/* ============================================================
   BẾP CÔNG NGHIỆP ĐỨC HÀ – DUC HA., JSC
   Website: thietbibepducha.com
   Stylesheet: style.css
   Font: Inter (body) + Barlow (headings/nav)
   ============================================================

   MỤC LỤC:
   1.  CSS Variables & Reset
   2.  Header 2 tầng
   3.  Hero Section
   4.  Trust Strip
   5.  Section Headers (s-label, s-title)
   6.  Why Us Cards
   7.  Products Grid
   8.  Stats Bar
   9.  Process Steps
   10. Projects Grid
   11. Catalog Banner
   12. Form Section
   13. Footer
   14. Floating Buttons
   15. Sticky Sidebar Form
   16. Hero Form Bar
   17. Responsive
   ============================================================ */

:root {
  --navy-dark:  #0d1a5c;
  --navy:       #1a2e8a;
  --navy-mid:   #2241b0;
  --navy-light: #2f54cc;
  --blue-pale:  #e8edf8;
  --white:      #ffffff;
  --bg:         #f4f6fb;
  --gray:       #64748b;
  --gray-light: #e2e8f0;
  --text:       #1e293b;
  --accent:     #2f54cc;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:'Inter',sans-serif;color:var(--text);background:var(--white);font-size:16px;line-height:1.7;}
a{text-decoration:none;color:inherit;}
.container{max-width:1160px;margin:0 auto;padding:0 32px;}

/* ── HEADER 2 TẦNG (kiểu Toàn Phát) ── */
.header-wrap{position:sticky;top:0;z-index:200;box-shadow:0 3px 16px rgba(13,26,92,.18);}

/* TẦNG 1: Trắng — Logo + Search + Hotline + Catalogue */
.header-top{
  background:var(--white);
  border-bottom:1px solid var(--gray-light);
  padding:0 32px;
}
.header-top-inner{
  max-width:1160px;margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;
  height:74px;gap:24px;
}
.logo{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.logo-oval{
  background:linear-gradient(145deg,var(--navy-mid),var(--navy-dark));
  border-radius:50%;
  width:64px;height:44px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 2px 8px rgba(13,26,92,.25);
}
.logo-oval span{color:white;font-size:17px;font-weight:900;letter-spacing:-1.5px;}
.logo-text .brand{font-size:15px;font-weight:800;color:var(--navy-dark);line-height:1.2;}
.logo-text .sub{font-size:10px;color:var(--gray);text-transform:uppercase;letter-spacing:.8px;font-weight:500;}

/* Search bar giữa */
/* Search wrapper */
.header-search{
    flex:1;
    max-width:520px;
}

/* Search form */
.header-search form{
    display:flex !important;
    align-items:center;
    width:100%;
    height:48px;
    border:2px solid var(--gray-light);
    border-radius:6px;
    overflow:hidden;
    margin:0;
}

/* Input */
.header-search input[type="search"]{
    flex:1;
    height:48px !important;
    padding:0 16px !important;
    margin:0 !important;
    border:none !important;
    outline:none !important;
    box-sizing:border-box;
    font-size:14px;
    min-width:0;
}

/* Placeholder */
.header-search input::placeholder{
    color:#aab;
}

/* Button */
.header-search button{
    width:60px;
    height:48px !important;
    padding:0 !important;
    margin:0 !important;
    border:none !important;
    background:var(--navy);
    color:white;
    display:flex !important;
    align-items:center;
    justify-content:center;
    cursor:pointer;
    flex-shrink:0;
}
/* Phải: Hotline + Catalogue */
.header-right{display:flex;align-items:center;gap:16px;flex-shrink:0;}
.header-hotline{display:flex;align-items:center;gap:10px;}
.header-hotline .ph-icon{
  width:40px;height:40px;border-radius:50%;
  background:var(--navy);color:white;
  display:flex;align-items:center;justify-content:center;
  font-size:18px;flex-shrink:0;
}
.header-hotline .ph-lbl{font-size:11px;color:var(--gray);font-weight:500;line-height:1.2;}
.header-hotline .ph-num{font-size:18px;font-weight:900;color:var(--navy-dark);letter-spacing:.3px;line-height:1.2;font-family:'Barlow',sans-serif;}
.header-catalogue{
  display:flex;align-items:center;gap:7px;
  background:var(--navy);color:white;
  font-size:13px;font-weight:700;
  padding:10px 18px;border-radius:6px;
  text-transform:uppercase;letter-spacing:.4px;
  transition:background .2s;white-space:nowrap;
}
.header-catalogue:hover{background:var(--navy-mid);}

