:root{--ink:#193d35;--green:#174b40;--mint:#dce9df;--cream:#faf8f1;--paper:#fffef9;--line:#e0e3d8;--muted:#61736b;--gold:#f5c576;--rose:#fae7dd;--blue:#e1eef0;--radius:24px}
*{box-sizing:border-box}body{margin:0;background:var(--cream);color:var(--ink);font:16px/1.55 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}button,input,select,textarea{font:inherit}button,a,input,select,textarea{touch-action:manipulation}button{cursor:pointer}a{color:inherit}button:disabled{cursor:default;opacity:.5}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #ba6c24;outline-offset:4px}button{color:inherit}h1,h2,h3,p{margin:0 0 16px}h1,h2,.serif{font-family:Georgia,"Times New Roman",serif;font-weight:500;letter-spacing:-.045em}h1{font-size:clamp(40px,5vw,66px);line-height:1.08}h2{font-size:clamp(28px,3.3vw,42px);line-height:1.17}h3{font-size:19px;line-height:1.35}p{color:var(--muted)}.header{max-width:1200px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:25px 32px}.brand{display:flex;align-items:center;gap:13px;text-decoration:none;font-family:Georgia,serif;font-size:29px;font-weight:700;line-height:1.1}.brand-sub{display:block;font:9px/1.8 system-ui;letter-spacing:.17em;text-align:center;margin-top:4px}.brand-mark{display:grid;place-items:center;border:1.8px solid var(--green);width:45px;height:49px;border-radius:14px 14px 20px 20px;font-size:42px;position:relative;padding-bottom:7px}.brand-mark span{position:absolute;font:17px system-ui;top:1px;right:2px;color:#aa6a27}.header-note{font-size:13px;color:var(--muted)}.profile{background:var(--paper);border:1px solid var(--line);border-radius:40px;padding:7px 13px 7px 7px;display:flex;align-items:center;gap:10px;font-size:14px}.profile #avatar{background:#eee0f0;color:#6b4772;border-radius:50%;width:33px;height:33px;display:grid;place-items:center;font-weight:700}.nav{display:flex;gap:30px;border-bottom:1px solid var(--line);max-width:1136px;margin:auto;padding:0 0 0 2px;overflow:auto}.nav 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@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
@media print{.header,.nav,footer,.toolbar,.memory,.page-intro .button,dialog,.quiz-back{display:none!important}body,main{background:white;color:black;padding:0;max-width:none}.guide-group{border:0;margin:10px 0}.guide-group summary{padding:5px 0;font-size:20px}.guide-items{padding:0}.guide-item{padding:9px 0;break-inside:avoid}.guide-item p{color:black;font-size:12px}.guide-item h3{font-size:12px}.page-intro h1{font-size:30px}.guide-group:not([open]) .guide-items{display:block}#toast{display:none}.page-intro{margin-bottom:15px}}

.hero-bottom .button{white-space:nowrap;flex-shrink:0}
@media(max-width:760px){.hero-bottom{gap:14px}.nav{scrollbar-width:none}.nav::-webkit-scrollbar{display:none}}
