/* Chống Thấm Kiên Cố (sonnuoc) — trang chủ theo mockup sonnuoc-home/mockups/home-desktop-v1.png (728px -> 1440 = x1.978) */
:root { --kcf-r: #d9002c; --kcf-r2: #b80025; --kcf-n: #1b2a7a; --kcf-nd: #0e2d76; --kcf-ink: #16224f; --kcf-mut: #4a5373; --kcf-line: #e3e6ee; --kcf-bg: #eceff5;
  --kcf-f: 'Be Vietnam Pro', 'Inter', Arial, sans-serif; }
body, p, li, a, span, div, input, select, textarea, button, label, h1, h2, h3, h4, h5, h6, .nav > li > a { font-family: var(--kcf-f) !important; }
h1 a, h2 a, h3 a, h4 a { font-family: inherit !important; }
body { background: #fff; }
#main, .home #main { background-color: #fff !important; background-image: none !important; }
.kcf-ic { width: 1em; height: 1em; display: inline-block; vertical-align: -0.14em; flex: 0 0 auto; }
#button-contact-vr, .button-contact-vr, #zalo-vr, #phone-vr, .absolute-footer, .float-contact, .hotline-phone-ring-wrap, #header-contact { display: none !important; }
img[src=""] { visibility: hidden; }

/* ---------- header ---------- */
#header .header-main { background: #fff !important; border-bottom: 0; }
#header .header-wrapper { box-shadow: none !important; border-bottom: 0 !important; }
#logo { width: auto !important; margin: 0 110px 0 0 !important; top: 0 !important; }
#header #logo a { display: block; position: relative; width: 232px; padding-left: 80px; font-size: 31px !important; line-height: 1.06 !important; font-weight: 800 !important; color: var(--kcf-n) !important; text-transform: uppercase !important; letter-spacing: 0; top: 0; margin: 0; white-space: normal; }
#header #logo a::first-line { font-size: 19px; }
#header #logo a::before { content: ""; position: absolute; left: -6px; top: 50%; width: 74px; height: 74px; margin-top: -37px; background: url("icons/logo.png") center/contain no-repeat; }
#header .header-main .flex-left { flex: 1 1 auto; }
#header .header-search-form { width: 512px !important; max-width: 512px !important; }
#header li.header-search-form { display: flex; align-items: center; margin: 0 !important; }
#header li.header-search-form > div, #header li.header-search-form .header-search-form-wrapper, #header li.header-search-form .searchform-wrapper { width: 100%; flex: 1 1 auto; }
#header .header-search-form form, #header .header-search-form .searchform, #header .header-search-form .searchform-wrapper { margin: 0 !important; }
#header .header-search-form .flex-row { align-items: stretch; position: relative; }
#header .header-search-form input[type=search] { height: 46px !important; border: 1px solid #d7dbe5 !important; border-radius: 23px !important; box-shadow: none !important; font-size: 14.5px; padding: 0 56px 0 22px; background: #fff; color: var(--kcf-ink); }
#header .header-search-form .flex-col.flex-grow + .flex-col { position: absolute; right: 4px; top: 0; bottom: 0; display: flex; align-items: center; }
#header .header-search-form button.ux-search-submit { width: 44px; height: 38px; min-height: 38px; border-radius: 19px !important; background: transparent !important; color: var(--kcf-n) !important; margin: 0; box-shadow: none !important; }
#header .header-search-form button.ux-search-submit i { font-size: 19px; }
#header .flex-right .header-nav-main { flex-wrap: nowrap; align-items: center; }
#header .flex-right .header-nav-main > li { margin: 0 !important; }
#header .flex-right li.html { display: flex; align-items: center; gap: 20px; }
