:root{--bc-ink:#102a2a;--bc-muted:#586967;--bc-green:#0f766e;--bc-green-dark:#0c5e58;--bc-orange:#c65d24;--bc-line:#d9e5e1;--bc-page:#f7faf9;--bc-surface:#fff;--bc-shadow:0 14px 38px rgba(15,42,42,.075)}html{scroll-behavior:smooth}body{background:var(--bc-page);color:var(--bc-ink)}.ast-primary-header-bar{border-bottom:1px solid rgba(207,222,217,.9)!important;background:rgba(255,255,255,.96)!important;box-shadow:0 5px 22px rgba(15,42,42,.045)}.main-header-menu>.menu-item>.menu-link{margin:0 2px;padding-left:12px!important;padding-right:12px!important;border-radius:8px;color:#294744!important;font-weight:650;transition:background .16s ease,color .16s ease}.main-header-menu>.menu-item>.menu-link:hover,.main-header-menu>.current-menu-item>.menu-link{background:#eaf4f1;color:#0f766e!important}.site-content{background:radial-gradient(circle at 12% 5%,rgba(15,118,110,.045),transparent 24%),var(--bc-page)}.entry-content>h1,.entry-header .entry-title{letter-spacing:-.035em;color:var(--bc-ink)}.entry-content h2{letter-spacing:-.018em}.entry-content a{text-underline-offset:3px}.entry-content .calc-box,.entry-content .pc-calc,.entry-content .sc-box,.entry-content .ec-box{border-color:var(--bc-line)!important;box-shadow:var(--bc-shadow);background:linear-gradient(145deg,#fff,#fbfdfc)!important}.entry-content .calc-result,.entry-content .pc-result,.entry-content .sc-result,.entry-content .ec-result{border-color:#a9d8ca!important;background:linear-gradient(145deg,#ecfdf5,#f6fffb)!important;box-shadow:inset 0 1px 0 rgba(255,255,255,.85),0 9px 24px rgba(15,118,110,.075)}.entry-content .calc-btn,.entry-content .pc-calc button:not([data-tool-action]),.entry-content .sc-box button,.entry-content .ec-box button{transition:transform .16s ease,box-shadow .16s ease,filter .16s ease}.entry-content .calc-btn:hover,.entry-content .pc-calc button:not([data-tool-action]):hover,.entry-content .sc-box button:hover,.entry-content .ec-box button:hover{transform:translateY(-1px);box-shadow:0 8px 18px rgba(15,94,88,.18);filter:saturate(1.06)}.brisk-quality,.brisk-review,.brisk-related,.brisk-related-articles,.brisk-toolkit{box-shadow:0 10px 30px rgba(15,42,42,.055)}.brisk-quality{border-top:4px solid #78b5a8}.brisk-toolkit{position:relative;overflow:hidden}.brisk-toolkit:before{content:"";position:absolute;right:-55px;top:-70px;width:150px;height:150px;border-radius:50%;background:rgba(15,118,110,.055)}.brisk-tool-buttons button{transition:transform .14s ease,background .14s ease,color .14s ease}.brisk-tool-buttons button:hover{transform:translateY(-1px)}
@media(min-width:960px){.entry-content .pc-calc:has(>.pc-grid):has(>.pc-result){display:grid;grid-template-columns:minmax(0,1.18fr) minmax(280px,.82fr);gap:0 24px;max-width:980px!important}.entry-content .pc-calc:has(>.pc-grid):has(>.pc-result)>.pc-grid{grid-column:1;grid-row:1}.entry-content .pc-calc:has(>.pc-grid):has(>.pc-result)>.pc-result{grid-column:2;grid-row:1;align-self:start;position:sticky;top:24px;margin-top:0}.entry-content .pc-calc:has(>.pc-grid):has(>.pc-result)>.pc-save{grid-column:2;grid-row:2}.entry-content .pc-calc:has(>.pc-grid):has(>.pc-result)>.brisk-reverse,.entry-content .pc-calc:has(>.pc-grid):has(>.pc-result)>h3,.entry-content .pc-calc:has(>.pc-grid):has(>.pc-result)>.pc-scroll,.entry-content .pc-calc:has(>.pc-grid):has(>.pc-result)>.pc-note{grid-column:1/-1}.entry-content .pc-calc:has(>.pc-grid):has(>.pc-result)>.brisk-reverse{margin-top:26px}}
