/* Layout: dải navy mở đầu kiểu "bảng theo dõi lô hàng" bên phải, các dải nội dung trắng xen xanh nhạt, CTA báo giá lặp 3 lần */
:root{
  --navy:#2B3080; --blue:#1860A8; --cyan:#0090D8; --orange:#F07830; --orange-ink:#C85A14;
  --bg:#FFFFFF; --band:#F2F5FB; --surface:#FFFFFF; --line:#DCE2F0;
  --fg:#1B1E3A; --muted:#5A6185; --hero-bg:#2B3080; --hero-fg:#FFFFFF; --hero-muted:#C9CEF0;
  --ok:#1E9E62; --on-orange:#1B1E3A; --err:#B3261E; --on-blue:#FFFFFF; --shadow:rgba(10,14,40,.28); --cho-bg:#FFF4C2; --cho-fg:#6B5200; --cho-line:#E0B400;
  --f:"Be Vietnam Pro", "Segoe UI", system-ui, -apple-system, sans-serif;
  --r:14px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0F1229; --band:#151938; --surface:#1B2045; --line:#2C3363;
  --fg:#E9ECFA; --muted:#A3AAD3; --hero-bg:#191E4A; --hero-fg:#FFFFFF; --hero-muted:#B9BFEA;
  --blue:#5A9BE6; --cyan:#3DB6F0; --orange-ink:#FF9A5C; --ok:#3DCB8A;
  --cho-bg:#3A3110; --cho-fg:#FFE38A; --cho-line:#8A6F10; --on-blue:#0F1229; --err:#FF8A80; --shadow:rgba(0,0,0,.5); color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0F1229; --band:#151938; --surface:#1B2045; --line:#2C3363;
  --fg:#E9ECFA; --muted:#A3AAD3; --hero-bg:#191E4A; --hero-fg:#FFFFFF; --hero-muted:#B9BFEA;
  --blue:#5A9BE6; --cyan:#3DB6F0; --orange-ink:#FF9A5C; --ok:#3DCB8A;
  --cho-bg:#3A3110; --cho-fg:#FFE38A; --cho-line:#8A6F10; --on-blue:#0F1229; --err:#FF8A80; --shadow:rgba(0,0,0,.5); color-scheme:dark}

*{box-sizing:border-box}
body{background:var(--bg);color:var(--fg);font-family:var(--f);font-size:16px;line-height:1.6;margin:0}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--bg)}
a{color:inherit;text-underline-offset:3px}
::selection{background:var(--orange);color:var(--on-orange)}
html{scrollbar-color:var(--line) var(--bg);accent-color:var(--blue)}
input,textarea{caret-color:var(--orange)}
h1,h2,h3{line-height:1.2;text-wrap:balance;margin:0}
p{margin:0}
.wrap{max-width:1140px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
section{padding-block:72px}
.band{background:var(--band)}
.h2{font-size:clamp(26px,3.4vw,36px);font-weight:800;color:var(--fg)}
.lead{color:var(--muted);max-width:62ch;margin-top:12px}
.head{display:grid;gap:4px;margin-bottom:36px}
:focus-visible{outline:3px solid var(--cyan);outline-offset:2px;border-radius:6px}

/* ô chờ Sếp */
.cho{background:var(--cho-bg);color:var(--cho-fg);border:1px dashed var(--cho-line);border-radius:6px;padding:0 6px;font-weight:600;white-space:nowrap}

/* ghi chú bản mẫu */
.note{background:var(--cho-bg);color:var(--cho-fg);font-size:14px;border-bottom:1px solid var(--cho-line)}
.note .wrap{padding-block:8px;display:flex;gap:10px;flex-wrap:wrap;align-items:center}

/* header */
header{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:var(--bg);border-bottom:1px solid var(--line)}
header .wrap{display:flex;align-items:center;gap:20px;padding-block:10px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;min-width:0}
.brand img{width:46px;height:46px;border-radius:8px;background:#fff;flex:none}
.brand b{display:block;font-weight:800;color:var(--blue);font-size:15px;letter-spacing:.02em;white-space:nowrap}
.brand i{display:block;font-weight:800;color:var(--orange);font-size:13px;letter-spacing:.04em}
nav{display:flex;gap:22px;margin-left:auto;font-size:15px;font-weight:500}
nav a{text-decoration:none;color:var(--muted)} nav a:hover{color:var(--fg)}
.lang{font-size:13px;font-weight:600;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:4px 10px}
.btn{display:inline-flex;align-items:center;gap:8px;font-family:inherit;font-weight:700;font-size:16px;border-radius:999px;padding:13px 22px;text-decoration:none;border:0;cursor:pointer;transition:transform .15s}
.btn:hover{transform:translateY(-1px)}
.btn-o{background:var(--orange);color:var(--on-orange)}
.btn-o:hover{box-shadow:0 8px 20px -6px rgba(240,120,48,.55)}
.btn-w{background:transparent;color:var(--hero-fg);border:2px solid rgba(255,255,255,.45)}
.btn-sm{padding:9px 16px;font-size:14px}
@media (max-width:1060px){nav{gap:16px;font-size:14px}}
@media (max-width:900px){nav{display:none}.brand{margin-right:auto}.lang{display:none}}
.btn-sm{white-space:nowrap}
.nav-dt{display:none}
@media (max-width:900px){.nav-dt{display:flex;gap:18px;overflow-x:auto;scrollbar-width:none;margin:0;padding:0 max(16px,env(safe-area-inset-right,0px)) 10px max(16px,env(safe-area-inset-left,0px));font-size:14px;font-weight:600;white-space:nowrap}.nav-dt a{text-decoration:none;color:var(--muted)}}.tag{white-space:nowrap}
@media (max-width:520px){header .wrap{gap:10px}.brand img{width:38px;height:38px}.brand b{font-size:12px;letter-spacing:0}.brand i{font-size:11px}.btn-sm{padding:8px 12px;font-size:13px}}

