:root{font-family:-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Malgun Gothic",sans-serif;color:#222b28;background:#fafbf9;font-synthesis:none;--green:#175b43;--line:#dde4dd;--muted:#626e67}*{box-sizing:border-box}body{margin:0;line-height:1.7;word-break:keep-all}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}button,input,textarea{font:inherit}button{min-height:44px;padding:10px 18px;background:white;border:1px solid var(--line);border-radius:12px;color:#34473b;cursor:pointer}button:hover{background:#eef3ec}button:disabled{cursor:not-allowed;opacity:.55}.primary{background:var(--green);color:white;border-color:var(--green)}.primary:hover{background:#20694e}h1,h2,h3,p{margin:0}h2{font-size:21px;letter-spacing:-.03em}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #3c8764;outline-offset:3px}[hidden]{display:none!important}.skip{position:fixed;top:-80px;left:15px;background:white;padding:12px;z-index:50}.skip:focus{top:10px}header{max-width:1160px;padding:20px 30px;margin:auto;display:flex;justify-content:space-between;align-items:center;gap:20px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:9px}.brand strong{font-size:20px}.brand img{border-radius:8px}nav{display:flex;gap:24px;font-size:14px}nav [aria-current]{color:var(--green);font-weight:700}main{max-width:900px;padding:0 30px 70px;margin:auto}.intro{padding:65px 0 35px}.eyebrow{color:var(--green);font-size:14px;font-weight:600}h1{font-size:clamp(32px,5vw,54px);letter-spacing:-.06em;line-height:1.3;margin:12px 0 18px}.intro>p:last-child{color:var(--muted)}.notice{border:1px solid #d8e3d2;border-radius:18px;background:#eef3e9;padding:22px 25px;font-size:14px}.notice p{color:#56664f;margin:8px 0}.notice summary{cursor:pointer;text-decoration:underline;text-underline-offset:4px;font-size:13px}.notice details{margin-top:12px}.toolbar{display:flex;justify-content:space-between;gap:15px;align-items:center;padding:35px 0 18px}.toolbar>div{display:flex;gap:8px}#status{font-size:14px;color:var(--muted);margin-bottom:10px}.empty{text-align:center;padding:55px 20px;background:white;border:1px dashed var(--line);border-radius:18px;color:var(--muted)}.post{background:white;border:1px solid var(--line);border-radius:18px;padding:24px;margin-bottom:14px;overflow-wrap:anywhere}.post h3{font-size:20px;letter-spacing:-.03em}.meta{font-size:12px;color:var(--muted);margin:5px 0 18px}.post-body{white-space:pre-wrap;word-break:normal;overflow-wrap:anywhere;font-size:15px}.post-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}.post-actions button{font-size:12px;padding:8px 13px}.compose,.receipt{background:white;border:1px solid var(--line);border-radius:20px;padding:28px;margin-top:25px;scroll-margin-top:20px}.hint,.receipt p{font-size:13px;color:var(--muted);margin:10px 0 16px}label:not(.check){display:block;font-size:14px;font-weight:600;margin:17px 0 6px}input:not([type=checkbox]),textarea{width:100%;padding:12px;border:1px solid #bac9bd;border-radius:10px;min-width:0;background:#fff;color:#222b28}textarea{resize:vertical;min-height:140px}.check{display:flex;align-items:flex-start;gap:10px;font-size:13px;margin:18px 0}.check input{width:18px;height:18px;flex:none;margin-top:3px;accent-color:var(--green)}.trap{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.challenge{min-height:68px;margin-top:18px}.form-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}[role=alert]{font-size:14px;color:#973c2c;margin-top:12px}#more{display:block;margin:24px auto}.receipt input{font-family:ui-monospace,monospace;font-size:12px}.receipt button{margin-top:20px}dialog{width:min(520px,calc(100% - 24px));border:1px solid