/* Landing Dongfeng X1 - Ô Tô An Sương. Navy theo logo An Sương + nút cam, font Be Vietnam Pro (giống landing Hòa Phát) */
:root{
  --ink:#1f2a6b; --ink2:#18215a; --ink3:#2d3a85; --line:#3a4796;
  --paper:#f3f5fa; --white:#fff; --text:#1c2233; --muted:#5f6678; --muted-d:#b9c0dc;
  --red:#f5821f; --red-d:#dc6d0c; --amber:#ffb45e;
  --r:14px; --wrap:1200px;
  --f-head:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --f-body:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px;-webkit-text-size-adjust:100%}
body{margin:0;font:15.5px/1.6 var(--f-body);color:var(--text);background:var(--white);overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
button{font:inherit;cursor:pointer}
h1,h2,h3{font-family:var(--f-head);line-height:1.05;margin:0;letter-spacing:.2px}
h2{font-size:clamp(34px,4.6vw,54px);font-weight:800;text-transform:uppercase}
h3{font-size:22px;font-weight:700}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.hp{position:absolute;left:-9999px;opacity:0;height:0;width:0}

/* ---------- Nút ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:999px;padding:13px 24px;font-weight:700;font-size:15px;text-decoration:none;transition:transform .15s,background .15s,box-shadow .15s;white-space:nowrap}
.btn:active{transform:scale(.97)}
.btn-red{background:var(--red);color:#fff;box-shadow:0 8px 22px -8px rgba(245,130,31,.7)}
.btn-red:hover{background:var(--red-d)}
.btn-line{background:transparent;color:var(--text);box-shadow:inset 0 0 0 2px var(--text)}
.btn-line:hover{background:var(--text);color:#fff}
.btn-block{width:100%}

/* ---------- Header ---------- */
.hd{position:fixed;inset:0 0 auto;z-index:50;transition:background .25s,box-shadow .25s}
.hd.solid{background:rgba(24,33,90,.94);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 1px 0 var(--line)}
.hd-in{display:flex;align-items:center;gap:24px;height:68px}
.logo img{height:40px;width:auto}
.nav{display:flex;gap:26px;margin-left:auto}
.nav a{color:#d9dce2;text-decoration:none;font-size:14px;font-weight:500}
.nav a:hover{color:#fff}
.hd-call{display:flex;align-items:center;gap:10px;background:var(--red);color:#fff;text-decoration:none;border-radius:999px;padding:7px 18px 7px 8px}
.hd-call svg{width:32px;height:32px;padding:7px;border-radius:50%;background:rgba(255,255,255,.18)}
.hd-call span{font-family:var(--f-head);font-size:22px;font-weight:700;line-height:1}
.hd-call small{display:block;font:500 11px/1.2 var(--f-body);opacity:.85}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:min(820px,100vh);display:flex;align-items:center;background:var(--ink);color:#fff;overflow:hidden;padding:110px 0 56px}
.hero-bg{position:absolute;inset:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;object-position:right center}
.hero:before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,rgba(24,33,90,.96) 0%,rgba(24,33,90,.85) 34%,rgba(24,33,90,.1) 62%,rgba(24,33,90,0) 100%),linear-gradient(0deg,rgba(24,33,90,.7),transparent 30%)}
.hero-in{position:relative;z-index:2;width:100%}
.kicker{display:inline-flex;align-items:center;gap:10px;margin:0 0 18px;font-size:13px;font-weight:600;letter-spacing:.4px;color:#e9ebef;text-transform:uppercase}
.kicker i{width:8px;height:8px;border-radius:50%;background:#35d07f;box-shadow:0 0 0 4px rgba(53,208,127,.22)}
.hero h1{font-size:clamp(64px,10vw,132px);font-weight:800;text-transform:uppercase;line-height:.88;letter-spacing:-.5px}
.hero h1 small{display:block;font-size:.3em;font-weight:600;letter-spacing:4px;color:var(--red);margin-bottom:10px}
.hero-sub{max-width:520px;font-size:17px;color:#d4d8df;margin:20px 0 28px}
.hero-sub b{color:#fff}
.quick{max-width:560px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-radius:18px;padding:18px}
.quick-t{margin:0 0 12px;font-weight:700;font-size:15px}
.quick-row{display:grid;grid-template-columns:1fr 1fr auto;gap:10px}
.quick .field{margin:0}
.quick input{background:#fff;border-color:transparent}
.quick .btn{height:48px}
.quick-foot{margin:12px 0 0;font-size:13.5px;color:#c3c8d1}
.quick-foot a{color:#fff;font-weight:700}

/* ---------- Dải số liệu ---------- */
.hero{padding-bottom:110px}
.nums{position:relative;z-index:3;margin-top:-64px}
.nums-in{display:grid;grid-template-columns:repeat(6,1fr);gap:1px;background:rgba(255,255,255,.22);border-radius:16px;overflow:hidden;box-shadow:0 24px 50px -24px rgba(24,33,90,.35)}
.nums-in>div{background:var(--red);color:#fff;padding:24px 18px 22px;text-align:center}
.nums b{display:block;font:800 46px/1 var(--f-head);letter-spacing:.3px}
.nums em{font-style:normal;font-size:.46em;margin-left:4px;opacity:.85;letter-spacing:.5px}
.nums span{display:block;font-size:13.5px;line-height:1.35;margin-top:8px;opacity:.92}

