:root{color-scheme:light;--bg:#f5f7f9;--surface:#fff;--surface-2:#f0f3f6;--surface-3:#e7ecf1;--border:#dde3ea;--border-strong:#c5cfda;--text:#0e1726;--text-2:#3d4b5f;--muted:#5f6d80;--primary:#0b6b5f;--primary-hover:#095a50;--primary-soft:#e3f3ef;--primary-ink:#fff;--accent:#b4540a;--accent-soft:#fdf0e4;--info-soft:#e8f0fb;--info:#1d4f91;--danger:#b42318;--danger-soft:#fdecea;--success:#17803d;--focus:#2f6fe4;--seg-active:#fff;--chart-1:#0b6b5f;--chart-2:#e07a1f;--chart-3:#4c5fd5;--chart-4:#b0418a;--chart-grid:#e3e8ee;--radius-sm:6px;--radius:10px;--radius-lg:16px;--shadow-sm:0 1px 2px #0f172a0f;--shadow:0 1px 3px #0f172a0f, 0 8px 24px -12px #0f172a1f;--font-sans:ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;--container:1180px;--gutter:16px}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){color-scheme:dark;--bg:#0b111b;--surface:#111a27;--surface-2:#16212f;--surface-3:#1d2a3b;--border:#243246;--border-strong:#33445c;--text:#e8edf4;--text-2:#b6c1cf;--muted:#8d9aab;--primary:#3cc7b1;--primary-hover:#5fd6c3;--primary-soft:#3cc7b11f;--primary-ink:#04201b;--accent:#f0a45b;--accent-soft:#f0a45b1f;--info-soft:#6096e621;--info:#9cc0f5;--danger:#f28b82;--danger-soft:#f28b821f;--success:#5fd08a;--focus:#7aa7ff;--seg-active:#2a3a52;--chart-1:#3cc7b1;--chart-2:#f0a45b;--chart-3:#8e9cff;--chart-4:#e38ac4;--chart-grid:#243246;--shadow-sm:0 1px 2px #0000004d;--shadow:0 1px 3px #0000004d, 0 10px 28px -14px #0009}}:root[data-theme=dark]{color-scheme:dark;--bg:#0b111b;--surface:#111a27;--surface-2:#16212f;--surface-3:#1d2a3b;--border:#243246;--border-strong:#33445c;--text:#e8edf4;--text-2:#b6c1cf;--muted:#8d9aab;--primary:#3cc7b1;--primary-hover:#5fd6c3;--primary-soft:#3cc7b11f;--primary-ink:#04201b;--accent:#f0a45b;--accent-soft:#f0a45b1f;--info-soft:#6096e621;--info:#9cc0f5;--danger:#f28b82;--danger-soft:#f28b821f;--success:#5fd08a;--focus:#7aa7ff;--seg-active:#2a3a52;--chart-1:#3cc7b1;--chart-2:#f0a45b;--chart-3:#8e9cff;--chart-4:#e38ac4;--chart-grid:#243246;--shadow-sm:0 1px 2px #0000004d;--shadow:0 1px 3px #0000004d, 0 10px 28px -14px #0009}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-padding-top:80px}@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}body{background:var(--bg);color:var(--text);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;margin:0;font-size:1rem;line-height:1.65;overflow-x:clip}img,svg{max-width:100%;height:auto}a{color:var(--primary);text-underline-offset:.18em;text-decoration-thickness:1px}a:hover{color:var(--primary-hover)}:focus-visible{outline:2px solid var(--focus);outline-offset:2px;border-radius:4px}h1,h2,h3,h4{letter-spacing:-.015em;color:var(--text);margin:0 0 .6em;line-height:1.22}h1{letter-spacing:-.025em;font-size:clamp(1.75rem,1.25rem + 2vw,2.55rem)}h2{font-size:clamp(1.35rem,1.15rem + .8vw,1.7rem)}h3{font-size:1.15rem}p{margin:0 0 1em}hr{border:0;border-top:1px solid var(--border);margin:2rem 0}code,kbd{font-family:var(--font-mono);background:var(--surface-2);border:1px solid var(--border);border-radius:4px;padding:.05em .35em;font-size:.9em}.visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;position:absolute!important}.skip-link{z-index:100;background:var(--primary);color:var(--primary-ink);border-radius:var(--radius-sm);padding:8px 14px;font-weight:600;position:absolute;top:-60px;left:12px}.skip-link:focus{color:var(--primary-ink);top:12px}.container{width:100%;max-width:var(--container);padding-inline:var(--gutter);margin-inline:auto}@media (width>=720px){:root{--gutter:24px}}.muted{color:var(--muted)}.small{font-size:.875rem}.num{font-variant-numeric:tabular-nums}.site-header{z-index:50;background:color-mix(in srgb, var(--surface) 88%, transparent);-webkit-backdrop-filter:saturate(160%)blur(10px);border-bottom:1px