#header a.kcf-hd-call, #header a.kcf-hd-reg { display: inline-flex !important; align-items: center; justify-content: center; gap: 9px; height: 47px; border-radius: 24px; font-size: 15.5px !important; font-weight: 700 !important; white-space: nowrap; padding: 0 !important; line-height: 1 !important; }
#header a.kcf-hd-call { width: 162px; background: var(--kcf-r); color: #fff !important; }
#header a.kcf-hd-call .kcf-ic { font-size: 18px; }
#header a.kcf-hd-call:hover { background: var(--kcf-r2); }
#header a.kcf-hd-reg { width: 160px; border: 2px solid var(--kcf-n); color: var(--kcf-n) !important; background: #fff; }
#header a.kcf-hd-reg:hover { background: var(--kcf-n); color: #fff !important; }
#header .header-bottom { background: var(--kcf-r) !important; min-height: 47px; border: 0 !important; }
#header .header-bottom .flex-center { justify-content: center; }
#header .header-bottom-nav { flex-wrap: nowrap; justify-content: center; }
#header .header-bottom-nav > li { margin: 0 23px !important; }
#header .header-bottom-nav > li > a { color: #fff !important; font-size: 15px !important; font-weight: 500 !important; text-transform: none !important; padding: 0 !important; line-height: 47px !important; flex-wrap: nowrap !important; white-space: nowrap; background: transparent !important; }
#header .header-bottom-nav > li > a::before, #header .header-bottom-nav > li > a::after { display: none !important; }
#header .header-bottom-nav > li > a:hover { color: #ffd9df !important; }
#header .mobile-nav i, #header .mobile-nav .icon-menu { color: var(--kcf-n) !important; }
#header .nav-icon a, #header .mobile-nav .nav-icon a { background: transparent !important; color: var(--kcf-n) !important; }

/* ---------- chung ---------- */
.section.kcf-sec, .section.kcf-hero, .section.kcf-footer { padding: 0 !important; }
.kcf-sec .col, .kcf-hero .col, .kcf-footer .col { padding-bottom: 0 !important; }
.kcf-sec p:not([class]), .kcf-footer p:not([class]), .kcf-hero p:not([class]) { display: contents; }
.kcf-h2 { position: relative; font-size: 34px; line-height: 1.2; font-weight: 800; color: var(--kcf-n); margin: 0 0 0; padding-bottom: 20px; letter-spacing: -.01em; }
.kcf-h2::after { content: ""; position: absolute; left: 0; bottom: 0; width: 69px; height: 4px; border-radius: 2px; background: var(--kcf-r); }
.kcf-h2-w { color: #fff !important; font-size: 36px; }
.kcf-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 24px; }
.kcf-head h2 { flex: 0 1 auto; width: fit-content; min-width: 0; }
.kcf-all { flex: 0 0 auto; color: var(--kcf-n) !important; font-size: 15px; font-weight: 600; display: inline-flex; align-items: center; gap: 8px; white-space: nowrap; margin-top: 14px; }
.kcf-all:hover { color: var(--kcf-r) !important; }
.kcf-sec h3 a { color: inherit !important; }

/* ---------- hero ---------- */
.section.kcf-hero { min-height: 515px; align-items: flex-start !important; overflow: hidden; }
.kcf-hero .row, .kcf-hero .col, .kcf-hero .col-inner { position: static !important; }
.kcf-hero .section-bg img.bg { object-position: 100% 50%; }
.kcf-hero-in { position: relative; z-index: 2; padding: 97px 0 40px 38px; max-width: 640px; }
.kcf-eyebrow { font-size: 16px; font-weight: 700; color: var(--kcf-r); text-transform: uppercase; letter-spacing: .01em; }
.kcf-h1 { font-size: 54px; line-height: 1.13; font-weight: 800; color: var(--kcf-n) !important; margin: 16px 0 0; letter-spacing: -.02em; }
.kcf-hero-s { font-size: 18px; line-height: 1.55; color: #3a4466; margin-top: 18px; }
.kcf-btns { display: flex; gap: 28px; margin-top: 34px; }
