.admin-app{background:#f4f7fb;grid-template-columns:230px minmax(0,1fr);min-height:100vh;display:grid}.admin-sidebar{background:#fff;border-right:1px solid #e1e8ef;flex-direction:column;height:100vh;padding:29px 20px;display:flex;position:sticky;top:0}.admin-sidebar .brand{font-size:20px}.workspace-label{letter-spacing:1.1px;color:#8a97a8;margin:29px 11px 17px;font-size:9px;display:block}.admin-sidebar nav{flex-direction:column;gap:6px;display:flex;overflow-y:auto}.admin-sidebar nav button{text-align:left;color:#64758c;background:0 0;border:0;border-radius:7px;align-items:center;gap:16px;padding:12px 15px;font-size:13px;display:flex}.admin-sidebar nav button.active{color:#3263e7;background:#ebf1ff;font-weight:650}.admin-sidebar nav button>span{text-align:center;width:20px;font-size:19px}.admin-sidebar-bottom{color:#64758c;border-top:1px solid #e1e8ef;flex-direction:column;gap:12px;margin-top:auto;padding-top:20px;font-size:12px;display:flex}.admin-sidebar-bottom button{text-align:left;color:inherit;background:0 0;border:0;padding:0;font-size:11px}.admin-main{min-width:0;padding:30px 34px}.admin-header{justify-content:space-between;align-items:center;margin-bottom:30px;display:flex}.admin-header .eyebrow{color:#7a8ba1;font-size:9px}.admin-header h1{margin:9px 0 0;font-size:27px}.admin-filters{flex-wrap:wrap;align-items:end;gap:14px;margin-bottom:25px;display:flex}.admin-app label,.admin-login label{color:#586c83;margin-bottom:13px;font-size:11px;font-weight:550;display:block}.admin-filters label{flex:1;min-width:130px;margin-bottom:0}.admin-app input,.admin-app select,.admin-app textarea,.admin-login input{color:#213a56;background:#fff;border:1px solid #d8e1eb;border-radius:6px;width:100%;min-height:40px;margin-top:6px;padding:10px 12px;font-size:13px;display:block}.admin-filters .secondary-button{height:40px}.stat-grid{grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:22px;display:grid}.stat-card{background:#fff;border:1px solid #e1e8ef;border-radius:10px;padding:23px 22px}.stat-card>span{color:#75869b;font-size:11px}.stat-card strong{letter-spacing:-1px;margin:15px 0 7px;font-size:32px;font-weight:650;line-height:1.3;display:block}.stat-card i{color:#8b9aad;font-size:21px;font-style:normal}.stat-card small{color:#8c99a8;font-size:9px}.admin-card{background:#fff;border:1px solid #e1e8ef;border-radius:10px;min-width:0;margin-bottom:22px;padding:25px}.admin-card h2{letter-spacing:0;justify-content:space-between;align-items:center;margin-bottom:20px;font-size:16px;display:flex}.admin-card h2 small{color:#8c99a8;font-size:10px}.admin-card p{font-size:12px}.admin-two-col{grid-template-columns:1.5fr 1fr;gap:22px;display:grid}.bar-chart{align-items:end;gap:10px;min-height:215px;padding-top:20px;display:flex;overflow-x:auto}.bar-item{text-align:center;flex-direction:column;flex:1;align-items:center;gap:7px;min-width:24px;display:flex}.bar-item>div{background:#3263e7;border-radius:4px 4px 0 0;width:70%;max-width:44px}.bar-item small,.bar-item>span{color:#7b8da2;font-size:9px}.source-row{overflow-wrap:anywhere;border-bottom:1px solid #eef2f6;justify-content:space-between;gap:10px;padding:9px 0;font-size:12px;display:flex}.empty-state{text-align:center;color:#8a99aa;padding:55px 16px;font-size:12px}.admin-card .field-help,.admin-card table{font-size:11px}.admin-card td,.admin-card th{padding:12px 11px}.admin-card td,.calculator-result dd,.digest-cell,.markdown-preview,.preserve-lines,.prose a,.system-list dd,.text-button,.text-result{overflow-wrap:anywhere}.path-cell{min-width:150px;max-width:240px}.article-admin-grid{grid-template-columns:250px minmax(0,1fr);gap:22px;display:grid}.article-list{align-self:start;padding:20px}.article-list>button{text-align:left;background:0 