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

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

body {
    overflow-x: hidden;
}

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

::-webkit-scrollbar-track {
    background: #0f1114;
}

::-webkit-scrollbar-thumb {
    background: #343a40;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #FF6B4A;
}

/* Selection color */
::selection {
    background: rgba(255, 107, 74, 0.3);
    color: #fff;
}

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

.reveal.hidden {
    opacity: 0;
    transform: translateY(30px);
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }
    
    .reveal.visible {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Service card hover glow */
.service-card:hover {
    box-shadow: 0 20px 60px rgba(255, 107, 74, 0.08);
}

/* Navbar active state */
header.scrolled {
    background: rgba(15, 17, 20, 0.98) !important;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* Mobile menu animation */
#mobileMenu.show {
    animation: slideDown 0.3s ease;
}

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

/* Hamburger animation */
.menu-line.active:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.menu-line.active:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
    width: 1.5rem;
}

/* Button focus states */
a:focus-visible,
button:focus-visible {
    outline: 2px solid #FF6B4A;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Image loading placeholder */
img {
    background-color: #262b30;
}