/* ===== TCT Stationery — stylesheet ===== */
:root{
  --navy:#12294D;
  --navy-2:#0D1F3C;
  --blue:#2156A3;
  --blue-dark:#173E78;
  --blue-light:#EAF1FC;
  --green:#6FBF3B;
  --green-dark:#579A2C;
  --orange:#E8892B;
  --tint-blue:#EAF3FF;
  --tint-green:#EEFAE4;
  --tint-orange:#FFF2E3;
  --tint-yellow:#FFF8E1;
  --ink:#1B2333;
  --gray-700:#586173;
  --gray-500:#828DA0;
  --gray-300:#DEE4EC;
  --gray-100:#F5F8FC;
  --white:#FFFFFF;
  --radius:18px;
  --radius-sm:10px;
  --shadow:0 10px 30px rgba(18,41,77,.09);
  --shadow-lg:0 20px 50px rgba(18,41,77,.16);
  --maxw:1200px;
  --font-display:'Baloo 2',sans-serif;
  --font-body:'Be Vietnam Pro',Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--white);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-family:var(--font-display);font-weight:700;line-height:1.18;}
p{margin:0;}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px;position:relative;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:999px;font-weight:700;font-size:15px;
  border:2px solid transparent;cursor:pointer;transition:.2s ease;white-space:nowrap;
}
.btn-primary{background:var(--green);color:var(--white);box-shadow:0 10px 24px rgba(111,191,59,.35);}
.btn-primary:hover{background:var(--green-dark);transform:translateY(-2px);}
.btn-outline{background:transparent;border-color:rgba(255,255,255,.55);color:var(--white);}
.btn-outline:hover{background:rgba(255,255,255,.12);}
.btn-ghost{background:var(--white);border-color:var(--gray-300);color:var(--navy);}
.btn-ghost:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px);}
.btn-navy{background:var(--blue);color:var(--white);box-shadow:0 10px 24px rgba(33,86,163,.3);}
.btn-navy:hover{background:var(--blue-dark);transform:translateY(-2px);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-family:var(--font-display);font-weight:700;letter-spacing:.02em;
  font-size:14px;color:var(--green-dark);margin-bottom:14px;background:var(--tint-green);
  padding:6px 16px 6px 12px;border-radius:999px;
}
.eyebrow::before{content:'';width:7px;height:7px;border-radius:50%;background:var(--green);display:inline-block;}
.section{padding:84px 0;position:relative;}
.section-tight{padding:52px 0;}
.section-title{font-size:36px;color:var(--navy);}
.section-sub{color:var(--gray-700);font-size:16px;max-width:640px;margin-top:14px;}
.center{text-align:center;margin-left:auto;margin-right:auto;}
.section-tint{background:var(--tint-blue);}
.section-tint-green{background:var(--tint-green);}

/* ---------- Decorative blobs ---------- */
.blob{position:absolute;pointer-events:none;z-index:0;opacity:.55;}
.blob svg{width:100%;height:100%;display:block;}
.wave-divider{display:block;width:100%;line-height:0;}
.wave-divider svg{width:100%;height:64px;display:block;}

/* ---------- Topbar ---------- */
.topbar{background:linear-gradient(120deg,var(--navy-2) 0%,var(--blue-dark) 55%,#1F4D2B 100%);color:rgba(255,255,255,.85);font-size:13.5px;}
.topbar .container{display:flex;justify-content:space-between;align-items:center;padding-top:9px;padding-bottom:9px;flex-wrap:wrap;gap:6px;}
.topbar-left{display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.topbar-item{display:inline-flex;align-items:center;gap:7px;line-height:1;}
.topbar-icon{display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;}
.topbar-icon svg{width:13px;height:13px;display:block;stroke:rgba(255,255,255,.85);}
.topbar-sep{color:rgba(255,255,255,.25);}
.topbar a{font-weight:600;}
.topbar a:hover{color:var(--green);}

