:root{--header-offset:80px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai{background:#140C0C;color:#FFF1E8;max-width:1200px;margin:0 auto;padding-top:10px;line-height:1.7}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__hero-section{padding:8px 16px 0}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__hero-wrapper{display:flex;flex-direction:column;gap:24px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__hero-image-block{width:100%}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__hero-image{display:block;width:100%;height:auto;aspect-ratio:16/5;object-fit:cover;border-radius:16px;border:1px solid #6A1E1E}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__hero-content{text-align:center;padding:0 4px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__hero-title{font-weight:800;line-height:1.3;color:#FFF1E8;margin:0 0 14px;max-width:1020px;margin-left:auto;margin-right:auto;font-size:clamp(1.3rem,2.6vw,2rem)}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__hero-description{max-width:1020px;margin:0 auto 20px;color:#FFF1E8;font-size:17px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__btn{display:inline-block;background:linear-gradient(180deg,#FFB04A 0%,#D86A14 100%);color:#FFF1E8;font-weight:700;text-decoration:none;padding:14px 34px;border-radius:40px;transition:opacity .25s ease,transform .25s ease;max-width:100%;box-sizing:border-box;white-space:normal;word-wrap:break-word;text-align:center;border:2px solid #F3C54D}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__btn--primary:hover,.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__btn--primary:focus{opacity:.92;transform:translateY(-2px)}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__platform-section,.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__troubleshoot-section,.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__tips-section,.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__faq-section{padding:30px 16px 20px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__section-title{text-align:center;color:#FFB04A;font-size:1.7rem;margin:0 0 10px;line-height:1.3}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__section-subtitle{text-align:center;color:#FFF1E8;max-width:760px;margin:0 auto 32px;font-size:16px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__platform-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__platform-card{background:#2A1212;border:1px solid #6A1E1E;border-radius:14px;padding:20px;display:flex;flex-direction:column;align-items:center;text-align:center;gap:12px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__platform-image{width:100%;height:auto;aspect-ratio:2/1;object-fit:cover;border-radius:10px;display:block}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__platform-title{color:#FFB04A;margin:0;font-size:1.2rem}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__platform-text{margin:0 0 8px;font-size:15px;color:#FFF1E8}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__platform-card .page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__btn{margin-top:auto}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__guide-section{padding:10px 16px 0}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__guide-inner{background:#2A1212;border:1px solid #6A1E1E;padding:28px 24px 42px;border-radius:16px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__guide-title{text-align:center;color:#FFB04A;font-size:1.8rem;margin:0 0 6px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__guide-intro{text-align:center;color:#FFF1E8;max-width:720px;margin:0 auto 32px;font-size:16px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__step-list{display:flex;flex-direction:column;gap:20px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__step-card{display:grid;grid-template-columns:250px 1fr;gap:24px;align-items:center;background:#140C0C;border:1px solid #6A1E1E;border-radius:12px;padding:18px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__step-figure{margin:0}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__step-image{display:block;width:100%;height:auto;aspect-ratio:2/1;object-fit:cover;border-radius:10px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__step-title{color:#F3C54D;margin:0 0 10px;font-size:1.2rem}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__step-text{margin:0;font-size:15px;color:#FFF1E8}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__guide-cta,.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__tips-cta{text-align:center;margin-top:28px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__troubleshoot-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__trouble-card{background:#2A1212;border-left:4px solid #F3C54D;border-top:1px solid #6A1E1E;border-right:1px solid #6A1E1E;border-bottom:1px solid #6A1E1E;border-radius:10px;padding:20px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__trouble-title{color:#FFB04A;font-size:1.1rem;margin:0 0 8px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__trouble-text{margin:0;font-size:15px;color:#FFF1E8}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__tips-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__tip-item{background:#2A1212;border:1px solid #6A1E1E;border-radius:12px;padding:0;overflow:hidden;display:flex;flex-direction:column;gap:10px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__tip-image{display:block;width:100%;height:auto;aspect-ratio:2/1;object-fit:cover}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__tip-item .page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__tip-title,.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__tip-item .page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__tip-text{padding:0 16px;margin:0}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__tip-title{color:#F3C54D;padding-top:10px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__tip-text{font-size:15px;color:#FFF1E8;padding-bottom:14px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__faq-section{padding-bottom:50px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__faq-list{max-width:900px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__faq-item{background:#2A1212;border:1px solid #6A1E1E;border-radius:10px;padding:16px 18px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__faq-question{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;cursor:pointer;color:#FFF1E8;font-weight:600}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__faq-question::-webkit-details-marker{display:none}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__faq-icon{flex-shrink:0;width:32px;height:32px;border-radius:50%;border:1px solid #F3C54D;display:flex;align-items:center;justify-content:center;font-size:22px;line-height:1;color:#F3C54D;font-weight:700}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__faq-answer{padding-top:12px;color:#FFF1E8;font-size:15px;line-height:1.6}
@media (max-width:1024px){
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__platform-grid{grid-template-columns:repeat(2,1fr)}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__troubleshoot-grid{grid-template-columns:repeat(2,1fr)}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__tips-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai{padding:6px 10px 30px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__hero-section{padding:6px 10px 0}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__hero-wrapper{gap:14px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__hero-image-block{width:100%}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__hero-image{aspect-ratio:16/8!important;border-radius:12px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__hero-title{font-size:clamp(1.1rem,6vw,1.5rem);letter-spacing:.3px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__hero-description{font-size:15px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__btn{display:block;width:100%;max-width:100%;margin-left:auto;margin-right:auto;padding:13px 22px;font-size:15px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__platform-section,.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__troubleshoot-section,.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__tips-section,.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__faq-section{padding:18px 6px 10px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__section-title{font-size:1.25rem}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__section-subtitle{font-size:14px;margin-bottom:20px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__platform-grid,.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__troubleshoot-grid,.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__tips-grid{grid-template-columns:1fr;gap:16px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__guide-section{padding:6px 6px 0}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__guide-inner{padding:22px 14px 26px;border-radius:12px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__guide-title{font-size:1.25rem;margin-bottom:4px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__guide-intro{font-size:14px;margin-bottom:20px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__step-card{grid-template-columns:1fr;gap:12px;padding:12px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__step-figure, .page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__step-image{width:100%}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__step-image{aspect-ratio:16/9}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai ng img{max-width:100%!important;height:auto!important}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__faq-list{gap:8px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__faq-question{font-size:14px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__faq-icon{width:28px;height:28px;font-size:18px}
.page-blog-huong-dan-dang-nhap-123b-tren-dien-thoai__faq-answer{font-size:14px}
}