/* hero */
.hero{background:var(--hero-bg);color:var(--hero-fg);position:relative;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;padding-block:72px 80px;position:relative;z-index:1}
.hero h1{font-size:clamp(34px,5.2vw,58px);font-weight:800;letter-spacing:-.02em;margin-top:14px}
.hero p.sub{color:var(--hero-muted);font-size:18px;max-width:52ch;margin-top:18px}
.ctas{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.vung{display:flex;gap:8px;flex-wrap:wrap;margin-top:24px;font-size:14px;color:var(--hero-muted)}
.vung span{border:1px solid rgba(255,255,255,.22);border-radius:999px;padding:3px 12px}
@media (max-width:900px){.hero .wrap{grid-template-columns:1fr;padding-block:48px 56px}}

/* lưới */
.g3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media (max-width:900px){.g3{grid-template-columns:1fr}}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:24px;display:grid;gap:10px;align-content:start;min-width:0}
.card h3{font-size:19px;font-weight:700}
.card p{color:var(--muted);font-size:15px}
.pain .q{font-size:18px;font-weight:700;color:var(--fg)}
.pain .a{border-top:1px solid var(--line);padding-top:12px;color:var(--fg);font-size:15px}
.pain .a b{color:var(--orange-ink)}
.svc h3{display:flex;align-items:center;gap:10px}
.svc h3 svg{width:24px;height:24px;flex:none;color:var(--blue)}
.svc ul{margin:4px 0 0;padding-left:18px;color:var(--fg);font-size:15px;display:grid;gap:4px}
.pain{grid-template-columns:1fr;gap:0}
.pain .card{background:none;border:0;border-top:1px solid var(--line);border-radius:0;grid-template-columns:1fr 1fr;gap:32px;padding:24px 0}
.pain .a{border-top:0;padding-top:0}
@media (max-width:700px){.pain .card{grid-template-columns:1fr;gap:8px}}
.svc .card{background:none;border:0;border-top:3px solid var(--blue);border-radius:0;padding:20px 0 0}
.svc .more{margin-top:6px;font-weight:700;color:var(--blue);text-decoration:none;font-size:15px}

/* quy trình */
.flow{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;counter-reset:b}
.flow li{list-style:none;position:relative;padding:24px;border-radius:var(--r);background:var(--surface);border:1px solid var(--line)}
.flow li::before{counter-increment:b;content:"Bước " counter(b);display:inline-block;font-size:12px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:#fff;background:var(--blue);border-radius:999px;padding:2px 10px;margin-bottom:12px}
.flow h3{font-size:18px;font-weight:700;margin-bottom:6px}
.flow p{color:var(--muted);font-size:15px}
.flow{padding:0;margin:0}
.flow li{background:none;border:0;border-top:2px dashed var(--cyan);border-radius:0;padding:20px 8px 0 0}
@media (max-width:900px){.flow{grid-template-columns:1fr}}

/* về Sếp */
.about{display:grid;grid-template-columns:320px 1fr;gap:48px;align-items:center}
.photo{aspect-ratio:4/5;width:100%;max-width:100%;height:auto;object-fit:cover;border-radius:18px;display:block;box-shadow:0 18px 40px -16px var(--shadow)}
.about blockquote{margin:0;font-size:clamp(20px,2.4vw,26px);font-weight:700;line-height:1.4;color:var(--fg)}
.about blockquote{margin-top:14px}
.about blockquote::before{content:"“";display:block;font-size:64px;line-height:1;height:34px;color:var(--orange)}
.about .who{margin-top:16px;color:var(--muted)}
.about .who b{color:var(--fg)}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.chips span{font-size:14px;border:1px solid var(--line);border-radius:999px;padding:4px 12px;background:var(--surface)}
@media (max-width:900px){.about{grid-template-columns:1fr}.photo{max-width:280px}}

/* giới thiệu công ty */
.gt{display:grid;grid-template-columns:1.25fr .75fr;gap:56px;align-items:start}
.gt-chu{min-width:0}
.gt-ba{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:32px}
.gt-ba h3{font-size:17px;font-weight:700;color:var(--blue);margin-bottom:6px}
.gt-ba p{color:var(--muted);font-size:15px}
.gt-so{margin:0;border:1px solid var(--line);border-radius:var(--r);background:var(--surface);padding:6px 22px}
.gt-so div{display:grid;gap:2px;padding:12px 0;border-bottom:1px solid var(--line)}
.gt-so div:last-child{border-bottom:0}
.gt-so dt{font-size:13px;color:var(--muted)}
.gt-so dd{margin:0;font-weight:600}
.gt-so .so{font-variant-numeric:tabular-nums;letter-spacing:.02em}
@media (max-width:900px){.gt{grid-template-columns:1fr;gap:32px}.gt-ba{grid-template-columns:1fr;gap:16px}}

/* lời khách */
.tm{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.tm .card p{color:var(--fg);font-size:16px}
.tm .card small{color:var(--muted)}
@media (max-width:900px){.tm{grid-template-columns:1fr}}

