/* 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;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Scroll Reveal Animations */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
    }

    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Hero Animations */
.hero-anim {
    opacity: 1;
    transform: translateY(0);
    animation: heroFadeIn 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
}

.hero-anim:nth-child(1) { animation-delay: 0.1s; }
.hero-anim:nth-child(2) { animation-delay: 0.25s; }
.hero-anim:nth-child(3) { animation-delay: 0.4s; }
.hero-anim:nth-child(4) { animation-delay: 0.55s; }

@keyframes heroFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Navigation */
.nav-header {
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

/* Mobile Menu */
#mobile-menu {
    max-height: 0;
}

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

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

::-webkit-scrollbar-track {
    background: #FAFAF8;
}

::-webkit-scrollbar-thumb {
    background: #0a1628;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #132744;
}

/* Selection */
::selection {
    background: #7FBFAF;
    color: #0a1628;
}

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