px;margin-bottom:24px}.tool-app .section-header p,.tool-app .panel p,.tool-app .fine-print{color:var(--dim);line-height:1.62}.tool-app .section-header p{margin-bottom:0}.tool-app .panel{background:var(--card);border:1px solid var(--line);box-shadow:var(--nc-shadow);border-radius:6px;min-width:0}.tool-app .answer-panel{padding:28px}.tool-app .answer-panel p:last-child{margin-bottom:0}.tool-app .interactive-layout{grid-template-columns:minmax(280px,390px) minmax(0,1fr);align-items:stretch;gap:20px;display:grid}.tool-app .control-panel{padding:24px}.tool-app .slider-label{justify-content:space-between;align-items:baseline;gap:16px;margin-bottom:12px;display:flex}.tool-app .slider-label span,.tool-app .readout-grid span{color:var(--faint);font-family:var(--mono);letter-spacing:.02em;font-size:.82rem}.tool-app .slider-label strong,.tool-app .readout-grid strong{color:var(--ink);font-weight:500}.tool-app input[type=range]{width:100%;accent-color:var(--glow);background:0 0;border:0;margin:4px 0;padding:0}.tool-app input[type=range]:focus-visible{outline:2px solid var(--glow);outline-offset:4px}.tool-app .frequency-scale{color:var(--faint);justify-content:space-between;margin-top:4px;font-size:.85rem;display:flex}.tool-app .readout-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:20px;display:grid}.tool-app .readout-grid div{border:1px solid var(--line);background:var(--nc-soft);border-radius:4px;align-content:start;gap:8px;min-width:0;min-height:90px;padding:14px;display:grid}.tool-app .readout-grid strong{overflow-wrap:anywhere;font-size:1.05rem;line-height:1.25}.tool-app .fine-print{margin:18px 0 0;font-size:.9rem}.tool-app .spectrum-card{align-content:start;display:grid;position:relative;overflow:hidden}.tool-app .spectrum-visual{padding:24px}.tool-app .spectrum-visual h3{margin-bottom:22px;font-size:clamp(1.1rem,1.8vw,1.4rem)}.tool-app .atmosphere-row{margin-bottom:10px}.tool-app .atmosphere-label{color:var(--faint);font-family:var(--mono);letter-spacing:.02em;margin-bottom:5px;font-size:.78rem;display:block}.tool-app .atmosphere-band,.tool-app .spectrum-band{border:1px solid var(--line);border-radius:4px;grid-template-columns:minmax(0,36fr) minmax(0,14fr) minmax(0,14fr) minmax(0,6fr) minmax(0,10fr) minmax(0,10fr) minmax(0,10fr);display:grid;overflow:hidden}.tool-app .atmosphere-band{background:#f6f1e7;min-height:28px}.tool-app .atmosphere-band span{color:#203945;text-align:center;overflow-wrap:anywhere;border-right:1px solid #13152b1a;place-items:center;min-width:0;padding:0 4px;font-size:.66rem;font-weight:500;display:grid}.tool-app .atmosphere-band span:last-child{border-right:0}.tool-app .atm-open{background:#bfe3cf}.tool-app .atm-partial{background:repeating-linear-gradient(135deg,#e9d7ac 0 7px,#f8ecd1 7px 14px)}.tool-app .atm-blocked{color:#444f57;background:#d7dde0}.tool-app .spectrum-band{min-height:54px}.tool-app .spectrum-band span{color:#fff;text-align:center;overflow-wrap:anywhere;place-items:center;min-width:0;padding:0 4px;font-size:.8rem;font-weight:500;display:grid}.tool-app .spectrum-band span:nth-child(4),.tool-app .atmosphere-band span:nth-child(4){overflow-wrap:normal;font-size:.62rem}.tool-app .band-radio{background:#2f6aa5}.tool-app .band-micro{background:#4c8560}.tool-app .band-ir{background:#a85f14}.tool-app .band-visible{background:#1f6f9f}.tool-app .band-uv{background:#7b4cb0}.tool-app .band-xray{background:#a63f55}.tool-app .band-gamma{background:#6a402b}.tool-app .spectrum-axis{color:var(--faint);justify-content:space-between;gap:16px;margin:18px 0 24px;padding-top:17px;font-size:.88rem;display:flex;position:relative}.tool-app .spectrum-axis:before{content:"";background:var(--faint);height:2px;position:absolute;top:5px;left:0;right:0}.tool-app .spectrum-axis:after{content:"";border-top:2px solid var(--faint);border-right:2px solid var(--faint);width:10px;height:10px;position:absolute;top:0;right:0;transform:rotate(45deg)}.tool-app .spectrum-callouts{grid-template-columns:1fr 1fr;align-items:start;gap:60px;display:grid}.tool-app .spectrum-callout{border:1px solid var(--line);background:var(--nc-soft);color:var(--ink);border-radius:4px;gap:6px;padding:14px;display:grid}.tool-app .spectrum-callout span{color:var(--dim);line-height:1.4}.tool-app .nenufar-callout{justify-self:start}.tool-app .visible-callout{justify-self:end}.tool-app .spectrum-card img{object-fit:cover;width:100%;min-height:300px}.tool-app .spectrum-card p{margin:0;padding:16px 18px 20px}.tool-app .spectrum-marker{background:var(--nc-red);width:3px;height:128px;position:absolute;top:123px;transform:translate(-50%);box-shadow:0 0 0 5px #b7443f29}.tool-app .diagnostic-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:20px;display:grid}.tool-app .diagnostic-card{padding:22px}.tool-app .diagnostic-card h3{margin-bottom:8px;font-size:1.05rem}.tool-app .diagnostic-card p{margin-bottom:0}.tool-app .mechanism-shell{grid-template-columns:270px minmax(0,1fr);gap:20px;display:grid}.tool-app .mechanism-buttons,.tool-app .instrument-tabs{align-content:start;gap:8px;display:grid}.tool-app .mechanism-button,.tool-app .instrument-tab{border:1px solid var(--line);background:var(--card);width:100%;color:var(--ink);text-align:left;border-radius:6px;padding:12px 14px;transition:border-color .2s,background .2s}.tool-app .mechanism-button:hover,.tool-app .instrument-tab:hover{border-color:var(--glow)}.tool-app .mechanism-button.is-active,.tool-app .instrument-tab.is-active{border-color:var(--glow);background:var(--glow-soft);box-shadow:inset 3px 0 0 var(--glow)}.tool-app .mechanism-detail{grid-template-columns:minmax(300px,.95fr) minmax(0,1fr);align-items:center;gap:24px;padding:22px;display:grid}.tool-app .mechanism-detail>div{min-width:0}.tool-app .mechanism-visual-stack{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.tool-app #interferometry-canvas{border:1px solid var(--line);background:#fff;border-radius:4px;width:100%}.tool-app .mechanism-source-card{border:1px solid var(--line);background:var(--nc-soft);border-radius:4px;margin:0;overflow:hidden}.tool-app .mechanism-source-card img{object-fit:contain;background:#fff;width:100%;height:158px}.tool-app .mechanism-source-card figcaption{color:var(--dim);gap:5px;padding:10px 12px 12px;font-size:.85rem;line-height:1.4;display:grid}.tool-app .mechanism-source-card figcaption strong{color:var(--ink);font-size:.92rem;font-weight:500}.tool-app .visual-role{color:var(--nc-amber);font-family:var(--mono);letter-spacing:.02em;font-size:.75rem}.tool-app .mechanism-source-card a{color:var(--glow);font-weight:500}.tool-app .where-line{margin-bottom:0}.tool-app .instrument-tabs{grid-template-columns:repeat(5,minmax(0,1fr));margin-bottom:20px}.tool-app .instrument-tab strong,.tool-app .instrument-tab span{display:block}.tool-app .instrument-tab strong{font-weight:500;line-height:1.2}.tool-app .instrument-tab span{color:var(--faint);margin-top:5px;font-size:.85rem}.tool-app .instrument-detail{grid-template-columns:minmax(310px,.95fr) minmax(0,1.05fr);align-items:start;gap:20px;display:grid}.tool-app .instrument-detail>img{object-fit:contain;border:1px solid var(--line);width:100%;height:auto;max-height:560px;box-shadow:var(--nc-shadow);background:var(--card);border-radius:6px}.tool-app .instrument-detail .panel{padding:26px}.tool-app .instrument-facts{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:14px 0 18px;display:grid}.tool-app .instrument-facts p{border:1px solid var(--line);background:var(--nc-soft);color:var(--ink);border-radius:4px;margin:0;padding:10px;font-size:.88rem;line-height:1.4}.tool-app #instrument-finds{color:var(--dim);margin:0 0 18px;padding-left:1.2rem;line-height:1.6}.tool-app #instrument-finds li+li{margin-top:8px}.tool-app .source-link{background:var(--ink);color:#fff;min-height:42px;font-family:var(--mono);letter-spacing:.02em;border-radius:4px;align-items:center;padding:9px 16px;font-size:.85rem;text-decoration:none;display:inline-flex}.tool-app .source-link:hover{background:var(--glow)}.tool-app .interferometry-card{grid-template-columns:minmax(0,1fr);gap:14px;padding:16px;display:grid}.tool-app .interferometry-card img{border:1px solid var(--line);border-radius:4px;width:100%}.tool-app .synthesis-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.tool-app .synthesis-card{min-height:160px;padding:24px}.tool-app .synthesis-card h3{font-size:1.15rem}.tool-app .synthesis-card p:last-child{margin-bottom:0}.tool-app .sources-section{padding-bottom:8px}.tool-app .source-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:0;padding:0;list-style:none;display:grid}.tool-app .source-list a{border:1px solid var(--line);background:var(--card);color:var(--glow);overflow-wrap:anywhere;border-radius:6px;padding:14px 16px;font-weight:500;text-decoration:none;display:block}.tool-app .source-list a:hover{border-color:var(--glow);text-decoration:underline}@media (width<=980px){.tool-app .hero{grid-template-columns:1fr;min-height:0}.tool-app .hero-img{width:100%;height:240px;position:static}.tool-app .hero-content{grid-column:1}.tool-app .section-grid,.tool-app .interactive-layout,.tool-app .diagnostic-grid,.tool-app .mechanism-shell,.tool-app .mechanism-detail,.tool-app .instrument-detail,.tool-app .synthesis-grid{grid-template-columns:1fr}.tool-app .instrument-tabs,.tool-app .source-list,.tool-app .instrument-facts{grid-template-columns:repeat(2,minmax(0,1fr))}.tool-app .instrument-detail>img{max-height:420px}}@media (width<=640px){.tool-app .hero-content{padding:24px 20px}.tool-app .section-block{margin-top:40px;padding-top:36px}.tool-app .spectrum-visual{padding:18px}.tool-app .atmosphere-band,.tool-app .spectrum-band{grid-template-columns:repeat(2,minmax(0,1fr));overflow:visible}.tool-app .atmosphere-band span,.tool-app .spectrum-band span{min-height:38px;padding:7px 6px;line-height:1.15}.tool-app .atmosphere-band span:nth-child(2n),.tool-app .spectrum-band span:nth-child(2n){border-right:0}.tool-app .spectrum-band{min-height:0}.tool-app .spectrum-marker{display:none}.tool-app .spectrum-callouts{grid-template-columns:1fr;gap:10px}.tool-app .nenufar-callout,.tool-app .visible-callout{justify-self:stretch}.tool-app .readout-grid,.tool-app .mechanism-visual-stack,.tool-app .instrument-facts,.tool-app .instrument-tabs,.tool-app .source-list{grid-template-columns:1fr}.tool-app .answer-panel,.tool-app .control-panel,.tool-app .instrument-detail .panel{padding:20px}.tool-app .mechanism-detail{padding:16px}}