/* FAQ + bài viết */
.two{display:grid;grid-template-columns:1.2fr .8fr;gap:48px}
@media (max-width:900px){.two{grid-template-columns:1fr}}
details{border-bottom:1px solid var(--line);padding-block:16px}
summary{cursor:pointer;font-weight:700;font-size:17px;list-style:none;display:flex;justify-content:space-between;gap:12px}
summary::after{content:"+";color:var(--orange);font-size:22px;line-height:1}
details[open] summary::after{content:"–"}
details p{color:var(--muted);margin-top:8px;font-size:15px}
.posts{display:grid;gap:12px}
.post{display:grid;gap:4px;padding:16px;border-radius:12px;background:var(--surface);border:1px solid var(--line);text-decoration:none}
.post small{color:var(--blue);font-weight:700;font-size:12px;letter-spacing:.05em;text-transform:uppercase}
.post b{font-size:15px;line-height:1.4}

/* hỏi đáp */
.hd>div{max-width:820px}

/* tin tức */
.tt-dau{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;flex-wrap:wrap}
.tt-dau .head{margin-bottom:28px}
.ds-bai{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.ds-bai .trong{grid-column:1/-1;color:var(--muted)}
.the-bai{display:grid;gap:8px;align-content:start;padding:22px;border-radius:var(--r);background:var(--surface);border:1px solid var(--line);text-decoration:none;min-width:0;transition:border-color .2s,transform .2s}
.the-bai:hover{border-color:var(--blue);transform:translateY(-2px)}
.the-bai small{font-size:13px;font-weight:600;color:var(--blue)}
.the-bai b{font-size:18px;line-height:1.35}
.the-bai span{color:var(--muted);font-size:15px}
.the-bai .nhap{justify-self:start;font-style:normal;font-size:12px;font-weight:700;background:var(--cho-bg);color:var(--cho-fg);border-radius:6px;padding:1px 8px}
@media (max-width:900px){.ds-bai{grid-template-columns:1fr}}
.soan{grid-template-columns:1fr 1fr;margin-bottom:28px;border:1px solid var(--line)}
.soan:not([hidden]){display:grid}
.soan h3{grid-column:1/-1;font-size:20px;font-weight:800}
.soan-nut{display:flex;gap:10px;flex-wrap:wrap}
.soan-loi{color:var(--err);font-weight:600;font-size:14px}
.btn-vien{background:transparent;color:var(--fg);border:2px solid var(--line)}
.btn-chu{background:transparent;color:var(--muted)}
.bai .wrap{max-width:760px;padding-block:48px 72px}
.ve{font-weight:700;color:var(--blue);text-decoration:none}
.bai-meta{margin-top:28px;font-size:14px;font-weight:600;color:var(--blue)}
.bai h1{font-size:clamp(30px,4.4vw,44px);font-weight:800;letter-spacing:-.02em;margin-top:8px}
.bai-tom{font-size:19px;color:var(--muted);margin-top:16px}
.bai-than{margin-top:28px;display:grid;gap:18px;font-size:17px;line-height:1.75;max-width:68ch}
.bai-than h2{font-size:23px;font-weight:800;margin-top:14px}
.bai-cuoi{margin-top:44px;padding:24px;border-radius:var(--r);background:var(--band);display:grid;gap:14px;justify-items:start}
.bai-quan{margin-top:24px;display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.bai-quan span{display:flex;gap:8px;align-items:center;flex-wrap:wrap;color:var(--err);font-weight:600;font-size:14px}
body.xem-bai main>section:not(#bai){display:none}

/* form báo giá */
.quote{background:var(--hero-bg);color:var(--hero-fg)}
.quote .wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:start}
.quote .h2{color:#fff}
.quote .lead{color:var(--hero-muted)}
.contact{display:grid;gap:10px;margin-top:24px;font-size:16px}
.contact div{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.contact b{font-variant-numeric:tabular-nums}
.copy{font-family:inherit;font-size:12px;font-weight:700;border-radius:999px;border:1px solid rgba(255,255,255,.4);background:transparent;color:#fff;padding:2px 10px;cursor:pointer}
form{background:var(--surface);color:var(--fg);border-radius:18px;padding:26px;display:grid;grid-template-columns:1fr 1fr;gap:14px;min-width:0}
form .full{grid-column:1/-1}
label{display:grid;gap:6px;font-size:14px;font-weight:600}
input,select,textarea{font-family:inherit;font-size:16px;color:var(--fg);background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:11px 12px;width:100%}
textarea{min-height:84px;resize:vertical}
.seg{display:flex;flex-wrap:wrap;gap:8px}
.seg input{position:absolute;opacity:0;width:1px;height:1px}
.seg label{display:inline-block;font-weight:600;border:1px solid var(--line);border-radius:999px;padding:7px 14px;cursor:pointer}
.seg input:checked+label{background:var(--blue);border-color:var(--blue);color:var(--on-blue)}
.seg input:focus-visible+label{outline:3px solid var(--cyan);outline-offset:2px}
.loi{color:var(--err);font-weight:600;font-size:13px}
input[aria-invalid=true]{border-color:var(--err)}
.ok{grid-column:1/-1;background:var(--cho-bg);color:var(--cho-fg);border-radius:10px;padding:12px;font-size:14px}
@media (max-width:900px){.quote .wrap{grid-template-columns:1fr}}
@media (max-width:520px){form{grid-template-columns:1fr}}

footer{border-top:1px solid var(--line);font-size:14px;color:var(--muted)}
footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-block:24px}

