/* Santiago FRP - giao dien chinh */
:root{
  --blue:#1f4fd8; --blue-d:#163aa8; --navy:#12236b; --navy-2:#0b1747; --sky:#5cc8ff;
  --ice:#eef4ff; --ink:#0f1d44; --muted:#56658f; --line:#dbe5f7; --bg:#ffffff;
  --grid:rgba(31,79,216,.07); --grid-s:rgba(31,79,216,.035);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Be Vietnam Pro",system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;font-size:16px;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px;position:relative;z-index:1}
section{padding:90px 0;position:relative;overflow:hidden}
h1,h2,h3{line-height:1.25;letter-spacing:-.01em}
h2{font-size:clamp(26px,3.4vw,40px);font-weight:800;margin-bottom:14px;color:var(--navy)}
.lead{font-size:18px;color:var(--muted);max-width:720px}

/* thước đo nhỏ trước tiêu đề mục */
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--blue);margin-bottom:12px}
.eyebrow::before{content:"";width:34px;height:10px;border-bottom:2px solid currentColor;
  background:repeating-linear-gradient(90deg,currentColor 0 2px,transparent 2px 8px) bottom/100% 6px no-repeat}

/* nền lưới bản vẽ */
.blueprint{background-color:#f5f8ff;
  background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px),
  linear-gradient(var(--grid-s) 1px,transparent 1px),linear-gradient(90deg,var(--grid-s) 1px,transparent 1px);
  background-size:100px 100px,100px 100px,20px 20px,20px 20px}

/* họa tiết mờ */
.deco{position:absolute;pointer-events:none;color:var(--blue);opacity:.09;z-index:0;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.deco text{fill:currentColor;stroke:none;font-family:"Be Vietnam Pro";font-weight:700}
.on-dark .deco{color:#fff;opacity:.09}

/* nút */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 26px;border-radius:12px;font-weight:700;font-size:16px;transition:.2s;border:0;cursor:pointer;font-family:inherit}
.btn-blue{background:linear-gradient(135deg,var(--blue),#2f6bff);color:#fff;box-shadow:0 8px 20px rgba(31,79,216,.28)}
.btn-blue:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(31,79,216,.38)}
.btn-white{background:#fff;color:var(--navy);box-shadow:0 8px 24px rgba(0,0,0,.18)}
.btn-white:hover{transform:translateY(-2px);background:var(--ice)}
.btn-ghost{border:2px solid rgba(255,255,255,.8);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-zalo{background:#0068ff;color:#fff}.btn-zalo:hover{background:#0052cc}
.btn-line{border:2px solid var(--blue);color:var(--blue);background:#fff}.btn-line:hover{background:var(--ice)}

/* header */
header{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px;gap:20px}
.nav img{height:56px;width:auto}
.menu{display:flex;gap:28px;font-weight:600;font-size:15px;white-space:nowrap}
.menu a{position:relative;padding:6px 0}
.menu a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--blue);transform:scaleX(0);transition:.2s}
.menu a:hover{color:var(--blue)}.menu a:hover::after{transform:scaleX(1)}
.nav .btn{padding:10px 20px;font-size:15px;white-space:nowrap}
.burger{display:none;background:none;border:0;font-size:28px;cursor:pointer;color:var(--navy)}
.proto{background:var(--ice);color:var(--blue-d);text-align:center;font-size:13px;padding:6px 16px;border-bottom:1px solid var(--line)}

/* hero: mặt cắt mái dốc 2 bên */
.hero{color:#fff;padding:100px 0 150px;
  background:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px) 0 0/80px 80px,
             linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px) 0 0/80px 80px,
             linear-gradient(135deg,var(--navy-2) 0%,var(--navy) 40%,var(--blue) 100%);
  clip-path:polygon(0 0,100% 0,100% 88%,50% 100%,0 88%)}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center}
.hero h1{font-size:clamp(32px,4.8vw,56px);font-weight:800;margin-bottom:18px}
.hero h1 em{font-style:normal;color:var(--sky)}
.hero p{font-size:19px;opacity:.92;margin-bottom:30px;max-width:560px}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-badges{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:40px;max-width:560px}
.hero-badges div{font-size:13px;line-height:1.4;padding:14px 16px;border-radius:14px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);backdrop-filter:blur(4px)}
.hero-badges b{display:block;font-size:26px;font-weight:800;color:#fff}
.hero-art{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.2);border-radius:22px;padding:28px;backdrop-filter:blur(6px);animation:float 6s ease-in-out infinite}
.hero-art svg{width:100%;height:auto}
.hero-art .cap{font-size:13px;opacity:.75;text-align:center;margin-top:8px}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
.hero .crane{right:-40px;top:20px;width:420px;opacity:.12}
.hero .truss{left:0;bottom:70px;width:100%;opacity:.08}
.hook{transform-origin:250px 62px;animation:sway 5s ease-in-out infinite}
@keyframes sway{0%,100%{transform:rotate(-2.5deg)}50%{transform:rotate(2.5deg)}}

