/* Trang Bản quyền Autodesk (/ban-quyen-autodesk, /en/autodesk-software-license) — nền sáng, lưới kỹ thuật như khối Chuyển đổi số. */
#content-wrapper.oc-bq{background:#fff;overflow:clip;color:#000}
.oc-bq a{text-decoration:none}
.oc-2026 #content-wrapper.oc-bq :is(h1,h2,h3){padding:0!important;color:#000;text-align:left;text-transform:none}
.oc-2026 #content-wrapper.oc-bq :is(h1,h2,h3)::before,.oc-2026 #content-wrapper.oc-bq :is(h1,h2,h3)::after{display:none!important}
.oc-bq-sr{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* chung */
.oc-bq-sec{padding-top:96px;padding-bottom:0}
.oc-bq-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:end;gap:20px 48px;margin-bottom:40px}
.oc-bq-head>div{max-width:720px}
.oc-2026 #content-wrapper.oc-bq .oc-bq-head h2,.oc-2026 #content-wrapper.oc-bq .oc-bq-faq-grid h2{margin:12px 0 0!important;font-size:clamp(30px,3.6vw,52px)!important;line-height:1.08!important;font-weight:800!important;letter-spacing:-.025em;text-wrap:balance}
#content-wrapper.oc-bq .oc-bq-head p{margin:0;max-width:440px;font-size:17px;line-height:1.65;color:#3A4A5A}
.oc-bq-k{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--logo-e)}
.oc-bq-k::before{content:"";width:32px;height:3px;border-radius:3px;background:var(--logo-grad);background-size:300% 100%}
#content-wrapper.oc-bq a.oc-bq-more{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--blue)}
#content-wrapper.oc-bq a.oc-bq-more:hover{color:#00477F}
#content-wrapper.oc-bq a.oc-bq-more span{transition:transform .25s}
#content-wrapper.oc-bq a.oc-bq-more:hover span{transform:translateX(4px)}

/* 1. đầu trang */
.oc-bq-hero{position:relative;overflow:hidden;background:#F3F7FB;border-bottom:1px solid #E3ECF5}
.oc-bq-hero-in{position:relative;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:48px;align-items:center;padding-top:48px;padding-bottom:88px}
.oc-bq-crumb{font-size:13px;color:#5A6B7D;margin-bottom:28px}
.oc-bq-crumb a{color:#5A6B7D}.oc-bq-crumb a:hover{color:var(--blue)}
.oc-bq-eye{display:inline-flex;align-items:center;gap:10px;padding:7px 14px;border-radius:999px;background:#fff;border:1px solid #D4E3F2;font-size:13px;font-weight:700;color:var(--blue)}
.oc-2026 #content-wrapper.oc-bq h1.oc-bq-h1{margin:20px 0 0!important;font-size:clamp(42px,6vw,84px)!important;line-height:1!important;font-weight:800!important;letter-spacing:-.04em;color:#000!important}
#content-wrapper.oc-bq .oc-bq-lead{margin:24px 0 0;max-width:640px;font-size:clamp(17px,1.5vw,20px);line-height:1.65;color:#2C3B4A}
.oc-bq-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
#content-wrapper.oc-bq a.oc-bq-btn-o{background:#fff;border:1.5px solid #000;color:#000}
#content-wrapper.oc-bq a.oc-bq-btn-o:hover{background:#000;color:#fff}
.oc-bq-badge{position:relative;justify-self:end;width:100%;max-width:420px}
.oc-bq-badge-glow{position:absolute;inset:-24px;border-radius:28px;background:radial-gradient(closest-side,rgba(0,97,174,.22),transparent),radial-gradient(closest-side at 70% 80%,rgba(41,122,45,.18),transparent);filter:blur(10px)}
.oc-bq-badge-card{position:relative;background:#fff;border:1px solid #DCE6F0;border-radius:16px;padding:32px 30px 28px;box-shadow:0 30px 60px -36px rgba(0,61,115,.45)}
.oc-bq-badge-card::before{content:"";position:absolute;inset:-1px;border-radius:16px;padding:1px;background:var(--logo-grad);background-size:300% 100%;-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:.7}
.oc-bq-badge-card .oc-gold-partner{display:block;width:auto;height:56px;max-width:100%}
.oc-bq-badge-list{list-style:none;margin:24px 0 0;padding:20px 0 0;border-top:1px solid #E6EDF4;display:flex;flex-direction:column;gap:12px;font-size:15px;color:#2C3B4A}
.oc-bq-badge-list li{display:flex;gap:10px;align-items:center}
.oc-bq-badge-list .oc-ico{flex:none;color:var(--green)}

