/* Base & Utilities */
*, *::before, *::after {
    box-sizing: border-box;
}

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

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Service Card Hover */
.service-card {
    position: relative;
    overflow: hidden;
}

.service-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #7B2D3B, #D2888E);
    transform: scaleX(0);
    transition: transform 0.3s ease;
    transform-origin: left;
}

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

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

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(123, 45, 59, 0.1) !important;
}

/* Project Image */
.project-img::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 12px;
    border: 2px solid transparent;
    transition: border-color 0.3s ease;
    z-index: 1;
    pointer-events: none;
}

.project-img:hover::before {
    border-color: rgba(123, 45, 59, 0.3);
}

/* Fade-in animations (below-fold only, progressive enhancement) */
@media (prefers-reduced-motion: no-preference) {
    .fade-in {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }

    .fade-in.visible {
        opacity: 1;
        transform: translateY(0);
    }

    .fade-in-delay-1 { transition-delay: 0.1s; }
    .fade-in-delay-2 { transition-delay: 0.2s; }
    .fade-in-delay-3 { transition-delay: 0.3s; }
    .fade-in-delay-4 { transition-delay: 0.4s; }
    .fade-in-delay-5 { transition-delay: 0.5s; }
}

/* Navbar scroll state */
.navbar-scrolled {
    box-shadow: 0 1px 20px rgba(123, 45, 59, 0.08);
}

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

::-webkit-scrollbar-track {
    background: #f5f5f5;
}

::-webkit-scrollbar-thumb {
    background: #D2888E;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #7B2D3B;
}