/* ---------- Khung section ---------- */
.sec{padding:88px 0}
.sec-light{background:var(--paper)}
.sec-dark{background:var(--ink);color:#fff}
.sec-red{background:linear-gradient(135deg,#18215a,#1f2a6b 55%,#2d3a85);color:#fff}
.head{max-width:720px;margin-bottom:40px}
.head p{color:var(--muted);margin:14px 0 0;font-size:16.5px}
.sec-dark .head p,.sec-red .head p{color:var(--muted-d)}
.eyebrow{display:inline-block;font:700 14px/1 var(--f-head);letter-spacing:2.5px;text-transform:uppercase;color:var(--red);margin:0 0 14px}
.sec-red .eyebrow{color:var(--amber)}
.note{font-size:13.5px;color:var(--muted);margin:22px 0 0}
.sec-dark .note{color:var(--muted-d)}
.note a{color:var(--red);font-weight:700}

/* ---------- Chọn thùng ---------- */
.trucks{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.truck{position:relative;border:1px solid #e2e6f0;border-radius:var(--r);overflow:hidden;background:#fff;display:flex;flex-direction:column}
.truck.hot{border-color:var(--red);box-shadow:0 20px 40px -24px rgba(245,130,31,.55)}
.truck .tag{position:absolute;top:14px;left:14px;z-index:1;background:var(--red);color:#fff;font:700 13px/1 var(--f-head);letter-spacing:1px;text-transform:uppercase;padding:7px 11px;border-radius:6px}
.truck figure{margin:0;aspect-ratio:1.45;background:#e8ecf4;overflow:hidden}
.truck figure img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.truck:hover figure img{transform:scale(1.04)}
.truck-b{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.truck h3{font-size:34px;font-weight:800;text-transform:uppercase}
.truck h3 span{font-size:20px;font-weight:600;color:var(--muted);text-transform:none;margin-left:4px}
.len{position:relative;height:30px;margin:14px 0 16px;background:repeating-linear-gradient(90deg,#e6eaf3 0 1px,transparent 1px 10%);border-bottom:1px solid #d3d9e8}
.len i{position:absolute;left:0;top:6px;height:18px;width:var(--w);background:linear-gradient(90deg,var(--ink3),var(--ink));border-radius:3px}
.truck.hot .len i{background:linear-gradient(90deg,var(--red-d),var(--red))}
.len span{position:absolute;right:0;top:-2px;transform:translateY(-100%);font:700 14px var(--f-head);color:var(--muted)}
.truck dl{margin:0;display:grid;gap:8px}
.truck dl div{display:flex;justify-content:space-between;gap:12px;font-size:14px;padding-bottom:8px;border-bottom:1px dashed #e2e6f0}
.truck dt{color:var(--muted)}
.truck dd{margin:0;font-weight:600;text-align:right}
.fit{font-size:14px;color:var(--muted);margin:14px 0 18px;flex:1}

/* ---------- 10 điểm ---------- */
.ten{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:start}
.ten-head{position:sticky;top:96px}
.ten-head p{color:var(--muted);font-size:16.5px;margin:14px 0 22px}
.ten-img{margin:0 0 22px;border-radius:var(--r);overflow:hidden}
.ten-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:14px}
.ten-list li{display:flex;gap:14px;background:#fff;border-radius:12px;padding:18px;border:1px solid #e2e6f0}
.ten-list b{font:800 34px/1 var(--f-head);color:var(--red);min-width:40px}
.ten-list h3{font-size:20px;margin-bottom:4px}
.ten-list p{margin:0;font-size:14px;color:var(--muted)}

/* ---------- So sánh ---------- */
.vs{border:1px solid var(--line);border-radius:var(--r);overflow:hidden;max-width:900px}
.vs-row{display:grid;grid-template-columns:1.1fr 1.3fr 1.3fr;align-items:center;border-top:1px solid var(--line)}
.vs-row:first-child{border-top:0}
.vs-row>*{padding:16px 20px}
.vs-row span{color:var(--muted-d);font-size:14px}
.vs-row b{font:700 22px/1.15 var(--f-head);color:#fff;background:rgba(245,130,31,.12);height:100%;display:flex;align-items:center}
.vs-row em{font-style:normal;color:#8d929c;font-size:15px}
.vs-top b{background:var(--red);font-size:18px;letter-spacing:1px;text-transform:uppercase}
.vs-top b:last-child{background:var(--ink3);color:#c7cbd3}

