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

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

body {
    overflow-x: hidden;
}

/* Scroll Reveal Animations */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Default state for reduced motion - always visible */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Navbar */
#navbar {
    background: transparent;
    transition: background 0.3s ease, box-shadow 0.3s ease, padding 0.3s ease;
}

#navbar.scrolled {
    background: rgba(12, 12, 14, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05);
    padding: 0;
}

#navbar.scrolled nav {
    padding-top: 1rem;
    padding-bottom: 1rem;
}

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

#mobileMenu.open .mobile-link {
    animation: slideIn 0.3s ease forwards;
}

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

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

/* Mobile menu lines animation */
.menu-line {
    display: block;
    transition: all 0.3s ease;
}

#menuToggle.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

#menuToggle.active .menu-line:nth-child(2) {
    opacity: 0;
}

#menuToggle.active .menu-line:nth-child(3) {
    width: 24px;
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Geometric shape animations */
@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

@keyframes floatSlow {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

@media (prefers-reduced-motion: no-preference) {
    .absolute.top-1\/3.right-1\/4.rounded-full {
        animation: float 6s ease-in-out infinite;
    }
    .absolute.top-1\/2.right-1\/3.rotate-45 {
        animation: floatSlow 4s ease-in-out infinite;
    }
}

/* Smooth image loading */
img {
    image-rendering: auto;
}

/* Selection color */
::selection {
    background: rgba(255, 69, 33, 0.3);
    color: white;
}

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

::-webkit-scrollbar-track {
    background: #0C0C0E;
}

::-webkit-scrollbar-thumb {
    background: #3F3F46;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #FF5C3A;
}

/* Focus styles for accessibility */
a:focus-visible,
button:focus-visible {
    outline: 2px solid #FF5C3A;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Ensure all interactive elements are keyboard accessible */
button, a, input, select, textarea {
    outline: none;
}

/* Prevent flash of unstyled content */
.no-js .reveal {
    opacity: 1 !important;
    transform: none !important;
}