:root{--paper:#f8f8f2;--ink:#173f35;--muted:#526258;--line:#cdd8ca;--lime:#e0edbd;--soft:#eef2e7}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{background:var(--paper);color:var(--ink);margin:0;font-family:Arial,Helvetica,sans-serif;font-size:18px;line-height:1.7}a{color:inherit;text-underline-offset:5px}a:focus-visible,summary:focus-visible{outline-offset:5px;outline:3px solid #406b24}::selection{background:var(--lime)}.wrap{width:min(1080px,100% - 64px);margin-inline:auto}h1,h2,h3,p{margin-top:0}h1{letter-spacing:-1.3px;margin-bottom:24px;font-size:clamp(36px,4vw,52px);line-height:1.25}h1 span{color:#406b32}h2{letter-spacing:-.7px;margin-bottom:24px;font-size:34px;line-height:1.35}h3{margin-bottom:12px;font-size:22px;line-height:1.4}p{color:var(--muted);margin-bottom:18px}.label{color:#406333;margin-bottom:14px;font-size:17px;font-weight:700}.header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:24px;padding-block:25px;display:flex}.brand{letter-spacing:-1px;align-items:center;gap:8px;font-size:29px;font-weight:700;display:inline-flex}.brand svg{width:32px;height:32px}.home-link{text-decoration:none}.header nav{gap:26px;display:flex}.header nav a,.footer a{align-items:center;min-height:48px;font-size:16px;display:inline-flex}.login{white-space:nowrap;border:1px solid #90a68c;border-radius:12px;justify-content:center;align-items:center;gap:12px;min-height:52px;padding:10px 18px;font-size:17px;font-weight:700;text-decoration:none;display:inline-flex}.skip-link{z-index:10;background:var(--ink);color:#fff;padding:16px;position:fixed;top:-100px;left:16px}.skip-link:focus{top:16px}.hero{grid-template-columns:1fr 1fr;align-items:center;gap:64px;padding-block:64px;display:grid}.hero-note{margin-bottom:0;font-size:16px}.choices{gap:14px;display:grid}.choice{border:1px solid var(--line);background:#fff;border-radius:16px;align-items:center;gap:16px;padding:24px 20px;text-decoration:none;display:flex}.choice-highlight{background:var(--lime);border-color:#9daf7c}.choice:hover,.lesson-links a:hover{border-color:var(--ink);background:var(--soft)}.choice>span:nth-child(2){flex:1}.choice strong{margin-bottom:4px;font-size:21px;line-height:1.4;display:block}.choice>span>span{color:var(--muted);font-size:16px;display:block}.number{background:var(--soft);border:1px solid #b4c6a9;border-radius:50%;flex-shrink:0;place-items:center;width:42px;height:42px;font-size:18px;font-weight:700;display:inline-grid}.choice-highlight .number{background:#fff}.section{padding-block:56px}.work-steps{grid-template-columns:repeat(3,1fr);gap:32px;margin:32px 0;padding:0;list-style:none;display:grid}.work-steps .number{margin-bottom:20px}.work-steps p{margin:0}.money-note{background:var(--soft);border-left:5px solid #698b3c;border-radius:0 14px 14px 0;margin-top:36px;padding:24px 28px}.money-note p{max-width:75ch}.money-note p:last-child{margin:0;font-weight:700}.learning-band{background:var(--soft);margin-top:8px;padding-block:56px}.learning-layout{grid-template-columns:1fr 1fr;align-items:center;gap:64px;display:grid}.lesson-links{margin:0;padding:0;list-style:none}.lesson-links li+li{margin-top:14px}.lesson-links a{border:1px solid var(--line);background:#fff;border-radius:14px;align-items:center;gap:16px;min-height:86px;padding:18px;font-weight:700;text-decoration:none;display:flex}.lesson-links a>span:nth-child(2){flex:1}.button{border-radius:12px;justify-content:center;align-items:center;gap:24px;min-height:56px;padding:14px 22px;font-size:18px;font-weight:700;text-decoration:none;display:inline-flex}.button:hover,.login:hover{text-decoration:underline}.button-dark{background:var(--ink);color:#fff}.button-light{background:var(--lime);color:var(--ink)}.button-outline{border:1px solid #90a68c}.faq{max-width:850px}details{border-bottom:1px