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@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important;scroll-behavior:auto!important}}
.message-card .decision{padding:0 25px 34px}.message-card .decision>strong{display:block;margin-bottom:12px}.float-note{pointer-events:none;bottom:-8px}.kv dd{overflow-wrap:anywhere;margin:0}.hero .choice{width:100%}@media(max-width:760px){.container,.container.section,.container.hero{padding-left:18px;padding-right:18px}.brand span{display:inline}.message-card .decision{padding:0 20px 25px}.float-note{position:static;margin-top:14px;width:fit-content}.section-head{flex-wrap:wrap}.hero-art{padding-left:0;padding-right:0}}button.choice:disabled{opacity:1}
/* Comfortable reading across phone, tablet and desktop. */
:root{--muted:#4e6363;font-size:17px}body{line-height:1.65;overflow-wrap:break-word}main{min-height:65vh}p,li,.choice,.check-item{line-height:1.75}.prose{max-width:70ch}.lead{max-width:62ch}.btn,.lang,.tab,.nav a{min-height:44px;display:inline-flex;align-items:center;justify-content:center}.choice{font-size:1rem;text-align:start;min-height:52px}.fine,.sources,.storage-note,.card-foot,.progress-line{font-size:.875rem;line-height:1.65}.eyebrow{font-size:.75rem}.nav a{font-size:.875rem}.grid>*,.lesson-layout>*,.check-layout>*{min-width:0}.visual{max-width:100%;height:auto}.field input{font-size:1rem;max-width:100%;min-height:48px}.check-item input{width:24px;height:24px;flex-shrink:0}.actions{flex-wrap:wrap;gap:12px}.lesson-heading h1,.page-intro h1{font-size:clamp(2rem,4vw,3.3rem);line-height:1.25}.scenario-text{font-size:clamp(1.125rem,2.1vw,1.5rem);line-height:1.6}.resource a,.hash-text{overflow-wrap:anywhere}.progress-line{gap:16px}.progress-line a{padding:10px;flex-shrink:0}[dir=rtl] body{line-height:1.85}
@media(max-width:1050px){.header-inner{height:auto;min-height:80px;flex-wrap:wrap;gap:14px;padding-top:12px;padding-bottom:12px}.nav{order:5;flex-basis:100%;margin:0;justify-content:space-between;gap:8px}.lang{margin-inline-start:auto}.hero{grid-template-columns:1fr}.hero-art{max-width:540px;width:100%;margin:auto}.lesson-layout{grid-template-columns:1fr}.lesson-layout aside{max-width:700px}.grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:600px){:root{font-size:16px}.grid,.help-grid,.check-layout{grid-template-columns:1fr}.nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0}.nav a{font-size:.875rem}.hero h1,[dir=rtl] .hero h1{font-size:clamp(2.1rem,9vw,3rem);line-height:1.2}.hero .lead{font-size:1.0625rem}.choice{font-size:1rem}.section-head>.btn{font-size:.875rem}.card,.feature-band{padding:22px}.trust-row{font-size:.8125rem}.lesson-heading h1,[dir=rtl] .lesson-heading h1{font-size:1.8rem}.page-intro h1,[dir=rtl] .page-intro h1{font-size:2rem}header{position:static}.footer-links{flex-wrap:wrap}.kv{grid-template-columns:1fr}.kv dd{margin-bottom:12px}}