/* 1.1 KHUNG CALL TO ACTION (CHỐT SALE MÀU CAM) */
.cta-box-luonghan {
    background-color: #fff8e1; /* Nền vàng nhạt */
    border-left: 5px solid #ff9800; /* Viền trái màu cam thương hiệu */
    padding: 20px;
    margin: 30px 0;
    border-radius: 4px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
  }
  .cta-box__title {
    color: #d84315; /* Tiêu đề màu cam đậm */
    margin-top: 0;
    font-size: 1.2em;
  }
  .cta-box__text {
    font-size: 16px;
    line-height: 1.5;
    color: #333;
  }
  .cta-box__button {
    display: inline-block;
    background-color: #ff9800; /* Nút bấm màu cam */
    color: white !important;
    padding: 10px 20px;
    text-decoration: none;
    font-weight: bold;
    border-radius: 5px;
    margin-top: 10px;
    transition: background-color 0.3s;
  }
  .cta-box__button:hover {
    background-color: #e65100; /* Màu cam sậm khi lướt chuột */
  }
  
  /* 1.2 BẢNG SO SÁNH (MÀU CAM/XÁM) */
  .compare-table-wrapper {
    overflow-x: auto; /* Cuộn ngang trên điện thoại */
    margin: 25px 0;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    border-radius: 8px;
  }
  .compare-table {
    width: 100%;
    border-collapse: collapse;
    font-family: Arial, sans-serif;
    min-width: 600px; /* Chống vỡ chữ */
  }
  .compare-table__header-row { background-color: #f1f5f9; }
  .compare-table__th {
    padding: 15px;
    text-align: left;
    font-weight: bold;
    color: #334155;
    border-bottom: 2px solid #cbd5e1;
  }
  .compare-table__th--premium {
    background-color: #ff9800; /* Nhấn mạnh cột Loại 1 */
    color: #ffffff;
    border-bottom: 2px solid #e65100;
  }
  .compare-table__row {
    border-bottom: 1px solid #e2e8f0;
    transition: background-color 0.2s;
  }
  .compare-table__row:hover { background-color: #f8fafc; }
  .compare-table__td {
    padding: 12px 15px;
    color: #475569;
    font-size: 15px;
  }
  .compare-table__td--label {
    font-weight: bold;
    background-color: #fafafa;
    width: 20%;
  }
  .compare-table__td--premium-text {
    font-weight: 600;
    color: #d84315;
    background-color: #fff8e1;
  }
  
  /* 1.3 KHUNG LƯU Ý / MẸO VẶT (MÀU XANH DƯƠNG) */
  .lh-tip-box {
    display: flex;
    background-color: #f0f9ff;
    border-left: 5px solid #0284c7;
    padding: 20px;
    margin: 30px 0;
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(2, 132, 199, 0.1);
  }
  .lh-tip-box__icon {
    font-size: 32px;
    margin-right: 15px;
    display: flex;
    align-items: center;
  }
  .lh-tip-box__content { flex: 1; }
  .lh-tip-box__title {
    color: #0369a1;
    font-size: 1.15em;
    margin-top: 0;
    margin-bottom: 8px;
    font-weight: 700;
  }
  .lh-tip-box__text {
    color: #334155;
    font-size: 15.5px;
    line-height: 1.6;
    margin: 0;
  }
  @media (max-width: 480px) {
    .lh-tip-box { flex-direction: column; }
    .lh-tip-box__icon { margin-bottom: 10px; }
  }
  
  /* 1.4 THÔNG SỐ SẢN PHẨM TRÊN TRANG PRODUCT */
  .lh-product-specs {
    background-color: #fafafa;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    padding: 20px;
    margin: 25px 0;
  }
  .lh-specs-title {
    font-size: 18px;
    color: #111827;
    margin-top: 0;
    margin-bottom: 15px;
    text-transform: uppercase;
    border-bottom: 2px solid #3b82f6;
    display: inline-block;
    padding-bottom: 5px;
  }
  .lh-specs-list { list-style: none; padding: 0; margin: 0; }
  .lh-specs-item {
    display: flex;
    padding: 10px 0;
    border-bottom: 1px dashed #d1d5db;
  }
  .lh-specs-item:last-child { border-bottom: none; padding-bottom: 0; }
  .lh-specs-label {
    width: 150px;
    color: #6b7280;
    font-size: 15px;
    flex-shrink: 0;
  }
  .lh-specs-value { color: #1f2937; font-size: 15px; flex: 1; }
  @media (max-width: 480px) {
    .lh-specs-item { flex-direction: column; }
    .lh-specs-label { width: 100%; margin-bottom: 4px; font-size: 14px; }
  }
  