.zalo{position:fixed;right:calc(18px + env(safe-area-inset-right,0px));bottom:calc(18px + env(safe-area-inset-bottom,0px));z-index:30;display:flex;align-items:center;gap:8px;background:#0068FF;color:#fff;font-weight:800;text-decoration:none;border-radius:999px;padding:12px 18px;box-shadow:0 8px 20px -4px var(--shadow)}

/* đoạn chat ở đầu trang: điểm nhấn duy nhất, tin nhắn hiện lần lượt một lần */
@media (prefers-reduced-motion:no-preference){
  .msgs>.m{animation:vao .7s cubic-bezier(.16,1,.3,1) backwards}
  .msgs>.m:nth-child(2){animation-delay:.5s}.msgs>.m:nth-child(3){animation-delay:1.1s}.msgs>.m:nth-child(4){animation-delay:1.7s}
  @keyframes vao{from{opacity:.45;transform:translateY(8px);filter:blur(2px)}}
}
.chat{background:var(--surface);color:var(--fg);border-radius:24px;box-shadow:0 30px 60px -10px var(--shadow);overflow:hidden;min-width:0;max-width:460px;justify-self:end;width:100%}
.chat-top{display:flex;gap:10px;align-items:center;padding:14px 16px;border-bottom:1px solid var(--line)}
.chat-top img{width:36px;height:36px;border-radius:50%;background:#fff;flex:none}
.chat-top div{min-width:0;margin-right:auto}
.chat-top b{display:block;font-size:14px}
.chat-top small{display:block;font-size:12px;color:var(--muted)}
.msgs{display:grid;gap:10px;padding:16px;background:var(--band)}
.m{max-width:86%;padding:10px 12px;border-radius:16px;font-size:14px;line-height:1.5;display:grid;gap:6px}
.m.tv{background:var(--surface);border:1px solid var(--line);border-bottom-left-radius:4px;justify-self:start}
.m.me{background:#DCEBFF;color:#13254A;border-bottom-right-radius:4px;justify-self:end}
.m time{font-size:11px;color:var(--muted)}
.m.me time{color:#4A5C80}
.file{display:inline-block;justify-self:start;font-size:12px;font-weight:600;border-radius:8px;padding:3px 8px;background:rgba(24,96,168,.12);color:var(--blue)}
.m.me .file{color:#1860A8}
.xanh{color:var(--ok)}
.prog{list-style:none;margin:2px 0 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:4px;font-size:11px;font-weight:600;color:var(--muted)}
.prog li{border-top:4px solid var(--line);padding-top:4px}
.prog li.d{border-color:var(--ok);color:var(--fg)}
.prog li.r{border-color:var(--orange);color:var(--orange-ink)}
@media (max-width:900px){.chat{justify-self:stretch;max-width:none}}
.facts{display:grid;grid-template-columns:repeat(3,auto);justify-content:start;gap:28px;margin:22px 0 0}
.facts dt{font-size:24px;font-weight:800;color:var(--blue);font-variant-numeric:tabular-nums}
.facts dd{margin:0;font-size:14px;color:var(--muted)}
@media (max-width:520px){.facts{grid-template-columns:1fr 1fr}}

/* web thật: phần trước đây do khung artifact lo */
img{max-width:100%}
[hidden]{display:none!important}
.bay{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.xem-het{margin-top:20px}
.xem-het a{font-weight:700;color:var(--blue)}
.ok{background:var(--band);color:var(--fg)}
.ql-hep{max-width:460px;padding-block:64px}
.ql-form{margin-top:20px}
.ql-viet{max-width:900px}
.ql-viet .soan{margin-top:16px}
.ql-bang{display:grid;gap:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:0 20px}
.ql-dong{display:flex;justify-content:space-between;gap:16px;align-items:center;flex-wrap:wrap;padding:14px 0;border-bottom:1px solid var(--line)}
.ql-dong:last-child{border-bottom:0}
.ql-dong>div:first-child{display:grid;gap:2px;min-width:0}
.ql-dong small{color:var(--muted);font-size:13px}
.ql-xoa{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-top:20px;background:none;padding:0;border-radius:0}
.ql-xoa label{display:flex;gap:8px;align-items:center;font-weight:500;color:var(--muted)}
.ql-xoa input{width:auto}
.loc-muc{display:flex;gap:8px;flex-wrap:wrap;margin:-8px 0 24px}
.loc-muc a{text-decoration:none;font-size:14px;font-weight:600;border:1px solid var(--line);border-radius:999px;padding:6px 14px;background:var(--surface)}
.loc-muc a[aria-current]{background:var(--blue);border-color:var(--blue);color:var(--on-blue)}
section.bai{padding-block:0}