solid var(--border);position:sticky;top:0}.header-inner{align-items:center;gap:16px;min-height:62px;display:flex}.brand{letter-spacing:-.02em;color:var(--text);flex-shrink:0;align-items:center;gap:10px;font-size:1.15rem;font-weight:750;text-decoration:none;display:inline-flex}.brand:hover{color:var(--text)}.brand svg{flex-shrink:0;width:30px;height:30px}.main-nav{align-items:center;gap:4px;margin-left:auto;display:none}.main-nav a{color:var(--text-2);border-radius:var(--radius-sm);padding:8px 12px;font-size:.94rem;font-weight:550;text-decoration:none}.main-nav a:hover,.main-nav a[aria-current=page]{background:var(--surface-2);color:var(--text)}.header-actions{align-items:center;gap:6px;margin-left:auto;display:flex}@media (width>=1100px){.main-nav{display:flex}.header-actions{margin-left:8px}.mobile-menu{display:none}}.icon-btn{border-radius:var(--radius-sm);width:40px;height:40px;color:var(--text-2);cursor:pointer;background:0 0;border:1px solid #0000;place-items:center;display:inline-grid}.icon-btn:hover{background:var(--surface-2);color:var(--text)}.icon-btn svg{width:20px;height:20px}.mobile-menu{position:relative}.mobile-menu>summary{list-style:none}.mobile-menu>summary::-webkit-details-marker{display:none}.mobile-menu-panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);width:min(88vw,320px);box-shadow:var(--shadow);padding:8px;display:grid;position:absolute;top:calc(100% + 10px);right:0}.mobile-menu-panel a{border-radius:var(--radius-sm);color:var(--text);padding:10px 12px;font-weight:550;text-decoration:none}.mobile-menu-panel a:hover{background:var(--surface-2)}.theme-toggle .sun{display:none}:root[data-theme=dark] .theme-toggle .sun{display:block}:root[data-theme=dark] .theme-toggle .moon{display:none}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .theme-toggle .sun{display:block}:root:not([data-theme=light]) .theme-toggle .moon{display:none}}.btn{border-radius:var(--radius-sm);border:1px solid var(--border-strong);background:var(--surface);min-height:42px;color:var(--text);font:inherit;cursor:pointer;justify-content:center;align-items:center;gap:8px;padding:9px 18px;font-size:.95rem;font-weight:600;line-height:1.2;text-decoration:none;transition:background .15s,border-color .15s,color .15s;display:inline-flex}.btn:hover{background:var(--surface-2);color:var(--text)}.btn svg{width:18px;height:18px}.btn-primary{background:var(--primary);border-color:var(--primary);color:var(--primary-ink)}.btn-primary:hover{background:var(--primary-hover);border-color:var(--primary-hover);color:var(--primary-ink)}.btn-sm{min-height:34px;padding:6px 12px;font-size:.875rem}.btn-ghost{color:var(--text-2);background:0 0;border-color:#0000}main{min-height:60vh;display:block}.page-hero{padding:28px 0 8px}.page-hero .lede{color:var(--text-2);max-width:760px;font-size:1.1rem}.breadcrumbs{color:var(--muted);margin:18px 0 6px;font-size:.85rem}.breadcrumbs ol{flex-wrap:wrap;gap:4px;margin:0;padding:0;list-style:none;display:flex}.breadcrumbs li{gap:6px;display:flex}.breadcrumbs li:not(:last-child):after{content:"/";color:var(--border-strong)}.breadcrumbs a{color:var(--muted);text-decoration:none}.breadcrumbs a:hover{color:var(--primary);text-decoration:underline}.meta-line{color:var(--muted);flex-wrap:wrap;align-items:center;gap:6px 14px;margin-bottom:18px;font-size:.875rem;display:flex}.meta-line svg{vertical-align:-2px;width:15px;height:15px;margin-right:4px}.section{padding:36px 0}.calc{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);display:grid;overflow:hidden}@media (width>=900px){.calc{grid-template-columns:minmax(0,5fr) minmax(0,6fr)}}.calc-form{border-bottom:1px solid var(--border);min-width:0;padding:20px}@media (width>=900px){.calc-form{border-bottom:0;border-right:1px solid var(--border);padding:26px}}.calc-results{background:var(--surface);min-width:0;padding:20px}@media (width>=900px){.calc-results{padding:26px}}.calc-title{text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:0 0 14px;font-size:1rem;font-weight:700}.field{margin-bottom:16px}.field>label{display:block}.field .label,fieldset.field>legend{color:var(--text);margin-bottom:6px;padding:0;font-size:.92rem;font-weight:600;line-height:1.4;display:block}fieldset.field{border:0;min-width:0;margin-inline:0;padding:0}.field .hint{color:var(--muted);margin-top:5px;font-size:.8rem;line-height:1.45}.field-row{grid-template-columns:1fr;gap:0 12px;display:grid}@media (width>=480px){.field-row{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}}.input-wrap{border:1px solid var(--border-strong);border-radius:var(--radius-sm);background:var(--surface);align-items:stretch;transition:border-color .15s,box-shadow .15s;display:flex;position:relative}.input-wrap:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px color-mix(in srgb, var(--primary) 22%, transparent)}.input-wrap .affix{color:var(--muted);background:var(--surface-2);white-space:nowrap;align-items:center;padding:0 10px;font-size:.92rem;display:flex}.input-wrap .affix:first-child{border-right:1px solid var(--border);border-radius:var(--radius-sm) 0 0 var(--radius-sm)}.input-wrap .affix:last-child{border-left:1px solid var(--border);border-radius:0 var(--radius-sm) var(--radius-sm) 0}.input-wrap input,.input-wrap select{width:100%;min-width:0;color:var(--text);font:inherit;font-variant-numeric:tabular-nums;border-radius:var(--radius-sm);background:0 0;border:0;flex:1;padding:10px 12px;font-size:1rem}.input-wrap input:focus,.input-wrap select:focus{outline:none}.input-wrap select{-webkit-appearance:none;appearance:none;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5l5 5 5-5' fill='none' stroke='%236b7a8c' stroke-width='1.6'/%3E%3C/svg%3E");background-position:right 12px center;background-repeat:no-repeat;padding-right:36px}.input-wrap select option{background:var(--surface);color:var(--text)}.field.invalid .input-wrap{border-color:var(--danger)}.field .error{color:var(--danger);margin-top:5px;font-size:.8rem;display:none}.field.invalid .error{display:block}.seg{background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius);flex-wrap:wrap;gap:4px;padding:4px;display:flex}.seg label{cursor:pointer;text-align:center;flex:auto;position:relative}.seg input{opacity:0;cursor:pointer;position:absolute;inset:0}.seg span{border-radius:var(--radius-sm);color:var(--text-2);padding:6px 12px;font-size:.88rem;font-weight:600;display:block}.seg input:checked+span{background:var(--seg-active);color:var(--text);box-shadow:var(--shadow-sm)}.seg input:focus-visible+span{outline:2px solid var(--focus);outline-offset:1px}.check{cursor:pointer;align-items:flex-start;gap:10px;font-size:.92rem;display:flex}.check input{width:18px;height:18px;accent-color:var(--primary);margin-top:2px}.calc-actions{flex-wrap:wrap;gap:8px;margin-top:6px;display:flex}.rows{gap:10px;margin-bottom:12px;display:grid}.row-card{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface-2);padding:12px;position:relative}.row-card .row-head{justify-content:space-between;align-items:center;margin-bottom:8px;font-size:.9rem;font-weight:650;display:flex}.row-card .field{margin-bottom:10px}.row-card .field:last-child{margin-bottom:0}.row-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:0 10px;display:grid}@media (width>=560px){.row-grid.cols-3{grid-template-columns:minmax(0,1.4fr) minmax(0,1fr) minmax(0,1fr)}}.result-hero{border-radius:var(--radius);background:var(--primary-soft);margin-bottom:16px;padding:18px 20px}.result-hero .label{color:var(--text-2);margin:0 0 2px;font-size:.85rem;font-weight:650}.result-hero .value{letter-spacing:-.03em;color:var(--text);font-variant-numeric:tabular-nums;overflow-wrap:anywhere;font-size:clamp(1.9rem,1.4rem + 2vw,2.6rem);font-weight:750;line-height:1.15}.result-hero .sub{color:var(--text-2);margin:6px 0 0;font-size:.9rem}.stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-bottom:16px;display:grid}@media (width>=560px){.stats.