/* Base styles and custom properties */
:root {
    --color-navy-900: #050A14;
    --color-navy-800: #0F172A;
    --color-navy-700: #1E293B;
    --color-gold-500: #D4A017;
    --color-gold-400: #E8B830;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    overflow-x: hidden;
}

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

::-webkit-scrollbar-track {
    background: var(--color-navy-900);
}

::-webkit-scrollbar-thumb {
    background: var(--color-gold-500);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-gold-400);
}

/* Selection styling */
::selection {
    background: var(--color-gold-500);
    color: var(--color-navy-900);
}

/* Service card hover effects */
.service-card {
    position: relative;
    overflow: hidden;
}

.service-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--color-gold-500);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.5s ease;
}

.service-card:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* Project card image container */
.project-card {
    position: relative;
}

.project-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 16px;
    border: 2px solid transparent;
    transition: border-color 0.3s ease;
    z-index: 1;
    pointer-events: none;
}

.project-card:hover::before {
    border-color: rgba(212, 160, 23, 0.4);
}

/* Testimonial card subtle animation */
.testimonial-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

/* Scroll reveal animations */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.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);
    }
    
    .reveal-left {
        opacity: 0;
        transform: translateX(-30px);
    }
    
    .reveal-left.revealed {
        opacity: 1;
        transform: translateX(0);
    }
    
    .reveal-right {
        opacity: 0;
        transform: translateX(30px);
    }
    
    .reveal-right.revealed {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Navbar scroll state */
.navbar-scrolled {
    background: rgba(255, 255, 255, 0.97) !important;
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.08);
}

.navbar-scrolled .text-navy-700 {
    color: #374151 !important;
}

.navbar-scrolled .text-navy-800 {
    color: #0F172A !important;
}

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

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

/* Counter animation */
.counter {
    display: inline-block;
}

/* Button focus styles */
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--color-gold-500);
    outline-offset: 2px;
}

/* Prevent layout shift on images */
img {
    max-width: 100%;
    height: auto;
}

/* Smooth transitions for all interactive elements */
a, button {
    transition: all 0.2s ease;
}

/* Responsive typography adjustments */
@media (max-width: 768px) {
    html {
        scroll-padding-top: 70px;
    }
}