/* 2. chứng nhận */
.oc-bq-certs-sec{padding-top:0;margin-top:-44px;position:relative;z-index:1}
.oc-bq-certs{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}
.oc-bq-cert{display:flex;flex-direction:column;gap:8px;background:#fff;border:1px solid #DCE6F0;border-radius:12px;padding:20px 18px 22px;box-shadow:0 18px 40px -30px rgba(0,61,115,.4);transition:border-color .3s,transform .3s}
.oc-bq-cert:hover{border-color:var(--blue);transform:translateY(-3px)}
.oc-bq-cert-ico{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px;background:#EAF2FA;color:var(--blue);border:1px solid #D4E3F2;margin-bottom:6px}
.oc-bq-cert b{font-size:16px;font-weight:800;letter-spacing:-.01em}
.oc-bq-cert>span:last-child{font-size:14px;line-height:1.55;color:#4A5866}

/* 2b. phần mềm phổ biến */
.oc-bq-pop{padding-top:56px}
.oc-bq-pop-head{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:16px}
.oc-2026 #content-wrapper.oc-bq .oc-bq-pop-head h2{margin:0!important;font-size:13px!important;line-height:1.3!important;font-weight:800!important;color:var(--logo-e)!important}
.oc-bq-pop-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.oc-bq-pop-list a{display:flex;align-items:center;gap:12px;min-height:64px;padding:10px 14px;border:1px solid #E1E5EA;border-radius:12px;color:#0B0D10;font-weight:700;font-size:15px;transition:border-color .2s,transform .2s}
.oc-bq-pop-list a:hover{border-color:var(--blue);transform:translateY(-2px)}
.oc-bq-pop-list img{flex:none;width:40px;height:40px;object-fit:contain}
/* Logo chữ chính hãng Autodesk (giữ nguyên bản, cùng chiều cao) */
.oc-bq-pop-list a.has-lu{min-height:76px;padding:10px 18px}
.oc-bq-pop-list img.oc-bq-lu{width:auto!important;height:30px!important;max-width:100%!important;object-position:left}
.oc-bq-pop-list img.oc-bq-lu.is-st{height:34px!important}
.oc-bq-pop-list a.has-lu span{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* 3. chọn gói */
.oc-bq-filter{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}
.oc-bq-chip{font:inherit;font-size:15px;font-weight:600;min-height:44px;padding:0 18px;border-radius:999px;border:1px solid #CBD7E3;background:#fff;color:#1A2733;cursor:pointer;transition:background .2s,color .2s,border-color .2s}
.oc-bq-chip:hover{border-color:var(--blue);color:var(--blue)}
.oc-bq-chip[aria-pressed="true"]{background:#000;border-color:#000;color:#fff}
.oc-bq-chip:focus-visible,.oc-bq summary:focus-visible{outline:2px solid var(--blue);outline-offset:2px}
.oc-bq-plans{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.oc-bq-plan{position:relative;border-radius:14px;padding:1px;background:#DCE6F0;transition:opacity .35s,transform .35s,filter .35s}
.oc-bq-plan.is-hot{background:transparent;overflow:hidden}
.oc-bq-plan-ring{position:absolute;inset:-60%;background:conic-gradient(from 0deg,transparent 0 55%,#00A4E4 70%,#0061AE 80%,#297A2D 88%,transparent 95%)}
.oc-bq-plan-in{position:relative;height:100%;display:flex;flex-direction:column;gap:12px;background:#fff;border-radius:13px;padding:28px 24px}
.oc-bq-plan.is-off{opacity:.32;filter:grayscale(1);transform:scale(.985)}
.oc-bq-plan-k{font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:#5A6B7D}
.oc-bq-plan-logo{display:block;height:44px!important;width:auto!important;max-width:100%!important;object-fit:contain;object-position:left center;margin:2px 0}
.oc-bq-plan-logo.is-one{height:34px!important;margin:7px 0}
.oc-2026 #content-wrapper.oc-bq .oc-bq-plan h3{margin:0!important;font-size:24px!important;line-height:1.2!important;font-weight:800!important;letter-spacing:-.02em}
#content-wrapper.oc-bq .oc-bq-plan p{margin:0;font-size:15px;line-height:1.6;color:#3A4A5A}
.oc-bq-plan ul{list-style:none;margin:4px 0 0;padding:14px 0 0;border-top:1px solid #EEF2F6;display:flex;flex-direction:column;gap:8px;font-size:14.5px}
.oc-bq-plan li{display:flex;gap:8px;align-items:center}
.oc-bq-plan li .oc-ico{flex:none;width:16px;height:16px;color:var(--green)}
.oc-bq-plan-act{margin-top:auto;padding-top:14px;display:flex;flex-wrap:wrap;align-items:center;gap:12px 16px}
.oc-bq-plan-act .oc-btn{min-height:44px}
#content-wrapper.oc-bq .oc-bq-note{margin:16px 0 0;font-size:13px;color:#5A6B7D}