/* so sánh */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:44px}
.cmp{border-radius:20px;padding:32px;position:relative;overflow:hidden}
.cmp.bad{background:#fff;border:1px solid var(--line)}
.cmp.good{background:linear-gradient(135deg,var(--blue),var(--navy));color:#fff;box-shadow:0 18px 40px rgba(18,35,107,.25)}
.cmp h3{font-size:21px;margin-bottom:14px}
.cmp.bad h3{color:var(--muted)}
.cmp ul{list-style:none}
.cmp li{padding:9px 0 9px 32px;position:relative;border-bottom:1px dashed rgba(127,140,180,.25)}
.cmp li:last-child{border:0}
.cmp.bad li{color:var(--muted)}
.cmp.bad li::before{content:"✕";position:absolute;left:4px;color:#9aa6c6;font-weight:800}
.cmp.good li::before{content:"✓";position:absolute;left:2px;top:9px;width:22px;height:22px;border-radius:50%;background:rgba(255,255,255,.18);display:grid;place-items:center;font-size:13px;font-weight:800;color:var(--sky)}
.cmp.good .deco{color:#fff;opacity:.1;right:-30px;bottom:-20px;width:260px}

/* ứng dụng */
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:44px}
.card,.prod,.step,.reg{position:relative;transition:.25s}
.card{background:#fff;border-radius:18px;padding:28px;border:1px solid var(--line);overflow:hidden}
.card::after,.prod::after{content:"";position:absolute;left:0;top:0;height:4px;width:100%;background:linear-gradient(90deg,var(--blue),var(--sky));transform:scaleX(0);transform-origin:left;transition:.3s}
.card:hover,.prod:hover{transform:translateY(-6px);box-shadow:0 18px 40px rgba(31,79,216,.14);border-color:transparent}
.card:hover::after,.prod:hover::after{transform:scaleX(1)}
.card .ic{width:56px;height:56px;border-radius:14px;background:linear-gradient(135deg,var(--blue),#3d7bff);display:grid;place-items:center;margin-bottom:18px;box-shadow:0 8px 18px rgba(31,79,216,.25)}
.card .ic svg{width:28px;height:28px;stroke:#fff;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-size:18px;margin-bottom:8px;color:var(--navy)}
.card p{font-size:15px;color:var(--muted)}
.card .tag{display:inline-block;margin-top:14px;font-size:13px;font-weight:700;color:var(--blue);background:var(--ice);padding:5px 11px;border-radius:8px}