  /* 1.5 KHUNG 3 CẤP ĐẠI LÝ CHÍNH SÁCH SỈ */
  .lh-partner-tiers { background-color: #f8fafc; padding: 30px; border-radius: 12px; margin: 40px 0; border: 1px solid #e2e8f0; }
  .lh-partner-tiers__header { text-align: center; margin-bottom: 30px; }
  .lh-partner-tiers__title { color: #0f172a; font-size: 1.4em; font-weight: bold; margin-top: 0; margin-bottom: 8px; }
  .lh-partner-tiers__subtitle { color: #64748b; font-size: 15px; margin: 0; }
  .lh-partner-tiers__cards { display: flex; gap: 20px; margin-bottom: 10px; }
  .lh-tier-card { flex: 1; background-color: #ffffff; border-radius: 8px; overflow: hidden; box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05); position: relative; border: 1px solid #e2e8f0; transition: transform 0.3s ease; }
  .lh-tier-card:hover { transform: translateY(-5px); }
  .lh-tier-card--popular { border: 2px solid #3b82f6; transform: scale(1.03); box-shadow: 0 10px 15px rgba(59, 130, 246, 0.1); }
  .lh-tier-card--popular:hover { transform: scale(1.03) translateY(-5px); }
  .lh-tier-card__badge { position: absolute; top: 0; left: 50%; transform: translateX(-50%); background-color: #3b82f6; color: white; padding: 4px 12px; font-size: 12px; font-weight: bold; border-radius: 0 0 8px 8px; }
  .lh-tier-card__top { padding: 25px 20px 20px; text-align: center; border-bottom: 1px solid #f1f5f9; }
  .lh-tier-card__top--basic { background-color: #f8fafc; }
  .lh-tier-card__top--pro { background-color: #eff6ff; }
  .lh-tier-card__top--vip { background-color: #fefce8; }
  .lh-tier-card__name { display: block; font-size: 16px; color: #475569; font-weight: 600; margin-bottom: 5px; }
  .lh-tier-card__volume { display: block; font-size: 20px; color: #0f172a; font-weight: 900; }
  .lh-tier-card__benefits { list-style: none; padding: 20px; margin: 0; }
  .lh-tier-card__benefits li { font-size: 14.5px; color: #334155; margin-bottom: 12px; display: flex; align-items: flex-start; }
  .lh-tier-card__benefits li:last-child { margin-bottom: 0; }
  @media (max-width: 768px) {
    .lh-partner-tiers__cards { flex-direction: column; }
    .lh-tier-card--popular { transform: none; }
    .lh-tier-card--popular:hover { transform: translateY(-5px); }
  }
  
  /* 1.6 KHUNG QUY TRÌNH SẢN XUẤT (TRỤC THỜI GIAN) */
  .lh-production-timeline { background-color: #ffffff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 30px; margin: 35px 0; box-shadow: 0 5px 15px rgba(0,0,0,0.03); }
  .lh-timeline-title { color: #1e293b; font-size: 1.3em; margin-top: 0; margin-bottom: 25px; text-align: center; font-weight: bold; }
  .lh-timeline-wrapper { position: relative; padding-left: 15px; }
  .lh-timeline-wrapper::before { content: ''; position: absolute; top: 0; bottom: 0; left: 29px; width: 2px; background-color: #cbd5e1; z-index: 1; }
  .lh-timeline-step { display: flex; position: relative; margin-bottom: 25px; }
  .lh-timeline-step:last-child { margin-bottom: 0; }
  .lh-timeline-step__marker { position: relative; z-index: 2; flex-shrink: 0; width: 30px; height: 30px; background-color: #3b82f6; color: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; font-size: 14px; border: 3px solid #ffffff; box-shadow: 0 0 0 1px #e2e8f0; margin-right: 20px; }
  .lh-timeline-step__content { background-color: #f8fafc; padding: 15px 20px; border-radius: 8px; flex: 1; border: 1px solid #f1f5f9; }
  .lh-timeline-step__name { color: #2563eb; margin-top: 0; margin-bottom: 8px; font-size: 16px; font-weight: bold; }
  .lh-timeline-step__desc { color: #475569; font-size: 15px; line-height: 1.6; margin: 0; }
  @media (max-width: 480px) {
    .lh-timeline-wrapper { padding-left: 0; }
    .lh-timeline-wrapper::before { left: 14px; }
  }
  