.kcf-btn-r, .kcf-btn-o { display: inline-flex; align-items: center; justify-content: center; gap: 12px; height: 54px; border-radius: 6px; font-size: 17px; font-weight: 700; }
.kcf-btn-r { width: 216px; background: var(--kcf-r); color: #fff !important; } .kcf-btn-r:hover { background: var(--kcf-r2); }
.kcf-btn-o { width: 202px; border: 2px solid var(--kcf-n); color: var(--kcf-n) !important; background: #fff; } .kcf-btn-o:hover { background: var(--kcf-n); color: #fff !important; }
.kcf-spots { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
.kcf-spot { position: absolute; pointer-events: auto; display: inline-flex; align-items: center; gap: 12px; height: 44px; padding: 0 22px 0 5px; border-radius: 8px; background: rgba(255,255,255,.96); box-shadow: 0 6px 18px rgba(19,44,115,.18); color: var(--kcf-n) !important; font-size: 16px; font-weight: 700; white-space: nowrap; transform: translate(-22px, -50%); }
.kcf-spot b { width: 34px; height: 34px; border-radius: 50%; background: var(--kcf-r); color: #fff; font-size: 16px; font-weight: 700; display: flex; align-items: center; justify-content: center; border: 2px solid #fff; box-shadow: 0 0 0 2px var(--kcf-r); }
.kcf-spot:hover { background: #fff; color: var(--kcf-r) !important; }
.kcf-s1 { left: 72%; top: 11%; } .kcf-s2 { left: 84%; top: 47%; } .kcf-s3 { left: 60%; top: 36%; } .kcf-s4 { left: 61%; top: 67%; } .kcf-s5 { left: 82%; top: 87%; }

/* ---------- giải pháp theo vị trí ---------- */
.section.kcf-sol-sec { padding: 28px 0 0 !important; }
.kcf-sols { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 20px; margin-top: 28px; }
.kcf-sols > * { min-width: 0; }
.kcf-sol { display: flex; flex-direction: column; background: #fff; border-radius: 6px; overflow: hidden; box-shadow: 0 2px 12px rgba(22,34,79,.08); color: var(--kcf-ink) !important; transition: box-shadow .2s, transform .2s; }
.kcf-sol-img { display: block; height: 181px; background: #e9ecf2; }
.kcf-sol-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.kcf-sol-t { display: block; min-height: 81px; padding: 16px 20px 14px; font-size: 17px; line-height: 1.4; font-weight: 700; color: var(--kcf-n); }
.kcf-sol:hover { box-shadow: 0 10px 26px rgba(22,34,79,.16); transform: translateY(-2px); }

/* ---------- sản phẩm ---------- */
.section.kcf-prod-sec { padding: 62px 0 0 !important; }
.kcf-prods { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 28px 24px; margin-top: 30px; }
.kcf-prods > * { min-width: 0; }
.kcf-pr { background: #fff; border-radius: 6px; overflow: hidden; box-shadow: 0 2px 12px rgba(22,34,79,.08); display: flex; flex-direction: column; }
.kcf-pr-img { position: relative; display: block; height: 222px; background: #e7e9ee; }
.kcf-pr-img img { width: 100%; height: 100%; object-fit: contain; display: block; }
.kcf-pr-b { position: absolute; top: 0; right: 0; background: var(--kcf-r); color: #fff; font-size: 13px; font-weight: 700; padding: 5px 14px; border-radius: 0 6px 0 6px; }
.kcf-pr-body { padding: 16px 20px 18px; display: flex; flex-direction: column; flex: 1; }
.kcf-pr-t { font-size: 20px; line-height: 1.2; font-weight: 800; color: var(--kcf-n); margin: 0; }
.kcf-pr-d { font-size: 16px; line-height: 1.45; color: var(--kcf-mut); margin: 6px 0 14px; min-height: 46px; }
.kcf-pr-m { margin-top: auto; display: inline-flex; align-items: center; gap: 8px; font-size: 16px; font-weight: 700; color: var(--kcf-r) !important; }
.kcf-pr-p { margin-top: auto; font-size: 18px; font-weight: 800; color: var(--kcf-r); }

/* ---------- quy trình ---------- */
.section.kcf-proc-sec { padding: 30px 0 26px !important; margin-top: 28px; background-color: var(--kcf-nd) !important; }
