:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--bg:#f8f7f6;--panel:#fff;--text:#282321;--muted:#716760;--line:#e9e2dd;--brand:#e94a16;--accent:#c43a0e;--on-accent:#fff;--soft:#fff0e9;--error:#a22f3c;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#191513;--panel:#251e1a;--text:#f4efec;--muted:#c2b1a8;--line:#493932;--brand:#e94a16;--accent:#ff8a67;--on-accent:#fff;--soft:#402820;--error:#ff929b}}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;font-size:14px;line-height:1.55}button,input,select,textarea{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}a:hover{color:var(--accent)}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--accent);outline-offset:2px}.app-shell{background:var(--panel);border-left:1px solid var(--line);border-right:1px solid var(--line);max-width:1200px;min-height:100vh;margin:0 auto}.app-header{border-bottom:1px solid var(--line);align-items:center;gap:20px;height:68px;padding:0 28px;display:flex}.brand{letter-spacing:.02em;white-space:nowrap;align-items:center;font-size:19px;font-weight:600;display:flex}.brand-mark{border-radius:7px;flex:none;width:28px;height:28px;margin-right:10px;display:block}.brand-sub{color:var(--muted);letter-spacing:0;margin-left:10px;font-size:12px;font-weight:400}.header-note{color:var(--muted);margin-left:auto;font-size:13px}.header-avatar{background:var(--persona-color,var(--accent));color:#fff;border:0;border-radius:50%;width:34px;height:34px;font-weight:600}.app-body{grid-template-columns:205px minmax(0,1fr);min-height:calc(100vh - 68px);display:grid}.sidebar{border-right:1px solid var(--line);padding:25px 16px}.side-nav{flex-direction:column;gap:5px;display:flex}.side-link{min-height:44px;color:var(--muted);border-radius:11px;align-items:center;gap:12px;padding:0 14px;display:flex}.side-link.active{color:var(--accent);background:var(--soft);font-weight:600}.compose-button,.primary-button{min-height:42px;color:var(--on-accent);background:#c43a0e;border:0;border-radius:11px;justify-content:center;align-items:center;gap:7px;padding:0 19px;font-weight:600;display:inline-flex}.compose-button:hover,.primary-button:hover{color:var(--on-accent);filter:brightness(.94)}.compose-button{width:calc(100% - 10px);margin:28px 5px}.page-main{width:100%;max-width:850px;padding:30px 36px 60px}.mobile-nav{display:none}.page-heading{justify-content:space-between;align-items:center;gap:16px;margin-bottom:18px;display:flex}h1{margin:0;font-size:26px;font-weight:600;line-height:1.3}h2{font-size:17px;font-weight:600;line-height:1.45}.section-title{margin:30px 0 12px;font-size:17px;font-weight:600}.tabs{border-bottom:1px solid var(--line);gap:24px;margin-top:12px;display:flex}.tab{color:var(--muted);white-space:nowrap;background:0 0;border:0;border-bottom:2px solid #0000;min-height:44px;padding:9px 2px 12px}.tab.active{color:var(--text);border-color:var(--brand);font-weight:600}.post-card{border-bottom:1px solid var(--line);padding:21px 0}.post-meta{color:var(--muted);flex-wrap:wrap;align-items:center;gap:8px;font-size:12px;display:flex}.persona-avatar{background:var(--persona-color,var(--accent));color:#fff;border-radius:50%;flex:none;justify-content:center;align-items:center;width:27px;height:27px;font-size:11px;font-weight:600;display:inline-flex}.persona-name{color:var(--text)}.board-link{color:var(--accent)}.post-open{display:block}.post-open h2{margin:10px 0 6px}.post-excerpt{-webkit-line-clamp:3;color:var(--muted);-webkit-box-orient:vertical;margin:0;line-height:1.65;display:-webkit-box;overflow:hidden}.post-footer{justify-content:space-between;align-items:center;gap:10px;margin-top:13px;display:flex}.tag-list,.post-stats{flex-wrap:wrap;align-items:center;gap:9px;display:flex}.tag-mark{background:var(--tag-color);color:#fff;clip-path:polygon(2% 8%,98% 0%,100% 88%,1% 100%);padding:2px 8px;font-size:12px;font-weight:600;display:inline-block}.tag-mark:hover{color:#fff;filter:brightness(.9)}.post-stats{color:var(--muted);white-space:nowrap;gap:14px;font-size:12px}.post-stats span{align-items:center;gap:4px;display:inline-flex}.empty-state{color:var(--muted);text-align:center;padding:34px 0}.notice{color:var(--muted);font-size:13px}.error{color:var(--error);margin:8px 0;font-size:13px}.field{flex-direction:column;gap:7px;margin:16px 0;display:flex}.field label{font-weight:600}.field input,.field textarea,.field select{border:1px solid var(--line);background:var(--panel);min-height:43px;color:var(--text);border-radius:9px;width:100%;padding:10px 12px}.field textarea{resize:vertical;min-height:180px}.form-actions{flex-wrap:wrap;gap:10px;margin-top:24px;display:flex}.secondary-button,.quiet-button{border:1px solid var(--line);background:var(--panel);min-height:40px;color:var(--text);border-radius:9px;justify-content:center;align-items:center;gap:7px;padding:0 13px;display:inline-flex}.quiet-button{color:var(--muted);border-color:#0000}.content-html{overflow-wrap:anywhere;line-height:1.8}.content-html a{color:var(--accent);text-decoration:underline}.content-html pre{background:var(--bg);border-radius:9px;padding:12px;overflow:auto}.content-html img{max-width:100%}.split-row{justify-content:space-between;align-items:center;gap:12px;display:flex}.board-grid{flex-wrap:wrap;justify-content:center;gap:12px;display:flex}.board-tile{border:1px solid var(--line);background:var(--panel);border-radius:13px;flex:0 calc(33.3333% - 8px);min-width:210px;padding:20px}.board-tile strong{margin-bottom:5px;font-size:16px;display:block}.board-tile span{color:var(--muted);font-size:12px}.panel-section{border-top:1px solid var(--line);padding:19px 0}.auth-layout{place-items:center;min-height:100vh;padding:20px;display:grid}.auth-card{border:1px solid var(--line);background:var(--panel);border-radius:18px;width:min(100%,420px);padding:32px}.auth-card h1{margin:12px 0 4px}.auth-card .primary-button{width:100%;margin-top:9px}.auth-switch{text-align:center;color:var(--muted);margin-top:22px}.auth-switch a{color:var(--accent)}@media (width<=700px){.app-shell{border:0}.app-header{height:58px;padding:0 18px}.header-note,.sidebar{display:none}.header-avatar{margin-left:auto}.app-body{min-height:calc(100vh - 120px);display:block}.page-main{padding:22px 18px 90px}.mobile-nav{min-height:62px;padding-bottom:env(safe-area-inset-bottom);border-top:1px solid var(--line);background:var(--panel);z-index:10;justify-content:space-around;align-items:center;display:flex;position:fixed;bottom:0;left:0;right:0}.mobile-nav a{min-width:48px;min-height:48px;color:var(--muted);flex-direction:column;justify-content:center;align-items:center;gap:1px;font-size:11px;display:flex}.mobile-nav a.active{color:var(--accent)}.mobile-nav .mobile-compose{width:44px;min-width:44px;height:44px;min-height:44px;color:var(--on-accent);background:#c43a0e;border-radius:50%}h1{font-size:23px}.board-tile{flex:100%;min-width:0}.post-footer{flex-direction:column;align-items:flex-start}}