/* TẦNG 2: Xanh navy — Menu ngang căn đều */
.header-nav{
  background:var(--navy);
}
.header-nav-inner{
  max-width:1160px;margin:0 auto;
  display:flex;align-items:stretch;justify-content:center;
  height:46px;
}
nav{display:flex;width:100%;}
nav a{
  flex:1;
  font-family:'Barlow',sans-serif;
  font-size:13.5px;font-weight:700;color:rgba(255,255,255,.9);
  text-transform:uppercase;letter-spacing:.4px;
  display:flex;align-items:center;justify-content:center;
  border-right:1px solid rgba(255,255,255,.08);
  border-bottom:3px solid transparent;
  transition:background .2s,color .2s,border-color .2s;
  white-space:nowrap;padding:0 8px;
}
nav a:last-child{border-right:none;}
nav a:hover{background:rgba(255,255,255,.1);color:white;}
nav a.active{background:rgba(255,255,255,.12);color:white;border-bottom-color:white;}

/* ── HERO ── */
.hero{
  background:var(--navy-dark);
  color:white;padding:0;position:relative;overflow:hidden;
  min-height:560px;display:flex;
}
.hero::before{display:none;}
.hero::after{display:none;}

/* Split layout: left=text, right=gradient+image+stats */
.hero-inner{
  width:100%;display:grid;
  grid-template-columns:55% 45%;
  align-items:stretch;min-height:560px;
}

/* Left: navy gradient */
.hero-left{
  background:linear-gradient(118deg,var(--navy-dark) 0%,var(--navy) 100%);
  padding:64px 48px 64px 64px;
  display:flex;flex-direction:column;justify-content:center;
  position:relative;z-index:1;
}
.hero-left::after{
  content:'';position:absolute;
  right:-40px;top:0;bottom:0;width:80px;
  background:linear-gradient(to right,var(--navy),transparent);
  z-index:2;
}

/* Right: ảnh nền full + gradient nhẹ bên trái để blend với left */
.hero-right{
  position:relative;overflow:hidden;
}
/* Ảnh nền */
.hero-right-bg{
  position:absolute;inset:0;
  background-image:url('images/img_01.png');
  background-size:cover;
  background-position:center;
  z-index:0;
  transition:transform 8s ease;
}
.hero-right:hover .hero-right-bg{transform:scale(1.04);}
/* Gradient chỉ blend phía trái, phải để ảnh rõ */
.hero-right-bg::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(to right,
    var(--navy) 0%,
    rgba(13,26,92,.35) 25%,
    rgba(13,26,92,.05) 55%,
    transparent 80%
  );
}
/* Label góc dưới phải */
.hero-right-label{
  position:absolute;bottom:14px;right:14px;z-index:3;
  background:rgba(13,26,92,.7);
  color:rgba(255,255,255,.85);
  font-size:10px;font-weight:600;
  padding:4px 12px;border-radius:99px;
  backdrop-filter:blur(4px);letter-spacing:.3px;
}