/* sản phẩm */
.lines{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:30px}
.line-tab{display:flex;gap:16px;align-items:center;border:2px solid var(--line);border-radius:18px;padding:20px 22px;background:#fff;transition:.2s}
.line-tab:hover{border-color:var(--blue);box-shadow:0 10px 26px rgba(31,79,216,.12)}
.line-tab i{flex:none;width:48px;height:48px;border-radius:12px;background:var(--ice);color:var(--blue);display:grid;place-items:center;font-style:normal;font-weight:800;font-size:20px}
.line-tab b{display:block;font-size:18px;color:var(--navy)}
.line-tab span{font-size:14px;color:var(--muted)}
.line-head{display:flex;gap:16px;align-items:flex-start;margin-top:64px;scroll-margin-top:100px;padding-bottom:18px;border-bottom:2px dashed var(--line)}
.line-head .num{flex:none;width:48px;height:48px;border-radius:14px;background:linear-gradient(135deg,var(--blue),var(--navy));color:#fff;font-weight:800;font-size:20px;display:grid;place-items:center}
.line-head h3{font-size:24px;font-weight:800;color:var(--navy)}
.line-head p{color:var(--muted);max-width:760px}
.prods{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:28px}
.prod{border:1px solid var(--line);border-radius:18px;padding:22px;display:flex;flex-direction:column;background:#fff;overflow:hidden}
.prod .photo{aspect-ratio:4/3;border-radius:12px;margin-bottom:18px;overflow:hidden;background:var(--ice);position:relative}
/* logo Santiago FRP góc ảnh sản phẩm */
.logo-tag{position:absolute;z-index:2;background:#fff url(../img/logo-santiago-frp.jpg) center/contain no-repeat;border-radius:8px;box-shadow:0 4px 14px rgba(15,29,68,.18)}
.prod .photo .logo-tag{left:8px;top:8px;width:54px;height:30px;border-radius:5px}
.prod .photo.empty .logo-tag{display:none}
.prod .photo.mh img{padding:0;object-fit:cover}
.mh::before{content:"Ảnh minh họa";position:absolute;z-index:2;right:10px;bottom:10px;font-size:11px;font-weight:700;color:#fff;background:rgba(18,35,107,.75);padding:3px 9px;border-radius:20px}
.gallery figure{position:relative;border-radius:18px;overflow:hidden;background:#fff;box-shadow:0 12px 30px rgba(18,35,107,.1);transition:.25s}
.gallery figure:hover{transform:translateY(-6px);box-shadow:0 18px 40px rgba(31,79,216,.18)}
.gallery figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.gallery figcaption{padding:14px 18px}
.gallery figcaption b{display:block;color:var(--navy);font-size:17px}
.gallery figcaption span{font-size:14px;color:var(--muted)}
.gallery .mh::before{bottom:auto;top:12px}
.hero-art{position:relative}
.hero-art .logo-tag{left:18px;top:-16px;width:80px;height:45px}
.kit .logo-tag{right:24px;top:24px;width:80px;height:45px}
.contact .logo-big{display:block;width:180px;height:100px;position:relative;margin-bottom:22px;border-radius:12px}
@media (max-width:600px){.kit .logo-tag{position:relative;right:auto;top:auto;display:block;margin-bottom:16px}}
.prod .photo:not(.empty){background:#fff;border:1px solid var(--line)}
.prod .photo img{width:100%;height:100%;object-fit:contain;padding:10px;transition:.4s}
.prod:hover .photo img{transform:scale(1.05)}
.prod .photo.empty{border:2px dashed #b9c8ea;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;text-align:center;padding:14px;color:var(--muted);font-size:13px;
  background:#f7faff linear-gradient(var(--grid-s) 1px,transparent 1px) 0 0/16px 16px}
.prod .photo.empty svg{width:34px;height:34px;stroke:#8fa3d6;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.prod .photo.empty b{color:var(--navy);font-size:14px}
.prod h3{font-size:22px;font-weight:800;color:var(--navy)}
.prod .size{font-size:15px;color:var(--muted);margin-bottom:14px}
.spec{display:grid;grid-template-columns:1fr 1fr;gap:8px;font-size:13px;margin-bottom:16px;color:var(--muted)}
.spec div{background:var(--ice);border-radius:10px;padding:9px 11px}
.spec b{display:block;font-size:16px;color:var(--ink)}
.prod .use{font-size:14px;color:var(--muted);flex:1;margin-bottom:18px}
.prod .btn{padding:12px;font-size:15px}

/* bảng tra */
.picker{margin-top:34px;background:#fff;border-radius:20px;padding:28px;display:grid;grid-template-columns:1fr 1fr auto;gap:16px;align-items:end;box-shadow:0 18px 44px rgba(18,35,107,.12);border-top:5px solid var(--blue)}
.picker label{font-size:14px;font-weight:600;display:block;margin-bottom:6px;color:var(--navy)}
.picker select,.picker input{width:100%;padding:13px;border:1px solid var(--line);border-radius:12px;font:inherit;font-size:16px;background:#fff}
.picker select:focus,.picker input:focus{outline:2px solid var(--blue);border-color:transparent}
.picker .out{grid-column:1/-1;font-size:17px;padding:16px 18px;background:var(--ice);border-left:4px solid var(--blue);border-radius:10px;display:none}
.picker .out.show{display:block;animation:pop .35s ease}
@keyframes pop{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.tbl-wrap{overflow-x:auto;margin-top:30px;border-radius:18px;border:1px solid var(--line);background:#fff}
table{width:100%;border-collapse:collapse;min-width:640px}
th,td{padding:15px 16px;text-align:center;font-size:15px;border-bottom:1px solid var(--line)}
th{background:var(--navy);color:#fff;font-weight:700}
td:first-child,th:first-child{text-align:left}
tbody tr:nth-child(even){background:#f8faff}
tbody tr:hover{background:var(--ice)}
td b{color:var(--blue)}
.note{font-size:14px;color:var(--muted);margin-top:14px}

/* quy trình */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:48px;counter-reset:s;position:relative}
.steps::before{content:"";position:absolute;left:12%;right:12%;top:30px;border-top:2px dashed #b9c8ea;z-index:0}
.step{padding:0 8px;text-align:center;z-index:1}
.step::before{counter-increment:s;content:counter(s);display:grid;place-items:center;width:60px;height:60px;margin:0 auto 18px;border-radius:50%;background:linear-gradient(135deg,var(--blue),var(--navy));color:#fff;font-weight:800;font-size:22px;box-shadow:0 0 0 8px #fff,0 10px 24px rgba(31,79,216,.3)}
.step h3{font-size:18px;margin-bottom:8px;color:var(--navy)}
.step p{font-size:15px;color:var(--muted)}
.kit{margin-top:60px;display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center;color:#fff;border-radius:24px;padding:44px;position:relative;overflow:hidden;
  background:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px) 0 0/40px 40px,linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px) 0 0/40px 40px,linear-gradient(135deg,var(--navy),var(--blue))}
.kit h3{font-size:26px;margin-bottom:12px}
.kit ul{list-style:none;margin-top:10px}
.kit li{padding:7px 0 7px 30px;position:relative}
.kit li::before{content:"✓";position:absolute;left:0;color:var(--sky);font-weight:800}

