/* DIMWeightFinder — theme tokens from the fixed production theme (Nov 12, 2026).
   Fonts are self-hosted subsets: Archivo (variable 400-800) and IBM Plex Mono (500, 600).
   Every rule below follows the reference components' own styles, element by element. */
@font-face{font-family:'Archivo';src:url('fonts/archivo.woff2') format('woff2');font-weight:400 800;font-style:normal;font-display:swap}
@font-face{font-family:'IBM Plex Mono';src:url('fonts/plex-mono-500.woff2') format('woff2');font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:'IBM Plex Mono';src:url('fonts/plex-mono-600.woff2') format('woff2');font-weight:600;font-style:normal;font-display:swap}
:root{
  --navy:#0B1B33; --orange:#FF6A13; --orange-tint:#FFE9DB;
  --paper:#F4F6F9; --surface:#FFFFFF;
  --slate-700:#3A4A63; --slate-500:#5B6B84; --line:#CBD3DF;
  --error:#B3261E; --info:#1F5FBF;
  --font:'Archivo',system-ui,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,monospace;
  --r-input:4px; --r-card:6px; --frame:3px; --tap:44px; --measure:68ch;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){ html{scroll-behavior:auto} *{transition:none!important;animation:none!important} }
html,body{max-width:100%;overflow-x:clip}
body{margin:0;background:var(--paper);color:var(--navy);font-family:var(--font);font-size:16px;line-height:1.55}
a{color:var(--navy)}
img,svg{max-width:100%}
:focus-visible{outline:3px solid var(--orange);outline-offset:2px}
button{font:inherit}
.micro{font-size:12px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--slate-500)}
.mono{font-family:var(--mono)}

/* ---------- header ---------- */
.site-head{background:var(--navy);color:#fff;position:relative;z-index:40}
.site-head .bar{max-width:1200px;margin:0 auto;padding:0 24px;min-height:68px;display:flex;align-items:center;gap:20px}
.logo{display:flex;align-items:center;gap:12px;font-weight:800;font-size:22px;letter-spacing:-.01em;color:#fff;text-decoration:none;white-space:nowrap}
.logo .mark{flex:0 0 auto;width:36px;height:36px;border-radius:6px;background:var(--orange);display:grid;place-items:center}
.logo .mark svg{width:20px;height:20px}
.site-nav{display:flex;gap:4px;margin-left:auto;min-width:0}
.site-nav a{color:#fff;text-decoration:none;font-size:16px;padding:10px 12px;min-height:44px;display:inline-flex;align-items:center;white-space:nowrap}
.site-nav a[aria-current]{box-shadow:inset 0 -3px 0 var(--orange)}
/* ==== hover rules, copied from the reference comps' own stylesheets ====
   a:hover{background:#FFE9DB}  .hdr a:hover{background:#1B2F50;color:#fff}
   .ftr a:hover{background:#1B2F50 + orange underline}  .btn:hover{background:#FFE9DB}
   .btn.pri{background:#FF6A13} .btn.pri:hover{background:#FF8640}
   .seg.on:hover{background:#1B2F50}  .chip:hover / .chip.on:hover same pattern
   .row:hover{background:#F4F6F9}  .toc a:hover{background:#FFE9DB;border-left-color:#FF6A13}
   .item h3 a:hover{orange underline}  a.onnavy:hover{background:#1B2F50;color:#fff} */
a{text-decoration-color:var(--orange);text-decoration-thickness:2px;text-underline-offset:3px}
.guide-row h3 a,.cat-grid h3 a{text-decoration:none}
.guide-list{border-top:1px solid var(--line)}
.guide-list-link{display:block;padding:14px 0;min-height:44px;text-decoration:none;font-weight:600;font-size:18px;border-bottom:1px solid var(--line)}
.guide-row h3 a:hover,.cat-grid h3 a:hover{text-decoration:underline;text-decoration-color:var(--orange);text-decoration-thickness:2px;text-underline-offset:4px}
.search-results a{text-decoration:none}
a:hover{background:var(--orange-tint)}
.site-head a:hover{background:#1B2F50;color:#fff}
.site-foot a:hover{background:#1B2F50;color:#fff;text-decoration:underline;text-decoration-color:var(--orange);text-decoration-thickness:2px;text-underline-offset:4px}
.btn:hover{background:var(--orange-tint)}
.btn.primary{background:var(--orange);color:var(--navy)}
.btn.primary:hover{background:#FF8640}
.btn.dark{background:var(--navy);color:#fff}
.btn.dark:hover{background:#1B2F50}
.filter-row button:hover,.view-switch button:hover,.units-toggle button:hover,.adj-tabs button:hover{background:var(--orange-tint)}
