:root{color-scheme:light;--paper:#faf9f7;--ink:#221e1b;--muted:#706d69;--accent:#8f4d39;--line:#d8d1c7;font:16px/1.6 system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper)}*{box-sizing:border-box}body{margin:0}[hidden]{display:none!important}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:wait;opacity:.65}:focus-visible{outline:3px solid var(--accent);outline-offset:4px}.auth-layout{min-height:100svh;display:grid;grid-template-columns:46.1% 53.9%}.brand-panel{position:relative;min-height:100svh;padding:44px 8.6%;background:#f5f3ef url('/auth-paper.png') center/cover no-repeat}.brand{display:flex;align-items:flex-start;gap:14px;color:var(--ink);white-space:nowrap}.brand:hover{text-decoration:none}.brand-mark{display:grid;place-items:center;flex:none;width:46px;height:46px;border-radius:10px;background:var(--accent);color:#fff}.brand strong{font:700 32px/1.1 "Songti SC","Noto Serif CJK SC",serif}.brand small{display:block;color:var(--muted);font-size:17px;margin-top:8px}.brand-panel h1{position:absolute;top:37.4%;left:16%;margin:0;font:600 clamp(38px,4.25vw,66px)/1.3 "Songti SC","Noto Serif CJK SC",serif;letter-spacing:.02em}.auth-panel{display:flex;align-items:center;justify-content:center;padding:64px 7% 64px 10%}.auth-content{width:100%;max-width:486px}h2{font:700 48px/1.25 "Songti SC","Noto Serif CJK SC",serif;margin:0 0 10px}.intro{font-size:21px;color:var(--muted);margin:0 0 38px}label{display:block;font-weight:600;margin:0 0 9px}input{display:block;width:100%;height:58px;border:1px solid var(--line);border-radius:10px;background:#fff;padding:14px 20px;color:var(--ink);font-weight:400}input::placeholder{color:#85817c}label input{margin-top:9px}#login-identifier{margin-bottom:32px}.password-field{position:relative}.password-field input{padding-right:60px}.password-field button{position:absolute;right:4px;top:5px;width:48px;height:48px;border:0;background:transparent;color:var(--muted);display:grid;place-items:center;border-radius:7px}.password-field button:hover{background:#f0ede7}.forgot{text-align:right;margin:12px 0 34px;font-weight:600}.primary{width:100%;min-height:60px;background:var(--accent);color:#fff;border:0;border-radius:9px;font-weight:600;letter-spacing:.12em;font-size:19px;padding:14px 20px}.primary:hover:not(:disabled){background:#6f3627}#signup-phone-number{margin-bottom:32px}.code-row{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center;margin-bottom:32px}.code-row input{margin:0}.secondary{white-space:nowrap;height:58px;padding:0 18px;background:#fff;color:var(--accent);border:1px solid var(--accent);border-radius:9px;font-weight:600}.secondary:hover:not(:disabled){background:#f5efe9}@media(max-width:480px){.code-row{grid-template-columns:1fr}}.switch{text-align:center;margin:40px 0 10px}.switch a{font-weight:600}.hint{margin:0;text-align:center;color:var(--muted);font-size:14px}.help{color:var(--muted);font-size:15px;margin:14px 0 30px}.separated{margin-top:30px}#status:empty{display:none}#status{padding:14px 16px;border:1px solid var(--line);border-radius:8px;margin:24px 0 0;overflow-wrap:anywhere}#session-actions{text-align:center;margin-top:24px}#logout{margin-top:24px;border:0;background:none;color:var(--accent)}h2:focus{outline:none}@media(max-width:760px){.auth-layout{display:block}.brand-panel{min-height:0;padding:28px 24px 32px}.brand strong{font-size:28px}.brand small{font-size:14px}.brand-mark{width:40px;height:40px}.brand-panel h1{position:static;margin:34px 0 0;font-size:34px;line-height:1.35}.auth-panel{padding:36px 24px 48px;align-items:flex-start}.auth-content{max-width:486px}h2{font-size:34px}.intro{font-size:17px;margin-bottom:28px}.switch{margin-top:28px}}