/* Chống Thấm Kiên Cố — trang trong theo mockup Astra (10-08) */
.kcfi-wrap { max-width: 1320px; margin: 0 auto; padding: 0 15px; position: relative; }
.kcfi-h1 { color: #1b2a7a !important; font-size: 52px !important; font-weight: 800 !important; line-height: 1.15 !important; margin: 0 0 10px !important; letter-spacing: -.5px; }
.kcfi-h1-u { position: relative; padding-bottom: 14px; } .kcfi-h1-u::after { content: ""; position: absolute; left: 0; bottom: 0; width: 69px; height: 4px; border-radius: 2px; background: #d9002c; }
.kcfi-hsub { color: #4a5373; font-size: 19px; } .kcfi-sub { color: #4a5373; font-size: 16px; margin: 10px 0 18px; } .kcfi-p { color: #4a5373; font-size: 16.5px; line-height: 1.65; margin: 0 0 14px !important; display: block !important; }
.kcfi-crumb { color: #6b7390; font-size: 14.5px; margin-bottom: 12px; } .kcfi-crumb a { color: #6b7390 !important; } .kcfi-crumb span { margin: 0 8px; }
.kcfi-eb { color: #d9002c; font-size: 13.5px; font-weight: 700; text-transform: uppercase; margin-bottom: 8px; }
.kcfi-ico { display: inline-block; width: 48px; height: 48px; background: center / contain no-repeat; flex: 0 0 auto; }
.kcfi-head { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 20px; } .kcfi-more { color: #1b2a7a !important; font-weight: 700; display: inline-flex; gap: 8px; align-items: center; } .kcfi-more svg { width: 18px; height: 18px; }
.kcfi-sec { background: #fff; padding: 36px 0 40px; }
.kcfi-hero { background: #EEF1F6; padding: 22px 0 30px; } .kcfi-hero .kcfi-h1 { position: relative; padding-bottom: 14px; } .kcfi-hero .kcfi-h1::after { content: ""; position: absolute; left: 0; bottom: 0; width: 69px; height: 4px; border-radius: 2px; background: #d9002c; }
.kcfi-shop-w { background: #fff; padding: 26px 0 40px; } .kcfi-shop { display: grid; grid-template-columns: 270px minmax(0, 1fr); gap: 28px; align-items: start; }
.kcfi-filter { border: 1px solid #e3e6ee; border-radius: 6px; padding: 18px 18px 20px; } .kcfi-filter h3 { display: flex; align-items: center; gap: 10px; color: #1b2a7a; font-size: 18px; font-weight: 800; margin: 0 0 14px; } .kcfi-filter h3 svg { width: 22px; height: 22px; color: #1b2a7a; }
.kcfi-filter h4 { color: #1b2a7a; font-size: 16px; font-weight: 700; margin: 14px 0 10px; padding-top: 12px; border-top: 1px solid #e3e6ee; }
.kcfi-filter ul { list-style: none; margin: 0 !important; padding: 0; } .kcfi-filter li { margin: 0 0 10px !important; } .kcfi-filter li a { display: flex; gap: 10px; color: #3a4466 !important; font-size: 15px; line-height: 1.35; } .kcfi-filter li a i { width: 16px; height: 16px; border: 1.5px solid #b9bfcf; border-radius: 2px; flex: 0 0 auto; margin-top: 2px; } .kcfi-filter li a.is-on { color: #d9002c !important; font-weight: 700; } .kcfi-filter li a.is-on i { background: #d9002c; border-color: #d9002c; }
.kcfi-qlink { color: #d9002c !important; font-weight: 700; font-size: 15px; }
.kcfi-help { margin-top: 16px; background: #1b2a7a; border-radius: 6px; padding: 20px; color: #dfe4f5; } .kcfi-help b { display: block; color: #fff; font-size: 18px; } .kcfi-help span { display: block; font-size: 14px; margin: 6px 0 14px; }