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}}.stat{border:1px solid var(--border);border-radius:var(--radius);min-width:0;padding:12px 14px}.stat .label{color:var(--muted);margin:0 0 2px;font-size:.78rem;font-weight:600;line-height:1.35}.stat .value{font-variant-numeric:tabular-nums;letter-spacing:-.01em;overflow-wrap:anywhere;font-size:1.2rem;font-weight:700}.stat .value.good{color:var(--success)}.stat .value.bad{color:var(--danger)}.verdict{border-radius:var(--radius);background:var(--info-soft);color:var(--text);align-items:flex-start;gap:10px;margin-bottom:16px;padding:12px 14px;font-size:.94rem;display:flex}.verdict strong{color:var(--text)}.verdict.good{background:var(--primary-soft)}.verdict.warn{background:var(--accent-soft)}.verdict.bad{background:var(--danger-soft)}.verdict svg{flex-shrink:0;width:20px;height:20px;margin-top:2px}.result-empty{color:var(--muted);text-align:center;padding:30px 10px}.results-tools{flex-wrap:wrap;gap:6px;margin-top:10px;display:flex}.meter{margin:4px 0 16px}.meter-track{opacity:.9;background:linear-gradient(90deg,#1c9a6b 0% 30%,#d99a1e 30% 43%,#d0452f 43% 100%);border-radius:999px;height:12px;position:relative}.meter-marker{background:var(--text);width:4px;height:22px;box-shadow:0 0 0 2px var(--surface);border-radius:2px;transition:left .3s;position:absolute;top:-5px;transform:translate(-50%)}.meter-scale{color:var(--muted);justify-content:space-between;margin-top:6px;font-size:.75rem;display:flex}.table-wrap{border:1px solid var(--border);border-radius:var(--radius);max-height:460px;overflow:auto}table.data{border-collapse:collapse;font-variant-numeric:tabular-nums;width:100%;font-size:.88rem}table.data th,table.data td{text-align:right;border-bottom:1px solid var(--border);white-space:nowrap;padding:8px 12px}table.data th:first-child,table.data td:first-child{text-align:left}table.data thead th{background:var(--surface-2);color:var(--text-2);z-index:1;font-weight:650;position:sticky;top:0}table.data tbody tr:hover{background:var(--surface-2)}table.data tfoot td{background:var(--surface-2);font-weight:700}details.more{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);margin-top:12px}details.more>summary{cursor:pointer;padding:12px 14px;font-size:.94rem;font-weight:650;list-style-position:inside}details.more[open]>summary{border-bottom:1px solid var(--border)}details.more>.more-body{padding:12px}.chart{margin:4px 0 16px}.chart svg{width:100%;height:auto;display:block;overflow:visible}.chart .grid line{stroke:var(--chart-grid)}.chart .axis text{fill:var(--muted);font-size:11px;font-family:var(--font-sans)}.legend{color:var(--text-2);flex-wrap:wrap;gap:6px 16px;margin-top:8px;font-size:.82rem;display:flex}.legend span{align-items:center;gap:6px;display:inline-flex}.legend i{border-radius:3px;width:10px;height:10px;display:inline-block}.bar-split{background:var(--surface-3);border-radius:999px;height:14px;margin:6px 0 4px;display:flex;overflow:hidden}.bar-split>div{height:100%;transition:width .3s}.tool-layout{grid-template-columns:minmax(0,1fr);gap:32px;margin-top:36px;display:grid}@media (width>=1024px){.tool-layout{grid-template-columns:minmax(0,1fr) 300px;gap:48px}}.prose{min-width:0;max-width:760px;color:var(--text);overflow-wrap:break-word;font-size:1.03rem}.prose