/* Reset CSS cơ bản */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

body {
    background-color: #f9f9f9;
}

/* Header */
.header {
    background-color: #222;
    color: #fff;
    text-align: center;
    padding: 20px 0;
}

.header h1 {
    font-size: 24px;
    font-weight: bold;
}

/* Banner */
.banner {
    position: relative;
    width: 100%;
    height: 320px;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #ccc;
}

.banner-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.banner-title {
    position: absolute;
    color: #f3e865; /* Màu vàng của chữ */
    font-size: 38px;
    font-weight: bold;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.6);
    text-align: center;
    padding: 0 10px;
}

/* Features Cards */
.features-container {
    display: flex;
    justify-content: center;
    gap: 20px;
    max-width: 1200px;
    margin: 40px auto;
    padding: 0 20px;
}

.feature-card {
    flex: 1;
    background-color: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 24px 20px;
    min-height: 160px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02);
}

.feature-card h3 {
    font-size: 16px;
    font-weight: bold;
    color: #111;
    margin-bottom: 12px;
    line-height: 1.4;
}

.feature-card p {
    font-size: 13px;
    color: #555;
    line-height: 1.5;
}

/* Call to Action (CTA) */
.cta-section {
    background-color: #1e9d3b; /* Màu xanh lá */
    color: #fff;
    text-align: center;
    padding: 35px 20px;
}

.cta-section h2 {
    font-size: 20px;
    margin-bottom: 20px;
    font-weight: bold;
}

.cta-button {
    background-color: #eee;
    color: #333;
    border: none;
    padding: 10px 30px;
    font-size: 14px;
    border-radius: 2px;
    cursor: pointer;
    transition: background-color 0.2s;
}

.cta-button:hover {
    background-color: #fff;
}