/* Base Styles */
*, *::before, *::after {
    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: #1a2028;
}
::-webkit-scrollbar-thumb {
    background: #303a45;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #FF6B4A;
}

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

/* Navbar scroll state */
nav.scrolled {
    background: rgba(15, 20, 25, 0.95) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 107, 74, 0.1);
}

nav.scrolled a:not([class*="bg-coral"]) {
    color: #f7f7f7 !important;
}

/* Service card hover glow */
.service-card::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
    background: radial-gradient(circle at 50% 0%, rgba(255,107,74,0.08), transparent 70%);
}
.service-card {
    position: relative;
}
.service-card:hover::after {
    opacity: 1;
}

/* Reveal animations (progressive enhancement) */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.8s ease, transform 0.8s ease;
    }
    .reveal.visible {
        opacity: 1;
        transform: translateY(0);
    }
    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
    .reveal-delay-4 { transition-delay: 0.4s; }
    .reveal-delay-5 { transition-delay: 0.5s; }
    .reveal-delay-6 { transition-delay: 0.6s; }
}

/* Mobile link active state */
.mobile-link {
    position: relative;
}
.mobile-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: #FF6B4A;
    transition: width 0.3s ease;
}
.mobile-link:hover::after {
    width: 100%;
}

/* Image lazy load placeholder */
img {
    background: linear-gradient(135deg, #252d37 0%, #1a2028 100%);
}

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