  /* 1.7 DỰ TOÁN KHỞI NGHIỆP (MÀU VÀNG CHANH) */
  .lh-startup-box { background-color: #ffffff; border: 2px solid #fde047; border-radius: 12px; margin: 35px 0; overflow: hidden; box-shadow: 0 4px 15px rgba(250, 204, 21, 0.15); }
  .lh-startup-box__header { background-color: #fef08a; padding: 18px 20px; display: flex; align-items: center; border-bottom: 2px dashed #facc15; }
  .lh-startup-box__icon { font-size: 26px; margin-right: 12px; }
  .lh-startup-box__title { color: #854d0e; font-size: 1.2em; margin: 0; font-weight: 800; }
  .lh-startup-box__content { padding: 25px; }
  .lh-startup-box__intro { color: #4b5563; font-size: 15.5px; margin-top: 0; margin-bottom: 20px; line-height: 1.5; }
  .lh-startup-list { list-style: none; padding: 0; margin: 0; }
  .lh-startup-item { display: flex; justify-content: space-between; align-items: center; padding: 14px 15px; background-color: #f8fafc; margin-bottom: 12px; border-radius: 6px; border: 1px solid #f1f5f9; }
  .lh-startup-item:last-child { margin-bottom: 0; }
  .lh-startup-item--highlight { background-color: #fffbeb; border-color: #fde047; }
  .lh-startup-item__name { color: #334155; font-size: 15px; display: flex; align-items: center; }
  .lh-startup-item__check { margin-right: 8px; font-size: 18px; }
  .lh-startup-item__cost { font-weight: 600; color: #1e293b; font-size: 15.5px; }
  .lh-highlight-text { color: #ea580c; }
  .lh-startup-total { margin-top: 20px; padding-top: 15px; border-top: 2px dashed #e5e7eb; text-align: right; font-size: 16.5px; color: #b45309; }
  @media (max-width: 600px) {
    .lh-startup-item { flex-direction: column; align-items: flex-start; }
    .lh-startup-item__cost { margin-top: 8px; margin-left: 26px; color: #b91c1c; }
    .lh-startup-total { text-align: center; }
  }
  
  
  /* =========================================
     NHÓM 2: CÁC KHUNG GIAO DIỆN MỚI BỔ SUNG
     (Dùng cho các bài viết tiếp theo)
     ========================================= */
  
  /* 2.1 BẢNG BÁO GIÁ CHUẨN GEO (BÀO NGƯ) */
  .lh-geo-price-table { margin: 30px 0; background-color: #ffffff; border: 1px solid #e2e8f0; border-radius: 10px; overflow: hidden; box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05); }
  .lh-geo-price-title { background-color: #1e3a8a; color: #ffffff; margin: 0; padding: 16px 20px; font-size: 1.2em; text-align: center; font-weight: bold; }
  .lh-pricing-table { width: 100%; border-collapse: collapse; text-align: left; }
  .lh-pricing-table th, .lh-pricing-table td { padding: 15px 20px; border-bottom: 1px solid #e2e8f0; }
  .lh-pricing-table th { background-color: #f8fafc; color: #334155; font-size: 15px; font-weight: 700; }
  .lh-pricing-table td { color: #475569; font-size: 15.5px; vertical-align: middle; }
  .lh-size-note { font-size: 13.5px; color: #64748b; }
  .lh-price-value { color: #dc2626 !important; font-weight: bold; font-size: 16px; }
  .lh-pricing-table tbody tr:last-child td { border-bottom: none; }
  .lh-geo-alert { background-color: #fffbeb; padding: 15px 20px; color: #b45309; font-size: 15px; line-height: 1.5; border-top: 1px dashed #fcd34d; }
  @media (max-width: 600px) {
    .lh-geo-price-table { overflow-x: auto; }
    .lh-pricing-table th, .lh-pricing-table td { padding: 12px 10px; font-size: 14.5px; min-width: 120px; }
  }
  
  /* 2.2 KHUNG TÓM TẮT DÀNH CHO AI (XANH BẠC HÀ) */
  .lh-summary-box { background-color: #f0f7ff; border-left: 5px solid #0056b3; padding: 15px; margin-bottom: 25px; border-radius: 4px; }
  .lh-summary-box__title { margin-top:0; color:#0056b3; font-size: 1.1em; }
  
