:root{
 --tc-blue:#0d4d8b;
 --tc-blue2:#1469b7;
 --tc-navy:#082d55;
 --tc-red:#d52632;
 --tc-ink:#17263b;
 --tc-muted:#66778d;
 --tc-line:#dde5ed;
 --tc-soft:#f5f8fb;
 --tc-white:#fff;
 --tc-container:1240px;
 --tc-shadow:0 12px 30px rgba(5,43,82,.09);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;background:#fff;color:var(--tc-ink);
 font-family:Arial,"Segoe UI",Tahoma,sans-serif;
 line-height:1.65;-webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{text-decoration:none;color:inherit}
button,input,textarea,select{font:inherit}
.tc-site-shell{min-height:100vh;background:#fff}
.tc-container{width:min(var(--tc-container),calc(100% - 36px));margin:auto}

/* HEADER */
.tc-topbar{background:var(--tc-navy);color:#dfeaf5;font-size:12px}
.tc-topbar-inner{min-height:36px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.tc-topbar-left,.tc-topbar-right{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.tc-topbar a:hover{color:#fff}
.tc-header{background:#fff;border-bottom:1px solid var(--tc-line)}
.tc-header-main{
 min-height:104px;display:grid;grid-template-columns:105px minmax(0,1fr) 310px;
 align-items:center;gap:18px;
}
.tc-brand-logo img{width:88px;height:88px;object-fit:contain}
.tc-brand-title{min-width:0}
.tc-brand-title strong{
 display:block;white-space:nowrap;color:var(--tc-navy);
 font-size:22px;line-height:1.2;font-weight:850;text-transform:uppercase;
 letter-spacing:-.35px;
}
.tc-brand-title small{display:block;color:var(--tc-muted);font-size:13px;margin-top:7px}
.tc-header-contact{display:grid;grid-template-columns:1fr;gap:7px;justify-self:end;font-size:13px;color:var(--tc-muted)}
.tc-header-contact b{color:var(--tc-navy)}
.tc-navbar{background:var(--tc-blue);position:sticky;top:0;z-index:100;border-bottom:3px solid var(--tc-red)}
.admin-bar .tc-navbar{top:32px}
.tc-nav-inner{min-height:52px;display:flex;align-items:center}
.tc-nav{display:flex;align-items:stretch;width:100%;justify-content:center}
.tc-nav a{
 color:#fff;padding:16px 15px;font-size:13px;font-weight:800;
 text-transform:uppercase;white-space:nowrap;position:relative;
}
.tc-nav a:hover{background:rgba(0,0,0,.13)}
.tc-nav a:after{content:"";position:absolute;left:15px;right:100%;bottom:0;height:3px;background:#fff;transition:.2s}
.tc-nav a:hover:after{right:15px}
.tc-menu-btn{display:none;background:none;border:0;color:#fff;font-size:26px;padding:7px 0}

/* HERO */
.tc-hero{position:relative;overflow:hidden;background:var(--tc-navy)}
.tc-slides{height:520px;position:relative}
.tc-slide{position:absolute;inset:0;opacity:0;visibility:hidden;transition:.5s}
.tc-slide.active{opacity:1;visibility:visible}
.tc-slide-bg{position:absolute;inset:0}
.tc-slide-bg img{width:100%;height:100%;object-fit:cover}
.tc-slide-bg:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,33,68,.89),rgba(5,55,104,.67) 55%,rgba(6,71,127,.22))}
.tc-slide-placeholder{position:absolute;inset:0;background:linear-gradient(115deg,#082f60,#0b579d 70%,#1780cb)}
.tc-slide-content{
 position:relative;z-index:3;height:520px;display:flex;flex-direction:column;justify-content:center;
 max-width:810px;padding:44px 56px;color:#fff;
}
.tc-slide-label{
 display:inline-flex;align-items:center;width:max-content;
 border:1px solid rgba(255,255,255,.3);border-radius:999px;
 padding:8px 15px;background:rgba(255,255,255,.08);
 font-size:12px;font-weight:850;text-transform:uppercase;margin-bottom:18px;
}
.tc-slide-label:before{content:"";width:9px;height:9px;border-radius:50%;background:#ff5361;margin-right:9px;box-shadow:0 0 0 6px rgba(255,83,97,.14)}
.tc-slide h1,.tc-slide h2{
 font-family:Arial,"Segoe UI",Tahoma,sans-serif!important;
 font-size:56px!important;line-height:1.08!important;font-weight:850!important;
 letter-spacing:-1.4px!important;word-spacing:0!important;text-shadow:none!important;
 margin:0 0 20px;color:#fff;max-width:790px;
}
.tc-slide p{font-size:18px;line-height:1.65;color:#e8f0f8;max-width:760px;margin:0 0 27px}
.tc-slide-btn{display:inline-flex;width:max-content;min-height:48px;align-items:center;padding:0 24px;background:var(--tc-red);color:#fff;font-size:13px;font-weight:850;border-radius:3px}
.tc-slider-dots{position:absolute;z-index:5;left:0;right:0;bottom:18px;display:flex;justify-content:center;gap:8px}
.tc-slider-dots button{width:11px;height:11px;border-radius:50%;border:1px solid #fff;padding:0;background:rgba(255,255,255,.45);cursor:pointer}
.tc-slider-dots button.active{background:var(--tc-red);border-color:var(--tc-red)}
.tc-slider-arrow{position:absolute;z-index:5;top:50%;transform:translateY(-50%);width:42px;height:60px;border:0;background:rgba(2,28,55,.4);color:#fff;font-size:24px;cursor:pointer}
.tc-slider-prev{left:0}.tc-slider-next{right:0}