/* ---------- Header / nav ---------- */
header.site-header{
  position:sticky;top:0;z-index:100;background:var(--white);
  box-shadow:0 2px 14px rgba(18,41,77,.08);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;padding:14px 0;}
.logo img{height:52px;width:auto;}
nav.main-nav{display:flex;align-items:center;gap:6px;}
.main-nav > ul{display:flex;align-items:center;gap:4px;}
.main-nav a.nav-link{
  display:flex;align-items:center;gap:6px;padding:12px 16px;border-radius:999px;
  font-family:var(--font-display);font-weight:600;font-size:15.5px;color:var(--ink);transition:.2s;
}
.main-nav a.nav-link:hover,.main-nav li.active > a.nav-link{background:var(--blue-light);color:var(--blue);}
.has-dropdown{position:relative;}
.dropdown{
  position:absolute;top:calc(100% + 10px);left:0;background:var(--white);border-radius:var(--radius);
  box-shadow:var(--shadow-lg);min-width:260px;padding:10px;opacity:0;visibility:hidden;
  transform:translateY(8px);transition:.18s ease;border:1px solid var(--gray-100);
}
.has-dropdown:hover .dropdown{opacity:1;visibility:visible;transform:translateY(0);}
.dropdown a{display:flex;align-items:center;justify-content:space-between;padding:11px 14px;border-radius:var(--radius-sm);font-size:14.5px;font-weight:600;color:var(--ink);}
.dropdown a:hover{background:var(--blue-light);color:var(--blue);}
.dropdown a .count{font-weight:600;font-size:12px;color:var(--gray-500);}
.dropdown a:hover .count{color:var(--blue);}
.nav-cta{margin-left:8px;}
.nav-cta.btn-navy{background:#FBE0EC;color:#C23572;box-shadow:0 10px 24px rgba(194,53,114,.18);}
.nav-cta.btn-navy:hover{background:#F6C7DE;color:#A62A5E;transform:translateY(-2px);}
.nav-actions{display:flex;align-items:center;gap:6px;background:var(--green);border-radius:999px;padding:6px 8px 6px 22px;}
.burger{display:none;background:none;border:0;cursor:pointer;padding:8px;}
.burger span{display:block;width:26px;height:3px;background:var(--navy);margin:5px 0;border-radius:3px;}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;color:var(--ink);
  background:
    repeating-linear-gradient(rgba(33,86,163,.05) 0 1px, transparent 1px 38px),
    var(--white);
  padding:64px 0 76px;
}
.hero::before{
  content:'';position:absolute;top:0;bottom:0;left:6%;width:1px;
  background:rgba(232,137,43,.18);z-index:0;
}
.hero .blob{opacity:.7;}
.hero .container{position:relative;z-index:2;display:grid;grid-template-columns:.95fr 1.05fr;gap:40px;align-items:center;}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:var(--tint-green);border:1px solid #CDEBB0;color:var(--green-dark);font-family:var(--font-display);font-weight:600;font-size:14px;padding:8px 18px;border-radius:999px;margin-bottom:24px;}

/* ---------- Hero product slideshow (banner lớn, chiếm trọn chiều rộng hero) ---------- */
.hero-slideshow{
  grid-column:1 / -1;position:relative;display:grid;grid-template-columns:.85fr 1.15fr;align-items:center;gap:40px;
  background:linear-gradient(160deg,var(--tint-blue) 0%, var(--white) 60%);
  border:1px solid var(--gray-300);border-radius:28px;box-shadow:var(--shadow-lg);
  padding:46px 50px;margin-bottom:40px;overflow:hidden;min-height:500px;
}
.hero-slideshow::before{
  content:'';position:absolute;top:-120px;right:-100px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,var(--tint-green) 0%, transparent 72%);z-index:0;
}
.hero-slideshow::after{
  content:'';position:absolute;bottom:-100px;left:20%;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,var(--tint-orange) 0%, transparent 72%);z-index:0;opacity:.7;
}
.hs-text{position:relative;z-index:1;}
.hs-tag{
  display:inline-flex;align-items:center;gap:6px;font-family:var(--font-display);
  font-weight:700;font-size:14px;color:var(--green-dark);background:var(--tint-green);
  border:1px solid #CDEBB0;padding:7px 18px;border-radius:999px;
}
.hs-name{display:block;font-family:var(--font-display);font-weight:700;font-size:32px;color:var(--navy);line-height:1.28;margin-top:20px;}
.hs-sku{display:inline-block;margin-top:18px;font-size:14px;font-weight:700;color:var(--blue);letter-spacing:.03em;background:var(--blue-light);padding:8px 18px;border-radius:999px;}
.hs-dots{margin-top:32px;display:flex;gap:8px;}
.hs-dots span{width:8px;height:8px;border-radius:50%;background:var(--gray-300);transition:.25s;}
.hs-dots span.active{background:var(--green);width:28px;border-radius:5px;}
.hs-frame{
  position:relative;z-index:1;width:100%;height:440px;border-radius:20px;
  background:#fff;border:1px solid var(--gray-300);overflow:hidden;
}
.hs-frame img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;
  opacity:0;transition:opacity .8s ease;
}
.hs-frame img.active{opacity:1;}
@media (max-width:860px){
  .hero-slideshow{grid-template-columns:1fr;padding:32px 28px;min-height:0;}
  .hs-frame{height:260px;}
}

