:root{--font-sans:"Varela", -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", Helvetica, Arial, sans-serif;--font-mono:"JetBrains Mono", ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;--color-primary:#0f766e;--color-primary-hover:#115e59;--color-primary-light:#f0fdfa;--color-primary-border:#99f6e4;--color-danger:#cf222e;--color-danger-hover:#a40e26;--color-danger-light:#ffebe9;--color-danger-border:#ff8182;--color-success:#1a7f37;--color-success-light:#dafbe1;--color-success-border:#4ac26b;--color-bg:#f6f8fa;--color-card:#fff;--color-card-dark:#1f2328;--color-text-main:#1f2328;--color-text-muted:#656d76;--color-text-light:#8c959f;--color-border:#d0d7de;--color-border-subtle:#ebeff4;--radius-xs:2px;--radius-sm:4px;--radius-md:6px;--radius-lg:6px;--radius-xl:6px;--radius-full:4px;--shadow-sm:0 1px 0 #1f23280a;--shadow-md:0 1px 3px #1f23281f, 0 1px 2px #1f23280f;--shadow-btn:0 1px 0 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var(--color-border);width:28px;height:28px}.brand-badge{font-family:var(--font-mono);background:var(--color-primary-light);color:var(--color-primary);border-radius:var(--radius-sm);border:1px solid var(--color-primary-border);padding:2px 6px;font-size:.7rem;font-weight:600}.nav-links{align-items:center;gap:12px;display:flex}.nav-link{color:var(--color-text-muted);border-radius:var(--radius-md);padding:6px 10px;font-size:.875rem;font-weight:600;transition:all .15s}.nav-link:hover{color:var(--color-text-main);background:var(--color-bg)}.nav-link.active{color:var(--color-primary);background:var(--color-primary-light)}.site-footer{border-top:1px solid var(--color-border);background:#fff;margin-top:auto;padding:24px 20px}.footer-inner{max-width:980px;margin:0 auto}.footer-main{border-bottom:1px solid var(--color-border-subtle);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;padding-bottom:16px;display:flex}.footer-brand{align-items:center;gap:8px;font-size:.9rem;display:flex}.footer-nav{flex-wrap:wrap;align-items:center;gap:16px;display:flex}.footer-nav a{color:var(--color-text-muted);font-size:.825rem;transition:color .15s}.footer-nav a:hover{color:var(--color-primary);text-decoration:underline}.footer-bottom{color:var(--color-text-light);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding-top:14px;font-size:.75rem;display:flex}.card{background:var(--color-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);margin-bottom:16px;padding:20px}.card-title{color:var(--color-text-main);align-items:center;gap:8px;margin-bottom:4px;font-size:1.1rem;font-weight:700;display:flex}.card-subtitle{color:var(--color-text-muted);margin-bottom:16px;font-size:.85rem}.alert-box{border-radius:var(--radius-md);align-items:flex-start;gap:10px;margin-bottom:16px;padding:12px 14px;font-size:.85rem;line-height:1.5;display:flex}.alert-danger{background:var(--color-danger-light);border:1px solid var(--color-danger-border);color:#991b1b}.alert-success{background:var(--color-success-light);border:1px solid var(--color-success-border);color:#065f46}.alert-info{background:var(--color-primary-light);border:1px solid var(--color-primary-border);color:var(--color-primary)}.btn{border-radius:var(--radius-md);cursor:pointer;box-shadow:var(--shadow-btn);border:1px solid #0000;justify-content:center;align-items:center;gap:6px;padding:7px 14px;font-family:inherit;font-size:.875rem;font-weight:600;transition:all .15s;display:inline-flex}.btn-primary{background:var(--color-primary);color:#fff;border-color:#1f232826}.btn-primary:hover:not(:disabled){background:var(--color-primary-hover)}.btn-danger{background:var(--color-danger);color:#fff;border-color:#1f232826}.btn-danger:hover:not(:disabled){background:var(--color-danger-hover)}.btn-outline{border-color:var(--color-border);color:var(--color-text-main);background:#f6f8fa}.btn-outline:hover:not(:disabled){background:#eff2f5;border-color:#afb8c1}.btn-google{color:#1f2328;border:1px solid var(--color-border);background:#fff}.btn-google:hover:not(:disabled){background:#f6f8fa;border-color:#afb8c1}.btn:disabled{opacity:.6;cursor:not-allowed}.form-group{margin-bottom:14px}.form-label{color:var(--color-text-main);margin-bottom:5px;font-size:.825rem;font-weight:600;display:block}.form-input,.form-textarea{border:1px solid var(--color-border);border-radius:var(--radius-md);width:100%;color:var(--color-text-main);background:#fff;padding:8px 12px;font-family:inherit;font-size:.875rem;transition:border-color .15s,box-shadow .15s}.form-input:focus,.form-textarea:focus{border-color:var(--color-primary);outline:none;box-shadow:0 0 0 3px #0f766e26}.user-card{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-md);align-items:center;gap:12px;margin-bottom:16px;padding:12px;display:flex}.user-avatar{border-radius:var(--radius-sm);background:var(--color-primary);color:#fff;border:1px solid var(--color-border);flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;font-size:1rem;font-weight:700;display:flex;overflow:hidden}.user-avatar img{object-fit:cover;width:100%;height:100%}.user-meta h3{color:var(--color-text-main);font-size:.9rem;font-weight:700}.user-meta p{color:var(--color-text-muted);font-size:.8rem}.user-meta 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var(--color-border);border-radius:var(--radius-xs);color:var(--color-primary);padding:2px 5px;font-size:.8rem}.tag-badge{font-family:var(--font-mono);border-radius:var(--radius-sm);background:var(--color-bg);border:1px solid var(--color-border);color:var(--color-text-main);align-items:center;gap:5px;padding:3px 8px;font-size:.75rem;font-weight:600;display:inline-flex}.tag-teal{background:var(--color-primary-light);color:var(--color-primary);border:1px solid var(--color-primary-border)}.animate-spin{animation:1s linear infinite spin}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (width<=768px){.nav-links{gap:6px}.nav-link{padding:5px 8px;font-size:.8rem}.policy-doc{padding:18px 14px}.card{padding:16px 14px}}