/* Public presentation: isolated from account and game pages. */
.presentation-page .container{max-width:1280px}
.presentation-page .header-inner{min-height:88px}
.presentation-page .site-header nav{gap:24px}
.presentation-page .footer-links{flex-wrap:wrap;justify-content:flex-end;gap:16px}
.presentation-page .footer-links>span{max-width:290px}
.presentation-hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:center;gap:48px;padding:64px 0}
.presentation-copy h1{font-size:clamp(38px,4.1vw,58px);line-height:1.12;letter-spacing:-1.6px;text-wrap:balance}
.presentation-copy h1 span{color:var(--green)}
.presentation-copy>p{font-size:19px;line-height:1.65;color:#bcb8b1;margin-top:24px;max-width:540px}
.presentation-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.presentation-actions .button{min-height:50px;padding:13px 22px}
.presentation-copy>p.presentation-note{font-size:14px;line-height:1.6;margin-top:20px;color:var(--muted)}
.presentation-reader{min-width:0}
.presentation-reader .viewer{padding:16px}
.presentation-reader .viewer-grid{grid-template-columns:minmax(0,1.65fr) minmax(140px,1fr);gap:12px}
.presentation-reader .move-list{max-height:260px;min-height:100px;font-size:13px;gap:2px}
.presentation-reader .move-list button{padding:3px 6px;line-height:1.3}
.presentation-reader .move-list .move-number{padding:3px 0;line-height:1.3}
.presentation-reader .viewer-caption{font-size:13px;color:#bcb8b1}
.presentation-reader-hint{font-size:13px;line-height:1.5;color:var(--muted);margin-top:12px}
.presentation-section{padding:64px 0;scroll-margin-top:24px}
.presentation-section h2{font-size:clamp(28px,3vw,40px);line-height:1.2;letter-spacing:-.8px;text-wrap:balance}
.presentation-how{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.presentation-steps{list-style:none;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:36px;margin:32px 0 0;padding:0}
.presentation-steps li{display:flex;gap:16px;align-items:flex-start}
.presentation-steps li>span{flex-shrink:0;display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:#293423;color:var(--green);font-size:22px;font-weight:700}
.presentation-steps h3{font-size:20px;margin:6px 0 10px}
.presentation-steps p,.presentation-widget-copy>p,.presentation-benefits p{color:#bcb8b1;font-size:16px;line-height:1.65}
.presentation-widget{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:56px;align-items:center}
.presentation-widget-copy>p{margin-top:22px}
.presentation-widget-copy>.text-link{display:inline-block;margin-top:22px;min-height:44px;padding:10px 0}
.presentation-club{position:relative;overflow:hidden;min-height:390px;background:#f5f3ee;color:#262421;border-radius:8px;border:1px solid #625d53}
.presentation-browser{display:flex;align-items:center;gap:6px;padding:10px 14px;background:#e3e1dc;font-size:11px;color:#514d45}
.presentation-browser i{width:7px;height:7px;background:#aaa69c;border-radius:50%}
.presentation-browser span{margin-left:8px}
.presentation-club-header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;border-bottom:1px solid #d5d1c7;font-size:17px;font-weight:750}
.presentation-club-header span{font-size:12px;font-weight:500;color:#625d53}
.presentation-club-copy{padding:24px 22px 190px}
.presentation-club-copy h3{font-size:28px;line-height:1.2;letter-spacing:-.5px}
.presentation-club-copy p{margin-top:16px;font-size:13px;line-height:1.6;color:#625d53;max-width:230px}
.presentation-club-rule{width:80px;border-top:2px solid #9b795a;margin-top:18px}
.presentation-mini-widget{position:absolute;bottom:16px;right:16px;width:300px;max-width:calc(100% - 32px);border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--panel);color:var(--text);box-shadow:0 8px 30px #0003}
.presentation-widget-toolbar{display:flex;align-items:center;justify-content:space-between;padding-left:12px;font-size:13px;min-height:44px}
.presentation-widget-toolbar button{width:44px;height:44px;border:0;border-left:1px solid var(--line);background:#302d28;color:var(--text);font-size:24px}
.presentation-preview-game{display:grid;grid-template-columns:120px minmax(0,1fr);gap:12px;align-items:center;margin:0;padding:0 10px 10px;width:100%;border:0;background:transparent;color:inherit;text-align:left}
.presentation-preview-game>span:last-child{display:flex;flex-direction:column;gap:8px;font-size:12px}
.presentation-preview-game small{color:var(--muted);font-size:11px}
.presentation-preview-game strong{font-size:13px}
.presentation-preview-game:hover .board{outline:2px solid var(--green);outline-offset:-2px}
.presentation-preview-recents{display:flex;justify-content:space-between;align-items:center;min-height:44px;width:100%;background:transparent;color:inherit;border:0;border-top:1px solid var(--line);padding:8px 12px;font-size:13px;text-align:left}
.presentation-nojs{font-size:13px;padding:12px}
.presentation-benefits{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px;padding:0 0 64px;border-bottom:1px solid var(--line)}
.presentation-benefits article{border-left:2px solid #577f36;padding-left:20px}
.presentation-benefits h3{font-size:20px;margin-bottom:12px}
