:root{--brand:#0a6ef5;--brand-d:#0b55c4;--brand-l:#e8f1ff;--accent:#e8551f;--ink:#1f2937;--mut:#6b7280;--line:#e5e9ef;--bg:#f5f7fa;--r:14px;--sh:0 6px 24px rgba(10,50,90,.10)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Sarabun',Arial,sans-serif;font-size:16px;line-height:1.6;color:var(--ink);background:#fff}
img{max-width:100%;height:auto}
a{color:var(--brand);text-decoration:none}
a:hover{color:var(--accent)}
.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
h1,h2,h3{line-height:1.25;margin:0}
/* topbar + header */
.topbar{background:var(--brand-d);color:#dbe8f5;font-size:14px}
.topbar .wrap{display:flex;justify-content:space-between;gap:16px;padding-top:7px;padding-bottom:7px;flex-wrap:wrap}
.topbar a{color:#fff;margin-left:20px}.topbar a:first-child{margin-left:0}.topbar b{color:#ffd9c9}
.hdr{position:sticky;top:0;z-index:50;background:#fff;box-shadow:0 2px 14px rgba(10,50,90,.08)}
.hdr-in{display:flex;align-items:center;gap:16px;min-height:78px}
.logo img{height:58px;width:auto;display:block}
.nav-wrap{flex:1}
.nav{list-style:none;margin:0;padding:0;display:flex;gap:2px;flex-wrap:nowrap;white-space:nowrap}
.nav>li{position:relative}
.nav>li>a{display:block;padding:10px 11px;font-weight:700;color:var(--ink);border-radius:10px;font-size:15px}
.nav>li>a:hover,.nav>li.on>a{color:var(--brand);background:var(--brand-l)}
.nav .has-sub>a:after{content:'▾';font-size:11px;margin-left:5px;color:var(--mut)}
.sub{display:none;position:absolute;left:0;top:100%;min-width:230px;background:#fff;border-radius:var(--r);box-shadow:var(--sh);padding:10px;z-index:60}
.nav>li:hover>.sub,.nav>li:focus-within>.sub{display:block}
.sub a{display:block;padding:8px 12px;border-radius:8px;color:var(--ink);font-size:15px}
.sub a:hover{background:var(--brand-l);color:var(--brand)}
.sub-mega{width:min(900px,92vw);left:-160px;display:none;grid-template-columns:repeat(3,1fr);gap:8px 18px;padding:18px}
.nav>li:hover>.sub-mega,.nav>li:focus-within>.sub-mega{display:grid}
.sub-mega .col{display:flex;flex-direction:column}
.sub-mega .h{font-weight:800;color:var(--brand);border-bottom:2px solid var(--brand-l);margin-bottom:4px}
.search{display:flex;border:1.5px solid var(--line);border-radius:999px;overflow:hidden;background:#fff}
.search input{border:0;padding:9px 6px 9px 14px;font:inherit;width:120px;outline:0;background:transparent}
.search button{border:0;background:var(--brand);color:#fff;padding:0 16px;cursor:pointer;font-size:15px}
.burger{display:none;border:0;background:var(--brand);border-radius:10px;width:44px;height:44px;padding:11px 10px;cursor:pointer}
.burger i{display:block;height:2.5px;background:#fff;margin:5px 0;border-radius:2px}
/* hero */
.hero{position:relative;background:#0b2f52;overflow:hidden}
.hero-track{position:relative;aspect-ratio:1366/490;max-height:560px}
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity .9s}
.hero-slide.on{opacity:1}
.hero-slide img{width:100%;height:100%;object-fit:cover;display:block}
.hero:after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(6,35,66,.78) 0%,rgba(6,35,66,.35) 45%,rgba(6,35,66,0) 75%);pointer-events:none}
.hero-cap{position:absolute;left:0;right:0;top:50%;transform:translateY(-50%);z-index:3;color:#fff}
.hero-cap h1{font-size:clamp(22px,3.4vw,44px);font-weight:800;text-transform:uppercase;letter-spacing:.5px;max-width:640px;text-shadow:0 2px 12px rgba(0,0,0,.35)}
.hero-cap p{font-size:clamp(15px,1.6vw,20px);margin:10px 0 20px;color:#dbe8f5;max-width:520px}
.hero-dots{position:absolute;left:0;right:0;bottom:16px;display:flex;justify-content:center;gap:9px;z-index:4}
.hero-dots button{width:11px;height:11px;border-radius:50%;border:0;background:rgba(255,255,255,.5);cursor:pointer;padding:0}
.hero-dots button.on{background:#fff;width:28px;border-radius:6px}
.btn{display:inline-block;background:var(--accent);color:#fff;border:0;border-radius:999px;padding:11px 26px;font:inherit;font-weight:700;cursor:pointer;transition:.2s}
.btn:hover{background:#c8420f;color:#fff}
.btn.ghost{background:transparent;color:var(--brand);border:2px solid var(--brand)}
.btn.ghost:hover{background:var(--brand);color:#fff}
/* sections */
.sec-title{text-align:center;font-size:clamp(22px,2.6vw,32px);font-weight:800;color:var(--brand);text-transform:uppercase;position:relative;padding-bottom:14px;margin-bottom:8px}
.sec-title:after{content:'';display:block;width:64px;height:3px;background:var(--accent);margin:10px auto 0;border-radius:2px}
.sec-title.left{text-align:left}.sec-title.left:after{margin-left:0}
.sec-title a{color:inherit}
.sec-sub{text-align:center;color:var(--mut);margin:0 0 26px}.sec-sub.left{text-align:left}
.about{background:var(--bg);padding:52px 0}
.trust{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin:26px 0 0;padding:0}
.trust li{background:#fff;border-radius:var(--r);box-shadow:var(--sh);padding:22px 12px;text-align:center}
.trust img{width:56px;height:56px;object-fit:contain;display:block;margin:0 auto 10px}
.trust b{color:var(--brand);text-transform:uppercase;font-size:14px}
.cats-strip{padding:50px 0 10px}
.cat-tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin-top:22px}
.cat-tiles a{background:var(--brand-l);color:var(--brand-d);font-weight:800;text-align:center;padding:22px 14px;border-radius:var(--r);border:1px solid #cfe2f4;text-transform:uppercase;font-size:14.5px}
.cat-tiles a:hover{background:var(--brand);color:#fff}
.psec{padding:38px 0}.psec:nth-of-type(odd){background:#fff}
.psec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px}
.psec-head .sec-sub{margin:0}
.psec-head .all{font-weight:700;white-space:nowrap}
.pgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.pgrid.three{grid-template-columns:repeat(3,1fr)}
.pcard{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;transition:.25s;display:flex;flex-direction:column}
.pcard:hover{box-shadow:var(--sh);transform:translateY(-3px)}
.pcard-img{display:block;aspect-ratio:1/1;background:#f3f6f9;overflow:hidden}
.pcard-img img{width:100%;height:100%;object-fit:contain;display:block;transition:.35s}
.pcard:hover .pcard-img img{transform:scale(1.05)}
.pcard-body{padding:14px 14px 16px;text-align:center}
.pcard h3{font-size:16px;font-weight:700;text-transform:uppercase;min-height:2.6em}
.pcard h3 a{color:var(--ink)}.pcard h3 a:hover{color:var(--brand)}
.pcode{color:var(--mut);font-size:14px;margin:6px 0 4px}
.pprice{margin:0;font-weight:800;color:var(--accent)}.pprice.contact{color:var(--brand)}
.support{background:linear-gradient(120deg,var(--brand-d),var(--brand));color:#fff;padding:54px 0;margin-top:20px}
.sec-title.light,.sec-sub.light{color:#fff}.sec-title.light:after{background:#fff}.sec-sub.light{opacity:.9}
.support-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px;max-width:760px;margin:0 auto}
.scard{background:#fff;color:var(--ink);border-radius:var(--r);padding:22px 24px}
.scard h3{color:var(--brand);margin-bottom:8px}.scard p{margin:3px 0}
.news{padding:54px 0;background:var(--bg)}
.news-grid{display:grid;grid-template-columns:1fr 1fr;gap:34px}
.nlist{display:flex;flex-direction:column;gap:12px;margin-top:18px}
.nitem{display:flex;gap:14px;background:#fff;border-radius:12px;padding:10px;align-items:flex-start;color:var(--ink);border:1px solid var(--line)}
.nitem:hover{box-shadow:var(--sh)}
.nitem img{width:108px;height:88px;object-fit:cover;border-radius:8px;flex:none}