h2{margin-top:2.2em;padding-top:.2em}.prose h2:first-child{margin-top:0}.prose h3{margin-top:1.8em}.prose ul,.prose ol{margin:0 0 1.1em;padding-left:1.3em}.prose li{margin-bottom:.45em}.prose li::marker{color:var(--muted)}.prose table{border-collapse:collapse;font-variant-numeric:tabular-nums;width:100%;margin:0 0 1.4em;font-size:.94rem}.prose th,.prose td{border-bottom:1px solid var(--border);text-align:left;vertical-align:top;padding:9px 10px}.prose thead th{background:var(--surface-2);font-weight:650}.prose .table-scroll{margin:0 0 1.4em;overflow-x:auto}.prose .table-scroll table{margin:0}.prose blockquote{border-left:3px solid var(--border-strong);color:var(--text-2);margin:0 0 1.2em;padding:2px 0 2px 16px}.formula{font-family:var(--font-mono);background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius);white-space:pre-wrap;overflow-wrap:anywhere;margin:0 0 1.2em;padding:14px 16px;font-size:.95rem;line-height:1.7;overflow-x:auto}.callout{border-radius:var(--radius);background:var(--info-soft);border-left:4px solid var(--info);margin:0 0 1.3em;padding:14px 16px;font-size:.97rem}.callout.warn{background:var(--accent-soft);border-left-color:var(--accent)}.callout.tip{background:var(--primary-soft);border-left-color:var(--primary)}.callout>:last-child{margin-bottom:0}.callout-title{margin-bottom:4px;font-weight:700;display:block}.faq{margin:0 0 1.4em}.faq details{border-bottom:1px solid var(--border)}.faq summary{cursor:pointer;padding:14px 32px 14px 0;font-weight:650;list-style:none;position:relative}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"";border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);width:9px;height:9px;transition:transform .2s;position:absolute;top:21px;right:6px;transform:rotate(45deg)}.faq details[open] summary:after{top:25px;transform:rotate(-135deg)}.faq .answer{color:var(--text-2);padding:0 0 14px}.faq .answer>:last-child{margin-bottom:0}.sources{color:var(--text-2);font-size:.9rem}.sources li{margin-bottom:.35em}.toc{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);margin:0 0 28px;padding:14px 16px;font-size:.94rem}.toc strong{margin-bottom:6px;display:block}.toc ol{columns:1;margin:0;padding-left:1.2em}@media (width>=640px){.toc ol{columns:2;column-gap:28px}}.toc li{break-inside:avoid;margin-bottom:4px}.author-box{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);color:var(--text-2);align-items:flex-start;gap:14px;margin:2.2em 0 0;padding:16px;font-size:.92rem;display:flex}.author-box .avatar{background:var(--primary-soft);width:44px;height:44px;color:var(--primary);border-radius:50%;flex-shrink:0;place-items:center;display:grid}.author-box .avatar svg{width:22px;height:22px}.author-box strong{color:var(--text)}.sidebar{align-content:start;gap:20px;display:grid}@media (width>=1024px){.sidebar-sticky{gap:20px;display:grid;position:sticky;top:86px}}.side-card{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);padding:16px}.side-card h2{text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:0 0 10px;font-size:.85rem}.side-links{gap:2px;margin:0;padding:0;list-style:none;display:grid}.side-links a{border-radius:var(--radius-sm);color:var(--text);align-items:center;gap:10px;margin:0 -8px;padding:8px;font-size:.94rem;font-weight:550;line-height:1.35;text-decoration:none;display:flex}.side-links a:hover{background:var(--surface-2)}.side-links .ico{background:var(--primary-soft);width:30px;height:30px;color:var(--primary);border-radius:8px;flex-shrink:0;place-items:center;display:grid}.side-links .ico svg{width:16px;height:16px}.card-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px;display:grid}.tool-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);flex-direction:column;gap:8px;padding:18px;text-decoration:none;transition:border-color .15s,box-shadow .15s,transform .15s;display:flex}.tool-card:hover{border-color:var(--primary);box-shadow:var(--shadow);color:var(--text)}@media (prefers-reduced-motion:no-preference){.tool-card:hover{transform:translateY(-2px)}}.tool-card .ico{background:var(--primary-soft);width:42px;height:42px;color:var(--primary);border-radius:10px;place-items:center;display:grid}.tool-card .ico svg{width:22px;height:22px}.tool-card h3{margin:4px 0 0;font-size:1.05rem}.tool-card p{color:var(--text-2);margin:0;font-size:.92rem;line-height:1.5}.tool-card .tag{color:var(--muted);text-transform:uppercase;letter-spacing:.05em;margin-top:auto;padding-top:6px;font-size:.78rem;font-weight:650}.pill{background:var(--primary-soft);color:var(--primary);letter-spacing:.02em;border-radius:999px;padding:2px 8px;font-size:.75rem;font-weight:700;display:inline-block}.hero{text-align:center;padding:56px 0 40px}.hero h1{max-width:880px;margin-inline:auto;font-size:clamp(2rem,1.3rem + 3vw,3.2rem)}.hero .lede{color:var(--text-2);max-width:680px;margin:0 auto 26px;font-size:clamp(1.05rem,1rem + .4vw,1.25rem)}.hero-badges{color:var(--text-2);flex-wrap:wrap;justify-content:center;gap:10px 22px;font-size:.92rem;display:flex}.hero-badges span{align-items:center;gap:7px;display:inline-flex}.hero-badges svg{width:18px;height:18px;color:var(--primary)}.search-box{max-width:560px;margin:0 auto 22px}.search-box .input-wrap{box-shadow:var(--shadow-sm);border-radius:999px;padding-left:8px}.search-box .input-wrap input{padding:13px 14px;font-size:1.02rem}.search-box .affix{background:0 0!important;border:0!important}.category-block{margin-bottom:44px}.category-head{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:14px;display:flex}.category-head h2{margin:0}.category-head p{color:var(--text-2);margin:4px 0 0}.feature-grid{grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px;display:grid}.feature{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.feature h3{margin:10px 0 6px;font-size:1.02rem}.feature p{color:var(--text-2);margin:0;font-size:.94rem}.feature .ico{background:var(--primary-soft);width:38px;height:38px;color:var(--primary);border-radius:10px;place-items:center;display:grid}.feature .ico svg{width:20px;height:20px}.ad-slot{text-align:center;max-width:100%;min-height:120px;margin:28px auto;display:block;overflow:hidden}.ad-slot .ad-label{letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:4px;font-size:.7rem;display:block}.ad-slot.sidebar-ad{min-height:280px;margin:0}.site-footer{border-top:1px solid var(--border);background:var(--surface);color:var(--text-2);margin-top:64px;padding:40px 0 28px;font-size:.92rem}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 20px;display:grid}.footer-grid>:first-child{grid-column:1/-1}@media (width>=720px){.footer-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}@media (width>=1100px){.footer-grid{grid-template-columns:1.3fr repeat(4,minmax(0,1fr))}.footer-grid>:first-child{grid-column:auto}}.site-footer h2{text-transform:uppercase;letter-spacing:.07em;color:var(--muted);margin:0 0 10px;font-size:.8rem}.site-footer ul{gap:6px;margin:0;padding:0;list-style:none;display:grid}.site-footer a{color:var(--text-2);text-decoration:none}.site-footer a:hover{color:var(--primary);text-decoration:underline}.footer-bottom{border-top:1px solid var(--border);color:var(--muted);flex-wrap:wrap;justify-content:space-between;gap:8px 20px;margin-top:28px;padding-top:18px;font-size:.85rem;display:flex}.footer-disclaimer{color:var(--muted);margin-top:14px;font-size:.82rem;line-height:1.55}@media