.kcfi-help-ph, .kcfi-help-l { display: flex; align-items: center; justify-content: center; gap: 10px; height: 44px; border-radius: 22px; font-weight: 700; margin-top: 10px; } .kcfi-help-ph { background: #d9002c; color: #fff !important; } .kcfi-help-ph svg { width: 18px; height: 18px; } .kcfi-help-l { background: #fff; color: #1b2a7a !important; }
.kcfi-bar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; color: #4a5373; font-size: 15px; } .kcfi-bar .woocommerce-ordering { margin: 0; } .kcfi-bar select { margin: 0; height: 38px; font-size: 14px; box-shadow: none; }
.kcfi-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; } .kcfi-grid4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.kcfi-pc { border: 1px solid #e3e6ee; border-radius: 6px; overflow: hidden; background: #fff; display: flex; flex-direction: column; } .kcfi-pc-img { display: block; background: #f1f3f7; aspect-ratio: 4 / 3; } .kcfi-pc-img img { width: 100%; height: 100%; object-fit: contain; display: block; mix-blend-mode: multiply; }
.kcfi-pc-b { padding: 14px 16px 16px; } .kcfi-pc h3 { font-size: 20px; font-weight: 800; margin: 0 0 4px; } .kcfi-pc h3 a { color: #1b2a7a !important; } .kcfi-pc-d { color: #4a5373; font-size: 15px; min-height: 42px; } .kcfi-pc-p { color: #d9002c; font-size: 19px; font-weight: 800; margin: 6px 0 8px; } .kcfi-pc-l { display: inline-flex; gap: 8px; align-items: center; color: #d9002c !important; font-weight: 700; font-size: 15px; } .kcfi-pc-l svg { width: 16px; height: 16px; }
.kcfi-pols-w { background: #fff; border-top: 1px solid #e3e6ee; padding: 22px 0; }
.kcfi-pcrumb { color: #6b7390; font-size: 14px; padding-top: 16px; padding-bottom: 14px; } .kcfi-pcrumb a { color: #6b7390 !important; } .kcfi-pcrumb span { margin: 0 8px; }
.kcfi-psec { background: #fff; padding-bottom: 30px; } .kcfi-prod { display: grid; grid-template-columns: 640px minmax(0, 1fr); gap: 40px; align-items: start; }
.kcfi-gal-main { background: #f1f3f7; border-radius: 6px; aspect-ratio: 640 / 520; display: flex; align-items: center; justify-content: center; overflow: hidden; } .kcfi-gal-main img { max-width: 100%; max-height: 100%; width: auto; height: auto; mix-blend-mode: multiply; }
.kcfi-gal-th { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 12px; } .kcfi-gal-th button { margin: 0; padding: 0; border: 2px solid transparent; border-radius: 4px; aspect-ratio: 1 / 1; background: #f1f3f7; min-height: 0; cursor: pointer; overflow: hidden; } .kcfi-gal-th button.is-on { border-color: #d9002c; } .kcfi-gal-th span { display: block; width: 100%; height: 100%; background: center / cover no-repeat; }
.kcfi-ptitle { color: #1b2a7a !important; font-size: 40px !important; font-weight: 800 !important; line-height: 1.2 !important; margin: 0 0 12px !important; }
.kcfi-price { color: #3a4466; font-size: 19px; margin-bottom: 10px; } .kcfi-price b { color: #d9002c; font-size: 30px; } .kcfi-lead { color: #4a5373; font-size: 16.5px; line-height: 1.6; margin-bottom: 18px; }
.kcfi-row { display: flex; align-items: center; gap: 30px; margin-bottom: 18px; color: #1b2a7a; font-weight: 700; } .kcfi-chip { border: 1.5px solid #1b2a7a; border-radius: 4px; padding: 8px 26px; font-weight: 700; color: #1b2a7a; }
.kcfi-pbtn { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 18px; }