.filter-row button[aria-pressed="true"]:hover,.view-switch button[aria-pressed="true"]:hover,
.units-toggle button[aria-pressed="true"]:hover,.adj-tabs button[aria-pressed="true"]:hover,
.card[aria-pressed="true"]:hover{background:#1B2F50}
.card:hover{background:var(--orange-tint)}
.toc nav a:hover{background:var(--orange-tint);border-left-color:var(--orange);color:var(--navy)}
.dark-band a:hover{background:#1B2F50;color:#fff}
.to-top:hover{background:#FF8640}
details summary:hover{color:var(--navy);background:var(--orange-tint)}
.head-actions{display:flex;gap:8px;margin-left:6px}
.site-head .hamburger{display:none}
.mobile-menu{display:none;background:var(--navy);border-top:1px solid #1B2F50;padding:6px 20px 14px}
.mobile-menu.open{display:block}
.mobile-menu a,.mobile-menu button.mm-search{display:flex;align-items:center;gap:12px;width:100%;color:#fff;text-decoration:none;font-size:16px;font-weight:600;padding:12px 2px;border:0;border-bottom:1px solid #1B2F50;background:none;cursor:pointer;text-align:left}
.mobile-menu a:last-child{border-bottom:0}
.mobile-menu a:hover,.mobile-menu button.mm-search:hover{color:var(--orange)}
.icon-btn{width:var(--tap);height:var(--tap);border:0;border-radius:var(--r-input);background:transparent;color:#fff;display:grid;place-items:center;cursor:pointer;padding:0}
.icon-btn:hover{background:#1B2F50}
.trust-strip{background:var(--surface);border-bottom:1px solid var(--line)}
.trust-strip .bar{max-width:1200px;margin:0 auto;padding:10px 24px;display:flex;gap:4px 32px;flex-wrap:wrap;font-size:15px;color:var(--slate-700)}
.trust-strip b{color:var(--navy)}

/* ---------- search ---------- */
.search-overlay{position:fixed;inset:0;background:rgba(11,27,51,.55);z-index:90;display:none;padding:18px}
.search-overlay.open{display:block}
.search-panel{background:var(--surface);border:var(--frame) solid var(--navy);border-radius:var(--r-card);max-width:640px;margin:6vh auto 0;padding:20px;max-height:82vh;overflow:auto}
.search-panel h2{margin:0 0 4px;font-size:22px}
.search-panel .sub{color:var(--slate-700);margin:0 0 14px}
.search-row{display:flex;gap:10px}
.search-row input{flex:1;min-width:0;font:inherit;font-size:17px;padding:10px 12px;border:1.5px solid var(--navy);border-radius:var(--r-input);min-height:var(--tap)}
.search-results{list-style:none;margin:14px 0 0;padding:0}
.search-results li{border-top:1px solid var(--line)}
.search-results a{display:block;padding:10px 4px;text-decoration:none}
.search-results a b{display:block}
.search-results a span{color:var(--slate-700);font-size:14px}
.search-results a:hover,.search-results a:focus{background:var(--orange-tint)}
.search-empty{color:var(--slate-700);padding:12px 4px}

/* ---------- layout & type ---------- */
.wrap{max-width:1200px;margin:0 auto;padding:28px 24px 64px}
.pg-home main.wrap{padding:0 24px 72px}
.pg-guides main.wrap{padding:32px 24px 72px}
.pg-article main.wrap{padding:8px 24px 72px}
.pg-theme main.wrap{padding:48px 24px 72px}
.page-head{background:#fff;border-bottom:1px solid var(--line)}
.page-head .wrap{padding-top:28px;padding-bottom:32px}
.meta-line{font-size:15px;color:var(--slate-700);margin:0}
.crumbs{font-size:15px;color:var(--slate-700);margin-bottom:12px;overflow-wrap:anywhere}
.pg-article .crumbs{margin-bottom:14px}
.crumbs a{text-decoration-color:var(--orange);text-underline-offset:3px}
h1{font-size:clamp(30px,5.2vw,48px);line-height:1.1;font-weight:800;margin:0 0 10px;letter-spacing:-.01em;overflow-wrap:break-word}
.pg-home h1{font-size:clamp(34px,5vw,60px);line-height:1.05;letter-spacing:-.025em;max-width:18ch;margin:40px 0 12px}
.pg-tool h1{font-size:clamp(30px,4.2vw,48px);line-height:1.08;letter-spacing:-.02em;margin:0 0 8px}
.pg-guides h1{font-size:clamp(34px,4.6vw,52px);line-height:1.06;letter-spacing:-.02em;margin:0 0 10px}
.pg-article h1{font-size:clamp(30px,4.2vw,50px);line-height:1.08;letter-spacing:-.02em;max-width:22ch;margin:0 0 14px}
.lede{font-size:18px;color:var(--slate-700);max-width:var(--measure);margin:0 0 26px}
.pg-home .lede{font-size:20px;max-width:60ch;margin:0 0 32px}
.pg-tool .lede{font-size:19px;max-width:62ch;margin:0 0 32px}
.pg-guides .lede{font-size:20px;max-width:60ch;margin:0 0 20px}
