/* Điện Lạnh Tuyết Sơn (dienlanh) — trang trong theo mockup đợt 7 (about 868 / service 821 / service-detail 724 / contact 963px -> 1440). Dùng biến + khối .tsn-* của tsn-home.css. */
#header .header-nav-main > li.current-menu-item > a { color: var(--tsn-b) !important; position: relative; }
#header .flex-left .header-nav-main > li.current-menu-item > a::after { content: "" !important; display: block !important; position: absolute; left: 0; right: 0; bottom: -4px; top: auto; height: 3px; width: auto; background: var(--tsn-b); opacity: 1; }
.tsi-page { background: #fff; }
.tsi-w { max-width: 1294px; margin: 0 auto; padding: 0 15px; box-sizing: content-box; }
.tsi-crumb { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: 15.5px; color: var(--tsn-mut); }
.tsi-crumb a { color: var(--tsn-b) !important; } .tsi-crumb i { font-style: normal; color: #8a97b3; } .tsi-crumb span { color: #1f2f52; }
.tsi-h1 { font-size: 54px; line-height: 1.15; font-weight: 800; color: var(--tsn-ink); margin: 12px 0 0; letter-spacing: -.015em; }
.tsi-lead { font-size: 21px; color: #1f2f52; margin-top: 10px; }
.tsi-ck { display: inline-block; width: 24px; height: 24px; flex: 0 0 24px; border-radius: 50%; background: var(--tsn-b) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12.5l4 4L18 8'/%3E%3C/svg%3E") center/15px no-repeat; vertical-align: middle; }
.tsi-band { background: var(--tsn-bl); padding: 30px 0 34px; }
.tsi-page .tsn-post-t a { color: var(--tsn-ink) !important; }
/* bảng giá dạng tab (nút) */
.tsi-pt .tsn-ptabs { grid-template-columns: repeat(var(--n), minmax(0, 1fr)); }
.tsi-pt button.tsn-ptab { margin: 0; min-height: 0; padding: 0 10px; border: 0; border-left: 1px solid var(--tsn-line); border-radius: 0; background: #fff; text-transform: none; letter-spacing: 0; font-weight: 500; }
.tsi-pt button.tsn-ptab:first-child { border-left: 0; }
.tsi-pt button.tsn-ptab.is-on { background: var(--tsn-b); color: #fff !important; font-weight: 600; }
/* hỏi đáp */
.tsi-faq details { background: #fff; border: 1px solid var(--tsn-line); border-radius: 6px; margin-bottom: 10px; }
.tsi-faq summary { list-style: none; display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 16px 24px; font-size: 18px; font-weight: 600; color: var(--tsn-ink); cursor: pointer; }
.tsi-faq summary::-webkit-details-marker { display: none; }
.tsi-faq summary::after { content: "+"; font-size: 30px; font-weight: 400; color: var(--tsn-b); line-height: 1; }
.tsi-faq details[open] { background: #f2f7fe; border-color: #c9dbf3; }
.tsi-faq details[open] summary { color: var(--tsn-b); padding-bottom: 6px; } .tsi-faq details[open] summary::after { content: "−"; }
.tsi-faq details > div { padding: 0 24px 16px; font-size: 16px; color: var(--tsn-mut); line-height: 1.6; }
/* form CF7 */
.tsi-cf7 .tsi-f2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.tsi-cf7 .tsi-f2 > p { display: contents; }
.tsi-cf7 select { -webkit-appearance: auto; appearance: auto; }
.tsi-cf7 label { display: block; font-size: 16px; font-weight: 600; color: var(--tsn-ink); margin: 0 0 14px; }
.tsi-cf7 label i { font-style: normal; color: var(--tsn-r); }
.tsi-cf7 input[type=text], .tsi-cf7 input[type=tel], .tsi-cf7 input[type=email], .tsi-cf7 select, .tsi-cf7 textarea { width: 100%; height: 48px; margin: 8px 0 0; border: 1px solid #cdd8ea !important; border-radius: 4px; box-shadow: none !important; font-size: 15.5px; padding: 0 16px; background: #fff; color: var(--tsn-ink); }
.tsi-cf7 textarea { height: 104px; padding: 12px 16px; min-height: 0; }