/* ---------- Hero-art fade transition for rotating images ---------- */
.hero-art .card-img img{transition:opacity .35s ease;}
.hero-art .card-img img.fading{opacity:0;}
.hero h1{font-size:47px;color:var(--navy);letter-spacing:-.01em;}
.hero h1 span{color:var(--green-dark);position:relative;}
.hero p{margin-top:20px;font-size:17px;color:var(--gray-700);max-width:520px;}
.hero-actions{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap;}
.hero-stats{display:flex;gap:34px;margin-top:46px;flex-wrap:wrap;}
.hero-stats div{border-left:2px solid var(--gray-300);padding-left:14px;}
.hero-stats div b{display:block;font-family:var(--font-display);font-size:26px;color:var(--navy);}
.hero-stats div span{font-size:12.5px;color:var(--gray-500);}
.hero-art{position:relative;}
.hero-art::before{
  content:'';position:absolute;top:-30px;right:-40px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,var(--tint-blue) 0%, transparent 70%);z-index:0;
}
.hero-art .grid-imgs{display:grid;grid-template-columns:1fr 1fr;gap:20px;position:relative;z-index:1;}
.hero-art .card-img{position:relative;background:var(--white);border:1px solid var(--gray-300);border-radius:20px;padding:18px;box-shadow:0 16px 34px rgba(18,41,77,.12);transition:.25s;cursor:pointer;}
.hero-art .card-img .ci-label{
  position:absolute;left:12px;right:12px;bottom:12px;z-index:2;
  background:rgba(255,255,255,.95);color:var(--navy);font-size:11px;font-weight:700;
  padding:6px 12px;border-radius:999px;box-shadow:0 4px 12px rgba(18,41,77,.16);
  text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  transition:opacity .3s ease;
}
.hero-art .card-img .ci-label.fading{opacity:0;}
.hero-art .card-img:hover{transform:translateY(-6px) rotate(0deg) !important;box-shadow:0 20px 40px rgba(18,41,77,.18);}
.hero-art .card-img img{border-radius:10px;aspect-ratio:1/1;object-fit:contain;background:#fff;}
.hero-art .card-img.c-blue{background:var(--tint-blue);border-color:transparent;}
.hero-art .card-img.c-green{background:var(--tint-green);border-color:transparent;}
.hero-art .card-img.c-orange{background:var(--tint-orange);border-color:transparent;}
.hero-art .card-img.up{transform:translateY(-18px) rotate(-2.5deg);}
.hero-art .card-img.tilt{transform:rotate(2.5deg);}
.hero-art .card-img.up.tilt{transform:translateY(-18px) rotate(2.5deg);}

/* ---------- Feature strip ---------- */
.features{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.feature-card{background:var(--white);border:1px solid var(--gray-300);border-radius:var(--radius);padding:28px 24px;transition:.2s;}
.feature-card:hover{border-color:transparent;box-shadow:var(--shadow-lg);transform:translateY(-5px);}
.feature-icon{width:58px;height:58px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin-bottom:18px;}
.feature-icon svg{width:26px;height:26px;stroke:var(--blue);}
.feature-card:nth-child(4n+1) .feature-icon{background:var(--tint-blue);}
.feature-card:nth-child(4n+1) .feature-icon svg{stroke:var(--blue);}
.feature-card:nth-child(4n+2) .feature-icon{background:var(--tint-green);}
.feature-card:nth-child(4n+2) .feature-icon svg{stroke:var(--green-dark);}
.feature-card:nth-child(4n+3) .feature-icon{background:var(--tint-orange);}
.feature-card:nth-child(4n+3) .feature-icon svg{stroke:var(--orange);}
.feature-card:nth-child(4n+4) .feature-icon{background:var(--tint-yellow);}
.feature-card:nth-child(4n+4) .feature-icon svg{stroke:#D9A400;}
.feature-card h4{font-size:17.5px;color:var(--navy);margin-bottom:8px;}
.feature-card p{font-size:14px;color:var(--gray-700);}

/* ---------- Group cards ---------- */
.groups{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.group-card{
  position:relative;border-radius:var(--radius);overflow:hidden;background:var(--white);
  border:1px solid var(--gray-300);display:flex;flex-direction:column;
  box-shadow:var(--shadow);transition:.25s;
}
.group-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);}
.group-card .g-bg{position:relative;display:flex;align-items:center;justify-content:center;padding:34px;height:210px;}
.group-card.c1 .g-bg{background:var(--tint-blue);}
.group-card.c2 .g-bg{background:var(--tint-green);}
.group-card.c3 .g-bg{background:var(--tint-orange);}
.group-card .g-bg img{max-height:150px;object-fit:contain;filter:drop-shadow(0 12px 16px rgba(18,41,77,.18));}
.group-card .g-overlay{display:none;}
.group-card .g-content{position:relative;z-index:2;padding:26px 26px 30px;}
.group-card .g-tag{display:inline-block;font-family:var(--font-display);font-size:12.5px;font-weight:600;letter-spacing:.02em;padding:5px 14px;border-radius:999px;margin-bottom:14px;color:#fff;}
.group-card.c1 .g-tag{background:var(--blue);}
.group-card.c2 .g-tag{background:var(--green-dark);}
.group-card.c3 .g-tag{background:var(--orange);}
.group-card h3{font-size:22px;margin-bottom:8px;color:var(--navy);}
.group-card p{font-size:13.5px;color:var(--gray-700);}
.group-card .g-link{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-family:var(--font-display);font-weight:600;font-size:14.5px;color:var(--green-dark);}