.pg-article .lede{font-size:20px;max-width:62ch;margin:0 0 20px}
section.block{margin-top:52px}
section.block h2{font-size:clamp(23px,3.4vw,28px);font-weight:800;margin:0 0 8px}
section.block .sub{color:var(--slate-700);max-width:var(--measure);margin:0 0 18px}
.pg-home section.block{margin-top:56px}
.pg-home section.block h2,.pg-home .band-white h2{font-size:30px;font-weight:800;letter-spacing:-.015em;line-height:1.15;margin:0 0 6px}
.pg-home section.block .sub,.pg-home .band-white .sub{font-size:18px;color:var(--slate-700);max-width:60ch;margin:0 0 28px}
.pg-tool section.block h2{margin:0 0 4px;letter-spacing:-.01em}
.pg-tool section.block .sub{margin:0 0 20px;max-width:68ch}
.pg-tool #rules-h{margin-bottom:20px}
.pg-tool #sources h2{font-size:22px;margin:0 0 12px}
.pg-tool #sources h3{font-size:22px;font-weight:800}
.btn{display:inline-flex;align-items:center;justify-content:center;font-weight:600;font-size:15px;min-height:var(--tap);padding:0 18px;border:2px solid var(--navy);border-radius:var(--r-input);background:var(--surface);color:var(--navy);cursor:pointer;text-decoration:none}
.btn.primary{background:var(--orange)}
/* comp .tag: navy fill, white text, 1px 8px padding, 3px radius, 13px/600 */
.tag{display:inline-block;background:var(--navy);color:#fff;padding:1px 8px;border-radius:3px;font-weight:600;font-size:13px;line-height:1.6;border:0}
/* the white "Estimate" chip inside the orange result-panel head bar (comp inline span) */
.head-tag{font-weight:600;font-size:14px;border:2px solid var(--navy);border-radius:3px;padding:0 8px;background:#fff;color:var(--navy);white-space:nowrap}
.checked-line{display:inline-block;background:var(--navy);color:#fff;padding:1px 8px;border-radius:3px;font-weight:600;font-size:13px;line-height:1.6;margin-right:8px}
.text-link{text-decoration-color:var(--orange);text-underline-offset:3px}

/* ---------- tool ---------- */
.tool-grid{display:grid;grid-template-columns:minmax(0,380px) minmax(0,1fr);gap:32px;align-items:start}
.pg-home .tool-grid{margin-bottom:56px}
.pg-theme .tool-grid{gap:24px}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:24px;min-width:0}
.panel h2{font-size:20px;font-weight:700;margin:0 0 16px}
/* comp .seg segmented control: 2px borders per button, shared edge, radii on the ends */
.units-toggle{display:flex;margin-bottom:20px}
.units-toggle button{flex:1 1 0;border:2px solid var(--navy);background:var(--surface);color:var(--navy);font-size:15px;font-weight:600;min-height:var(--tap);cursor:pointer;padding:0 14px}
.units-toggle button:first-child{border-radius:4px 0 0 4px}
.units-toggle button:last-child{border-radius:0 4px 4px 0;border-left:0}
.units-toggle button[aria-pressed="true"]{background:var(--navy);color:#fff}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.field-row .field{margin-bottom:0}
.pg-home .field-row{gap:14px;margin-bottom:14px}
.pg-tool .field-row{grid-template-columns:1fr 1fr 1fr;gap:16px;margin-bottom:16px}
.field{margin-bottom:14px;min-width:0}
.field label{display:block;font-size:15px;font-weight:600;margin-bottom:6px}
.input-wrap{position:relative}
.field input{width:100%;height:56px;font-family:var(--mono);font-size:22px;font-weight:500;padding:0 34px 0 12px;border:2px solid var(--navy);border-radius:var(--r-input);background:#fff;color:var(--navy)}
.field .unit{position:absolute;right:12px;bottom:15px;color:var(--slate-500);font-size:14px;pointer-events:none}
.field-wt{max-width:240px}
.pg-home .field-wt{max-width:220px}
.hint{font-size:15px;color:var(--slate-700);margin:12px 0 0}
.pg-tool .hint{margin:0 0 4px}
.warn{display:none;border:2px solid var(--error);border-radius:var(--r-input);padding:12px 14px;font-size:15px;margin-top:14px}
.pg-tool .warn{margin-top:16px}
.pg-theme .warn{margin-top:0}
.warn.show{display:block}
.warn button{font-weight:600;background:none;border:none;color:var(--info);text-decoration:underline;cursor:pointer;padding:0}
.view-switch{display:flex;gap:8px;flex-wrap:wrap;margin:6px 0 16px}
.view-switch button{font-weight:600;font-size:15px;min-height:var(--tap);padding:0 16px;border:2px solid var(--navy);border-radius:var(--r-input);background:var(--surface);color:var(--navy);cursor:pointer}
