.auth-page {
    --auth-primary: #0e749f;
    --auth-secondary: #705ac6;
    --auth-ink: #1d2d46;
    --auth-muted: #62738a;
    --auth-border: #e0e8f2;
    --auth-gradient: linear-gradient(120deg, var(--auth-primary), var(--auth-secondary));
    margin: 0;
    min-height: 100vh;
    min-height: 100svh;
    display: grid;
    align-items: center;
    padding: 2rem;
    font-family: 'Cairo', sans-serif;
    color: var(--auth-ink);
    background: radial-gradient(ellipse at 100% 0, #e6f5fb 0, transparent 40rem),
        radial-gradient(ellipse at 0 35rem, #efecfb 0, transparent 45rem), #f5f8fc;
    line-height: 1.8;
    color-scheme: light;
    -webkit-tap-highlight-color: transparent;
}
.auth-page *, .auth-page *::before, .auth-page *::after { box-sizing: border-box; }
.auth-page :where(h1, h2, p, a) { overflow-wrap: anywhere; }
.auth-page a { color: var(--auth-primary); text-underline-offset: 4px; }
.auth-page :focus-visible { outline: 3px solid #7767ce; outline-offset: 4px; }
.auth-skip-link { position: fixed; inset-inline-start: 1rem; top: -8rem; z-index: 5; padding: .75rem 1rem; border-radius: 12px; background: #fff; }
.auth-skip-link:focus { top: 1rem; }
.auth-shell { display: grid; grid-template-columns: 1fr 1fr; gap: 3.5rem; width: 100%; max-width: 1100px; margin: auto; align-items: center; }
.auth-welcome, .auth-card { min-width: 0; }
.auth-welcome { padding: 1rem .5rem; }
.auth-brand { display: inline-flex; gap: .8rem; align-items: center; color: var(--auth-ink) !important; text-decoration: none; font-size: 1rem; font-weight: 700; }
.auth-brand-mark { display: grid; place-items: center; width: 48px; height: 48px; flex-shrink: 0; border-radius: 16px; background: var(--auth-gradient); color: #fff; font-size: 1.35rem; box-shadow: 0 6px 16px #3f7caa20; }
.auth-brand small { display: block; font-size: .75rem; font-weight: 400; color: var(--auth-muted); line-height: 1.5; text-align: start; }
.auth-welcome-copy { margin-top: 3.4rem; }
.auth-eyebrow { display: inline-block; color: #6550aa; background: #eeeafb; border: 1px solid #e5dff6; border-radius: 999px; padding: .3rem .85rem; font-size: .78rem; font-weight: 700; }
.auth-welcome h1 { margin: 1.2rem 0 1rem; font-size: clamp(2rem, 3.3vw, 2.8rem); font-weight: 800; letter-spacing: -.04em; line-height: 1.65; }
.auth-welcome-copy p { max-width: 28rem; margin-bottom: 1.8rem; color: #52667d; font-size: 1rem; }
.auth-learning-card { display: flex; align-items: center; gap: .85rem; padding: 1.1rem; border: 1px solid var(--auth-border); border-radius: 20px; background: rgba(255,255,255,.78); box-shadow: 0 8px 32px #283f6909; }
.auth-learning-icon, .auth-learning-check { display: grid; place-items: center; flex-shrink: 0; }
.auth-learning-icon { width: 46px; height: 46px; background: #eaf4fb; color: var(--auth-primary); border-radius: 14px; font-size: 1.2rem; }
.auth-learning-card strong { display: block; font-size: .88rem; }
.auth-learning-card div > span { display: block; color: var(--auth-muted); font-size: .73rem; margin-top: .2rem; }
.auth-learning-check { width: 26px; height: 26px; margin-inline-start: auto; border-radius: 50%; color: #267e69; background: #e3f3ed; font-size: .72rem; }
.auth-benefits { display: flex; flex-wrap: wrap; gap: .75rem 1.3rem; padding: 0; margin: 1.4rem 0 2.5rem; list-style: none; color: #52667d; font-size: .77rem; }
.auth-benefits li { display: inline-flex; gap: .5rem; align-items: center; }
.auth-benefits li > span { color: var(--auth-secondary); }
.auth-welcome-note { margin: 0; color: var(--auth-muted); font-size: .78rem; }
.auth-card { padding: 2.15rem; border: 1px solid rgba(218,228,241,.95); border-radius: 24px; background: rgba(255,255,255,.92); box-shadow: 0 12px 48px rgba(40,63,105,.065); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); }
.auth-card:focus { outline: none; }
.auth-card-heading { margin-bottom: 1.5rem; }
.auth-card-icon { display: inline-grid; place-items: center; width: 44px; height: 44px; background: #edf4fb; color: var(--auth-primary); border: 1px solid #deebf6; border-radius: 14px; margin-bottom: .85rem; }
.auth-card h2 { margin: 0 0 .35rem; font-size: 1.5rem; font-weight: 800; line-height: 1.6; }
.auth-card-heading p { margin: 0; color: var(--auth-muted); font-size: .85rem; }
