:root{--paper:#f5f0e4;--paper-deep:#efe8d6;--panel:#fdfbf4;--card:#fffdf7;--ink:#28231a;--ink-2:#5d564a;--muted:#9a917c;--line:#e2d9c4;--accent:#bc5a2e;--accent-soft:#bc5a2e24;--edge:#6d6353;--r-s:4px;--r-m:8px;--r-l:12px;--shadow-1:0 1px 3px #3a301e1a;--shadow-2:0 1px 3px #3a301e1a,0 10px 28px #3a301e1a;--serif:"Source Han Serif SC","Source Han Serif CN","Source Han Serif","Noto Serif CJK SC","Noto Serif SC","Songti SC","STSong","SimSun",ui-serif,serif;--sans:var(--serif);--line-h:32px}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%}body{background:var(--paper);color:var(--ink);font-family:var(--serif);-webkit-font-smoothing:antialiased}::selection{color:#f5f0e4;background-color:#bc5a2e}.login-page{display:flex;flex-direction:column;justify-content:center;align-items: center;gap:26px;min-height:100%;padding:40px 16px}.login-logo{letter-spacing:-.012em;animation:fadeDown .5s cubic-bezier(.16,1,.3,1);font-size:34px;font-style:italic}.login-logo small{display:block;color:var(--muted);text-align:center;letter-spacing:.14em;margin-top:8px;font-size:12px;font-style:normal}@keyframes fadeDown{0%{opacity:0;transform:translateY(-14px)}to{opacity:1;transform:translateY(0)}}.login-card{animation:fadeUp .5s cubic-bezier(.16,1,.3,1)60ms backwards}@keyframes fadeUp{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}.skeleton-card{background:var(--panel);border:1px solid var(--line);display:flex;border-radius:12px;flex-direction:column;align-items: center;gap:16px;width:400px;max-width:calc(100vw - 32px);min-height:420px;padding:44px 36px;box-shadow:0 1px 3px #3a301e1a,0 10px 28px #3a301e1a}.sk-dot{background:var(--accent);animation:skBreath 1.4s ease-in-out infinite;border-radius:50%;width:14px;height:14px;margin-bottom:10px}@keyframes skBreath{0%,to{transform:scale(1);box-shadow:0 0 #bc5a2e59;opacity:.9}50%{transform:scale(1.25);box-shadow:0 0 0 12px #bc5a2e00;opacity:1}}.sk-line,.sk-btn{display:block;background:linear-gradient(100deg,var(--paper-deep)40%,#f7f1e2 50%,var(--paper-deep)60%);animation:skShimmer 1.6s linear infinite;background-size:200% 100%;border-radius:999px}.sk-line{height:11px}.sk-line.w40{width:40%}.sk-line.w60{width:60%}.sk-line.w80{width:80%}.sk-btn{border-radius:9px;width:100%;height:38px}@keyframes skShimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.login-foot{color:var(--muted);font-size:12px}.login-foot a{color:var(--ink-2);text-decoration:none;border-bottom:1px solid var(--line)}.login-foot a:hover{color:var(--accent);border-color:var(--accent)}.setup-hint{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-l);box-shadow:var(--shadow-1);color:var(--ink-2);max-width:420px;padding:18px 20px;font-size:13.5px;line-height:1.9}.setup-hint code{background:var(--paper-deep);border-radius:4px;padding:1px 6px;font-size:12.5px}