:root{--blue:#2878d8;--blue-dark:#16549f;--orange:#f28a25;--ink:#1f2937;--muted:#667085;--line:#dfe8f2;--bg:#f7fbff;--white:#fff;--green:#1f9d6b;--pink:#c84c7e}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Noto Sans JP","Yu Gothic",Meiryo,sans-serif;line-height:1.7}.wrap{width:min(920px,calc(100% - 32px));margin:auto}.site-head{position:sticky;top:0;background:#fff;border-bottom:1px solid var(--line);z-index:5}.head-inner{height:62px;display:flex;align-items:center;justify-content:space-between}.logo{font-weight:900;color:var(--blue-dark);text-decoration:none;font-size:1.2rem}.head-link{font-size:.88rem;color:var(--blue);font-weight:800;text-decoration:none}.hero{padding:34px 0 18px}.hero h1,.panel h1{margin:6px 0 8px;line-height:1.35}.hero p,.muted{color:var(--muted)}.panel{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;margin:18px 0;box-shadow:0 8px 24px rgba(30,80,130,.08)}.pill{display:inline-flex;border-radius:999px;padding:4px 10px;font-size:.74rem;font-weight:900;background:#e8f7f0;color:#14704c}.pill.pending{background:#fff4e8;color:#a3510b}.pill.danger{background:#fff0f0;color:#b42318}.grid{display:grid;gap:12px}.actions{display:grid;gap:10px;margin-top:18px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;border:0;border-radius:999px;padding:10px 18px;background:var(--orange);color:#fff;text-decoration:none;font:inherit;font-weight:900;cursor:pointer}.btn.secondary{background:#fff;color:var(--blue);border:1px solid var(--blue)}.btn.blue{background:var(--blue)}.btn:disabled{opacity:.45;cursor:not-allowed}.form-row{display:grid;gap:6px;margin:0 0 16px}.form-row label{font-weight:800}.form-row input,.form-row select,.form-row textarea{width:100%;padding:11px 12px;border:1px solid #cfd9e5;border-radius:12px;background:#fff;font:inherit}.form-row textarea{min-height:150px;resize:vertical}.thread-list{display:grid;gap:12px}.thread-card{display:block;background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px;text-decoration:none;color:inherit}.thread-card:hover{border-color:#aac7e8}.thread-meta{display:flex;flex-wrap:wrap;gap:6px 12px;color:var(--muted);font-size:.78rem}.thread-card h2{font-size:1.05rem;margin:5px 0}.category{color:var(--blue-dark);font-weight:900}.post-body{white-space:pre-wrap;overflow-wrap:anywhere}.reply{border-top:1px solid var(--line);padding:16px 0}.reply:first-child{border-top:0}.reply-head{font-size:.8rem;color:var(--muted);margin-bottom:5px}.reply-head b{color:var(--blue-dark)}.notice{padding:12px 14px;border-radius:12px;background:#eef7ff;color:#36536f;font-size:.88rem}.notice.pending{background:#fff4e8;color:#8a5712}.footer{text-align:center;color:var(--muted);font-size:.76rem;padding:34px 16px}.empty{text-align:center;padding:28px 12px;color:var(--muted)}
@media(min-width:700px){.actions{display:flex}.actions .btn{min-width:180px}.panel{padding:28px}.hero{padding-top:50px}}
.head-nav{display:flex;align-items:center;gap:14px}.head-link.logout{color:var(--muted)}.auth-panel{max-width:560px;margin-left:auto;margin-right:auto}.auth-help{margin-top:24px;padding-top:18px;border-top:1px solid var(--line);font-size:.9rem;color:var(--muted)}.auth-help p{margin:7px 0}.auth-help a{color:var(--blue);font-weight:800}.login-setup{border-color:#bfd8f2;background:#f8fbff}.login-setup h2{margin-top:0;font-size:1.12rem}.notice.success{background:#e8f7f0;color:#14704c}.small-text{font-size:.78rem;margin:2px 0 0}
@media(max-width:520px){.head-nav{gap:9px}.head-link{font-size:.78rem}}