*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Hero overlay */
.hero-overlay {
    background: linear-gradient(
        135deg,
        rgba(26, 27, 44, 0.82) 0%,
        rgba(42, 43, 60, 0.72) 50%,
        rgba(26, 27, 44, 0.85) 100%
    );
}

/* Particles */
@keyframes float {
    0%, 100% { transform: translateY(0px) scale(1); opacity: 0.6; }
    50% { transform: translateY(-20px) scale(1.1); opacity: 1; }
}

/* Navbar */
.navbar-scrolled {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.06);
}

.navbar-scrolled .nav-logo {
    color: #1A1B2C !important;
}

.navbar-scrolled .nav-link {
    color: #515368 !important;
}

/* Reveal animations */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.8s 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);
    }
}

/* Mobile menu transitions */
#mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #FFF0ED;
}
::-webkit-scrollbar-thumb {
    background: #FFB8A8;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #E8553A;
}

/* Selection */
::selection {
    background: rgba(232, 85, 58, 0.2);
    color: #1A1B2C;
}