/* ===================================
   ENHANCED MODERN STYLES
   Card Flipping, Fade-in Animations, Modern Layouts
   =================================== */

/* Additional Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes flipIn {
    from {
        transform: perspective(1000px) rotateY(90deg);
        opacity: 0;
    }
    to {
        transform: perspective(1000px) rotateY(0);
        opacity: 1;
    }
}

@keyframes scaleIn {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* Fade-in on scroll utility class */
.fade-in-section {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-section.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Enhanced Service Cards with Flip Effect */
.service-card {
    position: relative;
    perspective: 1000px;
    transform-style: preserve-3d;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card:hover {
    transform: translateY(-15px) rotateY(5deg);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(16, 92, 157, 0.05), rgba(0, 150, 136, 0.05));
    border-radius: var(--radius-lg);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.service-card:hover::before {
    opacity: 1;
}

/* Education Section - Modern Card Layout */
.credentials {
    position: relative;
    overflow: hidden;
}

.credentials::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 150, 136, 0.03) 0%, transparent 70%);
    animation: float 20s ease-in-out infinite;
}

.education-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.education-card {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid transparent;
}

.education-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--primary-teal));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.education-card:hover::before {
    transform: scaleX(1);
}

.education-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 50px rgba(0, 150, 136, 0.15);
    border-color: var(--primary-teal);
}

.education-card-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-teal));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.8rem;
    margin-bottom: var(--spacing-lg);
    transition: all 0.3s ease;
}

.education-card:hover .education-card-icon {
    transform: rotate(360deg) scale(1.1);
}

.education-card-title {
    font-family: var(--font-poppins);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-sm);
}

.education-card-date {
    display: inline-block;
    background: rgba(0, 150, 136, 0.1);
    color: var(--primary-teal);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.education-card-institution {
    font-size: 0.95rem;
    color: var(--text-gray);
    line-height: 1.6;
}

/* Enhanced Contact Form */
.appointment-form {
    background: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.appointment-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-blue), var(--primary-teal), var(--primary-blue));
    background-size: 200% 100%;
    animation: gradientShift 3s ease infinite;
}

.form-group {
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.form-group label {
    display: block;
    font-family: var(--font-poppins);
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-xs);
    transition: all 0.3s ease;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--secondary-gray);
    border-radius: var(--radius-md);
    font-family: var(--font-roboto);
    font-size: 0.95rem;
    transition: all 0.3s ease;
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-teal);
    box-shadow: 0 0 0 3px rgba(0, 150, 136, 0.1);
    transform: translateY(-2px);
}

.form-group input:focus + label,
.form-group select:focus + label,
.form-group textarea:focus + label {
    color: var(--primary-teal);
}

.form-group.checkbox {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.form-group.checkbox input[type="checkbox"] {
    width: auto;
    cursor: pointer;
}

.form-group.checkbox label {
    margin: 0;
    cursor: pointer;
    font-weight: 500;
}

.form-message {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-top: var(--spacing-lg);
    font-weight: 600;
    text-align: center;
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}

.form-message.success {
    background: rgba(76, 175, 80, 0.1);
    color: #4caf50;
    border: 2px solid #4caf50;
    opacity: 1;
    transform: translateY(0);
}

.form-message.error {
    background: rgba(244, 67, 54, 0.1);
    color: #f44336;
    border: 2px solid #f44336;
    opacity: 1;
    transform: translateY(0);
}

/* Enhanced About Section */
.about-image-container {
    position: relative;
    overflow: hidden;
}

.about-image-container::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(16, 92, 157, 0.1), rgba(0, 150, 136, 0.1));
    opacity: 0;
    transition: opacity 0.4s ease;
}

.about-image-container:hover::after {
    opacity: 1;
}

.about-image-container:hover .about-image {
    transform: scale(1.05);
}

.about-image {
    transition: transform 0.6s ease;
}

/* Stats Grid Enhancement */
.stat-card {
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 150, 136, 0.1), transparent);
    transition: left 0.6s ease;
}

.stat-card:hover::before {
    left: 100%;
}

/* Testimonial Card Enhancement */
.testimonial-card {
    position: relative;
    overflow: hidden;
}

.testimonial-card::after {
    content: '"';
    position: absolute;
    top: -20px;
    right: 20px;
    font-size: 120px;
    font-family: Georgia, serif;
    color: rgba(0, 150, 136, 0.05);
    line-height: 1;
    pointer-events: none;
}

/* Location Cards Enhancement */
.map-container {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    animation: fadeInUp 0.8s ease 0.3s both;
}

.map-placeholder iframe {
    border-radius: var(--radius-lg);
    transition: transform 0.3s ease;
}

.map-placeholder:hover iframe {
    transform: scale(1.02);
}

/* Responsive Enhancements */
@media (max-width: 768px) {
    .education-grid {
        grid-template-columns: 1fr;
    }
    
    .appointment-form {
        padding: var(--spacing-lg);
    }
}

/* Scroll Reveal Animations */
@media (prefers-reduced-motion: no-preference) {
    .service-card,
    .education-card,
    .testimonial-card,
    .location-card {
        animation: fadeInUp 0.6s ease backwards;
    }
    
    .service-card:nth-child(1),
    .education-card:nth-child(1) { animation-delay: 0.1s; }
    .service-card:nth-child(2),
    .education-card:nth-child(2) { animation-delay: 0.2s; }
    .service-card:nth-child(3),
    .education-card:nth-child(3) { animation-delay: 0.3s; }
    .service-card:nth-child(4),
    .education-card:nth-child(4) { animation-delay: 0.4s; }
    .service-card:nth-child(5) { animation-delay: 0.5s; }
    .service-card:nth-child(6) { animation-delay: 0.6s; }
}

/* Glassmorphism Effects */
.glass-effect {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

/* Gradient Text */
.gradient-text {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-teal));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Button Hover Effects Enhancement */
.btn-primary {
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.btn-primary:hover::before {
    width: 300px;
    height: 300px;
}