/* Common section */
.tc-ref-section{padding:68px 0}
.tc-ref-section.tc-soft{background:var(--tc-soft)}
.tc-ref-head{text-align:center;max-width:800px;margin:0 auto 34px}
.tc-ref-kicker{font-size:12px;color:var(--tc-blue);font-weight:850;text-transform:uppercase;letter-spacing:.9px;margin-bottom:7px}
.tc-ref-head h2{margin:0;color:var(--tc-navy);font-size:34px;line-height:1.25}
.tc-ref-head p{margin:10px auto 0;color:var(--tc-muted);font-size:15px;max-width:670px}
.tc-ref-line{width:54px;height:3px;background:var(--tc-red);margin:13px auto 0}

/* Open letter */
.tc-letter-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:38px;align-items:center}
.tc-letter-visual{min-height:340px;border-radius:8px;background:linear-gradient(145deg,#e7f0f8,#d9e6f1);overflow:hidden;display:flex;align-items:center;justify-content:center}
.tc-letter-visual img{width:100%;height:100%;min-height:340px;object-fit:cover}
.tc-letter-logo{width:180px;height:180px;object-fit:contain!important;min-height:0!important}
.tc-letter-copy h2{font-size:32px;color:var(--tc-navy);margin:0 0 14px}
.tc-letter-copy p{color:#53647a;margin:0 0 13px}
.tc-letter-sign{font-weight:800;color:var(--tc-blue);margin-top:18px}

/* Certificates */
.tc-cert-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.tc-cert-card{background:#fff;border:1px solid var(--tc-line);border-radius:6px;padding:18px;box-shadow:0 5px 16px rgba(4,49,91,.04)}
.tc-cert-icon{width:46px;height:46px;background:var(--tc-red);color:#fff;display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:900;margin-bottom:13px}
.tc-cert-card h3{font-size:15px;line-height:1.4;color:var(--tc-navy);margin:0 0 8px}
.tc-cert-card p{font-size:12px;color:var(--tc-muted);margin:0 0 12px}
.tc-cert-card a{font-size:12px;color:var(--tc-blue);font-weight:800}

/* Service cards */
.tc-service-ref-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.tc-service-ref-card{background:#fff;border:1px solid var(--tc-line);border-radius:8px;overflow:hidden;box-shadow:0 7px 20px rgba(5,43,82,.05);transition:.2s}
.tc-service-ref-card:hover{transform:translateY(-4px);box-shadow:var(--tc-shadow)}
.tc-service-ref-img{height:190px;background:linear-gradient(145deg,#dce9f4,#edf3f8);overflow:hidden;position:relative;display:flex;align-items:center;justify-content:center}
.tc-service-ref-img img{width:100%;height:100%;object-fit:cover}
.tc-service-ref-icon{width:68px;height:68px;border-radius:16px;background:#fff;color:var(--tc-blue);display:flex;align-items:center;justify-content:center;box-shadow:0 8px 22px rgba(6,60,112,.13)}
.tc-service-ref-body{padding:20px}
.tc-service-ref-body h3{font-size:18px;line-height:1.35;color:var(--tc-navy);margin:0 0 9px}
.tc-service-ref-body p{font-size:13px;color:var(--tc-muted);margin:0 0 13px;line-height:1.65}
.tc-service-ref-body a.tc-more-link{font-size:12px;color:var(--tc-red);font-weight:850}

/* Projects */
.tc-project-ref-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.tc-project-ref-card{background:#fff;border:1px solid var(--tc-line);overflow:hidden;transition:.2s}
.tc-project-ref-card:hover{box-shadow:var(--tc-shadow)}
.tc-project-ref-image{height:180px;background:#dce7f1;overflow:hidden;display:flex;align-items:center;justify-content:center;color:var(--tc-blue);font-weight:900}
.tc-project-ref-image img{width:100%;height:100%;object-fit:cover}
.tc-project-ref-body{padding:14px}
.tc-project-ref-body h3{margin:0 0 5px;color:var(--tc-navy);font-size:14px;line-height:1.4}
.tc-project-ref-body p{margin:0;color:var(--tc-muted);font-size:12px}

/* Equipment */
.tc-equipment-ref-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.tc-equipment-ref-card{border:1px solid var(--tc-line);background:#fff}
.tc-equipment-ref-img{height:145px;background:#edf3f7;display:flex;align-items:center;justify-content:center;overflow:hidden}
.tc-equipment-ref-img img{width:100%;height:100%;object-fit:cover}
.tc-equipment-ref-img span{font-size:34px;color:var(--tc-blue)}
.tc-equipment-ref-card h3{font-size:12px;line-height:1.45;text-align:center;color:var(--tc-navy);padding:11px;margin:0}

/* Why choose */
.tc-why{background:linear-gradient(110deg,var(--tc-navy),#0a579e);color:#fff}
.tc-why .tc-ref-kicker,.tc-why .tc-ref-head h2{color:#fff}
.tc-why .tc-ref-head p{color:#d9e8f5}
.tc-stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.15)}
.tc-stat{background:rgba(255,255,255,.05);padding:28px 15px;text-align:center}
.tc-stat strong{display:block;font-size:38px;line-height:1;color:#fff}
.tc-stat span{display:block;margin-top:8px;color:#dce9f6;font-size:13px}

