body { 
    font-family: sans-serif; 
    margin: 0; 
    background: #fafafa; 
}
.container {
    max-width: 700px;
    margin: 0 auto;
    background: #fff;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}
h1,h3 { margin-top: 0; }

/* search box */
.search-box { 
    margin-bottom: 20px; 
    display: flex;
    gap: 8px;
}
.search-box input { 
    flex: 1; 
    padding: 8px; 
    border: 1px solid #ccc; 
    border-radius: 6px; 
}
.btn { 
    padding: 8px 14px; 
    background: #563d7c; 
    color: #fff; 
    border: none; 
    border-radius: 6px;
    cursor: pointer; 
}
.btn:hover { background: #452c63; }

/* breadcrumb */
.breadcrumb {
    font-size: 14px; 
    margin-bottom: 15px;
}
.breadcrumb a { 
    color: #563d7c; 
    text-decoration: none; 
}
.breadcrumb a:hover { text-decoration: underline; }

/* comment */
.comment {
    background: #f0f9ff;
    border: 1px solid #cce7ff;
    padding: 10px;
    margin-bottom: 10px;
    border-radius: 8px;
}

/* textarea */
textarea { 
    width: 100%; 
    min-height: 60px; 
    margin-top: 10px; 
    padding: 8px; 
    border-radius: 6px; 
    border: 1px solid #ccc;
    resize: vertical;
}

/* similar numbers */
.similar { 
    display: flex; 
    flex-wrap: wrap; 
    gap: 10px; 
    margin-top: 20px; 
}
.similar .item { 
    background: #f3f3f3; 
    padding: 8px 12px; 
    border-radius: 10px; 
    font-size: 14px; 
}

/* responsive */
@media (max-width: 768px) {
    .container { 
        padding: 15px; 
        border-radius: 8px; 
    }
}
/* phone row style */
.phone {
    background: #f9f9f9;
    border: 1px solid #e2e2e2;
    padding: 12px 15px;
    border-radius: 10px;
    margin-bottom: 12px;
    transition: background 0.2s;
}
.phone:hover {
    background: #f1f1f1;
}
.phone a {
    text-decoration: none;
    color: #563d7c;
    font-size: 16px;
}
.phone strong {
    font-size: 18px;
}
/* Alert box chung */
.alert {
    padding: 15px 20px;
    border-radius: 8px;
    margin: 20px 0;
    font-size: 15px;
    line-height: 1.5;
    font-weight: 500;
}

/* Thông tin (info) */
.alert-info {
    background-color: #e9f5ff;
    border: 1px solid #b6e0fe;
    color: #084298;
}

/* Cảnh báo (warning) */
.alert-warning {
    background-color: #fff3cd;
    border: 1px solid #ffecb5;
    color: #664d03;
}

/* Nguy hiểm (danger) */
.alert-danger {
    background-color: #f8d7da;
    border: 1px solid #f5c2c7;
    color: #842029;
}


.comment-form {
    margin: 20px 0;
}

.comment-form textarea {
    width: 100%;
    min-height: 100px;
    padding: 10px;
    font-size: 15px;
    border: 1px solid #ccc;
    border-radius: 8px;
    resize: vertical;
    margin-bottom: 10px;
	padding-right: 0;
}

/* Nút gửi */
.comment-form button {
    background: #5a2d82; /* tím đậm */
    color: white;
    border: none;
    padding: 12px 24px;
    font-size: 16px;
    font-weight: bold;
    border-radius: 8px;
    cursor: pointer;
    margin-bottom: 20px; /* tạo khoảng cách với phần dưới */
    transition: background 0.3s;
    display: inline-block;
}

.comment-form button:hover {
    background: #7a44b8;
}

.captcha-box {
    margin: 10px 0;
    display: flex;
    align-items: center;
    gap: 10px;
}
.captcha-box label {
    font-weight: 600;
    color: #333;
}
.captcha-box input {
    width: 80px;
    padding: 6px;
    border-radius: 6px;
    border: 1px solid #ccc;
}
/* Thành công (success) */
.alert-success {
    background-color: #d1e7dd;
    border: 1px solid #badbcc;
    color: #0f5132;
}
/* Header */
.site-header {
    background-color: #4b4089; /* tím đậm giống hình bạn gửi */
    color: white;
    padding: 20px 0;
    text-align: center;
    margin-bottom: 20px;
}

.site-header .container-header {
    max-width: 700px;
    margin: 0 auto;
    padding: 0 15px;
}

.site-header .site-title {
    font-size: 28px;
    font-weight: bold;
    margin: 0;
}

.site-header .site-tagline {
    font-size: 16px;
    font-weight: 400;
    margin: 5px 0 0;
    color: #f0f0f0;
}

/* Footer */
.site-footer {
    background-color: #4b4089; /* tím đậm */
    color: white;
    text-align: center;
    margin-top: 40px;
}

.site-footer .footer-text {
    font-size: 14px;
    margin: 0;
    padding: 15px 0;
    color: #e0e0e0;
}

.site-title a {
    text-decoration: none;
    color: #fff; /* giữ màu trắng trên nền xanh */
}

.site-title a:hover {
    text-decoration: underline;
    color: #e2e2e2;
}

.statistics-container {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 20px;
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 800px;
    text-align: center;
    box-sizing: border-box; /* Đảm bảo padding không gây tràn */
}

.statistic-item {
    flex: 1;
    padding: 20px;
    border-right: 1px solid #e0e0e0;
}

/* Loại bỏ đường kẻ ở cột cuối cùng */
.statistic-item:last-child {
    border-right: none;
}

.statistic-item h3 {
    color: #555;
    font-size: 16px;
    font-weight: normal;
    margin-top: 0;
    margin-bottom: 5px;
}

.statistic-item p {
    font-size: 48px;
    font-weight: bold;
    color: #007bff;
    margin: 10px 0;
}

.statistic-item .description {
    font-size: 14px;
    color: #777;
    margin: 0;
}

/* CSS cho thiết bị di động */
@media (max-width: 768px) {
    .statistics-container {
        flex-wrap: wrap; 
        padding-bottom: 0; /* Đảm bảo không có padding cuối container */
    }

    .statistic-item {
        flex: 0 0 100%; 
        max-width: 100%;
        margin: 10px 0;
        border-right: none;
    }
    
    /* Áp dụng đường viền dưới cho TẤT CẢ các mục, trừ mục cuối cùng */
    .statistic-item:not(:last-child) {
        border-bottom: 1px solid #e0e0e0;
    }
}

.footer-text a{
    text-decoration: none;
    color: #fff;
}