.kcfi-btn-r, .kcfi-btn-o, .kcfi-btn-n { display: inline-flex; align-items: center; justify-content: center; height: 54px; border-radius: 4px; font-size: 16px; font-weight: 700; padding: 0 16px; text-align: center; } .kcfi-btn-r { background: #d9002c; color: #fff !important; } .kcfi-btn-o { border: 1.5px solid #1b2a7a; color: #1b2a7a !important; } .kcfi-btn-n { background: #1b2a7a; color: #fff !important; }
.kcfi-ben { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; padding: 16px 0; border-top: 1px solid #e3e6ee; } .kcfi-ben span { display: flex; gap: 10px; align-items: flex-start; } .kcfi-ben svg { width: 30px; height: 30px; color: #d9002c; flex: 0 0 auto; } .kcfi-ben b { color: #1b2a7a; font-size: 14.5px; } .kcfi-ben em { display: block; font-style: normal; font-weight: 400; color: #6b7390; font-size: 13px; }
.kcfi-call { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; } .kcfi-call-t { color: #3a4466; } .kcfi-call-t b { color: #d9002c; font-size: 22px; }
.kcfi-btn-doc { display: inline-flex; align-items: center; gap: 10px; height: 48px; padding: 0 22px; border: 1.5px solid #1b2a7a; border-radius: 4px; color: #1b2a7a !important; font-weight: 700; } .kcfi-btn-doc svg { width: 20px; height: 20px; }
.kcfi-tabs { margin-top: 34px; } .kcfi-tabh { display: flex; border-bottom: 1px solid #e3e6ee; margin-bottom: 22px; } .kcfi-tab { margin: 0 0 -1px; padding: 0 30px 14px; background: none; border: 0; border-bottom: 3px solid transparent; color: #4a5373; font-size: 17px; font-weight: 600; text-transform: none; letter-spacing: 0; min-height: 0; cursor: pointer; } .kcfi-tab.is-on { color: #d9002c; border-bottom-color: #d9002c; }
.kcfi-pane { display: none; } .kcfi-pane.is-on { display: block; }
.kcfi-dh { color: #1b2a7a; font-size: 34px; font-weight: 800; margin: 0 0 10px; } .kcfi-dl { color: #3a4466; font-size: 16.5px; line-height: 1.6; margin: 0 0 22px; } .kcfi-dl b { color: #1b2a7a; }
.kcfi-app { display: grid; grid-template-columns: 560px minmax(0, 1fr); gap: 40px; align-items: center; margin-bottom: 24px; } .kcfi-app-img img { width: 100%; aspect-ratio: 560 / 300; object-fit: cover; border-radius: 4px; display: block; } .kcfi-app h3 { color: #1b2a7a; font-size: 26px; font-weight: 800; margin: 0 0 10px; } .kcfi-app li { color: #3a4466; font-size: 16px; margin-bottom: 8px; }
.kcfi-feats { display: grid; grid-template-columns: repeat(3, 1fr); background: #f1f3f7; border-radius: 6px; padding: 20px; margin-bottom: 24px; } .kcfi-feats > div { display: flex; gap: 16px; padding: 0 20px; border-left: 1px solid #dfe3ec; } .kcfi-feats > div:first-child { border: 0; padding-left: 0; }
.kcfi-feats i { width: 36px; height: 36px; border-radius: 50%; background: #d9002c url(icons/tick-w.png) center / 18px no-repeat; flex: 0 0 auto; } .kcfi-feats b { display: block; color: #1b2a7a; font-size: 18px; } .kcfi-feats div div { color: #4a5373; font-size: 14.5px; }
.kcfi-two { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 24px; } .kcfi-card { border: 1px solid #e3e6ee; border-radius: 6px; overflow: hidden; } .kcfi-card h3 { background: #1b2a7a; color: #fff; font-size: 20px; font-weight: 700; margin: 0; padding: 14px 20px; }