var(--line);border-radius:20px;padding:26px;color:#222b28;max-height:90dvh;overflow:auto}dialog::backdrop{background:#152a2066}dialog p{color:var(--muted);font-size:14px;margin-top:12px}footer{max-width:1160px;margin:auto;border-top:1px solid var(--line);padding:25px 30px;display:flex;gap:25px;color:var(--muted);font-size:12px;flex-wrap:wrap}@media(max-width:600px){header{padding:15px 18px;flex-wrap:wrap;gap:15px}nav{width:100%;justify-content:space-between;gap:10px;font-size:13px}main{padding:0 16px 45px}.intro{padding-top:40px}.notice{padding:18px}.toolbar{align-items:flex-start;flex-wrap:wrap}.post{padding:20px}.compose,.receipt{padding:20px}.toolbar button{padding:9px 13px}.challenge{overflow:hidden}.post h3{font-size:18px}footer{padding:22px 18px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
:root{color-scheme:light}
/* Appearance only: shared homepage theme state; post text and passwords never enter storage. */
html[data-home-theme=dark] .site-header{color:var(--ink)}
html[data-home-theme=dark] :is(.post,.empty,.compose,.receipt,dialog,button,input:not([type=checkbox]),textarea,.skip){background:var(--home-surface);color:var(--ink);border-color:var(--line)}
html[data-home-theme=dark] :is(.notice,button:hover){background:var(--home-soft);border-color:var(--line)}
html[data-home-theme=dark] .notice p{color:var(--muted)}
html[data-home-theme=dark] :is(.primary,.site-header .nav-download){background:#2b7454;border-color:#2b7454;color:white}
html[data-home-theme=dark] :is(.primary:hover,.site-header .nav-download:hover){background:#358664;color:white}
html[data-home-theme=dark] .site-header a:hover{color:var(--green)}
html[data-home-theme=dark] [role=alert]{color:#ffb5a6}
html[data-home-theme=dark] dialog::backdrop{background:#050d09b0}
/* Match the marketing header without applying marketing styles to board forms. */
.site-header{position:sticky;top:0;z-index:10;max-width:none;padding:0;margin:0;display:block;background:rgba(255,255,255,.88);border-bottom:1px solid #e9e9ed;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);color:#1d1d1f;line-height:1.6}
.site-header .nav-inner{max-width:1160px;min-height:68px;padding:0 32px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:24px}
.site-header .brand{display:inline-flex;align-items:center;gap:9px;white-space:nowrap}
.site-header .brand img{display:block;border-radius:9px}
.site-header .brand strong{font-size:19px;letter-spacing:-.045em}
.site-header .nav-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12px;color:#55555b;min-width:0}
.site-header .nav-update{font-size:12px;font-weight:600;white-space:nowrap;padding:6px;min-height:44px;display:inline-flex;align-items:center}
.site-header .nav-update[aria-current=page]{color:var(--green)}
.site-header .nav-download{display:inline-flex;align-items:center;justify-content:center;background:var(--green);color:#fff;border-radius:99px;padding:9px 17px;font-size:12px;font-weight:600;white-space:nowrap;min-height:44px}
.site-header a:hover{color:var(--green);text-decoration:none}
.site-header .nav-download:hover{background:#1f7151;color:white}
.site-header a:focus-visible{outline:3px solid #268353;outline-offset:3px}
@media(max-width:1100px){.site-header .nav-inner{padding-top:10px;padding-bottom:10px;flex-wrap:wrap}}
@media(max-width:680px){.site-header .nav-inner{padding-left:18px;padding-right:18px;gap:6px}.site-header .brand{gap:7px}.site-header .brand img{width:28px;height:28px}.site-header .brand strong{font-size:17px}.site-header .nav-actions{width:100%;justify-content:flex-start;gap:7px}.site-header .nav-update{font-size:11px;padding:4px}.site-header .nav-download{font-size:11px;padding:8px 12px}}