.tool-hero{padding-block:clamp(40px,6vw,72px) clamp(14px,2vw,24px)}.tool-hero .eyebrow{display:block;margin-bottom:14px}.tool-hero h1{margin-bottom:14px}.tool-hero .lede{max-width:640px}.tool-hero-badges{margin-top:22px}.calc{background:var(--surface);border:1px solid var(--hairline-soft);border-radius:var(--r-card);box-shadow:var(--shadow-card);padding:clamp(20px,3vw,30px)}.calc+.calc{margin-top:20px}.tool-field{margin-bottom:18px}.tool-field:last-child{margin-bottom:0}.tool-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:16px;margin-bottom:18px}.tool-label{display:block;font-family:var(--font-display);font-weight:600;font-size:13px;color:var(--text);margin-bottom:8px}.tool-hint{font-size:12.5px;color:var(--text-3);margin-top:6px;line-height:1.5}.tool-input,.tool-select{width:100%;font-family:var(--font-body);font-size:16px;color:var(--text);background:var(--bg);border:1.5px solid var(--hairline);border-radius:var(--r-btn);padding:12px 14px;transition:border-color .16s var(--ease-out),box-shadow .16s var(--ease-out);-webkit-appearance:none;appearance:none}:root[data-theme=dark] .tool-input,:root[data-theme=dark] .tool-select{background:var(--surface-sunken)}.tool-input:focus,.tool-select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}.tool-select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16' fill='none'%3E%3Cpath d='M3.5 6 8 10.5 12.5 6' stroke='%236B7280' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:40px;cursor:pointer}.tool-input::placeholder{color:var(--text-label)}.tool-input-wrap{position:relative;display:flex;align-items:center}.tool-input-suffix{position:absolute;right:14px;font-size:14px;color:var(--text-3);pointer-events:none;font-variant-numeric:tabular-nums}.tool-input-wrap .tool-input{padding-right:48px}.seg{display:inline-flex;background:var(--surface-sunken);border:1px solid var(--hairline-soft);border-radius:999px;padding:4px;gap:2px}.seg-btn{font-family:var(--font-display);font-weight:600;font-size:13.5px;color:var(--text-3);background:transparent;border:none;border-radius:999px;padding:8px 16px;cursor:pointer;transition:color .16s,background .16s;white-space:nowrap}.seg-btn:hover{color:var(--text)}.seg-btn.is-active{color:#fff;background:var(--primary)}:root[data-theme=dark] .seg-btn.is-active{color:#06222b}.opt-row{display:flex;flex-wrap:wrap;gap:8px}.opt{font-family:var(--font-body);font-weight:600;font-size:14px;color:var(--text-2);background:var(--bg);border:1.5px solid var(--hairline);border-radius:999px;padding:8px 16px;cursor:pointer;transition:all .16s var(--ease-out)}:root[data-theme=dark] .opt{background:var(--surface-sunken)}.opt:hover{border-color:var(--primary);color:var(--primary-dark)}.opt.is-active{color:#fff;background:var(--primary);border-color:var(--primary)}:root[data-theme=dark] .opt.is-active{color:#06222b}.tool-result{background:var(--primary-tint);border:1px solid var(--hairline-soft);border-radius:var(--r-card);padding:clamp(20px,3vw,28px);margin-top:22px;text-align:center}.result-label{font-family:var(--font-display);font-weight:600;font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--primary-dark);margin-bottom:10px}.result-value{font-family:var(--font-display);font-weight:800;font-size:clamp(38px,7vw,56px);line-height:1;color:var(--text);letter-spacing:-.02em;font-variant-numeric:tabular-nums}.result-unit{font-size:.42em;font-weight:700;color:var(--text-3);margin-left:6px}.result-sub{font-size:15px;color:var(--text-2);line-height:1.55;margin-top:12px;max-width:520px;margin-inline:auto}.result-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:12px;margin-top:20px}.result-stat{background:var(--surface);border:1px solid var(--hairline-soft);border-radius:14px;padding:14px}.result-stat