/* =========================================================
   OTOVINA — Design tokens & shared styles
   Bảng màu: than chì (nền đậm) + kem (nền sáng) + cam đồng (điểm nhấn)
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@400;500;600;700&family=Inter:wght@400;500;600;700&family=Roboto+Mono:wght@500;700&display=swap');

:root{
  --charcoal:#1B1D22;
  --charcoal-2:#24262C;
  --charcoal-3:#2D3038;
  --cream:#F7F4EE;
  --cream-2:#EFEAE0;
  --amber:#D9762B;
  --amber-dark:#B85F1F;
  --steel:#2F4858;
  --steel-light:#41607A;
  --chrome:#9CA3AF;
  --chrome-light:#D8DBDF;
  --ink:#1B1D22;
  --white:#FFFFFF;
  --ok-green:#3E7A4F;

  --font-display:'Oswald', sans-serif;
  --font-body:'Inter', sans-serif;
  --font-mono:'Roboto Mono', monospace;

  --maxw:1180px;
  --radius:6px;
  --shadow-sm:0 2px 8px rgba(27,29,34,.08);
  --shadow-md:0 8px 28px rgba(27,29,34,.14);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--cream);
  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;}
section{padding:88px 0;}
.container{max-width:var(--maxw);margin:0 auto;padding:0 28px;}

h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:600;
  letter-spacing:.3px;
  margin:0 0 .4em;
  color:var(--charcoal);
}
h1{font-size:clamp(2.4rem,5vw,3.6rem);font-weight:700;line-height:1.05;}
h2{font-size:clamp(1.7rem,3.2vw,2.4rem);}
h3{font-size:1.25rem;}
p{margin:0 0 1em;color:#3B3E45;}

.eyebrow{
  font-family:var(--font-mono);
  font-size:.78rem;
  letter-spacing:2px;
  text-transform:uppercase;
  color:var(--amber-dark);
  font-weight:700;
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.eyebrow::before{
  content:"";
  width:18px;height:2px;background:var(--amber);
  display:inline-block;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-display);
  font-weight:600;letter-spacing:.4px;
  font-size:.95rem;
  padding:13px 26px;
  border-radius:3px;
  border:2px solid transparent;
  cursor:pointer;
  transition:transform .15s ease, background .2s ease, color .2s ease, border-color .2s ease;
}
.btn:hover{transform:translateY(-2px);}
.btn-primary{background:var(--amber);color:var(--white);}
.btn-primary:hover{background:var(--amber-dark);}
.btn-outline{background:transparent;border-color:var(--charcoal);color:var(--charcoal);}
.btn-outline:hover{background:var(--charcoal);color:var(--white);}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.5);color:var(--white);}
.btn-outline-light:hover{background:var(--white);color:var(--charcoal);}
.btn-block{width:100%;justify-content:center;}

/* ---------- Header ---------- */
.topbar{
  background:var(--charcoal);color:var(--chrome-light);
  font-family:var(--font-mono);font-size:.78rem;
}
.topbar .container{display:flex;justify-content:space-between;align-items:center;padding:8px 28px;flex-wrap:wrap;gap:6px;}
.topbar a{color:var(--chrome-light);}
.topbar .topbar-right{display:flex;gap:18px;}

header.main-header{
  background:var(--white);
  border-bottom:1px solid var(--cream-2);
  position:sticky;top:0;z-index:50;
}
.main-header .container{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 28px;gap:24px;
}
.logo{display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:700;font-size:1.5rem;color:var(--charcoal);}
.logo span{color:var(--amber);}
.logo svg{flex-shrink:0;}

nav.main-nav{display:flex;align-items:center;gap:22px;flex:1;justify-content:center;flex-wrap:wrap;row-gap:8px;}
nav.main-nav a{
  font-family:var(--font-display);font-size:.92rem;font-weight:500;
  letter-spacing:.3px;color:var(--charcoal);position:relative;
  padding:6px 0;white-space:nowrap;
}
nav.main-nav a::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--amber);transition:width .2s ease;
}
nav.main-nav a:hover::after,nav.main-nav a.active::after{width:100%;}
nav.main-nav a.active{color:var(--amber-dark);}

.header-actions{display:flex;align-items:center;gap:14px;}
.search-box{display:flex;align-items:center;border:1.5px solid var(--cream-2);border-radius:3px;overflow:hidden;}
.search-box input{
  border:none;padding:9px 10px;font-family:var(--font-body);font-size:.85rem;
  width:150px;background:var(--cream);outline:none;
}
.search-box button{
  border:none;background:var(--steel);color:var(--white);
  padding:9px 12px;cursor:pointer;display:flex;align-items:center;
}
.search-box button:hover{background:var(--charcoal);}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;}
.nav-toggle svg{width:26px;height:26px;}