.view-switch button[aria-pressed="true"]{background:var(--navy);color:#fff}
/* the result panel is the only element with the full shipping-label treatment: 3px frame, radius 0 */
.result-panel{border:var(--frame) solid var(--navy);border-radius:0;background:var(--surface);overflow:hidden;min-width:0}
.result-panel .rp-head{background:var(--orange);color:var(--navy);display:flex;justify-content:space-between;align-items:center;gap:12px;padding:10px 20px;font-weight:700;font-size:18px}
.rp-body{padding:20px 20px 16px}
.big-figure{font-family:var(--mono);font-weight:600;font-size:clamp(64px,9vw,96px);line-height:1;letter-spacing:-.03em}
.big-figure small{font-size:26px;font-weight:500;color:var(--slate-700)}
.pg-tool .big-figure{font-size:clamp(64px,9vw,104px)}
.pg-tool .big-figure small{font-size:28px}
.rp-sub{font-weight:600;font-size:18px;margin-top:8px}
.rp-note{color:var(--slate-700);font-size:16px;margin-top:4px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,150px),1fr));gap:10px;margin-top:16px}
.card{border:2px solid var(--navy);border-radius:var(--r-card);background:var(--surface);padding:12px;text-align:left;cursor:pointer;color:var(--navy);width:100%;min-width:0}
.card .c-name{font-weight:800;font-size:15px;display:flex;justify-content:space-between;align-items:center;gap:6px;flex-wrap:wrap}
.card .c-fig{font-family:var(--mono);font-weight:600;font-size:34px;margin:4px 0 2px}
.card .c-fig small{font-size:16px;color:var(--slate-700)}
.card .c-line{font-size:13.5px;color:var(--slate-700)}
.card .chip{display:inline-block;margin-top:8px;font-family:var(--mono);font-size:12px;background:var(--navy);color:#fff;border-radius:4px;padding:2px 7px}
.card[aria-pressed="true"]{background:var(--orange-tint)}
/* comp .tag.low: orange fill, navy text */
.lowest-tag{display:inline-block;background:var(--orange);color:var(--navy);padding:1px 8px;border-radius:3px;font-weight:600;font-size:13px;line-height:1.6;white-space:nowrap}
.meter-box{margin-top:16px;border:1px solid var(--line);border-radius:var(--r-card);padding:14px 16px;background:var(--surface)}
.meter-track{height:12px;border:1.5px solid var(--navy);border-radius:6px;overflow:hidden;margin:8px 0 6px;background:#fff}
.meter-fill{height:100%;background:var(--orange);width:0%}
.meter-box .m-line{font-size:14px;color:var(--slate-700);margin:0}
.meter-box .m-line b{color:var(--navy)}
.rp-actions{display:flex;gap:12px;flex-wrap:wrap;border-top:2px solid var(--navy);padding:14px 20px;align-items:center}
.estimate-note{font-size:14px;color:var(--slate-700);flex:1 1 280px}
.steps{border:1px solid var(--line);border-radius:var(--r-card);background:var(--surface);overflow:hidden;max-width:860px}
.step{display:flex;gap:16px;padding:14px 20px;border-bottom:1px solid var(--line);min-width:0;align-items:baseline}
.step:last-child{border-bottom:0}
.step .n{font-family:var(--mono);font-weight:600;color:var(--slate-700);flex:none;width:28px}
.step .t{font-weight:600}
.step .w{display:block;font-family:var(--mono);font-size:17px;color:var(--navy);overflow-wrap:anywhere}
.hint-box{background:var(--orange-tint);border:2px solid var(--navy);border-radius:4px;padding:14px 20px;max-width:860px;margin-top:16px}
.hint-box b{display:block;margin-bottom:2px}
.two-tables .hint-box{max-width:none;padding:12px 14px;margin-top:12px}
.rule-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:0 40px;max-width:1100px}
.rule-cards article{border-top:2px solid var(--navy);padding:14px 0 24px;min-width:0}
.rule-cards h3{margin:0 0 6px;font-size:18px}
.rule-cards p{color:var(--slate-700);margin:0 0 8px}
/* comp .tag metrics, navy fill */
.src-chip{display:inline-block;background:var(--navy);color:#fff;font-size:13px;font-weight:600;line-height:1.6;border-radius:3px;padding:1px 8px}

/* ---------- tables (desktop) ---------- */
table.data{width:100%;margin:0 0 24px;border-collapse:collapse;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;font-size:15px}
table.data th,table.data td{padding:9px 14px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
table.data th{font-size:14px;font-weight:600;color:var(--slate-700);border-bottom:2px solid var(--navy);background:#fff}