/* công trình */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:40px}
.ph{aspect-ratio:4/3;border-radius:18px;border:2px dashed #b9c8ea;display:grid;place-items:center;text-align:center;color:var(--muted);font-size:14px;padding:20px;background:rgba(255,255,255,.8)}

/* hỏi đáp */
.faq{max-width:880px;margin-top:34px;display:grid;gap:12px}
details{border:1px solid var(--line);border-radius:14px;padding:18px 22px;background:#fff;transition:.2s}
details[open]{border-color:var(--blue);box-shadow:0 10px 24px rgba(31,79,216,.1)}
summary{font-weight:700;font-size:17px;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:16px;color:var(--navy)}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";flex:none;width:28px;height:28px;border-radius:50%;background:var(--ice);color:var(--blue);display:grid;place-items:center;font-size:20px;line-height:1;transition:.2s}
details[open] summary::after{content:"–";background:var(--blue);color:#fff}
details p{margin-top:10px;color:var(--muted)}

/* liên hệ */
.contact{color:#fff;padding-top:140px;
  background:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px) 0 0/80px 80px,linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px) 0 0/80px 80px,linear-gradient(135deg,var(--blue) 0%,var(--navy) 60%,var(--navy-2) 100%);
  clip-path:polygon(0 0,50% 70px,100% 0,100% 100%,0 100%)}
.contact h2{color:#fff}
.contact .eyebrow{color:var(--sky)}
.regions{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:40px}
.reg{background:#fff;color:var(--ink);border-radius:20px;padding:28px;text-align:center;box-shadow:0 18px 40px rgba(0,0,0,.2)}
.reg:hover{transform:translateY(-6px)}
.reg .pin{width:54px;height:54px;margin:0 auto 10px;border-radius:50%;background:var(--ice);display:grid;place-items:center}
.reg .pin svg{width:26px;height:26px;stroke:var(--blue);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.reg h3{font-size:20px;color:var(--navy)}
.reg .ph-no{display:block;font-size:26px;font-weight:800;color:var(--blue);margin:8px 0 18px}
.reg .ph-no:hover{color:#0068ff;text-decoration:underline}
.reg .row{display:flex;gap:10px}
.reg .row a{flex:1;padding:11px;font-size:15px}

footer{background:var(--navy-2);color:#b9c4e6;padding:56px 0 30px;font-size:14px;position:relative;overflow:hidden}
footer .cols{display:grid;grid-template-columns:1.1fr .8fr .95fr 1.55fr;gap:36px}
footer h4 a{color:inherit}
footer .f-co{color:#fff;font-weight:600;margin-bottom:10px}
footer .f-reg + .f-reg{margin-top:12px}
footer .f-reg > b{display:block;color:#fff;font-size:14px;margin-bottom:2px}
footer .f-reg > b a{color:var(--sky)}
footer .f-reg li{display:flex;gap:8px;align-items:flex-start;padding:2px 0;line-height:1.5}
footer .f-reg li svg{flex:none;width:15px;height:15px;margin-top:3px;stroke:var(--sky);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
@media (max-width:1100px) and (min-width:961px){footer .cols{grid-template-columns:1fr 1fr}}
footer img{height:72px;width:auto;border-radius:8px;margin-bottom:14px}
footer h4{color:#fff;font-size:16px;margin-bottom:12px}
footer li{list-style:none;padding:3px 0}
footer a:hover{color:#fff;text-decoration:underline}
footer .copy{border-top:1px solid rgba(255,255,255,.12);margin-top:34px;padding-top:20px;text-align:center}

/* hiện dần khi cuộn */
.js .reveal{transform:translateY(22px);transition:transform .7s ease}
.js .reveal.in{transform:none}
@media (prefers-reduced-motion:reduce){
  .js .reveal{transform:none}
  .hero-art,.hook{animation:none}
}

