.header-link{font-size:15px;font-weight:500;color:var(--ink);text-decoration:none}.header-link:hover{color:var(--brand)}.guides-main{max-width:1180px;margin:auto;padding:15px 40px 70px}.guide-intro{padding:30px 0 40px;max-width:900px}.guide-intro h1{font-size:clamp(35px,5vw,64px);margin:15px 0}.guide-intro p{max-width:650px;line-height:1.7}.guide-tag{color:var(--brand);font-size:12px;letter-spacing:.08em;text-transform:uppercase}.guides-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin:25px 0}.guide-card{display:flex;flex-direction:column;gap:12px;text-decoration:none;padding:25px;border:1px solid var(--glass-edge);border-radius:24px;background:var(--glass);box-shadow:var(--glass-shadow);backdrop-filter:blur(20px);color:var(--ink);transition:transform .2s}.guide-card:hover{transform:translateY(-3px)}.guide-card h3{font-size:21px;line-height:1.3;margin:0}.guide-card p{color:var(--muted);font-size:14px;line-height:1.65;margin:0}.guide-open{margin-top:auto;color:var(--brand);font-size:13px}.guide-note{padding:30px;border-radius:25px;background:var(--glass);border:1px solid var(--glass-edge);margin:30px 0;line-height:1.7}.guide-note .primary{display:inline-flex;padding:12px 20px;text-decoration:none}.guide-note .outline-btn{display:inline-flex;padding:10px 16px;text-decoration:none}.guide-article{max-width:830px;margin:25px auto;padding:40px;background:var(--glass);border:1px solid var(--glass-edge);border-radius:28px;box-shadow:var(--glass-shadow);backdrop-filter:blur(25px);line-height:1.8}.guide-article h1{font-size:clamp(30px,4vw,46px);line-height:1.17}.guide-article h2{margin:35px 0 15px;font-size:26px;line-height:1.3}.guide-article p,.guide-article li{font-size:16px}.article-meta{color:var(--muted);font-size:12px!important}.quick-answer{padding:20px;border-left:3px solid var(--brand);background:var(--field);border-radius:0 15px 15px 0}.article-toc{display:grid;gap:7px;padding:20px;border:1px solid var(--line);border-radius:18px;margin:30px 0}.article-toc a{font-size:14px}.article-sources p{font-size:13px}.article-sources li{font-size:14px}.article-faq details{border-bottom:1px solid var(--line);padding:14px 0}.article-faq summary{cursor:pointer;font-weight:550}.table-scroll{overflow:auto;max-width:100%;margin:20px 0}.table-scroll table{width:100%;border-collapse:collapse;font-size:14px;text-align:left}.table-scroll th,.table-scroll td{padding:12px;border:1px solid var(--line);vertical-align:top}.table-scroll thead{background:var(--field)}.table-scroll caption{font-size:12px;color:var(--muted);text-align:left;margin-bottom:12px}.guide-article blockquote{margin:22px 0;padding:20px;border-left:3px solid var(--brand);background:var(--field)}.breadcrumbs{font-size:13px;padding:12px 0}.related{margin:40px 0}footer nav{line-height:1.8}.home-guides .guides-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
@media(max-width:800px){.guides-grid,.home-guides .guides-grid{grid-template-columns:1fr}.guides-main{padding:10px 20px 40px}.guide-article{padding:24px 20px}.guide-note{padding:22px}.guide-intro{padding:20px 0}.header-link{font-size:13px}.guide-card{padding:22px}}
@media(prefers-reduced-motion:reduce){.guide-card{transition:none}.guide-card:hover{transform:none}}
.quick-nav{display:flex;gap:8px;align-items:center;width:calc(100% - 96px);max-width:1464px;margin:0 auto 12px;overflow-x:auto;padding:2px 0 9px;scrollbar-width:thin}.quick-nav a{flex-shrink:0;font-size:13px;line-height:1.4;text-decoration:none;padding:7px 12px;border-radius:18px;border:1px solid var(--glass-edge);background:var(--field);color:var(--muted)}.quick-nav a:hover{color:var(--brand);background:var(--selected)}.extra-calculators{margin:35px 0;scroll-margin-top:20px}.extra-calculators>p{max-width:760px;line-height:1.7}.calculators-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:25px;align-items:start}.calculator h3{font-size:22px;line-height:1.3;margin:0 0 12px}.calculator>p,.calculator details p{font-size:14px;line-height:1.7}.calc-fields{display:grid;gap:15px;margin:22px 0}.calc-fields label,.calculator details label{display:grid;gap:8px;font-size:13px}.calculator .number-control{width:100%}.calculator input{width:100%;min-width:0}.calculator details{margin:20px 0}.calculator summary{font-size:14px;cursor:pointer}.calc-result{padding:16px;background:var(--field);border-radius:15px;border:1px solid var(--glass-edge)}.calculator .outline-btn{padding:12px 16px;font-size:14px}.calculator .small{font-size:12px}.calculator button:disabled{opacity:.45;cursor:default}
@media(max-width:1100px){.calculators-grid{grid-template-columns:1fr 1fr}}@media(max-width:700px){.quick-nav{width:calc(100% - 40px);margin-bottom:8px;gap:6px}.quick-nav a{font-size:12px;padding:7px 11px}.calculators-grid{grid-template-columns:1fr}}
.cookie-banner{position:fixed;left:16px;right:16px;bottom:16px;z-index:50;max-width:760px;margin:0 auto;display:flex;align-items:center;gap:18px;padding:16px 20px;border:1px solid var(--glass-edge,var(--line));border-radius:22px;background:var(--opaque-surface,var(--surface));box-shadow:var(--glass-shadow,0 12px 38px #0003);backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);color:var(--ink)}
.cookie-banner p{margin:0;font-size:13.5px;line-height:1.55;color:var(--ink)}.cookie-banner a{color:var(--brand)}
.cookie-actions{display:flex;gap:10px;flex-shrink:0}.cookie-btn{font:inherit;font-size:14px;font-weight:550;padding:10px 16px;border-radius:14px;border:1px solid var(--brand);background:transparent;color:var(--brand);cursor:pointer;white-space:nowrap}
.cookie-btn.cookie-accept{background:var(--brand);color:var(--accent-text,#fff)}.cookie-btn:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.cookie-settings{margin-left:14px}
@media (max-width:640px){.cookie-banner{flex-direction:column;align-items:stretch;gap:12px;left:10px;right:10px;bottom:10px}.cookie-actions{flex-direction:column}.cookie-btn{width:100%}}