@font-face{font-family:Manrope;src:url(fonts/manrope-0.ttf) format('truetype');font-weight:400;font-display:swap}
@font-face{font-family:Manrope;src:url(fonts/manrope-1.woff2) format('woff2');font-weight:500;font-display:swap}
@font-face{font-family:Manrope;src:url(fonts/manrope-2.ttf) format('truetype');font-weight:600;font-display:swap}
@font-face{font-family:Manrope;src:url(fonts/manrope-3.woff2) format('woff2');font-weight:700;font-display:swap}
@font-face{font-family:Manrope;src:url(fonts/manrope-4.woff2) format('woff2');font-weight:800 900;font-display:swap}
@font-face{font-family:Archivo;src:url(fonts/archivo-5.ttf) format('truetype');font-weight:400;font-display:swap}
@font-face{font-family:Archivo;src:url(fonts/archivo-6.ttf) format('truetype');font-weight:500;font-display:swap}
@font-face{font-family:Archivo;src:url(fonts/archivo-7.ttf) format('truetype');font-weight:600;font-display:swap}
@font-face{font-family:Archivo;src:url(fonts/archivo-8.ttf) format('truetype');font-weight:700;font-display:swap}
@font-face{font-family:Archivo;src:url(fonts/archivo-9.woff2) format('woff2');font-weight:800 900;font-display:swap}
@font-face{font-family:Barlow;src:url(fonts/barlow-condensed-14.ttf) format('truetype');font-weight:400;font-display:swap}
@font-face{font-family:Barlow;src:url(fonts/barlow-condensed-15.ttf) format('truetype');font-weight:500;font-display:swap}
@font-face{font-family:Barlow;src:url(fonts/barlow-condensed-16.ttf) format('truetype');font-weight:600;font-display:swap}
@font-face{font-family:Barlow;src:url(fonts/barlow-condensed-17.ttf) format('truetype');font-weight:700 900;font-display:swap}
@font-face{font-family:Space;src:url(fonts/space-grotesk-10.ttf) format('truetype');font-weight:400;font-display:swap}
@font-face{font-family:Space;src:url(fonts/space-grotesk-11.ttf) format('truetype');font-weight:500;font-display:swap}
@font-face{font-family:Space;src:url(fonts/space-grotesk-12.ttf) format('truetype');font-weight:600;font-display:swap}
@font-face{font-family:Space;src:url(fonts/space-grotesk-13.ttf) format('truetype');font-weight:700 900;font-display:swap}
:root{--bg:#fff;--panel:#f3f6fa;--ink:#18273d;--muted:#4e6178;--line:#c8d3df;--accent:#2351d2;--action-ink:#fff;--display:Archivo;--body:Manrope;--radius:16px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.65 var(--body),Arial,sans-serif}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,summary{cursor:pointer}a,button,input,select,summary{touch-action:manipulation}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:4px}button:disabled{cursor:default}p{margin:0 0 16px;color:var(--muted)}h1,h2,h3,h4{font-family:var(--display),Arial,sans-serif;line-height:1.12;margin:0 0 18px;letter-spacing:-.03em}h1{font-size:clamp(36px,5vw,72px)}h2{font-size:clamp(26px,3vw,40px)}h3{font-size:21px;line-height:1.3}img{max-width:100%;height:auto;display:block}main{padding:0;max-width:none;margin:0}small{font-size:12px;color:var(--muted)}button{color:inherit}input,select,textarea{max-width:100%;color:var(--ink);background:var(--bg)}figure{margin:0}section[id]{scroll-margin-top:24px}a,button,h1,h2,h3,p{overflow-wrap:break-word}.skip{position:fixed;top:-100px;left:12px;z-index:999;background:var(--ink);color:var(--bg);padding:10px 18px}.skip:focus{top:10px}.action{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;background:var(--accent);color:var(--action-ink);border:1px solid transparent;border-radius:9px;padding:11px 20px;font-size:13px;font-weight:800;line-height:1.35;transition:transform .18s,filter .18s}.action:hover{filter:brightness(1.06);transform:translateY(-1px)}.micro{display:block;font-size:11px;font-weight:800;letter-spacing:.12em;margin-bottom:12px;color:var(--accent)}[hidden]{display:none!important}
.service-page{max-width:900px;margin:0 auto;padding:36px 24px 50px;min-height:65vh}.service-page h1{font-size:clamp(34px,4vw,54px)}.service-page section{margin:28px 0}.service-page h2{font-size:27px}.service-page p{font-size:16px;max-width:75ch}.back{display:inline-block;margin-bottom:18px;color:var(--accent);font-size:13px;font-weight:700}