/* ---------- Highlight products ---------- */
.hl-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.prod-card{
  background:var(--white);border:1px solid var(--gray-300);border-radius:var(--radius);overflow:hidden;
  cursor:pointer;transition:.2s;
}
.prod-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px);border-color:transparent;}
.prod-thumb{aspect-ratio:1/1;background:var(--tint-blue);display:flex;align-items:center;justify-content:center;padding:16px;}
.prod-card:nth-child(3n+2) .prod-thumb{background:var(--tint-green);}
.prod-card:nth-child(3n+3) .prod-thumb{background:var(--tint-orange);}
.prod-thumb img{max-height:100%;max-width:100%;width:auto;height:auto;min-width:0;min-height:0;object-fit:contain;}
.prod-body{padding:14px 14px 18px;}
.prod-sku{font-size:11.5px;font-weight:700;color:var(--blue);letter-spacing:.04em;}
.prod-name{font-family:var(--font-display);font-size:15px;font-weight:600;color:var(--navy);margin-top:5px;min-height:38px;}
.prod-meta{font-size:12.5px;color:var(--gray-500);margin-top:8px;}

/* ---------- About teaser / story ---------- */
.about-split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.about-split .about-media{position:relative;}
.about-media .frame{background:var(--tint-blue);border-radius:26px;padding:32px;position:relative;overflow:hidden;}
.about-media .frame .stat-badge{position:absolute;bottom:-22px;right:-14px;background:var(--white);border-radius:18px;box-shadow:var(--shadow-lg);padding:18px 22px;}
.about-media .stat-badge b{display:block;font-family:var(--font-display);font-size:27px;color:var(--green-dark);}
.about-media .stat-badge span{font-size:12.5px;color:var(--gray-700);}
.about-split h2{font-size:33px;color:var(--navy);margin-bottom:18px;}
.about-split p{color:var(--gray-700);margin-bottom:14px;font-size:15.5px;}
.check-list{margin-top:18px;display:grid;gap:12px;}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;color:var(--ink);}
.check-list .tick{flex:0 0 auto;width:23px;height:23px;border-radius:50%;background:var(--green);color:#fff;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:800;}

/* ---------- Timeline (about page) ---------- */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:44px;}
.tl-item{background:var(--white);border:1px solid var(--gray-300);border-radius:var(--radius);padding:28px 22px;position:relative;transition:.2s;}
.tl-item:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px);border-color:transparent;}
.tl-item .tl-num{font-family:var(--font-display);font-size:40px;font-weight:700;color:var(--tint-blue);position:absolute;top:12px;right:18px;}
.tl-item:nth-child(2) .tl-num{color:var(--tint-green);}
.tl-item:nth-child(3) .tl-num{color:var(--tint-orange);}
.tl-item:nth-child(4) .tl-num{color:var(--tint-yellow);}
.tl-item .tl-year{font-family:var(--font-display);font-weight:600;color:var(--green-dark);font-size:13.5px;letter-spacing:.04em;margin-bottom:10px;}
.tl-item h4{font-size:17px;color:var(--navy);margin-bottom:8px;}
.tl-item p{font-size:13.5px;color:var(--gray-700);}

.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.stat-box{
  text-align:center;color:#fff;border-radius:var(--radius);padding:32px 16px;position:relative;overflow:hidden;
  background:radial-gradient(180px 140px at 100% 0%, rgba(111,191,59,.3) 0%, transparent 70%), var(--navy);
}
.stat-box b{display:block;font-family:var(--font-display);font-size:33px;color:var(--green);}
.stat-box span{font-size:13px;color:rgba(255,255,255,.75);}

/* ---------- CTA band ---------- */
.cta-band{
  background:radial-gradient(480px 300px at 92% -20%, rgba(111,191,59,.35) 0%, transparent 65%),
             radial-gradient(420px 280px at -8% 120%, rgba(255,255,255,.14) 0%, transparent 65%),
             linear-gradient(120deg,var(--blue) 0%,var(--navy) 100%);
  color:#fff;border-radius:28px;padding:52px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;position:relative;overflow:hidden;
}
.cta-band h3{font-size:27px;margin-bottom:8px;}
.cta-band p{color:rgba(255,255,255,.8);font-size:15px;}

/* ---------- Breadcrumb / page banner ---------- */
.page-banner{
  background:radial-gradient(520px 320px at 95% -15%, rgba(111,191,59,.28) 0%, transparent 60%),
             radial-gradient(460px 300px at -10% 110%, rgba(255,255,255,.10) 0%, transparent 60%),
             linear-gradient(135deg,var(--navy) 0%, var(--navy-2) 100%);
  color:#fff;padding:56px 0 50px;position:relative;overflow:hidden;
}
.page-banner .crumbs{font-size:13.5px;color:rgba(255,255,255,.65);margin-bottom:12px;position:relative;z-index:2;}
.page-banner .crumbs a:hover{color:var(--green);}
.page-banner h1{font-size:35px;position:relative;z-index:2;}
.page-banner p{color:rgba(255,255,255,.75);margin-top:10px;max-width:640px;position:relative;z-index:2;}