.tsi-cf7 .tsi-submit, .tsi-cf7 .wpcf7-submit { display: inline-flex; align-items: center; justify-content: center; height: 54px; min-height: 54px; padding: 0 40px; margin: 4px 0 0; border: 0; border-radius: 4px; background: var(--tsn-b) !important; color: #fff !important; font-size: 18px; font-weight: 600; text-transform: none; letter-spacing: 0; }
.tsi-cf7 .tsi-submit:hover, .tsi-cf7 .wpcf7-submit:hover { background: var(--tsn-b2) !important; }
.tsi-cf7 .wpcf7-spinner { position: absolute; }

/* ---------- giới thiệu ---------- */
.section.tsa-hero { padding: 0 !important; min-height: 580px; overflow: hidden; align-items: flex-start !important; }
.section.tsa-hero .section-content, .section.tsa-hero .row, .section.tsa-hero .col, .section.tsa-hero .col-inner { position: static !important; }
.tsa-hero-bg { position: absolute; left: 0; top: 210px; width: 100%; height: calc(100% - 210px); object-fit: cover; object-position: 50% 40%; }
.tsa-hero::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 210px; background: var(--tsn-bl); }
.tsa-hero-in { position: relative; z-index: 1; padding: 34px 0 0; }
.section.tsa-story-sec { padding: 44px 0 46px !important; }
.tsa-story { display: grid; grid-template-columns: minmax(0, 640fr) minmax(0, 612fr); gap: 46px; align-items: center; }
.tsa-kick { color: var(--tsn-b); font-size: 17px; font-weight: 700; letter-spacing: .03em; }
.tsa-h2 { font-size: 46px; line-height: 1.18; font-weight: 800; color: var(--tsn-ink); margin: 12px 0 22px; letter-spacing: -.015em; }
.tsa-p { font-size: 17.5px; line-height: 1.65; color: #1f2f52; margin-bottom: 18px; }
.tsa-chk { list-style: none; margin: 6px 0 0; padding: 0; } .tsa-chk li { display: flex; align-items: center; gap: 16px; font-size: 18px; color: var(--tsn-b); margin-bottom: 14px; font-weight: 500; }
.tsa-story-img { height: 440px; border-radius: 6px; overflow: hidden; background: #eef2f7; }
.tsa-story-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.section.tsa-val-sec { padding: 44px 0 46px !important; }
.tsa-vals { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin-top: 30px; }
.tsa-val { background: #fff; border: 1px solid #d8e4f4; border-radius: 6px; padding: 36px 26px 34px; text-align: center; }
.tsa-val img { width: 86px; height: 86px; display: block; margin: 0 auto 16px; }
.tsa-val h3 { font-size: 28px; font-weight: 700; color: var(--tsn-b); margin: 0 0 12px; }
.tsa-val div { font-size: 17px; line-height: 1.6; color: var(--tsn-mut); }
.section.tsa-team-sec { padding: 44px 0 46px !important; }
.tsa-team { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; margin-top: 22px; }
.tsa-team span { display: block; height: 258px; overflow: hidden; background: #eef2f7; }
.tsa-team img { width: 100%; height: 100%; object-fit: cover; display: block; }
.tsa-team h3 { font-size: 21px; font-weight: 700; color: var(--tsn-ink); margin: 14px 0 4px; }
.tsa-team div div { font-size: 16.5px; color: var(--tsn-mut); }
.section.tsa-com-sec { padding: 30px 0 30px !important; }
.tsa-com { display: grid; grid-template-columns: minmax(0, 470fr) minmax(0, 820fr); gap: 34px; align-items: center; }
.tsa-com-t h2 { font-size: 54px; line-height: 1.12; font-weight: 800; color: var(--tsn-ink); margin: 0; }
.tsa-com-t div { font-size: 19px; color: var(--tsn-mut); margin-top: 12px; }
.tsa-coms { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.tsa-cm { display: flex; gap: 28px; align-items: center; background: #fff; border-radius: 6px; padding: 26px 26px; }
.tsa-cm img { width: 70px; height: 70px; flex: 0 0 70px; }
.tsa-cm b { display: block; font-size: 20px; color: var(--tsn-ink); margin-bottom: 6px; } .tsa-cm span { display: block; font-size: 15.5px; line-height: 1.5; color: var(--tsn-mut); }
