/* Custom Styles for HealthCare Pro */

/* Glass Effect */
.glass-effect {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

/* Gradient Text */
.gradient-text {
    background: linear-gradient(135deg, #0ea5e9 0%, #3b82f6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Buttons */
.btn-primary {
    background: linear-gradient(135deg, #0ea5e9 0%, #3b82f6 100%);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(14, 165, 233, 0.3);
}

/* Navigation Links */
.nav-link {
    position: relative;
    transition: color 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, #0ea5e9 0%, #3b82f6 100%);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link:hover {
    color: #0ea5e9;
}

/* Hero Section */
.hero-image {
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

/* Service Cards */
.service-card {
    transition: all 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #0ea5e9 0%, #3b82f6 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    margin-bottom: 1rem;
}

/* Testimonials */
.testimonial-card {
    background: white;
    border: 1px solid #e5e7eb;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.slider-container {
    overflow: hidden;
    position: relative;
}

.slider-track {
    display: flex;
    transition: transform 0.5s ease;
}

.slider-item {
    min-width: 100%;
    flex-shrink: 0;
}

@media (min-width: 768px) {
    .slider-item {
        min-width: 50%;
    }
}

@media (min-width: 1024px) {
    .slider-item {
        min-width: 33.333%;
    }
}

/* Modals */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.modal-content {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideUp 0.3s ease;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.modal-content.large {
    max-width: 900px;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.fade-in {
    animation: fadeIn 1s ease;
}

/* Input Focus */
.input-focus:focus {
    border-color: #0ea5e9;
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

/* Page Transitions */
.page-transition {
    animation: fadeIn 0.5s ease;
}

/* Doctor Cards */
.doctor-card {
    transition: all 0.3s ease;
    overflow: hidden;
}

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

.doctor-card img {
    transition: transform 0.3s ease;
}

.doctor-card:hover img {
    transform: scale(1.1);
}

/* Department Cards */
.department-card {
    position: relative;
    overflow: hidden;
    border-radius: 1rem;
    height: 300px;
}

.department-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, transparent 100%);
    z-index: 1;
}

.department-card-content {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 2rem;
    color: white;
}

/* Form Validation */
.form-error {
    color: #ef4444;
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.input-error {
    border-color: #ef4444 !important;
}

.input-success {
    border-color: #10b981 !important;
}

/* Loading Spinner */
.spinner {
    border: 3px solid rgba(14, 165, 233, 0.1);
    border-top: 3px solid #0ea5e9;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Smooth Scroll */
html {
    scroll-behavior: smooth;
}

/* Responsive Images */
img {
    max-width: 100%;
    height: auto;
}