/* ========================================================================== AirTAC Viet Nam — Fast Group Engineering Generated for the AirTAC portal from the FastGroup static template. Nguon: endress-hauser-viet-nam/assets/site.css, doi bo bien mau. ========================================================================== */ /* ========================================================================== Endress+Hauser Việt Nam — Fast Group Engineering Hệ thiết kế học theo endress.com (đo trực tiếp từ trang chính hãng): · Chữ tiêu đề dùng serif, thân bài dùng sans nhẹ (Light 300) · Hai màu chủ đạo: xanh #177DB2 và hồng magenta #A8005C · Bo góc gần như bằng 0 (2px), viền mảnh, hạn chế đổ bóng · Nền sáng, nhiều khoảng trắng, tương phản thấp Font thay thế có hỗ trợ tiếng Việt: Source Serif 4 + Source Sans 3 ========================================================================== */ :root{ /* --- he mau AirTAC: xanh ky thuat + do nhan dien --- */ --blue:#005baa; /* xanh chinh */ --blue-dark:#003f7d; --blue-deep:#073157; --blue-tint:#eef4fc; --magenta:#d81f2a; /* do tin hieu, dung cho CTA */ --magenta-dark:#a8151e; --magenta-tint:#fdeff0; /* --- trung tinh --- */ --ink:#22292e; --ink-soft:#43505a; --muted:#657480; --faint:#a3afb9; --line:#dfe4ea; --line-soft:#eef1f5; --surface:#f0f3f6; --surface-2:#f8fafb; --white:#fff; /* --- 8 danh muc goc, mau theo ngon ngu den bao --- */ --t-tower:#0d5bab; --t-beacon:#d81f2a; --t-heavy:#0a3d62; --t-ex:#b8480b; --t-led:#147a63; --t-perf:#5b3fa8; --t-smart:#0f7bbd; --t-limit:#5a6b74; --radius:2px; --container:1220px; --shadow:0 1px 2px rgba(34,41,46,.06); --serif:"Be Vietnam Pro",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif; --sans:"Be Vietnam Pro",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif; } *{box-sizing:border-box} html{scroll-behavior:smooth} body{ margin:0;background:var(--white);color:var(--ink); font-family:var(--sans);font-size:17px;font-weight:400;line-height:1.62; -webkit-font-smoothing:antialiased; } a{color:inherit;text-decoration:none} img{display:block;max-width:100%} button,input,textarea,select{font:inherit} .container,.header-inner,.footer-inner{width:min(var(--container),calc(100% - 48px));margin:0 auto} .center{text-align:center} /* ---------- chữ ---------- */ h1,h2,h3,h4{font-family:var(--serif);font-weight:700;color:var(--ink);margin-top:0;letter-spacing:-.01em} h1{margin-bottom:20px;font-size:clamp(2.05rem,3.5vw,2.95rem);line-height:1.16} h2{font-size:clamp(1.5rem,2.2vw,2rem);line-height:1.24} h3{font-size:1.22rem;line-height:1.32} p{margin-top:0} strong{font-weight:600} em{font-style:italic} .lead{max-width:62ch;margin-bottom:26px;color:var(--ink-soft);font-size:1.14rem;line-height:1.56} .eyebrow,.kicker{ display:block;margin-bottom:12px;color:var(--muted); font-family:var(--sans);font-size:.775rem;font-weight:600; letter-spacing:.1em;text-transform:uppercase; } .meta-line{margin-bottom:0;color:var(--blue)!important;font-size:.85rem;font-weight:600} /* ---------- thanh điều hướng ---------- */ .site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.97); border-bottom:1px solid var(--line);backdrop-filter:blur(12px)} .header-inner{min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:26px} .brand{min-width:250px;display:inline-flex;align-items:center;gap:12px} .brand-logo{height:38px;width:auto;flex:0 0 auto;display:block} .footer-logo-img{height:34px;width:auto;display:block} .brand-name{display:block;font-family:var(--serif);font-size:1.06rem;font-weight:600;line-height:1.2;color:var(--ink)} .brand-sub{display:block;margin-top:1px;color:var(--muted);font-size:.76rem;font-weight:400;letter-spacing:.02em} .nav{display:flex;align-items:center;gap:22px;font-size:.94rem;font-weight:400;color:var(--ink)} .nav a,.nav-dropdown summary{position:relative;padding:26px 0;cursor:pointer} .nav a:after,.nav-dropdown summary:after{content:"";position:absolute;left:0;right:0;bottom:20px;height:2px; background:var(--blue);transform:scaleX(0);transform-origin:left;transition:transform .18s ease} .nav a:hover:after,.nav-dropdown