:root{--bg:#f6f7f9;--surface:#fff;--text:#1f2430;--muted:#6b7280;--border:#e5e7eb;--primary:#4f46e5;--primary-hover:#4338ca;--danger:#dc2626;--kakao:#fee500;--kakao-text:#191600;--error:#dc2626;--success:#047857;color:var(--text);background:var(--bg);font-family:system-ui,Apple SD Gothic Neo,Malgun Gothic,sans-serif;line-height:1.5}*{box-sizing:border-box}body{margin:0}h1{margin:0;font-size:1.6rem}h2{margin:0;font-size:1.15rem}.layout{min-height:100vh}.topbar{border-bottom:1px solid var(--border);background:var(--surface);align-items:center;padding:14px 20px;display:flex}.brand{color:var(--text);font-weight:700;text-decoration:none}.content,.single{max-width:720px;margin:0 auto;padding:28px 20px 60px}.single{max-width:560px}.stack{flex-direction:column;gap:16px;display:flex}.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:20px}.hero{text-align:center;flex-direction:column;align-items:center;gap:16px;display:flex}.row-between{justify-content:space-between;align-items:center;gap:12px;display:flex}.list{flex-direction:column;gap:12px;margin:0;padding:0;list-style:none;display:flex}.repo-item{justify-content:space-between;align-items:center;gap:12px;display:flex}.repo-main{min-width:0}.repo-title{color:var(--text);font-size:1.05rem;font-weight:600;text-decoration:none}.repo-title:hover{color:var(--primary)}.repo-actions{flex-shrink:0;gap:8px;display:flex}.feedback-content{white-space:pre-wrap;word-break:break-word;margin:0 0 10px}.feedback.unread{border-left:4px solid var(--primary)}.feedback.read{opacity:.72}.input{border:1px solid var(--border);width:100%;font:inherit;background:var(--surface);color:var(--text);border-radius:8px;padding:10px 12px}.input:focus{outline:2px solid var(--primary);outline-offset:-1px}.btn{font:inherit;cursor:pointer;border:1px solid #0000;border-radius:8px;justify-content:center;align-items:center;padding:10px 16px;font-weight:600;text-decoration:none;display:inline-flex}.btn:disabled{opacity:.6;cursor:not-allowed}.btn.small{padding:6px 10px;font-size:.85rem}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-ghost{border-color:var(--border);color:var(--text);background:0 0}.btn-ghost:hover{background:var(--bg)}.btn-danger{border-color:var(--danger);color:var(--danger);background:0 0}.btn-danger:hover{background:#dc262614}.btn-kakao{background:var(--kakao);color:var(--kakao-text);padding:12px 22px}.btn-kakao:hover{filter:brightness(.96)}.muted{color:var(--muted)}.small{font-size:.85rem}.error{color:var(--error);margin:0}.success{color:var(--success);margin:0;font-weight:600}