/* Lead form */
.tc-register{background:#fff}
.tc-register-box{display:grid;grid-template-columns:.9fr 1.1fr;background:var(--tc-soft);border:1px solid var(--tc-line)}
.tc-register-copy{padding:34px;background:linear-gradient(145deg,var(--tc-navy),var(--tc-blue));color:#fff}
.tc-register-copy h2{margin:0 0 12px;font-size:30px;line-height:1.25}
.tc-register-copy p{color:#dce8f4;margin:0}
.tc-register-form{padding:30px;display:grid;grid-template-columns:1fr 1fr;gap:13px}
.tc-register-form label{font-size:12px;font-weight:800;color:var(--tc-navy)}
.tc-register-form input,.tc-register-form textarea{width:100%;margin-top:5px;border:1px solid #cbd7e2;background:#fff;padding:11px 12px}
.tc-register-form textarea{min-height:95px;resize:vertical}
.tc-register-form .tc-wide{grid-column:1/-1}
.tc-register-form button{border:0;background:var(--tc-red);color:#fff;padding:12px 20px;font-weight:850;cursor:pointer}

/* Partner placeholders */
.tc-partner-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}
.tc-partner-item{height:86px;border:1px solid var(--tc-line);background:#fff;display:flex;align-items:center;justify-content:center;color:#8593a5;font-size:11px;font-weight:700;text-align:center;padding:10px}

/* News */
.tc-news-ref-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.tc-news-ref-card{background:#fff;border:1px solid var(--tc-line)}
.tc-news-ref-img{height:180px;background:#e6eef5;overflow:hidden}
.tc-news-ref-img img{width:100%;height:100%;object-fit:cover}
.tc-news-ref-body{padding:17px}
.tc-news-date{font-size:11px;color:var(--tc-red);font-weight:800}
.tc-news-ref-body h3{font-size:16px;line-height:1.4;color:var(--tc-navy);margin:5px 0 8px}
.tc-news-ref-body p{font-size:12px;color:var(--tc-muted);margin:0}

/* Inner content like reference */
.tc-page-header{background:#f4f7fa;border-bottom:1px solid var(--tc-line)}
.tc-breadcrumb{width:min(var(--tc-container),calc(100% - 36px));margin:auto;padding:12px 0;font-size:12px;color:var(--tc-muted)}
.tc-article-wrap{width:min(980px,calc(100% - 36px));margin:0 auto;padding:48px 0 64px}
.tc-article-title{font-size:37px;line-height:1.2;color:var(--tc-navy);margin:0 0 22px;text-align:left}
.tc-article-featured{margin:0 0 24px}
.tc-toc{background:#f7f9fb;border:1px solid var(--tc-line);padding:17px 19px;margin:0 0 28px}
.tc-toc-title{font-size:14px;font-weight:850;color:var(--tc-navy);margin-bottom:6px}
.tc-toc ol{margin:0;padding-left:20px}.tc-toc li{font-size:13px;margin:5px 0}
.tc-article-content{font-size:16px;color:#34475e}
.tc-article-content p{margin:0 0 17px}
.tc-article-content h2{
 font-size:29px;line-height:1.3;color:var(--tc-navy);margin:38px 0 15px;
 padding-top:7px;border-top:1px solid var(--tc-line);
}
.tc-article-content h3{font-size:22px;line-height:1.35;color:var(--tc-blue);margin:26px 0 11px}
.tc-article-content h4{font-size:18px;color:var(--tc-navy);margin:21px 0 9px}
.tc-article-content ul,.tc-article-content ol{padding-left:22px;margin:0 0 18px}
.tc-article-content li{margin:6px 0}
.tc-article-content hr{border:0;border-top:1px solid var(--tc-line);margin:28px 0}
.tc-article-content img{margin:20px auto}
.tc-related{margin-top:40px;padding-top:26px;border-top:1px solid var(--tc-line)}
.tc-related h2{font-size:24px;color:var(--tc-navy);margin:0 0 16px}
.tc-related-list{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.tc-related-list a{border:1px solid var(--tc-line);padding:13px;color:var(--tc-navy);font-size:14px;font-weight:700}
.tc-related-list a:hover{color:var(--tc-red);border-color:#c3d3e3}

/* List pages */
.tc-list-page{width:min(var(--tc-container),calc(100% - 36px));margin:auto;padding:48px 0 64px}
.tc-list-page h1{font-size:36px;color:var(--tc-navy);margin:0 0 26px}
.tc-list-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.tc-list-card{background:#fff;border:1px solid var(--tc-line);padding:20px}
.tc-list-card h2,.tc-list-card h3{font-size:17px;color:var(--tc-navy);margin:0 0 8px}
.tc-list-card p{font-size:13px;color:var(--tc-muted);margin:0 0 12px}
.tc-list-card a{font-size:12px;color:var(--tc-red);font-weight:800}

/* Profile request */
.tc-profile-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:28px}
.tc-profile-info{background:var(--tc-navy);color:#fff;padding:27px}
.tc-profile-info h2{margin:0 0 10px}.tc-profile-info p{color:#dce8f3}
.tc-profile-form{border:1px solid var(--tc-line);padding:25px;display:grid;grid-template-columns:1fr 1fr;gap:12px}
.tc-profile-form label{font-size:12px;font-weight:800;color:var(--tc-navy)}
.tc-profile-form input,.tc-profile-form textarea{width:100%;margin-top:5px;border:1px solid #ccd7e2;padding:11px}
.tc-profile-form textarea{min-height:110px}.tc-profile-form .wide{grid-column:1/-1}
.tc-profile-form button{border:0;background:var(--tc-red);color:#fff;padding:11px 18px;font-weight:850}