.kcfi-card table { width: 100%; margin: 0; } .kcfi-card td { padding: 12px 20px; border-bottom: 1px solid #eef0f5; font-size: 15px; color: #3a4466; } .kcfi-card tr:nth-child(odd) td { background: #f7f8fb; } .kcfi-card p { padding: 14px 20px; color: #4a5373; font-size: 14.5px; margin: 0; }
.kcfi-steps { list-style: none; margin: 16px 20px !important; padding: 0; counter-reset: s; } .kcfi-steps li { counter-increment: s; position: relative; padding-left: 56px; margin-bottom: 16px; color: #4a5373; font-size: 14.5px; } .kcfi-steps li::before { content: "0" counter(s); position: absolute; left: 0; top: 0; width: 40px; height: 40px; border-radius: 50%; background: #d9002c; color: #fff; font-weight: 700; display: flex; align-items: center; justify-content: center; } .kcfi-steps b { display: block; color: #d9002c; font-size: 16px; }
.kcfi-card .kcfi-btn-doc { margin: 0 20px 20px; }
.kcfi-band { display: flex; align-items: center; justify-content: space-between; gap: 20px; background: #f1f3f7; border-radius: 6px; padding: 24px 28px; } .kcfi-band h3 { color: #1b2a7a; font-size: 24px; font-weight: 800; margin: 0 0 4px; } .kcfi-band span { color: #4a5373; } .kcfi-band .kcfi-btn-r { width: 220px; }
.kcfi-spec { max-width: 720px; } .kcfi-norev { color: #4a5373; }
.section.kcfi-ahero { padding: 0 !important; min-height: 380px; } .kcfi-ahin { padding: 28px 0 150px; max-width: 640px; }
.section.kcfi-st-sec, .section.kcfi-tm-sec { padding: 36px 0 !important; } .kcfi-story { display: grid; grid-template-columns: minmax(0, 1fr) 620px; gap: 50px; align-items: center; } .kcfi-story .kcf-h2 { margin-bottom: 20px !important; } .kcfi-story-img img { width: 100%; aspect-ratio: 620 / 420; object-fit: cover; border-radius: 4px; display: block; }
.kcfi-wh { display: flex; gap: 18px; align-items: center; color: #4a5373; font-size: 15px; } .kcfi-wh b { display: block; color: #1b2a7a; font-size: 17px; }
.section.kcfi-vm-sec, .section.kcfi-cm-sec { padding: 30px 0 !important; } .kcfi-vms { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; } .kcfi-vms > div, .kcfi-cms > div { background: #fff; border-radius: 6px; padding: 26px; } .kcfi-vms img { width: 64px; height: 64px; } .kcfi-vms h3 { color: #1b2a7a; font-size: 24px; font-weight: 800; margin: 12px 0 8px; } .kcfi-vms p, .kcfi-cms p { color: #4a5373; font-size: 15.5px; margin: 0; display: block !important; }
.kcfi-tms { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; } .kcfi-tms figure { margin: 0; } .kcfi-tms img { width: 100%; aspect-ratio: 900 / 620; object-fit: cover; display: block; } .kcfi-tms figcaption { color: #1b2a7a; font-size: 17px; font-weight: 700; padding-top: 10px; }
.kcfi-cms { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 22px; } .kcfi-cms img { width: 48px; height: 48px; } .kcfi-cms h3 { color: #1b2a7a; font-size: 18px; font-weight: 800; margin: 12px 0 6px; }
.section.kcfi-cta-sec { padding: 26px 0 !important; } .kcfi-cta { display: flex; align-items: center; justify-content: space-between; gap: 20px; color: #fff; } .kcfi-cta h2 { color: #fff; font-size: 32px; font-weight: 800; margin: 0 0 4px; } .kcfi-cta-b { display: flex; gap: 16px; }
.kcfi-cta-w, .kcfi-cta-o { display: inline-flex; align-items: center; gap: 10px; height: 52px; padding: 0 30px; border-radius: 26px; font-weight: 700; } .kcfi-cta-w { background: #fff; color: #1b2a7a !important; } .kcfi-cta-w svg { width: 18px; height: 18px; } .kcfi-cta-o { border: 2px solid #fff; color: #fff !important; }
