:root{--ink:#153d37;--muted:#6b7d78;--line:#d8e3de;--green:#16816d;--paper:#f5f4ee}*{box-sizing:border-box}[hidden]{display:none!important}body{min-height:100vh;margin:0;display:grid;place-items:center;background:radial-gradient(850px 430px at 80% 0,#dceee7 0,transparent 70%),var(--paper);color:var(--ink);font:14px/1.6 Inter,"PingFang SC",sans-serif}.login-shell{width:min(520px,calc(100% - 28px));padding:28px 0}.login-brand{display:flex;align-items:center;gap:11px;margin:0 0 18px;color:var(--ink);text-decoration:none}.login-brand>span{width:46px;height:46px;display:grid;place-items:center;border-radius:13px;background:var(--ink);color:#fff;font:800 20px Georgia}.login-brand div{display:grid;line-height:1.25}.login-brand b{font-size:18px}.login-brand small{color:#82918d;font-size:8px;letter-spacing:1.6px}.login-card{padding:34px;border:1px solid var(--line);border-radius:22px;background:#fffffff2;box-shadow:0 24px 70px rgba(21,61,55,.11)}.eyebrow{margin:0;color:var(--green);font-size:9px;font-weight:900;letter-spacing:1.6px}.login-card h1{margin:7px 0 5px;font:500 36px Georgia,"Songti SC",serif}.login-card>p:not(.eyebrow){color:var(--muted)}.mode-switch{display:grid;grid-template-columns:1fr 1fr;gap:4px;margin:24px 0 18px;padding:4px;border-radius:11px;background:#edf3f0}.mode-switch button{min-height:40px;border:0;border-radius:8px;background:transparent;color:#6c7d78;font:inherit;font-weight:800;cursor:pointer}.mode-switch button.active{background:#fff;color:var(--green);box-shadow:0 3px 12px rgba(20,70,58,.09)}form{display:grid;gap:13px}label{display:grid;gap:5px;font-weight:800}input{width:100%;padding:12px 13px;border:1px solid var(--line);border-radius:10px;background:#fff;font:inherit}input:focus{outline:2px solid #16816d30;border-color:var(--green)}.register-note,.privacy-note{margin:0!important;color:var(--muted);font-size:11px}.submit{min-height:48px;border:0;border-radius:10px;background:var(--ink);color:#fff;font:inherit;font-weight:900;cursor:pointer}.submit:hover{background:var(--green)}.submit:disabled{opacity:.65;cursor:wait}#loginMessage{min-height:22px;color:#a84238;font-weight:700}.privacy-note{margin-top:17px!important;text-align:center}.back{display:block;margin-top:16px;color:var(--green);text-align:center;text-decoration:none;font-weight:800}@media(max-width:520px){.login-card{padding:27px 20px}.login-card h1{font-size:31px}}