@media(max-width:980px){
  nav.main-nav{
    display:none;position:absolute;top:100%;left:0;right:0;
    background:var(--white);flex-direction:column;align-items:flex-start;
    padding:18px 28px;border-bottom:1px solid var(--cream-2);box-shadow:var(--shadow-md);
    gap:14px;
  }
  nav.main-nav.open{display:flex;}
  .nav-toggle{display:block;}
  .search-box{display:none;}
}

/* ---------- Hero (speed-cut signature) ---------- */
.hero{
  position:relative;background:var(--charcoal);color:var(--white);
  overflow:hidden;
  padding:100px 0 140px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg, var(--charcoal) 38%, var(--charcoal-3) 38.6%, var(--charcoal-3) 40%, var(--charcoal) 40.6%);
  opacity:.9;
}
.hero::after{
  content:"";position:absolute;right:-10%;top:0;bottom:0;width:55%;
  background:linear-gradient(135deg, rgba(217,118,43,.18), transparent 60%);
  clip-path:polygon(30% 0,100% 0,100% 100%,0 100%);
}
.hero .container{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;}
.hero p.lead{font-size:1.1rem;color:var(--chrome-light);max-width:480px;}
.hero-actions{display:flex;gap:14px;margin-top:28px;flex-wrap:wrap;}
.hero-stats{display:flex;gap:36px;margin-top:48px;flex-wrap:wrap;}
.hero-stats div b{display:block;font-family:var(--font-display);font-size:2rem;color:var(--amber);}
.hero-stats div span{font-size:.8rem;color:var(--chrome);font-family:var(--font-mono);letter-spacing:1px;}
.hero-media{position:relative;}
.hero-media img{border-radius:4px;box-shadow:var(--shadow-md);}
.hero-media .plate-tag{position:absolute;bottom:-16px;left:-16px;background:var(--white);}

@media(max-width:880px){
  .hero-grid{grid-template-columns:1fr;}
  .hero{padding:60px 0 90px;}
}

/* Page header for sub-pages (no full hero) */
.page-head{
  background:var(--charcoal);color:var(--white);padding:70px 0 56px;position:relative;overflow:hidden;
}
.page-head::after{
  content:"";position:absolute;right:0;top:0;bottom:0;width:40%;
  background:repeating-linear-gradient(115deg, transparent 0 28px, rgba(217,118,43,.12) 28px 34px);
}
.page-head .container{position:relative;z-index:2;}
.breadcrumb{font-family:var(--font-mono);font-size:.78rem;color:var(--chrome);letter-spacing:1px;}
.breadcrumb a{color:var(--chrome-light);}
.breadcrumb .sep{margin:0 6px;color:var(--amber);}

/* ---------- License-plate tag (signature structural device) ---------- */
.plate-tag{
  display:inline-flex;align-items:center;gap:6px;
  font-family:var(--font-mono);font-weight:700;font-size:.78rem;letter-spacing:1px;
  background:var(--white);color:var(--steel);border:2px solid var(--steel);
  border-radius:4px;padding:4px 10px 4px 6px;
}
.plate-tag::before{
  content:"VN";
  background:var(--steel);color:var(--white);font-size:.65rem;
  padding:2px 5px;border-radius:2px;
}
.plate-tag.amber{border-color:var(--amber);color:var(--amber-dark);}
.plate-tag.amber::before{background:var(--amber);}

/* ---------- Cards / Grids ---------- */
.grid{display:grid;gap:28px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
@media(max-width:980px){.grid-4{grid-template-columns:repeat(2,1fr);}.grid-3{grid-template-columns:repeat(2,1fr);}}
@media(max-width:620px){.grid-4,.grid-3,.grid-2{grid-template-columns:1fr;}}

.card{
  background:var(--white);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-sm);transition:transform .2s ease, box-shadow .2s ease;
  display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);}
.card img{width:100%;height:200px;object-fit:cover;}
.card-body{padding:20px 22px 24px;flex:1;display:flex;flex-direction:column;}
.card-body h3{margin-bottom:8px;}
.card-tags{display:flex;gap:8px;margin-bottom:10px;flex-wrap:wrap;}
.spec-row{display:flex;justify-content:space-between;font-family:var(--font-mono);font-size:.8rem;color:var(--steel);border-top:1px dashed var(--chrome-light);padding-top:10px;margin-top:auto;}
.price{font-family:var(--font-display);font-weight:700;color:var(--amber-dark);font-size:1.2rem;}