.auth-google-button { display: flex; align-items: center; justify-content: center; gap: .8rem; width: 100%; min-height: 48px; padding: .65rem 1rem; border: 1px solid #ced9e5; border-radius: 14px; background: #fff; color: #34465e !important; text-decoration: none; font-family: inherit; font-size: .88rem; font-weight: 600; cursor: pointer; transition: background-color .2s ease, border-color .2s ease, box-shadow .2s ease; }
.auth-google-button:hover { border-color: #9fb8cc; background: #f8fbfd; box-shadow: 0 3px 12px #283f690a; }
.auth-google-button img { flex-shrink: 0; }
.auth-google-button:disabled { cursor: not-allowed; background: #f7f9fc; color: #62738a !important; border-color: #e0e8f2; box-shadow: none; }
.auth-google-status { text-align: center; font-size: .73rem; color: var(--auth-muted); margin: .5rem 0 0; }
.auth-divider { display: flex; align-items: center; gap: .8rem; color: var(--auth-muted); font-size: .73rem; margin: 1.25rem 0; }
.auth-divider::before, .auth-divider::after { content: ''; flex: 1; border-top: 1px solid #e5ebf3; }
.auth-field { margin-bottom: 1rem; }
.auth-page .form-label { color: #475d76; font-size: .83rem; font-weight: 600; margin-bottom: .4rem; }
.auth-page .form-control { min-height: 48px; border-color: #dce5f0; border-radius: 12px; color: var(--auth-ink); background: #fff; font-family: inherit; font-size: .92rem; padding: .65rem .85rem; }
.auth-page .form-control::placeholder { color: #79899d; opacity: 1; }
.auth-page .form-control:focus { border-color: #6a9fc4; box-shadow: 0 0 0 .22rem rgba(34,136,178,.12); }
.auth-page .form-control.is-invalid { border-color: #c7495d; background-image: none; }
.auth-page input[dir="ltr"] { text-align: left; }
.auth-password-row { display: grid; grid-template-columns: 1fr 1fr; gap: .85rem; }
.auth-field-hint { display: block; color: var(--auth-muted); font-size: .73rem; margin-top: .4rem; }
.auth-page .invalid-feedback { font-size: .76rem; }
.auth-submit { display: inline-flex; align-items: center; justify-content: center; gap: .7rem; width: 100%; min-height: 48px; margin-top: .35rem; padding: .7rem 1rem; border: 1px solid transparent; border-radius: 14px; background: var(--auth-gradient); color: #fff !important; font-family: inherit; font-size: .9rem; font-weight: 700; text-decoration: none; box-shadow: 0 4px 12px rgba(79,92,175,.16); cursor: pointer; transition: box-shadow .2s ease, filter .2s ease; }
.auth-submit:hover { filter: brightness(.96); box-shadow: 0 6px 18px rgba(79,92,175,.25); }
.auth-switch { margin: 1.4rem 0 0; padding-top: 1.2rem; border-top: 1px solid #e5ebf3; text-align: center; color: var(--auth-muted); font-size: .8rem; }
.auth-switch a { display: inline-block; padding: .35rem .2rem; font-weight: 700; }
.auth-activation-note { display: flex; gap: .55rem; align-items: flex-start; margin: 1.15rem 0 0; color: var(--auth-muted); font-size: .73rem; }
.auth-activation-note i { color: var(--auth-secondary); margin-top: .35rem; }
.auth-page .alert { border-radius: 14px; font-size: .85rem; line-height: 1.9; padding: .85rem 1rem; overflow-wrap: anywhere; }
.auth-page .alert-danger { background: #fff1f3; border-color: #f3d4dc; color: #943247; }
.auth-page .alert-success { background: #edf8f3; border-color: #cfe8dc; color: #26634e; }
.auth-page .alert-info { background: #edf6fc; border-color: #d0e5f2; color: #185b7c; }
.auth-success { text-align: center; }
.auth-success-icon { display: grid; place-items: center; width: 64px; height: 64px; margin: .5rem auto 1rem; border-radius: 20px; color: #267e69; background: #e7f5ee; font-size: 1.6rem; }
.auth-success p { color: var(--auth-muted); font-size: .85rem; }
@media (max-width: 991px) {
    .auth-page { padding: 1.5rem; }
    .auth-shell { gap: 2rem; }
    .auth-card { padding: 1.65rem; }
    .auth-welcome h1 { font-size: 2rem; }
    .auth-password-row { grid-template-columns: 1fr; gap: 0; }
}
@media (max-width: 767px) {
    .auth-page { padding: 1.25rem 1rem; align-items: start; }
    .auth-shell { grid-template-columns: 1fr; gap: 1.4rem; max-width: 480px; }
    .auth-welcome { padding: 0 .25rem; }
    .auth-brand { font-size: .9rem; }
    .auth-brand-mark { width: 42px; height: 42px; border-radius: 14px; font-size: 1.2rem; }
    .auth-welcome-copy, .auth-learning-card, .auth-benefits, .auth-welcome-note { display: none; }
    .auth-card { padding: 1.5rem; border-radius: 22px; }
    .auth-card h2 { font-size: 1.35rem; }
    .auth-card-heading { margin-bottom: 1.2rem; }
}
@media (max-width: 359px) { .auth-page { padding-inline: .65rem; } .auth-card { padding: 1.2rem; } }
@media (prefers-reduced-motion: reduce) { .auth-page * { transition: none !important; } }