@media (max-width:1100px){
  .menu{display:none;position:absolute;top:76px;left:0;right:0;background:#fff;flex-direction:column;padding:16px 20px;gap:14px;border-bottom:1px solid var(--line)}
  .menu.open{display:flex}
  .burger{display:block}
  .nav .btn{display:none}
}
@media (max-width:960px){
  .hero .wrap,.compare,.kit{grid-template-columns:1fr}
  .grid4,.steps{grid-template-columns:1fr 1fr}
  .steps::before{display:none}
  .prods,.regions,.gallery{grid-template-columns:1fr 1fr}
  footer .cols{grid-template-columns:1fr}
  .hero .crane{width:300px;opacity:.08}
}
@media (max-width:600px){
  section{padding:60px 0}
  .wrap{padding:0 16px}
  .grid4,.steps,.prods,.regions,.gallery,.lines{grid-template-columns:1fr}
  .picker{grid-template-columns:1fr}
  .nav img{height:46px}
  .hero{padding:60px 0 110px;clip-path:polygon(0 0,100% 0,100% 94%,50% 100%,0 94%)}
  .hero-badges{grid-template-columns:1fr 1fr 1fr;gap:8px}
  .hero-badges div{padding:10px}
  .hero-badges b{font-size:20px}
  .kit{padding:26px}
  .contact{padding-top:100px;clip-path:polygon(0 0,50% 36px,100% 0,100% 100%,0 100%)}
  .deco{max-width:80vw}
}

/* ===== Bổ sung cho WordPress ===== */
.menu li{list-style:none}
.menu li a{position:relative;padding:6px 0;display:inline-block}
.menu li a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--blue);transform:scaleX(0);transition:.2s}
.menu li a:hover{color:var(--blue)}.menu li a:hover::after{transform:scaleX(1)}
.nav .custom-logo{height:56px;width:auto}
.prod h3 a{color:inherit}
.prod h3 a:hover{color:var(--blue)}
.prod-link{display:block}
.prod-btns{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.prod-btns .btn{padding:12px 8px}
.out-link{color:var(--blue);font-weight:700}
.faq-sec{padding-bottom:150px}
.faq-sec + .contact{margin-top:-70px}
.gallery figure a{display:block}
.gallery figure .ph{border-radius:0;border:0}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--sky);outline-offset:2px}

/* Đầu trang con */
.page-head{color:#fff;padding:70px 0 90px;
  background:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px) 0 0/80px 80px,
             linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px) 0 0/80px 80px,
             linear-gradient(135deg,var(--navy-2) 0%,var(--navy) 45%,var(--blue) 100%);
  clip-path:polygon(0 0,100% 0,100% 85%,50% 100%,0 85%)}
.page-head .truss{left:0;bottom:20px;width:100%;opacity:.08}
.page-head h1{font-size:clamp(28px,4vw,46px);font-weight:800;margin:6px 0 8px}
.page-head p,.page-head .lead{color:#d7e2ff;max-width:720px}
.crumb{display:inline-block;font-size:14px;font-weight:600;color:var(--sky)}
.crumb:hover{text-decoration:underline}