/* ---------- Động cơ ---------- */
.eng{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.eng-img{margin:0;border-radius:var(--r);overflow:hidden;background:var(--ink);position:relative}
.eng-img img{aspect-ratio:1.2;object-fit:cover;width:100%}
.eng-img figcaption{position:absolute;left:0;right:0;bottom:0;padding:30px 18px 14px;color:#fff;font-size:13.5px;background:linear-gradient(0deg,rgba(0,0,0,.75),transparent)}
.eng-t>p{color:var(--muted);font-size:16.5px;margin:14px 0 24px}
.bars{display:grid;gap:16px}
.bar>span{display:block;font-size:13.5px;font-weight:600;margin-bottom:6px}
.b-track{height:26px;margin-bottom:4px}
.b-track i{display:flex;align-items:center;height:100%;width:0;border-radius:4px;padding:0 10px;font:700 14px var(--f-head);font-style:normal;letter-spacing:.3px;white-space:nowrap;transition:width 1s cubic-bezier(.2,.8,.2,1)}
.in .b-track i,.no-io .b-track i{width:var(--w)}
.b-track i.new{background:var(--red);color:#fff}
.b-track i.old{background:#d7dcea;color:#55595f}
.legend{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin:4px 0 0}
.legend i{width:14px;height:14px;border-radius:3px;display:inline-block;margin-left:10px}
.legend i:first-child{margin-left:0}
.legend i.new{background:var(--red)}.legend i.old{background:#d7dcea}
.small{font-size:14px;color:var(--muted);margin:22px 0 0}

/* ---------- Gallery cuộn ngang ---------- */
.gal-sec{padding-bottom:70px}
.head-row{display:flex;justify-content:space-between;align-items:flex-end;max-width:var(--wrap);gap:20px}
.gal-nav{display:flex;gap:10px}
.gal-nav button{width:48px;height:48px;border-radius:50%;border:1px solid var(--line);background:transparent;color:#fff;font-size:26px;line-height:1}
.gal-nav button:hover{background:var(--red);border-color:var(--red)}
.gallery{--gp:max(20px,calc((100vw - var(--wrap))/2 + 20px));display:flex;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;padding:0 var(--gp) 10px;scroll-padding-inline:var(--gp);scrollbar-width:none}
.gallery::-webkit-scrollbar{display:none}
.gallery a{flex:0 0 auto;width:min(460px,78vw);aspect-ratio:1.4;border-radius:12px;overflow:hidden;scroll-snap-align:start;background:var(--ink2)}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.gallery a:hover img{transform:scale(1.05)}

/* ---------- Thông số ---------- */
.spec{border:1px solid #e2e6f0;border-radius:var(--r);overflow:hidden}
.spec-tabs{display:none}
.spec-wrap{overflow-x:auto}
.spec-t{width:100%;border-collapse:collapse;font-size:14.5px}
.spec-t th,.spec-t td{padding:12px 18px;text-align:left;border-top:1px solid #eceff6;vertical-align:top}
.spec-t thead th{background:var(--ink);color:#fff;font:700 18px var(--f-head);letter-spacing:.5px;border:0}
.spec-t tbody th{font-weight:500;color:var(--muted);width:24%}
.spec-t td{font-weight:600}
.spec-t td.all{text-align:center}
.spec-t .grp th{background:var(--paper);color:var(--text);font:700 15px var(--f-head);letter-spacing:1.5px;text-transform:uppercase}

/* ---------- Trả góp + hậu mãi ---------- */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:0;counter-reset:s}
.steps li{position:relative;padding:0 24px 0 0}
.steps li:before{content:"";position:absolute;top:24px;left:56px;right:8px;height:2px;background:repeating-linear-gradient(90deg,#c8cfe2 0 6px,transparent 6px 12px)}
.steps li:last-child:before{display:none}
.steps b{display:grid;place-items:center;width:48px;height:48px;border-radius:50%;background:var(--ink);color:#fff;font:800 24px var(--f-head);margin-bottom:16px}
.steps h3{margin-bottom:6px}
.steps p{margin:0;font-size:14.5px;color:var(--muted)}
.care{margin-top:56px;display:grid;grid-template-columns:repeat(4,1fr);background:var(--ink);color:#fff;border-radius:var(--r);overflow:hidden}
.care div{padding:26px 22px;border-left:1px solid var(--line)}
.care div:first-child{border-left:0}
.care b{display:block;font:800 42px/1 var(--f-head);color:var(--amber)}
.care span{font-size:14px;color:#c9cdd4}

/* ---------- Form ---------- */
.lead-grid{display:grid;grid-template-columns:1fr 440px;gap:56px;align-items:center}
.lead-t p{color:#c9d0ec;font-size:16.5px;margin:14px 0 20px}
.lead-t ul{list-style:none;padding:0;margin:0 0 28px;display:grid;gap:10px}
.lead-t li{padding-left:30px;position:relative}
.lead-t li:before{content:"";position:absolute;left:0;top:4px;width:18px;height:18px;border-radius:50%;background:var(--amber) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='none' stroke='%231a0d0e' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round' d='m6 12.5 4 4 8-9'/%3E%3C/svg%3E") center/12px no-repeat}
.big-call{display:inline-block;text-decoration:none;color:#fff;font:800 46px/1 var(--f-head);letter-spacing:.5px}
.big-call small{display:block;font:500 13px var(--f-body);color:#c9d0ec;margin-bottom:6px;letter-spacing:0}
.card{background:#fff;color:var(--text);border-radius:18px;padding:28px;box-shadow:0 30px 60px -20px rgba(0,0,0,.5)}
.lead-form h3{font-size:28px;text-transform:uppercase;margin-bottom:16px}
.lead-form .hint{margin:-8px 0 16px;color:var(--muted);font-size:14px}
.field{margin-bottom:14px;position:relative}
.field label{display:block;font-size:13px;font-weight:600;margin-bottom:6px}
.field input,.field select{width:100%;height:48px;border:1.5px solid #d7dcea;border-radius:10px;padding:0 14px;font:inherit;font-size:16px;background:#fff;color:var(--text);outline:0;transition:border-color .15s,box-shadow .15s}
.field input:focus,.field select:focus{border-color:var(--red);box-shadow:0 0 0 3px rgba(245,130,31,.15)}
.field .msg{display:none;font-size:12.5px;color:var(--red);margin-top:5px}
.field.err input{border-color:var(--red)}
.field.err .msg{display:block}
.quick .field .msg{color:#ffd2a8}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form-foot{font-size:12.5px;color:var(--muted);margin:12px 0 0;text-align:center}

