/* Base & Reset */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    margin: 0;
    overflow-x: hidden;
}

/* Scroll reveal — progressive enhancement, only applies when JS runs */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Fallback: content is always visible even if JS is disabled */
.reveal {
    opacity: 1;
    transform: none;
}

/* Navbar scroll state */
.navbar-scrolled {
    background: rgba(26, 29, 35, 0.95) !important;
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

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

#mobile-menu.open {
    max-height: 400px;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #1A1D23;
}
::-webkit-scrollbar-thumb {
    background: #3A3D45;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #FF6B6B;
}

/* Selection color */
::selection {
    background: rgba(255, 107, 107, 0.3);
    color: #fff;
}

/* Button focus styles */
button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid #FF6B6B;
    outline-offset: 2px;
}

/* Map dark overlay for contrast */
.map-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(26,29,35,0.3), transparent 20%, transparent 80%, rgba(26,29,35,0.5));
    pointer-events: none;
}