/* Trang chi tiết */
.detail{padding:50px 0 80px}
.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.detail-grid > *{min-width:0}
.detail-media .photo{aspect-ratio:4/3;border-radius:18px;overflow:hidden;position:relative;background:#fff;border:1px solid var(--line)}
.detail-media .photo img{width:100%;height:100%;object-fit:contain}
.detail-media .photo.mh img{object-fit:cover}
.detail-media .photo .logo-tag{left:12px;top:12px;width:72px;height:40px}
.detail-media .photo.empty{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:var(--muted);border:2px dashed #b9c8ea}
.detail-media .photo.empty svg{width:40px;height:40px;stroke:#8fa3d6;fill:none;stroke-width:1.8}
.detail-body{display:grid;gap:18px;justify-items:start}
.spec-table{min-width:0}
.spec-table th{background:var(--ice);color:var(--navy);text-align:left;width:46%}
.spec-table td{text-align:left}
.place{display:flex;align-items:center;gap:10px;font-weight:600;color:var(--navy)}
.place .pin{width:36px;height:36px;margin:0;border-radius:50%;background:var(--ice);display:grid;place-items:center}
.place .pin svg{width:20px;height:20px;stroke:var(--blue);fill:none;stroke-width:2}
.entry{font-size:17px;line-height:1.75;max-width:72ch}
.entry > * + *{margin-top:1em}
.entry h2,.entry h3{color:var(--navy);margin-top:1.4em}
.entry img{border-radius:12px;height:auto}
.entry ul,.entry ol{padding-left:1.4em}
.entry a{color:var(--blue);text-decoration:underline}
.entry .sfrp-anh{display:none}
.narrow{max-width:820px}
.detail .wrap > .btn + .btn{margin-left:10px}
.pager{margin-top:36px}
.pager .nav-links{display:flex;gap:8px;flex-wrap:wrap}
.pager .page-numbers{padding:8px 14px;border-radius:10px;border:1px solid var(--line);background:#fff}
.pager .current{background:var(--blue);color:#fff;border-color:var(--blue)}
@media (max-width:960px){.detail-grid{grid-template-columns:1fr}}
/* Hinh minh hoa buoc keo */
.bt-head{display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center}
.bt-head > *{min-width:0}
.bt-fig{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px 16px 12px;box-shadow:0 14px 34px rgba(18,35,107,.1)}
.bt-fig svg{width:100%;height:auto;display:block}
.bt-fig figcaption{font-size:13px;color:var(--muted);margin-top:6px;text-align:center}
@media (max-width:960px){.bt-head{grid-template-columns:1fr}}
/* Form nhận tư vấn + hotline thu gọn */
.contact h2{max-width:none}
.contact-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:28px;margin-top:30px;align-items:start}
.contact-grid > *{min-width:0}
.lead-form{background:#fff;color:var(--ink);border-radius:20px;padding:28px;display:grid;grid-template-columns:1fr 1fr;gap:16px;box-shadow:0 18px 40px rgba(0,0,0,.2)}
.lead-form .full,.lead-form .f-row.full{grid-column:1/-1}
.f-row{display:grid;gap:6px;min-width:0}
.f-row label{font-size:14px;font-weight:700;color:var(--navy)}
.f-row input,.f-row select{width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:12px;font:inherit;font-size:16px;color:var(--ink);background:#f8faff}
.f-row input:focus,.f-row select:focus{outline:2px solid var(--blue);border-color:transparent;background:#fff}
.lead-form .btn{padding:15px;font-size:17px}
.f-note{font-size:14px;color:var(--muted);text-align:center;margin-top:-4px}
.form-msg{grid-column:1/-1;padding:12px 14px;border-radius:10px;font-weight:600;font-size:15px}
.form-msg.ok{background:#e8f6ee;color:#14663d}
.form-msg.err{background:#fdeceb;color:#a12a22}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.reg-list{display:grid;gap:12px}
.reg-title{font-weight:700;color:#d7e2ff;font-size:15px}
.reg-list .reg{display:grid;grid-template-columns:auto 1fr;align-items:center;gap:6px 12px;text-align:left;padding:14px 16px;border-radius:16px;box-shadow:0 10px 26px rgba(0,0,0,.18)}
.reg-list .reg:hover{transform:translateY(-3px)}
.reg-list .reg .pin{width:40px;height:40px;margin:0}
.reg-list .reg .pin svg{width:20px;height:20px}
.reg-list .reg h3{font-size:14px;color:var(--muted);font-weight:600}
.reg-list .reg .ph-no{font-size:19px;margin:0}
.reg-list .reg .row{grid-column:1/-1;gap:8px}
.reg-list .reg .row a{padding:8px;font-size:14px;border-radius:10px}
@media (max-width:960px){.contact-grid{grid-template-columns:1fr}}
@media (max-width:600px){.lead-form{grid-template-columns:1fr;padding:20px}}

/* Ô tra xã, phường */
.xa-box{position:relative;min-width:0}
.xa-box input{width:100%}
.xa-list{position:absolute;left:0;right:0;top:100%;margin-top:6px;z-index:20;list-style:none;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 16px 36px rgba(18,35,107,.18);max-height:320px;overflow-y:auto;padding:6px}
.xa-list li{display:flex;flex-direction:column;gap:1px;padding:9px 12px;border-radius:8px;cursor:pointer}
.xa-list li span{font-weight:600;color:var(--ink)}
.xa-list li small{font-size:12.5px;color:var(--muted)}
.xa-list li:hover,.xa-list li.active{background:var(--ice)}
.xa-list li.none{cursor:default;color:var(--muted);font-size:14px}
.picker .xa-zone{grid-column:1/-1;font-size:14px;color:var(--muted);margin:-6px 0 0}
.picker .xa-zone:empty{display:none}
.picker .xa-zone.ok b{color:var(--blue)}