.nitem b{display:block;color:var(--brand);line-height:1.35}
.nitem em{display:block;font-style:normal;font-size:14px;color:var(--mut);margin-top:3px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
/* inner pages */
.pagehead{background:linear-gradient(120deg,var(--brand-d),var(--brand));color:#fff;padding:30px 0 34px}
.pagehead h1,.pagehead .h1{font-size:clamp(22px,3vw,34px);font-weight:800;margin-top:8px;text-transform:uppercase}
.crumbs{font-size:14px;color:#cfe2f4}.crumbs a{color:#fff}.crumbs span{margin:0 8px;opacity:.6}.crumbs em{font-style:normal}
.main{padding-top:34px;padding-bottom:56px;display:block}
.main.has-side{display:grid;grid-template-columns:270px 1fr;gap:30px;align-items:start}
.content{min-width:0}
.lead{background:var(--brand-l);border-radius:var(--r);padding:14px 18px;margin:0 0 22px;color:var(--brand-d)}
.side .box{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;margin-bottom:20px}
.side h2{background:var(--brand);color:#fff;font-size:16px;padding:12px 16px;text-transform:uppercase}
.cats,.cats ul{list-style:none;margin:0;padding:0}
.cats>li{border-bottom:1px solid var(--line)}.cats>li:last-child{border:0}
.cats a{display:block;padding:9px 16px;color:var(--ink);font-size:15px}
.cats a.top{font-weight:800}
.cats a:hover,.cats a.on{color:var(--brand);background:var(--brand-l)}
.cats ul{display:none;background:#fafcfe}.cats li.open>ul{display:block}
.cats ul a{padding-left:28px;font-size:14.5px}
.side .help p{padding:0 16px;margin:12px 0;font-size:14.5px}
.article{max-width:100%}
.meta{color:var(--mut);font-size:14px;margin-bottom:14px}
.noidung{overflow-wrap:break-word}
.noidung img{max-width:100%;height:auto!important}
.noidung table{max-width:100%;border-collapse:collapse}
.noidung td,.noidung th{border:1px solid var(--line);padding:6px 10px}
.noidung iframe,.noidung video{max-width:100%}
.noidung h2,.noidung h3{color:var(--brand);margin:20px 0 10px}
.noidung p{margin:0 0 12px}
.share{margin:20px 0;display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.share a{background:var(--brand-l);padding:5px 14px;border-radius:999px;font-size:14px;font-weight:700}
.related{margin-top:30px;border-top:1px solid var(--line);padding-top:16px}
.related h2{font-size:18px;color:var(--brand);margin-bottom:8px}.related li{margin:5px 0}
.alist{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.acard{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column}
.acard:hover{box-shadow:var(--sh)}
.acard-img{display:block;aspect-ratio:16/10;background:#f3f6f9;overflow:hidden}.acard-img img{width:100%;height:100%;object-fit:cover}
.acard-body{padding:16px}.acard h3{font-size:18px;margin-bottom:8px}.acard h3 a{color:var(--brand-d)}
.acard p{margin:0 0 10px;color:var(--mut);font-size:15px;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}
.acard .more{font-weight:700}
.phantrang{display:flex;gap:6px;justify-content:center;margin:30px 0 0;flex-wrap:wrap}
.phantrang a,.phantrang span{min-width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:8px;padding:0 10px;color:var(--ink)}
.phantrang span,.phantrang a:hover{background:var(--brand);color:#fff;border-color:var(--brand)}
.empty{padding:30px;text-align:center;color:var(--mut)}
/* product detail */
.pd{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:32px;align-items:start}
.pd-pic{border:1px solid var(--line);border-radius:var(--r);padding:14px;background:#fff}
.pd-pic img{display:block;margin:0 auto;max-height:520px;object-fit:contain}
.pd-meta{list-style:none;padding:0;margin:0 0 14px}.pd-meta li{padding:9px 0;border-bottom:1px dashed var(--line)}
.pd-meta span{display:inline-block;min-width:120px;color:var(--mut)}
.pd-price{color:var(--accent);font-size:20px}.pd-price a{color:var(--accent)}
.pd-desc{margin:14px 0;background:var(--bg);padding:14px 16px;border-radius:var(--r)}
.pd-cta{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0}
.tabs{margin-top:34px}
.tab-h,.rel-h{font-size:20px;color:var(--brand);text-transform:uppercase;border-bottom:3px solid var(--brand);display:inline-block;padding-bottom:6px;margin-bottom:18px}
.rel-h{margin-top:40px}
/* contact */
.contact{display:grid;grid-template-columns:1.1fr 1fr;gap:30px;align-items:start}
.c-form{background:var(--bg);border-radius:var(--r);padding:26px}
.c-form h2{color:var(--brand);margin-bottom:14px;font-size:20px}
.c-form label{display:block;margin-bottom:12px;font-weight:600}.c-form i{color:#d33;font-style:normal}
.c-form input,.c-form textarea{display:block;width:100%;margin-top:5px;border:1.5px solid var(--line);border-radius:10px;padding:10px 12px;font:inherit;background:#fff}
.c-form input:focus,.c-form textarea:focus{outline:0;border-color:var(--brand)}
.c-map iframe{width:100%;height:340px;border:0;border-radius:var(--r);margin-top:16px}
/* footer */
.ftr{background:#0b2f52;color:#c9d9ea;margin-top:0}
.ftr-grid{display:grid;grid-template-columns:1.4fr .8fr 1fr 1.2fr;gap:30px;padding-top:48px;padding-bottom:36px}
.ftr h3{color:#fff;font-size:16px;text-transform:uppercase;margin-bottom:14px}
.ftr p{margin:6px 0;font-size:15px}.ftr a{color:#c9d9ea}.ftr a:hover{color:#fff}
.ftr ul{list-style:none;margin:0;padding:0}.ftr li{margin:7px 0;font-size:15px}
.soc{display:flex;gap:8px;margin-top:12px}.soc img{width:34px;height:34px;border-radius:8px}
.bct img{width:140px;margin-top:10px}
.fmap iframe{width:100%;height:190px;border:0;border-radius:12px}
.fbot{background:#082441;padding:12px 0;font-size:14px}.fbot .wrap{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
/* floaters */
.floaters{position:fixed;right:16px;bottom:18px;display:flex;flex-direction:column;gap:12px;z-index:70}
.fl{width:52px;height:52px;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 14px rgba(0,0,0,.25)}
.fl img{width:32px;height:32px}
.fl-zalo{background:#fff}.fl-call{background:#1aa14a;animation:pulse 2s infinite}
.fl-top{background:var(--brand);color:#fff;font-size:22px;opacity:0;pointer-events:none;transition:.3s}.fl-top.show{opacity:1;pointer-events:auto}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(26,161,74,.5)}70%{box-shadow:0 0 0 16px rgba(26,161,74,0)}100%{box-shadow:0 0 0 0 rgba(26,161,74,0)}}
/* responsive */
@media(max-width:1100px){.pgrid{grid-template-columns:repeat(3,1fr)}.ftr-grid{grid-template-columns:1fr 1fr}.search input{width:90px}.nav>li>a{padding:10px 8px;font-size:14px}}
@media(max-width:960px){
  .burger{display:block;margin-left:auto}
  .search{order:3}
  .hdr-in{flex-wrap:wrap;gap:10px;padding-top:10px;padding-bottom:10px}
  .nav-wrap{display:none;flex:0 0 100%;order:5}.nav-wrap.open{display:block}
  .nav{flex-direction:column;white-space:normal}
  .sub,.sub-mega{position:static;display:none!important;box-shadow:none;width:auto;padding:0 0 0 12px;grid-template-columns:1fr}
  .nav>li.sub-open>.sub{display:block!important}
  .main.has-side{grid-template-columns:1fr}.side{order:2}
  .pd,.contact,.news-grid{grid-template-columns:1fr}
  .trust{grid-template-columns:repeat(2,1fr)}
  .topbar .tb-r a:last-child{display:none}
}
@media(max-width:640px){
  .pgrid,.pgrid.three{grid-template-columns:repeat(2,1fr);gap:12px}
  .alist{grid-template-columns:1fr}.ftr-grid{grid-template-columns:1fr}
  .hero-track{aspect-ratio:16/10}.hero-cap p{display:none}
  .psec-head{flex-direction:column;align-items:flex-start}
  .topbar span:first-child{display:none}
}