/* ---------- Showroom ---------- */
.shops{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.shop{display:flex;flex-direction:column;gap:6px;padding:20px;border:1px solid #e2e6f0;border-radius:12px;text-decoration:none;transition:border-color .15s,transform .15s}
.shop:hover{border-color:var(--red);transform:translateY(-2px)}
.shop b{font:700 19px/1.1 var(--f-head);text-transform:uppercase;letter-spacing:.3px}
.shop span{font-size:14px;color:var(--muted);flex:1}
.shop i{font-style:normal;font-size:13.5px;font-weight:700;color:var(--red)}
.shop.main{grid-column:span 2;background:var(--ink);color:#fff;border-color:var(--ink)}
.shop.main span{color:#c9cdd4}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px}
.faq details{border-bottom:1px solid #d7dcea}
.faq summary{list-style:none;cursor:pointer;padding:20px 40px 20px 0;font-weight:600;font-size:16.5px;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";position:absolute;right:4px;top:50%;transform:translateY(-50%);font:700 28px var(--f-head);color:var(--red);transition:transform .2s}
.faq details[open] summary:after{transform:translateY(-50%) rotate(45deg)}
.faq details p{margin:0 0 20px;color:var(--muted)}

/* ---------- Footer ---------- */
.ft{background:var(--ink);color:#c9cdd4;padding:56px 0 30px;font-size:14px}
.ft-in{display:grid;grid-template-columns:2fr 1fr;gap:40px}
.ft-logo{height:44px;width:auto;margin-bottom:16px}
.ft b{color:#fff}
.ft h4{color:#fff;font:700 18px var(--f-head);letter-spacing:1px;text-transform:uppercase;margin:0 0 12px}
.ft p{margin:0 0 6px}
.ft a{color:#fff;text-decoration:none}
.ft a:hover{color:var(--amber)}
.copy{grid-column:1/-1;border-top:1px solid var(--line);padding-top:20px;margin-top:10px;color:#80858f;font-size:13px}

/* ---------- Nút nổi + thanh mobile ---------- */
.float{position:fixed;right:20px;bottom:24px;z-index:40;display:flex;flex-direction:column;gap:12px;align-items:flex-end}
.float a{display:flex;align-items:center;justify-content:center;text-decoration:none;color:#fff;border-radius:999px;height:56px;min-width:56px;box-shadow:0 10px 24px -8px rgba(0,0,0,.45)}
.fl-zalo{background:#0068ff;font:700 15px var(--f-body)}
.fl-call{background:var(--red);gap:8px;padding:0 20px 0 16px;animation:ring 2.4s infinite}
.fl-call svg{width:22px;height:22px}
.fl-call span{font:700 20px var(--f-head)}
@keyframes ring{0%,100%{box-shadow:0 0 0 0 rgba(245,130,31,.5)}60%{box-shadow:0 0 0 14px rgba(245,130,31,0)}}
.mbar{display:none}

/* ---------- Modal ---------- */
.modal{position:fixed;inset:0;z-index:100;background:rgba(8,9,12,.72);display:none;align-items:center;justify-content:center;padding:16px}
.modal.open{display:flex}
.modal-box{position:relative;background:#fff;border-radius:18px;padding:28px;width:100%;max-width:440px;max-height:calc(100vh - 32px);overflow:auto;animation:pop .22s ease}
@keyframes pop{from{transform:translateY(12px);opacity:0}}
.modal-x{position:absolute;right:10px;top:8px;width:40px;height:40px;border:0;background:transparent;font-size:30px;line-height:1;color:var(--muted)}
.thanks{text-align:center}
.thanks .ok{width:64px;height:64px;margin:0 auto 14px;border-radius:50%;background:#e7f8ee;color:#1a9d55;display:grid;place-items:center}
.thanks .ok svg{width:34px;height:34px}
.thanks h3{font-size:28px;text-transform:uppercase}
.thanks p{color:var(--muted)}
.thanks .warn{color:#b45309}
.lightbox{background:rgba(0,0,0,.92)}
.lightbox figure{margin:0;max-width:min(1100px,100%)}
.lightbox img{max-height:80vh;margin:0 auto;border-radius:8px}
.lightbox figcaption{color:#ddd;text-align:center;margin-top:12px;font-size:14px}
.lightbox .modal-x{color:#fff;right:16px;top:16px}
.lb-nav{position:absolute;top:50%;transform:translateY(-50%);width:50px;height:50px;border-radius:50%;border:0;background:rgba(255,255,255,.12);color:#fff;font-size:30px}
.lb-prev{left:16px}.lb-next{right:16px}

/* ---------- Hiệu ứng ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.in,.no-io .reveal{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}.fl-call{animation:none}html{scroll-behavior:auto}.b-track i{transition:none}}