em{display:block;font-style:normal;font-size:12px;color:var(--text-3);margin-bottom:5px}.result-stat strong{font-family:var(--font-display);font-size:19px;color:var(--text);font-variant-numeric:tabular-nums}.decay-list{display:flex;flex-direction:column;gap:10px;margin-top:8px}.decay-row{display:grid;grid-template-columns:92px 1fr auto;align-items:center;gap:14px}.decay-when{font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums}.decay-track{height:12px;background:var(--surface-sunken);border-radius:999px;overflow:hidden}.decay-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--primary-bright));border-radius:999px;transition:width .6s var(--ease-out)}.decay-pct{font-family:var(--font-display);font-weight:600;font-size:14px;color:var(--text);font-variant-numeric:tabular-nums;min-width:52px;text-align:right}.callout{border-radius:16px;padding:16px 20px;font-size:14.5px;line-height:1.6;margin-top:18px;border:1px solid transparent}.callout strong{color:var(--text)}.callout--info{background:var(--primary-soft);border-color:var(--hairline-soft);color:var(--text-2)}.callout--warn{background:#f9731617;border-color:#f9731647;color:var(--text-2)}.callout--danger{background:#ef444417;border-color:#ef44444d;color:var(--text-2)}.tool-method{margin-top:clamp(40px,6vw,64px)}.tool-method h2{margin-bottom:14px}.tool-method h3{margin-top:28px;margin-bottom:10px}.tool-method p{color:var(--text-2);font-size:16px;line-height:1.7;margin-bottom:14px}.tool-method ul{color:var(--text-2);font-size:16px;line-height:1.7;padding-left:20px;margin-bottom:14px}.tool-method li{margin-bottom:6px}.tool-method a{text-decoration:underline;text-underline-offset:2px}.tool-table{width:100%;border-collapse:collapse;background:var(--surface);border:1px solid var(--hairline-soft);border-radius:14px;overflow:hidden;box-shadow:var(--shadow-card)}.tool-table th,.tool-table td{text-align:left;padding:11px 16px;font-size:14.5px;border-bottom:1px solid var(--hairline-soft)}.tool-table th{font-family:var(--font-display);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--text-label);background:var(--surface-sunken)}.tool-table tr:last-child td{border-bottom:none}.tool-table td strong{color:var(--text)}.tool-table .num{font-variant-numeric:tabular-nums}.tool-related{margin-top:clamp(40px,6vw,64px)}.tool-related h2{font-size:22px;margin-bottom:16px}.tool-related-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}.tool-related-card{display:block;background:var(--surface);border:1px solid var(--hairline-soft);border-radius:16px;padding:18px 20px;color:inherit;box-shadow:var(--shadow-card);transition:transform .2s var(--ease-out),box-shadow .2s var(--ease-out)}.tool-related-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-card-hover);color:inherit}.tool-related-card strong{display:block;font-family:var(--font-display);font-size:15.5px;color:var(--text);margin-bottom:5px}.tool-related-card span{font-size:13.5px;color:var(--text-3);line-height:1.5}.tool-related-card .arrow{color:var(--primary-dark);font-weight:600;font-size:13.5px}.tool-disclaimer{margin-top:clamp(36px,5vw,56px);padding-top:22px;border-top:1px solid var(--hairline)}.tool-disclaimer p{font-size:12.5px;line-height:1.65;color:var(--text-label);margin-bottom:10px}.tool-disclaimer p:last-child{margin-bottom:0}.tool-provenance{margin-top:22px}.tool-provenance h2{font-size:15px;margin-bottom:8px}.tool-provenance ol{margin:0;padding-inline-start:20px;color:var(--text-3);font-size:12.5px;line-height:1.7}.tool-provenance li{margin-bottom:5px}.tool-provenance .src-note{color:var(--text-label)}.tool-updated{margin-top:12px;font-size:12.5px;color:var(--text-label)}@media(max-width:560px){.decay-row{grid-template-columns:78px 1fr auto;gap:10px}}