.page-c-ch-nh-b52-pdf { font-family: 'Arial', sans-serif; color: #fff; background-color: #0d1a26; line-height: 1.6; }.page-c-ch-nh-b52-pdf__container { max-width: 1200px; margin: 0 auto; padding: 0 15px; box-sizing: border-box; }.page-c-ch-nh-b52-pdf__hero-section { background: linear-gradient(135deg, #1f3a5f, #0d1a26); padding: 10px 0 60px; text-align: center; position: relative; overflow: hidden; }.page-c-ch-nh-b52-pdf__hero-background { position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover; z-index: -1; filter: brightness(0.6); }.page-c-ch-nh-b52-pdf__hero-content { position: relative; z-index: 1; padding-top: 50px; }.page-c-ch-nh-b52-pdf__hero-title { font-size: 3.2em; color: #ffeb3b; margin-bottom: 20px; text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7); }.page-c-ch-nh-b52-pdf__hero-subtitle { font-size: 1.5em; color: #e0e0e0; margin-bottom: 40px; }.page-c-ch-nh-b52-pdf__btn { display: inline-block; background-color: #ffeb3b; color: #0d1a26; padding: 15px 30px; border-radius: 50px; text-decoration: none; font-weight: bold; font-size: 1.1em; transition: background-color 0.3s ease, transform 0.3s ease; border: none; cursor: pointer; }.page-c-ch-nh-b52-pdf__btn:hover { background-color: #fff9c4; transform: translateY(-3px); }.page-c-ch-nh-b52-pdf__payment-providers { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 30px; width: 100%; max-width: 100%; box-sizing: border-box; padding: 40px 0; background-color: #1a2a3a; }.page-c-ch-nh-b52-pdf__payment-logo { flex: 0 0 auto; width: 80px; height: 80px; max-width: 80px; max-height: 80px; box-sizing: border-box; }.page-c-ch-nh-b52-pdf__payment-logo img { display: block; width: 80px !important; height: 80px !important; max-width: 80px !important; max-height: 80px !important; object-fit: contain; }.page-c-ch-nh-b52-pdf__section { padding: 60px 0; }.page-c-ch-nh-b52-pdf__section--dark { background-color: #1a2a3a; }.page-c-ch-nh-b52-pdf__section-title { font-size: 2.5em; color: #ffeb3b; text-align: center; margin-bottom: 40px; text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5); }.page-c-ch-nh-b52-pdf__text-block { background-color: #1f3a5f; padding: 30px; border-radius: 10px; margin-bottom: 30px; box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3); }.page-c-ch-nh-b52-pdf__text-block h3 { color: #ffeb3b; font-size: 1.8em; margin-top: 0; margin-bottom: 15px; }.page-c-ch-nh-b52-pdf__text-block p { color: #e0e0e0; margin-bottom: 10px; }.page-c-ch-nh-b52-pdf__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }.page-c-ch-nh-b52-pdf__card { background-color: #1f3a5f; border-radius: 10px; overflow: hidden; box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3); text-align: center; transition: transform 0.3s ease; }.page-c-ch-nh-b52-pdf__card:hover { transform: translateY(-5px); }.page-c-ch-nh-b52-pdf__card-image { width: 100%; height: 250px; object-fit: cover; }.page-c-ch-nh-b52-pdf__card-content { padding: 25px; }.page-c-ch-nh-b52-pdf__card-title { font-size: 1.5em; color: #ffeb3b; margin-bottom: 15px; }.page-c-ch-nh-b52-pdf__card-description { color: #e0e0e0; font-size: 0.95em; margin-bottom: 20px; }.page-c-ch-nh-b52-pdf__fast-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 20px; margin-top: 30px; }.page-c-ch-nh-b52-pdf__fast-link-item { background-color: #2a4c7a; padding: 12px 25px; border-radius: 50px; text-decoration: none; color: #fff; font-weight: bold; transition: background-color 0.3s ease; }.page-c-ch-nh-b52-pdf__fast-link-item:hover { background-color: #3e6bb3; }.page-c-ch-nh-b52-pdf__faq-list { list-style: none; padding: 0; }.page-c-ch-nh-b52-pdf__faq-item { background-color: #1f3a5f; margin-bottom: 15px; border-radius: 8px; overflow: hidden; box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2); }.page-c-ch-nh-b52-pdf__faq-question { display: flex; justify-content: space-between; align-items: center; padding: 20px 25px; cursor: pointer; user-select: none; background-color: #2a4c7a; border-bottom: 1px solid rgba(255, 255, 255, 0.1); }.page-c-ch-nh-b52-pdf__faq-question h3 { margin: 0; color: #ffeb3b; font-size: 1.2em; pointer-events: none; }.page-c-ch-nh-b52-pdf__faq-toggle { font-size: 1.8em; font-weight: bold; color: #ffeb3b; transition: transform 0.3s