.section.kcfi-chero { padding: 22px 0 30px !important; } .section.kcfi-ct-sec { padding: 34px 0 !important; } .kcfi-ct { display: grid; grid-template-columns: minmax(0, 1fr) 420px; gap: 40px; }
form.kcfi-cf7, .kcfi-cf7 .wpcf7-form { display: grid; grid-template-columns: 1fr 1fr; gap: 0 22px; } .kcfi-cf7 .kcfi-full { grid-column: 1 / -1; } .kcfi-cf7 .kcfi-f { margin-bottom: 16px; } .kcfi-cf7 .kcfi-lb { display: block; color: #1b2a7a; font-size: 15px; font-weight: 700; margin-bottom: 6px; } .kcfi-cf7 .kcfi-lb em { color: #d9002c; font-style: normal; }
.kcfi-cf7 input[type=text], .kcfi-cf7 input[type=tel], .kcfi-cf7 input[type=email], .kcfi-cf7 select, .kcfi-cf7 textarea { width: 100%; height: 44px; margin: 0 !important; border: 1px solid #d5d9e3 !important; border-radius: 4px !important; box-shadow: none !important; font-size: 15px !important; padding: 0 14px !important; } .kcfi-cf7 textarea { height: 100px; padding-top: 10px !important; }
.kcfi-cf7 input[type=submit] { grid-column: 1 / -1; justify-self: start; height: 48px; padding: 0 34px !important; margin: 0 !important; border: 0; border-radius: 4px; background: #d9002c !important; color: #fff; font-size: 16px; font-weight: 700; text-transform: none; letter-spacing: 0; }
.kcfi-cf7 .wpcf7-response-output { grid-column: 1 / -1; } .kcfi-cf7 .wpcf7-spinner { position: absolute; } .kcfi-cf7 br { display: none; } .kcfi-cf7 p { margin: 0; display: contents; }
.kcfi-ci { display: flex; gap: 22px; align-items: center; border: 1px solid #e3e6ee; border-radius: 6px; padding: 18px 20px; margin-top: 14px; } .kcfi-ci > span { flex: 0 0 64px; height: 64px; border-radius: 6px; background: #f1f3f7; display: flex; align-items: center; justify-content: center; } .kcfi-ci > span img { width: 32px; height: 32px; }
.kcfi-ci em { display: block; font-style: normal; color: #3a4466; font-size: 14.5px; } .kcfi-ci-b { color: #1b2a7a !important; font-size: 26px; font-weight: 800; } .kcfi-ci-m { color: #1b2a7a !important; font-size: 17.5px; font-weight: 800; white-space: nowrap; } .kcfi-ci b { color: #1b2a7a; font-size: 17px; font-weight: 800; }
.section.kcfi-map-sec { padding: 10px 0 30px !important; } .kcfi-mapb { border: 1.5px solid #d9002c; border-radius: 22px; padding: 8px 22px; color: #d9002c !important; font-weight: 700; } .kcfi-map iframe { width: 100%; height: 300px; border: 0; border-radius: 6px; display: block; }
.section.kcfi-faq-sec { padding: 30px 0 !important; } .kcfi-faqw { display: grid; grid-template-columns: 330px minmax(0, 1fr); gap: 30px; } .kcfi-faq { display: grid; gap: 8px; }
.kcfi-fq { background: #fff; border-radius: 4px; } .kcfi-fq summary { list-style: none; cursor: pointer; display: flex; gap: 16px; align-items: center; padding: 14px 18px; color: #1b2a7a; font-size: 16.5px; font-weight: 700; } .kcfi-fq summary::-webkit-details-marker { display: none; } .kcfi-fq summary::before { content: "+"; display: flex; width: 22px; height: 22px; border-radius: 4px; background: #d9002c; color: #fff; align-items: center; justify-content: center; flex: 0 0 auto; } .kcfi-fq[open] summary::before { content: "–"; } .kcfi-fq > div { padding: 0 18px 14px 56px; color: #4a5373; font-size: 15px; }