/* ---------- Product listing page ---------- */
.pp-layout{display:grid;grid-template-columns:260px 1fr;gap:34px;align-items:start;}
.filter-box{background:var(--tint-blue);border-radius:var(--radius);padding:22px;position:sticky;top:96px;}
.filter-box h4{font-family:var(--font-display);font-size:14.5px;color:var(--navy);letter-spacing:.02em;margin-bottom:14px;}
.chip-list{display:flex;flex-direction:column;gap:6px;}
.chip{
  text-align:left;background:transparent;border:none;padding:9px 12px;border-radius:var(--radius-sm);
  font-size:14px;color:var(--gray-700);cursor:pointer;display:flex;justify-content:space-between;font-weight:600;
}
.chip:hover{background:var(--white);color:var(--blue);}
.chip.active{background:var(--blue);color:#fff;}
.chip .n{font-weight:600;opacity:.7;font-size:12.5px;}
.search-box{margin-bottom:18px;}
.search-box input{width:100%;border:1px solid var(--gray-300);border-radius:999px;padding:11px 16px;font-size:14px;font-family:inherit;background:#fff;}
.search-box input:focus{outline:2px solid var(--blue-light);border-color:var(--blue);}
.pp-toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;flex-wrap:wrap;gap:10px;}
.pp-toolbar .count{font-size:14.5px;color:var(--gray-700);}
.pp-toolbar .count b{color:var(--navy);}
.pp-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.empty-state{padding:60px 20px;text-align:center;color:var(--gray-500);}

/* ---------- Modal ---------- */
.modal-overlay{position:fixed;inset:0;background:rgba(13,31,60,.6);display:none;align-items:center;justify-content:center;z-index:1000;padding:20px;}
.modal-overlay.open{display:flex;}
.modal-box{background:#fff;border-radius:20px;max-width:820px;width:100%;max-height:88vh;overflow:auto;position:relative;box-shadow:var(--shadow-lg);}
.modal-close{position:absolute;top:16px;right:16px;width:38px;height:38px;border-radius:50%;background:var(--gray-100);border:none;font-size:18px;cursor:pointer;z-index:5;}
.modal-close:hover{background:var(--gray-300);}
.modal-grid{display:grid;grid-template-columns:1fr 1fr;gap:0;}
.modal-media{background:var(--tint-blue);display:flex;align-items:center;justify-content:center;padding:36px;border-radius:20px 0 0 20px;}
.modal-media img{max-height:320px;max-width:100%;width:auto;height:auto;min-width:0;min-height:0;object-fit:contain;}
.modal-info{padding:36px 34px;}
.modal-info .m-cat{font-size:12.5px;font-weight:700;color:var(--blue);text-transform:uppercase;letter-spacing:.05em;}
.modal-info h3{font-family:var(--font-display);font-size:23px;color:var(--navy);margin:8px 0 18px;}
.spec-table{width:100%;border-collapse:collapse;font-size:14px;}
.spec-table tr{border-bottom:1px solid var(--gray-100);}
.spec-table td{padding:10px 0;vertical-align:top;}
.spec-table td:first-child{color:var(--gray-500);width:120px;font-weight:600;}
.spec-table td:last-child{color:var(--ink);font-weight:600;}
.modal-note{margin-top:16px;background:var(--blue-light);border-radius:var(--radius-sm);padding:14px 16px;font-size:13.5px;color:var(--blue-dark);}

/* ---------- Contact page ---------- */
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:40px;align-items:start;}
.contact-info-card{
  color:#fff;border-radius:var(--radius);padding:34px;position:relative;overflow:hidden;
  background:radial-gradient(320px 220px at 100% 0%, rgba(111,191,59,.3) 0%, transparent 65%), var(--navy);
}
.contact-info-card h3{font-family:var(--font-display);font-size:24px;margin-bottom:12px;position:relative;z-index:1;}
.ci-item{display:flex;gap:14px;align-items:flex-start;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.12);position:relative;z-index:1;}
.ci-item:last-child{border-bottom:none;}
.ci-icon{flex:0 0 auto;width:42px;height:42px;border-radius:50%;background:rgba(255,255,255,.12);display:flex;align-items:center;justify-content:center;}
.ci-icon svg{width:19px;height:19px;stroke:var(--green);}
.ci-item div{display:flex;flex-direction:column;gap:3px;}
.ci-item div b{font-family:var(--font-display);font-size:14.5px;color:#fff;}
.ci-item div span,.ci-item div a{font-size:14.5px;color:rgba(255,255,255,.75);}
.ci-item div a:hover{color:var(--green);}

.map-embed{margin-top:24px;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--gray-300);}
.map-embed iframe{width:100%;height:280px;border:0;display:block;}

