:root{--tuor-cyan:#10b4cc;--tuor-cyan-dark:#089bb4;--tuor-ink:#121922;--tuor-muted:#6b7685;--tuor-border:#dfe4e8;--tuor-error:#9a292d;--tuor-error-border:#e5b5b8;--tuor-error-bg:#fff6f6}
body.tuor-login{margin:0;min-height:100vh;background:#f7fafb;color:var(--tuor-ink);font:15px/1.45 Arial,Helvetica,sans-serif}
.login-shell{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:32px 20px}
.login-brand{display:flex;align-items:center;gap:11px;margin-bottom:32px;color:var(--tuor-cyan-dark);font-size:16px;letter-spacing:.06em;font-weight:800}
.brand-mark{display:grid;place-items:center;width:38px;height:38px;border:2px solid var(--tuor-cyan);border-radius:50%;font-size:33px;line-height:1}
.login-card{width:min(100%,420px);background:#fff;border:1px solid var(--tuor-border);border-radius:14px;padding:35px 35px 36px;box-shadow:0 18px 50px rgba(20,34,48,.07)}
.login-icon{width:52px;height:52px;color:var(--tuor-cyan);margin-bottom:22px}
.login-icon svg{width:100%;height:100%}
.login-card h1{margin:0 0 7px;font-size:28px;line-height:1.1;letter-spacing:-.025em}
.login-card p{margin:0 0 26px;color:var(--tuor-muted)}
.login-card form{display:flex;flex-direction:column}
.login-card label{font-size:13px;font-weight:700;margin:0 0 7px}
.login-card input{height:46px;border:1px solid var(--tuor-border);border-radius:8px;padding:0 13px;margin:0 0 18px;background:#fff;color:var(--tuor-ink);font:inherit}
.login-card input:focus{outline:0;border-color:var(--tuor-cyan-dark);box-shadow:0 0 0 3px #10b4cc22}
.login-button{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;min-height:46px;border:1px solid var(--tuor-cyan-dark);border-radius:8px;background:var(--tuor-cyan);color:#fff;font:700 14px/1 Arial,Helvetica,sans-serif;text-decoration:none;cursor:pointer;margin-top:5px}
.login-button:hover,.login-button:focus-visible{background:var(--tuor-cyan-dark);color:#fff}
.login-error{margin:-8px 0 20px;padding:11px 13px;border:1px solid var(--tuor-error-border);border-radius:8px;background:var(--tuor-error-bg);color:var(--tuor-error);font-size:13px}
.login-foot{margin:25px 0 0;color:var(--tuor-muted);font-size:12px;text-align:center}
body.tuor-app .tuor-logout{position:fixed;right:76px;bottom:20px;z-index:250;border:1px solid var(--tuor-border);background:#fff;color:var(--tuor-cyan-dark);border-radius:20px;padding:8px 13px;text-decoration:none;font:13px Arial,Helvetica,sans-serif;box-shadow:0 5px 18px #0002}
body.tuor-app .tuor-logout:hover{background:#f7fafb}
@media(max-width:480px){.login-shell{padding:22px 16px}.login-card{padding:28px 23px}.login-brand{margin-bottom:22px}.login-card h1{font-size:25px}body.tuor-app .tuor-logout{right:12px;bottom:75px}}