.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);
  color:rgba(255,255,255,.9);font-size:12px;font-weight:700;
  letter-spacing:.9px;text-transform:uppercase;
  padding:5px 14px;border-radius:99px;margin-bottom:22px;
}
.hero h1{
  font-size:46px;font-weight:900;line-height:1.15;
  font-family:'Barlow',sans-serif;
  margin-bottom:18px;letter-spacing:-.5px;
  text-shadow:0 2px 16px rgba(0,0,0,.2);
}
.hero h1 .highlight{
  display:inline-block;
  background:linear-gradient(90deg,#60a5fa,#93c5fd);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.hero-sub{
  font-size:15.5px;color:rgba(255,255,255,.78);
  line-height:1.85;margin-bottom:36px;max-width:500px;
}
.hero-checks{display:flex;flex-wrap:wrap;gap:10px 24px;margin-bottom:36px;}
.hero-check{display:flex;align-items:center;gap:7px;font-size:13.5px;color:rgba(255,255,255,.88);font-weight:500;}
.hero-check .ck{
  width:18px;height:18px;border-radius:50%;
  background:rgba(255,255,255,.2);
  display:flex;align-items:center;justify-content:center;
  font-size:10px;flex-shrink:0;
}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap;}
.btn-white{
  background:white;color:var(--navy-dark);
  padding:15px 32px;border-radius:7px;
  font-weight:800;font-size:15px;
  display:inline-flex;align-items:center;gap:8px;
  transition:transform .15s,box-shadow .15s;
  box-shadow:0 4px 18px rgba(0,0,0,.2);
}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,.25);}
.btn-outline-w{
  border:2px solid rgba(255,255,255,.4);color:white;
  padding:13px 28px;border-radius:7px;
  font-weight:700;font-size:15px;
  display:inline-flex;align-items:center;gap:8px;
  transition:border-color .2s,background .2s;
}
.btn-outline-w:hover{border-color:white;background:rgba(255,255,255,.08);}

/* ── FORM 1: THANH NGANG NỔI ── */
.hero-form-bar{width:100%;
  background:var(--white);
  border-top:4px solid var(--navy-mid);
  box-shadow:0 8px 32px rgba(13,26,92,.18);
  position:relative;z-index:50;
}
.hfb-inner{
  max-width:1160px;margin:0 auto;
  padding:18px 32px;
  display:flex;align-items:center;gap:16px;flex-wrap:wrap;
}
.hfb-label{
  font-size:14px;color:var(--navy-dark);
  display:flex;align-items:center;gap:8px;
  white-space:nowrap;flex-shrink:0;
}
.hfb-dot{
  width:9px;height:9px;border-radius:50%;
  background:#22c55e;flex-shrink:0;
  box-shadow:0 0 0 3px rgba(34,197,94,.2);
  animation:blink 2s infinite;
}
@keyframes blink{0%,100%{opacity:1;}50%{opacity:.4;}}
.hfb-fields{
  display:flex;align-items:center;gap:10px;flex:1;flex-wrap:wrap;
}
.hfb-input{
  flex:1;min-width:180px;
  height:46px;padding:0 16px;
  border:1.5px solid var(--gray-light);
  border-radius:7px;
  font-family:inherit;font-size:14px;color:var(--text);
  outline:none;transition:border-color .2s;
  background:var(--bg);
}
.hfb-input:focus{border-color:var(--navy-mid);background:white;}
.hfb-btn{
  height:46px;padding:0 28px;
  background:linear-gradient(135deg,var(--navy-mid),var(--navy-dark));
  color:white;border:none;border-radius:7px;
  font-size:14px;font-weight:700;cursor:pointer;
  font-family:inherit;white-space:nowrap;
  transition:opacity .2s,transform .15s;
  box-shadow:0 4px 14px rgba(13,26,92,.28);
  flex-shrink:0;
}
.hfb-btn:hover{opacity:.92;transform:translateY(-1px);}
.hfb-btn:disabled{opacity:.6;cursor:not-allowed;transform:none;}

@media(max-width:700px){
  .hfb-inner{flex-direction:column;align-items:stretch;}
  .hfb-label{white-space:normal;}
  .hfb-fields{flex-direction:column;}
  .hfb-input,.hfb-btn{width:100%;min-width:unset;}
}

.hero-checks{display:flex;flex-wrap:wrap;gap:8px 20px;margin-bottom:36px;}
.hero-check{
  display:flex;align-items:center;gap:8px;
  font-size:14px;color:rgba(255,255,255,.9);font-weight:500;
}
.hero-check::before{
  content:'';width:6px;height:6px;border-radius:50%;
  background:#60a5fa;flex-shrink:0;
}