.section.tsa-cta-sec { padding: 0 !important; }
.tsa-cta { display: flex; align-items: center; justify-content: space-between; gap: 30px; min-height: 146px; }
.tsa-cta h2 { font-size: 38px; font-weight: 800; color: var(--tsn-ink); margin: 0; }
.tsa-cta h2 + div { font-size: 18px; color: var(--tsn-mut); margin-top: 6px; }
.tsa-cta-b { display: flex; gap: 22px; flex: 0 0 auto; }
.tsa-cta .tsa-call { width: 286px; } .tsa-cta .tsa-line { width: 214px; }

/* ---------- dịch vụ ---------- */
.section.tss-hero { padding: 0 !important; min-height: 580px; overflow: hidden; align-items: flex-start !important; }
.section.tss-hero .section-content, .section.tss-hero .row, .section.tss-hero .col, .section.tss-hero .col-inner { position: static !important; }
.tss-hero-bg { position: absolute; top: 0; bottom: 0; left: 49%; width: 51%; height: 100%; object-fit: cover; object-position: 70% 30%; }
.tss-hero-in { position: relative; z-index: 1; padding: 24px 0 46px; max-width: 640px; }
.tss-hero .tsn-eyebrow { margin-top: 26px; font-size: 17px; }
.tss-h1 { font-size: 68px; line-height: 1.12; font-weight: 800; color: var(--tsn-ink); margin: 12px 0 0; letter-spacing: -.02em; }
.tss-lead { font-size: 22px; line-height: 1.5; color: #1f2f52; margin-top: 18px; }
.tss-chk { list-style: none; margin: 18px 0 0; padding: 0; } .tss-chk li { display: flex; align-items: center; gap: 18px; font-size: 20px; color: #1f2f52; margin-bottom: 12px; }
.tss-btns { margin-top: 26px; }
.section.tss-svc-sec { padding: 40px 0 40px !important; }
.tss-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; margin-top: 30px; }
.tss-card { display: flex; flex-direction: column; align-items: center; text-align: center; border: 1.5px solid #9fc0ea; border-radius: 4px; padding: 30px 22px 24px; color: var(--tsn-ink) !important; transition: box-shadow .2s, border-color .2s; }
.tss-card:hover { border-color: var(--tsn-b); box-shadow: 0 8px 22px rgba(10,79,176,.12); }
.tss-ic { height: 96px; display: flex; align-items: center; justify-content: center; }
.tss-ic img { height: 92px; width: auto; max-width: 150px; object-fit: contain; }
.tss-card h3 { font-size: 22px; font-weight: 700; color: var(--tsn-ink); margin: 14px 0 8px; }
.tss-p { font-size: 16px; line-height: 1.5; color: var(--tsn-mut); }
.tss-more { display: inline-flex; align-items: center; gap: 10px; margin-top: 14px; color: var(--tsn-b); font-size: 16.5px; font-weight: 600; }
.tss-proc-h { margin-top: 50px; }
.tsi-procs { margin-top: 30px; }
.section.tss-price-sec { padding: 40px 0 34px !important; }
.tss-price { max-width: 1130px; margin: 24px auto 0; }
.section.tss-faq-sec { padding: 40px 0 40px !important; }
.tss-faqw { display: grid; grid-template-columns: minmax(0, 470fr) minmax(0, 810fr); gap: 34px; align-items: center; }
.tss-faq-s { font-size: 19px; line-height: 1.55; color: var(--tsn-mut); margin-top: 14px; }
.section.tss-form-sec { padding: 36px 0 40px !important; }
.tss-fw { display: grid; grid-template-columns: minmax(0, 560fr) minmax(0, 720fr); gap: 40px; align-items: start; }
.tss-fw-t h2 { font-size: 40px; font-weight: 800; color: var(--tsn-ink); margin: 0; }
.tss-fw-s { font-size: 18px; line-height: 1.55; color: var(--tsn-mut); margin: 12px 0 22px; }
.tss-ct { display: flex; align-items: center; gap: 22px; margin-bottom: 14px; color: var(--tsn-b) !important; font-size: 21px; }
.tss-ct img { width: 34px; height: 34px; flex: 0 0 34px; } .tss-ct b { font-size: 30px; font-weight: 700; }