/* 4. hình thức */
.oc-bq-band{margin-top:96px;background:#0A1628;color:#fff}
.oc-bq-band .oc-bq-sec{padding-top:88px;padding-bottom:88px}
.oc-bq-band .oc-bq-k{color:#7DD3FC}
.oc-2026 #content-wrapper.oc-bq .oc-bq-band :is(h2,h3){color:#fff}
#content-wrapper.oc-bq .oc-bq-band .oc-bq-head p{color:#B8C6D6}
.oc-bq-forms{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.oc-bq-form{background:rgba(255,255,255,.04);border:1px solid rgba(125,211,252,.18);border-radius:14px;padding:26px 24px;transition:border-color .3s,background .3s}
.oc-bq-form:hover{border-color:rgba(125,211,252,.55);background:rgba(255,255,255,.07)}
.oc-bq-form-ico{display:flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:12px;background:rgba(0,164,228,.12);color:#7DD3FC;margin-bottom:18px}
.oc-2026 #content-wrapper.oc-bq .oc-bq-form h3{margin:0 0 8px!important;font-size:20px!important;line-height:1.3!important;font-weight:800!important}
#content-wrapper.oc-bq .oc-bq-form p{margin:0;font-size:15px;line-height:1.6;color:#B8C6D6}

/* 5. quy trình: dùng .oc-flow-sec / .oc-pipe của trang chủ */
.oc-bq-flow{margin-top:0}

/* 6. vì sao */
.oc-bq-why{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:2px solid #000}
.oc-bq-why li{padding:24px 24px 8px 0}
.oc-bq-why-no{display:block;font:600 12px/1 ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.12em;color:#7A93AB;margin-bottom:12px}
.oc-2026 #content-wrapper.oc-bq .oc-bq-why h3{margin:0 0 8px!important;font-size:20px!important;line-height:1.3!important;font-weight:800!important}
#content-wrapper.oc-bq .oc-bq-why p{margin:0;font-size:15px;line-height:1.6;color:#3A4A5A}

