/* Custom styles for Kidney Care and Hypertension */

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

/* Navbar */
.nav-scrolled {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    background: rgba(254, 253, 248, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.nav-scrolled.scrolled {
    background: rgba(254, 253, 248, 0.98);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

/* Hero section */
.hero-section {
    padding-top: 80px;
    min-height: 100vh;
    background: linear-gradient(135deg, #fefdf8 0%, #f0f7f0 50%, #dcefdc 100%);
}

/* Service cards */
.service-card {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.3s ease;
}

/* Mobile menu links */
.mobile-link {
    display: block;
    padding: 0.5rem 0.75rem;
    border-radius: 0.5rem;
    transition: background-color 0.2s ease;
}

.mobile-link:hover {
    background-color: #f0f7f0;
}

/* Scroll reveal animations (progressive enhancement) */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }
    
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Default visible state for all sections (no JS required) */
.reveal {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
    }
}

/* Focus styles */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid #3d8a3d;
    outline-offset: 2px;
    border-radius: 0.5rem;
}

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

::-webkit-scrollbar-track {
    background: #fefdf8;
}

::-webkit-scrollbar-thumb {
    background: #b9dfb9;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #8ac58a;
}