/* Bổ sung cho bản website chạy thật (ngoài thiết kế đã duyệt) */
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.contact-info{display:flex;flex-direction:column;gap:6px;margin-top:20px;font-size:14px}
.contact-info a{color:var(--brown);font-weight:600}
.contact-info:empty{display:none}
.product-card:focus-visible{outline:3px solid #b88d5b;outline-offset:3px}
.mosaic-side img[data-img]{cursor:zoom-in}
.article img{cursor:pointer}
.article .link{font-size:14px}
.btn[disabled]{opacity:.6;cursor:progress}
.field-error{border-color:#b3261e!important}
.msg-error{color:#b3261e}
.msg-ok{color:#456131}
.detail-copy .chips .swatch{padding:0}
.screw img{width:100%}
.sr-only:focus{position:fixed;left:10px;top:10px;width:auto;height:auto;clip:auto;background:#fff;padding:10px 14px;z-index:200}
.empty-state{padding:30px 0;color:var(--muted)}
.post-body{white-space:pre-line}

/* Admin: đăng nhập và bổ sung */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:#f6f2ec}
.login-card{width:min(420px,100%);background:#fff;border:1px solid var(--line);border-radius:6px;padding:34px}
.login-card .logo{width:190px;margin:0 0 22px}
.login-card h1{font-size:26px;margin-bottom:6px}
.sidebar nav button .ico{width:18px;text-align:center}
.who{display:flex;align-items:center;gap:10px}
.who .name{font-size:13px;line-height:1.3}
.who .name small{display:block;color:var(--muted)}
.pill.red{background:#f6dcd8;color:#8c2a20}
.pill.blue{background:#dde7f1;color:#2c4d6b}
.row-actions{display:flex;gap:14px;flex-wrap:wrap}
.thumb-lg{height:160px}
.upload-drop{border:1px dashed #b9a893;border-radius:5px;padding:18px;background:#fcfaf7}
.diff{background:#fcf6ec;border:1px solid #ecdcc3;border-radius:4px;padding:12px 14px;margin:12px 0;font-size:13px}
.post-meta{font-size:12px;color:var(--muted)}
.review-note{background:#fcf6ec;border-left:3px solid var(--brown);padding:8px 12px;font-size:13px;margin:10px 0}
.modal-wide dialog{width:min(1000px,94vw)}
.admin-footer{padding:0 35px 28px;font-size:12px;color:var(--muted)}
.mb0{margin-bottom:0}

/* Admin: tránh tràn ngang khi bảng rộng, thanh trên gọn ở màn hình nhỏ */
.workspace{min-width:0}
.topbar{flex-wrap:wrap;height:auto;min-height:82px;padding-top:10px;padding-bottom:10px}
.who{flex-wrap:wrap;justify-content:flex-end}
@media(max-width:1000px){.who .name{display:none}}
@media(max-width:700px){.topbar .btn.small{padding:6px 10px;font-size:12px}}

/* Nội dung giới thiệu mở rộng */
.lead-p{max-width:760px;color:var(--muted);margin:14px 0 30px}
.pillars{align-items:stretch}
.pillar{background:#fff;border:1px solid var(--line);border-top:3px solid var(--brown);border-radius:4px;padding:26px}
.pillar .num{font-size:13px;letter-spacing:2px;color:var(--brown);font-weight:600}
.pillar h3{font-size:24px;font-weight:400;margin:8px 0 6px}
.pillar ul,.who ul,.spec-list,.prose ul{margin:12px 0 0;padding-left:18px;font-size:14px}
.pillar li,.who li,.spec-list li,.prose li{margin:7px 0}
.steps-band{background:#efe6d9}
.steps{list-style:none;margin:30px 0 0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:16px;counter-reset:s}
.steps li{background:#fff;border:1px solid var(--line);border-radius:4px;padding:20px}
.steps li b{display:inline-flex;width:34px;height:34px;border-radius:50%;background:var(--brown);color:#fff;align-items:center;justify-content:center;margin-bottom:12px}
.steps h3{font-size:17px;margin-bottom:6px}
.steps p{font-size:13.5px;margin:0;color:var(--muted)}
.who{margin-top:28px}
.who article{background:#fff;border:1px solid var(--line);border-radius:4px;padding:26px}
.who h3{font-size:22px;font-weight:400}
.who .link{display:inline-block;margin-top:14px;font-size:14px}
.region{background:#fff}
.region-chips{margin-top:18px}
.region-chips .chip{cursor:default}
.faq-list{margin-top:26px;max-width:860px}
.faq details{border-top:1px solid var(--line);padding:16px 0}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font-weight:600;font-size:16px}
.faq details p{margin:10px 0 0;color:var(--muted);font-size:14.5px}
.spec-list{color:var(--ink)}
.page-hero{background:#f7f3ee;padding:60px 0 46px}
.page-hero h1{max-width:900px;margin-bottom:16px}
.page-hero p{max-width:760px;font-size:17px;color:var(--muted)}
.prose{max-width:820px}
.prose h2{margin:44px 0 10px;font-size:clamp(26px,2.3vw,34px)}
.prose h3{margin:22px 0 4px;font-size:19px}
.prose p{color:#4a3f37}
.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:26px 0}
.facts div{background:#fff;border:1px solid var(--line);border-radius:4px;padding:18px}
.facts small{display:block;color:var(--muted);font-size:12px;letter-spacing:1px;text-transform:uppercase;margin-bottom:6px}
.prod-table{margin-top:20px;display:grid;gap:14px}
.prod-row{display:grid;grid-template-columns:220px 1fr;gap:20px;background:#fff;border:1px solid var(--line);border-radius:4px;overflow:hidden}
.prod-row img{height:100%;min-height:150px}
.prod-row>div{padding:18px 18px 18px 0}
.prod-row h3{margin-top:0}
.cta-band{background:var(--dark);color:#fff;padding:46px 0;margin-top:50px}
.cta-band .wrap{display:flex;gap:24px;justify-content:space-between;align-items:center;flex-wrap:wrap}
.cta-band h2{font-size:30px}
@media(max-width:1000px){.steps{grid-template-columns:1fr 1fr}.facts{grid-template-columns:1fr}}
@media(max-width:600px){.steps{grid-template-columns:1fr}.prod-row{grid-template-columns:1fr}.prod-row>div{padding:0 18px 18px}.prod-row img{height:150px}}