/* ================= Responsive ================= */
@media (max-width:1080px){
  .nav{display:none}
  .hd-call{margin-left:auto}
  .ten{grid-template-columns:1fr;gap:32px}
  .ten-head{position:static}
  .ten-img{display:none}
  .shops{grid-template-columns:repeat(2,1fr)}
  .lead-grid{grid-template-columns:1fr 400px;gap:36px}
}
@media (max-width:900px){
  .trucks{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;margin:0 -20px;padding:0 20px 12px;gap:14px;scrollbar-width:none}
  .trucks::-webkit-scrollbar{display:none}
  .truck{flex:0 0 min(340px,84vw);scroll-snap-align:center}
  .eng{grid-template-columns:1fr;gap:32px}
  .eng-img img{aspect-ratio:1.8}
  .steps{grid-template-columns:1fr 1fr;gap:28px 0}
  .steps li:nth-child(2):before{display:none}
  .care{grid-template-columns:1fr 1fr}
  .care div:nth-child(3){border-left:0}
  .care div:nth-child(n+3){border-top:1px solid var(--line)}
  .lead-grid{grid-template-columns:1fr}
  .spec-tabs{display:flex;gap:6px;padding:10px;background:var(--ink)}
  .spec-tabs button{flex:1;border:0;border-radius:8px;padding:10px 6px;background:var(--ink3);color:#c9cdd4;font:700 16px var(--f-head);letter-spacing:.5px}
  .spec-tabs button[aria-selected=true]{background:var(--red);color:#fff}
  .spec-t thead{display:none}
  .spec-t tbody th{width:44%}
  .spec-t[data-col="0"] td.c1,.spec-t[data-col="0"] td.c2,
  .spec-t[data-col="1"] td.c0,.spec-t[data-col="1"] td.c2,
  .spec-t[data-col="2"] td.c0,.spec-t[data-col="2"] td.c1{display:none}
  .spec-t td.all{text-align:left}
}
@media (max-width:760px){
  body{font-size:15px;padding-bottom:64px}
  .sec{padding:60px 0}
  .head{margin-bottom:28px}
  .hd-in{height:60px}
  .logo img{height:32px}
  .hd-call{padding:6px 14px 6px 6px}
  .hd-call svg{width:28px;height:28px;padding:6px}
  .hd-call span{font-size:19px}
  .hd-call small{display:none}
  .hero{min-height:0;align-items:flex-end;padding:0 0 28px}
  .hero-bg{position:relative;inset:auto;height:auto}
  .hero-bg img{aspect-ratio:4/3;height:auto;object-position:center}
  .hero:before{background:linear-gradient(0deg,var(--ink) 52%,rgba(24,33,90,0) 64%)}
  .hd{background:rgba(24,33,90,.94)}
  .hero{padding-top:60px}
  .hero{flex-direction:column;align-items:stretch}
  .hero-in{margin-top:-64px}
  .kicker{font-size:11px;letter-spacing:.2px;margin-bottom:10px}
  .hero-sub{font-size:15.5px;margin:14px 0 20px}
  .quick{padding:14px;border-radius:14px}
  .quick-row{grid-template-columns:1fr 1fr}
  .quick .btn{grid-column:1/-1}
  .ten-list{grid-template-columns:1fr}
  .vs-row{grid-template-columns:.9fr 1.2fr 1fr}
  .vs-row>*{padding:12px 10px}
  .vs-row b{font-size:18px}
  .vs-row em{font-size:13.5px}
  .vs-top b{font-size:14px}
  .gal-nav{display:none}
  .steps{grid-template-columns:1fr;gap:20px}
  .steps li{padding:0 0 0 64px;min-height:48px}
  .steps li:before{display:none}
  .steps b{position:absolute;left:0;top:0;margin:0}
  .care b{font-size:34px}
  .care div{padding:18px 16px}
  .card{padding:22px 18px}
  .big-call{font-size:38px}
  .shops{grid-template-columns:1fr}
  .shop.main{grid-column:auto}
  .ft-in{grid-template-columns:1fr;gap:28px}
  .float{display:none}
  .mbar{display:grid;grid-template-columns:1.3fr 1fr 1.2fr;position:fixed;left:0;right:0;bottom:0;z-index:60;background:var(--ink);padding:8px 8px calc(8px + env(safe-area-inset-bottom));gap:8px;box-shadow:0 -6px 20px rgba(0,0,0,.25)}
  .mbar a,.mbar button{display:flex;align-items:center;justify-content:center;gap:6px;height:46px;border:0;border-radius:10px;color:#fff;text-decoration:none;font:700 14.5px var(--f-body)}
  .mbar svg{width:18px;height:18px}
  .mb-call{background:var(--red);font:700 18px var(--f-head)!important;letter-spacing:.3px}
  .mb-zalo{background:#0068ff}
  .mb-quote{background:#fff;color:var(--ink)!important}
  .lb-nav{top:auto;bottom:24px;transform:none}
}
@media (max-width:380px){
  .quick-row{grid-template-columns:1fr}
  .row2{grid-template-columns:1fr}
}
.bar>span small{font-weight:400;color:var(--muted)}
@media (min-width:901px){.spec-t{table-layout:fixed}.spec-t tbody th{width:22%}.spec-t thead th:first-child{width:22%}}