/* Trang chủ: header dạng viên thuốc nổi trên ảnh hero (giống vietquang.vn) */
.t-home .topbar{display:none}
.t-home .hdr{position:fixed;left:0;right:0;top:14px;background:transparent;box-shadow:none}
.t-home .hdr-in{background:#fff;border-radius:18px;box-shadow:0 10px 34px rgba(8,40,80,.18);min-height:70px;padding:0 20px;max-width:1240px}
.t-home .logo img{height:50px}
.t-home .hero-track{aspect-ratio:auto;height:min(78vh,640px);min-height:440px}
.t-home .hero-cap{padding-top:70px}
@media(max-width:960px){.t-home .hdr{top:8px}.t-home .hdr-in{border-radius:14px;margin:0 8px;width:auto}.t-home .hero-track{height:70vh;min-height:420px}}

/* Danh mục hóa chất: 2 dòng, có mũi tên xem thêm (yêu cầu khách) */
.cats-strip{padding:34px 0 8px}
.cat-tiles{display:grid;grid-template-columns:repeat(6,1fr);grid-auto-rows:64px;gap:12px;margin-top:18px;max-height:140px;overflow:hidden;transition:max-height .35s}
.cat-tiles.open{max-height:900px}
.cat-tiles a{padding:6px 10px;font-size:13.5px;display:flex;align-items:center;justify-content:center;line-height:1.3;text-align:center}
.cat-more{display:flex;align-items:center;gap:6px;margin:14px auto 0;border:0;background:var(--brand-l);color:var(--brand);font:inherit;font-weight:700;border-radius:999px;padding:8px 20px;cursor:pointer}
.cat-more svg{transition:transform .25s}.cat-more[aria-expanded=true] svg{transform:rotate(180deg)}
.about{padding:40px 0}
.ftag{color:#9fc0e0;font-style:italic;margin:-4px 0 10px!important}
/* menu xổ Sản phẩm: danh mục phẳng nhiều cột như vietquang.vn */
.sub-mega{width:min(860px,92vw);left:-120px;grid-template-columns:repeat(3,1fr);gap:2px 16px}
.sub-mega a{padding:7px 10px}
.sub .sub2{padding-left:26px;font-size:14px;color:var(--mut)}
@media(max-width:1100px){.cat-tiles{grid-template-columns:repeat(4,1fr)}}
@media(max-width:640px){.cat-tiles{grid-template-columns:repeat(2,1fr)}}

/* v2 13/10: danh mục dạng ảnh như vietquang, rút gọn trang chủ */
.cat-tiles{grid-auto-rows:auto;max-height:316px;gap:14px}
.cat-tiles.open{max-height:1400px}
.cat-tiles a{flex-direction:column;justify-content:flex-start;padding:0;height:151px;background:#fff;border:1px solid var(--line);overflow:hidden;text-transform:none}
.cat-tiles a:hover{background:#fff;border-color:var(--brand);box-shadow:var(--sh)}
.cat-tiles .ct-img{display:block;width:100%;height:100px;background:#f3f6f9}
.cat-tiles .ct-img img{width:100%;height:100%;object-fit:contain;display:block;transition:.3s}
.cat-tiles a:hover .ct-img img{transform:scale(1.06)}
.cat-tiles b{display:flex;align-items:center;justify-content:center;flex:1;padding:4px 8px;font-size:13px;color:var(--brand-d);line-height:1.25}
.cat-tiles a:hover b{color:var(--brand)}
.why{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin:26px 0 0;padding:0;counter-reset:w}
.why li{background:linear-gradient(160deg,var(--brand-d),var(--brand));color:#fff;border-radius:var(--r);padding:22px 20px}
.why i{font-style:normal;font-size:40px;font-weight:800;opacity:.35;line-height:1}
.why h3{color:#fff;margin:6px 0;font-size:17px}.why p{margin:0;font-size:14px;opacity:.92}
@media(max-width:1100px){.why{grid-template-columns:repeat(2,1fr)}.cat-tiles{max-height:316px}}
@media(max-width:640px){.why{grid-template-columns:1fr}.cat-tiles{max-height:316px}}
.cat-tiles .ct-img{display:flex;align-items:center;justify-content:center;color:#a9c4de}

/* v3 13/10: bố cục theo vietquang (giữ màu xanh Minh Hiếu) */
:root{--r:8px}
.t-home .hdr-in{border-radius:6px;min-height:90px;max-width:1020px;padding:0 24px;gap:22px}
.t-home .nav>li>a{font-size:17px;padding:10px 14px;color:#2b2f3a;background:transparent!important}
.t-home .nav>li>a:hover,.t-home .nav>li.on>a{color:var(--brand)}
.t-home .search{border:0;background:transparent}
.t-home .search input{display:none}
.t-home .search button{width:36px;height:34px;border-radius:5px;padding:0;font-size:0;position:relative}
.t-home .search button:before{content:'';position:absolute;left:10px;top:8px;width:10px;height:10px;border:2px solid #fff;border-radius:50%}
.t-home .search button:after{content:'';position:absolute;left:21px;top:20px;width:2px;height:7px;background:#fff;transform:rotate(-45deg)}
.t-home .hero-track{height:min(62vw,605px);min-height:420px}
.t-home .hero:after{background:linear-gradient(90deg,rgba(6,35,66,.55),rgba(6,35,66,0) 70%)}
.hero-cap{top:auto;bottom:70px;transform:none}
.t-home .hero-cap{padding-top:0}
.hero-cap h1{font-size:clamp(26px,4.4vw,58px);letter-spacing:6px;max-width:720px;line-height:1.2}
.hero-cap .btn{border-radius:30px;padding:10px 32px;font-size:22px;background:var(--brand)}
.hero-dots{left:auto;right:auto;bottom:80px;justify-content:flex-start;padding-left:max(20px,calc((100% - 1240px)/2 + 300px))}
.hero-dots button,.hero-dots button.on{width:22px;height:22px;border-radius:50%;background:var(--brand);opacity:.55}
.hero-dots button.on{opacity:1}
.sec-title{color:var(--brand);font-size:clamp(26px,3vw,36px);padding-bottom:0}
.sec-title:after{width:80px;height:4px;background:#1f2937;margin:12px auto 0;border-radius:0}
.sec-title.left:after{margin-left:0}
.sec-lead{text-align:center;color:#555;max-width:900px;margin:18px auto 0;font-size:18px}.sec-lead.left{text-align:left;margin-left:0}
.center{text-align:center;margin-top:30px}
.btn-dark{display:inline-block;background:#1c1d2b;color:#fff;padding:10px 22px;border-radius:2px;font-weight:700}.btn-dark:hover{background:var(--brand);color:#fff}
.about2{padding:80px 0 50px;background:#fafafa;text-align:center}
.stats{list-style:none;margin:56px auto 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;max-width:1020px;text-align:left}
.stats li{display:flex;align-items:center;gap:14px}
.stats .ico{flex:0 0 70px;height:70px;border-radius:50%;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center}
.stats .ico svg{width:34px;height:34px}
.stats b{display:block;font-size:24px;color:var(--brand);line-height:1.2}.stats small{font-size:16px;color:#222}
.cats-strip{background:#fafafa;padding:60px 0 70px;border-top:1px solid #f0f0f0}
.cats-strip .cat-tiles{grid-template-columns:repeat(5,1fr);gap:40px 34px;margin-top:50px;max-width:1020px;margin-left:auto;margin-right:auto;max-height:478px}
.cats-strip .cat-tiles.open{max-height:2200px}
.cat-tiles a{height:auto;background:transparent;border:0;border-radius:0;box-shadow:none!important;align-items:center}
.cat-tiles .ct-img{height:162px;border-radius:8px;overflow:hidden;background:#eef1f5;width:100%}
.cat-tiles .ct-img img{object-fit:cover}
.cat-tiles b{flex:none;padding:14px 0 0;font-size:17px;color:#2b2f3a}
.cat-tiles a:hover b{color:var(--brand)}
.band{background:var(--brand);padding:44px 0 90px;color:#fff;text-align:center}
.band-sub{font-weight:700;margin:14px 0 0;font-size:18px}
.sec-title.light:after{background:#fff;margin-top:22px}
.why{grid-template-columns:repeat(4,1fr);gap:30px;margin-top:56px;text-align:left}
.why li{background:#fff;color:#111;border-radius:10px;padding:24px 18px 28px}
.why li:last-child{background:#e8f2fb}
.why i{display:block;font-size:56px;line-height:1;color:transparent;-webkit-text-stroke:1.5px var(--brand);opacity:1;margin-bottom:34px}
.why h3{color:#111;font-size:22px;margin:0 0 10px}.why p{color:#222;font-size:16px;opacity:1;text-align:justify;margin:0}
.psec{background:#fff;padding:70px 0 40px}.psec:nth-of-type(odd){background:#fff}
.connect{padding:30px 0 60px}
.cn-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.cn-card{margin-top:26px;box-shadow:0 2px 8px rgba(0,0,0,.2);padding:24px;border-top:3px solid var(--brand)}
.cn-card p{display:flex;gap:12px;margin:0 0 14px;align-items:flex-start}
.cn-card svg{flex:0 0 20px;width:20px;height:20px;margin-top:3px;color:#111}
.cn-card .btn-dark{margin-top:6px}
.cn-map iframe{width:100%;height:100%;min-height:380px;border:0;border-radius:8px;display:block}
.news2{padding:20px 0 70px}
.n2-head{display:flex;justify-content:space-between;align-items:flex-end;border-bottom:3px solid #e5e5e5;padding-bottom:6px}
.n2-head .sec-title{margin:0}.n2-head .sec-title:after{display:none}
.n2-all{color:#222;font-size:17px;display:flex;align-items:center;gap:8px}.n2-all i{font-style:normal;background:#1c1d2b;color:#fff;border-radius:6px;width:26px;height:26px;display:inline-flex;align-items:center;justify-content:center}
.n2-grid{display:grid;grid-template-columns:320px 1fr;gap:30px;margin-top:30px}
.n2-big{position:relative;display:block;min-height:420px;border-radius:0;overflow:hidden;background:#333}
.n2-big img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;opacity:.6}
.n2-big span{position:absolute;left:16px;right:16px;bottom:16px;color:#fff}
.n2-big b{display:block;font-size:24px;line-height:1.25;text-transform:uppercase}.n2-big em{font-style:normal;display:block;margin-bottom:6px;font-size:14px;opacity:.9}
.n2-item{display:flex;gap:24px;padding:14px 0 18px;border-bottom:1px solid #eee;color:#222}
.n2-item span{flex:1}.n2-item b{display:block;text-transform:uppercase;font-size:18px;line-height:1.3;margin-bottom:8px;color:#111}
.n2-item small{display:block;font-size:15.5px;color:#444}.n2-item em{font-style:normal;color:#0a8ca8;font-size:14px;margin-top:8px;display:block}
.n2-item img{width:145px;height:102px;object-fit:cover;flex:none}
.n2-item:hover b{color:var(--brand)}
.ftr{background:#f1f1f1;color:#222}
.ftr h3{color:var(--brand)}
.ftr a{color:#222}.ftr a:hover{color:var(--brand)}
.fbot{background:var(--brand);color:#fff}.fbot a{color:#fff;margin-left:0}
.flinks a+a{border-left:1px solid #fff;margin-left:14px;padding-left:14px}
@media(max-width:1100px){.cats-strip .cat-tiles{grid-template-columns:repeat(3,1fr);gap:26px 20px}.why{grid-template-columns:repeat(2,1fr)}.stats{grid-template-columns:repeat(2,1fr)}.n2-grid{grid-template-columns:1fr}.cn-grid{grid-template-columns:1fr}.hero-dots{display:none}}
@media(max-width:640px){.cats-strip .cat-tiles{grid-template-columns:repeat(2,1fr);max-height:640px}.why{grid-template-columns:1fr}.stats{grid-template-columns:1fr}.n2-item img{width:96px;height:72px}.hero-cap h1{letter-spacing:2px}}
.pprice{text-align:center}.pprice a{display:inline}
.cn-map{min-height:380px;background:#eef1f5;border-radius:8px}