.tss-fw-f { background: #fff; border-radius: 6px; padding: 26px 26px 22px; box-shadow: 0 2px 12px rgba(13,36,83,.06); }
.tss-form .tsi-submit { width: 100%; }

/* ---------- chi tiết dịch vụ ---------- */
.tsd-hero { position: relative; background: var(--tsn-bl); overflow: hidden; }
.tsd-hero .tsi-w { position: relative; z-index: 1; }
.tsd-hero-t { max-width: 640px; padding: 28px 0 34px; }
.tsd-h1 { font-size: 60px; line-height: 1.1; font-weight: 800; color: var(--tsn-ink); margin: 14px 0 0; letter-spacing: -.02em; }
.tsd-lead { font-size: 20px; line-height: 1.55; color: #1f2f52; margin-top: 16px; }
.tsd-btns { display: flex; gap: 16px; margin-top: 24px; }
.tsd-btns .tsn-btn-r { width: auto; padding: 0 28px; height: 56px; font-size: 19px; } .tsd-btns .tsn-btn-o { width: auto; padding: 0 30px; height: 56px; font-size: 19px; }
.tsd-tags { display: flex; align-items: center; gap: 12px; margin-top: 20px; font-size: 17px; color: var(--tsn-b); font-weight: 500; }
.tsd-hero-img { position: absolute; top: 0; bottom: 0; right: 0; left: 50%; }
.tsd-hero-img img { width: 100%; height: 100%; object-fit: cover; object-position: 75% 35%; display: block; }
.tsd-sec { padding: 44px 0; }
.tsd-intro { padding: 30px 0 30px; }
.tsd-intro-in { display: grid; grid-template-columns: minmax(0, 700fr) minmax(0, 520fr); gap: 60px; align-items: start; }
.tsd-h2 { font-size: 40px; line-height: 1.2; font-weight: 800; color: var(--tsn-ink); margin: 0 0 16px; }
.tsd-intro p { font-size: 17.5px; line-height: 1.65; color: #1f2f52; margin: 0 0 14px; }
.tsd-chk { list-style: none; margin: 0; padding: 4px 0 0; } .tsd-chk li { display: flex; align-items: center; gap: 22px; font-size: 18px; color: #1f2f52; margin-bottom: 18px; }
.tsd-signs-sec, .tsd-price-sec { background: #eef5fd; }
.tsd-signs { display: flex; flex-wrap: wrap; justify-content: center; gap: 18px; margin-top: 26px; }
.tsd-sg { flex: 0 0 calc(25% - 14px); display: flex; flex-direction: column; align-items: center; gap: 14px; background: #fff; border: 1px solid #d8e4f4; border-radius: 4px; padding: 24px 12px 22px; text-align: center; }
.tsd-sg img { width: 62px; height: 62px; }
.tsd-sg b { font-size: 18.5px; color: var(--tsn-ink); font-weight: 600; }
.tsd-work { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin-top: 26px; }
.tsd-wk { display: flex; align-items: center; gap: 26px; border: 1px solid #d8e4f4; border-radius: 4px; padding: 24px 24px; }
.tsd-wk img { width: 62px; height: 62px; flex: 0 0 62px; }
.tsd-wk b { display: block; font-size: 19px; color: var(--tsn-ink); margin-bottom: 4px; } .tsd-wk span { display: block; font-size: 15.5px; color: var(--tsn-mut); line-height: 1.45; }
.tsd-proc-h { margin-top: 50px; }
.tsd-pt { max-width: 1060px; margin: 24px auto 0; }
.tsd-pnote { display: flex; align-items: center; justify-content: space-between; gap: 24px; max-width: 1060px; margin: 16px auto 0; font-size: 15px; color: var(--tsn-mut); line-height: 1.5; }
.tsd-pnote a { display: inline-flex; align-items: center; gap: 12px; flex: 0 0 auto; height: 52px; padding: 0 22px; border: 1.5px solid var(--tsn-b); border-radius: 4px; background: #fff; color: var(--tsn-b) !important; font-size: 16.5px; font-weight: 600; }
.tsd-pnote img { width: 26px; height: 26px; }
.tsd-faq-sec .tsi-faq { margin-top: 20px; }
.tsd-oth-h { margin-top: 44px; }
.tsd-oth { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; margin-top: 20px; }
.tsd-oc { border: 1px solid #d8e4f4; border-radius: 4px; overflow: hidden; padding-bottom: 18px; }
.tsd-oc-img { display: block; height: 220px; overflow: hidden; background: #eef2f7; }