.kcf-proc { display: grid; grid-template-columns: minmax(0, 832fr) minmax(0, 502fr); margin-top: 14px; }
.kcf-proc > * { min-width: 0; }
.kcf-layer { position: relative; display: flex; align-items: center; min-height: 297px; border-right: 1px solid rgba(255,255,255,.22); }
.kcf-layer-img { width: 524px; height: 297px; flex: 0 0 524px; margin-left: 24px; }
.kcf-layer-img img { width: 100%; height: 100%; object-fit: contain; object-position: left center; display: block; }
.kcf-layer-l { list-style: none; margin: 0 0 0 4px; padding: 0; }
.kcf-layer-l li { position: relative; margin: 0 !important; padding: 0 0 0 26px; height: 52px; line-height: 52px; font-size: 16px; color: #e8ecf8; white-space: nowrap; }
.kcf-layer-l li::before { content: ""; position: absolute; left: 0; top: 50%; width: 12px; height: 12px; margin-top: -6px; border-radius: 50%; background: var(--kcf-r); box-shadow: 0 0 0 3px rgba(217,0,44,.25); }
.kcf-layer-l li::after { content: ""; position: absolute; right: 100%; top: 50%; width: 70px; height: 1px; background: rgba(255,255,255,.45); }
.kcf-steps { padding-left: 48px; display: flex; flex-direction: column; justify-content: center; gap: 22px; }
.kcf-st { display: flex; align-items: flex-start; gap: 22px; }
.kcf-st > b { flex: 0 0 54px; width: 54px; height: 54px; border-radius: 50%; background: var(--kcf-r); color: #fff; font-size: 18px; font-weight: 800; display: flex; align-items: center; justify-content: center; }
.kcf-st h3 { font-size: 18px; font-weight: 700; color: #fff !important; margin: 4px 0 4px; }
.kcf-st h3 + div { font-size: 14.5px; line-height: 1.45; color: #cdd5ec; }

/* ---------- video ---------- */
.section.kcf-vid-sec { padding: 30px 0 0 !important; }
.kcf-vids { display: grid; grid-template-columns: minmax(0, 700fr) minmax(0, 634fr); gap: 32px; margin-top: 18px; }
.kcf-vids > * { min-width: 0; }
.kcf-vid-main { position: relative; display: block; height: 350px; border-radius: 6px; overflow: hidden; background: #dfe3ea; }
.kcf-vid-main img { width: 100%; height: 100%; object-fit: cover; display: block; }
.kcf-play { position: absolute; left: 50%; top: 50%; width: 48px; height: 48px; margin: -24px 0 0 -24px; border-radius: 50%; background: var(--kcf-r); border: 3px solid #fff; color: #fff; display: flex; align-items: center; justify-content: center; font-size: 26px; box-shadow: 0 4px 14px rgba(0,0,0,.25); }
.kcf-play-l { width: 88px; height: 88px; margin: -60px 0 0 -44px; font-size: 52px; border-width: 4px; }
.kcf-play .kcf-ic { margin-left: 3px; }
.kcf-vid-cap { position: absolute; left: 0; right: 0; bottom: 0; height: 66px; display: flex; align-items: center; padding: 0 22px; background: rgba(10,16,40,.78); color: #fff; font-size: 17.5px; font-weight: 600; }
.kcf-vid-list { display: flex; flex-direction: column; gap: 18px; }
.kcf-vid { display: flex; align-items: center; gap: 26px; color: var(--kcf-n) !important; }
.kcf-vid-img { position: relative; flex: 0 0 233px; width: 233px; height: 105px; border-radius: 5px; overflow: hidden; background: #dfe3ea; box-shadow: 0 2px 8px rgba(22,34,79,.1); }
.kcf-vid-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.kcf-vid-t { font-size: 17px; line-height: 1.45; font-weight: 700; color: var(--kcf-n); max-width: 260px; }
.kcf-vid:hover .kcf-vid-t { color: var(--kcf-r); }

/* ---------- dự án ---------- */
.section.kcf-proj-sec { padding: 36px 0 31px !important; }
.kcf-projs { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; margin-top: 14px; }