/* 7. hỏi đáp */
.oc-bq-faq-sec{padding-bottom:96px}
.oc-bq-faq-grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:48px;align-items:start}
.oc-bq-faq-grid>div:first-child{position:sticky;top:calc(var(--oc-hdr,72px) + 24px)}
#content-wrapper.oc-bq .oc-bq-faq-grid>div:first-child p{margin:16px 0 18px;color:#3A4A5A}
.oc-bq-faq{border-top:1px solid #DCE6F0}
.oc-bq-faq details{border-bottom:1px solid #DCE6F0}
.oc-bq-faq summary{list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 0;cursor:pointer;font-size:18px;font-weight:700;line-height:1.4}
.oc-bq-faq summary::-webkit-details-marker{display:none}
.oc-bq-faq summary i{position:relative;flex:none;width:28px;height:28px;border-radius:50%;border:1px solid #CBD7E3;transition:transform .3s,background .3s}
.oc-bq-faq summary i::before,.oc-bq-faq summary i::after{content:"";position:absolute;left:50%;top:50%;width:12px;height:2px;margin:-1px 0 0 -6px;background:currentColor;border-radius:2px}
.oc-bq-faq summary i::after{transform:rotate(90deg);transition:transform .3s}
.oc-bq-faq details[open] summary i{background:#000;color:#fff;border-color:#000}
.oc-bq-faq details[open] summary i::after{transform:rotate(0)}
#content-wrapper.oc-bq .oc-bq-faq p{margin:0 0 22px;max-width:720px;font-size:16px;line-height:1.7;color:#3A4A5A}

/* chuyển động — chỉ khi máy không bật giảm chuyển động; nội dung luôn hiện sẵn */
@media (prefers-reduced-motion:no-preference){
 .oc-bq-hero .oc-flow-grid{animation:ocGrid 24s linear infinite}
 .oc-bq-badge-glow{animation:ocBqGlow 6s ease-in-out infinite alternate}
 .oc-bq-badge-card::before{animation:ocLogoFlow 8s ease-in-out infinite alternate}
 .oc-bq-plan-ring{animation:ocBqSpin 6s linear infinite}
 .js .oc-bq-rv{opacity:.001;transform:translateY(18px)}
 .js .oc-bq-rv.is-in{opacity:1;transform:none;transition:opacity .6s cubic-bezier(.2,.7,.2,1),transform .6s cubic-bezier(.2,.7,.2,1);transition-delay:calc(var(--i,0) * 90ms)}
}
@keyframes ocBqGlow{from{opacity:.55;transform:scale(.97)}to{opacity:1;transform:scale(1.03)}}
@keyframes ocBqSpin{to{transform:rotate(360deg)}}

/* máy tính bảng */
@media (max-width:1100px){
 .oc-bq-certs{grid-template-columns:repeat(3,minmax(0,1fr))}
 .oc-bq-pop-list{grid-template-columns:1fr}.oc-bq-pop-list a.has-lu{min-height:58px}
 .oc-bq-plans,.oc-bq-forms,.oc-bq-why{grid-template-columns:repeat(2,minmax(0,1fr))}
 .oc-bq-why{gap:0 24px}
}
/* điện thoại */
@media (max-width:760px){
 .oc-bq-sec{padding-top:64px}
 .oc-bq-hero-in{grid-template-columns:1fr;gap:32px;padding-top:24px;padding-bottom:72px}
 .oc-bq-badge{justify-self:stretch;max-width:none}
 .oc-bq-certs{grid-template-columns:1fr;gap:8px}
 .oc-bq-cert{display:grid;grid-template-columns:40px minmax(0,1fr);gap:2px 14px;padding:14px 16px}
 .oc-bq-cert-ico{grid-row:span 2;width:40px;height:40px;margin:0}
 .oc-bq-cert>span:last-child{font-size:13.5px}
 .oc-bq-plans,.oc-bq-forms,.oc-bq-why{grid-template-columns:1fr}
 .oc-bq-band{margin-top:64px}
 .oc-bq-band .oc-bq-sec{padding-top:64px;padding-bottom:64px}
 .oc-bq-faq-grid{grid-template-columns:1fr;gap:24px}
 .oc-bq-faq-grid>div:first-child{position:static}
 .oc-bq-faq summary{font-size:16px}
 .oc-bq-cta .oc-btn{flex:1 1 100%;justify-content:center}
}