/* Custom styles that go beyond Tailwind */

html {
    scroll-behavior: smooth;
}

/* Smooth scroll offset for fixed nav */
section[id] {
    scroll-margin-top: 80px;
}

/* Navbar transition */
#navbar {
    transition: background-color 0.4s ease, box-shadow 0.4s ease, padding 0.4s ease;
}

#navbar.scrolled {
    background-color: rgba(253, 252, 240, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 1px 20px rgba(27, 67, 50, 0.08);
}

.nav-link {
    position: relative;
}

.nav-link:hover {
    color: #1B4332;
}

/* Mobile menu animation */
#mobileMenu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease;
    opacity: 0;
}

#mobileMenu.open {
    max-height: 400px;
    opacity: 1;
}

.mobile-link {
    display: block;
}

/* Fade-in animation */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* Staggered children */
.fade-in.stagger > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

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

.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; }

/* Selection color */
::selection {
    background-color: rgba(27, 67, 50, 0.2);
    color: #1B4332;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #FAF7F0;
}
::-webkit-scrollbar-thumb {
    background: #B4C9AE;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #88AB7C;
}

/* Focus visible for accessibility */
*:focus-visible {
    outline: 2px solid #1B4332;
    outline-offset: 2px;
}

/* Subtle hover lift on cards */
.group:hover {
    transform: translateY(-2px);
}

/* Prevent layout shift on images */
img {
    content-visibility: auto;
}