.form-card{background:var(--white);border:1px solid var(--gray-300);border-radius:var(--radius);box-shadow:var(--shadow);padding:36px;}
.form-card h3{font-size:24px;margin-bottom:8px;}
.form-card > p{color:var(--gray-700);font-size:14.5px;margin-bottom:24px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px;}
.form-field{display:flex;flex-direction:column;gap:7px;}
.form-field.full{grid-column:1 / -1;}
.form-field label{font-size:13.5px;font-weight:600;color:var(--navy);}
.form-field input,.form-field select,.form-field textarea{
  font-family:var(--font-body);font-size:14.5px;color:var(--ink);padding:12px 14px;
  border:1px solid var(--gray-300);border-radius:var(--radius-sm);background:var(--gray-100);
  outline:none;transition:.2s;width:100%;
}
.form-field textarea{resize:vertical;min-height:96px;}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  border-color:var(--blue);background:var(--white);box-shadow:0 0 0 3px var(--blue-light);
}
.form-card .btn{margin-top:6px;}
.form-success{display:none;align-items:center;gap:10px;margin-top:16px;padding:14px 16px;border-radius:var(--radius-sm);background:var(--tint-green);color:var(--green-dark);font-weight:600;font-size:14px;}
.form-success svg{width:18px;height:18px;stroke:var(--green-dark);flex:0 0 auto;}
.form-success.show{display:flex;}

/* ---------- Tin tức - Sự kiện ---------- */
.news-notice{background:var(--tint-yellow);border:1px solid #F5E3A8;color:#8A6D1F;border-radius:var(--radius-sm);padding:14px 18px;font-size:13.5px;margin-bottom:28px;}
.news-list{display:flex;flex-direction:column;gap:22px;}
.news-item{display:flex;gap:24px;background:var(--white);border:1px solid var(--gray-300);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;transition:.2s;}
.news-item:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px);}
.news-thumb{flex:0 0 260px;height:180px;overflow:hidden;}
.news-thumb img{width:100%;height:100%;object-fit:cover;display:block;}
.news-body{padding:22px 26px 22px 0;display:flex;flex-direction:column;gap:8px;flex:1;}
.news-meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--gray-500);font-weight:600;}
.news-tag{background:var(--tint-green);color:var(--green-dark);padding:4px 12px;border-radius:999px;font-size:11.5px;font-weight:700;}
.news-title{font-family:var(--font-display);font-size:19px;color:var(--navy);line-height:1.35;}
.news-excerpt{font-size:14.5px;color:var(--gray-700);line-height:1.6;}
.news-readmore{margin-top:auto;font-weight:700;font-size:13.5px;color:var(--blue);display:inline-flex;align-items:center;gap:5px;}
.news-readmore:hover{color:var(--blue-dark);}

/* ---------- Bài viết chi tiết (Tin tức) ---------- */
.article-cover{max-width:900px;margin:0 auto;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);}
.article-cover img{width:100%;height:340px;object-fit:cover;display:block;background:#fff;}
.article-wrap{max-width:760px;margin:36px auto 0;}
.article-meta-row{display:flex;align-items:center;gap:10px;margin-bottom:18px;font-size:13px;color:var(--gray-500);font-weight:600;}
.article-body{font-size:16px;color:var(--gray-700);line-height:1.85;}
.article-body h2{font-size:22px;color:var(--navy);margin:34px 0 14px;}
.article-body p{margin-bottom:18px;}
.article-body ul{margin:0 0 18px;padding-left:22px;}
.article-body li{margin-bottom:8px;list-style:disc;}
.article-body blockquote{border-left:4px solid var(--green);background:var(--tint-green);padding:16px 20px;border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--green-dark);font-weight:600;margin:24px 0;}
.article-cta{margin-top:36px;padding:28px;border-radius:var(--radius);background:linear-gradient(120deg,var(--navy-2) 0%,var(--blue-dark) 55%,#1F4D2B 100%);color:#fff;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;}
.article-cta h3{font-size:20px;margin-bottom:6px;}
.article-cta p{color:rgba(255,255,255,.75);font-size:14px;margin:0;}
.article-products{max-width:1200px;margin:56px auto 0;}
.article-products h2{font-size:24px;color:var(--navy);margin-bottom:20px;text-align:center;}
.article-back{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:700;color:var(--blue);margin-bottom:18px;}
.article-back:hover{color:var(--blue-dark);}

