@import url('https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:wght@400;500;600;700;800;900&display=swap');
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h2{font-size:20px}.section-heading p{font-size:10px}.text-btn{font-size:9px}.level-grid{grid-template-columns:1fr}.level-card{display:grid;grid-template-columns:90px 1fr;padding:20px;gap:0 14px}.level-card .ribbon{grid-column:2}.level-visual{grid-column:1;grid-row:1 / 5;height:100%;margin:0}.level-visual:before{width:90px;height:65px;bottom:30px}.level-visual img{height:120px}.level-visual .orbit{right:0;top:0;font-size:18px}.level-card h3{grid-column:2;margin-top:9px}.level-card p{grid-column:2;min-height:0}.level-card .tags{grid-column:2;margin:9px 0 15px}.level-card>.btn{grid-column:1 / 3;margin-top:8px}.lower-grid{margin-top:23px}.mission-card{padding:20px}.mission-illustration{min-width:60px;height:70px;font-size:35px}.mission-body{gap:13px}.mission-body h3{font-size:13px}.expert-card{padding-right:130px}.expert-card .expert-image{width:135px}.expert-card h3{font-size:13px}footer{padding:0 18px 90px;flex-wrap:wrap;gap:8px}footer span{margin:0;font-size:8px}.page-intro h1{font-size:25px}.page-intro p{font-size:12px}.tabs{gap:5px}.tab{font-size:10px;padding:9px}.course-summary{padding:18px;display:block}.course-summary h2{font-size:18px}.course-summary .btn{margin-top:12px}.lesson-grid{grid-template-columns:1fr 1fr;gap:10px}.lesson-card{padding:14px}.lesson-card h3{font-size:12px}.panel{padding:20px}.learning-panel h2{font-size:21px}.learning-panel p{font-size:14px}.option{font-size:12px;padding:12px}.question-actions .btn{font-size:10px}.exam-info{gap:8px}.exam-info div{padding:12px 5px}.exam-info strong{font-size:23px}.exam-info small{font-size:9px}.modal{padding:23px}.modal-head h2{font-size:19px}.certificate{padding:20px 13px}.certificate h2{font-size:23px}.certificate .cert-name{font-size:24px}.cert-sign{font-size:8px;gap:10px}.cert-sign strong{font-size:9px}.badge-grid{grid-template-columns:repeat(2,1fr)}.learning-header{gap:9px}.timer{font-size:10px!important;white-space:nowrap}.mock-message .bubble{font-size:12px}.order-item{font-size:11px}#toast{bottom:85px}.question-actions{flex-wrap:wrap}.profile-btn .avatar{width:30px;height:30px}.mock-message .bubble button{font-size:12px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.spark,.confetti{display:none}}@media print{body{background:white}.sidebar,.topbar,footer,.page-intro,.certificate-actions,.notice,.badge-grid,.btn{display:none!important}.workspace{margin:0;width:100%}main{padding:0}.certificate{margin:10mm;padding:12mm;break-inside:avoid;box-shadow:none;print-color-adjust:exact;-webkit-print-color-adjust:exact}.certificate h2{font-size:32px}.cert-name{font-size:32px!important}@page{size:A4 landscape;margin:8mm}}
/* Chữ rõ ràng trên máy tính và điện thoại, giữ nhịp bố cục gọn. */
nav a span{font-size:13px}.hero p{font-size:13px}.welcome p{font-size:13px}.stat small{font-size:11px}.level-card p{font-size:12px;min-height:58px}.tags{font-size:10px}.mission-body p,.expert-card p{font-size:12px}.section-heading p{font-size:12px}.level-card .btn{font-size:12px}.profile-btn{font-size:12px}.lesson-card small{font-size:11px}.lesson-card h3{font-size:15px}.date-pill{font-size:11px}.btn.small{font-size:11px}.mini-label{font-size:10px}.powered span{font-size:9px}
@media(max-width:700px){nav a span{font-size:7px}.hero p{font-size:12px}.welcome p{font-size:12px}.stat small{font-size:10px}.level-card p{min-height:0;font-size:12px}.tags{font-size:10px}.lesson-card h3{font-size:13px}.lesson-card small{font-size:10px}.mission-body p,.expert-card p{font-size:11px}.section-heading p{font-size:11px}.profile-btn{font-size:11px}}
@media(max-width:700px){.hero{min-height:445px}.hero-art{height:230px;bottom:-6px}}