table.data td.num{font-family:var(--mono)}
table.data tr:last-child td{border-bottom:0}
table.data tr.lowest-row{background:var(--orange-tint)}
.pg-tool table.data th{padding:10px 16px}
.pg-tool table.data td{padding:12px 16px}
.pg-article table.data{font-size:16px}
.pg-article table.data td{padding:12px 14px}
/* result-panel row tables (home + theme sample): full-bleed rows inside the panel,
   styled after the comps' .rowhead/.row grids */
table.panel-table{width:calc(100% + 40px);margin:16px -20px -16px;border:0;border-radius:0;background:#fff;border-collapse:collapse;font-size:15px}
table.panel-table th{background:var(--paper);color:var(--slate-700);font-size:14px;font-weight:600;padding:10px 20px;border-top:2px solid var(--navy);text-align:left}
table.panel-table td{padding:11px 20px;border-top:1px solid var(--line);text-align:left;vertical-align:middle}
table.panel-table td.num{font-family:var(--mono)}
table.panel-table td.num b{font-weight:600}
table.panel-table td:last-child{font-size:18px;font-weight:600}
table.panel-table tr.lowest-row{background:var(--orange-tint)}

/* ---------- home ---------- */
.cat-grid{display:flex;flex-wrap:wrap;gap:0 48px}
.cat-grid article{flex:1 1 340px;min-width:0;border-top:2px solid var(--navy);padding:16px 0 28px}
.cat-grid h3{margin:0 0 6px;font-size:22px;font-weight:800;letter-spacing:-.01em}
.cat-grid p{color:var(--slate-700);margin:0 0 10px;max-width:46ch}
.link-row{display:flex;gap:8px 18px;flex-wrap:wrap}
.link-row a{font-weight:600;text-decoration-color:var(--orange);text-underline-offset:4px}
.cat-grid .link-row{gap:0}
.cat-grid .link-row a{font-size:15px;padding:10px 0;min-height:44px;display:inline-flex;align-items:center;margin-right:18px}
.two-tables{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;align-items:start}
.two-tables h3{font-size:20px}
.table-note{font-size:14px;color:var(--slate-700);margin-top:12px}
.band-white{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);width:100vw;margin-left:calc(50% - 50vw);padding:56px max(24px,calc(50vw - 576px)) 32px}
.dark-band{background:var(--navy);color:#fff;width:100vw;margin-left:calc(50% - 50vw);padding:56px max(24px,calc(50vw - 576px))}
.guides-split{display:flex;flex-wrap:wrap;gap:32px 56px;align-items:flex-start}
.guides-split>div:first-child{flex:1 1 320px;max-width:420px;min-width:0}
.guides-split>div:last-child{flex:999 1 520px;min-width:0}
.guides-split .featured{margin-bottom:12px}
.guides-split .featured p{margin:0}
.dark-band h2{color:#fff}
.dark-band .cols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px 48px;margin-top:28px}
.dark-band article{border-top:3px solid var(--orange);padding-top:14px;min-width:0}
.dark-band h3{margin:0 0 6px;font-size:20px}
.dark-band p{color:#AEB9CB;margin:0}
.dark-band a{color:#fff;text-decoration-color:var(--orange);text-underline-offset:4px;font-weight:600}
.dark-band>p a{display:inline-block;padding:10px 8px;margin-left:-8px}

/* ---------- guides hub ---------- */
.filter-row{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 32px}
.filter-row button{font-weight:600;font-size:15px;min-height:var(--tap);padding:0 16px;border:2px solid var(--navy);border-radius:var(--r-input);background:var(--surface);color:var(--navy);cursor:pointer}
.filter-row button[aria-pressed="true"]{background:var(--navy);color:#fff}
.hub-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,380px);gap:40px;align-items:start}
/* featured guide panel: 3px frame, radius 0 (comps) */
.featured{border:var(--frame) solid var(--navy);border-radius:0;background:var(--surface);overflow:hidden}
.featured .f-head{background:var(--orange);color:var(--navy);font-weight:600;padding:8px 20px;font-size:15px}
.featured .f-body{padding:18px 20px 20px}
.featured h2{font-size:clamp(24px,3.6vw,32px);margin:0 0 8px;line-height:1.15}
.featured p{color:var(--slate-700);margin:0 0 12px}
.featured ul{margin:0 0 18px;padding-left:20px}
.featured-card{display:block;text-decoration:none}
.featured-card .f-head,.featured-card .f-body{display:block}
.f-title{display:block;font-size:24px;font-weight:800;line-height:1.2;letter-spacing:-.01em;margin-bottom:6px}