/* Footer */
.tc-footer{background:#061f3b;color:#bdcddd;border-top:4px solid var(--tc-red)}
.tc-footer-grid{width:min(var(--tc-container),calc(100% - 36px));margin:auto;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px;padding:44px 0 28px}
.tc-footer h4{color:#fff;margin:0 0 13px;font-size:15px}
.tc-footer-company{color:#fff;font-weight:850;line-height:1.4;margin-bottom:10px}
.tc-footer p,.tc-footer li,.tc-footer a{font-size:12px;color:#b9c9d9}
.tc-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.tc-footer-cert{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.tc-footer-cert span{border:1px solid rgba(255,255,255,.14);padding:9px;text-align:center;font-size:10px}
.tc-keywords{width:min(var(--tc-container),calc(100% - 36px));margin:auto;border-top:1px solid rgba(255,255,255,.1);padding:14px 0;font-size:11px;color:#8fa5bb}
.tc-copyright{border-top:1px solid rgba(255,255,255,.1);padding:13px 0;text-align:center;font-size:11px;color:#849bb2}
.tc-floating{position:fixed;z-index:200;right:16px;bottom:18px;display:grid;gap:8px}
.tc-floating a{width:46px;height:46px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:900;box-shadow:0 6px 16px rgba(0,0,0,.18)}
.tc-call{background:#1ea75a}.tc-mail{background:var(--tc-red)}
.tc-empty{padding:20px;border:1px dashed #bcc9d5;color:var(--tc-muted);background:#fff}

@media(max-width:1080px){
 .tc-header-main{grid-template-columns:88px minmax(0,1fr) 235px}
 .tc-brand-logo img{width:75px;height:75px}
 .tc-brand-title strong{font-size:17px}
 .tc-nav a{padding-left:9px;padding-right:9px;font-size:11px}
 .tc-project-ref-grid{grid-template-columns:repeat(2,1fr)}
 .tc-equipment-ref-grid{grid-template-columns:repeat(3,1fr)}
 .tc-footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:900px){
 .admin-bar .tc-navbar{top:46px}
 .tc-header-main{grid-template-columns:72px 1fr}
 .tc-header-contact{display:none}
 .tc-brand-title strong{white-space:normal}
 .tc-menu-btn{display:block}
 .tc-nav-inner{position:relative}
 .tc-nav{display:none;position:absolute;top:52px;left:0;right:0;background:var(--tc-blue);flex-direction:column;z-index:120}
 .tc-nav.open{display:flex}
 .tc-nav a{padding:12px 18px}
 .tc-letter-grid,.tc-register-box,.tc-profile-grid{grid-template-columns:1fr}
 .tc-cert-grid,.tc-service-ref-grid,.tc-news-ref-grid{grid-template-columns:repeat(2,1fr)}
 .tc-stat-grid{grid-template-columns:repeat(2,1fr)}
 .tc-partner-grid{grid-template-columns:repeat(3,1fr)}
 .tc-register-form{grid-template-columns:1fr}
 .tc-register-form .tc-wide{grid-column:auto}
}
@media(max-width:620px){
 .tc-topbar-right{display:none}
 .tc-topbar-inner{justify-content:center}
 .tc-header-main{min-height:80px}
 .tc-brand-title strong{font-size:14px}
 .tc-brand-title small{font-size:10px}
 .tc-slides,.tc-slide-content{height:420px}
 .tc-slide-content{padding:34px 28px}
 .tc-slide h1,.tc-slide h2{font-size:38px!important;letter-spacing:-.7px!important}
 .tc-slide p{font-size:14px}
 .tc-ref-section{padding:48px 0}
 .tc-ref-head h2{font-size:28px}
 .tc-cert-grid,.tc-service-ref-grid,.tc-project-ref-grid,.tc-equipment-ref-grid,.tc-news-ref-grid,.tc-list-grid,.tc-related-list{grid-template-columns:1fr}
 .tc-stat-grid,.tc-partner-grid{grid-template-columns:1fr 1fr}
 .tc-profile-form{grid-template-columns:1fr}
 .tc-profile-form .wide{grid-column:auto}
 .tc-footer-grid{grid-template-columns:1fr}
}


/* ==========================================================
   V6.1 — ẢNH BANNER + DỊCH VỤ/DỰ ÁN SÁNG, NHIỀU HÌNH ẢNH
   ========================================================== */

/* Banner: ảnh nền luôn sáng rõ hơn, text vẫn đọc tốt */
.tc-slide-bg:after{
  background:linear-gradient(90deg,rgba(3,29,60,.82) 0%,rgba(5,54,102,.50) 52%,rgba(6,72,130,.10) 100%);
}
.tc-slide-bg img{
  filter:saturate(1.08) contrast(1.02) brightness(1.04);
}
.tc-slide-content{
  max-width:840px;
}
.tc-slide h1,.tc-slide h2{
  font-size:58px!important;
  line-height:1.06!important;
}