/* v3 trang trong: thanh breadcrumb xám, lưới sản phẩm không viền, chi tiết 2 cột + sản phẩm liên quan */
.pagehead{background:#eee;color:#666;padding:14px 0}
.crumbs{font-size:16px;color:#777}.crumbs a{color:#777}.crumbs span{margin:0 8px;opacity:1}.crumbs em{color:#111;font-weight:700}
.main{padding-top:36px}
.ptitle{font-size:clamp(22px,2.6vw,30px);color:var(--brand);text-transform:uppercase;margin:0 0 26px;font-weight:800}
.pgrid.four{grid-template-columns:repeat(4,1fr);gap:46px 34px}
.pcard{border:0;border-radius:0;background:transparent;overflow:visible}
.pcard:hover{box-shadow:none;transform:none}
.pcard-img{aspect-ratio:1/1;background:transparent}
.pcard-img img{object-fit:contain}
.pcard-body{padding:16px 6px 0}
.pcard h3{font-size:17px;text-transform:none;font-weight:700;min-height:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pcard .pcode{display:none}
.pprice{margin-top:6px}
.pd-wrap{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:40px;align-items:start}
.pd{grid-template-columns:320px minmax(0,1fr);gap:30px}
.pd-pic{border:1px solid #e5e5e5;border-radius:0;padding:10px}
.pd-meta li{border:0;padding:5px 0}
.pd-cta .btn{background:var(--brand);border-radius:4px;padding:10px 20px}.pd-cta .btn.ghost{background:var(--brand);color:#fff;border:0}
.tabs{margin-top:34px}
.tab-h{border:0;border-bottom:0;display:block;text-align:center;font-size:17px;color:var(--brand);margin-bottom:12px}
.noidung{border:1px solid #e5e5e5;border-radius:8px;padding:26px 30px;font-size:18px;line-height:1.55}
.pd-rel h2{font-size:18px;text-transform:uppercase;color:#111;border-bottom:1px solid #e5e5e5;padding-bottom:12px;margin-bottom:6px}
.rel-item{display:flex;gap:18px;padding:14px 0;color:#111;align-items:center}
.rel-item img{width:70px;height:70px;object-fit:contain;flex:none}
.rel-item b{display:block;font-size:15px;line-height:1.3;margin-bottom:6px}.rel-item em{font-style:normal;color:var(--brand);font-size:15px}
.rel-item:hover b{color:var(--brand)}
@media(max-width:1100px){.pgrid.four{grid-template-columns:repeat(3,1fr)}.pd-wrap{grid-template-columns:1fr}}
@media(max-width:700px){.pgrid.four{grid-template-columns:repeat(2,1fr);gap:28px 16px}.pd{grid-template-columns:1fr}}
.alist{grid-template-columns:repeat(4,1fr)!important;gap:30px 30px}
.acard{border:0;border-radius:0;background:transparent;overflow:visible}.acard:hover{box-shadow:none}
.acard-img{aspect-ratio:233/174;border-radius:0}
.acard-body{padding:14px 0 0;display:flex;flex-direction:column;flex:1}
.acard h3{font-size:20px;text-transform:none;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.acard h3 a{color:var(--brand-d)}
.acard p{color:#222;font-size:16px;text-align:justify;-webkit-line-clamp:3}
.acard-foot{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-top:auto;font-size:15px;color:#222}
.acard-foot .more{border:1px solid var(--brand);color:var(--brand);padding:6px 10px;border-radius:4px;font-weight:400;white-space:nowrap}
.acard-foot .more:hover{background:var(--brand);color:#fff}
@media(max-width:1100px){.alist{grid-template-columns:repeat(2,1fr)!important}}
@media(max-width:560px){.alist{grid-template-columns:1fr!important}}

