:root{
  --navy:#103b64; --navy2:#0a2d4c; --blue:#156e9d; --cyan:#17a7c2;
  --sky:#edf6fb; --sky2:#f8fbfd; --gold:#e6ad24; --ink:#182433;
  --muted:#607285; --line:#dbe5ee; --white:#fff;
  --shadow:0 18px 46px rgba(16,59,100,.10);
  --shadow2:0 9px 24px rgba(16,59,100,.07);
  --radius:22px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,"Segoe UI",Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.65}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{width:min(1180px,92%);margin:auto}
.topbar{background:var(--navy2);color:#dce8f1;font-size:12px}
.topbar .container{height:34px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.topbar-links{display:flex;gap:18px;flex-wrap:wrap}
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);border-bottom:1px solid rgba(219,229,238,.92)}
.nav{height:82px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand img{width:190px;height:64px;object-fit:contain;object-position:left center}
.navlinks{display:flex;align-items:center;gap:20px;font-size:14px;font-weight:750;color:#405468}
.navlinks a{padding:28px 0;position:relative}
.navlinks a:hover,.navlinks a.active{color:var(--blue)}
.navlinks a.active:after{content:"";position:absolute;left:0;right:0;bottom:19px;height:2px;background:var(--gold)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:12px;padding:12px 17px;font-weight:800;border:1px solid transparent;transition:.18s ease;cursor:pointer}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--navy);color:#fff;box-shadow:0 8px 20px rgba(16,59,100,.17)}
.btn-outline{background:#fff;border-color:#cbd8e4;color:var(--navy)}
.btn-gold{background:var(--gold);color:#15304a}
.mobile-toggle{display:none;border:0;background:var(--sky);width:44px;height:44px;border-radius:11px;font-size:22px;color:var(--navy)}
h1{font-size:56px;line-height:1.06;letter-spacing:-.04em;margin:15px 0 20px;color:var(--navy2)}
h2{font-size:38px;line-height:1.18;letter-spacing:-.025em;margin:0 0 16px;color:var(--navy2)}
h3{font-size:22px;line-height:1.32;margin:0 0 10px;color:var(--navy2)}
h4{font-size:17px;color:var(--navy2);margin:0 0 7px}
p{margin-top:0}
.lead{font-size:19px;color:#4f6376}
.eyebrow{font-size:12px;font-weight:900;letter-spacing:.14em;text-transform:uppercase;color:var(--blue);margin-bottom:10px}
.badge{display:inline-flex;padding:7px 12px;border-radius:999px;background:var(--sky);color:var(--blue);font-size:12px;font-weight:900;letter-spacing:.07em;text-transform:uppercase}
section{padding:78px 0}
.section-head{max-width:800px;margin-bottom:34px}
.section-head p{color:var(--muted);font-size:17px}
.hero{padding:78px 0 68px;background:radial-gradient(circle at 88% 12%,rgba(230,173,36,.16),transparent 22%),radial-gradient(circle at 5% 85%,rgba(21,110,157,.10),transparent 28%),linear-gradient(180deg,#fbfdff,#fff)}
.hero-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:48px;align-items:center}
.hero-actions{display:flex;gap:11px;flex-wrap:wrap;margin-top:26px}
.hero-points{display:flex;gap:20px;flex-wrap:wrap;margin-top:24px;color:#526779;font-size:14px;font-weight:700}
.hero-points span:before{content:"✓";color:var(--gold);font-weight:900;margin-right:6px}
.hero-panel{min-height:440px;background:linear-gradient(150deg,var(--navy2),var(--navy));color:#fff;border-radius:30px;padding:28px;box-shadow:0 26px 70px rgba(10,45,76,.20);position:relative;overflow:hidden}
.hero-panel:before{content:"";position:absolute;width:260px;height:260px;border-radius:50%;right:-80px;top:-90px;background:rgba(230,173,36,.18)}
.hero-panel .eyebrow{color:#a8cfe3;position:relative}
.hero-panel h3{color:#fff;font-size:29px;position:relative}
.mini-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px;margin-top:25px;position:relative}
.mini-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.13);border-radius:17px;padding:18px}
.mini-card b{display:block;color:#fff;font-size:22px;margin-bottom:5px}
.mini-card span{color:#d3e2ec;font-size:12px}
.cover-first{padding:0;background:#071d31}
.cover-first .cover-frame{position:relative;overflow:hidden;max-height:610px}
.cover-first img{width:100%;height:500px;object-fit:cover;object-position:center top;transform:scale(1.01)}
.cover-first .cover-frame:after{content:"";position:absolute;left:0;right:0;bottom:0;height:28%;background:linear-gradient(0deg,rgba(7,29,49,1) 0%,rgba(7,29,49,.92) 48%,rgba(7,29,49,0) 100%)}
.cover-label{position:absolute;left:6%;bottom:36px;color:white;z-index:2;max-width:780px}
.cover-label h1{color:#fff;font-size:46px;margin:5px 0 4px;text-shadow:0 4px 18px rgba(0,0,0,.25)}
.cover-label p{color:#d8e6ef;font-size:17px;margin:0}
.band{background:var(--navy2);color:#fff;padding:28px 0}
.band-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.16)}