.f-text{display:block;color:var(--slate-700)}
.pg-guides .featured{margin-bottom:32px}
.pg-guides .featured .f-head{padding:8px 24px}
.pg-guides .featured .f-body{padding:24px 24px 28px}
.pg-guides .featured h2{font-size:clamp(26px,3vw,34px);letter-spacing:-.015em;margin:0 0 10px}
.pg-guides .featured p{font-size:18px;margin:0 0 16px}
.pg-guides .featured ul{margin:0 0 24px}
.pg-guides .featured .link-row{gap:12px}
.guide-row{border-top:1px solid var(--line);padding:24px 0;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,220px);gap:8px 24px}
.guide-row h3{margin:6px 0 6px;font-size:22px;line-height:1.25;letter-spacing:-.01em}
.guide-row p{color:var(--slate-700);margin:0;max-width:62ch}
/* comp .tag.soft: white, navy text, 1px solid #8C99AD */
.topic-chip{display:inline-block;background:#fff;color:var(--navy);border:1px solid #8C99AD;border-radius:3px;padding:1px 8px;font-weight:600;font-size:13px;line-height:1.6}
.checks-with{font-size:15px;color:var(--slate-700);padding-top:6px;margin:0}
.checks-with a{font-weight:600;text-decoration-color:var(--orange);text-underline-offset:4px}
.side-card{border:1px solid var(--line);border-radius:var(--r-card);background:var(--surface);padding:20px;margin-bottom:20px}
.side-card h3{margin:0 0 10px;font-size:18px;font-weight:700}
.side-card a{display:block;padding:12px 0;min-height:44px;border-top:1px solid var(--line);font-weight:600;text-decoration:none}
.side-card p{color:var(--slate-700);margin:0 0 12px;font-size:15px}

/* ---------- article ---------- */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,290px);gap:36px;align-items:start}
.article-main{min-width:0;max-width:700px}
.article-main section{scroll-margin-top:16px}
.article-main h2{font-size:30px;line-height:1.15;letter-spacing:-.015em;font-weight:800;margin:48px 0 12px;scroll-margin-top:16px}
.article-main p{font-size:18px;line-height:1.7;margin:0 0 18px;color:var(--navy);max-width:700px}
.article-main p.muted{font-size:16px;line-height:1.55;color:var(--slate-700)}
.article-main section>ul:not(.check-list):not(.src-list){font-size:18px;line-height:1.7;margin:0 0 18px;padding-left:22px}
.article-main section>ul:not(.check-list):not(.src-list) li{margin-bottom:6px}
.article-main a{color:var(--navy);text-decoration-color:var(--orange);text-underline-offset:3px}
.pg-article #questions h2{margin-top:56px}
.pg-article #sources h2{font-size:24px}
.pg-article #sources p.muted{border-top:1px solid var(--line);padding-top:14px;margin-top:20px}
.short-answer{border:var(--frame) solid var(--navy);border-radius:0;background:var(--surface);overflow:hidden;margin-top:32px}
.short-answer .sa-head{background:var(--orange);color:var(--navy);font-weight:600;font-size:15px;padding:8px 20px}
.short-answer ul{margin:0;padding:18px 20px 18px 40px;font-size:18px;line-height:1.65}
.short-answer li{margin:6px 0;color:var(--navy)}
/* comp evidence card: ONE white card, rows divided by hairlines */
.check-list{list-style:none;margin:0;padding:8px 20px;max-width:700px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card)}
.check-list li{border-top:1px solid var(--line);padding:12px 0;display:flex;gap:14px;align-items:flex-start;min-height:44px}
.check-list li:first-child{border-top:0}
.check-list input{width:24px;height:24px;margin-top:2px;accent-color:var(--navy);flex:0 0 auto}
.check-list label{font-size:17px;line-height:1.5}
details{border-bottom:1px solid var(--line);max-width:760px}
.pg-tool details{max-width:820px}
details summary{font-weight:600;font-size:18px;padding:16px 0;cursor:pointer;min-height:var(--tap)}
.pg-article details summary{font-size:19px}
details p{margin:0 0 16px;color:var(--slate-700);max-width:var(--measure)}
.src-list{max-width:var(--measure);color:var(--slate-700);padding-left:20px;line-height:1.9;margin:0 0 12px}
.pg-article .src-list{font-size:16px;margin:0 0 14px}
.keep-going{border:1px solid var(--line);border-radius:var(--r-card);background:var(--surface);padding:20px;margin-top:40px}
.keep-going h3{margin:0 0 12px;font-size:18px}
.keep-going .row{display:flex;gap:12px;flex-wrap:wrap}

/* On this page — right side, sticky (desktop open by default; mobile closed tab).