0;border:0;border-bottom:1px solid #e1e8ef;width:100%;padding:16px 10px;display:block}.article-list>button.selected{background:#f1f5ff}.article-list strong{font-size:12px;font-weight:600;line-height:1.5}.article-list small{color:#8b9aae;margin-top:8px;font-size:10px;display:block}.markdown-editor{font-family:Consolas,monospace!important;font-size:12px!important;line-height:1.7!important}.markdown-preview{background:#fafbfd;margin-top:15px;padding:20px}.editor-actions{align-items:center;gap:15px;display:flex}.badge{color:#8a95a5;background:#eef0f4;border-radius:20px;padding:5px 10px;font-size:10px}.badge.enabled{color:#368462;background:#e9f7ee}.button-row{flex-wrap:wrap;gap:12px;display:flex}.feedback-item{border-bottom:1px solid #e1e8ef;padding:20px 0}.feedback-item h3{letter-spacing:0;font-size:16px}.feedback-item small{color:#8a99aa;font-size:10px}.preserve-lines{white-space:pre-wrap}.system-list>div{border-bottom:1px solid #e9eef4;justify-content:space-between;gap:20px;padding:12px 0;font-size:12px;display:flex}.system-list dt{color:#8190a3}.system-list dd{text-align:right;margin:0}.admin-login{background:#f3f7fb;flex-direction:column;align-items:center;min-height:100vh;padding:50px 20px;display:flex}.login-card{background:#fff;border:1px solid #e1e8ef;border-radius:13px;width:100%;max-width:440px;margin:35px 0 20px;padding:35px;box-shadow:0 12px 40px #2a446a08}.login-card h1{letter-spacing:-.5px;margin:12px 0 14px;font-size:28px}.login-card p{color:#8190a3;font-size:12px}.login-card form{margin-top:24px}.login-card .primary-button{width:100%;margin-top:12px}@media (width<=1200px){.admin-app{grid-template-columns:195px minmax(0,1fr)}.admin-main{padding:26px 24px}.admin-sidebar{padding:26px 15px}.admin-sidebar .brand{font-size:17px}.stat-grid{grid-template-columns:1fr 1fr}.admin-two-col,.article-admin-grid{grid-template-columns:1fr}.article-list>button{vertical-align:top;width:auto;max-width:250px;display:inline-block}}@media (width<=760px){.admin-app{display:block}.admin-sidebar{border-bottom:1px solid #e1e8ef;border-right:0;height:auto;padding:18px 20px;position:static}.admin-sidebar .brand{font-size:20px}.workspace-label{display:none}.admin-sidebar nav{flex-direction:row;gap:4px;margin-top:16px;overflow-x:auto}.admin-sidebar nav button{white-space:nowrap;gap:7px;padding:8px 12px;font-size:11px}.admin-sidebar nav button>span{width:15px;font-size:15px}.admin-sidebar-bottom{flex-direction:row;justify-content:space-between;margin-top:10px;padding-top:14px}.admin-main{padding:23px 16px}.admin-header h1{font-size:24px}.admin-header{margin-bottom:23px}.admin-card{padding:18px}.stat-grid{gap:12px}.stat-card{padding:18px 15px}.stat-card strong{font-size:27px}.stat-card small{font-size:8px}.admin-filters{gap:10px}.admin-filters label{min-width:135px}.admin-card>table{display:block;overflow-x:auto}.article-admin-grid{gap:0}.system-list>div{font-size:11px}.system-list dd{max-width:200px}.editor-actions{flex-wrap:wrap}.login-card{padding:28px}.admin-card .field-grid{grid-template-columns:1fr}}.analytics-filter .field-grid{grid-template-columns:repeat(auto-fit,minmax(160px,1fr))}.analytics-filter .button-row,.analytics-more{margin-top:18px}.analytics-tabs{margin-bottom:20px}.analytics-dimensions{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px;display:grid}.analytics-dimensions .admin-card{margin:0}.text-button{color:#3263e7;text-align:left;font:inherit;cursor:pointer;background:0 0;border:0;padding:0}.text-button:disabled{color:#8190a3;cursor:default}.pagination{flex-wrap:wrap;gap:15px;margin-top:18px;font-size:12px}.pagination,.pagination label{align-items:center;display:flex}.pagination label{gap:8px;margin:0}.pagination