.tsd-oc-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.tsd-oc h3 { font-size: 21px; font-weight: 700; margin: 16px 20px 6px; } .tsd-oc h3 a { color: var(--tsn-ink) !important; }
.tsd-oc > div { font-size: 15.5px; line-height: 1.5; color: var(--tsn-mut); margin: 0 20px 10px; }
.tsd-oc .tsn-all { margin: 0 20px; }
.tsd-book-sec { background: var(--tsn-bl); }
.tsd-book { display: grid; grid-template-columns: 290px minmax(0, 470fr) minmax(0, 500fr); gap: 34px; align-items: center; }
.tsd-book-img { height: 320px; border-radius: 6px; overflow: hidden; background: #dbe8f8; }
.tsd-book-img img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 20%; display: block; }
.tsd-book-t h2 { font-size: 36px; line-height: 1.2; font-weight: 800; color: var(--tsn-ink); margin: 0 0 12px; }
.tsd-book-t > div { font-size: 17px; line-height: 1.55; color: var(--tsn-mut); }
.tsd-book-ph { display: flex; align-items: center; gap: 16px; margin-top: 18px; font-size: 34px; font-weight: 700; color: var(--tsn-b) !important; }
.tsd-book-ph img, .tsd-book-ar img { width: 30px; height: 30px; }
.tsd-book-ar { display: flex; align-items: center; gap: 16px; margin-top: 10px; font-size: 17px; color: #1f2f52; }
.tsd-book-f { background: #fff; border-radius: 6px; padding: 22px 22px 18px; box-shadow: 0 2px 12px rgba(13,36,83,.06); }
.tsd-form .tsi-submit { width: 100%; }
.tsi-sf-ok { margin-top: 12px; font-size: 15px; color: var(--tsn-b); }

/* ---------- liên hệ ---------- */
.section.tsc-top { padding: 30px 0 36px !important; }
.section.tsc-main { padding: 26px 0 40px !important; }
.tsc-grid { display: grid; grid-template-columns: minmax(0, 680fr) minmax(0, 456fr); gap: 34px; }
.tsc-l { border: 1px solid #d8e4f4; border-radius: 6px; padding: 26px 30px 26px; }
.tsc-h2 { font-size: 38px; font-weight: 800; color: var(--tsn-ink); margin: 0; letter-spacing: -.01em; }
.tsc-p { font-size: 18px; color: var(--tsn-mut); margin: 8px 0 22px; }
.tsc-note { font-size: 14.5px; color: var(--tsn-mut); margin-top: 14px; }
.tsc-r .tsc-h2 { margin-bottom: 20px; }
.tsc-card { display: flex; gap: 24px; align-items: center; border: 1px solid #d8e4f4; border-radius: 6px; padding: 16px 16px; margin-bottom: 16px; color: inherit !important; }
.tsc-ic { width: 116px; height: 116px; flex: 0 0 116px; border-radius: 4px; background: #eaf3fd; display: flex; align-items: center; justify-content: center; }
.tsc-ic img { width: 58px; height: 58px; }
.tsc-ct { display: flex; flex-direction: column; min-width: 0; }
.tsc-ct b { font-size: 19px; font-weight: 700; color: var(--tsn-ink); }
.tsc-big { font-size: 33px; font-weight: 800; color: var(--tsn-b); line-height: 1.3; }
.tsc-mail { font-size: 19px; font-weight: 700; color: var(--tsn-b); overflow-wrap: anywhere; line-height: 1.4; }
.tsc-ct small { font-size: 15.5px; color: var(--tsn-mut); margin-top: 4px; }
.tsc-addr { font-size: 21px; color: #1f2f52; line-height: 1.45; margin-top: 4px; }
.tsc-hours { display: flex; gap: 22px; align-items: center; padding: 10px 0 0 4px; }
.tsc-hours img { width: 58px; height: 58px; }
.tsc-hours span { display: flex; flex-direction: column; } .tsc-hours b { font-size: 21px; color: var(--tsn-ink); } .tsc-hours small { font-size: 18px; color: var(--tsn-mut); }
.section.tsc-map-sec { padding: 26px 0 24px !important; }
.tsc-map-hd { margin-bottom: 18px; }
.tsc-dir { display: inline-flex; align-items: center; height: 52px; padding: 0 28px; border: 2px solid var(--tsn-b); border-radius: 4px; background: #fff; color: var(--tsn-b) !important; font-size: 18px; font-weight: 600; white-space: nowrap; }
.tsc-map { position: relative; height: 310px; border-radius: 4px; overflow: hidden; background: #e3ebf5; }