.section-title{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:42px;gap:20px;flex-wrap:wrap;}
.section-title p{max-width:460px;margin:0;}

.section-alt{background:var(--cream-2);}
.section-dark{background:var(--charcoal);color:var(--white);}
.section-dark h2,.section-dark h3{color:var(--white);}
.section-dark p{color:var(--chrome-light);}

/* divider speed-stripe */
.stripe-divider{height:10px;display:flex;}
.stripe-divider span{flex:1;}
.stripe-divider span:nth-child(1){background:var(--charcoal);}
.stripe-divider span:nth-child(2){background:var(--amber);flex:.18;}
.stripe-divider span:nth-child(3){background:var(--steel);flex:.5;}

/* ---------- Timeline (Lịch sử hình thành) ---------- */
.timeline{position:relative;margin-top:40px;padding-left:32px;border-left:3px solid var(--amber);}
.timeline-item{position:relative;padding-bottom:38px;}
.timeline-item:last-child{padding-bottom:0;}
.timeline-item::before{
  content:"";position:absolute;left:-41px;top:2px;width:16px;height:16px;
  background:var(--amber);border:3px solid var(--white);border-radius:50%;box-shadow:0 0 0 3px var(--amber);
}
.timeline-item .yr{font-family:var(--font-mono);color:var(--amber-dark);font-weight:700;}

/* ---------- Stat blocks ---------- */
.stat-strip{display:flex;justify-content:space-around;flex-wrap:wrap;gap:24px;text-align:center;}
.stat-strip div b{display:block;font-family:var(--font-display);font-size:2.4rem;color:var(--amber);}
.stat-strip div span{font-family:var(--font-mono);font-size:.78rem;letter-spacing:1px;color:var(--chrome);}

/* ---------- Tables ---------- */
table.data-table{width:100%;border-collapse:collapse;font-size:.92rem;}
table.data-table th,table.data-table td{padding:13px 14px;border-bottom:1px solid var(--cream-2);text-align:left;}
table.data-table th{font-family:var(--font-display);background:var(--charcoal);color:var(--white);font-weight:500;}
table.data-table tr:nth-child(even){background:var(--cream-2);}

/* ---------- Logos strip (Khách hàng / Đối tác) ---------- */
.logo-strip{display:flex;flex-wrap:wrap;gap:18px;}
.logo-chip{
  flex:1 1 150px;background:var(--white);border:1px solid var(--cream-2);border-radius:var(--radius);
  display:flex;align-items:center;justify-content:center;padding:24px 16px;
  font-family:var(--font-display);font-weight:600;color:var(--steel);text-align:center;
  box-shadow:var(--shadow-sm);
}

/* ---------- News ---------- */
.news-card .card-body span.date{font-family:var(--font-mono);font-size:.75rem;color:var(--chrome);letter-spacing:1px;}

/* ---------- Gallery (Hình ảnh hoạt động) ---------- */
.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;}
.gallery-grid figure{margin:0;position:relative;overflow:hidden;border-radius:4px;cursor:pointer;}
.gallery-grid img{height:170px;object-fit:cover;transition:transform .3s ease;}
.gallery-grid figure:hover img{transform:scale(1.08);}
.gallery-grid figcaption{
  position:absolute;left:0;bottom:0;right:0;padding:8px 10px;
  background:linear-gradient(to top,rgba(0,0,0,.75),transparent);
  color:var(--white);font-size:.75rem;font-family:var(--font-mono);
}
@media(max-width:880px){.gallery-grid{grid-template-columns:repeat(2,1fr);}}

/* ---------- Ad banner (Quảng cáo) ---------- */
.ad-strip{display:flex;gap:16px;flex-wrap:wrap;}
.ad-banner{
  flex:1 1 260px;position:relative;border-radius:4px;overflow:hidden;min-height:120px;
  display:flex;align-items:center;color:var(--white);
}
.ad-banner img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:brightness(.55);}
.ad-banner .ad-text{position:relative;z-index:2;padding:18px 20px;}
.ad-banner .ad-text small{font-family:var(--font-mono);letter-spacing:1px;color:var(--amber);display:block;margin-bottom:4px;}
.ad-banner .ad-text strong{font-family:var(--font-display);font-size:1.1rem;}

/* ---------- Poll widget (Thăm dò ý kiến) ---------- */
.poll-box{background:var(--white);border:1px solid var(--cream-2);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm);}
.poll-option{display:block;width:100%;text-align:left;background:var(--cream);border:1px solid var(--cream-2);
  border-radius:3px;padding:11px 14px;margin-bottom:10px;cursor:pointer;font-family:var(--font-body);font-size:.92rem;
  position:relative;overflow:hidden;transition:border-color .2s ease;}
.poll-option:hover{border-color:var(--amber);}
.poll-option .fill{position:absolute;left:0;top:0;bottom:0;background:rgba(217,118,43,.18);width:0;transition:width .6s ease;z-index:0;}
.poll-option .label{position:relative;z-index:1;display:flex;justify-content:space-between;}
.poll-result{font-size:.78rem;color:var(--chrome);font-family:var(--font-mono);margin-top:10px;}