/* v4: header công cụ, tab, liên hệ */
.hdr{box-shadow:none;border-bottom:1px solid #f0f0f0}
.hdr-in{min-height:90px}
.tools{margin-left:auto;display:flex;flex-direction:column;align-items:flex-end;gap:8px}
.tool-row{display:flex;align-items:center;gap:10px}
.tools .search{border:0;background:transparent}
.tools .search input{display:none}
.tools .search button{width:32px;height:30px;border-radius:5px;padding:0;font-size:0;position:relative;background:var(--brand)}
.tools .search button:before{content:'';position:absolute;left:8px;top:7px;width:9px;height:9px;border:2px solid #fff;border-radius:50%}
.tools .search button:after{content:'';position:absolute;left:18px;top:17px;width:2px;height:6px;background:#fff;transform:rotate(-45deg)}
.lang{position:relative}
.lang>button{border:1px solid #ccc;background:#fff;font:inherit;font-size:13px;padding:3px 8px;cursor:pointer;display:flex;gap:6px;align-items:center;color:#222}
.lang .g{font-weight:800;color:#4285f4}.lang i{font-style:normal;color:#666;border-left:1px solid #ccc;padding-left:6px}
.lang-m,.fav-m{display:none;position:absolute;right:0;top:100%;background:#fff;box-shadow:var(--sh);border-radius:6px;min-width:190px;padding:6px;z-index:70}
.lang-m.open,.fav-m.open{display:block}
.lang-m a,.fav-m a{display:block;padding:7px 10px;color:#222;font-size:14px;border-radius:4px}.lang-m a:hover,.fav-m a:hover{background:var(--brand-l)}
.fav-m p{margin:0;padding:8px 10px;color:var(--mut);font-size:14px}
.fav{position:relative}
.fav>button{position:relative;width:32px;height:30px;border:1.5px solid var(--brand);background:#fff;color:var(--brand);border-radius:5px;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0}
.fav em{position:absolute;top:-10px;right:-8px;background:#333;color:#fff;font-style:normal;font-size:11px;min-width:18px;height:18px;border-radius:9px;display:flex;align-items:center;justify-content:center}
.t-home .tools{margin-left:auto}
.t-home .tools .search button{background:var(--brand)}
.favbtn{width:42px;height:42px;border:1px solid #ddd;background:#fff;border-radius:4px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;color:#999}
.favbtn svg{fill:none;stroke:currentColor;stroke-width:2}.favbtn.on{color:var(--brand);border-color:var(--brand)}.favbtn.on svg{fill:currentColor}
.pd-thumbs{display:flex;gap:8px;margin-top:10px}.pd-thumbs span{width:66px;height:66px;border:1px solid #e5e5e5;padding:3px;display:block}.pd-thumbs span.on{border-color:var(--brand)}.pd-thumbs img{width:100%;height:100%;object-fit:contain;margin:0;max-height:none}
.pd-cta{align-items:center}
.tab-bar{display:flex;justify-content:center;gap:26px;margin-bottom:14px}
.tab-bar button{border:0;background:none;font:inherit;font-size:17px;text-transform:uppercase;color:#333;cursor:pointer;padding:6px 0}
.tab-bar button.on{color:var(--brand);font-weight:700}
.tab-pane{display:none}.tab-pane.on{display:block}
.c-top{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start;margin-bottom:34px}
.c-h{font-size:clamp(22px,2.4vw,30px);text-transform:uppercase;color:#111;margin-bottom:16px}
.c-text p{margin:0 0 14px;font-size:16px}
.c-top .c-map iframe{width:100%;height:250px;border:0;display:block}
.c-staff{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin:10px 0 44px}
.c-staff h3{font-size:17px;margin-bottom:12px}.c-staff p{margin:0 0 10px;font-size:15px}
.c-bottom .noidung{border:0;padding:0}
@media(max-width:900px){.c-top,.c-staff{grid-template-columns:1fr}.tools{display:none}}
.c-bottom{display:block}.c-bottom .c-form{max-width:760px;margin:0 auto 20px}
.filter-bar{display:flex;justify-content:flex-end;margin:-52px 0 26px}
.btn-filter{border:1px solid #1c1d2b;background:#fff;color:#111;font:inherit;font-size:17px;padding:7px 16px;cursor:pointer;display:inline-flex;align-items:center;gap:6px}
.btn-filter:hover{background:#1c1d2b;color:#fff}
.fback{display:none;position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:90}.fback.open{display:block}
.fpanel{position:fixed;top:0;right:0;bottom:0;width:340px;max-width:90vw;background:#fff;z-index:95;padding:24px;overflow:auto;transform:translateX(100%);transition:transform .3s;box-shadow:-8px 0 30px rgba(0,0,0,.2)}
.fpanel.open{transform:none}
.fp-head{display:flex;justify-content:space-between;align-items:center;font-size:22px;margin-bottom:10px}.fp-head button{border:0;background:none;font-size:34px;line-height:1;cursor:pointer}
.fpanel h3{font-size:17px;margin:22px 0 8px;padding-bottom:6px;border-bottom:1px solid #e5e5e5}
.fp-list a{display:block;padding:8px 10px;color:#222;border-radius:4px}.fp-list a:hover{background:var(--brand-l)}.fp-list a.on{background:var(--brand);color:#fff}
.fp-clear{display:inline-block;margin-top:22px;color:var(--brand);text-decoration:underline}
@media(max-width:700px){.filter-bar{margin-top:0}}

.fav>a{position:relative;width:32px;height:30px;border:1.5px solid var(--brand);background:#fff;color:var(--brand);border-radius:5px;display:flex;align-items:center;justify-content:center}
.fav:hover .fav-m{display:block}
.wl-item{display:flex;justify-content:space-between;gap:14px;padding:12px 0;border-bottom:1px solid #eee}.wl-item button{border:1px solid #ccc;background:#fff;padding:4px 12px;cursor:pointer}
.pd-pic>img{transition:transform .3s;cursor:zoom-in}
.pd-pic{overflow:hidden}
.pd-pic:hover>img{transform:scale(1.6)}

/* 15/10 — góp ý khách: header không đè ảnh, menu 5 cột, catalog, footer giữa */
.t-home .hero-cap{padding-top:0}
.fbot .wrap{justify-content:center;text-align:center}
.sub-mega{width:max-content;max-width:min(980px,94vw);left:50%;right:auto;transform:translateX(-46%);grid-template-columns:repeat(5,max-content);gap:2px 22px;padding:10px 14px}
.nav>li:hover>.sub-mega,.nav>li:focus-within>.sub-mega{display:grid}
.mega-col{display:flex;flex-direction:column;min-width:168px}
.mega-col>a,.mega-item>a{display:block;padding:6px 8px;border-radius:6px;color:var(--ink);font-size:14.5px;font-weight:600;line-height:1.35}
.mega-col>a:hover,.mega-item>a:hover{background:var(--brand-l);color:var(--brand)}
.mega-item{position:relative}
.mega-kids{display:none;position:absolute;left:0;top:100%;background:#fff;min-width:240px;padding:6px;border-radius:8px;box-shadow:var(--sh);z-index:8}
.mega-item:hover>.mega-kids,.mega-item:focus-within>.mega-kids{display:block}
.mega-kids a{display:block;padding:6px 8px;font-size:14px;font-weight:500;color:#333;border-radius:6px}
.mega-kids a:hover{background:var(--brand-l);color:var(--brand)}
.cats-strip .cat-tiles{max-height:none;gap:28px 22px}
.cat-more{display:none}
.catalog-cats{max-height:none!important;grid-template-columns:repeat(5,1fr);gap:22px 16px;margin:8px 0 6px}
.catalog-sec{margin:28px 0 8px;padding-top:14px;border-top:2px solid var(--brand)}
.catalog-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:14px}
.catalog-head h2{margin:0;font-size:22px;color:#1c1d2b;text-transform:none}
.catalog-head a{font-weight:700;white-space:nowrap}
.catalog-kids{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 14px}
.catalog-kids a{background:var(--brand-l);color:var(--brand-d);padding:6px 10px;border-radius:6px;font-size:14px;font-weight:700}
.catalog-kids a:hover{background:var(--brand);color:#fff}
.sortrow{display:flex;justify-content:flex-end;align-items:center;gap:8px;flex-wrap:wrap;margin:0 0 8px;font-size:15px;color:#444}
.sortrow a{border:1px solid #ddd;padding:6px 10px;border-radius:4px;color:#222;background:#fff}
.sortrow a.on,.sortrow a:hover{background:var(--brand);border-color:var(--brand);color:#fff}
@media(max-width:1100px){.catalog-cats{grid-template-columns:repeat(3,1fr)}.sub-mega{transform:none;left:0;max-width:92vw}}
@media(max-width:960px){
  .mega-kids{position:static;display:block;box-shadow:none;padding:0 0 0 8px;min-width:0}
  .sub-mega{grid-template-columns:1fr;width:auto;transform:none}
}
@media(max-width:640px){.catalog-cats{grid-template-columns:repeat(2,1fr)}}