summary:hover:after,.nav-dropdown[open] summary:after{transform:scaleX(1)} .nav-dropdown{position:relative} .nav-dropdown summary{display:inline-flex;align-items:center;gap:7px;list-style:none} .nav-dropdown summary::-webkit-details-marker{display:none} .nav-dropdown summary:before{content:"";width:6px;height:6px;margin-top:-3px;border-right:1.5px solid currentColor; border-bottom:1.5px solid currentColor;transform:rotate(45deg);transition:transform .18s ease} .nav-dropdown[open] summary:before{margin-top:3px;transform:rotate(225deg)} .nav-dropdown-panel{position:absolute;top:calc(100% - 12px);left:50%;z-index:40;width:360px;display:grid;gap:2px; padding:10px;border:1px solid var(--line);border-top:2px solid var(--blue);background:#fff; box-shadow:0 18px 40px rgba(39,50,55,.14);transform:translateX(-50%)} .nav-dropdown-panel a{padding:9px 12px;color:var(--ink);white-space:normal;font-size:.92rem} .nav-dropdown-panel a:after{content:none} .nav-dropdown-panel a:hover{color:var(--blue);background:var(--blue-tint)} .nav-cta{min-height:38px;display:inline-flex;align-items:center;padding:0 18px!important; color:#fff!important;background:var(--magenta);border-radius:var(--radius);font-weight:600;font-size:.9rem} .nav-cta:after{content:none!important} .nav-cta:hover{background:var(--magenta-dark)} /* ---------- nút ---------- */ .button{min-height:44px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:0 22px; border:1px solid transparent;border-radius:var(--radius);font-weight:600;font-size:.96rem; white-space:nowrap;cursor:pointer;transition:background .18s ease,border-color .18s ease,color .18s ease} .button-primary{color:#fff;background:var(--magenta)} .button-primary:hover{background:var(--magenta-dark)} .button-secondary{color:var(--ink);background:#fff;border-color:var(--line)} .button-secondary:hover{color:var(--blue);border-color:var(--blue)} /* ---------- hero: nền sáng hai tông, đúng kiểu endress.com ---------- */ .hero{ background: linear-gradient(90deg,var(--surface) 0 57%,#fff 57% 100%), var(--hero-image) right 7% center/auto 72% no-repeat, var(--surface); border-bottom:1px solid var(--line); } .hero-inner{min-height:auto;padding:76px 0 72px;display:grid;align-content:center} .hero-copy{width:min(640px,100%)} .hero h1{max-width:15ch} .hero .lead{color:var(--ink-soft)} .hero-slim .hero-inner{padding:62px 0 58px} .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px} /* ô tra mã trong hero */ .search-panel{max-width:620px;display:grid;grid-template-columns:1fr auto;gap:0;position:relative; border:1px solid var(--line);background:#fff;border-radius:var(--radius)} .search-panel input{min-width:0;height:52px;padding:0 16px;border:0;background:transparent;color:var(--ink);outline:none} .search-panel input::placeholder{color:var(--faint)} .search-panel .button{border-radius:0} .search-note{grid-column:1/-1;padding:10px 16px 12px;border-top:1px solid var(--line-soft); color:var(--muted);font-size:.86rem} .hero-ac{position:absolute;left:-1px;right:-1px;top:100%;z-index:40;background:#fff;border:1px solid var(--line); border-top:2px solid var(--blue);box-shadow:0 18px 40px rgba(39,50,55,.14);overflow:hidden;display:none} .hero-ac.on{display:block} .hero-ac a{display:flex;align-items:center;gap:10px;padding:11px 16px;color:var(--ink);border-bottom:1px solid var(--line-soft)} .hero-ac a:hover{background:var(--blue-tint)} .hero-ac .code{font-weight:600;color:var(--blue)} .hero-ac .mt{margin-left:auto;color:var(--muted);font-size:.82rem;white-space:nowrap} /* ---------- dải số liệu ---------- */ .metric-strip{border-bottom:1px solid var(--line);background:#fff} .metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr))} .metric{padding:26px 28px;border-left:1px solid var(--line)} .metric:first-child{border-left:0;padding-left:0} .metric strong{display:block;font-family:var(--serif);font-size:1.5rem;font-weight:700;line-height:1.15;color:var(--ink)} .metric span{display:block;margin-top:4px;color:var(--muted);font-size:.9rem} /* ---------- khối nội dung ---------- */ .section{padding:82px 