/* ===== Dịch vụ tiêu biểu dạng ảnh ===== */
.tc-service-showcase{
  background:var(--tc-service-bg);
  padding-top:58px;
  padding-bottom:68px;
}
.tc-service-showcase-head{
  text-align:center;
  max-width:880px;
  margin:0 auto 30px;
}
.tc-service-showcase-head .tc-ref-kicker{
  color:#eafff3;
}
.tc-service-showcase-head h2{
  margin:0;
  color:#fff;
  font-size:42px;
  line-height:1.2;
  font-weight:850;
}
.tc-service-showcase-head p{
  color:rgba(255,255,255,.88);
  font-size:14px;
  margin:10px auto 0;
  max-width:700px;
}
.tc-service-photo-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.tc-service-photo-card{
  min-width:0;
  overflow:hidden;
  background:#fff;
  box-shadow:0 13px 30px rgba(0,55,39,.18);
}
.tc-service-photo-link{
  display:block;
  position:relative;
}
.tc-service-photo-media{
  position:relative;
  height:305px;
  overflow:hidden;
  background:#e7f1f7;
}
.tc-service-photo-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .45s ease,filter .3s ease;
  filter:saturate(1.10) contrast(1.02) brightness(1.04);
}
.tc-service-photo-card:hover .tc-service-photo-media img{
  transform:scale(1.045);
  filter:saturate(1.16) contrast(1.03) brightness(1.06);
}
.tc-service-photo-fallback{
  width:100%;height:100%;
  display:flex;flex-direction:column;
  align-items:center;justify-content:center;
  gap:14px;
  color:var(--tc-blue);
  background:linear-gradient(145deg,#dceaf5,#f4f9fc);
}
.tc-service-photo-fallback-icon{
  width:74px;height:74px;
  border-radius:16px;
  background:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 22px rgba(4,55,105,.12);
}
.tc-service-photo-fallback small{
  color:#718197;
  font-size:12px;
}
.tc-service-photo-overlay{
  position:absolute;
  left:0;right:0;bottom:0;
  min-height:78px;
  display:grid;
  grid-template-columns:58px minmax(0,1fr) 45px;
  align-items:center;
  gap:12px;
  padding:12px 14px;
  background:linear-gradient(90deg,rgba(4,21,37,.87),rgba(7,35,58,.75));
  color:#fff;
}
.tc-service-photo-icon{
  width:52px;height:52px;
  background:#fff;
  color:var(--tc-navy);
  display:flex;align-items:center;justify-content:center;
}
.tc-service-photo-icon svg{
  width:30px;height:30px;
}
.tc-service-photo-overlay h3{
  margin:0;
  color:#fff;
  font-size:17px;
  line-height:1.3;
  font-weight:850;
  text-transform:uppercase;
}
.tc-service-photo-arrow{
  width:38px;height:38px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.10);
  font-size:22px;
}

/* ===== Dự án tiêu biểu ảnh lớn, sáng ===== */
.tc-project-showcase{
  background:var(--tc-project-bg);
}
.tc-project-showcase-head{
  max-width:1180px;
  margin:0 auto 30px;
}
.tc-project-showcase-head h2{
  font-size:42px;
  line-height:1.2;
  color:#111;
  margin:3px 0 0;
  font-weight:850;
}
.tc-project-photo-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
  align-items:start;
}
.tc-project-photo-card{
  overflow:hidden;
  background:#fff;
  box-shadow:0 8px 26px rgba(9,40,68,.08);
}
.tc-project-photo-card:nth-child(2){
  margin-top:-26px;
}
.tc-project-photo-media{
  height:370px;
  overflow:hidden;
  background:#e7eef4;
}
.tc-project-photo-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .45s ease;
  filter:saturate(1.08) brightness(1.04);
}
.tc-project-photo-card:hover img{
  transform:scale(1.04);
}
.tc-project-photo-fallback{
  height:100%;
  display:flex;align-items:center;justify-content:center;
  color:#75869a;
  background:linear-gradient(145deg,#e3edf5,#f7fafc);
  font-size:13px;
}
.tc-project-photo-caption{
  display:grid;
  grid-template-columns:minmax(0,1fr) 44px;
  align-items:center;
  gap:8px;
  padding:16px 17px;
  background:#fff;
  border-top:4px solid var(--tc-red);
}
.tc-project-photo-caption h3{
  margin:0;
  color:var(--tc-navy);
  font-size:16px;
  line-height:1.35;
}
.tc-project-photo-caption span{
  display:block;
  grid-column:1;
  color:#718095;
  font-size:11px;
}
.tc-project-photo-caption b{
  grid-column:2;
  grid-row:1/3;
  width:40px;height:40px;
  display:flex;align-items:center;justify-content:center;
  background:var(--tc-blue);
  color:#fff;
  font-size:20px;
}

@media(max-width:900px){
  .tc-service-photo-grid,.tc-project-photo-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .tc-project-photo-card:nth-child(2){margin-top:0;}
  .tc-slide h1,.tc-slide h2{font-size:46px!important;}
}
@media(max-width:620px){
  .tc-service-showcase-head h2,.tc-project-showcase-head h2{font-size:32px;}
  .tc-service-photo-grid,.tc-project-photo-grid{grid-template-columns:1fr;}
  .tc-service-photo-media{height:260px;}
  .tc-project-photo-media{height:290px;}
  .tc-slide h1,.tc-slide h2{font-size:36px!important;}
}


/* ==========================================================
   V6.2 — ĐỒNG BỘ TOÀN WEBSITE + FONT THEO MẪU THAM KHẢO
   ========================================================== */

:root{
  --tc-blue:#0d5c9f;
  --tc-blue2:#1777bf;
  --tc-navy:#082f57;
  --tc-red:#d82733;
  --tc-ink:#111827;
  --tc-muted:#65758b;
  --tc-line:#dde5ed;
  --tc-soft:#f5f8fb;
  --tc-service-bg:#f5f8fb;
  --tc-project-bg:#ffffff;
  --tc-container:1480px;
}

/* Font toàn site theo phong cách trang mẫu: Roboto */
html,body,
button,input,textarea,select,
.tc-brand-title strong,.tc-brand-title small,
.tc-nav a,
.tc-slide-label,.tc-slide h1,.tc-slide h2,.tc-slide p,
.tc-ref-kicker,.tc-ref-head h2,.tc-ref-head p,
.tc-letter-copy h2,.tc-letter-copy p,
.tc-cert-card h3,.tc-cert-card p,
.tc-service-showcase-head h2,
.tc-service-photo-overlay h3,
.tc-project-showcase-head h2,
.tc-project-photo-caption h3,
.tc-equipment-ref-card h3,
.tc-stat strong,.tc-stat span,
.tc-register-copy h2,.tc-register-copy p,
.tc-news-ref-body h3,.tc-news-ref-body p,
.tc-article-title,.tc-article-content,
.tc-list-page h1,.tc-list-card h2,.tc-list-card h3,
.tc-footer,.tc-footer-company{
  font-family:"Roboto",Arial,"Segoe UI",Tahoma,sans-serif !important;
}

