:root{--bg:#fafafa;--panel:#fff;--border:#e5e5e5;--accent:#dc2626;--accent-muted:#fef2f2;--primary:#dc2626;--secondary:#1a1a1a;--text:#1a1a1a;--muted:#737373;--shadow:0 10px 30px #0f172a14;font-family:var(--font-noto-sans-sc),var(--font-noto-sans-jp),"Hiragino Sans","PingFang SC","Microsoft YaHei","Yu Gothic","SimHei",sans-serif;color:var(--text);background:var(--bg)}*,:before,:after{box-sizing:border-box}body{background:var(--bg);min-height:100vh;margin:0}img{max-width:100%;height:auto}input,select,button{font:inherit}.muted{color:var(--muted);margin:0}.loading-container{flex-direction:column;justify-content:center;align-items:center;gap:1rem;padding:3rem 2rem;display:flex}.loading-spinner{border:3px solid var(--accent-muted);border-top-color:var(--accent);border-radius:50%;width:40px;height:40px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}