/* 18/10 (Zalo 14–16/10): giữ header nổi kiểu vietquang, bỏ 2 vạch trắng hai bên = border-bottom của .hdr full-width trong suốt */
.t-home .hdr{border-bottom:0}
/* nút kính lúp: bấm mở ô tìm kiếm thả xuống */
.tools .search{position:relative;overflow:visible}
.tools .search.open input{display:block;position:absolute;right:0;top:calc(100% + 10px);width:min(300px,80vw);padding:11px 14px;border:1.5px solid var(--brand);border-radius:8px;background:#fff;box-shadow:0 10px 30px rgba(8,40,80,.18);z-index:80;font-size:15px}
/* danh mục trang chủ: thẻ ảnh trượt ngang (theo mẫu hoachat.vn khách gửi 16/10) */
.cats-strip .cs-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px}
.cats-strip .cs-head .sec-title{margin:0;text-align:left}
.cs-all{color:#1f2937;font-weight:700;font-size:17px;white-space:nowrap}.cs-all i{font-style:normal}.cs-all:hover{color:var(--brand)}
.cs-slider{position:relative;margin-top:34px}
.cs-track{display:flex;gap:28px;overflow-x:auto;scroll-snap-type:x mandatory;scroll-behavior:smooth;scrollbar-width:none;padding:4px 2px 18px}
.cs-track::-webkit-scrollbar{display:none}
.cs-card{position:relative;flex:0 0 calc((100% - 3*28px)/4);aspect-ratio:1/1;border-radius:10px;overflow:hidden;scroll-snap-align:start;border:2px solid #2b2f3a;background:#0b2f52;color:#fff;box-shadow:0 10px 24px rgba(8,40,80,.14);transition:border-color .25s,box-shadow .25s}
.cs-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s}
.cs-card.noimg{background:linear-gradient(135deg,var(--brand),#0b2f52)}
.cs-ico{position:absolute;left:50%;top:38%;transform:translate(-50%,-50%);color:rgba(255,255,255,.55)}
.cs-grad{position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,0) 45%,rgba(0,0,0,.72) 100%)}
.cs-name{position:absolute;left:22px;right:18px;bottom:22px;font-size:21px;font-weight:800;line-height:1.25;text-shadow:0 2px 8px rgba(0,0,0,.45);transition:transform .3s}
.cs-cta{position:absolute;left:20px;right:20px;bottom:20px;background:var(--brand);color:#fff;font-weight:700;font-size:15px;text-align:center;padding:11px 10px;border-radius:8px;opacity:0;transform:translateY(12px);transition:.3s}
.cs-card:hover{color:#fff;border-color:var(--brand);box-shadow:0 14px 30px rgba(10,95,168,.28)}
.cs-card:hover img{transform:scale(1.06)}
.cs-card:hover .cs-name{transform:translateY(-62px)}
.cs-card:hover .cs-cta{opacity:1;transform:none}
.cs-nav{position:absolute;top:calc(50% - 9px);transform:translateY(-50%);z-index:3;width:42px;height:42px;border-radius:50%;border:0;background:#fff;color:#1f2937;box-shadow:0 4px 14px rgba(0,0,0,.2);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:.2s}
.cs-nav:hover{background:var(--brand);color:#fff}.cs-nav[disabled]{opacity:0;pointer-events:none}
.cs-nav.prev{left:-12px}.cs-nav.next{right:-12px}
@media(max-width:1100px){.cs-card{flex-basis:calc((100% - 2*20px)/3)}.cs-track{gap:20px}}
@media(max-width:760px){.cs-card{flex-basis:calc((100% - 16px)/2)}.cs-track{gap:16px}.cs-name{font-size:17px;left:14px;bottom:14px}.cs-cta{display:none}.cs-card:hover .cs-name{transform:none}.cs-nav{width:36px;height:36px}.cs-nav.prev{left:-6px}.cs-nav.next{right:-6px}}
@media(max-width:480px){.cs-card{flex-basis:78%}.cs-all{font-size:15px}}
@media(max-width:900px){.hdr .tools{display:flex;flex-direction:row;align-items:center;margin-left:auto}.hdr .tools .lang{display:none}.hdr .tools .search{order:0}.hdr .burger{margin-left:4px}.hdr-in{position:relative}.hdr .tools .search{position:static}.hdr .tools .search.open input{left:12px;right:12px;width:auto;top:calc(100% + 8px)}}
.fl-mess{background:linear-gradient(45deg,#0a7cff,#a334fa 60%,#ff5c87)}
/* 19/10: menu xổ Sản phẩm — cột co lại + chữ xuống dòng, không tràn khỏi khung trắng; 961–1100px neo theo header */
@media(min-width:961px){.sub-mega{grid-template-columns:repeat(5,auto);max-width:min(1060px,96vw)}.mega-col{min-width:0;max-width:220px}.mega-col>a,.mega-item>a{white-space:normal}}
@media(min-width:961px) and (max-width:1100px){.hdr-in{position:relative}.nav>li.has-sub:has(>.sub-mega){position:static}.sub-mega{left:12px;right:12px;width:auto;max-width:none;transform:none}}

/* Thư viện ảnh sản phẩm (ảnh thật khách gửi 21/10) */
.pd-thumbs.many{flex-wrap:wrap}.pd-thumbs span[data-big]{cursor:pointer}.pd-thumbs span[data-big]:hover{border-color:var(--brand)}

.hero-slide picture{display:block;width:100%;height:100%}

/* Bài sản phẩm 1000 từ + ảnh thật (24/10/2026) */
.noidung figure.bai-anh{margin:22px auto;max-width:620px;text-align:center}
.noidung figure.bai-anh img{width:100%;height:auto;border-radius:10px;border:1px solid #e3e9f0;background:#fff}
.noidung figure.bai-anh figcaption{font-size:13.5px;color:#5b6b7c;margin-top:8px;font-style:italic}
.noidung h2{font-size:21px;margin:26px 0 10px;color:#0b2f52}.noidung h3{font-size:17px;margin:18px 0 8px;color:#1a4a7a}
.noidung table{width:100%;border-collapse:collapse;margin:14px 0;font-size:15px}.noidung th,.noidung td{border:1px solid #dfe6ee;padding:8px 10px;text-align:left;vertical-align:top}.noidung th{background:#f3f7fb}
.noidung ul{padding-left:22px}.noidung p{line-height:1.7}

/* 24/10 chiều: tiêu đề hero không đè lên thẻ sản phẩm của banner ở màn 1100–1700px */
@media(min-width:961px) and (max-width:1700px){.t-home .hero-cap h1{max-width:46%;font-size:clamp(24px,3.1vw,46px);letter-spacing:3px}}
@media(min-width:961px) and (max-width:1366px){.t-home .hero-cap h1{max-width:44%;font-size:clamp(22px,2.9vw,40px);letter-spacing:2px}}

/* 26/10 khách: khối liên hệ — tiêu đề ở trên, 2 khối cao bằng nhau, bỏ dòng phụ đề */
.connect .cn-grid{align-items:stretch;margin-top:28px}
.connect .cn-card{margin-top:0;border-radius:8px;display:flex;flex-direction:column;justify-content:center;min-height:380px}
.connect .cn-map{height:100%;min-height:380px;overflow:hidden}
.connect .cn-map iframe{height:100%}
@media(max-width:1100px){.connect .cn-card{min-height:0}.connect .cn-map{min-height:320px}}


/* Hero: h1 căn giữa hai mép hàng thẻ (viet.js đặt top) */
.hero-cap.hero-cap-fit{bottom:auto;transform:none}
/* Liên hệ: đầu mối căn giữa trang, 3 cột đều */
.c-staff{grid-template-columns:repeat(3,minmax(0,1fr));max-width:980px;margin:10px auto 44px;text-align:center}
.c-staff h3{display:flex;align-items:center;justify-content:center;gap:8px;font-size:18px}
.c-staff h3 svg,.c-staff p svg{flex:none;color:var(--brand)}
.c-staff h3 svg{width:22px;height:22px}
.c-staff p svg{width:16px;height:16px;vertical-align:-2px;margin-right:6px}
@media(max-width:900px){.c-staff{grid-template-columns:1fr;max-width:420px}}

/* 28/10 khách: h1 hero ngắt dòng theo nghĩa, 3 dòng cân đối */
.hero-cap h1 .hl{display:block}
.hero-cap h1{text-wrap:balance}
@media(min-width:961px){.t-home .hero-cap h1{max-width:none;width:max-content}.hero-cap h1 .hl{white-space:nowrap}}
@media(max-width:960px){.hero-cap h1{max-width:100%;overflow-wrap:break-word}}
@media(min-width:961px){.hero-cap h1+.btn{margin-top:14px}}

/* icon MXH tròn: footer + trang Liên hệ */
.hv-soc{display:flex;flex-wrap:wrap;gap:12px;margin-top:16px}
.hv-soc a{display:block;width:40px;height:40px;border-radius:50%;line-height:0;transition:transform .2s,box-shadow .2s}
.hv-soc a:hover{transform:translateY(-3px);box-shadow:0 4px 10px rgba(0,0,0,.2)}
.hv-soc svg{display:block;width:40px;height:40px}
.hv-soc a,.hv-soc .hv-soc-off{display:block;width:40px;height:40px;border-radius:50%;line-height:0;flex:0 0 40px}
.hv-soc .hv-soc-off{cursor:default}
.fcol-mxh .hv-soc{margin-top:0}
.fcol-mxh .bct{display:block;margin-top:16px}
.fcol-mxh .bct img{margin-top:0}
.fcol-mxh .soc:empty{display:none}

/* 28/10 (Zalo 16:31): nền header + menu xổ = nền logo cũ #e2f4fe */
:root{--hdr-bg:#e2f4fe;--hdr-line:#c9e6f8;--hdr-hover:#cdeafc}
.hdr{background:var(--hdr-bg);border-bottom:1px solid var(--hdr-line)}
.t-home .hdr{background:transparent;border-bottom:0}
.t-home .hdr-in{background:var(--hdr-bg);box-shadow:0 10px 34px rgba(8,40,80,.18),0 0 0 1px var(--hdr-line)}
.logo img{mix-blend-mode:multiply}
.nav>li>a:hover,.nav>li.on>a,.t-home .nav>li>a:hover,.t-home .nav>li.on>a{background:var(--hdr-hover)!important;color:var(--brand)}
.sub,.sub-mega,.mega-kids,.lang-m,.fav-m{background:var(--hdr-bg);border:1px solid var(--hdr-line);box-shadow:0 10px 28px rgba(8,40,80,.14)}
.sub a:hover,.mega-col>a:hover,.mega-item>a:hover,.mega-kids a:hover,.lang-m a:hover,.fav-m a:hover{background:var(--hdr-hover);color:var(--brand)}
.sub-mega .h{border-bottom-color:var(--hdr-line)}
.lang>button{background:transparent;border-color:#b3d9f0}
.lang i{border-left-color:#b3d9f0}
.tools .search.open input{background:var(--hdr-bg)}
@media(max-width:960px){
  .sub,.sub-mega,.mega-kids{background:transparent;border:0}
  .nav-wrap{border-top:1px solid var(--hdr-line)}
}