.brisk-breadcrumb{max-width:920px;margin:12px auto 22px;padding:0 4px;font-size:13px;color:#64748b}.brisk-breadcrumb ol{display:flex;flex-wrap:wrap;gap:7px;align-items:center;margin:0;padding:0;list-style:none}.brisk-breadcrumb li+li:before{content:"/";margin-right:7px;color:#a0aab5}.brisk-breadcrumb a{color:#37617e;text-decoration:none}.brisk-breadcrumb a:hover{text-decoration:underline}.brisk-breadcrumb [aria-current="page"]{overflow:hidden;max-width:48ch;text-overflow:ellipsis;white-space:nowrap}
.brisk-header-search{display:flex;align-items:center;gap:6px;margin-left:8px}.brisk-header-search label{margin:0}.brisk-header-search input{width:160px;height:38px;padding:8px 10px;border:1px solid #cbd5df;border-radius:8px;background:#fff;color:#17233b;font-size:13px}.brisk-header-search input:focus{outline:0;border-color:#087f5b;box-shadow:0 0 0 3px rgba(8,127,91,.12)}.brisk-header-search button{height:38px;padding:0 11px;border:0;border-radius:8px;background:#0f766e;color:#fff;font-size:12px;font-weight:800;cursor:pointer}
.brisk-toc{max-width:760px;margin:4px auto 32px;padding:18px 20px;border:1px solid #d6e2df;border-radius:12px;background:#f7faf9}.brisk-toc summary{cursor:pointer;color:#163f3a;font-weight:800}.brisk-toc ol{columns:2;column-gap:34px;margin:14px 0 0;padding-left:22px}.brisk-toc li{break-inside:avoid;margin:0 0 7px;line-height:1.45}.brisk-toc a{color:#24665e;text-decoration:none}.brisk-toc a:hover{text-decoration:underline}
.brisk-related-articles{max-width:920px;margin:36px auto;padding:26px;border:1px solid #d9e2ea;border-radius:14px;background:#f8fbfd}.brisk-related-articles h2{margin:0 0 14px!important;font-size:24px!important}.brisk-related-articles>div{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.brisk-related-articles a{display:flex;flex-direction:column;justify-content:space-between;gap:14px;min-height:118px;padding:17px;border:1px solid #dce4ea;border-radius:10px;background:#fff;color:#13365d;text-decoration:none}.brisk-related-articles a:hover{border-color:#8cb9ae;box-shadow:0 6px 18px rgba(15,23,42,.07)}.brisk-related-articles a span{color:#0f766e;font-size:13px;font-weight:800}
.brisk-method-summary{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:17px 22px}.brisk-method-summary>span{flex:0 0 auto}.brisk-method-summary p{margin:0!important;font-size:13px!important}
.brisk-share{display:flex;align-items:center;gap:16px;max-width:920px;margin:28px auto;padding:14px 0;border-top:1px solid #e0e7eb;border-bottom:1px solid #e0e7eb}.brisk-share>strong{color:#263b50;font-size:13px}.brisk-share>div{display:flex;flex-wrap:wrap;gap:8px}.brisk-share a{padding:7px 10px;border:1px solid #cbd8df;border-radius:999px;color:#315d76;font-size:12px;font-weight:700;text-decoration:none}.brisk-share a:hover{border-color:#0f766e;color:#0f766e}
.brisk-history{margin-top:16px}.brisk-history h3{margin:0 0 9px;font-size:1rem}.brisk-history>div{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.brisk-history>div button{display:flex;flex-direction:column;gap:3px;padding:10px;border:1px solid #d7e2df;border-radius:8px;background:#fff;color:#24423e;text-align:left;cursor:pointer}.brisk-history>div button:hover{border-color:#0f766e}.brisk-history>div span{overflow:hidden;color:#64748b;font-size:11px;text-overflow:ellipsis;white-space:nowrap}.brisk-clear-history{margin-top:8px;padding:6px 9px;border:0;background:transparent;color:#8a3d32;font-size:12px;text-decoration:underline;cursor:pointer}
