/* Base Styles */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    overflow-x: hidden;
}

::selection {
    background: rgba(212, 175, 55, 0.2);
    color: #0A192F;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: #0A192F;
}
::-webkit-scrollbar-thumb {
    background: rgba(212, 175, 55, 0.3);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(212, 175, 55, 0.5);
}

/* Reveal Animations */
.reveal-up, .reveal-left, .reveal-right {
    opacity: 1;
    transform: none;
    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-left {
    transform: translateX(0);
}

.reveal-right {
    transform: translateX(0);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .reveal-up, .reveal-left, .reveal-right {
        opacity: 1;
        transform: none;
        transition: none;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    img, .hover\:scale-105:hover {
        transition: none;
    }
}

/* Scroll Reveal (progressive enhancement - JS adds class) */
.reveal-up.revealed {
    opacity: 1;
    transform: translateY(0);
}
.reveal-left.revealed {
    opacity: 1;
    transform: translateX(0);
}
.reveal-right.revealed {
    opacity: 1;
    transform: translateX(0);
}

/* Initial state for JS-gated animations */
@media (prefers-reduced-motion: no-preference) {
    .reveal-up { transform: translateY(30px); }
    .reveal-left { transform: translateX(-30px); }
    .reveal-right { transform: translateX(30px); }
}

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

#navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-blur-xl;
    box-shadow: 0 1px 0 rgba(10, 25, 47, 0.06);
}

#navbar.scrolled .nav-link {
    color: rgba(10, 25, 47, 0.7);
}

#navbar.scrolled .menu-line {
    background: #0A192F;
}

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

#mobile-menu.open .mobile-link {
    animation: fadeUp 0.4s ease forwards;
    opacity: 1;
}

#mobile-menu .mobile-link:nth-child(1) { animation-delay: 0.05s; }
#mobile-menu .mobile-link:nth-child(2) { animation-delay: 0.1s; }
#mobile-menu .mobile-link:nth-child(3) { animation-delay: 0.15s; }
#mobile-menu .mobile-link:nth-child(4) { animation-delay: 0.2s; }
#mobile-menu .mobile-link:nth-child(5) { animation-delay: 0.25s; }

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Menu Toggle Animation */
.menu-toggle-active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(3px, 3px);
}
.menu-toggle-active .menu-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}
.menu-toggle-active .menu-line:nth-child(3) {
    transform: rotate(-45deg) translate(3px, -3px);
    width: 1.25rem;
}

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

/* Smooth image loading */
img {
    opacity: 1;
    transition: opacity 0.3s ease;
}

/* Subtle hover for cards */
.group:hover .group-hover\:scale-105 {
    transform: scale(1.05);
}