.kcf-projs > * { min-width: 0; }
.kcf-proj { display: block; background: #fff; box-shadow: 0 2px 12px rgba(22,34,79,.08); color: var(--kcf-ink) !important; }
.kcf-proj-img { display: block; height: 168px; background: #e3e7ee; overflow: hidden; }
.kcf-proj-img img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .3s; }
.kcf-proj:hover .kcf-proj-img img { transform: scale(1.04); }
.kcf-proj-t { display: block; padding: 14px 18px; font-size: 16px; font-weight: 600; color: #222c4f; }

/* ---------- đội ngũ + form ---------- */
.section.kcf-team-sec { padding: 24px 0 18px !important; background-color: #f2f3f5 !important; }
.kcf-team-wrap { display: grid; grid-template-columns: minmax(0, 1fr) 443px; gap: 40px; align-items: start; }
.kcf-team-wrap > * { min-width: 0; }
.kcf-team { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; margin-top: 16px; text-align: center; }
.kcf-tm { display: flex; flex-direction: column; align-items: center; }
.kcf-tm-img { display: block; width: 163px; height: 163px; border-radius: 50%; overflow: hidden; background: #dfe2e8; }
.kcf-tm-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.kcf-tm b { font-size: 18px; font-weight: 700; color: var(--kcf-n); margin-top: 14px; }
.kcf-tm span:not(.kcf-tm-img) { font-size: 15px; color: var(--kcf-mut); margin-top: 3px; }
.kcf-tm a { font-size: 16.5px; font-weight: 700; color: var(--kcf-r) !important; margin-top: 3px; }
.kcf-lead { background: #fff; border-radius: 10px; padding: 20px 22px 20px; box-shadow: 0 4px 18px rgba(22,34,79,.07); }
.kcf-lead-t { font-size: 22px; font-weight: 800; color: var(--kcf-n); margin: 0 0 12px; }
.kcf-cf7 .kcf-fl { display: flex; flex-direction: column; gap: 8px; }
.kcf-cf7 .wpcf7-form-control-wrap { display: block; }
.kcf-cf7 input[type=text], .kcf-cf7 input[type=tel], .kcf-cf7 input[type=email], .kcf-cf7 textarea { width: 100%; height: 40px; margin: 0 !important; border: 1px solid #d6dae3 !important; border-radius: 5px !important; box-shadow: none !important; font-size: 14.5px; padding: 0 14px; color: var(--kcf-ink); background: #fff; }
.kcf-cf7 textarea { height: 66px; min-height: 66px; padding: 10px 14px; resize: vertical; }
.kcf-cf7 .wpcf7-submit, .kcf-cf7 button[type=submit] { width: 100%; height: 42px; margin: 4px 0 0 !important; border: 0; border-radius: 5px; background: var(--kcf-r) !important; color: #fff !important; font-size: 16px; font-weight: 700; text-transform: none; letter-spacing: 0; }
.kcf-cf7 .wpcf7-submit:hover { background: var(--kcf-r2) !important; }
.kcf-cf7 .wpcf7-spinner { position: absolute; right: 12px; margin: 0; }
.kcf-cf7 .wpcf7-response-output { margin: 10px 0 0 !important; font-size: 13.5px; }

/* ---------- chính sách ---------- */
.section.kcf-pol-sec { padding: 18px 0 16px !important; border-bottom: 1px solid var(--kcf-line); }
.kcf-pols { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.kcf-pols > * { min-width: 0; }
.kcf-pol { display: flex; align-items: center; justify-content: center; gap: 22px; padding: 4px 10px; }
.kcf-pol + .kcf-pol { border-left: 1px solid var(--kcf-line); }
.kcf-pol img { width: 54px; height: 54px; object-fit: contain; flex: 0 0 54px; }
.kcf-pol span { font-size: 16px; line-height: 1.4; font-weight: 700; color: var(--kcf-n); }

/* ---------- tin tức ---------- */
.section.kcf-news-sec { padding: 22px 0 21px !important; }
.kcf-posts { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 22px; margin-top: 10px; }
.kcf-posts > * { min-width: 0; }