/* ── TRUST STRIP ── */
.trust{
  background:var(--navy-dark);padding:16px 32px;
  display:flex;justify-content:center;align-items:center;gap:0;flex-wrap:wrap;
}
.trust-item{
  display:flex;align-items:center;gap:8px;
  color:rgba(255,255,255,.82);font-size:13px;font-weight:500;
  padding:6px 24px;border-right:1px solid rgba(255,255,255,.12);
}
.trust-item:last-child{border-right:none;}
.trust-item svg{flex-shrink:0;opacity:.7;}

/* ── SECTION HEADERS ── */
.s-wrap{margin-bottom:48px;}
.s-label{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:1.5px;color:var(--navy-mid);margin-bottom:8px;}
.s-title{font-size:32px;font-weight:800;color:var(--navy-dark);line-height:1.22;margin-bottom:12px;font-family:'Barlow',sans-serif;}
.s-title span{color:var(--navy-mid);}
.s-sub{font-size:15px;color:var(--gray);line-height:1.75;max-width:600px;}
.s-line{width:52px;height:3px;background:linear-gradient(90deg,var(--navy-mid),var(--navy-light));border-radius:99px;margin-top:14px;}

/* ── ABOUT / WHY ── */
.why{padding:80px 32px;background:var(--bg);}
.why-inner{max-width:1160px;margin:0 auto;}
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.why-card{
  background:var(--white);border-radius:14px;
  border:1px solid var(--gray-light);padding:28px;
  transition:box-shadow .25s,transform .25s;
}
.why-card:hover{box-shadow:0 10px 40px rgba(13,26,92,.10);transform:translateY(-4px);}
/* Why card - ảnh thực tế + gradient overlay */
.why-card{
  background:var(--white);border-radius:14px;
  border:1px solid var(--gray-light);
  overflow:hidden;
  transition:box-shadow .25s,transform .25s;
}
.why-card:hover{box-shadow:0 10px 40px rgba(13,26,92,.13);transform:translateY(-4px);}
.why-card-img{
  height:160px;position:relative;overflow:hidden;
}
.why-card-img img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .4s;
}
.why-card:hover .why-card-img img{transform:scale(1.05);}
.why-card-img .overlay{
  position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(13,26,92,.55) 0%,rgba(26,46,138,.25) 100%);
}
.why-card-img .overlay-label{
  position:absolute;bottom:10px;left:14px;
  font-size:11px;font-weight:700;color:white;
  text-transform:uppercase;letter-spacing:.8px;
  background:rgba(13,26,92,.5);padding:3px 10px;border-radius:99px;
}
.why-card-body{padding:20px 22px 22px;}
.why-card-body h3{font-size:15px;font-weight:700;color:var(--navy-dark);margin-bottom:8px;font-family:'Barlow',sans-serif;}
.why-card-body p{font-size:13px;color:var(--gray);line-height:1.7;}

/* ── PRODUCTS ── */
.products{padding:80px 32px;background:var(--white);}
.prod-inner{max-width:1160px;margin:0 auto;}
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.prod-card{
  border-radius:14px;border:1px solid var(--gray-light);
  overflow:hidden;background:var(--white);
  transition:box-shadow .25s,transform .25s;
}
.prod-card:hover{box-shadow:0 8px 32px rgba(13,26,92,.10);transform:translateY(-4px);}
.prod-img{
  height:195px;
  position:relative;overflow:hidden;
}
.prod-img img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .4s;display:block;
}
.prod-card:hover .prod-img img{transform:scale(1.05);}
.prod-img::after{
  content:'';position:absolute;bottom:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,var(--navy-dark),var(--navy-light));
}
.prod-body{padding:20px;}
.prod-body h3{font-size:15px;font-weight:700;color:var(--navy-dark);margin-bottom:7px;font-family:'Barlow',sans-serif;}
.prod-body p{font-size:13px;color:var(--gray);line-height:1.68;margin-bottom:14px;}
.prod-cta{
  display:inline-flex;align-items:center;gap:5px;
  font-size:13px;font-weight:700;color:var(--navy-mid);
  border:1.5px solid var(--navy-light);
  padding:7px 14px;border-radius:6px;
  transition:background .2s,color .2s;
}
.prod-cta:hover{background:var(--navy-dark);color:white;border-color:var(--navy-dark);}

