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rgba(105,171,245,.22);border-radius:16px;background:rgba(8,27,53,.78)}.formula-card small{color:#5fabff;font-weight:850;letter-spacing:.12em}.formula-card .formula{margin:15px 0 8px;font-size:clamp(1.8rem,3.5vw,2.8rem);font-weight:800;letter-spacing:-.035em}.formula-card p{margin:0;color:#90a5be;font-size:.82rem}.calc-section{padding:60px 0 80px}.calc-layout{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(340px,.85fr);gap:22px;align-items:start}.calc-card,.output-card{border:1px solid #dce4ee;border-radius:18px;background:#fff;box-shadow:0 15px 44px rgba(25,48,78,.06)}.calc-card{padding:27px}.output-card{position:sticky;top:92px;overflow:hidden}.calc-head,.output-head{display:flex;justify-content:space-between;align-items:center;gap:18px}.calc-head h2{margin:3px 0 0;font-size:1.7rem}.panel-code{display:block;color:#0f67d8;font-size:.68rem;font-weight:900;letter-spacing:.13em}.input-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px;margin-top:25px}.field{display:block;min-width:0}.field.full{grid-column:1/-1}.field-label{display:block;margin-bottom:7px;color:#25374e;font-size:.83rem;font-weight:800}.field-help{display:block;margin-top:6px;color:#79879a;font-size:.75rem;line-height:1.45}.input-shell{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;border:1px solid #cfd9e5;border-radius:10px;overflow:hidden;background:#fff}.input-shell:focus-within,.select-shell:focus-within{border-color:#0f67d8;box-shadow:0 0 0 3px rgba(15,103,216,.09)}.input-shell input{width:100%;border:0;outline:0;padding:12px;font:inherit;color:#14283f;background:transparent}.input-shell em{align-self:stretch;display:flex;align-items:center;padding:0 10px;border-left:1px solid #e3e9f0;background:#f7f9fc;color:#6e7e91;font-size:.76rem;font-style:normal;white-space:nowrap}.select-shell{display:block;border:1px solid #cfd9e5;border-radius:10px;overflow:hidden;background:#fff}.select-shell select{width:100%;border:0;outline:0;padding:12px;font:inherit;color:#172b42;background:#fff}.segmented{display:flex;gap:5px;padding:5px;border:1px solid #d8e1eb;border-radius:11px;background:#f6f9fc}.segmented button{flex:1;border:0;border-radius:8px;background:transparent;color:#607187;padding:9px 10px;font:inherit;font-size:.78rem;font-weight:800;cursor:pointer}.segmented button.active{background:#0f67d8;color:#fff}.block{margin-top:25px;padding-top:23px;border-top:1px solid #e3e9f0}.action-button{width:100%;margin-top:24px;border:0;border-radius:11px;padding:14px 17px;background:#0f67d8;color:#fff;font:inherit;font-weight:850;cursor:pointer}.action-button:hover{background:#0a58bb}.secondary-button{border:1px solid #d3dce7;border-radius:9px;background:#fff;padding:8px 11px;color:#53647a;font-weight:800;cursor:pointer}.form-error{margin-top:16px;padding:11px 13px;border:1px solid #efb5ad;border-radius:10px;background:#fff3f1;color:#8e3126;font-size:.85rem}.output-head{padding:20px 22px;border-bottom:1px solid #e4e9f0}.output-badge{padding:5px 8px;border-radius:999px;background:#eaf3ff;color:#0b61c9;font-size:.63rem;font-weight:900}.primary-output{padding:31px 22px 25px;background:linear-gradient(145deg,#07172e,#0d2b50);color:#fff}.primary-output span{display:block;color:#9fb2c8;font-size:.72rem;font-weight:850;letter-spacing:.1em;text-transform:uppercase}.primary-output strong{display:block;margin-top:7px;font-size:clamp(2.5rem,5vw,4rem);letter-spacing:-.055em;line-height:1}.primary-output small{display:block;margin-top:7px;color:#5fafff;font-weight:800}.result-grid{display:grid;grid-template-columns:repeat(2,1fr)}.result-grid>div{padding:17px 18px;border-bottom:1px solid #e7ebf1}.result-grid>div:nth-child(odd){border-right:1px solid #e7ebf1}.result-grid span{display:block;color:#738196;font-size:.7rem}.result-grid strong{display:block;margin-top:3px;color:#15283f;font-size:.92rem}.guidance{margin:18px;padding:15px;border:1px solid #cfe0f3;border-radius:11px;background:#f3f8fe}.guidance b{display:block;color:#0b61c9;font-size:.66rem;letter-spacing:.1em}.guidance p{margin:6px 0 0;color:#4e637c;font-size:.82rem}.copy-button{width:calc(100% - 36px);margin:0 18px 18px;border:1px solid #d2dce7;border-radius:9px;background:#fff;padding:10px;color:#4d6078;font-weight:800;cursor:pointer}.explain{padding:76px 0;background:#fff;border-top:1px solid #e1e7ef}.explain-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:54px}.explain h2{font-size:clamp(2.1rem,4vw,3.5rem)}.explain p{color:#66768a}.steps{display:grid;gap:9px;margin-top:26px}.step{display:grid;grid-template-columns:34px 1fr;gap:12px;padding:15px;border:1px solid #e0e6ee;border-radius:10px}.step span{color:#0f67d8;font:850 .68rem ui-monospace,SFMono-Regular,Menlo,monospace}.step p{margin:0;font-size:.84rem}.reference-box{padding:22px;border:1px solid #dce4ed;border-radius:14px;background:#f8fafc}.reference-box h3{margin-top:0}.reference-box p,.reference-box li{font-size:.82rem;color:#67778b}.reference-box ul{padding-left:18px}.checkbox-row{display:flex;align-items:flex-start;gap:9px;margin-top:13px}.checkbox-row input{margin-top:4px}.advisor-output{display:grid;gap:12px;padding:22px}.advisor-item{padding:15px;border:1px solid #dde5ee;border-radius:10px;background:#fff}.advisor-item span{display:block;color:#0f67d8;font-size:.65rem;font-weight:900;letter-spacing:.09em}.advisor-item strong{display:block;margin-top:5px}.advisor-item p{margin:5px 0 0;color:#69788b;font-size:.8rem}@media(max-width:980px){.calc-hero-grid,.calc-layout,.explain-grid{grid-template-columns:1fr}.output-card{position:static}.formula-card{max-width:640px}}@media(max-width:680px){.calc-hero{padding:56px 0 48px}.calc-card{padding:20px}.input-grid,.result-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.result-grid>div:nth-child(odd){border-right:0}.segmented{display:grid;grid-template-columns:1fr}.calc-hero h1{font-size:clamp(2.55rem,13vw,4rem)}}