0} .section-soft{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)} .section-heading{max-width:74ch;margin-bottom:38px} .section-heading.center{margin-right:auto;margin-left:auto;text-align:center} .section-heading h2{margin:0 0 14px} .section-heading p{margin:0;color:var(--muted);font-size:1.05rem} .grid{display:grid;gap:2px} .grid-3{grid-template-columns:repeat(3,minmax(0,1fr))} .grid-4{grid-template-columns:repeat(4,minmax(0,1fr))} .split{display:grid;grid-template-columns:minmax(0,1fr) minmax(320px,.62fr);gap:44px;align-items:start} /* ---------- thẻ ---------- */ .card,.product-card,.contact-card,.form-panel,.step-card{ background:#fff;border:1px solid var(--line);border-radius:var(--radius)} .card{padding:28px} .card h3{margin-bottom:10px} .card p{margin-bottom:0;color:var(--muted);font-size:.96rem} .category-card{display:flex;flex-direction:column;min-height:100%;overflow:hidden;padding:0; transition:border-color .18s ease,box-shadow .18s ease} .category-card:hover,.product-card:hover{border-color:var(--blue);box-shadow:0 10px 30px rgba(39,50,55,.09)} .category-card h3,.category-card p{margin-right:26px;margin-left:26px} .category-card h3{margin-top:24px} .category-card .meta-line{margin-top:auto;margin-bottom:26px;padding-top:10px} .category-media{height:170px;display:grid;place-items:center;padding:24px;background:var(--surface-2); border-bottom:1px solid var(--line)} .category-media img{width:min(100%,170px);height:118px;object-fit:contain} .product-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));align-items:stretch;gap:2px} .product-card{min-height:100%;display:flex;flex-direction:column;overflow:hidden; transition:border-color .18s ease,box-shadow .18s ease} .product-media{height:230px;display:grid;place-items:center;padding:26px;background:var(--surface-2); border-bottom:1px solid var(--line)} .product-media img{width:min(100%,200px);height:172px;object-fit:contain} .product-body{flex:1;display:flex;flex-direction:column;padding:22px 24px 24px} .product-meta{margin-bottom:8px;color:var(--muted);font-size:.735rem;font-weight:600; letter-spacing:.08em;text-transform:uppercase} .product-body h3{margin-bottom:8px;font-size:1.14rem} .product-body p{margin-bottom:0;color:var(--muted);font-size:.95rem} .product-body .meta-line{margin-top:auto;padding-top:12px} /* mã màu theo nhóm sản phẩm, vẫn trong hệ xanh–hồng */ .t-tower{--tone:var(--t-tower)} .t-beacon{--tone:var(--t-beacon)} .t-heavy{--tone:var(--t-heavy)} .t-ex{--tone:var(--t-ex)} .t-led{--tone:var(--t-led)} .t-perf{--tone:var(--t-perf)} .t-smart{--tone:var(--t-smart)} .t-limit{--tone:var(--t-limit)} .category-card[class*="t-"],.product-card[class*="t-"]{border-top:3px solid var(--tone)} .category-card[class*="t-"]:hover,.product-card[class*="t-"]:hover{border-color:var(--tone)} .category-card[class*="t-"] .meta-line,.product-card[class*="t-"] .meta-line{color:var(--tone)!important} .hero-slim[class*="t-"],.product-hero[class*="t-"]{--tone:var(--tone)} /* ---------- danh sách ---------- */ .check-list{display:grid;gap:14px;margin:24px 0 0;padding:0;list-style:none} .check-list li{display:block;position:relative;padding-left:26px;color:var(--ink-soft)} .check-list li:before{content:"";position:absolute;left:0;top:11px;width:10px;height:2px;background:var(--magenta)} .spec-list{display:grid;gap:10px;margin:14px 0 0;padding:0;list-style:none} .spec-list li{position:relative;padding-left:22px;color:var(--ink-soft)} .spec-list li:before{content:"";position:absolute;left:0;top:11px;width:8px;height:2px;background:var(--blue)} .hub-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:2px;margin:26px 0} .hub-grid a{display:block;padding:18px 20px;background:#fff;border:1px solid var(--line); color:var(--ink);font-weight:400;font-size:.98rem;transition:.18s ease} .hub-grid a:hover{border-color:var(--blue);color:var(--blue)} /* ---------- bảng ---------- */ .table-wrap{overflow-x:auto;border:1px solid var(--line);background:#fff} .product-table{width:100%;min-width:1000px;border-collapse:collapse;font-size:.94rem} .product-table th,.product-table