/* ---------- Footer ---------- */
.site-footer{background:linear-gradient(120deg,var(--navy-2) 0%,var(--blue-dark) 55%,#1F4D2B 100%);color:rgba(255,255,255,.72);padding:64px 0 0;font-size:14.5px;}
.site-footer a{color:rgba(255,255,255,.72);transition:.2s;}
.site-footer a:hover{color:var(--green);}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.1);}
.footer-brand .logo{display:inline-flex;background:#fff;padding:10px 18px;border-radius:14px;}
.footer-brand .logo img{height:42px;width:auto;display:block;}
.footer-brand p{margin-top:18px;line-height:1.7;color:rgba(255,255,255,.55);max-width:340px;}
.footer-badges{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px;}
.footer-badge{display:inline-flex;align-items:center;gap:7px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);color:rgba(255,255,255,.78);font-size:12.5px;font-weight:600;padding:7px 13px;border-radius:999px;}
.footer-badge svg{width:14px;height:14px;stroke:var(--green);}
.footer-social{display:flex;gap:10px;margin-top:22px;}
.footer-social a{display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.08);}
.footer-social a:hover{background:var(--green);}
.footer-social svg{width:17px;height:17px;stroke:#fff;}
.footer-col h5{font-family:var(--font-display);color:#fff;font-size:15.5px;letter-spacing:.02em;margin-bottom:20px;}
.footer-col ul{display:grid;gap:12px;}
.footer-col li{display:flex;align-items:flex-start;gap:10px;line-height:1.55;color:rgba(255,255,255,.6);}
.footer-ic{flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;width:17px;height:17px;margin-top:2px;}
.footer-ic svg{width:15px;height:15px;stroke:var(--green);}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;padding:22px 0;font-size:13px;color:rgba(255,255,255,.4);}

/* ================= Responsive (tablet & mobile) ================= */
@media (max-width:900px){
  .burger{display:flex;flex-direction:column;align-items:center;justify-content:center;}
  .nav-wrap{position:relative;}
  nav.main-nav{
    display:none;position:absolute;top:100%;left:0;right:0;background:var(--white);
    box-shadow:var(--shadow-lg);border-top:1px solid var(--gray-300);padding:10px 20px 20px;
    max-height:calc(100vh - 70px);overflow-y:auto;z-index:99;border-radius:0 0 var(--radius) var(--radius);
  }
  nav.main-nav.open{display:block;}
  .main-nav > ul{flex-direction:column;align-items:stretch;gap:2px;width:100%;}
  .main-nav a.nav-link{width:100%;padding:13px 14px;border-radius:var(--radius-sm);}
  .has-dropdown .dropdown{
    position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:none;
    display:none;padding:0 0 6px 14px;min-width:0;
  }
  .has-dropdown.open .dropdown{display:block;}
  .nav-cta{margin:14px 0 0;width:100%;}
  .nav-cta .btn{width:100%;}
  .nav-actions{background:none;padding:0;border-radius:0;flex:1;justify-content:flex-end;}
  .news-item{flex-direction:column;}
  .news-thumb{flex:none;width:100%;height:200px;}
  .news-body{padding:18px;}

  .hero .container{grid-template-columns:1fr;}
  .hero-art .grid-imgs{grid-template-columns:repeat(2,1fr);}
  .features{grid-template-columns:repeat(2,1fr);}
  .groups{grid-template-columns:repeat(2,1fr);}
  .hl-grid{grid-template-columns:repeat(2,1fr);}
  .pp-grid{grid-template-columns:repeat(2,1fr);}
  .timeline{grid-template-columns:repeat(2,1fr);}
  .stat-row{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:repeat(2,1fr);}
  .about-split{grid-template-columns:1fr;gap:32px;}
  .contact-grid{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;}
  .form-card{padding:26px;}
  .pp-layout{grid-template-columns:1fr;}
  .filter-box{position:static;}
  .modal-grid{grid-template-columns:1fr;}
  .modal-media{border-radius:20px 20px 0 0;}
}

@media (max-width:600px){
  .container{padding:0 18px;}
  .section{padding:52px 0;}
  .section-title{font-size:26px;}
  .topbar .container{flex-direction:column;align-items:flex-start;gap:4px;padding-top:8px;padding-bottom:8px;}
  .logo img{height:40px;}

  .hero{padding:36px 0 44px;}
  .hero h1{font-size:29px;}
  .hero p{font-size:15px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn{width:100%;}
  .hero-stats{gap:18px;}
  .hero-stats div b{font-size:20px;}
  .hero-slideshow{padding:22px 18px;border-radius:20px;min-height:0;}
  .hs-name{font-size:21px;margin-top:14px;}
  .hs-frame{height:220px;}
  .hero-art .grid-imgs{gap:12px;}

  .features{grid-template-columns:1fr;}
  .groups{grid-template-columns:1fr;}
  .hl-grid{grid-template-columns:repeat(2,1fr);gap:12px;}
  .pp-grid{grid-template-columns:repeat(2,1fr);gap:12px;}
  .timeline{grid-template-columns:1fr;}
  .stat-row{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr;gap:30px;}

  .cta-band{padding:30px 22px;flex-direction:column;text-align:center;}
  .cta-band h3{font-size:22px;}
  .page-banner h1{font-size:25px;}
  .page-banner{padding:44px 0 40px;}
  .modal-box{max-height:92vh;}
  .modal-info{padding:22px 18px;}
  .about-split h2{font-size:26px;}
}