select{width:auto;margin:0}.account-add{flex-wrap:wrap;align-items:end;gap:16px;margin-top:24px;display:flex}.account-add label{flex:1;min-width:220px;margin:0}.digest-cell{max-width:220px}.github-login{justify-content:center;display:flex;margin:24px 0 20px!important}.login-card details{margin-top:20px;font-size:12px}.admin-app button:focus-visible,.admin-login button:focus-visible{outline-offset:3px;outline:3px solid #3263e7}:root{--ink:#163150;--text:#33475c;--muted:#697b8d;--blue:#3263e7;--teal:#168f86;--line:#e3e9ef;--pale:#f5f8fb;--radius:14px;color:var(--ink);font-synthesis:none;background:#fff;font-family:Inter,Segoe UI,Arial,sans-serif}*{box-sizing:border-box}body{margin:0;font-size:16px;line-height:1.6}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}a,button,input,select,textarea{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:wait;opacity:.55}img{max-width:100%}h1,h2,h3,p{margin-top:0}h1,h2,h3{letter-spacing:-.035em;line-height:1.2}h1{max-width:900px;margin-bottom:22px;font-size:calc(clamp(34px,4vw,54px));font-weight:700}h2{margin-bottom:18px;font-size:30px}h3{font-size:20px}p{color:var(--text)}:focus-visible{outline-offset:4px;outline:3px solid #2466d9}.container{max-width:1200px;margin:auto;padding:0 32px}.narrow{max-width:860px}.section{padding-top:58px;padding-bottom:58px}.section.compact{padding-top:14px}.site-header{border-bottom:1px solid var(--line);background:#fff}.header-inner{align-items:center;gap:36px;height:86px;display:flex}.brand{letter-spacing:-1px;white-space:nowrap;color:var(--ink);align-items:center;gap:0;font-size:22px;font-weight:750;display:inline-flex}.brand img{margin-right:10px}.brand span{font-weight:450}.header-inner nav{gap:30px;margin-left:auto;font-size:14px;font-weight:600;display:flex}.header-inner nav a:hover,.text-link:hover{color:var(--blue)}.header-search{color:var(--muted);align-items:center;gap:8px;margin-left:22px;font-size:14px;display:flex}.header-search:first-letter{font-size:28px}.hero{grid-template-columns:1.4fr .8fr;align-items:center;gap:32px;padding-top:75px;padding-bottom:78px;display:grid}.hero h1{letter-spacing:-2.4px;margin:18px 0 22px;font-size:calc(clamp(36px,4.1vw,52px));line-height:1.18}.hero h1 em{color:var(--teal);font-style:normal}.hero-copy>p{color:#617182;max-width:570px;margin-bottom:28px;font-size:17px}.eyebrow{text-transform:uppercase;letter-spacing:1.8px;color:var(--teal);font-size:10px;font-weight:750;display:inline-block}.status-dot{vertical-align:middle;background:#22aa94;border-radius:50%;width:7px;height:7px;margin-right:7px;display:inline-block}.search-box{background:#fff;border:1px solid #d4dfe9;border-radius:10px;align-items:center;max-width:600px;padding:6px;display:flex;box-shadow:0 5px 22px #19344f08}.search-box>span{color:#9aa9b5;margin:0 10px;font-size:27px}.search-box input{border:0;flex:1;min-width:0;padding:13px 0;font-size:14px}.primary-button,.search-box button{background:var(--blue);color:#fff;white-space:nowrap;border:0;border-radius:7px;justify-content:center;align-items:center;gap:18px;padding:13px 21px;font-size:14px;font-weight:600;display:inline-flex}.primary-button:hover,.search-box button:hover{background:#2450c8}.quick-links{color:#697b8d;flex-wrap:wrap;gap:14px;margin-top:16px;font-size:11px;display:flex}.quick-links a{border-bottom:1px solid #cbd7df}.hero-visual{background:radial-gradient(#e9f3f3,#0000 70%);justify-content:center;align-items:center;min-height:330px;display:flex;position:relative}.paper-note{background:#fff;border:1px solid #e2e9ef;border-radius:4px;width:275px;padding:27px;position:relative;transform:rotate(5deg);box-shadow:0 16px 42px #204c6420}.paper-note:before{content:"";background:#c9e3dca6;width:74px;height:24px;position:absolute;top:-10px;left:98px;transform:rotate(-5deg)}.mini-label{letter-spacing:1.7px;color:#8a9ba8;font-size:9px;font-weight:700}.room-drawing{height:180px;position:relative;transform:rotate(-5deg)}.room-floor{background:repeating-linear-gradient(90deg,#ecf4ef,#ecf4ef 29px,#d8e7df 30px,#ecf4ef 31px);border:2px solid #83aaa6;width:153px;height:109px;top:36px;left:31px;box-shadow:18px -17px 0 -1px #f1f5f9,18px -17px 0 1px #b0c4cf}.room-floor,.room-window{position:absolute;transform:skewY(-12deg)}.room-window{background:#dbeef7;border:2px solid #a3bac5;width:39px;height:46px;top:26px;left:81px}.room-window:after{content:"";border-left:1px solid #a3bac5;height:100%;margin-left:16px;display:block}.measure-top{bottom:7px;left:87px}.measure-side,.measure-top{color:#78958e;font-size:11px;position:absolute}.measure-side{top:79px;right:-1px;transform:rotate(-78deg)}.note-result{border-top:1px dashed #dbe3e8;justify-content:space-between;align-items:center;padding-top:16px;font-size:13px;font-weight:600;line-height:1.6;display:flex}.checkmark{width:30px;height:30px;color:var(--teal);background:#e7f4ec;border-radius:50%;place-items:center;display:grid}.floating-label{background:#fff;border:1px solid #e2e9ef;border-radius:7px;padding:11px 16px;font-size:11px;position:absolute;bottom:10px;left:3px;transform:rotate(-4deg);box-shadow:0 8px 30px #25475d14}.floating-label span{color:var(--teal);margin-right:8px}.trust-strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#f8fafb}.trust-strip>div{color:#617588;justify-content:center;gap:82px;padding:18px 32px;font-size:12px;display:flex}.section-heading{justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:26px;display:flex}.section-heading h2{margin:9px 0 0;font-size:27px}.text-link{color:var(--blue);font-size:13px;font-weight:650}.category-grid{grid-template-columns:repeat(3,1fr);gap:17px;display:grid}.category-card{border:1px solid var(--line);border-radius:10px;align-items:center;gap:15px;padding:22px 18px;transition:border-color .15s,box-shadow .15s;display:flex}.category-card>span:last-child{color:#93a2ad;margin-left:auto}.category-card h3{letter-spacing:-.1px;margin-bottom:6px;font-size:14px}.category-card p{color:var(--muted);margin:0;font-size:11px}.tool-icon{letter-spacing:-1px;border-radius:11px;flex-shrink:0;place-items:center;width:44px;height:44px;font-size:20px;font-weight:600;display:grid}.teal{color:#248c72;background:#e7f4ef}.blue{color:#5273cc;background:#eaf0fe}.orange{color:#bf8548;background:#fff1e5}.tool-grid{grid-template-columns:repeat(3,1fr);gap:21px;margin-top:26px;display:grid}.tool-card{border:1px solid var(--line);border-radius:12px;flex-direction:column;padding:27px;transition:border-color .15s,box-shadow .15s;display:flex}.category-card:hover,.tool-card:hover{border-color:#aabed5;box-shadow:0 6px 18px #1a3d5e08}.tool-card .tool-icon{margin-bottom:23px}.tool-card .eyebrow{letter-spacing:1.2px;color:#8594a2;font-size:9px}.tool-card h2,.tool-card h3{margin:10px 0 12px;font-size:21px}.tool-card p{color:#697989;flex:1;margin-bottom:24px;font-size:13px;line-height:1.7}.card-link{color:var(--blue);justify-content:space-between;align-items:center;font-size:12px;font-weight:650;display:flex}.card-link>span{font-size:19px}.subtle{color:var(--muted);font-size:12px}.editorial-band{background:var(--pale);border-radius:14px;grid-template-columns:1.15fr 1fr;gap:60px;padding:43px 46px;display:grid}.editorial-band h2{margin:12px 0 17px;font-size:29px}.editorial-band p{max-width:430px;color:var(--muted);font-size:13px}.guide-preview{border-left:1px solid #dae3eb;padding-left:36px}.guide-preview>a{margin-top:16px;display:block}.guide-preview h3{margin-bottom:9px;font-size:19px}.guide-preview p{margin-bottom:12px}.site-footer{border-top:1px