/* Extend the existing 慢慢算 design without changing legacy assets. */
:focus-visible{outline:3px solid #247455;outline-offset:4px}input,select,button{font-family:inherit}input{min-width:0}.input-wrap input{font-family:inherit;font-size:16px;font-weight:600}.input-wrap select{width:100%;min-width:0;border:0;background:transparent;color:var(--ink);font-size:16px;padding:7px 0}.detail-main{padding-top:30px}.detail-intro{margin-bottom:26px}.detail-intro h1{font-size:clamp(30px,4vw,46px);line-height:1.35;letter-spacing:-.02em}.detail-intro .eyebrow{margin-bottom:10px}.detail-intro>p:last-child{margin:12px 0 0}.breadcrumb{margin-bottom:24px}.detail-field{font-size:14px}.field-hint{font-size:12px;color:#647067;line-height:1.6}.input-card,.output-card{min-width:0}.main-result strong{font-size:clamp(27px,3.7vw,43px);overflow-wrap:anywhere}.detail-note{font-size:13px;color:#d1e2d8}.output-card .result-list div{font-size:14px}.result-list b{overflow-wrap:anywhere}.form-actions{display:flex;gap:10px;margin-top:20px}button{border:1px solid var(--line);border-radius:10px;padding:11px 18px;background:#fff;font-size:14px;font-weight:600;color:var(--green-dark);cursor:pointer}button.primary{background:var(--green);color:white;border-color:var(--green)}button:hover{filter:brightness(.95)}button:disabled{opacity:.5;cursor:not-allowed}.error{color:#8c2020;background:#fff1ef;border:1px solid #e8c3bd;padding:12px;border-radius:10px;font-size:14px}.error[hidden]{display:none}.input-wrap:has([aria-invalid=true]){border-color:#ad3939}.article-card{padding:30px 34px}.article-card h2{margin-top:28px}.article-card h2:first-child{margin-top:0}.article-card p,.article-card li{font-size:15px;line-height:1.9}.article-card a,.editorial a{color:var(--green);text-decoration:underline;text-underline-offset:3px}.formula{display:block;background:#edf2ec;color:var(--green-dark);border-radius:10px;padding:15px 18px;line-height:1.8;font-size:14px;overflow-wrap:anywhere}.article-card details{border-top:1px solid var(--line);padding:16px 0}.article-card summary{font-weight:600;cursor:pointer}.article-card details p{margin-bottom:0}.notice{margin:24px 0 0;padding:18px 20px;border-left:3px solid var(--green);background:#ebf0e9;color:#526156;font-size:13px}.mini-tools{grid-template-columns:repeat(3,minmax(0,1fr))}.table-wrap{overflow:auto;max-height:460px;margin:16px 0;border:1px solid var(--line);border-radius:10px}.table-wrap table{width:100%;border-collapse:collapse;white-space:nowrap;font-size:13px;font-variant-numeric:tabular-nums}.table-wrap th,.table-wrap td{padding:10px 13px;border-bottom:1px solid var(--line);text-align:right}.table-wrap th{position:sticky;top:0;background:#ebf0e9;color:var(--ink)}.table-wrap caption{padding:10px;text-align:left}.editorial{color:var(--muted);font-size:12px}.skip-link{position:absolute;left:12px;top:-80px;background:#fff;padding:12px;z-index:10}.skip-link:focus{top:12px}.home-guide{max-width:1132px;margin:30px auto 60px}.home-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.tool-card{min-height:240px}.tool-card b{padding-top:18px}.fine-print{font-size:12px;color:#637065}.home-hero h1{font-size:clamp(42px,5.8vw,72px)}.home-hero{gap:42px;padding-top:52px;padding-bottom:62px}.home-hero .hero-intro{font-size:17px}.calculator-card .form-actions{margin-top:12px}.calculator-card select{font-size:14px}.site-header nav{gap:24px}.site-header{gap:12px}.home-guide .article-card{margin:0}.result-panel strong{overflow-wrap:anywhere}.result-breakdown b{overflow-wrap:anywhere}
@media(max-width:900px){.home-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.home-guide{margin:24px}.home-hero{gap:30px}}@media(max-width:760px){.detail-main{padding-top:24px}.input-card,.output-card{padding:24px}.detail-intro{text-align:left}.article-card{padding:24px}.mini-tools{grid-template-columns:1fr 1fr}.detail-intro .eyebrow{font-size:11px}.output-card{position:static}.home-guide{margin:24px 18px}}@media(max-width:480px){.home-grid,.mini-tools{grid-template-columns:1fr}.brand{font-size:17px}.site-header{padding:0 18px}.nav-cta{padding:9px 12px}.detail-main{padding-left:16px;padding-right:16px}.article-card{padding:22px}.result-list div{gap:12px}.hero-points{font-size:12px}.main-result strong{font-size:30px}}
.live-badge{white-space:nowrap;flex-shrink:0}.home-hero .card-heading{gap:10px}.home-hero .card-heading h2{font-size:18px}.home-hero .field-row{margin-bottom:0}.home-hero .detail-field{margin-bottom:12px}@media(max-width:480px){.home-hero h1{font-size:36px}.home-hero .hero-intro{font-size:16px}.home-hero .card-heading h2{font-size:17px}}