td{padding:16px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top} .product-table th{color:var(--muted);background:var(--surface-2);font-size:.74rem;font-weight:600; letter-spacing:.08em;text-transform:uppercase} .product-table tbody tr:last-child td{border-bottom:0} .product-table tbody tr:hover{background:var(--blue-tint)} .product-table a{color:var(--blue);font-weight:600} .product-table small{display:block;margin-top:3px;color:var(--muted);font-size:.85rem} .table-product{display:grid;grid-template-columns:60px minmax(0,1fr);gap:14px;align-items:center;min-width:230px} .product-thumb{width:60px;height:60px;display:grid;place-items:center;border:1px solid var(--line);background:#fff} .product-thumb img{width:50px;height:50px;object-fit:contain} .spec-table{display:grid;border:1px solid var(--line);background:#fff} .spec-row{display:grid;grid-template-columns:minmax(190px,.4fr) minmax(0,1fr);gap:20px;padding:15px 18px; border-bottom:1px solid var(--line-soft)} .spec-row:last-child{border-bottom:0} .spec-row span{color:var(--muted);font-size:.85rem} .spec-row strong{color:var(--ink);font-weight:600;overflow-wrap:anywhere} .md-table-wrap{overflow-x:auto;margin:26px 0;border:1px solid var(--line);background:#fff} .md-table{width:100%;border-collapse:collapse;font-size:.95rem} .md-table th,.md-table td{padding:13px 16px;border-bottom:1px solid var(--line-soft);text-align:left;vertical-align:top} .md-table th{color:var(--muted);background:var(--surface-2);font-size:.74rem;font-weight:600; letter-spacing:.08em;text-transform:uppercase} .md-table tr:last-child td{border-bottom:0} /* ---------- khối nhấn ---------- */ .quote-panel{padding:34px;background:var(--blue-deep);color:#fff;border-radius:var(--radius)} .quote-panel h2,.quote-panel h3{color:#fff} .quote-panel .kicker{color:rgba(255,255,255,.62)} .quote-panel p{color:rgba(255,255,255,.82)} .quote-list{display:grid;gap:1px;margin:22px 0 26px;padding:0;list-style:none} .quote-list li{padding:12px 14px;background:rgba(255,255,255,.08);color:rgba(255,255,255,.92);font-size:.95rem} .quote-panel .button-secondary{background:transparent;color:#fff;border-color:rgba(255,255,255,.4)} .quote-panel .button-secondary:hover{color:var(--blue-deep);background:#fff;border-color:#fff} /* ---------- hero trang con ---------- */ .page-hero{ background: linear-gradient(90deg,var(--surface) 0 60%,#fff 60% 100%), var(--page-image) right 6% center/auto 74% no-repeat, var(--surface); border-bottom:1px solid var(--line); } .page-hero-inner{padding:64px 0 60px} .page-hero h1{max-width:22ch;margin-bottom:16px} .page-hero .lead{margin-bottom:0;max-width:58ch} .category-hero .page-hero-inner{padding-top:70px;padding-bottom:66px} .breadcrumb{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px;color:var(--muted);font-size:.86rem} .breadcrumb a{color:var(--blue)} .breadcrumb a:hover{text-decoration:underline} .breadcrumb-bar{background:#fff;border-bottom:1px solid var(--line);font-size:.86rem} .breadcrumb-bar .container{padding-top:13px;padding-bottom:13px;color:var(--muted)} .breadcrumb-bar a{color:var(--blue)} .breadcrumb-bar a:hover{text-decoration:underline} /* ---------- trang sản phẩm ---------- */ .product-hero{padding:46px 0 20px;background:#fff} .product-hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center} .product-hero-copy h1{margin:6px 0 14px;font-size:clamp(1.7rem,2.6vw,2.3rem)} .product-hero .eyebrow{color:var(--blue)} .product-hero .lead{color:var(--ink-soft);font-size:1.06rem} .product-visual{margin:0;padding:30px;display:grid;place-items:center;min-height:320px; background:var(--surface-2);border:1px solid var(--line);text-align:center} .product-visual img{width:min(100%,330px);max-height:300px;object-fit:contain} .product-visual figcaption{margin-top:16px;color:var(--muted);font-size:.82rem} .quick-facts{display:grid;grid-template-columns:1fr 1fr;gap:1px;margin-top:26px;background:var(--line)} .quick-facts>div{padding:13px 16px;background:#fff} .quick-facts span{display:block;color:var(--muted);font-size:.735rem;font-weight:600; letter-spacing:.08em;text-transform:uppercase} .quick-facts