/* sau nghiên cứu: dải uy tín, báo giá nhanh, bảng giá */
.uytin{background:var(--surface);border-bottom:1px solid var(--line)}
.uytin .wrap{display:flex;flex-wrap:wrap;gap:10px 28px;padding-block:16px;font-size:14px;color:var(--muted)}
.uytin b{color:var(--fg);font-variant-numeric:tabular-nums}
.nhanh{padding-block:28px;border-bottom:1px solid var(--line)}
.nhanh .wrap{display:grid;grid-template-columns:240px 1fr;gap:28px;align-items:center}
.nhanh h2{font-size:22px;font-weight:800}
.nhanh-chu p{color:var(--muted);font-size:14px;margin-top:4px}
.nhanh-form{display:grid;grid-template-columns:repeat(4,1fr) auto;gap:12px;align-items:end;padding:0;background:none;border-radius:0}
.nhanh-form .btn{white-space:nowrap}
.nhanh-tb{grid-column:1/-1;font-size:14px;font-weight:600;color:var(--fg)}
@media (max-width:1000px){.nhanh .wrap{grid-template-columns:1fr;gap:14px}.nhanh-form{grid-template-columns:1fr 1fr}.nhanh-form .btn{grid-column:1/-1;justify-content:center}}
@media (max-width:520px){.nhanh-form{grid-template-columns:1fr}}
.gia{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:start}
.gia-bang{border:1px solid var(--line);border-radius:var(--r);background:var(--surface);padding:6px 22px 18px;min-width:0}
.gia-dong{display:grid;grid-template-columns:1fr auto;gap:16px;align-items:center;padding:14px 0;border-bottom:1px solid var(--line)}
.gia-dong small{display:block;font-size:13px;color:var(--muted)}
.gia-dau{font-size:13px;font-weight:700;color:var(--muted);padding-block:10px}
.gia-dong .so{font-variant-numeric:tabular-nums;text-align:right;white-space:nowrap}
.gia-chu{font-size:13px;color:var(--muted);margin-top:12px}
.gia-ds{display:grid;gap:24px}
.gia-ds h3{font-size:17px;font-weight:700;margin-bottom:6px}
.gia-ds ul{margin:0;padding-left:18px;display:grid;gap:4px;font-size:15px}
@media (max-width:900px){.gia{grid-template-columns:1fr}}
@media (max-width:1180px){.lang{display:none}nav{gap:14px}}

/* tra cước: công cụ quy đổi kích thước + 3 kiểu gửi hàng (học từ trang tra cước forwarder, giữ form Zalo gọn) */
.tc{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:start}
.tinh{grid-template-columns:repeat(6,1fr);border:1px solid var(--line);box-shadow:0 18px 40px -24px var(--shadow)}
.tinh .c2{grid-column:span 2}.tinh .c3{grid-column:span 3}
.tinh-dau{grid-column:1/-1;font-size:19px;font-weight:800}
.kq{grid-column:1/-1;background:var(--band);border-radius:12px;padding:6px 18px 16px}
.kq dl{margin:0;display:grid;grid-template-columns:1fr 1fr;gap:0 24px}
.kq dl div{display:grid;gap:2px;padding:12px 0;border-bottom:1px solid var(--line)}
.kq dt{font-size:13px;color:var(--muted)}
.kq dd{margin:0;font-size:20px;font-weight:800;color:var(--blue);font-variant-numeric:tabular-nums}
.goi-y{margin-top:12px;font-size:15px;color:var(--fg)}
.tinh-nut{grid-column:1/-1;display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.kieu-ds{display:grid;gap:28px}
.kieu-ds>div{border-top:3px solid var(--blue);padding-top:16px;display:grid;gap:6px}
.kieu-ds h3{font-size:18px;font-weight:700}
.kieu-ds p{color:var(--muted);font-size:15px}
.kieu-ds small{font-size:13px;font-weight:600;color:var(--orange-ink)}
.cont-o:not([hidden]){display:grid;grid-template-columns:1fr 1fr;gap:14px}
.hua{font-weight:700;color:var(--orange)}
.gia-link{font-weight:700;color:var(--blue)}
select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 18px) 50%,calc(100% - 13px) 50%;background-size:5px 5px;background-repeat:no-repeat;padding-right:34px}
@media (max-width:900px){.tc{grid-template-columns:1fr;gap:36px}}
@media (max-width:520px){.tinh{grid-template-columns:repeat(6,1fr)}.tinh .c2{grid-column:span 2}.tinh .c3{grid-column:span 3}.kq dl{grid-template-columns:1fr}.cont-o:not([hidden]){grid-template-columns:1fr}}
/* menu 8 mục: không xuống dòng, chuyển sang menu cuộn ngang sớm hơn */
nav a{white-space:nowrap}
@media (max-width:1320px){.lang{display:none}nav{gap:18px}}
@media (max-width:1100px){header nav[aria-label="Menu chính"]{display:none}.brand{margin-right:auto}.nav-dt{display:flex;gap:18px;overflow-x:auto;scrollbar-width:none;margin:0;padding:0 max(16px,env(safe-area-inset-right,0px)) 10px max(16px,env(safe-area-inset-left,0px));font-size:14px;font-weight:600;white-space:nowrap}.nav-dt a{text-decoration:none;color:var(--muted)}}
.tinh label,.tinh input,.cont-o label,.cont-o input,form label,form input{min-width:0}
/* 14/11: logo hiện nguyên hình, không bo tròn; chữ thương hiệu không bị menu đè */
.brand{flex:none}
.brand img{width:52px;height:52px;border-radius:0;background:none;object-fit:contain}
.chat-top img{width:40px;height:40px;border-radius:0;background:none;object-fit:contain}
.lang{display:none!important}
@media (max-width:1240px){nav{gap:14px;font-size:14px}}
@media (max-width:520px){.brand img{width:42px;height:42px}}