solid var(--line);padding:44px 0 36px}.footer-grid{grid-template-columns:1.2fr 1fr 1fr 1.2fr;gap:40px;display:grid}.site-footer .brand{font-size:19px}.site-footer p{color:var(--muted);margin:15px 0 22px;font-size:12px}.site-footer small{color:#8b99a6;font-size:10px}.footer-grid>div>strong{margin:4px 0 13px;font-size:11px;display:block}.footer-grid>div>a:not(.brand){color:var(--muted);margin-bottom:8px;font-size:11px;display:block}.footer-note{padding-top:4px;font-size:11px}.footer-note p{line-height:1.8}.lead{max-width:750px;margin-bottom:32px;font-size:18px}.breadcrumb,.breadcrumbs,.lead{color:var(--muted)}.breadcrumbs{flex-wrap:wrap;gap:10px;margin-bottom:36px;font-size:11px;display:flex}.breadcrumb{margin-bottom:24px;font-size:12px;display:block}.tool-title h1{margin-top:12px}.calculator-shell{border:1px solid var(--line);border-radius:14px;grid-template-columns:1.1fr .9fr;display:grid;overflow:hidden}.calculator-inputs{padding:32px}.panel-heading{justify-content:space-between;align-items:center;gap:15px;margin-bottom:24px;display:flex}.panel-heading h2{margin:0;font-size:19px}.panel-heading .subtle{max-width:130px;font-size:10px}.field-grid{grid-template-columns:1fr 1fr;gap:18px;display:grid}.calculator-inputs label,.contact-form label{margin-bottom:16px;font-size:12px;font-weight:600;display:block}.calculator-inputs input,.calculator-inputs select,.contact-form input,.contact-form select,.contact-form textarea,.wide-input{width:100%;color:var(--ink);background:#fff;border:1px solid #ced9e3;border-radius:6px;margin-top:7px;padding:11px 12px;line-height:1.4;display:block}.calculator-inputs>select{margin-bottom:18px}.field-help{color:var(--muted);font-size:11px;font-weight:400;line-height:1.6}.field-divider{border-top:1px solid var(--line);margin-top:23px;padding-top:22px}.field-divider h3{margin-bottom:7px;font-size:14px}.calculate-button{width:100%;margin-top:7px}.input-privacy{color:var(--muted);text-align:center;margin-top:12px;font-size:10px;display:block}.calculator-result{background:#f1f6fc;flex-direction:column;padding:37px 34px;display:flex}.result-caption{margin-top:27px;margin-bottom:7px;font-size:14px}.result-number{letter-spacing:-3px;color:#2454b0;font-size:62px;font-weight:650;line-height:1.15}.result-number.money{letter-spacing:-1.7px;font-size:43px}.result-number small{color:#6e7f93;letter-spacing:0;margin-top:7px;font-size:13px;font-weight:400;display:block}.calculator-result>p{color:var(--muted);font-size:12px}.calculator-result dl{margin:28px 0 20px;font-size:12px}.calculator-result dl>div{border-bottom:1px solid #dbe5f0;justify-content:space-between;gap:20px;padding:11px 0;display:flex}.calculator-result dt{color:#65758a}.calculator-result dd{text-align:right;margin:0;font-weight:650}.result-note{background:#e6eef9;border-radius:7px;padding:15px;line-height:1.7;font-size:11px!important}.result-explainer{color:var(--blue);margin-top:auto;padding-top:30px;font-size:11px}.result-empty{margin:50px 0}.result-empty>span{color:var(--blue);font-size:40px}.result-empty h3{font-size:23px}.course-row{grid-template-columns:1.5fr .8fr .9fr 24px;align-items:center;gap:10px;display:grid}.course-row label{min-width:0}.icon-button{color:#7a8b9d;background:0 0;border:0;margin-top:10px;font-size:22px}.secondary-button{color:var(--ink);background:#fff;border:1px solid #d2dce6;border-radius:6px;padding:9px 14px;font-size:12px;font-weight:550}.secondary-button:hover{background:#f5f8fb}.advertising-separation{min-height:50px;margin-top:0}.article-layout{grid-template-columns:minmax(0,1fr) 250px;gap:72px;display:grid}.prose{max-width:760px;font-size:15px;line-height:1.85}.prose h2{margin-top:40px;margin-bottom:17px;font-size:26px}.prose h3{margin:30px 0 