/* Popup Overlay */
.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    padding: 20px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.popup-overlay.show {
    display: flex;
}

.popup-overlay.active {
    opacity: 1;
}

/* Popup container */
.popup-container {
    background-color: #09090d;
    border-radius: 16px;
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    padding: 40px;
    position: relative;
    transform: scale(0.9);
    transition: transform 0.3s ease;
    border: 1px solid #2a2a30;
}

.popup-overlay.active .popup-container {
    transform: scale(1);
}

/* Close button */
.close-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background-color 0.3s ease;
}

.close-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.close-btn::before,
.close-btn::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 2px;
    background-color: #7b8db0;
    transform: rotate(45deg);
}

.close-btn::after {
    transform: rotate(-45deg);
}

/* Form styles */
.popup-container h1 {
    text-align: center;
    margin-bottom: 30px;
    color: #7b8db0;
    font-size: 32px;
    font-weight: 500;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 500;
    color: #7b8db0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

.form-group input[type="email"],
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    background-color: #1a1a1f;
    border: 1px solid #2a2a30;
    border-radius: 8px;
    color: #7b8db0;
    font-size: 16px;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-group input[type="email"]:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #4a5568;
    background-color: #22222a;
}

.form-group input[type="email"]::placeholder,
.form-group textarea::placeholder {
    color: #4a5568;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.error-message {
    color: #ef4444;
    font-size: 14px;
    margin-top: 5px;
    display: none;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

.submit-btn {
    width: 100%;
    padding: 14px 24px;
    background-color: #ef0043;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

.submit-btn:hover {
    background-color: #d60039;
    transform: translateY(-1px);
}

.submit-btn:active {
    transform: translateY(0);
}

.submit-btn:disabled {
    background-color: #4a5568;
    cursor: not-allowed;
    transform: none;
}

.success-message {
    background-color: #10b981;
    color: white;
    padding: 16px;
    border-radius: 8px;
    text-align: center;
    margin-bottom: 20px;
    display: none;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

.loading {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid #ffffff;
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 0.8s linear infinite;
    margin-left: 8px;
}

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

/* Mobile responsiveness */
@media (max-width: 600px) {
    .popup-container {
        padding: 30px 20px;
    }

    .popup-container h1 {
        font-size: 24px;
    }

    .close-btn {
        top: 15px;
        right: 15px;
    }
}