/* Dải số liệu: 6 ô -> 3x2 (tablet) -> 2x3 (điện thoại) */
@media (max-width:1080px){.nums-in{grid-template-columns:repeat(3,1fr)}}
@media (max-width:760px){
  .hero{padding-bottom:64px}
  .nums{margin-top:-36px}
  .nums-in{border-radius:14px}
  .nums-in>div{padding:16px 10px}
  .nums b{font-size:34px}
  .nums span{font-size:12px;margin-top:6px}
}
@media (max-width:560px){.nums-in{grid-template-columns:1fr 1fr}}


/* Dải số liệu kiểu bảng đồng hồ (thay nền đỏ phẳng) */
.nums-in{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.08);box-shadow:0 30px 60px -28px rgba(0,0,0,.75)}
.nums-in>div{position:relative;background:linear-gradient(180deg,#1c2027 0%,#121419 100%);text-align:left;padding:26px 22px 22px}
.nums-in>div:before{content:"";position:absolute;left:22px;top:0;width:28px;height:3px;background:var(--red);border-radius:0 0 3px 3px;transition:width .3s}
.nums-in>div:hover:before{width:calc(100% - 44px)}
.nums b{font:italic 800 50px/1 var(--f-head);color:#fff;letter-spacing:0}
.nums em{font-style:italic;color:var(--amber);opacity:1;font-size:.42em;margin-left:5px;text-transform:uppercase}
.nums span{color:#9ba1ac;font-size:13.5px;margin-top:10px}
@media (max-width:760px){.nums-in>div{padding:18px 14px 16px}.nums-in>div:before{left:14px}.nums b{font-size:36px}}

/* ===== Font Be Vietnam Pro: bỏ chữ in hoa, chỉnh cỡ cho font rộng hơn ===== */
h1,h2,h3{line-height:1.2;letter-spacing:-.01em}
h2{font-size:clamp(26px,1.1rem + 1.8vw,38px);text-transform:none}
h3{font-size:18px}
.hero h1{font-size:clamp(44px,6.4vw,84px);line-height:1;letter-spacing:-.02em}
.hero h1 small{font-size:.26em;letter-spacing:3px;margin-bottom:12px;text-transform:uppercase}
.hd-call span{font-size:18px;font-weight:800}
.truck h3{font-size:24px;text-transform:none}
.truck h3 span{font-size:16px}
.len span{font-size:12.5px}
.ten-list b{font-size:24px;min-width:34px}
.ten-list h3{font-size:16.5px}
.vs-row b{font-size:16.5px}
.vs-top b{font-size:14px;letter-spacing:.5px}
.b-track i{font-size:12.5px}
.spec-t thead th{font-size:15px}
.spec-t .grp th{font-size:12.5px;letter-spacing:1px}
.steps b{font-size:20px}
.care b{font-size:32px}
.big-call{font-size:34px;letter-spacing:0}
.lead-form h3{font-size:22px;text-transform:none}
.shop b{font-size:16px;text-transform:none;letter-spacing:0}
.ft h4{font-size:15px;letter-spacing:.5px}
.fl-call span{font-size:17px;font-weight:800}
.thanks h3{font-size:22px;text-transform:none}
.faq summary:after{font-size:24px}
.truck .tag{font-size:11.5px}
.nums b{font:800 38px/1 var(--f-head);letter-spacing:-.02em}
.nums em{font-style:normal;font-size:.4em;letter-spacing:0;text-transform:none}
.nums span{white-space:nowrap}
.shops{grid-template-columns:repeat(3,1fr)}
.shop.main{grid-column:auto}
@media (max-width:1080px){.shops{grid-template-columns:repeat(2,1fr)}}
@media (max-width:900px){.spec-tabs button{font-size:14px}}
@media (max-width:760px){
  .hd-call span{font-size:16px}
  .nums b{font-size:28px}
  .big-call{font-size:30px}
  .mb-call{font-size:15.5px!important;font-weight:800!important}
  .shops{grid-template-columns:1fr}
  .vs-row b{font-size:14.5px}
}
@media (max-width:760px){
  .mbar{grid-template-columns:1.55fr 1fr 1.15fr}
  .mbar a,.mbar button{white-space:nowrap}
  .mb-call{font-size:14.5px!important;gap:5px!important}
  .mbar svg{width:16px;height:16px}
}
.hd-call span{white-space:nowrap}
@media (max-width:400px){.logo img{height:28px}.hd-call{padding:5px 12px 5px 5px;gap:7px}.hd-call span{font-size:14.5px}}