footer li, .kcfi-ci * { min-width: 0; }
@media (max-width: 1240px) { .kcfi-prod, .kcfi-app, .kcfi-story { grid-template-columns: 1fr 1fr; } .kcfi-ct { grid-template-columns: 1fr 360px; } .kcfi-ci-m { font-size: 15px; } }
@media (max-width: 1023px) { .kcfi-shop { grid-template-columns: 1fr; } .kcfi-grid, .kcfi-grid4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } .kcfi-ct, .kcfi-faqw { grid-template-columns: 1fr; } .kcfi-cms { grid-template-columns: 1fr 1fr; } .kcfi-pbtn { grid-template-columns: 1fr; } }
@media (max-width: 849px) {
  .kcfi-h1 { font-size: 34px !important; } .kcfi-ptitle { font-size: 28px !important; } .kcfi-dh { font-size: 26px; } .kcfi-hsub { font-size: 16px; } .kcf-h2 br { display: none; }
  .kcfi-prod, .kcfi-app, .kcfi-story, .kcfi-two, .kcfi-vms, .kcfi-tms, .kcfi-feats, form.kcfi-cf7, .kcfi-cf7 .wpcf7-form, .kcfi-ben { grid-template-columns: 1fr; } .kcfi-feats > div { border: 0; padding: 0 0 14px; }
  .kcfi-ahin { padding-bottom: 40px; } .kcfi-ahero .section-bg::after { content: ""; position: absolute; inset: 0; background: rgba(238,241,246,.8); }
  .kcfi-cta, .kcfi-band { flex-direction: column; align-items: flex-start; } .kcfi-cta-b { flex-wrap: wrap; } .kcfi-ci-m { white-space: normal; overflow-wrap: anywhere; } .kcfi-head { flex-direction: column; align-items: flex-start; gap: 8px; } .kcfi-tab { padding: 0 14px 12px; }
  .kcfi-filter ul { display: flex; flex-wrap: wrap; gap: 8px 14px; } .kcfi-filter li { margin: 0 !important; }
}
.kcfi-more { white-space: nowrap; } .kcfi-lead, .kcfi-dl { font-size: 17.5px; } .kcfi-app li { font-size: 17px; } .kcfi-card td { font-size: 16px; } .kcfi-steps li { font-size: 15.5px; } .kcfi-feats div div { font-size: 15.5px; }
.kcfi-ben b { font-size: 15.5px; } .kcfi-ben em { font-size: 14px; }
@media (min-width: 850px) {
  .section.kcfi-ahero { min-height: 470px; } .kcfi-ahin { background: #fff; padding: 26px 40px 30px 0; margin-top: 0; max-width: 700px; position: relative; } .kcfi-ahin::before { content: ""; position: absolute; top: 0; bottom: 0; right: 100%; width: 50vw; background: #fff; }
  .kcfi-story .kcf-h2 { font-size: 40px; } .kcfi-p { font-size: 17.5px; } .kcfi-vms h3 { font-size: 28px; } .kcfi-vms p, .kcfi-cms p { font-size: 17px; } .kcfi-vms img { width: 76px; height: 76px; } .kcfi-cms h3 { font-size: 20px; } .kcfi-cms img { width: 56px; height: 56px; } .kcfi-wh b { font-size: 19px; } .kcfi-wh { font-size: 16px; }
}
.kcfi-mapb { white-space: nowrap; } .kcfi-ci em { font-size: 15.5px; } .kcfi-ci-b { font-size: 30px; } .kcfi-ci > span { flex-basis: 72px; height: 72px; } .kcfi-ci > span img { width: 38px; height: 38px; } .kcfi-ci b { font-size: 19px; }
.kcfi-faqw .kcf-h2 { font-size: 34px; } .kcfi-fq summary { font-size: 17.5px; } .kcfi-cf7 .kcfi-lb { font-size: 16px; } .kcfi-sub { font-size: 17px; }
/* thẻ "video" trang chủ không phải video thật (link bài/SP) -> bỏ nút play (_demo_audit double_play) */
.kcf-vids .kcf-play { display: none !important; }
.kcf-tm-ph { display: block; font-style: normal; color: #d9002c; font-weight: 700; margin-top: 4px; }
.kcfi-gal-th span { background-size: contain; background-color: #f1f3f7; }