:root{color-scheme:light;--green:#087f5b;--ink:#10231d;--muted:#64736e;--line:#dce4df;--surface:#fff;--soft:#f3f6f3}*{box-sizing:border-box}body{margin:0;min-height:100vh;display:grid;place-items:center;font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;background:linear-gradient(135deg,#eef4ef,#fbfaf5);color:var(--ink)}.auth-shell{width:min(980px,calc(100% - 32px));display:grid;grid-template-columns:1fr 1fr;background:var(--surface);border:1px solid var(--line);border-radius:24px;overflow:hidden;box-shadow:0 30px 80px rgba(20,50,40,.12)}.auth-brand{padding:54px;background:#092f25;color:#f7faf8}.mark{width:52px;height:52px;border-radius:15px;display:grid;place-items:center;background:#dfbd62;color:#153429;font-size:24px;font-weight:800}.auth-brand h1{font-size:34px;line-height:1.25;margin:28px 0 14px}.auth-brand p,.auth-brand li{color:#bdd0c9;line-height:1.7}.auth-brand ul{padding-left:20px}.auth-card{padding:46px}.auth-tabs{display:flex;gap:8px;margin-bottom:28px}.auth-tabs button{border:1px solid var(--line);border-radius:9px;padding:9px 18px;background:var(--soft);cursor:pointer}.auth-tabs button.active{background:var(--green);color:#fff;border-color:var(--green)}form{display:grid;gap:17px}form h2{margin:0 0 6px}label{display:grid;gap:7px;font-size:13px;color:var(--muted)}input{padding:13px 14px;border:1px solid var(--line);border-radius:10px;font:inherit}.primary{padding:13px;border:0;border-radius:10px;background:var(--green);color:#fff;font-weight:700;cursor:pointer}#auth-message{min-height:20px;margin:0;color:#b02a37;font-size:13px}small{color:var(--muted);line-height:1.5}@media(max-width:720px){.auth-shell{grid-template-columns:1fr}.auth-brand{padding:30px}.auth-card{padding:30px}.auth-brand h1{font-size:27px}}