.brisk-reverse{margin:22px 0;padding:20px;border:1px solid #bcd9d3;border-radius:11px;background:#f1f8f6}.brisk-reverse>span{display:block;color:#0f766e;font-size:11px;font-weight:800;letter-spacing:.09em;text-transform:uppercase}.brisk-reverse h3{margin:5px 0 6px!important;color:#163f3a;font-size:1.2rem!important}.brisk-reverse>p{margin:0 0 13px;color:#526463;font-size:13px;line-height:1.55}.brisk-reverse label{display:block;margin:10px 0 6px;font-weight:700}.brisk-reverse input{width:100%;min-height:46px;padding:11px;border:1px solid #aebfbb;border-radius:8px;background:#fff;font-size:16px;box-sizing:border-box}.brisk-reverse-results{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:13px}.brisk-reverse-results>div{padding:12px;border-radius:8px;background:#fff}.brisk-reverse-results span{display:block;color:#64748b;font-size:12px}.brisk-reverse-results strong{display:block;margin-top:3px;color:#065f46;font-size:17px}.brisk-reverse .brisk-reverse-note{margin:10px 0 0;color:#6c5141;font-size:12px}
.brisk-result-visual{margin:18px 0 0;padding:15px;border-top:1px solid rgba(124,181,168,.35);color:#314845}.brisk-result-visual figcaption{margin:0}.brisk-result-visual figcaption>strong{display:block;margin-bottom:8px;color:#163f3a;font-size:13px}.brisk-result-visual i,.brisk-stack-legend i{display:inline-block;width:8px;height:8px;margin-right:6px;border-radius:50%;background:var(--dot)}.brisk-donut{display:grid;grid-template-columns:88px 1fr;gap:13px;align-items:center}.brisk-donut svg{width:88px;height:88px;transform:rotate(-90deg)}.brisk-donut circle{fill:none;stroke-width:10}.brisk-donut-base{stroke:#365f79}.brisk-donut-value{stroke-linecap:round;transition:stroke-dasharray .35s ease}.brisk-donut figcaption span{display:block;margin:5px 0;color:#50635f;font-size:11px}.brisk-donut figcaption b{color:#163f3a}.brisk-stack svg{display:block;width:100%;height:20px;margin:10px 0 11px;border-radius:7px;overflow:hidden}.brisk-stack svg rect{transition:width .35s ease,x .35s ease}.brisk-stack-legend{display:grid;grid-template-columns:1fr 1fr;gap:5px 10px}.brisk-stack-legend span{color:#50635f;font-size:10px}
@media(max-width:1100px){.brisk-search-item{width:100%}.brisk-header-search{margin:8px 14px 12px}.brisk-header-search label{flex:1}.brisk-header-search input{width:100%}}
@media(max-width:700px){.brisk-breadcrumb{margin:8px 0 18px}.brisk-toc{margin:4px 0 26px;padding:16px}.brisk-toc ol{columns:1}.brisk-related-articles{margin:26px 0;padding:21px 18px}.brisk-related-articles>div{grid-template-columns:1fr}.brisk-method-summary{display:block}.brisk-method-summary>span{margin-bottom:6px}.brisk-share{align-items:flex-start;margin:24px 0}.brisk-share>strong{padding-top:7px}.brisk-history>div,.brisk-reverse-results{grid-template-columns:1fr}.calc-btn,.pc-calc button,.sc-box button,.ec-box button{min-height:48px}.calc-box input,.calc-box select,.pc-calc input,.pc-calc select,.sc-box input,.sc-box select,.ec-box input,.ec-box select{min-height:46px}.brisk-tool-buttons button{min-height:44px}}