/* 14/11: cụm liên hệ nhanh góc trái dưới – Fanpage, Zalo, Gọi */
.lien-nhanh{position:fixed;left:calc(16px + env(safe-area-inset-left,0px));bottom:calc(16px + env(safe-area-inset-bottom,0px));z-index:30;display:grid;gap:10px}
.ln{position:relative;width:52px;height:52px;border-radius:50%;display:grid;place-items:center;color:#fff;text-decoration:none;box-shadow:0 8px 18px -6px var(--shadow);transition:transform .15s}
.ln:hover{transform:scale(1.07)}
.ln svg{width:24px;height:24px}
.ln-fb{background:#1877F2}.ln-fb svg{width:28px;height:28px}
.ln-zalo{background:#0068FF}
.ln-zalo b{font-size:14px;font-weight:800;letter-spacing:-.02em}
.ln-tel{background:var(--orange);color:#1B1E3A}
.ln span{position:absolute;left:calc(100% + 10px);top:50%;transform:translateY(-50%);white-space:nowrap;background:#1B1E3A;color:#fff;font-size:13px;font-weight:700;padding:5px 10px;border-radius:8px;opacity:0;pointer-events:none;transition:opacity .15s}
.ln:hover span,.ln:focus-visible span{opacity:1}
@media (hover:none){.ln span{display:none}}
@media (max-width:700px){
  .lien-nhanh{left:0;right:0;bottom:0;grid-template-columns:repeat(3,1fr);gap:0;padding-bottom:env(safe-area-inset-bottom,0px);background:var(--surface);border-top:1px solid var(--line);box-shadow:0 -6px 18px -10px var(--shadow)}
  .ln{width:auto;height:56px;border-radius:0;box-shadow:none;display:flex;gap:8px;justify-content:center;align-items:center;font-size:14px;font-weight:700}
  .ln:hover{transform:none}
  .ln svg,.ln-fb svg{width:20px;height:20px}
  .ln span{position:static;transform:none;opacity:1;background:none;color:inherit;padding:0;font-size:14px;display:inline!important}
  .ln-zalo b{display:none}
  .ln-zalo span::before{content:"Zalo";font-weight:800}
  .ln-zalo span{font-size:0}.ln-zalo span::before{font-size:14px}
  .ln-tel span{font-size:0}.ln-tel span::before{content:"Gọi ngay";font-size:14px}
  body{padding-bottom:calc(56px + env(safe-area-inset-bottom,0px))}
}

/* 14/11: trang dịch vụ (/dich-vu/<id>) – khung theo trang dịch vụ 3W */
.dv-dau{background:var(--hero-bg);color:var(--hero-fg);padding-block:48px 64px}
.dv-dau h1{font-size:clamp(30px,4.4vw,48px);font-weight:800;letter-spacing:-.02em;max-width:22ch;margin-top:18px}
.dv-dau .sub{color:var(--hero-muted);font-size:18px;max-width:60ch;margin-top:16px}
.vet{display:flex;flex-wrap:wrap;gap:8px;font-size:14px;color:var(--hero-muted)}
.vet a{color:var(--hero-muted)}.vet a:hover{color:#fff}
.vet [aria-current]{color:#fff;font-weight:600}
.dv-gt{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.dv-gt .btn{margin-top:24px}
.dv-ds{margin:20px 0 0;padding:0;list-style:none;display:grid;gap:10px}
.dv-ds li{position:relative;padding-left:30px}
.dv-ds li::before{content:"";position:absolute;left:0;top:4px;width:18px;height:18px;border-radius:50%;background:var(--ok) 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 12l4 4 8-8'/%3E%3C/svg%3E") center/12px no-repeat}
.dv-anh{margin:0}
.dv-anh img{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border-radius:18px;box-shadow:0 24px 48px -20px var(--shadow)}
.dv-anh figcaption{font-size:14px;color:var(--muted);margin-top:10px}
.dv-con{display:grid;grid-template-columns:repeat(3,1fr);gap:32px 28px}
.dv-con>div{border-top:3px solid var(--blue);padding-top:16px;display:grid;gap:6px;align-content:start}
.dv-con h3{font-size:18px;font-weight:700}
.dv-con p{color:var(--muted);font-size:15px}
.dv-buoc{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:20px;counter-reset:b}
.dv-buoc li{border-top:2px dashed var(--cyan);padding-top:18px}
.dv-buoc li::before{counter-increment:b;content:counter(b);display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--blue);color:#fff;font-weight:800;margin-bottom:12px}
.dv-buoc h3{font-size:17px;font-weight:700;margin-bottom:6px}
.dv-buoc p{color:var(--muted);font-size:15px}
.dv-li{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.dv-li h3{font-size:18px;font-weight:700;color:var(--blue);margin-bottom:6px}
.dv-li p{color:var(--muted);font-size:15px}
.dv-cuoi .wrap{grid-template-columns:1.2fr .8fr;align-items:center}
.dv-cuoi .ctas{margin-top:0;justify-content:flex-end}
.more-hang{display:flex;gap:18px;flex-wrap:wrap;align-items:center}
.more-phu{color:var(--muted)!important}
@media (max-width:1000px){.dv-buoc{grid-template-columns:1fr 1fr}.dv-li{grid-template-columns:1fr 1fr}.dv-con{grid-template-columns:1fr 1fr}}
@media (max-width:900px){.dv-gt{grid-template-columns:1fr;gap:32px}.dv-cuoi .wrap{grid-template-columns:1fr}.dv-cuoi .ctas{justify-content:flex-start}}
@media (max-width:600px){.dv-buoc,.dv-li,.dv-con{grid-template-columns:1fr}}
/* trang dịch vụ: bảng thông tin thay ảnh, mục dịch vụ khác */
.dv-bang{background:var(--band);border:1px solid var(--line);border-radius:18px;padding:24px 26px}
.dv-bang h3{font-size:19px;font-weight:800}
.dv-bang dl{margin:12px 0 0}
.dv-bang dl div{display:grid;grid-template-columns:150px 1fr;gap:14px;padding:12px 0;border-bottom:1px solid var(--line)}
.dv-bang dl div:last-child{border-bottom:0}
.dv-bang dt{font-weight:700;color:var(--blue)}
.dv-bang dd{margin:0;color:var(--fg)}
.dv-bang-link{display:inline-block;margin-top:14px;font-weight:700;color:var(--orange-ink)}
@media (max-width:520px){.dv-bang dl div{grid-template-columns:1fr;gap:2px}}
.dv-khac-wrap{padding-block:48px}
.dv-khac-dau{font-size:22px;font-weight:800;margin-bottom:18px}
.dv-khac{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.dv-khac a{display:grid;gap:4px;padding:20px 22px;border-radius:var(--r);background:var(--surface);border:1px solid var(--line);text-decoration:none;transition:border-color .2s,transform .2s}
.dv-khac a:hover{border-color:var(--blue);transform:translateY(-2px)}
.dv-khac b{font-size:18px;color:var(--blue)}
.dv-khac b::after{content:" →"}
.dv-khac span{color:var(--muted);font-size:15px}
@media (max-width:700px){.dv-khac{grid-template-columns:1fr}}