/* Các tiêu đề lớn giống mẫu: đậm, sạch, không serif */
.tc-ref-head h2,
.tc-service-showcase-head h2,
.tc-project-showcase-head h2,
.tc-article-title,
.tc-list-page h1{
  font-weight:800 !important;
  letter-spacing:-.7px;
}

.tc-slide h1,
.tc-slide h2{
  font-family:"Roboto",Arial,"Segoe UI",Tahoma,sans-serif !important;
  font-weight:800 !important;
  letter-spacing:-1.5px !important;
}

/* Mở rộng bố cục để giống website mẫu, không co nhỏ ở giữa */
.tc-container{
  width:min(var(--tc-container),calc(100% - 80px)) !important;
}
.tc-service-showcase > .tc-container,
.tc-project-showcase > .tc-container{
  width:min(1560px,calc(100% - 96px)) !important;
}

/* Header đồng bộ xanh navy + đỏ theo logo Toàn Cầu */
.tc-topbar{
  background:var(--tc-navy) !important;
}
.tc-navbar{
  background:#fff !important;
  border-top:1px solid var(--tc-line);
  border-bottom:4px solid var(--tc-blue) !important;
  box-shadow:0 3px 12px rgba(8,47,87,.06);
}
.tc-nav{
  justify-content:center;
}
.tc-nav a{
  color:#111 !important;
  font-size:14px !important;
  font-weight:500 !important;
  padding:17px 15px !important;
}
.tc-nav a:hover{
  background:transparent !important;
  color:var(--tc-blue) !important;
}
.tc-nav a:after{
  background:var(--tc-red) !important;
}
.tc-brand-title strong{
  color:var(--tc-navy) !important;
  font-weight:800 !important;
}

/* DỊCH VỤ: bỏ xanh lá, chuyển nền sáng đồng bộ */
.tc-service-showcase{
  background:var(--tc-service-bg) !important;
  padding:72px 0 78px !important;
  border-top:1px solid #e8eef4;
  border-bottom:1px solid #e8eef4;
}
.tc-service-showcase-head{
  max-width:none !important;
  margin:0 0 34px !important;
  text-align:left !important;
}
.tc-service-showcase-head .tc-ref-kicker{
  color:var(--tc-blue) !important;
  font-size:15px !important;
  font-weight:600 !important;
  letter-spacing:0 !important;
  text-transform:uppercase;
}
.tc-service-showcase-head h2{
  color:#111 !important;
  font-size:46px !important;
  line-height:1.15 !important;
  margin-top:5px !important;
}
.tc-service-showcase-head h2:after{
  content:"";
  display:block;
  width:64px;
  height:4px;
  margin-top:14px;
  background:var(--tc-red);
}

/* Cards dịch vụ lớn, sáng, nhiều ảnh */
.tc-service-photo-grid{
  grid-template-columns:repeat(3,minmax(0,1fr)) !important;
  gap:28px !important;
}
.tc-service-photo-card{
  box-shadow:0 10px 28px rgba(6,44,80,.10) !important;
  border-radius:2px;
}
.tc-service-photo-media{
  height:390px !important;
}
.tc-service-photo-media img{
  filter:saturate(1.05) contrast(1.01) brightness(1.06) !important;
}
.tc-service-photo-card:hover .tc-service-photo-media img{
  filter:saturate(1.10) contrast(1.02) brightness(1.08) !important;
}
.tc-service-photo-overlay{
  min-height:84px !important;
  background:linear-gradient(90deg,rgba(4,28,51,.94),rgba(7,49,85,.88)) !important;
}
.tc-service-photo-overlay h3{
  font-size:18px !important;
  font-weight:700 !important;
  letter-spacing:0 !important;
}
.tc-service-photo-icon{
  color:var(--tc-blue) !important;
}

/* Dự án: phong cách trắng sáng như ảnh mẫu */
.tc-project-showcase{
  background:#fff !important;
  padding:82px 0 90px !important;
}
.tc-project-showcase-head{
  max-width:none !important;
  margin:0 0 38px !important;
}
.tc-project-showcase-head .tc-ref-kicker{
  color:var(--tc-blue) !important;
  font-size:15px !important;
  font-weight:600 !important;
}
.tc-project-showcase-head h2{
  font-size:48px !important;
  color:#111 !important;
  letter-spacing:-.8px !important;
}
.tc-project-showcase-head .tc-ref-line{
  margin:14px 0 0 !important;
  background:var(--tc-red) !important;
}
.tc-project-photo-grid{
  grid-template-columns:repeat(3,minmax(0,1fr)) !important;
  gap:38px !important;
}
.tc-project-photo-media{
  height:500px !important;
}
.tc-project-photo-card{
  box-shadow:none !important;
  overflow:visible !important;
}
.tc-project-photo-card:nth-child(2){
  margin-top:-54px !important;
}
.tc-project-photo-caption{
  border-top:0 !important;
  background:rgba(7,32,56,.92) !important;
  margin-top:-86px;
  position:relative;
  z-index:3;
  color:#fff;
  min-height:86px;
}
.tc-project-photo-caption h3{
  color:#fff !important;
  font-size:18px !important;
}
.tc-project-photo-caption span{
  color:#d9e5ef !important;
}
.tc-project-photo-caption b{
  background:var(--tc-red) !important;
}