.kcf-po { background: #fff; box-shadow: 0 2px 12px rgba(22,34,79,.08); }
.kcf-po-img { display: block; height: 145px; background: #e3e7ee; overflow: hidden; }
.kcf-po-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.kcf-po-t { font-size: 17px; line-height: 1.45; font-weight: 700; color: var(--kcf-n); margin: 0; padding: 14px 18px 16px; min-height: 77px; }
.kcf-po-t a:hover { color: var(--kcf-r) !important; }

/* ---------- footer ---------- */
#footer .section.kcf-footer { border-top: 0 !important; }
.section.kcf-footer { padding: 26px 0 0 !important; background-color: var(--kcf-nd) !important; }
.kcf-ft { display: grid; grid-template-columns: minmax(0, 402fr) minmax(0, 287fr) minmax(0, 279fr) minmax(0, 366fr); }
.kcf-ft > * { min-width: 0; }
.kcf-ft-logo { display: inline-flex; align-items: center; gap: 12px; color: #fff !important; }
.kcf-ft-logo img { width: 56px; height: 60px; object-fit: contain; }
.kcf-footer p.kcf-ft-logo, .kcf-ft-logo span { font-size: 18px; line-height: 1.1; font-weight: 800; text-transform: uppercase; color: #fff; }
.kcf-ft-logo span b { font-size: 26px; font-weight: 800; }
.kcf-ft-ct { margin-top: 12px; }
.kcf-ft-ct > div { display: flex; align-items: flex-start; gap: 16px; font-size: 15px; line-height: 1.45; color: #e4e9f7; margin-bottom: 5px; }
.kcf-ft-ct .kcf-ic { font-size: 19px; color: #fff; margin-top: 2px; }
.kcf-ft-ct a { color: #e4e9f7 !important; }
.kcf-ft-col h4 { font-size: 17px; font-weight: 700; color: #fff !important; margin: 4px 0 14px; text-transform: none; letter-spacing: 0; }
.kcf-ft-col > a { display: block; font-size: 15px; line-height: 1.4; color: #dbe2f4 !important; margin-bottom: 6px; }
.kcf-ft-col > a:hover { color: #fff !important; text-decoration: underline; }
.kcf-ft-nl-s { font-size: 15px; line-height: 1.55; color: #dbe2f4; margin-bottom: 16px; }
.kcf-nl .kcf-nlf { display: flex; gap: 10px; }
.kcf-nl .wpcf7-form-control-wrap { flex: 1 1 auto; min-width: 0; }
.kcf-nl input[type=email] { width: 100%; height: 43px; margin: 0 !important; border: 0 !important; border-radius: 5px !important; font-size: 14.5px; padding: 0 16px; box-shadow: none !important; background: #fff; color: var(--kcf-ink); }
.kcf-nl .wpcf7-submit, .kcf-nl button[type=submit] { flex: 0 0 104px; height: 43px; margin: 0 !important; border: 0; border-radius: 5px; background: var(--kcf-r) !important; color: #fff !important; font-size: 15.5px; font-weight: 700; text-transform: none; padding: 0; }
.kcf-nl .wpcf7-response-output { margin: 8px 0 0 !important; font-size: 13px; color: #fff; }
.kcf-nl .wpcf7-spinner { display: none; }
.kcf-fbar { border-top: 1px solid rgba(255,255,255,.14); margin-top: 12px; padding: 12px 0 14px; text-align: center; font-size: 14px; color: #c6cfe8; }
.kcf-footer a[href^="mailto"] { overflow-wrap: anywhere; }

/* ---------- mobile ---------- */
@media (max-width: 849px) {
  #header #logo a { width: 132px; padding-left: 42px; font-size: 18px !important; }
  #header #logo a::first-line { font-size: 12px; }
  #header #logo a::before { width: 34px; height: 36px; margin-top: -18px; }
  #logo { margin: 0 !important; }
  #header .header-inner > .show-for-medium.flex-left, #header .header-inner > .show-for-medium.flex-right { flex: 1 1 0; margin: 0 !important; }
  #header .header-inner > #logo { flex: 0 0 auto; }
  #header .header-inner > .show-for-medium.flex-right .mobile-nav { justify-content: flex-end; }
  #header .mobile-nav a.kcf-hd-call { width: 40px; height: 40px; border-radius: 50%; gap: 0; font-size: 0 !important; }
