.auth-page {
    min-height: calc(100vh - 72px - 44px);
    display: flex;
    align-items: center;
    padding: 48px 0;
    background:
            radial-gradient(circle at 15% 18%, rgba(30, 91, 184, 0.12), transparent 28%),
            radial-gradient(circle at 88% 72%, rgba(245, 158, 11, 0.10), transparent 30%),
            var(--zz-bg-page, #F7F9FC);
}

.auth-intro__badge {
    display: inline-flex;
    align-items: center;
    height: 30px;
    padding: 0 14px;
    border-radius: 999px;
    background: var(--zz-primary-soft, #EFF6FF);
    color: var(--zz-primary, #1E5BB8);
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 18px;
}

.auth-intro__title {
    font-size: 42px;
    line-height: 1.2;
    font-weight: 900;
    margin-bottom: 18px;
    color: var(--zz-text-main, #1F2937);
}

.auth-intro__title span {
    color: var(--zz-primary, #1E5BB8);
}

.auth-intro__desc {
    max-width: 560px;
    font-size: 15px;
    line-height: 1.9;
    color: var(--zz-text-secondary, #6B7280);
    margin-bottom: 26px;
}

.auth-feature {
    background: rgba(255,255,255,0.72);
    border: 1px solid var(--zz-border, #E5E7EB);
    border-radius: 12px;
    padding: 14px;
    box-shadow: 0 4px 14px rgba(15, 23, 42, 0.04);
    height: 100%;
}

.auth-feature__title {
    color: var(--zz-text-main, #1F2937);
    font-size: 14px;
    font-weight: 800;
    margin-bottom: 6px;
}

.auth-feature__desc {
    color: var(--zz-text-secondary, #6B7280);
    font-size: 12px;
    line-height: 1.6;
}

.auth-card {
    background: #fff;
    border: 1px solid var(--zz-border, #E5E7EB);
    border-radius: 16px;
    padding: 34px;
    box-shadow: 0 18px 48px rgba(15, 23, 42, 0.10);
}

.auth-card__title {
    font-size: 26px;
    font-weight: 900;
    color: var(--zz-text-main, #1F2937);
}

.auth-card__subtitle {
    margin-top: 8px;
    color: var(--zz-text-secondary, #6B7280);
}

.auth-bottom {
    margin-top: 22px;
    text-align: center;
    color: var(--zz-text-secondary, #6B7280);
}

.auth-bottom a {
    color: var(--zz-primary, #1E5BB8);
    font-weight: 800;
}

.account-type__item input {
    display: none;
}

.account-type__card {
    display: block;
    border: 1px solid var(--zz-border, #E5E7EB);
    border-radius: 10px;
    padding: 12px;
    cursor: pointer;
    height: 100%;
    transition: all 0.2s ease;
}

.account-type__item input:checked + .account-type__card {
    border-color: var(--zz-primary, #1E5BB8);
    background: var(--zz-primary-soft, #EFF6FF);
    box-shadow: 0 0 0 3px rgba(30, 91, 184, 0.08);
}

.account-type__name {
    font-weight: 800;
    color: var(--zz-text-main, #1F2937);
}

.account-type__desc {
    margin-top: 4px;
    font-size: 12px;
    color: var(--zz-text-secondary, #6B7280);
}

.register-step {
    display: flex;
    gap: 12px;
    background: rgba(255,255,255,0.72);
    border: 1px solid var(--zz-border, #E5E7EB);
    border-radius: 12px;
    padding: 14px;
    box-shadow: 0 4px 14px rgba(15, 23, 42, 0.04);
}

.register-step__num {
    width: 28px;
    height: 28px;
    flex: 0 0 28px;
    border-radius: 50%;
    background: var(--zz-primary, #1E5BB8);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
}

.register-step__title {
    color: var(--zz-text-main, #1F2937);
    font-size: 14px;
    font-weight: 800;
}

.register-step__desc {
    margin-top: 4px;
    color: var(--zz-text-secondary, #6B7280);
    font-size: 12px;
    line-height: 1.6;
}

.captcha-row .form-control {
    min-height: 42px;
}

.captcha-img-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
}

.captcha-img-wrap img {
    height: 42px;
    border: 1px solid var(--zz-border, #E5E7EB);
    border-radius: 6px;
    cursor: pointer;
}

.captcha-refresh-text {
    color: var(--zz-primary, #1E5BB8);
    font-size: 12px;
    cursor: pointer;
    white-space: nowrap;
}

.auth-submit-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 42px;
}

.auth-submit-button.is-submitting,
.auth-submit-button.is-submitting:disabled {
    cursor: wait;
    opacity: 0.88;
}

.auth-submit-spinner {
    width: 16px;
    height: 16px;
    flex: 0 0 16px;
    border: 2px solid rgba(255, 255, 255, 0.45);
    border-top-color: #FFFFFF;
    border-radius: 50%;
    animation: auth-submit-spin 0.75s linear infinite;
}

@keyframes auth-submit-spin {
    to { transform: rotate(360deg); }
}

@media (prefers-reduced-motion: reduce) {
    .auth-submit-spinner {
        animation: none;
    }
}

@media (max-width: 991.98px) {
    .auth-page {
        padding: 32px 0;
    }

    .auth-intro__title {
        font-size: 34px;
    }
}

@media (max-width: 575.98px) {
    .auth-card {
        padding: 24px;
    }
}