:root{--bg:#f4f6f7;--surface:#fff;--text:#17191d;--muted:#747b84;--line:#e8ebed;--accent:#4d8d6d;--accent-soft:#eaf4ee;--danger:#b64747}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}
body{min-height:100svh}.auth-shell{min-height:100svh;display:grid;place-items:center;padding:calc(24px + env(safe-area-inset-top)) 18px calc(24px + env(safe-area-inset-bottom))}.auth-card{width:min(100%,430px);background:var(--surface);border:1px solid var(--line);border-radius:30px;padding:30px 24px 24px;box-shadow:0 18px 55px rgba(25,31,38,.08)}
.auth-mark{width:62px;height:62px;border-radius:20px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;font-size:31px;margin-bottom:24px}.auth-kicker{font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin-bottom:7px}.auth-card h1{font-size:34px;line-height:1.02;letter-spacing:-1.2px;margin:0 0 12px}.auth-card p{font-size:15px;line-height:1.5;color:var(--muted);margin:0 0 24px}.auth-label{display:block;font-size:12px;font-weight:750;margin-bottom:8px}.auth-input{width:100%;height:50px;border:1px solid var(--line);border-radius:15px;background:#fafbfb;padding:0 14px;font:inherit;font-size:15px;outline:none;margin-bottom:12px}.auth-input:focus{border-color:#b9cfc1;box-shadow:0 0 0 4px rgba(77,141,109,.1)}.auth-button{width:100%;height:54px;border:0;border-radius:17px;background:var(--text);color:#fff;font:inherit;font-weight:780;font-size:15px;display:flex;align-items:center;justify-content:center;gap:9px;cursor:pointer}.auth-button i{font-size:22px}.auth-button:disabled{opacity:.58}.auth-button.busy i{animation:uvspin 1s linear infinite}@keyframes uvspin{to{transform:rotate(360deg)}}
.auth-error{display:none;margin-top:14px;padding:12px 13px;border-radius:14px;background:#fbebeb;color:var(--danger);font-size:12px;font-weight:650;align-items:flex-start;gap:8px}.auth-error.visible{display:flex}.auth-error i{font-size:18px}.auth-foot{margin-top:22px;padding-top:18px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:center;gap:7px;color:var(--muted);font-size:11px}.auth-foot i{font-size:17px;color:var(--accent)}