/* ── STATS ── */
.statsbar{
  background:linear-gradient(120deg,var(--navy-dark) 0%,var(--navy) 60%,var(--navy-mid) 100%);
  padding:68px 32px;
}
.stats-inner{max-width:1160px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center;}
.stat-item{border-right:1px solid rgba(255,255,255,.1);padding:0 16px;}
.stat-item:last-child{border-right:none;}
.stat-icon{font-size:32px;margin-bottom:12px;opacity:.85;}
.stat-num{font-size:52px;font-weight:900;color:white;line-height:1;margin-bottom:8px;font-family:'Barlow',sans-serif;}
.stat-lbl{font-size:12px;font-weight:600;color:rgba(255,255,255,.6);text-transform:uppercase;letter-spacing:.9px;font-family:'Barlow',sans-serif;}

/* ── PROCESS ── */
.process{padding:80px 32px;background:var(--bg);}
.process-inner{max-width:1160px;margin:0 auto;}
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:0;margin-top:52px;position:relative;}
.steps::before{
  content:'';position:absolute;
  top:27px;left:calc(10% + 14px);right:calc(10% + 14px);height:2px;
  background:linear-gradient(90deg,var(--navy-dark),var(--navy-light));
  z-index:0;
}
.step{text-align:center;padding:0 12px;position:relative;z-index:1;}
.step-n{
  width:56px;height:56px;border-radius:50%;
  background:var(--navy);color:white;
  font-size:20px;font-weight:900;
  display:flex;align-items:center;justify-content:center;
  margin:0 auto 16px;
  border:3px solid var(--white);
  box-shadow:0 0 0 2px var(--navy);
}
.step h4{font-size:13.5px;font-weight:700;color:var(--navy-dark);margin-bottom:6px;}
.step p{font-size:12px;color:var(--gray);line-height:1.55;}

/* ── PROJECTS ── */
.projects{padding:80px 32px;background:var(--white);}
.proj-inner{max-width:1160px;margin:0 auto;}
.proj-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.proj-card{
  border-radius:14px;overflow:hidden;
  border:1px solid var(--gray-light);
  transition:box-shadow .25s,transform .25s;
}
.proj-card:hover{box-shadow:0 10px 36px rgba(13,26,92,.10);transform:translateY(-4px);}
.proj-img{
  height:200px;
  background:linear-gradient(135deg,var(--blue-pale),#c8d5f0);
  display:flex;align-items:center;justify-content:center;font-size:64px;
}
.proj-body{padding:20px;background:white;}
.proj-tag{
  display:inline-block;font-size:11px;font-weight:700;
  background:var(--blue-pale);color:var(--navy-mid);
  padding:3px 10px;border-radius:99px;margin-bottom:9px;
  text-transform:uppercase;letter-spacing:.5px;
}
.proj-body h3{font-size:15px;font-weight:700;color:var(--navy-dark);margin-bottom:5px;}
.proj-body p{font-size:13px;color:var(--gray);line-height:1.6;}

/* ── CATALOG BANNER ── */
.catalog{
  background:linear-gradient(118deg,var(--navy-dark) 0%,var(--navy-mid) 100%);
  padding:56px 32px;
}
.catalog-inner{
  max-width:1160px;margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.catalog-left h2{font-size:28px;font-weight:800;color:white;margin-bottom:8px;}
.catalog-left p{font-size:15px;color:rgba(255,255,255,.72);}
.btn-catalog{
  background:white;color:var(--navy-dark);
  padding:14px 32px;border-radius:7px;
  font-weight:800;font-size:15px;white-space:nowrap;
  display:inline-flex;align-items:center;gap:9px;
  transition:box-shadow .2s,transform .15s;
  box-shadow:0 4px 16px rgba(0,0,0,.2);
  flex-shrink:0;
}
.btn-catalog:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,.28);}

