@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Noto+Serif+SC:wght@600;700;900&display=swap');[hidden]{display:none!important}*{box-sizing:border-box}body{margin:0;background:#f7f7f4;color:#202523;font:15px 'DM Sans','Microsoft Yahei',sans-serif}button,input{font:inherit}.login{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 80% 20%,#d8ece2,transparent 35%),radial-gradient(circle at 15% 85%,#f6e7bd,transparent 32%),#f7f7f4}.login section{width:min(470px,calc(100% - 32px));padding:52px;background:#fffffceb;border:1px solid #e2e4dd;border-radius:22px;box-shadow:0 20px 70px #21352a13}.brand{color:#1d4c3e;display:flex;gap:7px;align-items:center;font-size:17px}.brand span{font-size:10px;letter-spacing:1.4px;color:#75827a}.login h1,.hero h1,.sectionTitle h1,.studyTitle h1{font-family:'Noto Serif SC',serif}.login h1{font-size:30px;margin:35px 0 10px}.login p{color:#68716c;line-height:1.8}form{margin-top:28px}label{display:block;color:#53605a;font-size:13px;margin:15px 0}input{width:100%;display:block;border:1px solid #dce0da;background:white;padding:13px;border-radius:9px;margin-top:7px;outline:none}input:focus{border-color:#2b765e;box-shadow:0 0 0 3px #2b765e15}button{cursor:pointer;border:0;border-radius:8px;padding:10px 15px;background:transparent;color:#315246}.primary{background:#1d604b;color:white!important;font-weight:600;box-shadow:0 5px 14px #1d604b24}.login button{width:100%;margin-top:8px;padding:13px}.login small{display:block;text-align:center;color:#8a928d;margin-top:15px}.error{color:#b44642;margin-top:15px}header{height:70px;border-bottom:1px solid #e2e5df;background:#fffffff2;display:flex;align-items:center;padding:0 max(30px,calc((100vw - 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