  /* 2.3 KHUNG GIAO HÀNG HỎA TỐC (CÓ NÚT) */
  .lh-express-box { display: flex; background: linear-gradient(to right, #fffbeb, #ffffff); border: 1px solid #fde68a; border-radius: 12px; padding: 24px; margin: 30px 0; box-shadow: 0 4px 15px rgba(245, 158, 11, 0.1); }
  .lh-express-box__icon { width: 60px; height: 60px; background-color: #f59e0b; border-radius: 50%; display: flex; align-items: center; justify-content: center; margin-right: 20px; flex-shrink: 0; }
  .lh-express-icon-img { font-size: 32px; }
  .lh-express-box__content { flex: 1; }
  .lh-express-box__title { color: #d97706; font-size: 1.25em; margin-top: 0; margin-bottom: 10px; font-weight: bold; }
  .lh-express-box__desc { color: #4b5563; font-size: 15.5px; line-height: 1.6; margin-bottom: 20px; }
  .lh-express-box__btn { display: inline-block; background-color: #ef4444; color: #ffffff !important; font-weight: 600; padding: 10px 24px; border-radius: 8px; text-decoration: none; transition: all 0.3s ease; }
  .lh-express-box__btn:hover { background-color: #dc2626; transform: translateY(-2px); }
  @media (max-width: 500px) {
    .lh-express-box { flex-direction: column; text-align: center; }
    .lh-express-box__icon { margin: 0 auto 15px auto; }
  }
  
  /* 2.4 BẢNG TÍNH LỢI NHUẬN (DỒI SỤN) */
  .lh-profit-calc { background-color: #ffffff; border: 2px solid #e2e8f0; border-radius: 12px; margin: 35px 0; overflow: hidden; box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05); }
  .lh-profit-calc__header { background: linear-gradient(135deg, #1e3a8a, #3b82f6); padding: 18px 20px; display: flex; align-items: center; }
  .lh-profit-calc__icon { font-size: 26px; margin-right: 12px; }
  .lh-profit-calc__title { color: #ffffff; font-size: 1.2em; margin: 0; font-weight: 700; }
  .lh-profit-calc__body { display: flex; padding: 25px; align-items: stretch; }
  .lh-profit-col { flex: 1; border-radius: 8px; padding: 20px; }
  .lh-profit-col--cost { background-color: #f8fafc; border: 1px dashed #cbd5e1; }
  .lh-profit-col--revenue { background-color: #f0fdf4; border: 1px dashed #86efac; }
  .lh-profit-col__title { margin-top: 0; margin-bottom: 15px; font-size: 16px; font-weight: bold; text-align: center; }
  .lh-profit-col--cost .lh-profit-col__title { color: #475569; }
  .lh-profit-col--revenue .lh-profit-col__title { color: #166534; }
  .lh-profit-arrow { display: flex; align-items: center; justify-content: center; padding: 0 15px; font-size: 24px; color: #94a3b8; }
  .lh-profit-list { list-style: none; padding: 0; margin: 0; }
  .lh-profit-list li { font-size: 15px; color: #334155; margin-bottom: 12px; line-height: 1.5; }
  .lh-profit-list li:last-child { margin-bottom: 0; }
  .lh-highlight-cost { color: #dc2626; font-weight: bold; }
  .lh-highlight-rev { color: #059669; font-weight: 800; font-size: 16px; }
  .lh-profit-footer { background-color: #f1f5f9; padding: 12px 20px; font-size: 13.5px; color: #64748b; border-top: 1px solid #e2e8f0; }
  @media (max-width: 768px) {
    .lh-profit-calc__body { flex-direction: column; }
    .lh-profit-arrow { padding: 15px 0; transform: rotate(90deg); }
  }
  