/* ===== Bộ màu navy An Sương ===== */
.hd.solid{background:rgba(31,42,107,.96)}
.nums-in{background:#e2e6f0;border:1px solid #e2e6f0;box-shadow:0 24px 50px -26px rgba(24,33,90,.45)}
.nums-in>div{background:#fff}
.nums b{color:var(--ink)}
.nums em{color:var(--red)}
.nums span{color:var(--muted)}
.btn-red{color:#fff}
.btn-line{box-shadow:inset 0 0 0 2px var(--ink);color:var(--ink)}
.btn-line:hover{background:var(--ink);color:#fff}
.vs-row b{background:rgba(245,130,31,.16)}
.vs-top b:last-child{background:var(--ink3);color:#dfe3f3}
.vs-row em{color:#aab3d6}
.care div{border-color:var(--line)}
.care span{color:#cfd5ee}
.ten-list b{color:var(--red)}
.truck dd,.spec-t td{color:var(--text)}
.spec-t tbody th{color:var(--muted)}
.shop.main{background:var(--ink);border-color:var(--ink)}
.shop.main span{color:#cfd5ee}
.ft{color:#cfd5ee}
.copy{color:#9aa4cf}
.kicker i{background:#ffb45e;box-shadow:0 0 0 4px rgba(255,180,94,.25)}
.hero h1 small{color:var(--amber)}
.modal{background:rgba(15,21,58,.72)}
.vs-row b{background:rgba(255,255,255,.09)}.vs-row:not(.vs-top) b{color:#fff;border-left:3px solid var(--red)}
.truck dl{margin-bottom:20px}.truck-b>.btn{margin-top:auto}

/* ===== Bảng so sánh: thẻ trắng căn giữa ===== */
.vs-sec .head{margin-left:auto;margin-right:auto;text-align:center}
.vs-sec .note{text-align:center}
.vs{max-width:960px;margin:0 auto;background:#fff;border:0;border-radius:20px;overflow:hidden;box-shadow:0 30px 60px -30px rgba(0,0,0,.45)}
.vs-row{grid-template-columns:1fr 1.35fr 1.35fr;border-top:1px solid #eceff6}
.vs-row>*{padding:18px 24px;height:100%;display:flex;align-items:center}
.vs-row span{color:var(--muted);font-size:14.5px;font-weight:500}
.vs-row b,.vs-row:not(.vs-top) b{background:#fff5eb;color:var(--ink);border-left:0;font:700 16.5px/1.35 var(--f-head);gap:10px}
.vs-row:not(.vs-top) b:before{content:"";flex:0 0 22px;height:22px;border-radius:50%;background:var(--red) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='none' stroke='%23fff' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round' d='m6 12.5 4 4 8-9'/%3E%3C/svg%3E") center/13px no-repeat}
.vs-row em{color:#8a91a6;font-style:normal;font-size:15px}
.vs-top{border-top:0}
.vs-top>*{padding-top:20px;padding-bottom:20px}
.vs-top span{font-size:12.5px;letter-spacing:1px;text-transform:uppercase;color:#9aa1b5}
.vs-top b,.vs-top b:last-child{background:var(--red);color:#fff;font-size:15px;letter-spacing:.3px;text-transform:none}
.vs-top em{background:#f3f5fa;color:#6b7390;font-weight:600;font-size:14.5px}
@media (max-width:760px){
  .vs{border-radius:16px}
  .vs-row{grid-template-columns:1fr 1fr}
  .vs-row span{grid-column:1/-1;padding:14px 16px 4px;font-size:13px;height:auto}
  .vs-row b,.vs-row em{padding:8px 16px 14px;font-size:14.5px}
  .vs-row b,.vs-row:not(.vs-top) b{background:#fff;font-size:14.5px;gap:8px}
  .vs-row:not(.vs-top) b:before{flex-basis:18px;height:18px;background-size:11px}
  .vs-top span{display:none}
  .vs-top b,.vs-top em{padding:14px 16px;font-size:13.5px}
}

/* ===== Chọn thùng trên di động: tab thay cho vuốt ngang ===== */
.truck-tabs{display:none}
@media (max-width:900px){
  .truck-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;padding:5px;background:#eef1f8;border-radius:14px;margin-bottom:14px}
  .truck-tabs button{border:0;background:transparent;border-radius:10px;padding:9px 4px;color:var(--muted);line-height:1.2;transition:background .2s,color .2s}
  .truck-tabs b{display:block;font-size:15px;color:inherit}
  .truck-tabs small{display:block;font-size:11.5px;margin-top:2px;opacity:.85}
  .truck-tabs button[aria-selected=true]{background:#fff;color:var(--ink);box-shadow:0 4px 12px -4px rgba(24,33,90,.25)}
  .truck-tabs button[aria-selected=true] small{color:var(--red);opacity:1}
  .trucks{display:block;overflow:visible;margin:0;padding:0}
  .truck{display:none;flex:none}
  .truck.on{display:flex;animation:pop .25s ease}
  .truck figure{aspect-ratio:16/10}
  .truck-b{padding:18px 18px 20px}
  .truck h3{font-size:22px}
  .truck dl div{font-size:14px}
  .truck .btn{width:100%}
}