/* Các section còn lại dùng cùng ngôn ngữ màu */
.tc-ref-kicker{
  color:var(--tc-blue) !important;
}
.tc-ref-line{
  background:var(--tc-red) !important;
}
.tc-ref-head h2{
  color:var(--tc-navy) !important;
}
.tc-cert-icon,
.tc-register-form button,
.tc-profile-form button{
  background:var(--tc-red) !important;
}
.tc-service-ref-body a.tc-more-link,
.tc-list-card a,
.tc-news-date{
  color:var(--tc-red) !important;
}

/* Footer cùng tông navy */
.tc-footer{
  background:#071f39 !important;
  border-top-color:var(--tc-red) !important;
}

/* Tablet/mobile */
@media(max-width:1200px){
  .tc-container,
  .tc-service-showcase > .tc-container,
  .tc-project-showcase > .tc-container{
    width:calc(100% - 48px) !important;
  }
  .tc-service-photo-media{height:310px !important;}
  .tc-project-photo-media{height:400px !important;}
}
@media(max-width:900px){
  .tc-navbar{background:var(--tc-blue) !important;}
  .tc-nav{background:var(--tc-blue) !important;}
  .tc-nav a{color:#fff !important;}
  .tc-service-photo-grid,.tc-project-photo-grid{grid-template-columns:repeat(2,minmax(0,1fr)) !important;}
  .tc-project-photo-card:nth-child(2){margin-top:0 !important;}
}
@media(max-width:620px){
  .tc-container,
  .tc-service-showcase > .tc-container,
  .tc-project-showcase > .tc-container{
    width:calc(100% - 28px) !important;
  }
  .tc-service-showcase-head h2,.tc-project-showcase-head h2{font-size:34px !important;}
  .tc-service-photo-grid,.tc-project-photo-grid{grid-template-columns:1fr !important;}
  .tc-service-photo-media{height:280px !important;}
  .tc-project-photo-media{height:330px !important;}
}


/* ==========================================================
   V6.2.1 — SỬA PHỐI MÀU KHỐI "VÌ SAO CHỌN TƯ VẤN TOÀN CẦU"
   ========================================================== */

/* Nền xanh đậm thì toàn bộ tiêu đề phải sáng, không dùng navy trên navy */
.tc-why{
  background:
    radial-gradient(circle at 80% 20%,rgba(38,126,198,.28),transparent 34%),
    linear-gradient(115deg,#062b50 0%,#0a4d88 58%,#126db3 100%) !important;
}

.tc-why .tc-ref-kicker{
  color:#8fd0ff !important;
  font-weight:700 !important;
  letter-spacing:.8px !important;
}

.tc-why .tc-ref-head h2{
  color:#ffffff !important;
  text-shadow:0 1px 1px rgba(0,0,0,.08);
}

.tc-why .tc-ref-head p{
  color:#e2edf7 !important;
}

.tc-why .tc-ref-line{
  background:#ff4655 !important;
}

/* Thẻ số liệu: sáng vừa đủ, không quá trong và không chìm vào nền */
.tc-why .tc-stat-grid{
  background:rgba(255,255,255,.10) !important;
  border:1px solid rgba(255,255,255,.13);
}

.tc-why .tc-stat{
  background:rgba(255,255,255,.09) !important;
  border-right:1px solid rgba(255,255,255,.10);
  transition:background .2s ease,transform .2s ease;
}

.tc-why .tc-stat:last-child{
  border-right:0;
}

.tc-why .tc-stat:hover{
  background:rgba(255,255,255,.14) !important;
  transform:translateY(-2px);
}

.tc-why .tc-stat strong{
  color:#ffffff !important;
  font-weight:800 !important;
}

.tc-why .tc-stat span{
  color:#dbe8f4 !important;
}

/* Mobile */
@media(max-width:620px){
  .tc-why .tc-stat{
    border-right:0;
    border-bottom:1px solid rgba(255,255,255,.10);
  }
}


/* ==========================================================
   V6.3 FINAL — KIỂM TRA & ĐỒNG BỘ TOÀN BỘ LỀ WEBSITE
   ========================================================== */

/*
  Một hệ lề duy nhất cho:
  Header / Menu / Breadcrumb / Danh sách / Footer.
  Trước đây .tc-container dùng 80px nhưng breadcrumb/list/footer
  vẫn dùng 36px nên đường dẫn bị lệch ra ngoài.
*/
:root{
  --tc-container:1480px;
  --tc-page-space:80px;
  --tc-article-width:1180px;
}

html,body{
  max-width:100%;
  overflow-x:clip;
}

/* ===== HỆ CONTAINER CHUẨN ===== */
.tc-container,
.tc-breadcrumb,
.tc-list-page,
.tc-footer-grid,
.tc-keywords{
  width:min(var(--tc-container),calc(100% - var(--tc-page-space))) !important;
  margin-left:auto !important;
  margin-right:auto !important;
}

/* Các section ảnh lớn vẫn theo đúng cùng trục lề, không nhô ra ngoài */
.tc-service-showcase > .tc-container,
.tc-project-showcase > .tc-container{
  width:min(var(--tc-container),calc(100% - var(--tc-page-space))) !important;
  margin-left:auto !important;
  margin-right:auto !important;
}

/* ===== HEADER / MENU ===== */
.tc-header,
.tc-navbar,
.tc-page-header{
  width:100%;
}

.tc-header-main{
  width:100%;
}

.tc-nav-inner{
  width:100%;
  min-width:0;
}

.tc-nav{
  min-width:0;
  max-width:100%;
  justify-content:center;
  align-items:center;
  flex-wrap:nowrap;
}

