/* Custom Styles for Dr. Cassio Hernandes Landing Page */

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

/* Body font */
body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #1e40af;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #1d4ed8;
}

/* Header shadow effect */
header {
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

/* Hero section animations */
.hero-animation {
    animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Button hover effects */
.btn-primary {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn-primary:hover::before {
    left: 100%;
}

/* Card hover effects */
.service-card {
    transition: all 0.3s ease;
}

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

/* WhatsApp float button pulse animation */
@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(34, 197, 94, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0);
    }
}

.whatsapp-float {
    animation: pulse 2s infinite;
}

/* Section fade-in animation */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

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

/* Image overlay effects */
.image-overlay {
    position: relative;
    overflow: hidden;
}

.image-overlay::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(30, 64, 175, 0.1), rgba(5, 150, 105, 0.1));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.image-overlay:hover::after {
    opacity: 1;
}

/* Text gradient effect */
.text-gradient {
    background: linear-gradient(135deg, #1e40af, #059669);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Loading animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #1e40af;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Mobile menu transition */
#mobile-menu {
    transition: all 0.3s ease;
    max-height: 0;
    overflow: hidden;
}

#mobile-menu.show {
    max-height: 200px;
}

/* Custom medical icons */
.medical-icon {
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    background-size: 200% 200%;
    animation: gradientShift 3s ease infinite;
}

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

/* Testimonial cards */
.testimonial-card {
    background: linear-gradient(135deg, #ffffff, #f8fafc);
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    border-color: #1e40af;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(30, 64, 175, 0.1);
}

/* Contact form styles */
.form-input {
    transition: all 0.3s ease;
    border: 2px solid #e2e8f0;
}

.form-input:focus {
    border-color: #1e40af;
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
    outline: none;
}

/* Section dividers */
.section-divider {
    height: 2px;
    background: linear-gradient(90deg, transparent, #1e40af, transparent);
    margin: 2rem 0;
}

/* Responsive images */
.responsive-img {
    max-width: 100%;
    height: auto;
    border-radius: 0.5rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.responsive-img:hover {
    transform: scale(1.02);
}

/* Print styles */
@media print {
    .no-print {
        display: none !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    .container {
        width: 100% !important;
        max-width: none !important;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .bg-medical-blue {
        background-color: #000080 !important;
    }
    
    .bg-medical-green {
        background-color: #006400 !important;
    }
    
    .text-gray-600 {
        color: #000000 !important;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Dark mode support (for future implementation) */
@media (prefers-color-scheme: dark) {
    /* Dark mode styles can be added here if needed */
}

/* Focus styles for accessibility */
.focus-visible:focus-visible {
    outline: 2px solid #1e40af;
    outline-offset: 2px;
}

/* Skip to content link for accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: #1e40af;
    color: white;
    padding: 8px;
    border-radius: 4px;
    text-decoration: none;
    transition: top 0.3s;
}

.skip-link:focus {
    top: 6px;
}

/* Error states */
.error {
    border-color: #ef4444 !important;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1) !important;
}

/* Success states */
.success {
    border-color: #10b981 !important;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1) !important;
}