/* ================= Giỏ "Yêu cầu báo giá" ================= */
.cart-btn{
  position:relative;display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:50%;border:1px solid var(--gray-300);background:var(--white);
  cursor:pointer;transition:.2s;flex:none;
}
.cart-btn:hover{border-color:var(--blue);}
.cart-btn svg{width:19px;height:19px;stroke:var(--navy);}
.cart-badge{
  position:absolute;top:-5px;right:-5px;min-width:19px;height:19px;padding:0 4px;border-radius:999px;
  background:var(--orange);color:#fff;font-size:11px;font-weight:700;font-family:var(--font-display);
  display:none;align-items:center;justify-content:center;box-shadow:0 0 0 2px #fff;
}

/* Nút "+ Báo giá" trên thẻ sản phẩm */
.prod-add-btn{
  display:block;width:100%;margin-top:12px;padding:9px 10px;border:1px solid var(--gray-300);
  background:var(--white);color:var(--navy);border-radius:999px;font-family:var(--font-display);
  font-weight:700;font-size:12.5px;cursor:pointer;transition:.2s;
}
.prod-add-btn:hover{background:var(--navy);border-color:var(--navy);color:#fff;}

/* Khối số lượng + thêm giỏ trong modal chi tiết sản phẩm */
.modal-cart-row{display:flex;align-items:center;gap:12px;margin-top:20px;flex-wrap:wrap;}
.qty-stepper{display:inline-flex;align-items:center;border:1px solid var(--gray-300);border-radius:999px;overflow:hidden;}
.qty-stepper button{
  width:34px;height:34px;border:none;background:var(--gray-100);color:var(--navy);font-size:16px;
  cursor:pointer;font-family:var(--font-display);font-weight:700;line-height:1;
}
.qty-stepper button:hover{background:var(--gray-300);}
.qty-stepper input{
  width:44px;height:34px;border:none;border-left:1px solid var(--gray-300);border-right:1px solid var(--gray-300);
  text-align:center;font-family:var(--font-body);font-weight:600;font-size:14px;color:var(--navy);
  -moz-appearance:textfield;
}
.qty-stepper input::-webkit-outer-spin-button,.qty-stepper input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0;}
.qty-stepper.small{border-radius:999px;}
.qty-stepper.small button{width:26px;height:26px;font-size:13px;}
.qty-stepper.small input{width:34px;height:26px;font-size:12.5px;}

/* Drawer giỏ hàng */
.cart-overlay{position:fixed;inset:0;background:rgba(13,31,60,.5);display:none;justify-content:flex-end;z-index:1100;}
.cart-overlay.open{display:flex;}
.cart-drawer{
  width:400px;max-width:100%;height:100%;background:#fff;box-shadow:-14px 0 40px rgba(18,41,77,.2);
  display:flex;flex-direction:column;animation:cart-slide-in .25s ease;
}
@keyframes cart-slide-in{ from{transform:translateX(100%);} to{transform:translateX(0);} }
.cart-drawer-head{display:flex;align-items:center;justify-content:space-between;padding:20px 22px;border-bottom:1px solid var(--gray-100);}
.cart-drawer-head h3{font-size:19px;color:var(--navy);}
.cart-drawer-head .modal-close{position:static;}
.cart-drawer-body{flex:1;overflow-y:auto;padding:16px 22px;}
.cart-empty{color:var(--gray-500);font-size:13.5px;text-align:center;padding:40px 10px;line-height:1.7;}
.cart-item{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--gray-100);}
.cart-item img{width:56px;height:56px;object-fit:contain;background:var(--gray-100);border-radius:10px;padding:6px;flex:none;}
.cart-item-info{flex:1;min-width:0;}
.cart-item-name{font-size:13px;font-weight:600;color:var(--navy);line-height:1.3;}
.cart-item-sku{font-size:11px;color:var(--gray-500);margin:2px 0 8px;}
.cart-item-remove{border:none;background:none;color:var(--gray-500);font-size:14px;cursor:pointer;flex:none;padding:6px;}
.cart-item-remove:hover{color:#D64545;}
.cart-drawer-foot{border-top:1px solid var(--gray-100);padding:18px 22px 22px;}
.cart-form{display:none;flex-direction:column;gap:9px;margin-bottom:14px;}
.cart-form input,.cart-form textarea{
  border:1px solid var(--gray-300);border-radius:var(--radius-sm);padding:10px 13px;font-family:var(--font-body);
  font-size:13.5px;width:100%;resize:vertical;
}
.cart-form input:focus,.cart-form textarea:focus{outline:none;border-color:var(--blue);}
.cart-drawer-foot .btn{width:100%;justify-content:center;}
.cart-hint{font-size:11.5px;color:var(--gray-500);margin-top:10px;text-align:center;line-height:1.6;}

@media (max-width:600px){
  .cart-drawer{width:100%;}
}