:root{color-scheme:light dark;--bg:#fafaf9;--fg:#1c1917;--muted:#78716c;--card:#ffffff;--border:#e7e5e4;--accent:#4f46e5;--danger-bg:#fef2f2;--danger-fg:#991b1b}@media (prefers-color-scheme:dark){:root{--bg:#0c0a09;--fg:#f5f5f4;--muted:#a8a29e;--card:#1c1917;--border:#292524;--accent:#818cf8;--danger-bg:#450a0a;--danger-fg:#fecaca}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.6 system-ui,-apple-system,Segoe UI,sans-serif}main{padding:32px 20px 80px}.site-header,main{max-width:720px;margin:0 auto}.site-header{padding:16px 20px 0;align-items:center;justify-content:space-between}.brand-nav,.site-header{display:flex;gap:16px}.brand-link{color:var(--accent);font-size:.9rem}.brand,.brand-link{text-decoration:none}.brand{display:inline-flex;align-items:center;gap:10px;color:var(--fg)}.brand-logo{width:32px;height:32px;border-radius:8px;display:block}.brand-name{font-weight:700;letter-spacing:.08em}.hero{display:flex;align-items:center;gap:28px;margin-bottom:8px}.hero-logo{width:200px;height:200px;flex:none;border-radius:24px;display:block}.hero-text{min-width:0}@media (max-width:600px){.hero{flex-direction:column;text-align:center;gap:16px}.hero-logo{width:160px;height:160px}}h1{font-size:2rem;line-height:1.2;margin:0 0 12px}p{margin:0 0 16px}.muted{color:var(--muted)}.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:20px 24px;margin:24px 0}.button{display:inline-block;cursor:pointer;border:0;border-radius:8px;background:var(--accent);color:#fff;padding:10px 18px;font:inherit;font-weight:600;text-decoration:none}.button:disabled{opacity:.6;cursor:wait}.button.secondary{background:transparent;color:var(--fg);border:1px solid var(--border)}.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.alert{background:var(--danger-bg);color:var(--danger-fg);border-radius:8px;padding:12px 16px;margin:16px 0}.brief h1{font-size:1.5rem}.brief h2{font-size:1.1rem;margin-top:1.5em}.brief a{color:var(--accent);word-break:break-all}.footer{margin-top:40px;font-size:.875rem}.section-title{font-size:1.25rem;margin:0 0 12px}.divider{border:0;border-top:1px solid var(--border);margin:40px 0 28px}.small{font-size:.875rem}.input{flex:1 1 220px;min-width:0;padding:10px 12px;font:inherit;color:var(--fg);background:var(--card);border:1px solid var(--border);border-radius:8px}.input:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.toggle{display:inline-flex;border:1px solid var(--border);border-radius:8px;overflow:hidden}.toggle-option{cursor:pointer;border:0;background:transparent;color:var(--fg);padding:10px 14px;font:inherit}.toggle-option.active{background:var(--accent);color:#fff;font-weight:600}.toggle-option:disabled{opacity:.5;cursor:not-allowed}.meta{justify-content:space-between;margin:16px 0 8px}.profile{margin:16px 0;padding:14px 18px}.posts{list-style:none;margin:8px 0 0;padding:0}.post{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:14px 18px;margin:0 0 12px}.post-text{margin:6px 0 8px;white-space:pre-wrap;overflow-wrap:anywhere}.post-foot{display:flex;gap:16px;flex-wrap:wrap}.post-foot a{color:var(--accent);margin-left:auto}