:root{color-scheme:light;--ink:#233a32;--muted:#68796f;--green:#245a44;--line:#dfe5df;--paper:#f5f6f0;--white:#fff;--accent:#d8e2a8;font-family:Inter,"Microsoft YaHei","PingFang SC",sans-serif}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--paper);line-height:1.6}.site-header{max-width:1280px;margin:auto;min-height:108px;padding:28px 52px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:13px;text-decoration:none;color:var(--ink);font-size:21px;font-weight:700;letter-spacing:.04em}.brand-mark{background:var(--green);color:white;display:grid;place-items:center;width:44px;height:44px;border-radius:13px;font-size:23px}.brand small{display:block;font-size:11px;font-weight:400;color:var(--muted);letter-spacing:.07em}.header-caption{font-size:12px;color:var(--muted)}main{max-width:1280px;margin:auto}.login-layout{display:grid;grid-template-columns:1.2fr 1fr;gap:78px;padding:65px 80px 90px;align-items:center}.eyebrow{display:inline-block;font-size:12px;letter-spacing:.12em;color:var(--green);font-weight:600;margin-bottom:18px}.intro h1{font-size:36px;line-height:1.6;letter-spacing:-.04em;margin:0 0 22px;font-weight:600}.intro-copy{font-size:14px;line-height:2;color:var(--muted)}.principles{margin-top:48px;display:grid;gap:23px}.principles>div{display:flex;gap:18px;align-items:center}.principle-number{font-size:11px;border:1px solid #cbd4c5;border-radius:50%;display:grid;place-items:center;min-width:32px;height:32px;color:var(--green)}.principles strong{display:block;font-size:14px;font-weight:600}.principles small{font-size:12px;color:var(--muted)}.login-card{background:var(--white);border:1px solid #e8ebe3;border-radius:20px;padding:36px;box-shadow:0 18px 55px #243a3210}.card-top{display:flex;justify-content:space-between;align-items:center}.small-label{font-size:11px;letter-spacing:.1em;color:var(--muted)}.secure-tag{font-size:11px;color:var(--green);padding:3px 9px;border-radius:5px;background:#edf3e8}.login-card h2{font-size:28px;margin:22px 0 5px;font-weight:600}.muted{color:var(--muted);font-size:13px}.login-card>.muted{margin:0 0 27px}label{display:block;font-size:13px;font-weight:600;margin:20px 0 8px}input{width:100%;height:46px;padding:10px 13px;border:1px solid var(--line);border-radius:7px;font-size:14px;background:#fff;color:var(--ink);outline:none}input:focus{border-color:var(--green);box-shadow:0 0 0 3px #245a4414}input::placeholder{color:#94a098;font-size:13px}.code-row{display:flex;gap:10px}.code-row input{min-width:0}.button-secondary,.button-primary{font:inherit;font-size:13px;font-weight:600;border-radius:7px;cursor:pointer;transition:background .15s;border:1px solid var(--line);padding:11px 16px}.button-secondary{background:white;white-space:nowrap;color:var(--green)}.button-secondary:hover{background:#f3f7ef}.button-primary{width:100%;background:var(--green);color:white;border-color:var(--green);display:flex;justify-content:space-between;align-items:center;font-size:14px;padding:13px 17px}.button-primary:hover{background:#1c4836}button:disabled{opacity:.55;cursor:wait}button:focus-visible,a:focus-visible{outline:3px solid #7b9a65;outline-offset:3px}.status-message{min-height:22px;font-size:12px;color:var(--green);margin:12px 0}.status-message.error{color:#ae3e32}.login-help{margin-top:27px;border-top:1px solid #edf0e9;padding-top:21px;font-size:12px;color:var(--muted)}.login-help strong{color:var(--ink);font-weight:600}.login-help p{margin:7px 0 0;line-height:1.8}.privacy-note{font-size:10px;color:#86928a;margin:23px 0 0}.site-footer{max-width:1120px;margin:0 auto;padding:23px 0;border-top:1px solid #dfe5d9;display:flex;justify-content:space-between;color:#7c897f;font-size:11px}.workspace{padding:45px 80px 100px;min-height:65vh}.workspace-heading{display:flex;justify-content:space-between;align-items:center}.workspace h1{margin:0;font-size:32px}.role-tag{background:#e2ebd4;color:var(--green);padding:6px 17px;border-radius:30px;font-size:12px}.workspace-panel{background:white;border:1px solid var(--line);border-radius:14px;padding:36px;margin:32px 0;color:var(--muted);font-size:14px}.workspace-panel h2{font-size:21px;color:var(--ink)}.success-icon{display:grid;place-items:center;border-radius:50%;width:40px;height:40px;background:#edf3e8;color:var(--green);font-size:23px}@media(max-width:1000px){.login-layout{padding:40px;gap:36px}.intro h1{font-size:29px}.site-footer{margin:0 40px}.login-card{padding:28px}}@media(max-width:720px){.site-header{min-height:80px;padding:20px 24px}.header-caption{display:none}.login-layout{display:block;padding:15px 22px 45px}.intro{padding:12px 4px 22px}.intro h1{font-size:26px;line-height:1.5;margin-bottom:12px}.intro-copy{font-size:13px}.eyebrow{margin-bottom:12px}.principles{display:none}.desktop-break{display:none}.login-card{padding:25px 22px;border-radius:14px}.login-card h2{font-size:25px}.site-footer{margin:0 24px;font-size:10px;gap:15px}.workspace{padding:30px 24px}.workspace h1{font-size:26px}.workspace-panel{padding:24px}}