.tsc-map iframe { width: 100%; height: 100%; border: 0; display: block; }
.tsc-pin { position: absolute; left: calc(50% + 24px); top: calc(50% - 76px); background: #fff; border-radius: 6px; box-shadow: 0 4px 16px rgba(0,0,0,.15); padding: 10px 16px; display: flex; flex-direction: column; pointer-events: none; }
.tsc-pin b { font-size: 17px; color: var(--tsn-b); } .tsc-pin span { font-size: 15px; color: #333; }
.tsc-addr2 { display: flex; align-items: center; gap: 12px; margin-top: 14px; font-size: 17px; color: #1f2f52; } .tsc-addr2 img { width: 24px; height: 24px; }
.section.tsc-faq-sec { padding: 40px 0 46px !important; }
.tsc-faq { margin-top: 24px; }
@media (min-width: 850px) { .tsc-faq summary { font-size: 20px; padding: 18px 26px; } .tsc-faq details > div { font-size: 16.5px; padding: 0 26px 18px; } }

/* ---------- trang chính sách + tin tức ---------- */
.tsi-doc-w { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 40px; padding-top: 34px; padding-bottom: 50px; align-items: start; }
.tsi-doc { font-size: 17.5px; line-height: 1.7; color: #1f2f52; }
.tsi-doc h2 { font-size: 27px; font-weight: 700; color: var(--tsn-ink); margin: 22px 0 10px; } .tsi-doc h2:first-child { margin-top: 0; }
.tsi-doc ul { margin: 0 0 16px 22px; } .tsi-doc li { margin-bottom: 6px; } .tsi-doc a { color: var(--tsn-b) !important; }
.tsi-doc-call { display: flex; align-items: center; gap: 16px; background: var(--tsn-r); color: #fff !important; padding: 18px 20px; border-radius: 6px; }
.tsi-doc-call img { width: 36px; height: 36px; filter: brightness(0) invert(1); } .tsi-doc-call span { display: flex; flex-direction: column; font-size: 15px; } .tsi-doc-call b { font-size: 26px; }
.tsi-doc-nav { border: 1px solid #d8e4f4; border-radius: 6px; padding: 18px 0 12px; margin-top: 16px; }
.tsi-doc-nav h3 { font-size: 19px; font-weight: 700; color: var(--tsn-ink); margin: 0 0 8px; padding: 0 22px; width: auto; box-sizing: border-box; }
.tsi-doc-nav a { display: block; padding: 8px 22px; font-size: 16px; color: #1f2f52 !important; }
.tsi-doc-nav a:hover { color: var(--tsn-b) !important; }
.tsb-list { padding-top: 34px; padding-bottom: 50px; } .tsb-grid { margin-top: 0; }
.tsb-date { font-size: 14px; color: #7a87a3; margin-bottom: 6px; }
.tsb-pages { display: flex; justify-content: center; gap: 10px; margin-top: 28px; }
.tsb-pages .page-numbers { min-width: 46px; height: 46px; display: flex; align-items: center; justify-content: center; border: 1px solid #cdd8ea; border-radius: 4px; color: #333 !important; }
.tsb-pages .page-numbers.current { background: var(--tsn-b); border-color: var(--tsn-b); color: #fff !important; }
.tsb-single .tsb-hd { max-width: 900px; }
.tsb-body { max-width: 900px; padding-top: 30px; padding-bottom: 24px; }
.tsb-fig { margin: 0 0 24px; } .tsb-fig img { width: 100%; height: 460px; object-fit: cover; display: block; border-radius: 6px; }
.tsb-content { font-size: 17.5px; line-height: 1.75; color: #1f2f52; } .tsb-content h2 { font-size: 27px; margin: 24px 0 10px; } .tsb-content img { max-width: 100%; height: auto; }
.tsb-cta { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 18px; margin-top: 28px; background: var(--tsn-bl); padding: 20px 24px; border-radius: 6px; font-size: 20px; font-weight: 700; color: var(--tsn-ink); }
.tsb-cta .tsn-btn-r { width: auto; padding: 0 26px; height: 54px; font-size: 18px; }
.tsb-rel { padding-top: 20px; padding-bottom: 50px; } .tsb-rel .tsn-posts { margin-top: 18px; }

/* ---------- mobile ---------- */
@media (max-width: 849px) {