/* ---------- Forms ---------- */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.form-grid .full{grid-column:1/-1;}
.field label{display:block;font-family:var(--font-mono);font-size:.78rem;letter-spacing:1px;color:var(--steel);margin-bottom:6px;text-transform:uppercase;}
.field input,.field select,.field textarea{
  width:100%;padding:12px 13px;border:1.5px solid var(--cream-2);border-radius:3px;
  font-family:var(--font-body);font-size:.95rem;background:var(--white);outline:none;transition:border-color .2s ease;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--amber);}
.field textarea{min-height:120px;resize:vertical;}
@media(max-width:680px){.form-grid{grid-template-columns:1fr;}}

/* ---------- Contact info blocks ---------- */
.contact-info-list{display:flex;flex-direction:column;gap:18px;}
.contact-info-list li{display:flex;gap:14px;list-style:none;align-items:flex-start;}
.contact-info-list .icn{
  width:42px;height:42px;flex-shrink:0;border-radius:50%;background:var(--steel);
  display:flex;align-items:center;justify-content:center;color:var(--white);
}

/* ---------- Map ---------- */
.map-frame{border:none;width:100%;height:340px;border-radius:var(--radius);filter:grayscale(.15);}

/* ---------- Job listings (Tuyển dụng) ---------- */
.job-row{
  display:flex;justify-content:space-between;align-items:center;background:var(--white);
  border:1px solid var(--cream-2);border-radius:var(--radius);padding:20px 24px;margin-bottom:14px;
  flex-wrap:wrap;gap:12px;
}
.job-row .job-meta{display:flex;gap:16px;font-family:var(--font-mono);font-size:.78rem;color:var(--chrome);flex-wrap:wrap;}

/* ---------- Footer ---------- */
footer.main-footer{background:var(--charcoal);color:var(--chrome-light);padding-top:64px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}
.footer-grid h4{color:var(--white);font-size:1rem;margin-bottom:18px;}
.footer-grid ul{display:flex;flex-direction:column;gap:10px;}
.footer-grid a{color:var(--chrome-light);font-size:.92rem;}
.footer-grid a:hover{color:var(--amber);}
.footer-logo{font-family:var(--font-display);font-size:1.5rem;font-weight:700;color:var(--white);}
.footer-logo span{color:var(--amber);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);margin-top:48px;padding:22px 0;
  display:flex;justify-content:space-between;font-size:.82rem;color:var(--chrome);flex-wrap:wrap;gap:10px;
}
.social-row{display:flex;gap:10px;margin-top:16px;}
.social-row a{
  width:36px;height:36px;border:1px solid rgba(255,255,255,.2);border-radius:50%;
  display:flex;align-items:center;justify-content:center;
}
.social-row a:hover{background:var(--amber);border-color:var(--amber);}
@media(max-width:980px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media(max-width:600px){.footer-grid{grid-template-columns:1fr;}}

/* ---------- Newsletter mini-form in footer ---------- */
.news-sub{display:flex;margin-top:8px;}
.news-sub input{flex:1;padding:10px 12px;border:none;border-radius:3px 0 0 3px;font-family:var(--font-body);}
.news-sub button{border:none;background:var(--amber);color:var(--white);padding:0 16px;border-radius:0 3px 3px 0;cursor:pointer;font-family:var(--font-display);}
.news-sub button:hover{background:var(--amber-dark);}

/* ---------- Utility ---------- */
.text-center{text-align:center;}
.mt-0{margin-top:0;}
.mb-0{margin-bottom:0;}
.muted{color:var(--chrome);}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
@media(max-width:880px){.two-col{grid-template-columns:1fr;}}
.badge-counter{
  background:var(--amber);color:var(--white);border-radius:50%;
  width:20px;height:20px;display:inline-flex;align-items:center;justify-content:center;
  font-size:.68rem;font-family:var(--font-mono);margin-left:4px;
}
.search-hit{padding:18px 0;border-bottom:1px solid var(--cream-2);}
.search-hit a{font-family:var(--font-display);font-size:1.1rem;color:var(--steel);}
.search-hit a:hover{color:var(--amber-dark);}
.search-hit .crumb{font-family:var(--font-mono);font-size:.75rem;color:var(--chrome);}