/* Ba giá trị cốt lõi có dòng mô tả ngắn */
.values-main>div{display:flex;align-items:center;justify-content:center;gap:16px;padding:6px 10px}
.values-main>div>span{margin:0;flex:none;line-height:0}
.v-txt{text-align:left;line-height:1.3}
.v-txt b{display:block;font-weight:500;font-size:21px}
.v-txt small{display:block;font-size:13px;color:var(--muted);margin-top:3px}
@media(max-width:800px){
  .values-main>div{flex-direction:column;gap:6px;padding:4px 6px}
  .values-main>div>span{display:block;font-size:22px}
  .v-txt{text-align:center}.v-txt b{font-size:15px}.v-txt small{font-size:11px}
}

/* Thư viện nhiều ảnh */
.gallery-pick{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:10px;max-height:240px;overflow:auto;padding:4px}
.gp{position:relative;display:block;border:2px solid var(--line);border-radius:4px;overflow:hidden;cursor:pointer;background:#fff;font-weight:400!important}
.gp input{position:absolute;top:6px;left:6px;width:18px;height:18px;z-index:2}
.gp img{height:76px}
.gp span{display:block;font-size:11px;line-height:1.3;padding:5px 6px;color:var(--muted);white-space:normal}
.gp:has(input:checked){border-color:var(--brown)}
.gp-upload{margin-top:10px}
.gp-upload input{padding:8px}
.detail-gallery .detail-img{cursor:zoom-in}
.thumbs{display:flex;gap:8px;margin-top:10px;overflow-x:auto;padding-bottom:4px}
.thumb-btn{flex:none;width:74px;height:56px;padding:0;border:2px solid transparent;border-radius:3px;overflow:hidden;background:#fff;opacity:.75}
.thumb-btn img{height:100%}
.thumb-btn.active{border-color:var(--brown);opacity:1}
.gal-nav{display:flex;justify-content:space-between;align-items:center;margin-top:6px;font-size:12px;color:var(--muted)}