   Owner-ordered panel treatment; the link styles inside follow the comp's .toc a rules. */
.toc{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:16px 18px;position:sticky;top:24px;align-self:start;max-height:calc(100vh - 48px);overflow:auto;min-width:0}
.toc-head{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:8px}
.toc-head span{font-weight:600;font-size:14px;color:var(--slate-700)}
.toc-close{width:36px;height:36px;border:1.5px solid var(--navy);border-radius:var(--r-input);background:var(--surface);color:var(--navy);font-size:19px;line-height:1;cursor:pointer;flex:0 0 auto}
.toc nav a{display:block;padding:10px 12px;min-height:44px;text-decoration:none;font-size:15px;border-left:3px solid var(--line);color:var(--slate-700)}
.toc nav a:hover{color:var(--navy)}
.toc nav a.active{color:var(--navy);font-weight:700;border-left-color:var(--orange);background:var(--orange-tint)}
.toc-tab{display:none;position:fixed;right:0;top:38%;z-index:60;background:var(--navy);color:#fff;border:0;border-radius:6px 0 0 6px;padding:12px 5px;writing-mode:vertical-rl;font-weight:700;font-size:13px;letter-spacing:.05em;cursor:pointer;min-height:104px}
body.toc-closed .toc{display:none}
body.toc-closed .toc-tab{display:block}
body.toc-closed .article-layout{grid-template-columns:minmax(0,1fr)}
body.toc-closed .article-main{margin:0 auto}

/* ---------- adjustment checker ---------- */
/* comp .seg pattern again: 2px borders, shared edge, radii on the ends */
.adj-tabs{display:flex;max-width:560px;margin-bottom:20px}
.adj-tabs button{flex:1 1 0;border:2px solid var(--navy);background:var(--surface);color:var(--navy);font-weight:600;font-size:15px;min-height:var(--tap);padding:6px 8px;cursor:pointer}
.adj-tabs button:first-child{border-radius:4px 0 0 4px}
.adj-tabs button:last-child{border-radius:0 4px 4px 0}
.adj-tabs button+button{border-left:0}
.adj-tabs button[aria-pressed="true"]{background:var(--navy);color:#fff}
.adj-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.adj-grid fieldset{border:0;border-radius:0;padding:0;margin:0;min-width:0}
.adj-grid legend{font-weight:700;font-size:17px;margin-bottom:10px;padding:0}
.adj-grid .field label{font-size:14px;margin-bottom:4px}
.adj-grid .field-row{margin-bottom:12px}
.adj-grid .field-row:last-child{margin-bottom:0}
.adj-grid .field input{height:52px;font-size:20px;padding:0 34px 0 10px}
.adj-result{border-top:3px solid var(--navy);margin:20px -20px 0;padding:20px 20px 4px}
.adj-result .rp-note{line-height:1.5}
.adj-diff{font-family:var(--mono);font-weight:600;font-size:clamp(48px,7vw,80px);line-height:1;letter-spacing:-.03em}
/* comp compare rows: paper header on a 2px rule, hairline rows, tinted total row */
table.adj-table{width:calc(100% + 40px);margin:0 -20px -16px;border:0;border-radius:0;background:#fff;border-collapse:collapse;font-size:16px}
table.adj-table th{background:var(--paper);color:var(--slate-700);font-size:14px;font-weight:600;padding:10px 20px;border-top:2px solid var(--navy);text-align:left}
table.adj-table td{padding:12px 20px;border-top:1px solid var(--line);text-align:left;vertical-align:baseline}
table.adj-table td.num{font-family:var(--mono)}
table.adj-table tr:last-child td{background:var(--orange-tint);border-top:2px solid var(--navy);font-weight:600}
table.adj-table tr:last-child td:first-child{font-weight:700}
table.adj-table tr:last-child td.num{font-size:20px}

/* ---------- saved / footer / scroll top ---------- */
.saved-list{list-style:none;margin:0;padding:0;max-width:760px}
.saved-list li{border:1px solid var(--line);background:var(--surface);border-radius:var(--r-card);padding:10px 14px;margin-bottom:8px;font-family:var(--mono);font-size:14.5px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;overflow-wrap:anywhere}
.saved-list button{font-size:13px;background:none;border:none;color:var(--info);text-decoration:underline;cursor:pointer}
.site-foot{background:var(--navy);color:#AEB9CB}
.site-foot .bar{max-width:1200px;margin:0 auto;padding:32px 24px;display:flex;flex-wrap:wrap;gap:24px 48px;justify-content:space-between}
.site-foot .bar>div:first-child{flex:1 1 320px;max-width:520px}
.site-foot h3{font-size:14px;font-weight:600;color:#AEB9CB;margin:0 0 4px}
.site-foot a{color:#fff;text-decoration:none;display:block;padding:10px 8px;margin-left:-8px;min-height:44px;font-size:15px}
.site-foot a.logo{display:flex;align-items:center;gap:10px;padding:0;margin-left:0;min-height:0;font-size:20px}
.site-foot .logo .mark{width:30px;height:30px}
.site-foot p{color:#AEB9CB;font-size:15px;margin:0}
.to-top{position:fixed;right:18px;bottom:18px;z-index:55;width:48px;height:48px;border-radius:50%;border:1.5px solid var(--navy);background:var(--orange);color:var(--navy);display:grid;place-items:center;cursor:pointer;opacity:0;pointer-events:none;transition:opacity .18s ease}
.to-top.show{opacity:1;pointer-events:auto}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr);padding-right:36px}
  .pg-article h1,.pg-article .lede{padding-right:36px}
