/* Hưng Hiệp Huy Logistics — stylesheet
   Navy #0A1F44, white, orange accent #F97316. Clean B2B logistics look. */
*,*::before,*::after{box-sizing:border-box}
:root{
  --navy:#0A1F44; --navy-2:#12294F; --navy-3:#0D254F;
  --orange:#F97316; --orange-2:#EA580C; --gold:#FFB800;
  --ink:#1A2333; --muted:#5B6675; --line:#E3E8F0;
  --bg:#FFFFFF; --bg-soft:#F4F6FA; --radius:10px;
  --max:1200px;
}
html{scroll-behavior:smooth}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--navy);text-decoration:none}
a:hover{color:var(--orange-2)}
.container{max-width:var(--max);margin:0 auto;padding:0 20px}

/* ---------- Top bar ---------- */
.topbar{background:var(--navy);color:#CBD5E1;font-size:13px}
.topbar .container{display:flex;gap:26px;align-items:center;justify-content:flex-end;min-height:36px;flex-wrap:wrap;padding-top:4px;padding-bottom:4px}
.topbar a{color:#E2E8F0}
.topbar a:hover{color:var(--gold)}
.topbar .lbl{color:#94A3B8}

/* ---------- Header ---------- */
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.site-header .container{display:flex;align-items:center;gap:20px;min-height:72px;flex-wrap:nowrap}
.logo{display:flex;align-items:center;gap:12px;flex:0 0 auto;white-space:nowrap}
.logo img{width:48px;height:48px;border-radius:50%;object-fit:cover}
.logo .brand{line-height:1.2}
.logo .brand b{display:block;font-size:19px;color:var(--navy);letter-spacing:.2px}
.logo .brand span{font-size:11px;letter-spacing:2.5px;color:var(--orange-2);font-weight:700}
.main-nav{margin-left:auto}
.main-nav ul{display:flex;gap:26px;list-style:none;margin:0;padding:0;align-items:center;flex-wrap:nowrap}
.main-nav a{font-weight:600;font-size:15px;color:var(--navy);white-space:nowrap;padding:6px 0;border-bottom:2px solid transparent}
.main-nav a:hover,.main-nav a[aria-current="page"]{color:var(--orange-2);border-bottom-color:var(--orange-2)}
.btn{display:inline-block;background:var(--orange);color:#fff!important;font-weight:700;padding:12px 24px;border-radius:8px;border:0;cursor:pointer;font-size:15px;white-space:nowrap}
.btn:hover{background:var(--orange-2)}
.btn-outline{display:inline-block;background:transparent;color:var(--navy)!important;font-weight:700;padding:11px 23px;border-radius:8px;border:2px solid var(--navy);font-size:15px;white-space:nowrap}
.btn-outline:hover{border-color:var(--orange-2);color:var(--orange-2)!important}
.header-cta{flex:0 0 auto}
.menu-btn{display:none;background:none;border:1px solid var(--line);border-radius:8px;font-size:22px;line-height:1;padding:8px 12px;cursor:pointer;color:var(--navy);margin-left:auto}
/* Compact header on narrow desktop windows (720–1279px): never wrap */
@media (min-width:720px) and (max-width:1279px){
  .site-header .container{gap:12px}
  .logo img{width:40px;height:40px}
  .logo .brand b{font-size:16px}
  .logo .brand span{font-size:10px;letter-spacing:1.5px}
  .main-nav ul{gap:14px}
  .main-nav a{font-size:13.5px}
  .header-cta .btn{padding:9px 14px;font-size:13.5px}
  .topbar{font-size:12px}
  .topbar .container{gap:16px}
}
/* Mobile nav: hamburger below 720px */
@media (max-width:719px){
  .menu-btn{display:block}
  .main-nav{display:none;width:100%;order:10}
  .main-nav.open{display:block}
  .main-nav ul{flex-direction:column;align-items:stretch;gap:0;padding:8px 0 14px}
  .main-nav a{display:block;padding:11px 4px;border-bottom:1px solid var(--line)}
  .header-cta{display:none}
  .site-header .container{flex-wrap:wrap}
  .topbar .container{justify-content:center;gap:12px}
  .topbar .top-addr{display:none}
  .logo .brand b{font-size:16px}
}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--navy);color:#fff;overflow:hidden}
.hero img.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55}
.hero .shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,31,68,.92) 0%,rgba(10,31,68,.72) 55%,rgba(10,31,68,.35) 100%)}
.hero .container{position:relative;padding-top:72px;padding-bottom:72px;max-width:var(--max)}
.hero .kicker{color:var(--gold);font-weight:800;letter-spacing:2.5px;font-size:13px;text-transform:uppercase}
.hero h1{font-size:44px;line-height:1.2;margin:14px 0 12px;max-width:720px}
.hero p.lead{font-size:18px;color:#DCE5F2;max-width:640px;margin:0 0 8px}
.hero p.slogan{font-size:16px;font-weight:700;color:#fff;margin:0 0 26px;letter-spacing:.4px}
.hero .cta-row{display:flex;gap:14px;flex-wrap:wrap}
.hero .cta-row .btn-outline{color:#fff!important;border-color:#fff}
.hero .cta-row .btn-outline:hover{border-color:var(--gold);color:var(--gold)!important}
@media (max-width:719px){
  .hero h1{font-size:30px}
  .hero .container{padding-top:44px;padding-bottom:44px}
}

