:root{--text:#4b5563;--text-h:#0b0a10;--bg:#fff;--panel:#fff;--border:#e5e4e7;--muted:#8a8894;--accent:#7c3aed;--accent-hover:#6d28d9;--accent-contrast:#fff;--error-bg:#fdecec;--error-text:#b42318;--success-bg:#e9f7ef;--success-text:#1a7f45;--info-bg:#eef2ff;--info-text:#3730a3;--shadow:#100f140f 0 1px 2px, #100f140a 0 4px 12px;--radius:10px;--sans:system-ui, "Segoe UI", Roboto, sans-serif;font:16px/1.5 var(--sans);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;--text:#b7bcc6;--text-h:#f4f5f7;--bg:#121317;--panel:#191a20;--border:#2b2d36;--muted:#868a95;--accent:#a78bfa;--accent-hover:#8b5cf6;--accent-contrast:#14121a;--error-bg:#3a1d1d;--error-text:#f4a5a0;--success-bg:#14301f;--success-text:#86e0aa;--info-bg:#1e2140;--info-text:#b6bdf6;--shadow:#0006 0 1px 2px, #0000004d 0 4px 12px}}*{box-sizing:border-box}body{margin:0}h1{color:var(--text-h);margin:0 0 .5rem;font-size:1.6rem}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.app{flex-direction:column;min-height:100svh;display:flex}.nav{border-bottom:1px solid var(--border);background:var(--bg);z-index:10;justify-content:space-between;align-items:center;gap:1rem;padding:.9rem 1.25rem;display:flex;position:sticky;top:0}.brand{color:var(--text-h);font-size:1.15rem;font-weight:700}.brand:hover{text-decoration:none}.nav-links{align-items:center;gap:1rem;display:flex}.content{flex:1;width:100%;max-width:720px;margin:0 auto;padding:1.75rem 1.25rem 4rem}.stack{flex-direction:column;gap:1rem;display:flex}.row-between{justify-content:space-between;align-items:center;gap:1rem;display:flex}.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.5rem}.card.narrow{flex-direction:column;gap:1rem;max-width:420px;margin:1.5rem auto;display:flex}.muted{color:var(--muted)}.small{font-size:.85rem}.center-text,.center{text-align:center}.error-text{color:var(--error-text)}.form{flex-direction:column;gap:1rem;display:flex}.field{flex-direction:column;gap:.35rem;display:flex}.field>span{color:var(--text-h);font-size:.9rem;font-weight:600}input,textarea{font:inherit;color:var(--text-h);background:var(--bg);border:1px solid var(--border);border-radius:8px;width:100%;padding:.6rem .7rem}input:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent);outline:none}textarea{resize:vertical}.btn{background:var(--accent);color:var(--accent-contrast);font:inherit;cursor:pointer;border:none;border-radius:8px;justify-content:center;align-self:flex-start;align-items:center;padding:.55rem 1rem;font-weight:600;display:inline-flex}.btn:hover{background:var(--accent-hover);text-decoration:none}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-link{color:var(--accent);font:inherit;cursor:pointer;background:0 0;border:none;padding:0}.btn-link:hover{text-decoration:underline}.alert{border-radius:8px;padding:.7rem .85rem;font-size:.92rem}.alert-error{background:var(--error-bg);color:var(--error-text)}.alert-success{background:var(--success-bg);color:var(--success-text)}.alert-info{background:var(--info-bg);color:var(--info-text)}.topic-list,.post-list{flex-direction:column;gap:.75rem;margin:0;padding:0;list-style:none;display:flex}.topic-item{border:1px solid var(--border);border-radius:var(--radius);background:var(--panel);padding:.9rem 1rem}.topic-title{color:var(--text-h);font-size:1.05rem;font-weight:600}.post{border:1px solid var(--border);border-radius:var(--radius);background:var(--panel);padding:.9rem 1rem}.post-body{color:var(--text-h);white-space:pre-wrap;word-break:break-word;margin-top:.35rem}.landing-boot{background:#05070c;position:fixed;inset:0}.avatar{border-radius:50%;display:block}.google-btn{justify-content:center;margin-top:.5rem;display:flex}