  .article-main{margin:0 auto;width:100%}
  /* TOC becomes a right-side panel sized like the desktop one (content height,
     capped), floating below the header — not a full-screen sheet */
  .toc{position:fixed;top:84px;right:12px;height:auto;max-height:min(72vh,600px);width:min(264px,78vw);z-index:80;border-radius:var(--r-card);border-right:1px solid var(--line);transform:translateX(0);box-shadow:-8px 0 24px rgba(11,27,51,.25)}
  body.toc-closed .toc{display:block;transform:translateX(115%);box-shadow:none}
  body.toc-closed .toc-tab{display:block}
  .toc-tab{top:42%}
}
@media (max-width:1000px){
  .tool-grid{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:940px){
  .two-tables{grid-template-columns:minmax(0,1fr)}
  .dark-band .cols{grid-template-columns:minmax(0,1fr)}
  .hub-grid{grid-template-columns:minmax(0,1fr)}
  .adj-grid{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:760px){
  .site-head .bar{flex-wrap:nowrap;padding-top:0;padding-bottom:0}
  .head-actions{margin-left:auto}
  .site-nav{display:none}
  .site-head .hamburger{display:grid}
  .site-head .bar .head-actions [data-search-open]{display:none}
  .dark-band{padding:30px 24px}
  .band-white{padding:34px 24px}
  .wrap{padding-top:22px;padding-bottom:52px}
  .guide-row{grid-template-columns:minmax(0,1fr)}
  .type-row{grid-template-columns:minmax(0,1fr);gap:4px}
}
/* comp mobile tables (600/620px in the comps): header row goes away, each cell
   becomes a label/value row with the label at 40% — no zebra, no uppercase */
@media (max-width:620px){
  table.data thead,table.panel-table thead,table.adj-table thead{display:none}
  table.data,table.data tbody,table.data tr,table.data td,
  table.panel-table,table.panel-table tbody,table.panel-table tr,table.panel-table td,
  table.adj-table,table.adj-table tbody,table.adj-table tr,table.adj-table td{display:block;width:100%}
  table.panel-table,table.adj-table{margin:16px 0 0}
  table.data tr,table.panel-table tr,table.adj-table tr{border-bottom:1px solid var(--line);padding:8px 0;background:#fff}
  /* her standing mobile-table rule (Oct 31, all sites): alternate row blocks shaded */
  table.data tbody tr:nth-of-type(even),table.panel-table tbody tr:nth-of-type(even),table.adj-table tbody tr:nth-of-type(even){background:var(--paper)}
  table.data td,table.panel-table td,table.adj-table td{display:flex;justify-content:space-between;gap:16px;border:0;padding:4px 14px;font-size:15px;font-weight:400}
  table.data td::before,table.panel-table td::before,table.adj-table td::before{content:attr(data-label);color:var(--slate-700);font-size:14px;flex:0 0 40%}
  table.adj-table td[data-label=""]::before{display:none}
  table.adj-table td[data-label=""]{justify-content:flex-start;font-weight:600}
  table.adj-table tr:last-child td{background:var(--orange-tint)}
}

/* ---------- extended tools (freight, volume, pallet, box, batch) ---------- */
.field select{width:100%;height:56px;font:inherit;font-size:17px;font-weight:600;padding:0 10px;border:2px solid var(--navy);border-radius:var(--r-input);background:#fff;color:var(--navy)}
.field textarea{width:100%;font-family:var(--mono);font-size:15px;font-weight:500;padding:10px 12px;border:2px solid var(--navy);border-radius:var(--r-input);background:#fff;color:var(--navy);min-height:150px}
.piece-editor{border:1px solid var(--line);border-radius:var(--r-card);background:var(--surface);padding:16px;margin-bottom:16px}
.piece-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr)) auto;gap:10px;align-items:end;margin-bottom:10px}
.piece-row .field{margin-bottom:0}
.piece-row .field input{height:48px;font-size:18px}
.mini-btn{font-weight:600;font-size:14px;min-height:40px;padding:0 12px;border:2px solid var(--navy);border-radius:var(--r-input);background:var(--surface);color:var(--navy);cursor:pointer}
.mini-btn:hover{background:var(--orange-tint)}
.result-list{list-style:none;margin:16px 0 0;padding:0}
.result-list li{display:flex;justify-content:space-between;gap:16px;padding:10px 0;border-top:1px solid var(--line);font-size:16px}
.result-list li b{font-family:var(--mono);font-weight:600;white-space:nowrap}
.fit-row{margin-top:14px}
.fit-row .fit-head{display:flex;justify-content:space-between;font-size:15px;margin-bottom:4px}
.cliff-warn{display:none;border:2px solid var(--error);border-radius:var(--r-input);padding:12px 14px;font-size:15px;margin-top:14px}
.cliff-warn.show{display:block}
.print-only{display:none}
@media print{
  .print-only{display:block}
  .print-bol{border:2px solid #000;padding:16px;margin-top:20px;font-size:13px}
  .print-bol h3{margin:0 0 10px;font-size:15px}
  .print-bol .bol-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px 24px}
  .print-check{margin-top:16px;font-size:13px}
  .print-check li{margin-bottom:4px}
}
@media print{
  .site-head,.trust-strip,.tool-input,.view-switch,.rp-actions .btn,.site-foot,.to-top,.toc,.toc-tab,.search-overlay{display:none!important}
  body{background:#fff}
}