.tool{padding:28px;background:var(--panel);border-radius:var(--radius);border:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:40px}.tool h2{font-size:34px}.tool form{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-content:center}.tool label{font-size:12px;color:var(--muted)}.tool input[type=number]{display:block;background:var(--bg);color:var(--ink);border:1px solid var(--line);border-radius:8px;padding:12px;width:100%;margin-top:6px;font-size:22px}.result{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;padding-top:12px;border-top:1px solid var(--line)}.result output{font:700 36px var(--display);color:var(--accent)}form>small{grid-column:1/-1}.tool p{font-size:14px}.tool p:last-child{margin:0}.choice-buttons{display:flex;flex-wrap:wrap;gap:8px}.choice-buttons button,.faq-choices button{background:var(--bg);color:var(--ink);border:1px solid var(--line);border-radius:9px;padding:12px;text-align:left;font-size:13px}.choice-buttons button[aria-pressed=true],.faq-choices button[aria-expanded=true]{background:var(--accent);color:#111923;border-color:var(--accent)}.choice-panel{margin-top:20px}.choice-panel a{font-size:13px;color:var(--accent);font-weight:700}.check-tool [data-checklist]{display:flex;flex-direction:column;gap:10px}.check-tool label{display:flex;align-items:center;gap:12px;padding:10px 14px;background:var(--bg);border-radius:9px;font-size:14px;color:var(--ink)}.check-tool input{width:18px;height:18px;accent-color:var(--accent)}.check-tool output{color:var(--accent);font-weight:800;text-align:right}.faq{padding:28px;background:var(--panel);border-radius:var(--radius)}.faq h2{font-size:30px}.faq details{border-bottom:1px solid var(--line)}.faq details:last-child{border:0}.faq summary{display:flex;justify-content:space-between;align-items:center;gap:24px;list-style:none;cursor:pointer;padding:17px 0;font-weight:800;font-size:14px}.faq summary::-webkit-details-marker{display:none}.faq summary span{color:var(--accent);font-size:24px;transition:transform .2s}.faq details[open] summary span{transform:rotate(45deg)}.faq details p{font-size:14px;max-width:850px;padding-bottom:12px}.faq-split{display:grid;grid-template-columns:.6fr 1fr;gap:45px}.faq-split .section-heading{display:block}.faq-cards{padding:0;background:none}.faq-cards .faq-body{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.faq-cards article{padding:23px;background:var(--panel);border-radius:var(--radius)}.faq-cards h3{font-size:19px}.faq-cards p{font-size:13px;margin:0}.faq-tabs .faq-body{display:grid;grid-template-columns:1fr 1.3fr;gap:28px}.faq-choices{display:flex;flex-direction:column;gap:10px}.faq-tabs article{padding:15px}.faq-tabs article h3{font-size:24px}.faq-compact{background:none;border-top:1px solid var(--line);border-radius:0;padding:20px 0}
@media(max-width:720px){.tool{grid-template-columns:1fr;gap:20px;padding:22px}.tool h2{font-size:27px}.faq-split,.faq-tabs .faq-body{grid-template-columns:1fr;gap:18px}.faq{padding:22px}.faq-cards .faq-body{grid-template-columns:1fr}.faq-tabs article{padding:10px 0}.service-page{padding:28px 20px}.action{max-width:100%}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}

/* Readability and touch targets across the compact mobile layouts. */
.service-index{border:1px solid var(--line);border-radius:12px;margin:22px 0 30px;padding:16px 20px}.service-index summary{font-size:14px;font-weight:700;color:var(--ink)}.service-index nav{display:grid;grid-template-columns:1fr 1fr;gap:12px 24px;margin-top:20px}.service-index a{font-size:13px;line-height:1.6;color:var(--accent);text-decoration:underline;text-underline-offset:4px}.service-page section{scroll-margin-top:24px}.service-page section p:last-child{margin-bottom:0}
@media(max-width:720px){.service-index{padding:14px 16px}.service-index nav{grid-template-columns:1fr;gap:12px}.service-page h2{font-size:26px;line-height:1.2}}
@media(max-width:720px){body header nav a,body footer nav a{font-size:12px!important}body main p{font-size:14px!important}body button{min-height:44px;font-size:12px!important}body header nav{flex-wrap:wrap}body .ex-bonus-worksheet button[type=reset]{min-height:44px;padding-top:12px;padding-bottom:12px}}