.page-index-gioi-thieu-san-choi{background:#F5F7FA;color:#333333;font-family:'Segoe UI',Roboto,Helvetica,Arial,sans-serif;line-height:1.6}.page-index-gioi-thieu-san-choi__hero-section{display:flex;flex-direction:column;align-items:center;padding-top:10px;background:#ffffff}.page-index-gioi-thieu-san-choi__hero-image{width:100%;max-width:1200px;margin:0 auto}.page-index-gioi-thieu-san-choi__hero-img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;display:block;border-radius:12px}.page-index-gioi-thieu-san-choi__hero-content{width:100%;max-width:800px;text-align:center;padding:24px 16px 32px}.page-index-gioi-thieu-san-choi__hero-title{font-weight:800;line-height:1.25;color:#333333;letter-spacing:-0.02em;max-width:640px;margin:0 auto 12px}.page-index-gioi-thieu-san-choi__hero-subtitle{font-size:1.1rem;color:#555555;max-width:560px;margin:0 auto 24px}.page-index-gioi-thieu-san-choi__hero-buttons{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;width:100%;max-width:100%;overflow:hidden;box-sizing:border-box}.page-index-gioi-thieu-san-choi__hero-btn{display:inline-block;padding:14px 30px;border-radius:8px;font-weight:600;font-size:1rem;text-decoration:none;border:1px solid #E53935;color:#E53935;transition:background 0.2s}.page-index-gioi-thieu-san-choi__hero-btn:hover{background:#E53935;color:#ffffff}.page-index-gioi-thieu-san-choi__hero-btn--primary{background:linear-gradient(180deg,#FF5A4F 0%,#E53935 100%);color:#ffffff;border-color:transparent}.page-index-gioi-thieu-san-choi__hero-btn--primary:hover{opacity:0.92;background:linear-gradient(0deg,#FF5A4F 0%,#E53935 100%)}.page-index-gioi-thieu-san-choi__logo-grid-section{background:#F5F7FA;padding:48px 16px 16px}.page-index-gioi-thieu-san-choi__section-title{text-align:center;color:#E53935;font-size:1.6em;margin-bottom:28px}.page-index-gioi-thieu-san-choi__logo-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px 16px;justify-items:center;max-width:1200px;margin:16px auto}.page-index-gioi-thieu-san-choi__logo-item{display:flex;flex-direction:column;align-items:center;gap:12px;max-width:280px;background:#FFFFFF;border:1px solid #E0E0E0;border-radius:12px;padding:20px 16px;width:100%;box-sizing:border-box;transition:box-shadow 0.2s}.page-index-gioi-thieu-san-choi__logo-item:hover{box-shadow:0 4px 15px rgba(0,0,0,0.05)}.page-index-gioi-thieu-san-choi__logo-image{width:100%;aspect-ratio:2/1;object-fit:contain}.page-index-gioi-thieu-san-choi__logo-cta{display:block;text-align:center;padding:10px 22px;border-radius:8px;background:linear-gradient(180deg,#FF5A4F 0%,#E53935 100%);color:#ffffff;font-weight:700;text-decoration:none;font-size:0.95rem}.page-index-gioi-thieu-san-choi__logo-cta:hover{opacity:0.9}.page-index-gioi-thieu-san-choi__logo-item:nth-child(5){grid-column:2}.page-index-gioi-thieu-san-choi__logo-item:nth-child(6){grid-column:3}.page-index-gioi-thieu-san-choi__guide-section{background:#ffffff;padding:16px 0 48px}.page-index-gioi-thieu-san-choi__guide-inner{max-width:1000px;margin:0 auto;padding:16px 16px 48px}.page-index-gioi-thieu-san-choi__guide-title{text-align:center;color:#E53935;font-size:1.8rem;margin-bottom:8px}.page-index-gioi-thieu-san-choi__guide-text{text-align:center;color:#555555;max-width:760px;margin:0 auto 32px;font-size:1.05rem}.page-index-gioi-thieu-san-choi__guide-figure img{width:100%;max-width:800px;aspect-ratio:2/1;object-fit:cover;border-radius:10px;display:block;margin:24px auto 12px}.page-index-gioi-thieu-san-choi__guide-figure figcaption{text-align:center;color:#666666;font-size:0.9rem;margin-top:8px}.page-index-gioi-thieu-san-choi__guide-question{color:#E53935;font-size:1.4rem;margin-top:32px;border-left:4px solid #FF5A4F;padding-left:16px}.page-index-gioi-thieu-san-choi__guide-section details{background:#F5F7FA;border:1px solid #E0E0E0;border-radius:10px;padding:12px 16px;margin:16px 0}.page-index-gioi-thieu-san-choi__guide-section summary{cursor:pointer;font-weight:600;color:#333333;font-size:1.1rem}.page-index-gioi-thieu-san-choi__guide-section details p{padding-top:8px}@media (max-width: 768px){.page-index-gioi-thieu-san-choi__hero-img{aspect-ratio:2/1}.page-index-gioi-thieu-san-choi__logo-grid{grid-template-columns:repeat(2,1fr);gap:12px}.page-index-gioi-thieu-san-choi__logo-item:nth-child(5),.page-index-gioi-thieu-san-choi__logo-item:nth-child(6){grid-column:auto}.page-index-gioi-thieu-san-choi img{max-width:100% !important;height:auto !important}.page-index-gioi-thieu-san-choi__hero-title{max-width:100%}.page-index-gioi-thieu-san-choi__hero-buttons{flex-direction:row;flex-wrap:wrap}.page-index-gioi-thieu-san-choi__hero-btn{max-width:100%;box-sizing:border-box;white-space:normal;word-wrap:break-word}.page-index-gioi-thieu-san-choi__logo-cta{max-width:100%;white-space:normal}.page-index-gioi-thieu-san-choi__section-title,.page-index-gioi-thieu-san-choi__guide-title{font-size:1.3rem}}@media (max-width: 480px){.page-index-gioi-thieu-san-choi__hero-buttons{flex-direction:column}.page-index-gioi-thieu-san-choi__hero-btn{width:100%;text-align:center}}