.presentation-faq{max-width:900px;margin-inline:auto}
.presentation-faq h2{margin-bottom:28px}
.presentation-faq details{border-bottom:1px solid var(--line)}
.presentation-faq summary{cursor:pointer;font-size:17px;font-weight:600;padding:20px 4px;min-height:64px}
.presentation-faq summary:focus-visible{outline:2px solid var(--green);outline-offset:4px}
.presentation-faq details p{color:#bcb8b1;padding:0 4px 24px;font-size:16px;line-height:1.7;max-width:780px}
.presentation-final{text-align:center;padding-top:20px;padding-bottom:72px}
.presentation-final>p{color:#bcb8b1;margin:20px auto 26px;max-width:590px}
.presentation-final .button{min-height:50px}
.presentation-dialog{color:var(--text);background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:24px;width:min(900px,calc(100% - 32px));max-height:calc(100dvh - 32px);overflow:auto;overscroll-behavior:contain}
.presentation-dialog::backdrop{background:#000b}
.presentation-dialog-header{display:flex;gap:16px;align-items:center;justify-content:space-between;margin-bottom:20px}
.presentation-dialog-header h2{font-size:24px}
.presentation-dialog-header form{margin:0}
.presentation-dialog-open{overflow:hidden}
.presentation-recent-row{display:flex;flex-direction:column;gap:8px;background:var(--panel);color:var(--text);border:1px solid var(--line);border-radius:6px;width:100%;text-align:left;padding:20px;margin-top:20px}
.presentation-recent-row span{color:var(--muted);font-size:14px}
.presentation-page [hidden]{display:none!important}
@media(max-width:1100px){.presentation-page .header-inner{flex-wrap:wrap;justify-content:center;padding-block:18px;gap:12px}.presentation-page .site-header nav{flex-wrap:wrap;justify-content:center;gap:18px}.presentation-hero{gap:28px}.presentation-reader .viewer-grid{grid-template-columns:1fr}.presentation-reader .viewer-side{display:grid;grid-template-columns:1fr 1fr;gap:10px;align-items:center}.presentation-reader .move-list{grid-column:1/-1;display:flex;overflow-x:auto;overflow-y:hidden;min-height:44px;max-height:none;gap:4px}.presentation-reader .move-list>span{flex-shrink:0}.presentation-reader .move-list button{white-space:nowrap;min-height:44px}.presentation-reader .board-controls{padding:0;border:0;gap:4px}.presentation-reader .board-controls button{min-height:44px}.presentation-reader .flip-button{min-height:44px;font-size:12px}.presentation-widget{gap:32px}.presentation-steps{gap:22px}.presentation-steps li{display:block}.presentation-steps h3{margin-top:16px}}
@media(max-width:760px){.presentation-hero{grid-template-columns:1fr;padding:40px 0;gap:28px}.presentation-copy{max-width:620px}.presentation-copy h1{font-size:38px}.presentation-copy>p{font-size:17px;margin-top:20px}.presentation-reader{max-width:540px;width:100%;margin-inline:auto}.presentation-reader .viewer-grid{grid-template-columns:1fr}.presentation-widget{grid-template-columns:1fr;gap:24px}.presentation-section{padding:40px 0}.presentation-steps{grid-template-columns:1fr;gap:24px}.presentation-steps li{display:flex}.presentation-steps h3{margin-top:6px}.presentation-benefits{grid-template-columns:1fr;gap:24px;padding-bottom:40px}.presentation-club{min-height:400px}.presentation-faq summary{font-size:16px}.presentation-final{padding-top:0}.presentation-page .footer-inner{flex-wrap:wrap}.presentation-page .footer-links{justify-content:flex-start}.presentation-dialog{padding:16px}.presentation-dialog .viewer-grid{grid-template-columns:1fr}.presentation-dialog .viewer-side{display:grid;grid-template-columns:1fr 1fr;gap:8px}.presentation-dialog .move-list{grid-column:1/-1;min-height:80px;max-height:110px}.presentation-dialog .board-controls{padding-top:0;border-top:0}.presentation-dialog-header h2{font-size:20px}}
@media(max-width:650px){.presentation-page .site-header .project-link{display:block}.presentation-page .site-header nav{gap:4px 16px}.presentation-page .site-header nav>a{min-height:44px;display:flex;align-items:center}.presentation-page .site-header .button-small{min-height:44px}.presentation-copy h1{font-size:34px;letter-spacing:-.9px}.presentation-page .footer-links{gap:12px 18px}.presentation-page .footer-links>span{flex-basis:100%;max-width:none}.presentation-club-header{padding:16px;font-size:15px}.presentation-club-copy{padding:20px 16px 220px}.presentation-club-copy h3{font-size:25px}.presentation-club-copy p{max-width:210px}.presentation-club-rule{display:none}.presentation-club-copy>p:last-child{display:none}.presentation-reader .flip-button{font-size:11px}.presentation-actions .button{padding:12px 16px;font-size:14px}.presentation-dialog .flip-button{font-size:11px}.presentation-dialog .board-controls{gap:4px}}
@media(max-width:450px){.presentation-reader .board-controls,.presentation-reader .flip-button,.presentation-dialog .board-controls,.presentation-dialog .flip-button{grid-column:1/-1}.presentation-reader .board-controls button,.presentation-dialog .board-controls button{min-height:44px;min-width:44px}.presentation-dialog .flip-button{min-height:44px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.presentation-page .button{transition:none}}