/* ---------- Sections ---------- */
.section{padding:56px 0}
.section.alt{background:var(--bg-soft)}
.section h2{font-size:30px;line-height:1.3;color:var(--navy);margin:0 0 10px}
.section .sub{color:var(--muted);max-width:760px;margin:0 0 28px}
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
@media (max-width:1023px){.grid-3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:719px){.grid-3,.grid-2{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.card h3{margin:0 0 8px;color:var(--navy);font-size:19px}
.card p{margin:0;color:var(--muted)}
.card .num{font-size:30px;font-weight:800;color:var(--orange)}
.badge{display:inline-block;background:#FFF1E3;color:#9A3412;font-weight:700;font-size:12.5px;padding:4px 10px;border-radius:999px;letter-spacing:.5px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}
@media (max-width:719px){.split{grid-template-columns:1fr}}
.split img{border-radius:var(--radius);width:100%;aspect-ratio:16/10;object-fit:cover}
.checklist{list-style:none;padding:0;margin:0}
.checklist li{padding:8px 0 8px 30px;position:relative;border-bottom:1px solid var(--line)}
.checklist li::before{content:"✓";position:absolute;left:4px;color:var(--orange-2);font-weight:800}
.cta-band{background:var(--navy);color:#fff;border-radius:14px;padding:34px 30px;display:flex;gap:22px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.cta-band h3{margin:0 0 6px;font-size:24px}
.cta-band p{margin:0;color:#CBD5E1}

/* ---------- Blog ---------- */
.blog-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
@media (max-width:1023px){.blog-grid{grid-template-columns:1fr}}
.post-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column}
.post-card .cover{aspect-ratio:16/9;object-fit:cover;object-position:center;width:100%}
.post-card .body{padding:20px;display:flex;flex-direction:column;gap:8px;flex:1}
.post-card h2{margin:0;font-size:19px;line-height:1.4}
.post-card h2 a{color:var(--navy)}
.post-card h2 a:hover{color:var(--orange-2)}
.post-card .excerpt{color:var(--muted);margin:0;flex:1}
.post-card .meta{font-size:13px;color:#94A3B8}
.article{max-width:820px;margin:0 auto}
.article .cover{border-radius:var(--radius);aspect-ratio:16/9;object-fit:cover;object-position:center;width:100%;margin:18px 0 26px}
.article h1{font-size:34px;line-height:1.3;color:var(--navy);margin:10px 0}
.article .meta{color:#94A3B8;font-size:14px;margin-bottom:6px}
.article h2{font-size:24px;color:var(--navy);margin:32px 0 10px}
.article h3{font-size:19px;color:var(--navy-2);margin:24px 0 8px}
.article p{margin:0 0 14px}
.article ul,.article ol{margin:0 0 16px;padding-left:24px}
.article li{margin-bottom:6px}
.article .cta-box{background:var(--bg-soft);border-left:4px solid var(--orange);border-radius:8px;padding:18px 20px;margin:28px 0}
.article .cta-box p{margin:0}
.article .cta-box strong{color:var(--navy)}
@media (max-width:719px){.article h1{font-size:26px}}

/* ---------- Forms ---------- */
.form{max-width:640px}
.field{margin-bottom:16px}
.field label{display:block;font-weight:600;margin-bottom:6px;color:var(--navy)}
.field input,.field select,.field textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:8px;font-size:15px;font-family:inherit;background:#fff}
.field textarea{min-height:120px;resize:vertical}
.note{font-size:13.5px;color:var(--muted)}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy);color:#CBD5E1;margin-top:0}
.site-footer .container{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:34px;padding-top:44px;padding-bottom:30px}
@media (max-width:719px){.site-footer .container{grid-template-columns:1fr}}
.site-footer h4{color:#fff;margin:0 0 12px;font-size:16px}
.site-footer a{color:#CBD5E1}
.site-footer a:hover{color:var(--gold)}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin-bottom:8px}
.site-footer .foot-logo{display:flex;gap:12px;align-items:center;margin-bottom:12px}
.site-footer .foot-logo img{width:44px;height:44px;border-radius:50%;object-fit:cover}
.site-footer .foot-logo b{color:#fff;font-size:17px;display:block;line-height:1.2}
.site-footer .foot-logo span{font-size:11px;letter-spacing:2px;color:var(--gold);font-weight:700}
.copyright{border-top:1px solid rgba(255,255,255,.14);padding:16px 0;text-align:center;font-size:13px;color:#94A3B8}

.zalo-float{position:fixed;right:22px;bottom:22px;width:56px;height:56px;border-radius:50%;box-shadow:0 4px 14px rgba(0,0,0,.25);z-index:999;display:flex;align-items:center;justify-content:center;transition:transform .2s}
.zalo-float:hover{transform:scale(1.08)}
.zalo-float svg{width:56px;height:56px;border-radius:50%;display:block}
@media(max-width:720px){.zalo-float{right:16px;bottom:16px;width:52px;height:52px}.zalo-float svg{width:52px;height:52px}}
.form .note.success{color:#15803d;font-weight:600}