/* Tên công ty dạng tiêu đề: ngắt theo cụm nghĩa, không lẻ chữ */
.nm{display:inline-block}
.sec-title,.c-h,.ptitle,.fcol h3,footer h3{text-wrap:balance}

/* 29/10 khách (15:25/15:33): tiêu đề + nút gọn trong khoảng cao thẻ SP ở mọi cỡ; chấm slider thẳng lề tiêu đề */
.hero-dots{justify-content:flex-start;left:0;right:0;padding-left:max(20px,calc((100% - 1240px)/2 + 20px));gap:10px}
.hero-dots button,.hero-dots button.on{width:14px;height:14px;opacity:.6;background:#fff;box-shadow:0 0 0 1px rgba(11,47,82,.35)}
.hero-dots button.on{width:34px;border-radius:8px;opacity:1}
@media(min-width:961px){.hero-dots{display:flex;bottom:auto}}
@media(max-width:960px){
  .hero-dots{display:flex;bottom:18px;padding-left:20px}
  .hero-cap.hero-cap-m{display:flex;flex-direction:column;justify-content:center;align-items:flex-start;bottom:46px;transform:none}
  .hero-cap.hero-cap-m h1{margin:0}
  .hero-cap.hero-cap-m h1+.btn{margin-top:20px}
  .t-home .hero-track{height:640px;min-height:0}
  .hero-cap h1 .hl{white-space:nowrap}
}
@media(max-width:640px){
  .t-home .hero-track{height:auto;aspect-ratio:4/5;max-height:none}
  .hero-cap h1{font-size:clamp(21px,6.2vw,27px);letter-spacing:1.5px;line-height:1.25}
  .hero-cap .btn{font-size:20px;padding:9px 28px}
}

/* 29/10: menu mobile mở dài (Sản phẩm xổ hết) phải cuộn được trong khung header dính/nổi; submenu không còn viền-bóng thẻ lạc */
@media(max-width:960px){
  .nav-wrap.open{max-height:calc(100vh - 96px);max-height:calc(100dvh - 96px);overflow-y:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;padding-bottom:10px}
  .sub,.sub-mega,.mega-kids{box-shadow:none}
}

/* 29/10: trang chủ ≥1101px — menu xổ bắt đầu dưới mép khung header nổi, không che nút tim/tìm kiếm */
@media(min-width:1101px){
  .t-home .nav>li>.sub,.t-home .nav>li>.sub-mega{top:calc(100% + 22px)}
  .t-home .nav>li>.sub:before,.t-home .nav>li>.sub-mega:before{content:'';position:absolute;left:0;right:0;top:-24px;height:24px}
}

/* 29/10: chữ hover/đang chọn trên nền xanh nhạt — tăng tương phản (≥6:1) */
.nav>li>a:hover,.nav>li.on>a,.t-home .nav>li>a:hover,.t-home .nav>li.on>a,
.sub a:hover,.mega-col>a:hover,.mega-item>a:hover,.mega-kids a:hover,.lang-m a:hover,.fav-m a:hover{color:#0b4fb3}

/* 29/10 (làm bù): giỏ hàng, gợi ý tìm kiếm, tài liệu kỹ thuật */
.cartw>a{position:relative}
.cartw em{background:var(--accent)}
.sg{position:absolute;right:0;top:calc(100% + 62px);width:min(360px,86vw);background:#fff;border:1px solid var(--line);border-radius:8px;box-shadow:0 14px 34px rgba(8,40,80,.2);z-index:90;overflow:hidden;text-align:left}
.sg[hidden]{display:none}
.sg a{display:flex;gap:10px;align-items:center;padding:8px 12px;color:var(--ink);border-bottom:1px solid #f0f3f7}
.sg a:hover{background:var(--brand-l);color:var(--ink)}
.sg img{width:44px;height:44px;object-fit:cover;border-radius:6px;background:#f3f5f8;flex:0 0 44px}
.sg span{display:flex;flex-direction:column;min-width:0}.sg b{font-weight:600;font-size:14px;line-height:1.3}.sg small{color:var(--mut);font-size:12.5px}
.sg .sg-all{justify-content:center;color:var(--brand);font-weight:700;border:0;padding:10px}
.sg-no{padding:14px;color:var(--mut);font-size:14px}
@media(max-width:900px){.sg{left:12px;right:12px;width:auto;top:calc(100% + 66px)}}
#hc-toast{position:fixed;left:50%;bottom:90px;transform:translate(-50%,20px);background:#1c1d2b;color:#fff;padding:11px 20px;border-radius:999px;font-size:15px;opacity:0;pointer-events:none;transition:.25s;z-index:200;max-width:92vw;text-align:center}
#hc-toast.show{opacity:1;transform:translate(-50%,0);pointer-events:auto}#hc-toast a{color:#ffd9c7;text-decoration:underline;margin-left:6px}
.pd-cta .btn-cart{background:var(--accent)}.pd-cta .btn-cart:hover{background:#c8420f}
.pd-docs{margin-top:18px;padding-top:14px;border-top:1px solid var(--line)}.pd-docs h3{font-size:17px;margin-bottom:10px}
.pd-docs-l{display:flex;flex-wrap:wrap;gap:10px}
.btn-doc{display:inline-flex;align-items:center;gap:8px;border:1.5px solid var(--brand);color:var(--brand);border-radius:6px;padding:8px 16px;font-weight:700;background:#fff}
.btn-doc:hover{background:var(--brand);color:#fff}
.cartbox{margin:6px 0 26px}.cart-t{width:100%;border-collapse:collapse;font-size:15.5px}
.cart-t th{background:#f3f6fa;text-align:left;padding:10px 12px;font-weight:700;border-bottom:2px solid var(--line)}
.cart-t td{padding:12px;border-bottom:1px solid var(--line);vertical-align:middle}
.cart-t .c-n a{font-weight:700;color:var(--ink)}.cart-t .c-n a:hover{color:var(--brand)}.cart-t .c-n small{display:block;color:var(--mut)}
.qty{display:inline-flex;border:1.5px solid var(--line);border-radius:6px;overflow:hidden}
.qty button{width:34px;border:0;background:#f3f6fa;font-size:18px;cursor:pointer}.qty button:hover{background:var(--brand-l)}
.qty input{width:64px;border:0;text-align:center;font:inherit;padding:6px 2px;-moz-appearance:textfield}.qty input::-webkit-outer-spin-button,.qty input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.c-del{border:0;background:none;color:#c0392b;cursor:pointer;font:inherit;text-decoration:underline}
.cart-sum{text-align:right;font-size:18px;margin:14px 0 0}.cart-sum small{color:var(--mut);font-size:14px}
.orderform{background:#f8fafc;border:1px solid var(--line);border-radius:10px;padding:20px 22px;margin-bottom:30px}
.orderform h2{font-size:21px;margin-bottom:6px}.of-note{color:var(--mut);margin:0 0 14px;font-size:14.5px}
.of-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px 16px;margin-bottom:16px}
.of-grid label{display:flex;flex-direction:column;gap:4px;font-weight:600;font-size:14.5px}.of-grid .full{grid-column:1/-1}
.of-grid input,.of-grid textarea{font:inherit;font-weight:400;padding:10px 12px;border:1.5px solid #cfd8e3;border-radius:6px;background:#fff;width:100%}
.of-grid input:focus,.of-grid textarea:focus{outline:0;border-color:var(--brand)}
.cart-done{background:#f0faf3;border:1px solid #bfe3c9;border-radius:10px;padding:22px 24px}.cart-done h2{font-size:22px;color:#0f7a37;margin-bottom:8px}
.cart-done .bank{background:#fff;border:1px dashed #9ccfae;border-radius:8px;padding:12px 16px;margin:14px 0}.cart-done .bank h3{font-size:17px;margin-bottom:6px}.cart-done .bank p{margin:4px 0}
@media(max-width:640px){
  .of-grid{grid-template-columns:1fr}
  .cart-t thead{display:none}.cart-t,.cart-t tbody,.cart-t tr,.cart-t td{display:block;width:100%}
  .cart-t tr{border:1px solid var(--line);border-radius:8px;margin-bottom:12px;padding:6px 10px}
  .cart-t td{border:0;padding:6px 0;display:flex;justify-content:space-between;align-items:center;gap:10px}
  .cart-t td[data-l]:before{content:attr(data-l);color:var(--mut);font-size:14px}
  .cart-t td.c-n{display:block}.cart-sum{text-align:left}
}
/* thêm nút giỏ hàng: giữ menu 3 gạch cùng hàng với logo trên điện thoại */
@media(max-width:480px){.hdr-in{gap:6px}.tool-row{gap:7px}.hdr .burger{margin-left:0;width:40px;height:40px;padding:10px 9px}.logo img{height:52px}.t-home .logo img{height:46px}}