12px;font-size:19px}.prose ol,.prose p,.prose ul{color:#4b5d70;margin-bottom:20px}.prose li{margin:8px 0}.prose a{color:var(--blue);text-underline-offset:3px;text-decoration:underline}.prose pre{white-space:pre-wrap;background:var(--pale);border-radius:7px;padding:18px}.prose code{background:var(--pale);padding:3px 5px;font-size:13px}.prose blockquote{border-left:3px solid var(--teal);background:#f3f9f7;margin:25px 0;padding:5px 20px}.prose table{font-size:12px;display:block;overflow-x:auto}.article-aside{background:var(--pale);border-radius:10px;align-self:start;margin-top:50px;padding:24px}.article-aside h3{font-size:15px;line-height:1.5}.article-aside a,.article-aside p{font-size:12px}.article-aside a{color:var(--blue);margin:15px 0;display:block}.article-aside hr{border:0;border-top:1px solid var(--line);margin:26px 0}.category-intro{margin-top:48px}.article-category{margin-bottom:16px;display:block}.related{border-top:1px solid var(--line);margin-top:36px;padding-top:30px}.related h2{font-size:22px}.related a{margin-top:12px;display:block}.table-scroll{overflow-x:auto}table{border-collapse:collapse;text-align:left;width:100%;font-size:13px}th{color:#63738b;background:#f6f8fb;font-weight:600}td,th{border-bottom:1px solid var(--line);padding:13px 14px}table small{color:var(--muted);margin-top:5px;font-size:10px;display:block}.schedule{border:1px solid var(--line);border-radius:8px;margin-top:20px;padding:18px}summary{cursor:pointer;font-size:13px;font-weight:600}.search-result{border-bottom:1px solid var(--line);padding:25px 0;display:block}.search-result h2{margin:8px 0;font-size:23px}.search-result p{margin:0;font-size:14px}.error-message{color:#9b3235;background:#fff2f1;border:1px solid #f0c8c5}.error-message,.success-message{border-radius:7px;padding:13px 16px;font-size:13px}.success-message{color:#1b715c;background:#eef9f4;border:1px solid #c3e4d7}.contact-form{border:1px solid var(--line);border-radius:12px;margin-top:30px;padding:28px}.honeypot{position:absolute;left:-9999px}.skip-link{background:var(--ink);color:#fff;z-index:100;padding:12px;position:fixed;top:-70px;left:15px}.skip-link:focus{top:12px}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}@media (width<=1000px){.hero{grid-template-columns:1.5fr .8fr;gap:10px}.hero h1{font-size:40px}.hero-visual{transform:scale(.85)}.category-card{gap:9px;padding:18px 13px}.category-card h3{font-size:12px}.trust-strip>div{gap:32px}.article-layout{grid-template-columns:minmax(0,1fr) 210px;gap:35px}.calculator-inputs,.calculator-result{padding:25px}.footer-grid{gap:25px}.hero .search-box button{padding:13px}.tool-card{padding:23px}.editorial-band{gap:35px;padding:34px}}@media (width<=760px){.container{padding-left:21px;padding-right:21px}.header-inner{gap:20px;height:72px}.brand{font-size:20px}.header-inner nav{gap:17px;font-size:12px}.header-inner nav a:last-child,.header-search span{display:none}.header-search{margin-left:0;font-size:25px}.hero{padding-top:46px;padding-bottom:42px;display:block}.hero h1{letter-spacing:-1.6px;font-size:38px}.hero-copy>p{font-size:15px}.hero-visual{display:none}.eyebrow{font-size:9px}.search-box>span{margin:0 8px}.search-box input{font-size:12px}.search-box button{gap:7px;font-size:11px}.quick-links{gap:12px;font-size:10px}.trust-strip>div{white-space:nowrap;justify-content:flex-start;gap:20px;padding-top:13px;padding-bottom:13px;font-size:10px;overflow-x:auto}.section{padding-top:39px;padding-bottom:39px}.section-heading{align-items:start}.section-heading h2{font-size:23px}.section-heading>.text-link{white-space:nowrap;padding-top:15px;font-size:10px}.category-grid{grid-template-columns:1fr;gap:10px}.category-card{gap:17px;padding:17px 19px}.category-card