:root{--ink:#17212b;--muted:#77818b;--line:#e7e9ed;--bg:#f5f7f8;--brand:#16766b;--deep:#103c3a;--gold:#d9a441;--white:#fff}*{box-sizing:border-box}body{margin:0;background:var(--bg);font:14px/1.55 -apple-system,BlinkMacSystemFont,"Microsoft YaHei",sans-serif;color:var(--ink)}button,input,select,textarea{font:inherit}button{cursor:pointer;border:0}.login{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at top right,#d3eee9,transparent 37%),#f5f7f8}.login-card{width:min(420px,calc(100% - 32px));padding:38px;background:#fff;border-radius:20px;box-shadow:0 18px 60px #24353b18}.brand{display:flex;gap:12px;align-items:center}.brand-mark{width:40px;height:40px;display:grid;place-items:center;border-radius:12px;background:var(--brand);color:#fff;font-weight:bold}.brand h1{font-size:21px;margin:0}.brand p{margin:2px 0 0;color:var(--muted);font-size:13px}.login h2{margin:32px 0 18px}.field{display:grid;gap:7px;margin:13px 0}.field 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