.band-item{background:var(--navy2);padding:18px 22px}
.band-item b{display:block;font-size:15px}
.band-item span{color:#b9cfdd;font-size:12px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:25px;box-shadow:var(--shadow2);transition:.2s ease}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card-icon{width:48px;height:48px;border-radius:14px;background:var(--sky);color:var(--blue);display:grid;place-items:center;font-weight:900;margin-bottom:17px;border:1px solid #d8e8f3}
.card p{color:var(--muted);margin-bottom:0}
.card-link{display:inline-flex;margin-top:15px;color:var(--blue);font-weight:800;font-size:14px}
.soft{background:var(--sky2)}
.dark{background:linear-gradient(150deg,var(--navy2),var(--navy));color:#fff}
.dark h2,.dark h3,.dark h4{color:#fff}
.dark p{color:#d4e1eb}
.split{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center}
.media-card{border-radius:28px;overflow:hidden;box-shadow:var(--shadow);border:1px solid #dce6ee;background:#fff}
.media-card img{width:100%;height:390px;object-fit:cover;object-position:center 28%}
.quote-card{background:linear-gradient(145deg,#f5fbff,#eaf5fb);border:1px solid #d8e7f2;border-radius:28px;padding:34px}
.quote-card strong{font-size:27px;line-height:1.3;color:var(--navy2);display:block;margin-bottom:12px}
.tick-list{display:grid;gap:12px;margin-top:20px}
.tick-item{display:flex;gap:11px;align-items:flex-start}
.tick{width:25px;height:25px;border-radius:50%;background:var(--sky);color:var(--blue);display:grid;place-items:center;flex:0 0 auto;font-size:13px;font-weight:900;margin-top:2px}
.tick-item span{color:var(--muted)}
.values{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.value{border:1px solid var(--line);background:#fff;border-radius:18px;padding:21px}
.value b{display:block;color:var(--navy2);font-size:17px;margin-bottom:5px}
.value p{color:var(--muted);font-size:14px;margin:0}
.timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.time-card{border-radius:20px;padding:24px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow2)}
.time-card .year{color:var(--gold);font-size:13px;font-weight:900;letter-spacing:.08em}
.people{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.person{background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;box-shadow:var(--shadow2)}
.person-visual{height:180px;background:linear-gradient(135deg,var(--navy2),var(--blue));display:flex;align-items:flex-end;padding:20px;position:relative;overflow:hidden}
.person-visual:after{content:"";position:absolute;width:150px;height:150px;border-radius:50%;right:-40px;top:-40px;background:rgba(230,173,36,.20)}
.person-initial{width:72px;height:72px;border-radius:50%;background:#fff;color:var(--navy);display:grid;place-items:center;font-size:25px;font-weight:900;z-index:1}
.person-body{padding:21px}
.person-body small{color:var(--blue);font-weight:800}
.person-body p{color:var(--muted);font-size:14px;margin-bottom:0}
.lifecycle{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.life-card{position:relative;min-height:220px;padding:25px;border-radius:22px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow2);overflow:hidden}
.life-card:after{content:attr(data-num);position:absolute;right:10px;bottom:-18px;font-size:100px;font-weight:900;color:rgba(16,59,100,.045)}
.life-card p{color:var(--muted)}
.service-section{border-top:1px solid var(--line)}
.service-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:36px}
.service-side{position:sticky;top:125px;align-self:start;background:var(--sky2);border:1px solid var(--line);border-radius:20px;padding:22px}
.service-side a{display:block;padding:9px 0;color:#4a6074;font-weight:700;border-bottom:1px solid #e5edf3}
.service-side a:last-child{border-bottom:none}
.service-content{display:grid;gap:17px}
.service-block{border:1px solid var(--line);border-radius:20px;padding:25px;background:#fff}
.service-block ul{margin-bottom:0;color:var(--muted)}
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.article{border:1px solid var(--line);border-radius:20px;overflow:hidden;background:#fff;box-shadow:var(--shadow2)}
.article-thumb{height:160px;background:linear-gradient(145deg,rgba(10,45,76,.96),rgba(21,110,157,.86));position:relative}
.article-thumb:before{content:"ATT";position:absolute;right:18px;bottom:2px;color:rgba(255,255,255,.13);font-size:58px;font-weight:900}
.article-body{padding:21px}
.article-body small{color:var(--blue);font-size:10px;font-weight:900;letter-spacing:.11em;text-transform:uppercase}
.article-body p{color:var(--muted);font-size:14px}
.news-list{display:grid;gap:14px}
.news-item{display:grid;grid-template-columns:160px 1fr;gap:20px;padding:18px;border:1px solid var(--line);border-radius:18px;background:#fff}