h3{font-size:14px}.calculator-inputs label,.category-card p{font-size:11px}.tool-grid{grid-template-columns:1fr;gap:16px}.tool-card .tool-icon{margin-bottom:19px}.tool-card h3{font-size:23px}.editorial-band{padding:28px;display:block}.editorial-band h2{font-size:27px}.guide-preview{border-top:1px solid #dae3eb;border-left:0;margin-top:28px;padding:24px 0 0}.footer-grid{grid-template-columns:1fr 1fr;gap:30px 20px}.footer-note{padding-top:6px}.site-footer{padding-top:35px}.article-layout,.calculator-shell{grid-template-columns:1fr}.panel-heading{margin-bottom:22px}.field-grid{gap:12px}.calculator-inputs,.calculator-result{padding:23px}.article-aside{margin-top:0}.result-number.money{font-size:43px}.result-explainer{padding-top:15px}.lead{font-size:16px}.tool-title h1{font-size:36px}.prose{font-size:14px}.prose h2{font-size:23px}.contact-form{padding:20px}.course-row{grid-template-columns:1.2fr .8fr .9fr 20px;gap:7px}.course-row input{padding-left:9px}.breadcrumbs{margin-bottom:26px;font-size:10px}.narrow h1{font-size:35px}.article-layout .prose{min-width:0}}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}.language-switch{white-space:nowrap;border:1px solid var(--line);border-radius:6px;padding:7px 10px;font-size:12px}.header-inner{gap:24px}.header-search{margin-left:0}.note-equation{color:var(--ink);gap:12px;padding:25px 0;display:grid}.note-equation>span{letter-spacing:-1px;font-size:25px}.note-equation small{color:var(--muted);letter-spacing:0;font-size:12px}.note-equation strong{border-top:1px solid var(--line);padding-top:15px;font-size:19px}.note-equation em{color:var(--teal);font-style:normal}.entry-row{border:1px solid var(--line);border-radius:8px;margin:16px 0;padding:12px 14px}.entry-row legend,.weekend-options legend{padding:0 5px;font-size:12px;font-weight:600}.entry-row label{margin-bottom:8px}.row-remove{color:#8b4747;background:0 0;border:0;padding:4px 0;font-size:11px}.row-remove:disabled{opacity:.4;cursor:default}.input-fields{margin-top:20px}.calculator-inputs textarea{width:100%;font:inherit;border:1px solid #ced9e3;border-radius:6px;margin-top:8px;padding:12px;display:block}.calculator-inputs .check-label{align-items:center;gap:10px;font-weight:400;display:flex}.calculator-inputs .check-label input{width:17px;height:17px;accent-color:var(--blue);margin:0}.weekend-options{border:1px solid var(--line);flex-wrap:wrap;gap:12px;margin:20px 0;padding:14px;display:flex}.weekend-options .check-label{margin:0}.reset-button{margin:12px auto 0;display:block}.text-result{letter-spacing:-.5px;font-size:28px;line-height:1.5}.category-tabs{flex-wrap:wrap;gap:15px;display:flex}.category-tabs a{border:1px solid var(--line);border-radius:7px;padding:9px 16px;font-size:13px}.catalog-section{padding-top:42px;scroll-margin-top:20px}.catalog-section h2{font-size:26px}.calculator-result caption{text-align:left;margin:0 0 10px;font-size:12px}.calculator-inputs input[type=datetime-local],.calculator-shell>*{min-width:0}html[lang=zh-CN] .hero h1{letter-spacing:-1px}html[lang=zh-CN] .eyebrow{letter-spacing:1px}@media (width<=760px){.header-inner{flex-wrap:wrap;gap:12px;height:auto;min-height:96px;padding-top:14px;padding-bottom:12px}.header-inner nav{order:4;justify-content:center;gap:32px;width:100%}.header-search{margin-left:auto}.language-switch{font-size:11px}.field-grid:has(input[type=datetime-local]){grid-template-columns:1fr}.text-result{font-size:25px}.zone-fields{grid-template-columns:1fr}}.article-toc{background:var(--pale);border:1px solid var(--line);border-radius:8px;margin:20px 0 28px;padding:18px 22px}.article-toc strong{margin-bottom:10px;font-size:13px;display:block}.article-toc a{margin:7px 0;font-size:12px;display:block}.prose h2[id]{scroll-margin-top:24px}