/* ===== WooCommerce: phần bắt buộc của giỏ/đặt hàng (chọn phương thức, báo lỗi). Phần còn lại dùng lại CSS giỏ cũ ===== */
.orderform .wc_payment_methods{list-style:none;margin:6px 0 16px;padding:0;display:grid;gap:10px}
.orderform .wc_payment_method{background:#fff;border:1.5px solid #cfd8e3;border-radius:8px;padding:11px 14px}
.orderform .wc_payment_method>label{font-weight:700;cursor:pointer;margin-left:6px}
.orderform .wc_payment_method input[type=radio]{accent-color:var(--brand)}
.orderform .payment_box{margin:8px 0 0 24px;color:var(--mut);font-size:14.5px}.orderform .payment_box p{margin:0}
.orderform #place_order{display:inline-block;background:var(--accent);color:#fff;border:0;border-radius:999px;padding:11px 26px;font:inherit;font-weight:700;cursor:pointer;transition:.2s}
.orderform #place_order:hover{background:#c8420f}
.orderform .place-order{margin-top:6px}
.orderform label.form-row.woocommerce-invalid input,.orderform label.form-row.woocommerce-invalid textarea{border-color:#c0392b}
.woocommerce-NoticeGroup,.woocommerce-error,.woocommerce-message,.woocommerce-info{list-style:none;margin:0 0 14px;padding:0}
.woocommerce-error li,.woocommerce-message,.woocommerce-info{background:#fdeeee;border:1px solid #f0b4b4;color:#9b1c1c;border-radius:8px;padding:10px 14px;margin-bottom:8px;font-size:14.5px}
.woocommerce-message,.woocommerce-info{background:#f3f6fa;border-color:var(--line);color:var(--ink)}
.blockUI.blockOverlay{opacity:.45!important;background:#fff!important}
.fp-ud a{display:flex;align-items:center;gap:10px}.fp-ud .cb{flex:none;width:18px;height:18px;border:2px solid #8a97a8;border-radius:4px;background:#fff;position:relative}.fp-ud a.on .cb{border-color:#fff}.fp-ud a.on .cb:after{content:"";position:absolute;left:4px;top:0;width:5px;height:10px;border:solid var(--brand);border-width:0 2.5px 2.5px 0;transform:rotate(45deg)}.fp-ud em{margin-left:auto;font-style:normal;font-size:13px;color:#6b7785}.fp-ud a.on em{color:#fff}
.fcnt{display:inline-block;min-width:20px;padding:0 6px;margin-left:4px;border-radius:10px;background:#fff;color:var(--brand);font-size:12px;line-height:20px;text-align:center}
.c-ok{background:#e8f6ee;border:1px solid #9ad3b0;color:#14532d;border-radius:10px;padding:10px 14px;margin:0 0 14px;font-weight:500}
/* Popup thu thập thông tin khách (9.6): máy tính = hộp giữa màn hình; điện thoại = thanh nhỏ ở đáy (không che nội dung), bấm mới mở phiếu */
.hc-pop{position:fixed;inset:0;z-index:120;display:flex;align-items:center;justify-content:center;padding:16px}
.hc-pop[hidden]{display:none}
.hc-pop-bd{position:absolute;inset:0;background:rgba(15,23,42,.45)}
.hc-pop-box{position:relative;width:100%;max-width:420px;max-height:calc(100vh - 32px);overflow:auto;background:#fff;border-radius:16px;padding:26px 24px 22px;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.hc-pop-x{position:absolute;top:8px;right:10px;width:36px;height:36px;border:0;background:none;font-size:28px;line-height:1;color:#64748b;cursor:pointer}
.hc-pop-box h3{margin:0 28px 6px 0;color:var(--brand);font-size:20px;line-height:1.3}
.hc-pop-s{margin:0 0 14px;color:#475569;font-size:14px}
.hc-pop-f{position:relative}
.hc-pop-f label{display:block;margin-bottom:10px;font-weight:600;font-size:14px}.hc-pop-f i{color:#d33;font-style:normal}
.hc-pop-f input,.hc-pop-f textarea{display:block;width:100%;margin-top:4px;border:1.5px solid var(--line);border-radius:10px;padding:10px 12px;font:inherit;font-weight:400;background:#fff}
.hc-pop-f input:focus,.hc-pop-f textarea:focus{outline:0;border-color:var(--brand)}
.hc-pop-f .btn{width:100%;margin-top:4px}
.hc-pop-m{margin:10px 0 0;font-size:14px;min-height:20px}.hc-pop-m.err{color:#b32d2e}.hc-pop-m.ok{color:#14532d;font-weight:600}
.hc-pop-bar{display:none}
@media(max-width:640px){
 .hc-pop.bar{inset:auto 0 0 0;display:block;padding:0;pointer-events:none}
 .hc-pop.bar .hc-pop-bd,.hc-pop.bar .hc-pop-box{display:none}
 .hc-pop.bar .hc-pop-bar{display:flex;align-items:center;gap:4px;position:fixed;left:74px;right:78px;bottom:14px;height:44px;background:var(--brand);color:#fff;border-radius:22px;box-shadow:0 4px 14px rgba(0,0,0,.28);pointer-events:auto;overflow:hidden}
 .hc-pop-bar button{border:0;background:none;color:#fff;font:inherit;cursor:pointer}
 .hc-pop-bar .go{flex:1;height:44px;padding:0 4px 0 14px;text-align:left;font-weight:700;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
 .hc-pop-bar .no{width:36px;height:44px;font-size:22px;opacity:.85}
 .hc-pop.open{align-items:flex-end;padding:0}
 .hc-pop.open .hc-pop-box{max-width:none;border-radius:16px 16px 0 0;max-height:86vh;padding:22px 18px 18px}
}
.pd-meta li[class^=pd-sp_]{display:flex;gap:8px}.pd-meta li[class^=pd-sp_] span{flex:0 0 150px;min-width:0}
@media(max-width:560px){.pd-meta li[class^=pd-sp_]{display:block}}
.nav-lang{display:none}
@media(max-width:900px){.nav-lang{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:14px 4px 6px;padding-top:14px;border-top:1px solid var(--hdr-line,#c9e6f8);font-size:14px}.nav-lang span{width:100%;color:#52606d;font-weight:600}.nav-lang a{display:inline-block;padding:7px 14px;border:1px solid var(--hdr-line,#c9e6f8);border-radius:20px;background:rgba(255,255,255,.55);color:#1f2d3d}}


/* 31/10/2026: sản phẩm dạng card + ảnh bo tròn */
.pgrid.four{gap:24px}
.pcard{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:0 2px 10px rgba(10,50,90,.06);transition:box-shadow .25s,transform .25s,border-color .25s}
.pcard:hover{box-shadow:0 12px 28px rgba(10,50,90,.14);transform:translateY(-4px);border-color:#d3dce8}
.pcard-img{margin:12px 12px 0;border-radius:12px;overflow:hidden;background:#f5f7fa}
.pcard-img img{border-radius:12px}
.pcard-body{padding:14px 14px 16px;flex:1;display:flex;flex-direction:column;gap:6px}
@media(max-width:1100px){.pgrid.four{gap:20px}}
@media(max-width:700px){.pgrid.four,.pgrid{gap:12px}.pcard-img{margin:8px 8px 0;border-radius:10px}.pcard-img img{border-radius:10px}.pcard-body{padding:10px 10px 12px}.pcard h3{font-size:15px}}
.pcard-body{text-align:center;align-items:center}.pcard .pprice{margin-top:auto;text-align:center}
.cat-tiles>a{background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px 10px 12px;box-shadow:0 2px 10px rgba(10,50,90,.06);transition:box-shadow .25s,transform .25s}
.cat-tiles>a:hover{box-shadow:0 12px 28px rgba(10,50,90,.14);transform:translateY(-4px)}
.cat-tiles .ct-img{border-radius:12px}
.cat-tiles>a b{display:block;margin-top:10px}
@media(max-width:700px){.cat-tiles>a{padding:8px 8px 10px}.cat-tiles .ct-img{border-radius:10px}}
.cat-tiles.catalog-cats>a,.cats-strip .cat-tiles>a{background:#fff!important;border:1px solid var(--line)!important;border-radius:14px!important;padding:10px 10px 12px!important;box-shadow:0 2px 10px rgba(10,50,90,.06)!important;overflow:hidden}
.cat-tiles.catalog-cats>a:hover,.cats-strip .cat-tiles>a:hover{box-shadow:0 12px 28px rgba(10,50,90,.14)!important;transform:translateY(-4px)}
.cat-tiles .ct-img{border-radius:12px!important;overflow:hidden}