/* ── FORM ── */
.form-sec{
  background:linear-gradient(120deg,var(--navy-dark) 0%,var(--navy) 100%);
  padding:80px 32px;
}
.form-inner{max-width:1160px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start;}
.form-left{color:white;}
.form-left h2{font-size:34px;font-weight:900;line-height:1.22;margin-bottom:14px;font-family:'Barlow',sans-serif;}
.form-left h2 span{color:#93c5fd;}
.form-left p{color:rgba(255,255,255,.72);font-size:15px;line-height:1.85;margin-bottom:28px;}
.promises{display:flex;flex-direction:column;gap:12px;}
.promise{display:flex;align-items:center;gap:11px;font-size:14px;color:rgba(255,255,255,.85);}
.promise .ck{
  width:22px;height:22px;background:var(--navy-light);border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:12px;flex-shrink:0;font-weight:700;
}
.hotbox{
  margin-top:32px;padding:20px 24px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.15);border-radius:12px;
}
.hotbox .lb{font-size:11px;color:rgba(255,255,255,.5);text-transform:uppercase;letter-spacing:.9px;margin-bottom:4px;}
.hotbox .num{font-size:28px;font-weight:900;color:white;}
.hotbox .extra{font-size:13px;color:rgba(255,255,255,.5);margin-top:5px;}

.form-box{background:white;border-radius:16px;padding:36px;box-shadow:0 12px 48px rgba(0,0,0,.2);}
.form-box h3{font-size:20px;font-weight:800;color:var(--navy-dark);margin-bottom:4px;}
.form-box .fsub{font-size:13px;color:var(--gray);margin-bottom:24px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--navy-dark);margin-bottom:5px;}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;
  border:1.5px solid var(--gray-light);border-radius:7px;
  font-family:inherit;font-size:14px;color:var(--text);
  outline:none;transition:border-color .2s;background:white;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--navy-mid);}
.field textarea{resize:vertical;min-height:80px;}
.btn-submit{
  width:100%;padding:15px;
  background:linear-gradient(135deg,var(--navy-mid),var(--navy-dark));
  color:white;border:none;border-radius:7px;
  font-size:15px;font-weight:800;cursor:pointer;
  font-family:inherit;transition:opacity .2s,transform .15s;
  box-shadow:0 4px 16px rgba(13,26,92,.3);
  margin-top:4px;letter-spacing:.3px;
}
.btn-submit:hover{opacity:.92;transform:translateY(-1px);}
.fnote{font-size:12px;color:var(--gray);text-align:center;margin-top:10px;}

/* ── FOOTER ── */
footer{background:var(--navy-dark);color:rgba(255,255,255,.7);padding:60px 32px 28px;}
.footer-top{max-width:1160px;margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px;}
.fbrand .oval{
  background:linear-gradient(145deg,var(--navy-mid),var(--navy-dark));
  border-radius:50%;width:54px;height:36px;
  display:inline-flex;align-items:center;justify-content:center;
  border:2px solid rgba(255,255,255,.15);
  margin-bottom:12px;
}
.fbrand .oval span{color:white;font-size:14px;font-weight:900;letter-spacing:-1px;}
.fbrand .fname{font-size:17px;font-weight:800;color:white;margin-bottom:8px;}
.fbrand .fdesc{font-size:13px;line-height:1.85;max-width:240px;}
.fbrand .fcontact{font-size:13px;line-height:2.1;margin-top:14px;}
.fcol h4{font-size:11px;font-weight:700;color:rgba(255,255,255,.4);text-transform:uppercase;letter-spacing:1.1px;margin-bottom:14px;}
.fcol ul{list-style:none;display:flex;flex-direction:column;gap:9px;}
.fcol ul li a{font-size:13px;color:rgba(255,255,255,.6);transition:color .2s;}
.fcol ul li a:hover{color:white;}
.footer-bottom{
  max-width:1160px;margin:0 auto;
  border-top:1px solid rgba(255,255,255,.08);padding-top:20px;
  display:flex;justify-content:space-between;font-size:12px;flex-wrap:wrap;gap:8px;
}