/* Chọn ngôn ngữ + tự dịch */
.nav-right{display:flex;align-items:center;gap:12px}
.lang{position:relative}
.lang-btn{display:inline-flex;align-items:center;gap:6px;height:42px;padding:0 12px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--navy);font:inherit;font-weight:700;font-size:14px;cursor:pointer}
.lang-btn svg{width:18px;height:18px;stroke:var(--blue);fill:none;stroke-width:1.8}
.lang-btn:hover{border-color:var(--blue)}
.lang-list{position:absolute;right:0;top:calc(100% + 8px);z-index:60;list-style:none;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 16px 36px rgba(18,35,107,.18);padding:6px;min-width:200px}
.lang-list button{display:block;width:100%;text-align:left;padding:9px 12px;border:0;background:none;border-radius:8px;font:inherit;font-size:15px;color:var(--ink);cursor:pointer}
.lang-list button:hover{background:var(--ice)}
.lang-list button.on{color:var(--blue);font-weight:700}
body{top:0!important}
body > .skiptranslate,.goog-te-banner-frame,#goog-gt-tt,.goog-te-balloon-frame,.VIpgJd-ZVi9od-ORHb-OEVmcd,.VIpgJd-ZVi9od-aZ2wEe-wOHMyf{display:none!important}
.goog-text-highlight{background:none!important;box-shadow:none!important}
/* ===== Mục Kiến thức (05/10/2026) ===== */
/* menu thả xuống */
.has-sub{position:relative;display:flex;align-items:center;gap:2px}
.sub-btn{display:inline-grid;place-items:center;width:26px;height:26px;border:0;background:none;color:var(--navy);cursor:pointer;border-radius:6px;padding:0}
.sub-btn svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round;transition:transform .2s}
.has-sub.on > .sub-top{color:var(--blue)}
.has-sub.on > .sub-top::after{transform:scaleX(1)}
.sub{position:absolute;top:calc(100% + 16px);left:50%;transform:translateX(-50%);width:620px;max-width:calc(100vw - 32px);background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 22px 48px rgba(18,35,107,.2);padding:12px;opacity:0;visibility:hidden;transition:opacity .18s,visibility .18s;z-index:70;white-space:normal}
.sub::before{content:"";position:absolute;left:0;right:0;top:-18px;height:18px}
.sub-grid{display:grid;grid-template-columns:1fr 1fr;gap:2px}
.menu .sub a{display:flex;gap:12px;align-items:flex-start;padding:10px 12px;border-radius:10px}
.menu .sub a::after{display:none}
.menu .sub a:hover{background:var(--ice)}
.sub a svg{flex:none;width:36px;height:36px;padding:8px;border-radius:10px;background:var(--ice);stroke:var(--blue);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.sub a:hover svg{background:#fff}
.sub b{display:block;font-size:14.5px;color:var(--navy);font-weight:700;line-height:1.3}
.sub small{display:block;font-size:12.5px;color:var(--muted);font-weight:500;line-height:1.4;margin-top:2px}
.menu .sub .sub-all{display:block;margin-top:6px;padding:11px 12px 4px;border-top:1px solid var(--line);border-radius:0;color:var(--blue);font-weight:700;font-size:14px;text-align:center}
.menu .sub .sub-all:hover{background:none;text-decoration:underline}
@media (min-width:1101px){
  .has-sub:hover .sub,.has-sub:focus-within .sub,.has-sub.open .sub{opacity:1;visibility:visible}
  .has-sub:hover .sub-btn svg,.has-sub.open .sub-btn svg{transform:rotate(180deg)}
}
@media (max-width:1100px){
  .menu{max-height:calc(100vh - 76px);overflow-y:auto}
  .has-sub{flex-wrap:wrap;justify-content:space-between}
  .sub-btn{width:40px;height:34px;background:var(--ice)}
  .sub{position:static;transform:none;width:100%;max-width:none;flex-basis:100%;box-shadow:none;border:0;padding:6px 0 0;opacity:1;visibility:visible;display:none}
  .sub::before{display:none}
  .has-sub.open .sub{display:block}
  .has-sub.open .sub-btn svg{transform:rotate(180deg)}
  .sub-grid{grid-template-columns:1fr}
  .menu .sub a{padding:8px 6px}
  .sub a svg{width:32px;height:32px;padding:7px}
}

/* đường dẫn trên đầu trang */
.crumbs{display:flex;flex-wrap:wrap;gap:4px 8px;font-size:14px;font-weight:600;color:#d7e2ff}
.crumbs a{color:var(--sky)}
.crumbs a:hover{text-decoration:underline}
.crumbs span{opacity:.55}
.page-head .kt-meta{font-size:14px;color:#d7e2ff;opacity:.95}

/* trang tổng */
.kt-intro{padding-bottom:0}
.kt-branches{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:18px;margin-top:28px}
.kt-branch{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px;display:flex;flex-direction:column;gap:12px;transition:box-shadow .2s,border-color .2s}
.kt-branch:hover{border-color:#b9c8ea;box-shadow:0 14px 30px rgba(18,35,107,.1)}
.kt-branch-head{display:flex;gap:12px;align-items:center}
.kt-branch .ic svg{display:block;width:46px;height:46px;padding:11px;border-radius:12px;background:linear-gradient(135deg,var(--blue),#2f6bff);stroke:#fff;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.kt-branch-head b{display:block;color:var(--navy);font-size:17px;line-height:1.3}
.kt-branch-head small{display:block;color:var(--muted);font-size:13px}
.kt-branch-head:hover b{color:var(--blue)}
.kt-branch p{font-size:14px;color:var(--muted)}
.kt-branch ul{list-style:none;display:grid;gap:7px;border-top:1px dashed var(--line);padding-top:12px}
.kt-branch li a{display:block;padding-left:14px;position:relative;font-size:14px;font-weight:600;line-height:1.45;color:var(--ink)}
.kt-branch li a::before{content:"";position:absolute;left:0;top:.55em;width:6px;height:6px;border-radius:2px;background:var(--sky)}
.kt-branch li a:hover{color:var(--blue)}
.kt-go{margin-top:auto;font-size:14px;font-weight:700;color:var(--blue)}
.kt-go:hover{text-decoration:underline}

