body.login-page {
    margin: 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background:
        radial-gradient(circle at top, rgba(37, 99, 235, 0.14), transparent 34%),
        linear-gradient(180deg, #f7f9fc 0%, #edf2f7 100%);
    font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
    color: #0f172a;
}

.login-shell {
    width: 100%;
    max-width: 28rem;
    padding: 1.5rem;
    box-sizing: border-box;
}

.login-card {
    background: #ffffff;
    border: 1px solid rgba(148, 163, 184, 0.18);
    border-radius: 1.25rem;
    box-shadow: 0 24px 60px rgba(15, 23, 42, 0.14);
    padding: 2.5rem 2rem 2rem;
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo {
    display: block;
    width: 3.5rem;
    height: 3.5rem;
    margin: 0 auto;
    color: #2563eb;
}

.login-title {
    margin: 1rem 0 0;
    font-size: 1.85rem;
    line-height: 1.15;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: #0f172a;
}

.login-subtitle {
    margin: 0.45rem 0 0;
    font-size: 0.95rem;
    color: #64748b;
}

.login-alert {
    margin-bottom: 1rem;
    padding: 0.85rem 1rem;
    border-radius: 0.9rem;
    border: 1px solid transparent;
    font-size: 0.95rem;
    line-height: 1.45;
}

.login-alert p {
    margin: 0;
}

.login-alert-error {
    background: #fef2f2;
    border-color: #fecaca;
    color: #b91c1c;
}

.login-alert-success {
    background: #f0fdf4;
    border-color: #bbf7d0;
    color: #166534;
}

.login-alert-warning {
    background: #fffbeb;
    border-color: #fde68a;
    color: #a16207;
}

.login-primary-button {
    display: block;
    width: 100%;
    box-sizing: border-box;
    padding: 0.95rem 1.1rem;
    border-radius: 0.9rem;
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: #ffffff;
    text-align: center;
    text-decoration: none;
    font-weight: 600;
    letter-spacing: 0.01em;
    box-shadow: 0 12px 24px rgba(37, 99, 235, 0.22);
    transition: transform 140ms ease, box-shadow 140ms ease, filter 140ms ease;
}

.login-primary-button:hover,
.login-primary-button:focus-visible {
    transform: translateY(-1px);
    box-shadow: 0 16px 30px rgba(29, 78, 216, 0.24);
    filter: brightness(1.02);
}

.login-primary-button:focus-visible,
.login-secondary-link:focus-visible {
    outline: 2px solid #93c5fd;
    outline-offset: 3px;
}

.login-secondary-action {
    margin-top: 1rem;
    text-align: center;
}

.login-secondary-link {
    color: #2563eb;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
}

.login-secondary-link:hover {
    color: #1d4ed8;
    text-decoration: underline;
}

.login-footer {
    margin: 1.75rem 0 0;
    text-align: center;
    font-size: 0.78rem;
    color: #94a3b8;
}

@media (max-width: 640px) {
    .login-shell {
        padding: 1rem;
    }

    .login-card {
        padding: 2rem 1.25rem 1.5rem;
        border-radius: 1rem;
    }

    .login-title {
        font-size: 1.6rem;
    }
}

body.registration-page,
body.auth-message-page {
    margin: 0;
    min-height: 100vh;
    font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
    color: #0f172a;
    background: #f6f8fb;
}

.registration-shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(26rem, 0.95fr);
}

.registration-intro {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 4rem clamp(2rem, 6vw, 6rem);
    background:
        linear-gradient(135deg, rgba(15, 23, 42, 0.92), rgba(30, 64, 175, 0.86)),
        linear-gradient(180deg, #0f172a, #1e3a8a);
    color: #ffffff;
}

.registration-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    width: fit-content;
    color: #ffffff;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 700;
}

.registration-brand-mark {
    width: 2.25rem;
    height: 2.25rem;
    color: #93c5fd;
}

.registration-eyebrow,
.registration-panel-kicker {
    margin: 0;
    color: #2563eb;
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.registration-intro .registration-eyebrow {
    margin-top: 4rem;
    color: #bfdbfe;
}

.registration-headline {
    max-width: 44rem;
    margin: 1rem 0 0;
    font-size: clamp(2.4rem, 5vw, 4.75rem);
    line-height: 1.02;
    font-weight: 800;
    letter-spacing: 0;
}

.registration-copy {
    max-width: 41rem;
    margin: 1.5rem 0 0;
    color: #dbeafe;
    font-size: 1.08rem;
    line-height: 1.7;
}

.registration-steps {
    display: grid;
    gap: 0.85rem;
    max-width: 42rem;
    margin-top: 3rem;
}

.registration-step {
    display: grid;
    grid-template-columns: 2.25rem minmax(0, 1fr);
    gap: 0.9rem;
    align-items: start;
    padding: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 0.9rem;
    background: rgba(255, 255, 255, 0.08);
}

.registration-step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 999px;
    background: #ffffff;
    color: #1d4ed8;
    font-size: 0.9rem;
    font-weight: 800;
}

.registration-step strong {
    display: block;
    color: #ffffff;
    font-size: 0.95rem;
}

.registration-step div > span {
    display: block;
    margin-top: 0.2rem;
    color: #bfdbfe;
    font-size: 0.88rem;
    line-height: 1.45;
}

.registration-panel {
    align-self: center;
    width: min(100% - 3rem, 34rem);
    margin: 2rem auto;
    padding: 2rem;
    border: 1px solid rgba(148, 163, 184, 0.24);
    border-radius: 1.1rem;
    background: #ffffff;
    box-shadow: 0 24px 70px rgba(15, 23, 42, 0.12);
}

