body {
    font-family: 'Roboto', sans-serif;
    background-color: #f3f4f6;
    background-image: url('https://www.transparenttextures.com/patterns/asfalt-dark.png');
    background-attachment: fixed;
    background-size: cover;
    color: #1f2937;
    opacity: 0;
    margin: 0;
    padding: 0;
    font-size: 16px;
}

.slide-up {
    animation: slideUp 1s ease-out forwards;
}

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

.header-bg {
    background: linear-gradient(to right, #ea580c, #f97316);
    color: #ffffff;
    transform: translateY(-20px);
    opacity: 0;
    animation: slideInHeader 0.8s ease-out 0.3s forwards;
    padding: 2rem 1rem;
}

@keyframes slideInHeader {
    to { transform: translateY(0); opacity: 1; }
}

.card {
    transition: transform 0.4s ease-in-out, box-shadow 0.4s ease-in-out;
    border-radius: 12px;
    overflow: hidden;
    background-color: #ffffff;
    border: 1px solid #e5e7eb;
    margin: 0.5rem;
    transform: translateX(-20px);
    opacity: 0;
    animation: slideInCard 0.5s ease-out forwards;
    animation-delay: calc(0.1s * var(--card-index));
}

@keyframes slideInCard {
    to { transform: translateX(0); opacity: 1; }
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 20px rgba(234, 88, 12, 0.2);
}

.card h2 {
    transition: color 0.4s ease-in-out;
}

.card:hover h2 {
    color: #ea580c;
}

.ripple-link {
    position: relative;
    transition: color 0.4s ease-in-out;
}

.ripple-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -2px;
    left: 50%;
    background-color: #f97316;
    transition: width 0.4s ease-in-out, left 0.4s ease-in-out;
}

.ripple-link:hover::after {
    width: 100%;
    left: 0;
}

.ripple-link:hover {
    color: #f97316;
    animation: ripple 0.8s ease-in-out;
}

@keyframes ripple {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

.bg-gray-800 {
    background-color: #1f2937;
    transition: background-color 0.4s ease-in-out;
}

.bg-gray-800:hover {
    background-color: #374151;
}

@media (max-width: 768px) {
    .header-bg {
        background: linear-gradient(to bottom, #ea580c, #f97316);
        padding: 1.5rem 0.5rem;
    }
    .header-bg h1 {
        font-size: 2rem;
        line-height: 2.5rem;
    }
    .header-bg p {
        font-size: 1rem;
        line-height: 1.4rem;
    }
    .card {
        margin: 0.5rem;
        padding: 1rem;
    }
    .card h2 {
        font-size: 1.25rem;
    }
    .card p {
        font-size: 0.9rem;
        line-height: 1.4;
    }
    .container {
        padding-left: 0.5rem;
        padding-right: 0.5rem;
    }
    section.mb-12 p {
        font-size: 0.95rem;
    }
    section.mt-12 h2 {
        font-size: 1.75rem;
    }
    section.mt-12 p, section.mt-12 ul li {
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    .header-bg {
        padding: 1rem 0.5rem;
    }
    .header-bg h1 {
        font-size: 1.75rem;
        line-height: 2rem;
    }
    .header-bg p {
        font-size: 0.9rem;
        line-height: 1.3rem;
    }
    .card {
        margin: 0.3rem;
        padding: 0.75rem;
    }
    .card h2 {
        font-size: 1.1rem;
    }
    .card p {
        font-size: 0.85rem;
        line-height: 1.3;
    }
    .container {
        padding-left: 0.3rem;
        padding-right: 0.3rem;
    }
    section.mb-12 p {
        font-size: 0.9rem;
    }
    section.mt-12 h2 {
        font-size: 1.5rem;
    }
    section.mt-12 p, section.mt-12 ul li {
        font-size: 0.9rem;
    }
    footer {
        padding: 1rem;
        font-size: 0.85rem;
    }
}

footer {
    transition: background-color 0.4s ease-in-out;
}