  .tsi-h1 { font-size: 31px; } .tsi-lead { font-size: 16px; } .tsi-crumb { font-size: 13.5px; }
  .tsi-faq summary { padding: 14px 14px; font-size: 16px; } .tsi-faq details > div { padding: 0 14px 14px; font-size: 15px; }
  .tsi-cf7 .tsi-f2 { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .tsi-pt .tsn-ptabs { display: flex; overflow-x: auto; } .tsi-pt button.tsn-ptab { flex: 0 0 auto; padding: 0 14px; white-space: nowrap; }
  .section.tsa-hero { min-height: 0; padding-top: 240px !important; }
  .tsa-hero::before { display: none; }
  .tsa-hero-in { padding: 20px 0 22px; }
  .tsa-hero-bg { top: 0; height: 240px; object-position: 70% 40%; }
  .tsa-story { grid-template-columns: minmax(0, 1fr); gap: 20px; } .tsa-story-img { height: 240px; order: -1; } .tsa-h2 { font-size: 28px; margin-bottom: 14px; } .tsa-p { font-size: 15.5px; } .tsa-chk li { font-size: 16px; }
  .tsa-vals, .tsa-team { grid-template-columns: minmax(0, 1fr); gap: 14px; } .tsa-val { padding: 22px 18px; } .tsa-val img { width: 60px; height: 60px; } .tsa-val h3 { font-size: 22px; } .tsa-val div { font-size: 15px; }
  .tsa-team span { height: 200px; }
  .tsa-com { grid-template-columns: minmax(0, 1fr); gap: 20px; } .tsa-com-t h2 { font-size: 32px; } .tsa-coms { grid-template-columns: minmax(0, 1fr); gap: 12px; }
  .tsa-cm { padding: 16px; gap: 16px; } .tsa-cm img { width: 48px; height: 48px; flex-basis: 48px; }
  .tsa-cta { flex-direction: column; align-items: stretch; padding: 26px 0; gap: 16px; } .tsa-cta h2 { font-size: 25px; }
  .tsa-cta-b { flex-direction: column; gap: 10px; } .tsa-cta .tsa-call, .tsa-cta .tsa-line { width: 100%; height: 52px; font-size: 18px; }
  .section.tss-hero { min-height: 0; padding-top: 250px !important; }
  .tss-hero-bg { left: 0; width: 100%; height: 250px; bottom: auto; object-position: 75% 30%; }
  .tss-hero-in { padding: 18px 0 26px; } .tss-hero .tsn-eyebrow { margin-top: 12px; font-size: 14px; }
  .tss-h1 { font-size: 34px; } .tss-lead { font-size: 16.5px; } .tss-lead br { display: none; } .tss-chk li { font-size: 16px; gap: 12px; }
  .tss-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; } .tss-card { padding: 18px 10px 16px; } .tss-ic { height: 60px; } .tss-ic img { height: 56px; max-width: 100px; }
  .tss-card h3 { font-size: 16.5px; } .tss-p { font-size: 13.5px; } .tss-more { font-size: 14px; }
  .tss-faqw, .tss-fw { grid-template-columns: minmax(0, 1fr); gap: 20px; } .tss-fw-t h2 { font-size: 27px; } .tss-ct b { font-size: 24px; } .tss-ct { font-size: 16px; }
  .tsd-hero { padding-top: 250px; } .tsd-hero-img { left: 0; bottom: auto; height: 250px; }
  .tsd-hero-t { padding: 18px 0 24px; } .tsd-h1 { font-size: 32px; } .tsd-lead { font-size: 16px; }
  .tsd-btns { flex-direction: column; gap: 10px; } .tsd-btns .tsn-btn-r, .tsd-btns .tsn-btn-o { width: 100%; height: 50px; font-size: 16.5px; }
  .tsd-tags { font-size: 14.5px; }
  .tsd-sec { padding: 30px 0; } .tsd-intro-in { grid-template-columns: minmax(0, 1fr); gap: 12px; } .tsd-h2 { font-size: 26px; } .tsd-intro p { font-size: 15.5px; } .tsd-chk li { font-size: 15.5px; gap: 14px; }
  .tsd-sg { flex-basis: calc(50% - 9px); padding: 16px 8px; } .tsd-sg img { width: 44px; height: 44px; } .tsd-sg b { font-size: 15px; }
  .tsd-work { grid-template-columns: minmax(0, 1fr); gap: 10px; } .tsd-wk { padding: 16px; gap: 16px; } .tsd-wk img { width: 46px; height: 46px; flex-basis: 46px; }
  .tsd-pnote { flex-direction: column; align-items: stretch; } .tsd-pnote br { display: none; } .tsd-pnote a { justify-content: center; }
  .tsd-oth { grid-template-columns: minmax(0, 1fr); } .tsd-oc-img { height: 180px; }