  #header .mobile-nav a.kcf-hd-call .kcf-ic { font-size: 18px; }
  #header .mobile-nav a.kcf-hd-reg { display: none !important; }
  .section.kcf-hero { min-height: 0; padding-top: 250px !important; background-color: var(--kcf-bg) !important; }
  .section.kcf-hero .section-bg { top: 0; bottom: auto; height: 250px; }
  .section.kcf-hero .section-bg img.bg { object-position: 78% 50%; }
  .kcf-spots { display: none; }
  .kcf-hero-in { padding: 24px 0 32px; }
  .kcf-eyebrow { font-size: 13px; } .kcf-h1 { font-size: 32px; } .kcf-hero-s { font-size: 16px; }
  .kcf-btns { flex-direction: column; gap: 10px; margin-top: 24px; } .kcf-btn-r, .kcf-btn-o { width: 100%; height: 50px; font-size: 16px; }
  .kcf-h2 { font-size: 25px; padding-bottom: 14px; } .kcf-h2::after { width: 48px; height: 3px; }
  .kcf-head { flex-wrap: wrap; gap: 6px 16px; } .kcf-all { margin-top: 6px; font-size: 14px; }
  .section.kcf-sol-sec { padding-top: 26px !important; }
  .kcf-sols { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 18px; }
  .kcf-sol-img { height: 120px; } .kcf-sol-t { min-height: 0; padding: 10px 12px 12px; font-size: 14.5px; }
  .section.kcf-prod-sec { padding-top: 38px !important; }
  .kcf-prods { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 18px; }
  .kcf-pr-img { height: 150px; } .kcf-pr-body { padding: 12px 12px 14px; } .kcf-pr-t { font-size: 16.5px; } .kcf-pr-d { font-size: 14px; min-height: 0; } .kcf-pr-m { font-size: 14px; }
  .kcf-pr-b { font-size: 11.5px; padding: 4px 9px; }
  .section.kcf-proc-sec { margin-top: 38px; padding: 26px 0 30px !important; }
  .kcf-proc { grid-template-columns: minmax(0, 1fr); gap: 22px; }
  .kcf-layer { flex-direction: column; align-items: stretch; border-right: 0; min-height: 0; }
  .kcf-layer-img { width: 100%; height: auto; flex: none; margin: 0; } .kcf-layer-img img { height: auto; }
  .kcf-layer-l { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin: 10px 0 0; }
  .kcf-layer-l li { height: auto; line-height: 1.3; padding: 6px 0 6px 20px; font-size: 13.5px; white-space: normal; } .kcf-layer-l li::after { display: none; }
  #header #logo a { text-align: left; }
  .kcf-hero-s br { display: none; }
  .kcf-steps { padding-left: 0; gap: 16px; }
  .kcf-st > b { flex-basis: 42px; width: 42px; height: 42px; font-size: 15px; } .kcf-st h3 { font-size: 16px; }
  .kcf-vids { grid-template-columns: minmax(0, 1fr); gap: 16px; margin-top: 18px; }
  .kcf-vid-main { height: 210px; } .kcf-play-l { width: 64px; height: 64px; margin: -44px 0 0 -32px; font-size: 38px; }
  .kcf-vid-cap { height: 48px; font-size: 14.5px; padding: 0 14px; }
  .kcf-vid { gap: 14px; } .kcf-vid-img { flex-basis: 140px; width: 140px; height: 79px; } .kcf-vid-t { font-size: 15px; }
  .kcf-play { width: 36px; height: 36px; margin: -18px 0 0 -18px; font-size: 20px; }
  .kcf-projs, .kcf-posts { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 18px; }
  .kcf-proj-img { height: 110px; } .kcf-proj-t { padding: 10px 12px; font-size: 14px; }
  .kcf-po-img { height: 100px; } .kcf-po-t { font-size: 14.5px; padding: 10px 12px 12px; min-height: 0; }
  .kcf-team-wrap { grid-template-columns: minmax(0, 1fr); gap: 24px; }
  .kcf-team { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px 12px; margin-top: 20px; }
  .kcf-tm-img { width: 120px; height: 120px; } .kcf-tm b { font-size: 16px; }
  .kcf-lead { padding: 20px 16px; }
  .kcf-pols { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px 0; }
  .kcf-pol { justify-content: flex-start; gap: 12px; } .kcf-pol + .kcf-pol { border-left: 0; }
