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.brand-logo-img{width:118px;height:auto;max-height:46px;object-fit:contain;background:#fff;border:1px solid rgba(17,24,39,.1);border-radius:3px;padding:5px;box-shadow:0 10px 20px rgba(17,24,39,.08)}.footer-logo-img{width:132px;height:auto;max-height:52px;object-fit:contain;background:#fff;border-radius:3px;padding:5px}@media(max-width:580px){.brand-logo-img{width:98px}.footer-logo-img{width:112px}}
:root{--brand:#4c1d95;--brand-dark:#13051f;--brand-soft:#f3e8ff;--accent:#8b5cf6;--gold:#a78bfa;--success:#6d28d9;--method-pt:#7c3aed;--method-mt:#111827;--method-uv:#6d28d9;--method-heat:#f97316;--method-safety:#4c1d95}body{background:linear-gradient(90deg,rgba(109,40,217,.035) 1px,transparent 1px) 0 0/80px 80px,linear-gradient(180deg,#fff 0%,#fbf7ff 52%,#f8fafc 100%)}.brand-mark{background:linear-gradient(135deg,rgba(255,255,255,.24),transparent 42%),linear-gradient(160deg,#7c3aed 0%,#4c1d95 52%,#05050a 100%);box-shadow:0 12px 24px rgba(76,29,149,.26)}.nav-cta,.button-primary{background:linear-gradient(180deg,#7c3aed 0%,#4c1d95 55%,#111827 100%);border-color:rgba(76,29,149,.38);box-shadow:0 12px 28px rgba(76,29,149,.24)}.button-primary:hover{background:#13051f}.button-secondary:hover{border-color:rgba(109,40,217,.34)}.hero{background:linear-gradient(90deg,rgba(5,5,10,.99) 0%,rgba(20,8,36,.97) 45%,rgba(76,29,149,.48) 100%),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px) 0 0/92px 92px,var(--hero-image) center right/contain no-repeat,linear-gradient(135deg,#05050a,#4c1d95);border-bottom-color:#24103f}.page-hero{background:linear-gradient(90deg,rgba(5,5,10,.99),rgba(31,13,54,.95),rgba(76,29,149,.34)),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px) 0 0/92px 92px,var(--page-image) center right/contain no-repeat,#05050a;border-bottom-color:#24103f}.section-soft{background:linear-gradient(90deg,rgba(109,40,217,.035) 1px,transparent 1px) 0 0/80px 80px,#faf7ff}.quote-panel{background:linear-gradient(135deg,rgba(76,29,149,.98),rgba(5,5,10,.98)),var(--brand-dark)}.breadcrumb-bar{background:#f5f0ff;border-bottom-color:#ddd6fe}.product-hero{background:linear-gradient(180deg,#f5f0ff,#fff)}.product-table th{background:#f5f0ff}.tag-list li{background:#f5f0ff;border-color:#ddd6fe;color:#4c1d95}.doc-list li a:hover{background:#f5f0ff}.site-footer{background:linear-gradient(145deg,#05050a 0%,#24103f 52%,#020203 100%)}.method-pt{--method:#7c3aed;--method-soft:#f5f3ff;--method-line:#ddd6fe}.method-mt{--method:#111827;--method-soft:#f3f4f6;--method-line:#cbd5e1}.method-uv{--method:#6d28d9;--method-soft:#f3e8ff;--method-line:#d8b4fe}.method-heat{--method:#f97316;--method-soft:#fff7ed;--method-line:#fed7aa}.category-card[class*="method-"],.product-card[class*="method-"]{border-top:3px solid var(--method)}.category-card[class*="method-"] .category-media,.product-card[class*="method-"] .product-media{background:linear-gradient(180deg,#fff 0%,var(--method-soft) 100%)}.category-card[class*="method-"]:hover,.product-card[class*="method-"]:hover{border-color:var(--method-line);border-top-color:var(--method)}.category-card[class*="method-"] .meta-line,.product-card[class*="method-"] .meta-line,.product-card[class*="method-"] .product-meta{color:var(--method)!important}.method-uv .product-media{box-shadow:inset 0 0 0 1px rgba(109,40,217,.08),inset 0 0 42px rgba(109,40,217,.14)}.method-mt .product-media{box-shadow:inset 0 0 0 1px rgba(17,24,39,.08),inset 0 0 36px rgba(17,24,39,.10)}.method-heat .product-media{box-shadow:inset 0 0 0 1px rgba(249,115,22,.08),inset 0 0 38px rgba(249,115,22,.10)}@media(max-width:980px){.hero{background:linear-gradient(90deg,rgba(5,5,10,.99) 0%,rgba(76,29,149,.94) 100%),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px) 0 0/92px 92px,var(--hero-image) center/cover no-repeat,linear-gradient(135deg,#05050a,#4c1d95)}}@media(max-width:640px){.page-hero{background:linear-gradient(90deg,rgba(5,5,10,.99),rgba(76,29,149,.93)),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px) 0 0/92px 92px,var(--page-image) right bottom/auto 48% no-repeat,#05050a}}
