body {
    font-family: 'Inter', sans-serif;
    background-color: #121212;
    color: #e0e0e0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.header-bg {
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
}

.hero-section {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.9)), url('../images/IMG_20250626_131512.png') no-repeat center center/cover;
}

.nav-link {
    position: relative;
    transition: color 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    background-color: #e53e3e; /* red-600 */
    transition: width 0.3s ease;
}

.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

.card {
    background-color: #1a1a1a;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.section-title {
    position: relative;
    display: inline-block;
    padding-bottom: 0.5rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 50%;
    height: 3px;
    background-color: #e53e3e; /* red-600 */
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

@keyframes zoomIn {
    from { transform: scale(0.9); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.fade-in {
    animation: fadeIn 1s ease-out forwards;
}

.fade-in-up {
    animation: fadeInUp 1s ease-out forwards;
}

.zoom-in {
    animation: zoomIn 0.8s ease-out forwards;
}

/* Scrollspy */
.nav-link.active {
    color: #e53e3e;
}