/* ================= Riêng trang Tera 6m3 ================= */
/* Hero: ảnh studio nền xám đặt bên phải, mờ dần vào nền navy */
.hero-studio .hero-bg{left:auto;right:0;width:64%}
.hero-studio .hero-bg img{object-position:center 60%;-webkit-mask-image:linear-gradient(90deg,transparent 0,#000 32%);mask-image:linear-gradient(90deg,transparent 0,#000 32%)}
.hero-studio:before{background:linear-gradient(90deg,var(--ink) 40%,rgba(31,42,107,0) 62%),linear-gradient(0deg,rgba(24,33,90,.55),transparent 28%)}
@media (max-width:760px){
  .hero-studio .hero-bg{width:auto}
  .hero-studio .hero-bg img{-webkit-mask-image:none;mask-image:none;object-position:center}
}
/* Lưới điểm mạnh có ảnh */
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.feat{background:#fff;border:1px solid #e2e6f0;border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column}
.feat figure{margin:0;aspect-ratio:1.5;overflow:hidden;background:#eef1f8}
.feat figure img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.feat:hover figure img{transform:scale(1.04)}
.feat div{padding:18px 20px 20px}
.feat h3{font-size:17px;margin-bottom:6px;color:var(--ink)}
.feat p{margin:0;font-size:14.5px;color:var(--muted)}
@media (max-width:900px){.feat-grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.feat-grid{grid-template-columns:1fr}.feat{flex-direction:row}.feat figure{flex:0 0 38%;aspect-ratio:auto}.feat div{padding:14px}.feat h3{font-size:15.5px}.feat p{font-size:13.5px}}
/* Động cơ: danh sách thông số thay cho biểu đồ */
.eng-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:12px}
.eng-list li{background:var(--paper);border-radius:12px;padding:14px 16px}
.eng-list b{display:block;font-size:22px;color:var(--ink);line-height:1.1}
.eng-list span{font-size:13.5px;color:var(--muted)}
.hero-studio{min-height:min(700px,100vh)}
.hero-studio .hero-bg{top:68px;width:60%}
.hero-studio .hero-bg img{object-fit:cover;object-position:28% 55%}
@media (max-width:760px){.hero-studio{min-height:0}.hero-studio .hero-bg{top:auto}}
.hero-studio .hero-bg{top:70px;bottom:40px;width:62%}
.hero-studio .hero-bg img{object-fit:contain;object-position:right center;-webkit-mask-image:radial-gradient(ellipse 72% 78% at 58% 52%,#000 58%,transparent 100%);mask-image:radial-gradient(ellipse 72% 78% at 58% 52%,#000 58%,transparent 100%)}
@media (max-width:760px){.hero-studio .hero-bg{top:auto;bottom:auto}.hero-studio .hero-bg img{object-fit:cover;-webkit-mask-image:none;mask-image:none}}
@media (max-width:760px){
  .hero-studio .hero-bg{position:relative;inset:auto;width:auto;top:auto;right:auto;bottom:auto}
  .hero-studio .hero-bg img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;object-position:center;-webkit-mask-image:none;mask-image:none}
  .hero-studio:before{background:linear-gradient(0deg,var(--ink) 50%,rgba(31,42,107,0) 62%)}
}
@media (max-width:760px){.hero-studio .hero-in{margin-top:-18px}.hero-studio:before{background:linear-gradient(0deg,var(--ink) 56%,rgba(31,42,107,0) 64%)}}
/* JAC: 2 phiên bản */
@media (min-width:901px){.trucks{grid-template-columns:repeat(2,1fr);max-width:960px;margin:0 auto}}
.truck-tabs{grid-template-columns:repeat(2,1fr)!important}
/* ảnh thật nền đường phố: bo mờ mép vào nền navy */
.hero-studio .hero-bg img{object-fit:cover;object-position:center 60%;-webkit-mask-image:radial-gradient(ellipse 70% 75% at 60% 52%,#000 50%,transparent 100%);mask-image:radial-gradient(ellipse 70% 75% at 60% 52%,#000 50%,transparent 100%)}
@media (max-width:760px){.hero-studio .hero-bg img{-webkit-mask-image:none;mask-image:none}}
/* Teraco V6: ảnh studio nền trắng */
.hero-studio .hero-bg img{object-fit:contain;object-position:right center;-webkit-mask-image:radial-gradient(ellipse 72% 78% at 58% 52%,#000 58%,transparent 100%);mask-image:radial-gradient(ellipse 72% 78% at 58% 52%,#000 58%,transparent 100%)}
@media (max-width:760px){.hero-studio .hero-bg img{object-fit:cover;-webkit-mask-image:none;mask-image:none}}
.eng-img{background:#fff}
/* Chọn màu sơn */
.colors{display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:center}
.color-img{margin:0;background:#fff;border-radius:var(--r);border:1px solid #e2e6f0;overflow:hidden}
.color-img img{width:100%;aspect-ratio:1.6;object-fit:contain;transition:opacity .25s}
.swatches{display:flex;flex-wrap:wrap;gap:12px;margin:18px 0 10px;padding:0;list-style:none}
.swatches button{width:44px;height:44px;border-radius:50%;border:3px solid #fff;box-shadow:0 0 0 1px #d7dcea;cursor:pointer;transition:box-shadow .2s,transform .15s}
.swatches button:hover{transform:scale(1.06)}
.swatches button[aria-pressed=true]{box-shadow:0 0 0 3px var(--red)}
.color-name{font-weight:700;color:var(--ink);font-size:18px}
@media (max-width:900px){.colors{grid-template-columns:1fr;gap:18px}}
/* hero ảnh banner (nền cảnh): bo mờ rộng hơn */
.hero-studio .hero-bg img{object-fit:contain;-webkit-mask-image:radial-gradient(ellipse 66% 72% at 60% 52%,#000 55%,transparent 100%);mask-image:radial-gradient(ellipse 66% 72% at 60% 52%,#000 55%,transparent 100%)}
@media (max-width:760px){.hero-studio .hero-bg img{object-fit:cover;-webkit-mask-image:none;mask-image:none}}