print{.site-header,.site-footer,.ad-slot,.sidebar,.calc-actions,.results-tools,.breadcrumbs,.no-print{display:none!important}body{color:#000;background:#fff}.calc{box-shadow:none;border:1px solid #ccc}.table-wrap{max-height:none;overflow:visible}}.hbars{gap:12px;margin:4px 0 16px;display:grid}.hbar-label{color:var(--text-2);justify-content:space-between;gap:12px;margin-bottom:4px;font-size:.88rem;display:flex}.hbar-label strong{color:var(--text);font-variant-numeric:tabular-nums}.hbar-track{background:var(--surface-3);border-radius:999px;height:12px;overflow:hidden}.hbar-track>div{border-radius:999px;height:100%;transition:width .3s}.results-heading{color:var(--text);margin:18px 0 8px;font-size:.95rem}[hidden]{display:none!important}.result-hero p,.stat p{margin:0}.result-hero .sub{margin-top:6px}@media (width<=559px){.stats>.stat:last-child:nth-child(odd){grid-column:1/-1}}.row-grid>.field.span-all{grid-column:1/-1}.rows-add{margin-bottom:16px}.meter-scale.abs{height:1.4em;display:block;position:relative}.meter-scale.abs span{white-space:nowrap;position:absolute;top:0;transform:translate(-50%)}.meter-scale.abs span.first{transform:none}.meter-scale.abs span.last{transform:translate(-100%)}table.data td:first-child,table.data th:first-child{white-space:normal;min-width:120px}.cta-card{border:1px solid var(--primary);border-radius:var(--radius);background:var(--primary-soft);color:var(--text);align-items:center;gap:14px;margin:0 0 28px;padding:16px 18px;text-decoration:none;display:flex}.cta-card:hover{color:var(--text);box-shadow:var(--shadow)}.cta-card>span:nth-child(2){flex:1;gap:2px;font-size:.95rem;line-height:1.45;display:grid}.cta-card>span:nth-child(2) span{color:var(--text-2)}.cta-card .ico{background:var(--surface);width:40px;height:40px;color:var(--primary);border-radius:10px;flex-shrink:0;place-items:center;display:grid}.cta-card svg{flex-shrink:0;width:20px;height:20px}.guide-list{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px;display:grid}.guide-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);flex-direction:column;gap:8px;padding:20px;text-decoration:none;display:flex}.guide-card:hover{border-color:var(--primary);box-shadow:var(--shadow);color:var(--text)}.guide-card h3{margin:0;font-size:1.08rem}.guide-card p{color:var(--text-2);margin:0;font-size:.93rem;line-height:1.5}.guide-card .meta{color:var(--muted);margin-top:auto;font-size:.8rem;font-weight:600}.az-nav{flex-wrap:wrap;gap:6px;margin:0 0 8px;display:flex}.az-nav a{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);min-width:36px;height:36px;color:var(--text);place-items:center;padding:0 6px;font-weight:650;text-decoration:none;display:grid}.az-nav a:hover{border-color:var(--primary);color:var(--primary)}.prose .az-section h2{border-bottom:1px solid var(--border);margin:1.6em 0 .4em;padding-bottom:6px;font-size:1.35rem}.glossary{margin:0}.glossary-term{border-bottom:1px solid var(--border);padding:14px 0}.glossary-term:last-child{border-bottom:0}.glossary-term:target{background:var(--primary-soft);border-radius:var(--radius-sm);margin-inline:-12px;padding-inline:12px}.glossary dt{margin:0 0 4px;font-size:1.05rem;font-weight:700}.glossary dd{margin:0}.glossary dd p{margin:0 0 6px}.glossary dd p:last-child{margin-bottom:0}.term-links{color:var(--text-2);font-size:.92rem}.term-links span{margin-right:4px;font-weight:650}.term-chips,.prose .term-chips{flex-wrap:wrap;gap:8px;margin:0 0 1.4em;padding:0;list-style:none;display:flex}.prose .term-chips li{margin:0}.term-chips a{border:1px solid var(--border);background:var(--surface);color:var(--text);border-radius:999px;padding:6px 12px;font-size:.92rem;text-decoration:none;display:inline-block}.term-chips a:hover{border-color:var(--primary);color:var(--primary)}
