#signup-content {
    max-width: 480px;
    margin: 4rem auto;
    padding: 0 1.25rem;
} 

.wp-activate-container {
    background: #fff;
    border: 1px solid #e5e7eb;
    padding: 2.5rem;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.07);
}

#signup-content h2 {
    font-family: "Plus Jakarta Sans", sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: #000;
    margin-bottom: 1.75rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid #f3f4f6;
}

#activateform p {
    margin-bottom: 1.25rem;
}

#activateform label {
    display: block;
    font-family: "Plus Jakarta Sans", sans-serif;
    font-size: 0.875rem;
    font-weight: 600;
    color: #374151;
    margin-bottom: 0.5rem;
}

#activateform input[type="text"] {
    width: 100%;
    font-family: "Plus Jakarta Sans", sans-serif;
    font-size: 1rem;
    color: #111827;
    background: #f9fafb;
    border: 1px solid #d1d5db;
    padding: 0.75rem 1rem;
    outline: none;
    box-sizing: border-box;
    transition: border-color 0.2s ease;
}

#activateform input[type="text"]:focus {
    border-color: #2d6ab1;
    background: #fff;
}

#activateform p.submit {
    margin-bottom: 0;
    margin-top: 1.75rem;
}

#activateform input[type="submit"] {
    width: 100%;
    font-family: "Plus Jakarta Sans", sans-serif;
    font-size: 1rem;
    font-weight: 700;
    color: #fff;
    background-image: linear-gradient(-45deg, transparent 0.7rem, #2d6ab1 0.7rem);
    background-color: transparent;
    border: 0;
    padding: 1rem 1.5rem;
    cursor: pointer;
    transition: background-image 0.2s ease;
}

#activateform input[type="submit"]:hover,
#activateform input[type="submit"]:focus {
    background-image: linear-gradient(-45deg, transparent 0.7rem, #72be44 0.7rem);
}

/* Error / success messages */
#signup-content .error,
#signup-content .message {
    font-family: "Plus Jakarta Sans", sans-serif;
    font-size: 0.9375rem;
    padding: 0.875rem 1rem;
    margin-bottom: 1.5rem;
    border-left: 4px solid;
}

#signup-content .error {
    background: #fef2f2;
    border-color: #ef4444;
    color: #b91c1c;
}

#signup-content .message {
    background: #f0fdf4;
    border-color: #22c55e;
    color: #15803d;
}