/* Modal Styles */
.modal {
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.modal-content {
    background-color: #ffffff;
    margin: 15% auto;
    padding: 0;
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    animation: modalSlideIn 0.3s ease-out;
}

.modal-header {
    padding: 24px 24px 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #e5e7eb;
    margin-bottom: 20px;
}

.modal-header h3 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: #1f2937;
}

.close {
    color: #6b7280;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.2s ease;
    line-height: 1;
}

.close:hover,
.close:focus {
    color: #374151;
}

.modal-body {
    padding: 0 24px 24px 24px;
}

.modal-body p {
    margin: 0;
    color: #6b7280;
    line-height: 1.6;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Loading animation */
@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.animate-spin {
    animation: spin 1s linear infinite;
}

/* Form validation styles */
input:invalid,
textarea:invalid {
    border-color: #ef4444;
}

input:valid,
textarea:valid {
    border-color: #10b981;
}

/* Enhanced button hover effects */
.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
}

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

/* Smooth transitions for all interactive elements */
* {
    transition: all 0.2s ease;
}

/* Header scroll effect */
.header.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* Floating cards enhanced animation */
.floating-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.floating-card:hover {
    box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.15);
}

/* Form focus states */
input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Success states */
.form-success {
    border-color: #10b981 !important;
    background-color: #f0fdf4;
}

/* Error states */
.form-error {
    border-color: #ef4444 !important;
    background-color: #fef2f2;
}

/* Newsletter form enhancements */
.newsletter-form {
    position: relative;
}

.newsletter-form.loading .newsletter-btn {
    pointer-events: none;
    opacity: 0.7;
}

/* Contact form enhancements */
.contact-form.loading {
    opacity: 0.7;
    pointer-events: none;
}

/* Responsive modal */
@media (max-width: 768px) {
    .modal-content {
        margin: 20% auto;
        width: 95%;
    }
    
    .modal-header,
    .modal-body {
        padding-left: 16px;
        padding-right: 16px;
    }
}