ease; pointer-events: none; }.page-c-ch-nh-b52-pdf__faq-item.active .page-c-ch-nh-b52-pdf__faq-toggle { transform: rotate(45deg); }.page-c-ch_nh-b52-pdf__faq-answer { max-height: 0; overflow: hidden; padding: 0 25px; opacity: 0; transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease; }.page-c-ch-nh-b52-pdf__faq-item.active .page-c-ch-nh-b52-pdf__faq-answer { max-height: 2000px !important; padding: 20px 25px !important; opacity: 1; }.page-c-ch-nh-b52-pdf__faq-answer p { margin-bottom: 0; color: #e0e0e0; }.page-c-ch-nh-b52-pdf__blog-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 30px; }.page-c-ch-nh-b52-pdf__blog-post { background-color: #1f3a5f; border-radius: 10px; overflow: hidden; box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3); transition: transform 0.3s ease; }.page-c-ch-nh-b52-pdf__blog-post:hover { transform: translateY(-5px); }.page-c-ch-nh-b52-pdf__blog-image { width: 100%; height: 200px; object-fit: cover; }.page-c-ch-nh-b52-pdf__blog-content { padding: 25px; }.page-c-ch-nh-b52-pdf__blog-title { font-size: 1.3em; color: #ffeb3b; margin-bottom: 10px; }.page-c-ch-nh-b52-pdf__blog-title a { color: #ffeb3b; text-decoration: none; }.page-c-ch-nh-b52-pdf__blog-title a:hover { text-decoration: underline; }.page-c-ch-nh-b52-pdf__blog-excerpt { color: #e0e0e0; font-size: 0.9em; margin-bottom: 15px; }.page-c-ch-nh-b52-pdf__blog-date { font-size: 0.8em; color: #bbb; text-align: right; }.page-c-ch-nh-b52-pdf__sticky-buttons { position: fixed; bottom: 20px; right: 20px; display: flex; flex-direction: column; gap: 10px; z-index: 1000; }.page-c-ch-nh-b52-pdf__sticky-btn { background-color: #ffeb3b; color: #0d1a26; padding: 10px 15px; border-radius: 5px; text-decoration: none; font-weight: bold; font-size: 0.9em; text-align: center; box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3); transition: background-color 0.3s ease; }.page-c-ch-nh-b52-pdf__sticky-btn:hover { background-color: #fff9c4; }.page-c-ch-nh-b52-pdf__logo-title { font-size: 2em; color: #ffeb3b; text-align: center; margin-bottom: 30px; }.page-c-ch-nh-b52-pdf__provider-logo { flex: 0 0 auto; width: 80px; height: 80px; max-width: 80px; max-height: 80px; box-sizing: border-box; }.page-c-ch-nh-b52-pdf__provider-logo img { display: block; width: 80px !important; height: 80px !important; max-width: 80px !important; max-height: 80px !important; object-fit: contain; }@media (max-width: 768px) { .page-c-ch-nh-b52-pdf__hero-title { font-size: 2.2em; }.page-c-ch-nh-b52-pdf__hero-subtitle { font-size: 1.2em; }.page-c-ch-nh-b52-pdf__btn { padding: 12px 25px; font-size: 1em; }.page-c-ch-nh-b52-pdf__payment-providers { flex-direction: row; flex-wrap: wrap; justify-content: center; gap: 16px; }.page-c-ch-nh-b52-pdf__payment-logo, .page-c-ch-nh-b52-pdf__payment-logo img { width: 80px !important; height: 80px !important; max-width: 80px !important; max-height: 80px !important; }.page-c-ch-nh-b52-pdf__section-title { font-size: 1.8em; }.page-c-ch-nh-b52-pdf__text-block { padding: 20px; margin-bottom: 20px; }.page-c-ch-nh-b52-pdf__text-block h3 { font-size: 1.5em; }.page-c-ch-nh-b52-pdf__grid { grid-template-columns: 1fr; }.page-c-ch-nh-b52-pdf__card-image { height: 200px; }.page-c-ch-nh-b52-pdf__card-title { font-size: 1.3em; }.page-c-ch-nh-b52-pdf__fast-links { flex-direction: column; gap: 10px; }.page-c-ch-nh-b52-pdf__fast-link-item { width: 100% !important; max-width: 100% !important; box-sizing: border-box !important; padding: 10px 15px !important; margin-left: 0 !important; margin-right: 0 !important; word-wrap: break-word !important; overflow-wrap: break-word !important; word-break: break-word !important; }.page-c-ch-nh-b52-pdf__faq-question { padding: 15px 20px; }.page-c-ch-nh-b52-pdf__faq-question h3 { font-size: 1.1em; }.page-c-ch-nh-b52-pdf__faq-answer { padding: 0 20px; }.page-c-ch-nh-b52-pdf__faq-item.active .page-c-ch-nh-b52-pdf__faq-answer { padding: 15px 20px !important; }.page-c-ch-nh-b52-pdf__blog-grid { grid-template-columns: 1fr; }.page-c-ch-nh-b52-pdf__blog-image { height: 180px; }.page-c-ch-nh-b52-pdf__blog-title { font-size: 1.2em; }.page-c-ch-nh-b52-pdf__sticky-buttons { bottom: 10px; right: 10px; }.page-c-ch-nh-b52-pdf__sticky-btn { padding: 8px 12px; font-size: 0.85em; } }