solid var(--line)}summary{cursor:pointer;justify-content:space-between;align-items:center;gap:24px;min-height:72px;padding-block:20px;font-size:19px;font-weight:700;line-height:1.5;list-style:none;display:flex}summary::-webkit-details-marker{display:none}summary>span{flex-shrink:0;font-size:26px}details[open] summary>span{transform:rotate(45deg)}details p{padding:0 30px 12px 0}.closing{color:#fff;background:var(--ink);border-radius:18px;justify-content:space-between;align-items:center;gap:32px;margin-top:12px;padding:36px;display:flex}.closing h2{margin-bottom:8px}.closing p{color:#e4eddd;margin:0}.closing .button{flex-shrink:0}.footer{flex-wrap:wrap;align-items:center;gap:24px;padding-block:36px;display:flex}.footer a:first-child{margin-right:auto;text-decoration:none}.footer>span{color:var(--muted);font-size:16px}.back-link{align-items:center;min-height:52px;font-size:18px;display:inline-flex}.learning-page{max-width:820px}.learning-intro{padding-block:30px 20px}.learning-intro h1{font-size:48px}.lesson-menu{flex-wrap:wrap;gap:12px;margin-bottom:32px;display:flex}.lesson-menu a{background:var(--soft);border:1px solid var(--line);border-radius:10px;align-items:center;min-height:52px;padding:12px 16px;font-size:17px;font-weight:700;display:inline-flex}.lesson{border-top:2px solid var(--line);padding-block:38px}.plain-steps{padding-left:28px}.plain-steps li{margin-bottom:16px;padding-left:6px}.practice{background:var(--soft);border-radius:14px;margin-block:26px;padding:24px}.practice p:last-child,.stop-note p:last-child{margin-bottom:0}.self-check{margin-bottom:28px}.self-check summary{font-size:18px}blockquote{background:var(--soft);border-left:5px solid #698b3c;margin:16px 0 28px;padding:20px 24px;font-size:20px}.stop-note{background:#fff5e9;border:2px solid #8a4e25;border-radius:14px;margin-top:30px;padding:24px}.stop-note h3{color:#77411b}.learning-finish{background:var(--soft);border-radius:16px;margin-bottom:24px;padding:32px}.learning-finish .back-link{margin-top:18px;display:flex}@media (max-width:850px){.header{flex-wrap:wrap;gap:12px;padding-block:20px}.header nav{border-top:1px solid var(--line);order:3;gap:18px;width:100%;padding-top:12px}.header nav a{text-align:center;background:var(--soft);border-radius:10px;flex:1;justify-content:center}.hero,.learning-layout{grid-template-columns:1fr;gap:32px}.hero{padding-block:40px}.work-steps{grid-template-columns:1fr;gap:28px}.work-steps li{padding-left:64px;position:relative}.work-steps .number{position:absolute;top:0;left:0}.closing{flex-direction:column;align-items:flex-start}}@media (max-width:500px){.header{grid-template-columns:1fr auto;display:grid}.wrap{width:calc(100% - 32px)}.brand{gap:5px;font-size:24px}.brand svg{width:24px}.login{gap:8px;padding-inline:12px;font-size:16px}.header nav{grid-column:1/-1;gap:10px}.header nav a{min-height:58px;padding:10px;font-size:16px}h1{letter-spacing:-.8px;font-size:clamp(28px,8vw,36px)}h2{letter-spacing:-.4px;font-size:29px}h3{font-size:21px}.hero{padding-block:32px}.choice{gap:12px;padding:20px 16px}.choice strong{font-size:20px}.number{width:36px;height:36px}.section{padding-block:36px}.work-steps li{padding-left:52px}.money-note{padding:22px 18px}.learning-band{padding-block:36px}.button{text-align:center;gap:14px;width:100%;padding-inline:14px}.closing{padding:28px 24px}.footer{gap:8px 20px}.footer a:first-child{width:100%}.footer>span{width:100%;margin-top:12px}.learning-intro h1{font-size:38px}.lesson-menu{gap:10px;display:grid}.lesson-menu a{min-height:56px;font-size:18px}.lesson{padding-block:30px}.practice,.stop-note,.learning-finish{padding:22px 18px}blockquote{padding:18px;font-size:19px}summary{gap:16px;font-size:18px}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}