/* 14/11: menu thả xuống "Dịch vụ" (rê chuột hoặc Tab bàn phím) */
.menu-con{position:relative;display:flex}
.menu-con>a{display:inline-flex;align-items:center;gap:4px}
.menu-con>a svg{width:14px;height:14px;transition:transform .2s}
.menu-tha{position:absolute;top:100%;left:-18px;padding-top:16px;width:320px;opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .18s,transform .18s,visibility .18s;z-index:40}
.menu-tha-trong{background:var(--surface);border:1px solid var(--line);border-radius:14px;box-shadow:0 18px 40px -16px var(--shadow);padding:8px;display:grid;gap:2px}
.menu-con:hover .menu-tha,.menu-con:focus-within .menu-tha{opacity:1;visibility:visible;transform:none}
.menu-con:hover>a,.menu-con:focus-within>a{color:var(--fg)}
.menu-con:hover>a svg,.menu-con:focus-within>a svg{transform:rotate(180deg)}
nav .menu-tha a{display:grid;gap:2px;padding:10px 14px;border-radius:10px;white-space:normal;text-decoration:none}
nav .menu-tha a:hover,nav .menu-tha a:focus-visible{background:var(--band)}
.menu-tha b{font-size:15px;font-weight:700;color:var(--fg)}
.menu-tha span{font-size:13px;font-weight:400;color:var(--muted)}
.menu-tha a:hover b{color:var(--blue)}
/* 4 ô dịch vụ trên trang chủ */
.g4{grid-template-columns:repeat(4,1fr)}
@media (max-width:1100px){.g4{grid-template-columns:1fr 1fr;gap:28px 20px}}
@media (max-width:600px){.g4{grid-template-columns:1fr}}

/* 14/11: ảnh công việc thật (từ hồ sơ công ty) */
.hdl{border-top:1px solid var(--line)}
.hdl-luoi{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.hdl-luoi figure{margin:0;display:grid;gap:8px;align-content:start}
.hdl-luoi img{width:100%;height:auto;aspect-ratio:3/4;object-fit:cover;border-radius:14px;display:block}
.hdl-luoi figcaption{font-size:14px;font-weight:600;color:var(--fg)}
@media (max-width:900px){.hdl-luoi{grid-template-columns:1fr 1fr}}
/* trang dịch vụ: ảnh + bảng xếp chồng bên phải */
.dv-phai{display:grid;grid-template-columns:.8fr 1.2fr;gap:20px;align-items:start}
.dv-anh-nho img{aspect-ratio:3/4}
@media (max-width:1100px){.dv-phai{grid-template-columns:1fr}.dv-anh-nho img{aspect-ratio:4/3}}
.dv-phai{grid-template-columns:1fr}

.dv-anh-nho img{aspect-ratio:16/9;object-position:center 40%}
.dv-gt:has(.dv-phai){align-items:start}

/* 14/11: ảnh nền phần đầu trang dịch vụ (ảnh trong hồ sơ công ty) + đối tác */
.dv-dau{background:linear-gradient(90deg,rgba(33,37,104,.96) 0%,rgba(43,48,128,.9) 55%,rgba(43,48,128,.72) 100%),var(--nen,none) center/cover no-repeat,var(--hero-bg)}
.dv-dau{padding-block:64px 80px}
.doi-tac{border-top:1px solid var(--line)}
.dt-luoi{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.dt-luoi figure{margin:0;background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;display:grid;gap:10px}
.dt-luoi img{width:100%;height:auto;display:block}
.dt-luoi figcaption{font-size:14px;font-weight:700;color:#5A6185;text-align:center}
@media (max-width:800px){.dt-luoi{grid-template-columns:1fr}}