.registration-panel-header h2,
.auth-message-card h1 {
    margin: 0.55rem 0 0;
    color: #0f172a;
    font-size: 1.75rem;
    line-height: 1.2;
    font-weight: 800;
    letter-spacing: 0;
}

.registration-panel-header p:not(.registration-panel-kicker),
.auth-message-card p:not(.registration-panel-kicker) {
    margin: 0.65rem 0 0;
    color: #64748b;
    font-size: 0.95rem;
    line-height: 1.55;
}

.registration-form {
    display: grid;
    gap: 1rem;
    margin-top: 1.5rem;
}

.registration-field label,
.registration-choice-group legend {
    display: block;
    margin: 0 0 0.45rem;
    color: #334155;
    font-size: 0.86rem;
    font-weight: 700;
}

.registration-field input {
    width: 100%;
    box-sizing: border-box;
    padding: 0.9rem 1rem;
    border: 1px solid #cbd5e1;
    border-radius: 0.75rem;
    background: #ffffff;
    color: #0f172a;
    font-size: 0.98rem;
    transition: border-color 150ms ease, box-shadow 150ms ease;
}

.registration-field input:focus {
    border-color: #2563eb;
    outline: none;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.14);
}

.registration-field input::placeholder {
    color: #94a3b8;
}

.registration-field-error {
    display: block;
    margin-top: 0.4rem;
    color: #b91c1c;
    font-size: 0.82rem;
}

.registration-error-list {
    margin: 0;
    padding-left: 1.2rem;
}

.registration-choice-group {
    display: grid;
    gap: 0.75rem;
    padding: 0;
    border: 0;
}

.registration-choice {
    display: grid;
    grid-template-columns: 1.2rem minmax(0, 1fr);
    gap: 0.8rem;
    padding: 1rem;
    border: 1px solid #dbe3ee;
    border-radius: 0.85rem;
    background: #f8fafc;
    cursor: pointer;
    transition: border-color 150ms ease, background-color 150ms ease, box-shadow 150ms ease;
}

.registration-choice:hover,
.registration-choice:has(input:checked) {
    border-color: #2563eb;
    background: #eff6ff;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.08);
}

.registration-choice input {
    width: 1rem;
    height: 1rem;
    margin-top: 0.2rem;
    accent-color: #2563eb;
}

.registration-choice strong {
    display: block;
    color: #0f172a;
    font-size: 0.95rem;
}

.registration-choice small {
    display: block;
    margin-top: 0.2rem;
    color: #64748b;
    font-size: 0.84rem;
    line-height: 1.45;
}

.registration-submit,
.auth-primary-button,
.auth-secondary-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 3rem;
    border-radius: 0.8rem;
    font-weight: 700;
    text-decoration: none;
    transition: transform 140ms ease, box-shadow 140ms ease, background-color 140ms ease;
}

.registration-submit {
    width: 100%;
    border: 0;
    background: #2563eb;
    color: #ffffff;
    cursor: pointer;
    box-shadow: 0 14px 28px rgba(37, 99, 235, 0.22);
}

.registration-submit:hover,
.auth-primary-button:hover,
.auth-primary-button:focus-visible {
    background: #1d4ed8;
    transform: translateY(-1px);
    box-shadow: 0 18px 34px rgba(29, 78, 216, 0.24);
}

.registration-submit:focus-visible,
.auth-primary-button:focus-visible,
.auth-secondary-button:focus-visible,
.registration-footer-actions a:focus-visible,
.registration-brand:focus-visible {
    outline: 2px solid #93c5fd;
    outline-offset: 3px;
}

.registration-footer-actions {
    display: flex;
    justify-content: center;
    gap: 0.35rem;
    margin-top: 1.25rem;
    color: #64748b;
    font-size: 0.92rem;
}

.registration-footer-actions a {
    color: #2563eb;
    font-weight: 700;
    text-decoration: none;
}

.registration-footer-actions a:hover {
    color: #1d4ed8;
    text-decoration: underline;
}

.auth-message-page {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    background:
        radial-gradient(circle at top, rgba(37, 99, 235, 0.12), transparent 32%),
        #f6f8fb;
}

.auth-message-card {
    width: min(100%, 32rem);
    padding: 2.5rem;
    border: 1px solid rgba(148, 163, 184, 0.22);
    border-radius: 1.1rem;
    background: #ffffff;
    box-shadow: 0 24px 70px rgba(15, 23, 42, 0.12);
    text-align: center;
}

.auth-message-icon {
    width: 4rem;
    height: 4rem;
    margin: 0 auto 1.35rem;
    color: #2563eb;
}

.auth-message-icon-success {
    color: #16a34a;
}

.auth-message-note {
    color: #94a3b8 !important;
    font-size: 0.86rem !important;
}

.auth-message-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-top: 1.75rem;
}

.auth-message-actions-single {
    grid-template-columns: 1fr;
}

.auth-primary-button {
    background: #2563eb;
    color: #ffffff;
}

.auth-secondary-button {
    border: 1px solid #cbd5e1;
    background: #ffffff;
    color: #334155;
}

.auth-secondary-button:hover {
    background: #f8fafc;
}

@media (max-width: 960px) {
    .registration-shell {
        grid-template-columns: 1fr;
    }

    .registration-intro {
        min-height: auto;
        padding: 2rem 1.25rem 2.5rem;
    }

    .registration-intro .registration-eyebrow {
        margin-top: 2.5rem;
    }

    .registration-steps {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 640px) {
    .registration-panel {
        width: min(100% - 1rem, 34rem);
        margin: 0.5rem auto 1rem;
        padding: 1.25rem;
        border-radius: 0.95rem;
    }

    .registration-headline {
        font-size: 2.25rem;
    }

    .registration-steps,
    .auth-message-actions {
        grid-template-columns: 1fr;
    }

    .auth-message-card {
        padding: 2rem 1.25rem;
    }
}