strong{color:var(--ink);font-size:.98rem;font-weight:600} .doc-list{display:grid;gap:1px;margin:0;padding:0;list-style:none} .doc-list li a{display:block;padding:14px 18px;background:#fff;border:1px solid var(--line); color:var(--blue);font-weight:600} .doc-list li a:hover{background:var(--blue-tint)} .tag-list{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 0;padding:0;list-style:none} .tag-list li{padding:5px 12px;background:var(--blue-tint);color:var(--blue-dark);font-size:.84rem} /* ---------- FAQ ---------- */ .faq-list{display:grid;gap:1px;background:var(--line);border:1px solid var(--line)} .faq-item{padding:2px 22px;background:#fff} .faq-item summary{padding:17px 0;color:var(--ink);font-weight:600;cursor:pointer;list-style:none} .faq-item summary::-webkit-details-marker{display:none} .faq-item summary:before{content:"+";display:inline-block;width:20px;color:var(--magenta);font-weight:400} .faq-item[open] summary:before{content:"–"} .faq-item p{margin:0 0 18px 20px;color:var(--ink-soft)} /* ---------- liên hệ ---------- */ .contact-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(310px,.55fr);gap:2px;align-items:start} .form-panel{padding:32px} .form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px} .field{display:grid;gap:7px} .field.full{grid-column:1/-1} .field label{color:var(--muted);font-size:.78rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase} .field input,.field textarea,.field select,#siteSearch{width:100%;min-width:0;border:1px solid var(--line); border-radius:var(--radius);background:#fff;color:var(--ink);outline:none} .field input,.field select,#siteSearch{height:48px;padding:0 14px} .field input:focus,.field textarea:focus,#siteSearch:focus{border-color:var(--blue)} .field textarea{min-height:150px;padding:13px;resize:vertical} .form-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px} .contact-stack{display:grid;gap:2px} .contact-card{padding:24px} .contact-card h3{margin-bottom:8px;font-size:1.06rem} .contact-card p{margin-bottom:0;color:var(--muted)} .contact-card a{color:var(--blue);font-weight:600} .search-page{display:grid;gap:24px} #siteSearch{height:56px;font-size:1.05rem} /* ---------- bài viết ---------- */ .article-list{display:grid;gap:2px} .article-card{display:grid;grid-template-columns:minmax(0,.34fr) minmax(0,1fr);gap:0;align-items:stretch;overflow:hidden} .article-media{display:grid;place-items:center;padding:26px;background:var(--surface-2);border-right:1px solid var(--line)} .article-media img{width:min(100%,175px);height:135px;object-fit:contain} .article-body{max-width:74ch;margin:0 auto} .article-card .article-body{max-width:none;margin:0;padding:26px 28px} .article-body h2{margin:38px 0 14px} .article-body h3{margin:28px 0 10px;font-size:1.14rem} .article-body p,.article-body li{color:var(--ink-soft);line-height:1.72} .article-body p{margin-bottom:18px} .article-body ul,.article-body ol{padding-left:22px;margin:0 0 20px} .article-body li{margin-bottom:8px} .article-body a{color:var(--blue);font-weight:600} .article-body a:hover{text-decoration:underline} .article-insight{margin:32px 0;padding:26px 28px;background:var(--surface-2); border:1px solid var(--line);border-left:3px solid var(--blue)} .article-insight h2{margin:0 0 16px!important;font-size:1.2rem} .article-insight.caution{border-left-color:var(--magenta);background:var(--magenta-tint);border-color:#f3d5e3} .insight-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px} .insight-grid strong{display:block;margin-bottom:8px;color:var(--ink);font-size:.95rem} .insight-grid ul{display:grid;gap:6px;margin:0;padding-left:18px} .insight-grid li{font-size:.94rem} .article-visual-pack{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(220px,.9fr);gap:2px;margin:32px 0} .article-featured-image,.article-side-figure{margin:0;background:#fff;border:1px solid var(--line);overflow:hidden} .article-image-stage{display:grid;place-items:center;background:var(--surface-2)} .article-featured-image{display:grid;grid-template-rows:minmax(280px,1fr) auto} .article-featured-image .article-image-stage{min-height:280px;padding:30px} .article-featured-image img{width:min(100%,330px);max-height:330px;object-fit:contain} .article-support-images{display:grid;gap:2px} .article-side-figure{display:grid;grid-template-rows:148px auto} .article-side-figure .article-image-stage{height:148px;padding:18px} .article-side-figure img{width:min(100%,170px);max-height:112px;object-fit:contain} .article-featured-image figcaption,.article-side-figure figcaption{ padding:13px 16px;border-top:1px solid var(--line);color:var(--muted);font-size:.86rem;line-height:1.5} .article-featured-image figcaption strong,.article-side-figure figcaption strong{ display:block;margin-bottom:2px;color:var(--ink);font-size:.9rem} .article-featured-image[class*="m-"],.article-side-figure[class*="m-"]{border-top:3px solid var(--tone)} /* ---------- chân trang ---------- */ .site-footer{background:var(--ink);color:rgba(255,255,255,.7)} .footer-inner{padding:64px 0 34px} .footer-kicker{margin-bottom:30px;color:rgba(255,255,255,.5);font-size:.775rem;font-weight:600; letter-spacing:.1em;text-transform:uppercase} .footer-main{display:grid;grid-template-columns:1.3fr .85fr .95fr 1.3fr;gap:36px;padding-bottom:38px} .footer-logo{display:inline-flex;align-items:center;gap:12px;margin-bottom:20px;color:#fff} .footer-logo-title,.footer-logo-sub{display:block} .footer-logo-title{font-family:var(--serif);font-size:1.06rem;font-weight:600} .footer-logo-sub{margin-top:2px;color:rgba(255,255,255,.55);font-size:.76rem} .footer-brand p{max-width:44ch;margin:0;color:rgba(255,255,255,.68);font-size:.95rem} .footer-company{display:grid;gap:4px;margin-top:24px;padding:16px 18px;border:1px solid rgba(255,255,255,.14)} .footer-company strong,.footer-company span{display:block} .footer-company strong{color:#fff;font-size:.9rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase} .footer-company span{color:rgba(255,255,255,.58);font-size:.86rem} .footer-column h3{margin:4px 0 18px;color:#fff;font-size:1rem} .footer-links{display:grid;gap:10px} .footer-links a{color:rgba(255,255,255,.68);font-size:.94rem;transition:color .18s ease} .footer-links a:hover{color:#fff} .footer-contact{display:grid;gap:14px} .footer-contact span{display:block;margin-bottom:3px;color:rgba(255,255,255,.45);font-size:.735rem; font-weight:600;letter-spacing:.08em;text-transform:uppercase} .footer-contact p,.footer-contact a{margin:0;color:rgba(255,255,255,.72);font-size:.93rem;line-height:1.5} .footer-contact a:hover{color:#fff} .footer-cta{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:22px;align-items:center; margin-bottom:28px;padding:24px 26px;border:1px solid rgba(255,255,255,.14)} .footer-cta strong,.footer-cta span{display:block} .footer-cta strong{color:#fff;font-family:var(--serif);font-size:1.14rem;font-weight:400} .footer-cta span{margin-top:5px;color:rgba(255,255,255,.62);font-size:.93rem} .footer-bottom{display:flex;justify-content:space-between;gap:26px;padding-top:26px; border-top:1px solid rgba(255,255,255,.14);color:rgba(255,255,255,.48);font-size:.85rem} .footer-bottom a{color:rgba(255,255,255,.7)} /* ---------- màn hình nhỏ ---------- */ @media(max-width:1080px){ .product-grid,.grid-4{grid-template-columns:repeat(3,minmax(0,1fr))} .footer-main{grid-template-columns:repeat(2,minmax(0,1fr))} } @media(max-width:980px){ .header-inner{flex-wrap:wrap;padding:14px 0;min-height:0} .brand{min-width:0} .nav{order:3;width:100%;gap:18px;overflow-x:auto;padding-bottom:4px;font-size:.9rem} .nav a,.nav-dropdown summary{padding:8px 0 12px} .nav a:after,.nav-dropdown summary:after{bottom:6px} .nav-dropdown-panel{top:calc(100% - 2px);left:0;width:300px;transform:none} .hero,.page-hero{background: linear-gradient(180deg,rgba(240,244,246,.94) 0 62%,rgba(240,244,246,.7) 100%), var(--hero-image,var(--page-image)) right bottom/auto 46% no-repeat,var(--surface)} .hero-copy{width:100%} .metrics,.grid-3,.grid-4,.product-grid{grid-template-columns:repeat(2,minmax(0,1fr))} .split,.contact-layout,.article-card,.product-hero-grid,.article-visual-pack{grid-template-columns:1fr} .article-media{border-right:0;border-bottom:1px