  /* 2.5 KHUNG PHÂN LUỒNG NHU CẦU LẺ/SỈ */
  .lh-intent-split { background-color: #ffffff; border: 1px solid #e5e7eb; border-radius: 12px; margin: 35px 0; box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.05); overflow: hidden; }
  .lh-intent-split__header { background-color: #1e293b; padding: 15px 20px; text-align: center; }
  .lh-intent-split__title { color: #ffffff; font-size: 1.15em; margin: 0; font-weight: bold; }
  .lh-intent-split__container { display: flex; position: relative; }
  .lh-intent-col { flex: 1; padding: 30px 25px; text-align: center; }
  .lh-intent-col--retail { background-color: #f8fafc; }
  .lh-intent-col--wholesale { background-color: #fffbeb; }
  .lh-intent-col__icon { font-size: 40px; margin-bottom: 15px; }
  .lh-intent-col__heading { font-size: 18px; font-weight: 800; margin-top: 0; margin-bottom: 12px; }
  .lh-intent-col--retail .lh-intent-col__heading { color: #475569; }
  .lh-intent-col--wholesale .lh-intent-col__heading { color: #b45309; }
  .lh-intent-col__desc { color: #4b5563; font-size: 14.5px; line-height: 1.6; margin-bottom: 20px; }
  .lh-intent-col__action { list-style: none; padding: 0; margin: 0; text-align: left; display: inline-block; }
  .lh-intent-col__action li { font-size: 15px; font-weight: 600; margin-bottom: 10px; }
  .lh-intent-col__action li:last-child { margin-bottom: 0; }
  .lh-intent-col--retail .lh-intent-col__action li { color: #334155; }
  .lh-intent-col--wholesale .lh-intent-col__action li { color: #ea580c; }
  .lh-intent-divider { position: absolute; top: 0; bottom: 0; left: 50%; transform: translateX(-50%); display: flex; align-items: center; border-left: 2px dashed #cbd5e1; }
  .lh-intent-divider__text { background-color: #ffffff; color: #94a3b8; font-size: 12px; font-weight: bold; padding: 6px 10px; border-radius: 20px; border: 1px solid #cbd5e1; transform: translateX(-50%); }
  @media (max-width: 768px) {
    .lh-intent-split__container { flex-direction: column; }
    .lh-intent-divider { position: relative; top: auto; bottom: auto; left: auto; transform: none; border-left: none; border-top: 2px dashed #cbd5e1; height: 1px; justify-content: center; }
    .lh-intent-divider__text { transform: translateY(-50%); }
  }
  
  /* 2.6 TUYẾN ĐƯỜNG VẬN CHUYỂN DĨ AN */
  .lh-route-box { background-color: #ffffff; border: 2px solid #bae6fd; border-radius: 12px; margin: 35px 0; box-shadow: 0 4px 15px rgba(14, 165, 233, 0.1); overflow: hidden; }
  .lh-route-box__header { background-color: #f0f9ff; padding: 20px; text-align: center; border-bottom: 2px dashed #7dd3fc; }
  .lh-route-box__title { color: #0369a1; font-size: 1.25em; font-weight: 800; margin-top: 0; margin-bottom: 8px; }
  .lh-route-box__subtitle { color: #475569; font-size: 15px; margin: 0; }
  .lh-route-path { padding: 30px 25px; }
  .lh-route-point { display: flex; align-items: flex-start; }
  .lh-route-point__dot { width: 46px; height: 46px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 22px; margin-right: 18px; flex-shrink: 0; position: relative; z-index: 2; }
  .lh-route-point__dot--start { background-color: #e0f2fe; border: 2px solid #3b82f6; }
  .lh-route-point__dot--end { background-color: #fef2f2; border: 2px solid #ef4444; }
  .lh-route-point__info { padding-top: 2px; }
  .lh-route-point__name { display: block; color: #1e293b; font-size: 16px; font-weight: 700; margin-bottom: 6px; }
  .lh-route-point__desc { color: #4b5563; font-size: 15px; line-height: 1.5; }
  .lh-route-line { margin-left: 22px; border-left: 3px dashed #cbd5e1; padding: 25px 0 25px 35px; }
  .lh-route-line__text { background-color: #f59e0b; color: #ffffff; padding: 6px 14px; border-radius: 20px; font-size: 13.5px; font-weight: bold; box-shadow: 0 2px 4px rgba(245, 158, 11, 0.2); }
  @media (max-width: 480px) {
    .lh-route-path { padding: 25px 15px; }
    .lh-route-line__text { font-size: 12.5px; }
  }
  