  .tsd-book { grid-template-columns: minmax(0, 1fr); gap: 18px; } .tsd-book-img { height: 260px; } .tsd-book-t h2 { font-size: 27px; } .tsd-book-ph { font-size: 28px; }
  .tsc-grid { grid-template-columns: minmax(0, 1fr); gap: 28px; } .tsc-l { padding: 20px 16px; } .tsc-h2 { font-size: 26px; }
  .tsc-ic { width: 66px; height: 66px; flex-basis: 66px; } .tsc-ic img { width: 34px; height: 34px; } .tsc-card { gap: 14px; padding: 12px; }
  .tsc-big { font-size: 26px; } .tsc-mail { font-size: 16.5px; } .tsc-addr { font-size: 16px; }
  .tsc-map-hd { flex-wrap: wrap; } .tsc-dir { height: 44px; font-size: 15.5px; padding: 0 18px; } .tsc-map { height: 260px; } .tsc-pin { left: auto; right: 10px; top: 10px; }
  .tsi-doc-w { grid-template-columns: minmax(0, 1fr); gap: 24px; padding-top: 22px; } .tsi-doc { font-size: 16px; }
  .tsb-fig img { height: 220px; } .tsb-content { font-size: 16px; }
}
@media (min-width: 850px) and (max-width: 1199px) {
  .tsa-story, .tsd-intro-in { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 26px; } .tsa-h2 { font-size: 36px; }
  .tsa-com { grid-template-columns: minmax(0, 1fr); } .tsa-cta { flex-direction: column; align-items: flex-start; padding: 26px 0; }
  .tss-h1 { font-size: 50px; } .tss-hero-in { max-width: 470px; } .tss-hero-bg { left: 45%; width: 55%; }
  .tss-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tss-faqw, .tss-fw { grid-template-columns: minmax(0, 1fr); }
  .tsd-h1 { font-size: 44px; } .tsd-hero-t { max-width: 470px; } .tsd-work { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tsd-book { grid-template-columns: 220px minmax(0, 1fr); } .tsd-book-f { grid-column: 1 / -1; }
  .tsc-grid { grid-template-columns: minmax(0, 1fr); }
  .tsi-doc-w { grid-template-columns: minmax(0, 1fr) 260px; }
}
.tsb-content .meta-related, .tsb-content .rpbt_shortcode { display: none !important; }
/* ruler:auto BEGIN — tools/astra-bridge/lab/ruler_fix.py, đừng sửa tay */
@media (min-width: 850px) {
  body:not(.home) .tsa-val img { width: 120px !important; height: 120px !important; max-width: none !important; flex: 0 0 auto !important; object-fit: contain; }
  body:not(.home) .tsc-addr2 img { width: 32px !important; height: 32px !important; max-width: none !important; flex: 0 0 auto !important; object-fit: contain; }
  body:not(.home) .tsc-ic img { width: 68px !important; height: 68px !important; max-width: none !important; flex: 0 0 auto !important; object-fit: contain; }
  body:not(.home) .tsd-sg img { width: 82px !important; height: 82px !important; max-width: none !important; flex: 0 0 auto !important; object-fit: contain; }
  body:not(.home) .tsd-wk img { width: 92px !important; height: 92px !important; max-width: none !important; flex: 0 0 auto !important; object-fit: contain; }
}
@media (max-width: 849px) {
  body:not(.home) .tsa-val img { width: 86px !important; height: 86px !important; }
  body:not(.home) .tsc-addr2 img { width: 24px !important; height: 24px !important; }
  body:not(.home) .tsc-ic img { width: 58px !important; height: 58px !important; }
  body:not(.home) .tsd-sg img { width: 62px !important; height: 62px !important; }
  body:not(.home) .tsd-wk img { width: 64px !important; height: 64px !important; }
}
/* ruler:auto END */
/* ruler:manual — tỉ lệ ruler 1.5–1.64 ở icon giá trị/công việc là đo theo nét Lucide mảnh; đặt theo bề ngang icon đo tay trên mockup (about 50/868, work 40/724) */
@media (min-width: 850px) {
  body:not(.home) .tsa-val img { width: 90px !important; height: 90px !important; }
  body:not(.home) .tsd-wk img { width: 76px !important; height: 76px !important; }
}