solid var(--line)} .insight-grid,.hub-grid{grid-template-columns:1fr} .footer-cta{grid-template-columns:1fr} .metric:first-child{padding-left:28px} } @media(max-width:640px){ body{font-size:16px} .container,.header-inner,.footer-inner{width:min(100% - 32px,var(--container))} .brand-sub{display:none} .nav{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px 14px;overflow:visible;text-align:center} .nav a,.nav-dropdown summary{justify-content:center;padding:4px 0 8px;line-height:1.3;white-space:normal} .nav-dropdown-panel{left:50%;width:min(84vw,300px);text-align:left;transform:translateX(-50%)} .nav-cta{grid-column:1/-1;justify-content:center} .hero-inner,.page-hero-inner{padding:52px 0 48px} .section{padding:56px 0} .search-panel{grid-template-columns:1fr} .search-panel .button{border-radius:0;border-top:1px solid var(--line)} .metrics,.grid-3,.grid-4,.product-grid,.form-grid,.quick-facts{grid-template-columns:1fr} .metric{border-left:0;border-top:1px solid var(--line);padding-left:0} .metric:first-child{border-top:0;padding-left:0} .spec-row{grid-template-columns:1fr;gap:4px} .footer-main{grid-template-columns:1fr} .footer-bottom{flex-direction:column;align-items:flex-start} } /* --- so do ky thuat trong bai viet --- */ .article-diagram{background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);margin:26px 0;padding:20px 22px 14px} .diagram-stage{width:100%} .diagram-stage svg{width:100%;height:auto;display:block} .article-diagram figcaption{margin-top:12px;font-size:.9rem;color:var(--muted);border-top:1px solid var(--line-soft);padding-top:10px;line-height:1.5} .article-diagram figcaption strong{color:var(--ink);font-weight:600} /* ---------- bo sung rieng cho portal AirTAC ---------- */ .chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px} .chip{display:inline-block;padding:4px 11px;border:1px solid var(--line);border-radius:999px; background:var(--surface-2);color:var(--ink-soft);font-size:.78rem;font-weight:600;letter-spacing:.01em} .part-table td:first-child a{color:var(--blue);font-weight:600} .part-table tbody tr:hover{background:var(--blue-tint)} .product-visual.certificate{padding:22px;align-content:start} .product-visual.certificate a{display:block;width:100%} .product-visual.certificate img{width:100%;height:auto;max-width:520px;max-height:none; border:1px solid var(--line);border-radius:var(--radius);object-fit:contain;background:var(--white); transition:box-shadow .18s ease} .product-visual.certificate a:hover img{box-shadow:0 6px 22px rgba(13,91,171,.18)} .product-visual.certificate figcaption{font-size:.8rem;color:var(--muted);margin-top:12px;word-break:break-word; text-align:center;line-height:1.6} .hub-grid a{word-break:break-word} /* quick-facts la luoi 2 cot: o le cuoi cung phai trai het hang, khong de o trong */ .quick-facts > div:last-child:nth-child(odd){grid-column:1 / -1} .table-wrap .product-table td{vertical-align:top} .search-page #siteSearch{width:100%;padding:15px 18px;border:1px solid var(--line); border-radius:var(--radius);font-size:1.02rem} .search-note{color:var(--muted)} @media (max-width:720px){ .product-hero-grid{grid-template-columns:1fr} .table-wrap{overflow-x:auto} } /* ================= HERO: cho anh hien ra ================= Loi goc: lop gradient DAU TIEN cua .hero va .page-hero la gradient DUC (surface 0-57%, #fff 57-100%) ve de len lop anh ben duoi -> trinh duyet tai anh ve nhung khong bao gio nhin thay. Sua: gradient mo dan ve trong suot, nen duoi cung doi tu --surface sang --white de giu bo cuc hai tong. rgba(240,243,246,0) = --surface o alpha 0; doi --surface thi sua ca day. */ @media (min-width:981px){ .hero,.page-hero{ background: linear-gradient(90deg,var(--surface) 0 48%,rgba(240,243,246,0) 74%), var(--hero-image,none) right 4% center/auto 84% no-repeat, var(--white); } .home-hero{ background: linear-gradient(90deg,var(--surface) 0 46%,rgba(240,243,246,0) 70%), var(--hero-image,none) right -30px center/auto 76% no-repeat, var(--white); } } @media (max-width:980px){ /* Tren dien thoai anh dat o mot dai rieng duoi cung — khong de sau nut bam. */ .hero,.page-hero{ background: linear-gradient(180deg,var(--surface) 0 60%,rgba(240,243,246,0) 88%), var(--hero-image,none) center bottom 14px/auto 128px no-repeat, var(--white); } .hero .hero-inner,.page-hero .page-hero-inner{padding-bottom:162px} /* Trang chu: anh ca dong san pham qua rong, bo han tren mobile. */ .home-hero{background:var(--surface)} .home-hero .hero-inner{padding-bottom:48px} } /* ========================================================================== ANH MINH HOA — hero anh canh + figure trong bai (them 13/09/2026) Ly do: hero cu dung anh cutout san pham 700x700 nen trong suot lam background -> tren nen sang trong gan nhu vo hinh, keo gian xau. Bo anh canh 1600x900 trong assets/scene/ duoc dat full-bleed, phu mot lop trang mo dan tu trai sang de chu van doc ro. Trang nao khong co anh canh van chay nhanh ve co che --hero-image cu. ========================================================================== */ .hero.hero-scene,.page-hero.hero-scene{border-bottom:1px solid var(--line)} @media (min-width:981px){ .hero.hero-scene,.page-hero.hero-scene,.home-hero.hero-scene{ background: linear-gradient(90deg, rgba(255,255,255,.97) 0 24%, rgba(255,255,255,.88) 40%, rgba(255,255,255,.42) 58%, rgba(255,255,255,.06) 76%, rgba(255,255,255,0) 100%), var(--hero-image,none) right 78%/cover no-repeat, var(--surface); } .hero.hero-scene .hero-inner,.page-hero.hero-scene .page-hero-inner{min-height:366px} .home-hero.hero-scene .hero-inner{min-height:400px} } @media (max-width:980px){ /* Dien thoai: anh phu ca khoi, lop trang day hon o phan co chu. */ .hero.hero-scene,.page-hero.hero-scene,.home-hero.hero-scene{ background: linear-gradient(180deg, rgba(255,255,255,.97) 0 46%, rgba(255,255,255,.88) 62%, rgba(255,255,255,.44) 80%, rgba(255,255,255,.14) 100%), var(--hero-image,none) center bottom/cover no-repeat, var(--surface); } .hero.hero-scene .hero-inner,.page-hero.hero-scene .page-hero-inner{padding-bottom:176px} .home-hero.hero-scene .hero-inner{padding-bottom:96px} } /* --- figure minh hoa trong than bai va trong noi dung trang danh muc --- */ .content-figure{margin:30px 0;border:1px solid var(--line);background:var(--white);overflow:hidden} .content-figure img{display:block;width:100%;height:auto} .content-figure figcaption{padding:11px 16px;background:var(--surface-2);border-top:1px solid var(--line-soft); color:var(--muted);font-size:.84rem;line-height:1.55} .article-body .content-figure{margin:32px 0} .content-figure.figure-line img{background:var(--white)} /* --- the bai viet o trang /blog/ co anh dai dien --- */ .blog-card{padding:0;display:flex;flex-direction:column;overflow:hidden} .blog-thumb{display:block;background:var(--surface-2);border-bottom:1px solid var(--line);line-height:0} .blog-thumb img{width:100%;height:186px;object-fit:cover;display:block;transition:transform .25s ease} .blog-card:hover .blog-thumb img{transform:scale(1.03)} .blog-card .product-meta{margin:22px 24px 8px} .blog-card h3{margin:0 24px 10px} .blog-card p{margin:0 24px 24px} @media (max-width:720px){ .blog-thumb img{height:170px} } /* Khoi tai lieu va ghi chu phap ly — portal doc lap */ .cod-figure{margin:30px 0;padding:0} .cod-figure img{display:block;width:100%;max-width:560px;height:auto;margin:0 auto; border:1px solid var(--line);border-radius:var(--radius);background:var(--white)} .cod-figure figcaption{margin:14px auto 0;max-width:560px;color:var(--muted); font-size:.82rem;line-height:1.65;text-align:center} /* ========================================================================== MENU GỌN CHO TABLET / ĐIỆN THOẠI (≤980px) 15/09/2026 Trên PC (≥981px) menu ngang giữ NGUYÊN như cũ — phần này không đụng tới. Từ 980px trở xuống, bản gốc đẩy cả thanh điều hướng xuống thành một hàng cuộn ngang (và dưới 640px thành lưới 3 cột) trông rối. Thay bằng: [logo + AirTAC Việt Nam] ................. [Gửi RFQ] [Menu ▾] Bấm Menu sổ xuống một thẻ gọn chứa đủ mục, nhóm "Sản phẩm" thụt vào. Cách làm: KHÔNG sửa HTML (portal này có 120+ trang). Tận dụng
có sẵn làm nút Menu, rồi dùng :has() để biến chính