/* Trang bài viết, danh sách bài viết */
.post-grid{align-items:stretch}
.post-card{background:#fff;border:1px solid var(--line);border-radius:4px;overflow:hidden;display:flex;flex-direction:column}
.post-card-img img{height:190px}
.post-card-body{padding:18px;display:flex;flex-direction:column;gap:8px;flex:1}
.post-card h3{font-size:19px;font-weight:500;margin:4px 0 0}
.post-card h3 a:hover{color:var(--brown)}
.post-card p{margin:0;font-size:14px;color:var(--muted);flex:1}
.blog-tools{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:26px}
.blog-tools .chip{display:inline-block}
.blog-search{display:flex;gap:8px}.blog-search input{width:240px}
.post-wrap{max-width:820px;padding-top:34px}
.crumbs{font-size:13px;color:var(--muted);margin-bottom:18px}.crumbs a:hover{color:var(--brown)}
.post-wrap header h1{font-size:clamp(30px,3.4vw,46px);margin:14px 0 10px}
.post-meta{font-size:13px;color:var(--muted);margin:0 0 22px}
.post-cover{height:auto;max-height:440px;border-radius:4px;margin-bottom:28px}
.post-body{font-size:17px;line-height:1.8}
.post-body h2{font-size:28px;margin:34px 0 10px}
.post-body h3{font-size:21px;margin:26px 0 6px}
.post-body p{margin:14px 0}
.post-body ul,.post-body ol{margin:14px 0;padding-left:24px}
.post-body li{margin:6px 0}
.post-body a{color:var(--brown);text-decoration:underline;text-underline-offset:3px}
.post-body blockquote{margin:20px 0;padding:6px 0 6px 18px;border-left:3px solid var(--brown);color:#5a4e44;font-style:italic}
.post-body figure{margin:24px 0}.post-body figure img{height:auto;border-radius:4px}
.post-body figcaption{font-size:13px;color:var(--muted);margin-top:8px;text-align:center}
.post-cta{display:flex;gap:20px;justify-content:space-between;align-items:center;flex-wrap:wrap;background:#e9ddcd;border-radius:4px;padding:26px;margin:44px 0 10px}
.post-cta h2{font-size:24px}.post-cta p{margin:6px 0 0}
.articles-more{margin-top:24px}
/* Trình soạn thảo bài viết (Admin) */
.editor-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:22px;align-items:start}
.editor-toolbar{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:8px;align-items:center}
.editor-toolbar button{border:1px solid var(--line);background:#fff;border-radius:3px;padding:5px 10px;font-size:13px}
.editor-toolbar select{width:auto;padding:5px 8px;font-size:13px}
.editor-body{min-height:340px!important;font-family:ui-monospace,Menlo,monospace;font-size:13.5px;line-height:1.6}
.preview-pane{border:1px solid var(--line);border-radius:4px;background:#fff;padding:20px;max-height:560px;overflow:auto;position:sticky;top:0}
.preview-pane h1{font-size:26px;margin:8px 0}
.preview-pane .post-body{font-size:15px}
.preview-pane img{height:auto}
.post-filters{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin:18px 0}
.post-filters input{width:260px}
@media(max-width:900px){.editor-grid{grid-template-columns:1fr}.preview-pane{position:static}}

/* Đánh giá bài viết + trang Hiệu quả bài viết */
.post-feedback{border:1px solid var(--line);border-radius:4px;padding:20px;margin:36px 0 0;background:#fff}
.fb-actions{display:flex;gap:10px;margin-top:12px}.fb-actions .chip{cursor:pointer}
.fb-more{margin-top:14px}.fb-more textarea{margin:8px 0;min-height:80px}
.kpis{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;margin:20px 0}
.kpi{background:#fff;border:1px solid var(--line);border-radius:5px;padding:14px}
.kpi small{color:var(--muted);font-size:12px}.kpi b{display:block;font-size:26px;font-weight:500;margin-top:4px}
.kpi span{font-size:11px;color:var(--muted)}
.flag{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:6px;background:#bbb}
.flag.f2{background:#c0392b}.flag.f1{background:#e0a030}.flag.f0{background:#5a8a3a}
.sug{padding:10px 12px;border-radius:4px;margin:8px 0;font-size:14px;border-left:4px solid #bbb;background:#faf7f2}
.sug.bad{border-color:#c0392b;background:#fbeeeb}.sug.warn{border-color:#e0a030;background:#fcf6e8}.sug.good{border-color:#5a8a3a;background:#eef5e8}.sug.info{border-color:#8a9bb0;background:#f1f4f8}
.spark{display:flex;align-items:flex-end;gap:2px;height:60px;margin:10px 0}.spark i{flex:1;background:#c9a77f;min-height:2px;border-radius:1px}.spark i.l{background:#456131}
.chk{list-style:none;padding:0;margin:8px 0;font-size:14px}.chk li{padding:3px 0}.chk .ok{color:#456131}.chk .no{color:#a43}
.imp{border-top:1px solid var(--line);padding:10px 0;font-size:14px}
.cols2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.score-pill{display:inline-block;min-width:38px;text-align:center;border-radius:12px;padding:2px 8px;font-size:12px;font-weight:600;background:#eee9e5}
.score-pill.hi{background:#e5eddd;color:#456131}.score-pill.lo{background:#f6dcd8;color:#8c2a20}
.quality-panel{border:1px solid var(--line);border-radius:4px;padding:12px 14px;margin-top:14px;font-size:13px;background:#fff}
@media(max-width:1000px){.kpis{grid-template-columns:repeat(3,1fr)}.cols2{grid-template-columns:1fr}}
@media(max-width:600px){.kpis{grid-template-columns:1fr 1fr}}

