/* Base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    overflow-x: hidden;
}

/* Scroll animations - progressive enhancement */
@media (prefers-reduced-motion: no-preference) {
    .reveal-up {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.8s ease, transform 0.8s ease;
    }
    
    .reveal-left {
        opacity: 0;
        transform: translateX(-24px);
        transition: opacity 0.8s ease, transform 0.8s ease;
    }
    
    .reveal-right {
        opacity: 0;
        transform: translateX(24px);
        transition: opacity 0.8s ease, transform 0.8s ease;
    }
    
    .reveal-up.revealed,
    .reveal-left.revealed,
    .reveal-right.revealed {
        opacity: 1;
        transform: translate(0);
    }
}

/* Scroll line animation */
@keyframes scrollDown {
    0% {
        top: -12px;
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        top: 32px;
        opacity: 0;
    }
}

.scroll-line {
    animation: scrollDown 1.5s ease-in-out infinite;
}

/* Navbar styles */
#navbar {
    background: transparent;
}

#navbar.scrolled {
    background: rgba(250, 248, 245, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
}

.nav-brand {
    transition: color 0.3s ease;
}

/* Mobile menu */
#mobile-menu.open {
    opacity: 1;
    pointer-events: all;
}

.mobile-link {
    transition: color 0.3s ease;
}

/* Form focus styles */
input:focus,
textarea:focus {
    outline: none;
}

/* Image aspect ratio fallback */
img {
    max-width: 100%;
    height: auto;
}

/* Selection color */
::selection {
    background: rgba(192, 96, 58, 0.15);
    color: inherit;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: #faf8f5;
}

::-webkit-scrollbar-thumb {
    background: #d4be92;
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: #c0603a;
}