/* ── FLOATING BUTTONS ── */
.floats{position:fixed;bottom:24px;right:24px;z-index:999;display:flex;flex-direction:column;gap:10px;align-items:center;}
.fbtn{
  width:52px;height:52px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:22px;color:white;cursor:pointer;
  box-shadow:0 4px 18px rgba(0,0,0,.28);
  text-decoration:none;
  animation:fp 2.8s infinite;
}
.fbtn-zalo{background:#0068ff;}
.fbtn-phone{background:var(--navy-mid);}
@keyframes fp{0%,100%{transform:scale(1);}50%{transform:scale(1.08);}}

/* ── RESPONSIVE ── */
@media(max-width:960px){
  .hero-inner{grid-template-columns:1fr;}
  .hero-right{min-height:320px;padding:32px;}
  .hero-left::after{display:none;}
  .form-inner{grid-template-columns:1fr;}
  .why-grid,.prod-grid,.proj-grid{grid-template-columns:1fr 1fr;}
  .stats-inner{grid-template-columns:1fr 1fr;}
  .steps{grid-template-columns:1fr 1fr;}
  .steps::before{display:none;}
  .footer-top{grid-template-columns:1fr 1fr;}
  /*nav{display:none;} */
  nav{display:block;}
  .hero h1{font-size:34px;}
}
@media(max-width:600px){
  .why-grid,.prod-grid,.proj-grid{grid-template-columns:1fr;}
  .stats-inner{grid-template-columns:1fr 1fr;}
  .hero h1{font-size:28px;}
  .catalog-inner{flex-direction:column;}
}


/* ── Thêm vao để sửa Menu Dien thoai ── */



/* MOBILE */
/* Mặc định: Desktop ẩn Mobile Header */
.mobile-header{
display:none;
}
/* Mobile */
.mobile-toggle{
background:none;
border:none;
font-size:30px;
cursor:pointer;
}

.mobile-phone{
font-size:28px;
text-decoration:none;
}

.mobile-menu{
display:none;
background:#0d2b72;
}

.mobile-menu.active{
display:block;
}

.mobile-menu ul{
margin:0;
padding:0;
list-style:none;
}

.mobile-menu li{
border-bottom:1px solid rgba(255,255,255,.15);
}

.mobile-menu a{
display:block;
padding:14px 18px;
color:#fff;
text-decoration:none;
}

@media(max-width:960px){

.header-top,
.header-nav{
display:none;
}

.mobile-header{
display:flex;
justify-content:space-between;
align-items:center;
padding:12px 16px;
background:#fff;
}

}


/* ===== Bo sung chuan memu ngang ===== */

/* ===== FIX MENU DESKTOP ===== */
ul.main-menu{
    display:flex !important;
    flex-direction:row !important;
    margin:0 !important;
    padding:0 !important;
    list-style:none !important;
    width:100% !important;
}

ul.main-menu > li{
    display:block !important;
    list-style:none !important;
    margin:0 !important;
    padding:0 !important;
}

ul.main-menu > li > a{
    display:flex !important;
    align-items:center !important;
    justify-content:center !important;
    padding:16px 22px !important;
    text-decoration:none !important;
}



/* ===== FIX SUB MENU LEVEL 2 / 3 ===== */

/* Item cha để submenu bám theo */
.main-menu li{
    position: relative;
}

/* Ẩn submenu mặc định */
.main-menu .sub-menu{
    display: none !important;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 260px;
    margin: 0 !important;
    padding: 0 !important;
    list-style: none !important;
    background: #0d2b72;
    z-index: 99999;
    box-shadow: 0 4px 12px rgba(0,0,0,.15);
}

/* Hover hiện menu cấp 2 */
.main-menu li:hover > .sub-menu{
    display: block !important;
}

/* Item submenu */
.main-menu .sub-menu li{
    width: 100%;
    margin: 0;
    padding: 0;
}

/* Link submenu */
.main-menu .sub-menu li a{
    display: block !important;
    padding: 14px 18px !important;
    color: #fff !important;
    text-decoration: none;
    white-space: nowrap;
    text-align: left !important;
}

/* Hover submenu */
.main-menu .sub-menu li a:hover{
    background: rgba(255,255,255,.08);
}