.tc-nav a{
  flex:0 0 auto;
}

/* Menu desktop trung gian: co khoảng cách trước khi chuyển hamburger */
@media (min-width:1121px) and (max-width:1320px){
  .tc-nav a{
    font-size:12px !important;
    padding-left:10px !important;
    padding-right:10px !important;
  }
}

/* Từ 1120px trở xuống chuyển menu mobile để không bao giờ tràn lề */
@media (max-width:1120px){
  .admin-bar .tc-navbar{top:46px}

  .tc-menu-btn{
    display:block !important;
  }

  .tc-nav-inner{
    position:relative;
    min-height:52px;
  }

  .tc-nav{
    display:none !important;
    position:absolute;
    top:52px;
    left:0;
    right:0;
    width:100%;
    background:var(--tc-blue) !important;
    flex-direction:column;
    align-items:stretch;
    z-index:120;
    box-shadow:0 10px 24px rgba(5,35,65,.16);
  }

  .tc-nav.open{
    display:flex !important;
  }

  .tc-nav a{
    width:100%;
    color:#fff !important;
    padding:13px 18px !important;
    border-bottom:1px solid rgba(255,255,255,.10);
    font-size:13px !important;
  }

  .tc-nav a:after{
    display:none !important;
  }
}

/* ===== BREADCRUMB: ĐÚNG TRỤC VỚI MENU/HEADER ===== */
.tc-page-header{
  background:#f4f7fa !important;
  border-top:0;
  border-bottom:1px solid var(--tc-line);
}

.tc-breadcrumb{
  min-height:58px;
  padding:17px 0 !important;
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:5px;
  color:#61738a !important;
  font-size:13px !important;
  line-height:1.5;
}

.tc-breadcrumb a{
  color:#536b84;
  transition:color .2s ease;
}

.tc-breadcrumb a:hover{
  color:var(--tc-red);
}

/* ===== TRANG CHI TIẾT ===== */
.tc-article-wrap{
  width:min(var(--tc-article-width),calc(100% - var(--tc-page-space))) !important;
  margin-left:auto !important;
  margin-right:auto !important;
  padding:48px 0 68px !important;
}

.tc-article-title{
  overflow-wrap:anywhere;
}

.tc-article-featured img,
.tc-article-content img{
  max-width:100%;
  height:auto;
}

.tc-article-content,
.tc-toc,
.tc-related{
  max-width:100%;
}

/* ===== TRANG DANH SÁCH ===== */
.tc-list-page{
  padding-top:48px !important;
  padding-bottom:68px !important;
}

.tc-list-grid,
.tc-service-ref-grid,
.tc-project-ref-grid,
.tc-equipment-ref-grid,
.tc-news-ref-grid{
  min-width:0;
}

.tc-list-card,
.tc-service-ref-card,
.tc-project-ref-card,
.tc-equipment-ref-card,
.tc-news-ref-card{
  min-width:0;
}

/* ===== DỊCH VỤ / DỰ ÁN TRANG CHỦ ===== */
.tc-service-photo-grid,
.tc-project-photo-grid{
  width:100%;
  min-width:0;
}

.tc-service-photo-card,
.tc-project-photo-card{
  min-width:0;
}

/* ===== FOOTER: CÙNG TRỤC LỀ VỚI HEADER ===== */
.tc-footer-grid,
.tc-keywords{
  box-sizing:border-box;
}

.tc-copyright{
  padding-left:calc(var(--tc-page-space) / 2) !important;
  padding-right:calc(var(--tc-page-space) / 2) !important;
}

/* ===== TABLET ===== */
@media (max-width:1200px){
  :root{
    --tc-page-space:48px;
    --tc-article-width:1080px;
  }

  .tc-container,
  .tc-breadcrumb,
  .tc-list-page,
  .tc-footer-grid,
  .tc-keywords,
  .tc-service-showcase > .tc-container,
  .tc-project-showcase > .tc-container{
    width:calc(100% - var(--tc-page-space)) !important;
  }

  .tc-article-wrap{
    width:calc(100% - var(--tc-page-space)) !important;
  }
}

/* ===== MOBILE ===== */
@media (max-width:620px){
  :root{
    --tc-page-space:28px;
  }

  .tc-container,
  .tc-breadcrumb,
  .tc-list-page,
  .tc-footer-grid,
  .tc-keywords,
  .tc-service-showcase > .tc-container,
  .tc-project-showcase > .tc-container,
  .tc-article-wrap{
    width:calc(100% - var(--tc-page-space)) !important;
  }

  .tc-breadcrumb{
    min-height:50px;
    padding:13px 0 !important;
    font-size:12px !important;
  }

  .tc-article-wrap{
    padding-top:34px !important;
    padding-bottom:48px !important;
  }

  .tc-copyright{
    padding-left:14px !important;
    padding-right:14px !important;
  }
}

/* ===== ĐẢM BẢO KHÔNG CÓ PHẦN TỬ MEDIA GÂY TRÀN NGANG ===== */
iframe,
video,
embed,
object,
table{
  max-width:100%;
}

.tc-article-content table{
  display:block;
  width:100%;
  overflow-x:auto;
  -webkit-overflow-scrolling:touch;
}

/* ===== SỬA LẠI KHỐI NĂNG LỰC ĐỂ TƯƠNG PHẢN ỔN ĐỊNH ===== */
.tc-why .tc-ref-kicker{
  color:#9bd7ff !important;
}

.tc-why .tc-ref-head h2{
  color:#fff !important;
}

.tc-why .tc-ref-head p{
  color:#e2edf7 !important;
}