/* thẻ bài viết */
.kt-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:22px;margin-top:28px}
.kt-card a{display:flex;flex-direction:column;gap:10px;height:100%;background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;position:relative;overflow:hidden;transition:transform .2s,box-shadow .2s}
.kt-card a::before{content:"";position:absolute;left:0;top:0;right:0;height:4px;background:linear-gradient(90deg,var(--blue),var(--sky));transform:scaleX(0);transform-origin:left;transition:transform .3s}
.kt-card a:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(18,35,107,.12)}
.kt-card a:hover::before{transform:scaleX(1)}
.kt-cat{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:700;color:var(--blue);text-transform:uppercase;letter-spacing:.04em}
.kt-cat svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.kt-card h3{font-size:19px;color:var(--navy);line-height:1.35}
.kt-card p{font-size:14.5px;color:var(--muted);flex:1}
.kt-more{font-size:14px;font-weight:700;color:var(--blue)}

/* chủ đề dạng nút */
.kt-chips{display:flex;flex-wrap:wrap;gap:8px}
.kt-chips a{padding:8px 14px;border-radius:999px;border:1px solid var(--line);font-size:14px;font-weight:600;color:var(--navy);background:#fff}
.kt-chips a:hover{border-color:var(--blue);color:var(--blue)}
.kt-chips a.on{background:var(--blue);border-color:var(--blue);color:#fff}

/* trang bài viết */
.kt-sec{overflow:visible}
.kt-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start}
.kt-article{min-width:0}
.kt-thumb img{width:100%;height:auto;border-radius:16px;margin-bottom:22px}
.kt-sapo{font-size:19px;font-weight:600;color:var(--navy);line-height:1.6;margin-bottom:22px;padding-left:16px;border-left:4px solid var(--sky)}
.kt-article .entry{max-width:none}
.entry h2{font-size:clamp(22px,2.4vw,27px)}
.entry h3{font-size:20px}
.entry li + li{margin-top:.35em}
.entry .wp-block-table{overflow-x:auto;border:1px solid var(--line);border-radius:14px;margin-left:0;margin-right:0}
.entry .wp-block-table table{min-width:520px;table-layout:auto;border-collapse:collapse}
.entry .wp-block-table thead{border:0}
.entry .wp-block-table th,.entry .wp-block-table td{border:0;border-bottom:1px solid var(--line);font-size:15px;padding:11px 12px;line-height:1.45}
.entry .wp-block-table tbody tr:nth-child(even){background:#f7f9ff}
.entry .wp-block-table tbody tr:last-child td{border-bottom:0}
.entry .wp-block-table td:first-child{font-weight:700;color:var(--navy)}
.kt-cta{margin-top:36px;border-radius:18px;padding:26px;display:flex;gap:20px;align-items:center;justify-content:space-between;color:#fff;background:linear-gradient(135deg,var(--navy-2),var(--navy) 50%,var(--blue))}
.kt-cta b{display:block;font-size:20px;margin-bottom:4px}
.kt-cta p{color:#d7e2ff;font-size:15px}
.kt-cta-btns{display:flex;gap:10px;flex-wrap:wrap;flex:none}
.kt-cta .btn{padding:12px 18px;font-size:15px}
.kt-side{display:grid;gap:18px;position:sticky;top:96px}
.kt-box{border:1px solid var(--line);border-radius:18px;padding:20px;background:#fff}
.kt-box h2{font-size:17px;margin-bottom:10px}
.kt-box ul{list-style:none;display:grid;gap:2px}
.kt-box li a{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:10px;font-size:14.5px;font-weight:600;color:var(--ink)}
.kt-box li a svg{flex:none;width:20px;height:20px;stroke:var(--blue);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.kt-box li a:hover,.kt-box li a.on{background:var(--ice);color:var(--blue)}
.kt-box-sp{background:var(--ice);border-color:transparent}
.kt-box-sp p{font-size:14px;color:var(--muted);margin-bottom:14px}
.kt-box-sp .btn{width:100%;padding:11px}
@media (max-width:960px){
  .kt-layout{grid-template-columns:1fr;gap:32px}
  .kt-side{position:static}
  .kt-cta{flex-direction:column;align-items:flex-start}
}
@media (max-width:600px){
  .kt-sapo{font-size:17px}
  .kt-cta{padding:22px}
  .kt-cards,.kt-branches{grid-template-columns:1fr}
}