/* Custom styles for Dr. Jane Farrar website */

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

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #f0fdf4;
}
::-webkit-scrollbar-thumb {
    background: #86efac;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #4ade80;
}

/* Navbar scroll effect */
.nav-scrolled {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 20px rgba(15, 23, 42, 0.06);
}

/* Fade-in animation */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger children */
.fade-in-stagger > * {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}
.fade-in-stagger.visible > *:nth-child(1) { transition-delay: 0.05s; }
.fade-in-stagger.visible > *:nth-child(2) { transition-delay: 0.1s; }
.fade-in-stagger.visible > *:nth-child(3) { transition-delay: 0.15s; }
.fade-in-stagger.visible > *:nth-child(4) { transition-delay: 0.2s; }
.fade-in-stagger.visible > *:nth-child(5) { transition-delay: 0.25s; }
.fade-in-stagger.visible > *:nth-child(6) { transition-delay: 0.3s; }
.fade-in-stagger.visible > * {
    opacity: 1;
    transform: translateY(0);
}

/* FAQ animations */
.faq-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
}
.faq-item.active .faq-content {
    max-height: 200px;
    padding-top: 0;
}

/* Pulse dot animation */
@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.3); }
}
.animate-pulse-dot {
    animation: pulse-dot 2s ease-in-out infinite;
}

/* Subtle hover lift for cards */
.hover-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.hover-lift:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.1);
}

/* Mobile menu animation */
#mobile-menu {
    animation: slideDown 0.3s ease;
}
@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Image hover zoom */
.img-zoom {
    overflow: hidden;
}
.img-zoom img {
    transition: transform 0.6s ease;
}
.img-zoom:hover img {
    transform: scale(1.03);
}

/* Gradient text helper */
.gradient-text {
    background: linear-gradient(135deg, #0F172A, #10b981);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}