.article-visual-pack{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(230px,.88fr);gap:18px;margin:30px 0 32px;align-items:stretch}.article-featured-image,.article-side-figure,.article-inline-figure{margin:0;border:1px solid var(--line-strong);border-radius:var(--radius);background:linear-gradient(180deg,#fff 0%,#f8fafc 100%);box-shadow:var(--shadow-tight);overflow:hidden}.article-image-stage{display:grid;place-items:center;background:radial-gradient(circle at 50% 28%,rgba(124,58,237,.1),transparent 44%),#fff}.article-featured-image{display:grid;grid-template-rows:minmax(290px,1fr) auto}.article-featured-image .article-image-stage{min-height:290px;padding:30px}.article-featured-image img{width:min(100%,360px);max-height:360px;object-fit:contain}.article-support-images{display:grid;gap:18px}.article-side-figure{display:grid;grid-template-rows:154px auto}.article-side-figure .article-image-stage{height:154px;padding:18px}.article-side-figure img{width:min(100%,185px);max-height:118px;object-fit:contain}.article-featured-image figcaption,.article-side-figure figcaption,.article-inline-figure figcaption{border-top:1px solid var(--line);padding:12px 14px;color:var(--muted);font-size:.88rem;line-height:1.5;text-align:left}.article-featured-image figcaption strong,.article-side-figure figcaption strong,.article-inline-figure figcaption strong{display:block;margin-bottom:2px;color:var(--ink);font-size:.9rem}.article-inline-figure{display:grid;grid-template-columns:minmax(170px,.38fr) minmax(0,1fr);align-items:center;margin:28px 0}.article-inline-figure .article-image-stage{height:176px;padding:20px;border-right:1px solid var(--line)}.article-inline-figure img{width:min(100%,210px);max-height:132px;object-fit:contain}.article-inline-figure figcaption{border-top:0;padding:18px}.article-inline-figure p{margin:0;color:var(--muted);line-height:1.65}@media(max-width:760px){.article-visual-pack{grid-template-columns:1fr}.article-featured-image{grid-template-rows:minmax(230px,auto) auto}.article-featured-image .article-image-stage{min-height:230px}.article-support-images{grid-template-columns:repeat(2,minmax(0,1fr))}.article-side-figure{grid-template-rows:136px auto}.article-side-figure .article-image-stage{height:136px}.article-inline-figure{grid-template-columns:1fr}.article-inline-figure .article-image-stage{height:166px;border-right:0;border-bottom:1px solid var(--line)}}@media(max-width:520px){.article-support-images{grid-template-columns:1fr}.article-featured-image img{max-height:280px}.article-side-figure img,.article-inline-figure img{max-height:118px}}
/* fix 2026-08-30: .check-list li dung display:grid nen khi li chua <strong> + text thi phan text bi day sang o luoi thu 2 (rong 28px) => moi tu mot dong. .lead trong base CSS la mau trang (danh cho hero toi) nen vo hinh tren .product-hero nen sang. */
.check-list li{display:block;position:relative;padding-left:30px;grid-template-columns:none}.check-list li:before{position:absolute;left:0;top:4px;margin-top:0}.product-hero .lead,.product-hero-copy .lead{color:var(--muted)}