:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#20283d;background:#f4f6fc;font-synthesis:none;--blue:#2943a6;--muted:#637088}
*{box-sizing:border-box}body{margin:0}a{color:var(--blue);text-underline-offset:4px}button,input{font:inherit}button,a,input{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:wait;opacity:.65}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #6d8bdf;outline-offset:4px}button{border:0}.login-shell{min-height:100dvh;display:flex;flex-direction:column;padding:28px clamp(20px,6vw,64px) 20px}.brand{display:inline-flex;gap:10px;align-items:center;font-size:22px;font-weight:750;letter-spacing:-.7px;color:var(--blue);text-decoration:none;width:fit-content}.brand img{width:44px;height:44px;object-fit:contain}.login-main{width:100%;max-width:420px;margin:auto; padding:64px 0 72px}.login-main h1{font-size:34px;letter-spacing:-1.1px;line-height:1.15;margin:0 0 12px;font-weight:750}.lead{color:var(--muted);line-height:1.55;margin:0 0 30px;font-size:16px}.login-form{display:grid;gap:14px}.login-form label{font-size:14px;font-weight:650}.login-form input{width:100%;height:54px;border:1px solid #cbd3e6;background:white;border-radius:12px;padding:0 16px;color:#20283d;margin-top:8px}.primary,.secondary{display:inline-flex;justify-content:center;align-items:center;min-height:52px;padding:12px 18px;border-radius:12px;font-size:15px;font-weight:650;text-decoration:none}.primary{background:var(--blue);color:white}.primary:hover{background:#223888}.secondary{background:#e6eafa;color:var(--blue)}.quiet{font-size:13px;color:var(--muted);line-height:1.6}.login-footer{display:flex;justify-content:space-between;gap:24px;font-size:12px;color:var(--muted)}.login-footer a{color:var(--muted)}.notice{border-radius:12px;background:#e8edfc;padding:15px 17px;color:#2943a6;line-height:1.5;font-size:14px;margin:20px 0}.notice.error{background:#fce9e9;color:#a13740}.status-icon{display:flex;align-items:center;justify-content:center;width:64px;height:64px;border-radius:18px;background:#e0e7fc;color:var(--blue);margin-bottom:24px}.status-icon svg{width:29px;height:29px}.actions{display:grid;gap:12px;margin-top:26px}.text-button{background:none;padding:12px;color:var(--blue);font-size:14px;justify-self:center}.email-display{font-weight:650;color:#20283d;overflow-wrap:anywhere}.signed-main{max-width:720px;width:100%;margin:60px auto}.signed-main h1{font-size:30px;letter-spacing:-.8px}.class-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px;margin:26px 0}.class-card{min-height:140px;background:#e0e7fc;padding:20px;border-radius:16px;display:flex;flex-direction:column;justify-content:space-between;gap:12px}.class-card strong{font-size:20px;color:var(--blue)}.class-card small{color:var(--muted)}.signed-actions{display:flex;flex-wrap:wrap;gap:12px}.signed-actions button{font-size:13px;background:#e6eafa;color:var(--blue);padding:12px 16px;border-radius:10px}.session-copy{margin-top:26px}.preview-note{border-top:1px solid #dce2f0;padding-top:22px;margin-top:32px}
@media(max-width:480px){.login-shell{padding:20px}.login-main{padding:56px 0}.login-main h1{font-size:31px}.brand{font-size:21px}.login-footer{font-size:11px}.signed-main{margin:40px auto}.login-footer span{max-width:190px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}

.login-form input[aria-invalid="true"]{border-color:#b44750}.field-error{font-size:13px;color:#a13740;margin:-4px 0 0;line-height:1.5}.login-form button:disabled{cursor:not-allowed}
/* Keep the example address visually distinct from a user's typed email. */
.login-form input::placeholder{font-weight:400;color:#8390a5;opacity:1}

/* Shared tile-palette wordmark. */
.brand-class{color:#2943a6}.brand-patio{color:#027d70}