/* Menu cấp 3 xổ ngang sang phải */
.main-menu .sub-menu .sub-menu{
    top: 0;
    left: 100%;
}






/* ===== MOBILE SUBMENU Cap 2===== */
@media(max-width:960px){

    .mobile-menu .sub-menu{
        display:none !important;
        position:static !important;
        width:100%;
        margin:0;
        padding:0;
        list-style:none;
        background:#15388f;
    }

    .mobile-menu li.open > .sub-menu{
        display:block !important;
    }

    .mobile-menu .sub-menu a{
        padding:12px 20px 12px 40px !important;
        display:block;
    }

    .mobile-menu .sub-menu .sub-menu a{
        padding-left:60px !important;
    }

    .mobile-menu .menu-item-has-children > a{
        position:relative;
        padding-right:40px !important;
    }

    .mobile-menu .menu-item-has-children > a::after{
        content:"+";
        position:absolute;
        right:15px;
        top:50%;
        transform:translateY(-50%);
        font-size:20px;
    }

    .mobile-menu li.open > a::after{
        content:"−";
    }
}







/* ==============================
   STICKY SIDEBAR Them sua khung Footer bi vo FORM
================================ */

/* ===============================
   STICKY SIDEBAR FORM
================================ */

.sticky-sidebar{
    position:fixed;
    right:20px;
    bottom:30px;
    width:300px;
    z-index:9999;
    font-family:inherit;
}


/* ===============================
   NÚT TƯ VẤN MIỄN PHÍ
================================ */

.ssb-tab{

    height:48px;
    width:300px;

    background:#1e3a8a;
    color:#fff;

    display:flex;
    align-items:center;
    justify-content:center;

    gap:8px;

    cursor:pointer;

    border-radius:10px 10px 0 0;

    font-size:15px;
    font-weight:700;

    position:relative;

    z-index:10000;

}


/* Chấm xanh */

.ssb-pulse{

    width:9px;
    height:9px;

    background:#22c55e;

    border-radius:50%;

    display:inline-block;

}


/* ===============================
   KHUNG FORM
================================ */

.ssb-body{

    width:300px;

    background:#fff;

    box-shadow:
    0 10px 40px rgba(0,0,0,.25);

    border-radius:10px;

    overflow:hidden;

    transition:.3s ease;

}


/* Khi đóng */

.ssb-body.hidden{

    display:none;

}



/* ===============================
   HEADER
================================ */

.ssb-header{

    background:#1e3a8a;

    color:white;

    padding:20px;

}


.ssb-online{

    font-size:13px;

    margin-bottom:15px;

}


.ssb-title{

    font-size:24px;

    line-height:1.25;

    font-weight:800;

}


/* ===============================
   FORM
================================ */


.ssb-form{

    padding:18px;

}


.ssb-input{

    width:100%;

    height:44px;

    border:1px solid #ddd;

    border-radius:8px;

    padding:0 15px;

    margin-bottom:12px;

    font-size:14px;

}



.ssb-btn{

    width:100%;

    height:46px;

    background:#203b9b;

    color:white;

    border:none;

    border-radius:8px;

    font-weight:700;

    cursor:pointer;

}


.ssb-note{

    text-align:center;

    font-size:12px;

    color:#777;

}



/* ===============================
   THỐNG KÊ
================================ */


.ssb-stats{

    display:flex;

    background:#f8fafc;

    padding:18px 10px;

    justify-content:center;

}


.ssb-stat{

    width:50%;

    text-align:center;

}


.ssb-sn{

    font-size:22px;

    font-weight:800;

    color:#14236d;

}


.ssb-sl{

    font-size:13px;

    color:#777;

}



/* ===============================
   HOTLINE
================================ */


.ssb-hotline{

    display:block;

    background:#203b9b;

    color:white;

    text-align:center;

    padding:15px;

    font-weight:700;

    text-decoration:none;

}


/* ===============================
   MOBILE
================================ */

@media(max-width:768px){

    .sticky-sidebar{

        right:10px;

        bottom:20px;

        width:280px;

    }


    .ssb-body{

        width:280px;

    }


}