.news-visual{min-height:105px;border-radius:13px;background:linear-gradient(135deg,var(--navy2),var(--blue))}
.news-item p{color:var(--muted);margin-bottom:0}
.jobs{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.job{border:1px solid var(--line);border-radius:20px;padding:24px;background:#fff;box-shadow:var(--shadow2)}
.job-meta{display:flex;gap:9px;flex-wrap:wrap;margin:12px 0}
.pill{display:inline-flex;padding:6px 10px;border-radius:999px;background:var(--sky);color:var(--blue);font-size:12px;font-weight:800}
.job p{color:var(--muted)}
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:38px}
.contact-box{background:var(--sky2);border:1px solid var(--line);border-radius:22px;padding:25px}
.contact-row{padding:12px 0;border-bottom:1px solid var(--line)}
.contact-row:last-child{border-bottom:none}
.contact-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:17px}
.form{display:grid;grid-template-columns:1fr 1fr;gap:13px}
.form input,.form select,.form textarea{width:100%;padding:14px 15px;border:1px solid #cad7e2;border-radius:12px;font:inherit;background:#fff;color:var(--ink)}
.form textarea{min-height:135px;resize:vertical}
.full{grid-column:1/-1}
.cta{padding:70px 0;background:linear-gradient(135deg,var(--navy2),#174e7d);color:#fff}
.cta-wrap{display:flex;align-items:center;justify-content:space-between;gap:30px}
.cta h2{color:#fff;margin-bottom:8px}
.cta p{color:#d3e0ea;margin:0;max-width:700px}
footer{background:#071b2d;color:#c8d4de;padding:38px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:28px}
.footer-logo img{width:190px;background:#fff;border-radius:10px;padding:6px}
footer h4{color:#fff;font-size:14px}
footer a{display:block;color:#a9bdcb;font-size:13px;padding:4px 0}
footer p{color:#a9bdcb;font-size:13px}
.copyright{margin-top:27px;padding-top:18px;border-top:1px solid rgba(255,255,255,.10);display:flex;justify-content:space-between;gap:20px;color:#829baa;font-size:12px}
.floating{position:fixed;right:18px;bottom:18px;z-index:60;display:flex;flex-direction:column;gap:9px}
.floatbtn{width:54px;height:54px;border-radius:50%;display:grid;place-items:center;color:#fff;font-weight:900;box-shadow:0 10px 25px rgba(0,0,0,.17);font-size:18px}
.float-phone{background:var(--navy)}
.float-zalo{background:#0a95ff}
.float-mail{background:var(--gold);color:var(--navy2)}
.empty-state{border:1px dashed #bed0de;background:var(--sky2);border-radius:20px;padding:38px;text-align:center;color:var(--muted)}
@media(max-width:980px){
  .topbar{display:none}
  .mobile-toggle{display:grid;place-items:center}
  .navlinks{display:none;position:absolute;top:82px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:12px 5%;box-shadow:var(--shadow2);flex-direction:column;align-items:flex-start;gap:0}
  .navlinks.open{display:flex}
  .navlinks a{width:100%;padding:11px 0}
  .navlinks a.active:after{display:none}
  .nav .btn-primary{display:none}
  .hero-grid,.split,.service-grid,.contact-grid{grid-template-columns:1fr}
  .service-side{position:static}
  .cards,.values,.people,.lifecycle,.article-grid,.timeline{grid-template-columns:1fr 1fr}
  .jobs{grid-template-columns:1fr}
  .band-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cover-first img{height:430px}
  h1{font-size:46px}
}
@media(max-width:640px){
  .brand img{width:150px}
  h1{font-size:37px}
  h2{font-size:30px}
  .lead{font-size:17px}
  section{padding:62px 0}
  .cards,.values,.people,.lifecycle,.article-grid,.timeline,.band-grid{grid-template-columns:1fr}
  .mini-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .copyright,.cta-wrap{display:block}
  .cta .btn{margin-top:18px}
  .news-item{grid-template-columns:1fr}
  .form{grid-template-columns:1fr}
  .full{grid-column:auto}
  .cover-first img{height:330px;object-position:center top}
  .cover-label{left:5%;right:5%;bottom:22px}
  .cover-label h1{font-size:30px}
  .media-card img{height:280px}
}

.community-strip{background:#eaf4ef;border-bottom:1px solid #ccded4;color:#224c42;font-size:13px}.community-strip .container{display:flex;gap:22px;align-items:center;flex-wrap:wrap;padding:12px 0}.community-strip a{font-weight:700}.community-strip a:hover{text-decoration:underline}.legal-info{font-size:13px;line-height:1.8;padding:20px 0;border-top:1px solid #ccd8df}.company-record{padding-top:20px}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #b78015;outline-offset:4px}@media(min-width:981px) and (max-width:1250px){.navlinks{gap:11px;font-size:12px}.nav{gap:10px}.brand img{width:155px}.nav .btn{padding:10px;font-size:12px}}@media(max-width:640px){.community-strip .container{gap:8px 18px}.community-strip strong{width:100%}.community-strip a{font-size:12px}}