  /* 2.7 MENU GỢI Ý MÓN ĂN THEO SIZE */
  .lh-menu-guide { background-color: #f8fafc; border: 1px solid #e2e8f0; border-radius: 12px; padding: 25px; margin: 35px 0; }
  .lh-menu-guide__header { display: flex; align-items: center; margin-bottom: 25px; padding-bottom: 15px; border-bottom: 2px dashed #cbd5e1; }
  .lh-menu-guide__icon { font-size: 30px; margin-right: 15px; }
  .lh-menu-guide__title { color: #0f172a; font-size: 1.25em; font-weight: 800; margin: 0; }
  .lh-menu-guide__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
  .lh-menu-card { background-color: #ffffff; border: 1px solid #cbd5e1; border-radius: 8px; overflow: hidden; box-shadow: 0 4px 6px rgba(0, 0, 0, 0.04); transition: transform 0.3s ease; }
  .lh-menu-card:hover { transform: translateY(-5px); }
  .lh-menu-card__size { background-color: #3b82f6; color: #ffffff; text-align: center; padding: 12px 10px; font-weight: bold; font-size: 15.5px; }
  .lh-menu-card__size--orange { background-color: #f59e0b; }
  .lh-menu-card__size--red { background-color: #ef4444; }
  .lh-menu-card__body { padding: 20px; }
  .lh-menu-list { list-style: none; padding: 0; margin: 0; }
  .lh-menu-list li { color: #334155; font-size: 14.5px; margin-bottom: 12px; padding-bottom: 12px; border-bottom: 1px dashed #e2e8f0; display: flex; align-items: flex-start; }
  .lh-menu-list li:last-child { margin-bottom: 0; padding-bottom: 0; border-bottom: none; }
  @media (max-width: 768px) {
    .lh-menu-guide__grid { grid-template-columns: 1fr; }
  }
  
  /* 2.8 KHUNG SO SÁNH (MỚI) */
  .lh-geo-table-wrapper { margin: 35px 0; background-color: #ffffff; border-radius: 8px; overflow: hidden; border: 1px solid #e2e8f0; }
  .lh-table-title { background-color: #f8fafc; color: #0f172a; margin: 0; padding: 15px 20px; font-size: 1.15em; font-weight: bold; border-bottom: 2px solid #cbd5e1; }
  .lh-comparison-table { width: 100%; border-collapse: collapse; text-align: left; }
  .lh-comparison-table th, .lh-comparison-table td { padding: 14px 20px; border-bottom: 1px solid #e2e8f0; font-size: 15px; color: #334155; }
  .lh-comparison-table th { background-color: #f1f5f9; font-weight: bold; color: #1e293b; }
  .col-bad { background-color: #fef2f2; color: #b91c1c !important; }
  .col-good { background-color: #f0fdf4; color: #15803d !important; font-weight: 500; }
  .lh-comparison-table tbody tr:last-child td { border-bottom: none; }
  @media (max-width: 600px) {
    .lh-geo-table-wrapper { overflow-x: auto; }
    .lh-comparison-table th, .lh-comparison-table td { padding: 12px 10px; font-size: 14px; min-width: 130px; }
    .lh-comparison-table th:first-child, .lh-comparison-table td:first-child { min-width: 150px; }
  }
  
.lh-box { background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 25px; margin: 30px 0; box-shadow: 0 4px 15px rgba(0,0,0,.04); }
.lh-box-header { display: flex; align-items: center; margin: 0 0 20px; padding-bottom: 15px; border-bottom: 1px dashed #cbd5e1; }
.lh-box-icon { font-size: 28px; margin-right: 15px; }
.lh-box-title { color: #0f172a; font-size: 1.25em; font-weight: 800; margin: 0; }
.lh-grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.lh-item { display: flex; align-items: flex-start; background: #f8fafc; padding: 15px; border-radius: 8px; border: 1px solid #f1f5f9; }
.lh-item-icon { font-size: 20px; margin-right: 12px; }
.lh-item-title { display: block; font-weight: 700; color: #1d4ed8; margin: 0 0 5px; font-size: 15.5px; }
.lh-item-desc { color: #475569; font-size: 14.5px; line-height: 1.5; margin: 0; }
@media (max-width: 768px) { .lh-grid-2 { grid-template-columns: 1fr; } }

/* Trang trí cái khung bao bọc câu hỏi */
.cau-hoi-faq {
  background-color: #ffffff;
  border: 1px solid #e5e7eb; /* Viền xám nhạt */
  border-radius: 8px; /* Bo góc mềm mại */
  margin-bottom: 10px; /* Cách các câu hỏi với nhau 10px */
  padding: 10px 15px;
}

/* Trang trí câu hỏi (chỗ để bấm) */
.cau-hoi-faq__tieu-de {
  font-weight: bold;
  font-size: 16px;
  cursor: pointer; /* Đổi con trỏ chuột thành hình bàn tay để báo hiệu là bấm được */
  outline: none; /* Xóa viền xanh mặc định xấu xí khi click vào */
}

/* Trang trí phần câu trả lời xổ xuống */
.cau-hoi-faq__noi-dung {
  margin-top: 10px;
  color: #4b5563; /* Màu xám đậm dễ đọc */
  line-height: 1.5; /* Khoảng cách giữa các dòng chữ cho thoáng */
}