/* Facebook */
.fbcard{border:1px solid #dcdfe4;border-radius:8px;background:#fff;padding:12px;font-family:system-ui,sans-serif;font-size:14px;max-width:420px}
.fbhead{display:flex;flex-direction:column;margin-bottom:8px}.fbhead small{color:#65676b;font-size:12px}
.fbmsg{white-space:pre-wrap;word-break:break-word;margin-bottom:10px;line-height:1.45}
.fbcard>img{border-radius:4px;max-height:260px}
.fblink{display:flex;background:#f0f2f5;border-radius:4px;overflow:hidden;align-items:center}
.fblink img{width:110px;height:80px;flex:none}.fblink div{padding:8px 10px}.fblink small{color:#65676b;display:block;text-transform:uppercase;font-size:11px}
/* ---------- v2: trang sản phẩm, công trình, hỏi đáp, chính sách, cam kết, liên hệ nhanh ---------- */
@media(max-width:1050px) and (min-width:561px){.site-header .nav{grid-template-columns:repeat(6,minmax(0,1fr)) auto}}
a.chip{display:inline-block;text-decoration:none}
a.product-card{display:block}
.product-grid{margin-top:24px}
.catalog-toolbar input,.catalog-toolbar select{padding:10px 12px;border:1px solid var(--line);border-radius:3px;background:#fff;min-width:0}
.catalog-toolbar input{flex:1}
.sub-h{font-size:22px;letter-spacing:-.5px;margin:30px 0 12px}
.product-title{font-size:clamp(30px,3vw,46px);margin-bottom:6px}
.product-detail{align-items:start;gap:40px}
.price-ref{display:flex;flex-direction:column;gap:4px;background:#f3ece3;border-left:3px solid var(--brown);padding:12px 16px}
.price-ref small{color:var(--muted)}
.commit-list{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.commit-list li{display:flex;flex-direction:column;gap:2px;padding:12px 14px;background:#fff;border:1px solid var(--line);border-radius:4px}
.commit-list li span{color:var(--muted);font-size:14px}
.commit-band{background:#f3ece3}
.commit-grid{margin-top:26px}
.commit-card{background:#fff;border:1px solid var(--line);border-radius:4px;padding:20px;display:flex;flex-direction:column;gap:6px}
.commit-card b{font-size:17px;color:var(--dark)}
.commit-card p{margin:0;color:var(--muted);font-size:14px}
.need-grid{margin-top:24px}
.need-card{display:flex;flex-direction:column;gap:6px;padding:22px;background:#fff;border:1px solid var(--line);border-radius:4px;transition:border-color .2s,transform .2s}
.need-card:hover{border-color:var(--brown);transform:translateY(-2px)}
.need-card b{font-size:17px}
.need-card span{color:var(--muted);font-size:14px}
.facts-list{display:flex;flex-wrap:wrap;gap:12px 32px;margin:18px 0 6px;padding:16px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.facts-list div{display:flex;flex-direction:column}
.facts-list dt{font-size:12px;text-transform:uppercase;letter-spacing:1px;color:var(--muted)}
.facts-list dd{margin:0;font-weight:600}
.photo-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
.photo-grid figure{margin:0}
.photo-grid img{height:240px;border-radius:3px}
.photo-grid figcaption{font-size:13px;color:var(--muted);margin-top:4px}
.policy-nav ul,.policy-list{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.policy-list a{display:flex;flex-direction:column;gap:4px;padding:18px;background:#fff;border:1px solid var(--line);border-radius:4px}
.policy-list a:hover{border-color:var(--brown)}
.policy-list span{color:var(--muted);font-size:14px}
.prose table{border-collapse:collapse;width:100%}
.float-contact{position:fixed;right:18px;bottom:22px;z-index:25;display:flex;flex-direction:column;gap:8px}
.float-contact:empty{display:none}
.float-contact a,.float-contact button{display:flex;align-items:center;justify-content:center;width:58px;height:58px;border-radius:50%;border:0;font-size:12px;font-weight:700;color:#fff;box-shadow:0 6px 16px #0003}
.fc-zalo{background:#0068ff}.fc-call{background:#2e7d32}.fc-consult{background:var(--brown)}
.mobile-bottom a{color:var(--brown);font-size:13px}
@media(max-width:760px){.float-contact{bottom:76px;right:12px}.float-contact a,.float-contact button{width:50px;height:50px;font-size:11px}.product-detail{gap:18px}.photo-grid img{height:200px}}
.form-sec{margin:24px 0 10px;font-size:17px}
.chk-row{display:flex;flex-wrap:wrap;gap:8px 18px}
.chk-inline{display:inline-flex;align-items:center;gap:6px;font-weight:400!important}
.chk-inline input{width:16px;height:16px}
.commit-row{gap:10px;align-items:end}