  .kcf-pol img { width: 38px; height: 38px; flex-basis: 38px; } .kcf-pol span { font-size: 13.5px; }
  .kcf-ft { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 26px 16px; }
  .kcf-ft-brand, .kcf-ft-nl { grid-column: 1 / -1; }
}

/* mid-fix */
@media (min-width: 850px) and (max-width: 1399px) {
  #logo { margin-right: 24px !important; }
  #header .header-search-form { width: 360px !important; max-width: 360px !important; margin-left: 0 !important; }
  #header .flex-right li.html { gap: 12px; }
  #header .header-bottom .header-bottom-nav > li { margin: 0 14px !important; }
}
@media (min-width: 850px) and (max-width: 1199px) {
  #header #logo a { width: 170px; padding-left: 52px; font-size: 23px !important; } #header #logo a::first-line { font-size: 15px; }
  #header #logo a::before { width: 44px; height: 48px; margin-top: -24px; }
  #header .header-main .flex-right li.html.html_top_right_text { display: flex !important; }
  #header a.kcf-hd-reg { display: none !important; }
  .kcf-h1 { font-size: 42px; } .kcf-hero-in { padding-left: 0; max-width: 470px; }
  .kcf-hero .section-bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(236,239,245,.95) 0, rgba(236,239,245,.75) 40%, rgba(236,239,245,0) 62%); }
  .kcf-spots { display: none; }
  .kcf-sols { gap: 12px; } .kcf-sol-t { font-size: 15px; padding: 12px 14px; }
  .kcf-proc { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); } .kcf-layer-img { width: 300px; flex-basis: 300px; margin-left: 0; } .kcf-steps { padding-left: 28px; }
  .kcf-team-wrap { grid-template-columns: minmax(0, 1fr) 360px; } .kcf-tm-img { width: 120px; height: 120px; }
  .kcf-vid-t { font-size: 15px; } .kcf-vid-img { flex-basis: 180px; width: 180px; height: 92px; }
  .kcf-pol { gap: 12px; } .kcf-pol img { width: 40px; height: 40px; flex-basis: 40px; } .kcf-pol span { font-size: 14px; }
}
/* /mid-fix */
/* _midwidth: header Flatsome ở 850-1399px (laptop nhỏ/tablet ngang) — menu dựng theo mockup 1440 tràn phải; dùng chung mọi site */
@media (min-width: 850px) and (max-width: 1399px) {
  #header .header-nav-main > li, #header .header-bottom-nav > li { margin-left: 6px !important; margin-right: 6px !important; }
  #header .header-nav-main > li > a, #header .header-bottom-nav > li > a { font-size: 14px !important; }
  #header .header-search-form { max-width: 300px !important; width: 300px !important; margin-left: 20px !important; }
}
@media (min-width: 850px) and (max-width: 1199px) {
  #logo { width: auto !important; max-width: 210px !important; } #logo a { font-size: 21px !important; }
  #header .header-main .flex-right .header-button-1, #header .header-main .flex-right li.html, #header .header-search-form, #top-bar .flex-right { display: none !important; }
  #header .header-nav-main > li, #header .header-bottom-nav > li { margin-left: 3px !important; margin-right: 3px !important; }
  #header .header-nav-main > li > a, #header .header-bottom-nav > li > a { font-size: 13px !important; }
  #header .flex-col { min-width: 0; } #header .header-inner, #header .header-bottom .container { overflow: hidden; }
}
.col-inner a[href^="mailto"], .col-inner a[href^="tel"] { overflow-wrap: anywhere; }
/* ruler:auto BEGIN — tools/astra-bridge/lab/ruler_fix.py, đừng sửa tay */
@media (min-width: 850px) {
  .kcf-pol img { width: 64px !important; height: 64px !important; max-width: none !important; flex: 0 0 auto !important; object-fit: contain; }
}
@media (max-width: 849px) {
  .kcf-pol img { width: 54px !important; height: 54px !important; }
}
/* ruler:auto END */