/* 14/11: mục Dịch vụ = 4 thẻ bấm trên trang chủ (thay 4 trang riêng) */
.dv-tabs{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:28px}
.dv-tab{font-family:inherit;text-align:left;cursor:pointer;display:grid;grid-template-columns:auto 1fr;gap:2px 12px;align-items:center;padding:16px 18px;border-radius:var(--r);border:1px solid var(--line);background:var(--surface);color:var(--fg);transition:border-color .2s,background .2s,transform .2s}
.dv-tab svg{width:26px;height:26px;color:var(--blue);grid-row:span 2}
.dv-tab b{font-size:16px;font-weight:800}
.dv-tab span{font-size:13px;color:var(--muted);line-height:1.4}
.dv-tab:hover{border-color:var(--blue);transform:translateY(-1px)}
.dv-tab[aria-selected=true]{background:var(--blue);border-color:var(--blue);color:#fff}
.dv-tab[aria-selected=true] svg,.dv-tab[aria-selected=true] span{color:#DCE6FF}
.dv-panel{border:1px solid var(--line);border-radius:20px;padding:32px;background:var(--surface)}
.dvp-dau{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:start}
.dvp-dau h3{font-size:clamp(24px,3vw,32px);font-weight:800}
.dvp-dau .lead{margin-top:10px}
.dvp-p{margin-top:12px;color:var(--fg)}
.dvp-dau .ctas{margin-top:22px}
.dvp-phai{display:grid;gap:16px}
.dvp-anh{margin:0}
.dvp-anh img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border-radius:14px;display:block}
.dvp-anh figcaption{font-size:13px;color:var(--muted);margin-top:8px}
.dv-bang h4{font-size:18px;font-weight:800}
.dvp-h{font-size:20px;font-weight:800;margin:40px 0 16px}
.dv-con h5,.dv-buoc h5{font-size:17px;font-weight:700;margin:0 0 4px}
.dvp-hoi{max-width:820px}
@media (max-width:1000px){.dv-tabs{grid-template-columns:1fr 1fr}.dvp-dau{grid-template-columns:1fr}}
@media (max-width:600px){.dv-panel{padding:20px 16px}.dv-tab span{display:none}}

/* 15/11: dải trên cùng (hotline, email, VI | EN) + chân trang + trang tuyển dụng */
.topbar{background:var(--navy);color:#C9CEF0;font-size:13px}
.topbar .wrap{display:flex;gap:22px;align-items:center;padding-block:7px}
.topbar a{color:#fff;font-weight:600;text-decoration:none}
.topbar a:hover{text-decoration:underline}
.tb-lang{margin-left:auto;display:flex;gap:8px;align-items:center}
.tb-lang a{padding:1px 6px;border-radius:5px}
.tb-lang a[aria-current]{background:var(--orange);color:#1B1E3A}
@media (max-width:700px){.tb-mail{display:none}.topbar .wrap{gap:12px}}
footer .wrap{align-items:center}
.chan-nav{display:flex;gap:18px;flex-wrap:wrap;width:100%;padding-bottom:10px;border-bottom:1px solid var(--line);margin-bottom:6px}
.chan-nav a{text-decoration:none;font-weight:600;color:var(--fg)}
.td-the{border:1px solid var(--line);border-radius:20px;padding:30px;background:var(--surface)}
.td-dau{display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.td-dau h3{font-size:clamp(22px,2.6vw,28px);font-weight:800}
.td-nhan{background:#E3F6EC;color:#14693F;font-size:13px;font-weight:700;border-radius:999px;padding:3px 12px}
.td-meta{margin:18px 0 0;display:grid;grid-template-columns:repeat(2,1fr);gap:0 28px}
.td-meta div{display:grid;gap:2px;padding:12px 0;border-bottom:1px solid var(--line)}
.td-meta dt{font-size:13px;color:var(--muted)}.td-meta dd{margin:0;font-weight:600}
.td-viec{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.td-viec h5{font-size:17px;font-weight:700;margin:0 0 8px;color:var(--blue)}
.td-hai{display:grid;grid-template-columns:1fr 1fr;gap:28px}
@media (max-width:900px){.td-viec,.td-hai,.td-meta{grid-template-columns:1fr}.td-the{padding:20px 16px}}
.dv-khac-3{grid-template-columns:repeat(3,1fr)}
@media (max-width:900px){.dv-khac-3{grid-template-columns:1fr}}
.xem-het-dau{font-weight:700;color:var(--blue);text-decoration:none;white-space:nowrap;margin-top:10px}
.xem-het-dau:hover{text-decoration:underline}
#tin-tuc .tt-dau .head,#en-blog .tt-dau .head{margin-bottom:22px}
/* chọn xong một mục thì khung thả xuống đóng lại */
.menu-con.dong .menu-tha{opacity:0!important;visibility:hidden!important;transform:translateY(6px)!important}
.menu-con.dong>a svg{transform:none!important}
/* 5 ô dịch vụ: 3 + 2 */
.g5{grid-template-columns:repeat(3,1fr);gap:32px 24px}
@media (max-width:900px){.g5{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.g5{grid-template-columns:1fr}}
/* 15/11: dòng từ khóa trong tiêu đề lớn trang chủ (một phần của H1, không phải nhãn trang trí) */
.hero h1 .h1-dv{display:block;font-size:clamp(20px,2.4vw,26px);font-weight:700;letter-spacing:0;color:var(--hero-muted);margin-bottom:12px}
/* đường dẫn trên nền sáng (trang chính sách) */
.vet-sang{margin-top:28px;color:var(--muted)}.vet-sang a{color:var(--muted)}.vet-sang [aria-current]{color:var(--fg)}