@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@400;500;600;700&family=Be+Vietnam+Pro:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:       #0A0A0A;
  --bg2:      #111111;
  --bg3:      #1A1A1A;
  --card:     #161616;
  --gold:     #C9AA70;
  --gold-dk:  #9F7F42;
  --gold-lt:  #E8D4A0;
  --text:     #EFEFEF;
  --dim:      #888888;
  --border:   #272727;
  --red:      #C0392B;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Be Vietnam Pro', sans-serif;
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1,h2,h3,h4,.bebas { font-family:'Oswald',sans-serif; font-weight:700; letter-spacing:0.04em; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* ── NAV ── */
nav {
  position: sticky; top: 0; z-index: 200;
  height: 60px;
  background: #000;
  border-bottom: 2px solid var(--gold);
  padding: 0 2rem;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  font-family:'Oswald',sans-serif;
  font-size: 1.7rem;
  color: var(--gold);
  letter-spacing: 0.12em;
}
.nav-logo span { color: var(--text); }
.nav-links { display: flex; }
.nav-links a {
  color: var(--dim);
  font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.12em; font-weight: 600;
  padding: 0 1.25rem; height: 60px;
  display: flex; align-items: center;
  border-left: 1px solid var(--border);
  transition: color .2s, background .2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--gold); background: rgba(212,175,55,0.06); }
.nav-links a.nav-lang {
  margin-left: .5rem;
  border: 1px solid var(--gold);
  border-radius: 3px;
  color: var(--gold);
  padding: 0.4rem 0.7rem;
}
.nav-links a.nav-lang:hover { background: var(--gold); color:#000; }
.nav-links a.nav-sales {
  color: #e53935 !important;
  font-weight: 700;
  letter-spacing: .06em;
}
.nav-links a.nav-sales:hover, .nav-links a.nav-sales.active { color: #ff5252 !important; background: rgba(229,57,53,.08); }
/* ── SALE styles ── */
.sale-badge {
  position: absolute; top: .75rem; left: .75rem; z-index: 2;
  background: #e53935; color: #fff;
  font-family: 'Oswald', sans-serif; font-weight: 700;
  font-size: .72rem; letter-spacing: .1em;
  padding: .22rem .55rem; border-radius: 2px;
  pointer-events: none;
}
.price-old {
  text-decoration: line-through;
  color: var(--dim);
  font-size: .82em;
  margin-right: .4rem;
  font-weight: 400;
}
.price-sale { color: #e53935; font-weight: 700; }
/* SALES tag — góc trên trái của ảnh card */
.pc-sale-tag {
  position: absolute; top: .6rem; left: .6rem; z-index: 2;
  background: #e53935; color: #fff;
  font-family: 'Oswald', sans-serif; font-weight: 700;
  font-size: .68rem; letter-spacing: .12em;
  padding: .2rem .55rem; border-radius: 2px;
  pointer-events: none;
}
/* Tình trạng xe — góc dưới trái của ảnh card */
.pc-cond-badge {
  position: absolute; bottom: .6rem; left: .6rem; z-index: 2;
  font-family: 'Oswald', sans-serif; font-weight: 600;
  font-size: .62rem; letter-spacing: .1em; text-transform: uppercase;
  padding: .2rem .55rem; border-radius: 2px; pointer-events: none;
}
.badge-new  { background: #2ea043; color: #fff; }
.badge-used { background: rgba(0,0,0,.55); color: rgba(255,255,255,.65); border: 1px solid rgba(255,255,255,.14); }
/* ── COLOR FILTER SWATCHES ── */
.color-panel { flex-wrap: wrap !important; gap: .45rem !important; padding: .65rem .7rem !important; min-width: 220px; max-width: 280px; }
.btn-color {
  width: 26px; height: 26px; border-radius: 50%;
  background: var(--c, #888);
  border: 2px solid rgba(255,255,255,.18);
  cursor: pointer; flex-shrink: 0;
  transition: border-color .15s, transform .15s, box-shadow .15s;
  position: relative;
}
.btn-color:hover { border-color: rgba(255,255,255,.55); transform: scale(1.12); }
.btn-color.active { border-color: var(--gold); box-shadow: 0 0 0 2px var(--gold); transform: scale(1.18); }
.btn-color[data-color="all"] {
  background: conic-gradient(#c0392b 0 25%, #2471a3 25% 50%, #27ae60 50% 75%, #1a1a1a 75%);
  border-color: var(--border);
}
.btn-color[data-color="all"].active { border-color: var(--gold); }
/* Condition label dùng trong sale-card & bd-sim-info (bên dưới ảnh, không overlay) */
.bd-sim-cond {
  display: inline-block; margin-top: .45rem;
  font-family: 'Oswald', sans-serif; font-weight: 600;
  font-size: .58rem; letter-spacing: .1em; text-transform: uppercase;
  padding: .15rem .5rem; border-radius: 2px;
}
/* Sale card: full-height flex so cards align in grid */
.sc-card { display: flex !important; flex-direction: column; }
.nav-mobile-btn { display:none; background:none; border:none; cursor:pointer; padding:0.5rem; }
.nav-mobile-btn span { display:block; width:22px; height:2px; background:var(--gold); margin:5px 0; }
.nav-search-btn {
  background:none; border:none; cursor:pointer;
  color: var(--dim); font-size: 1.05rem;
  height: 60px; padding: 0 1.1rem;
  display:flex; align-items:center; justify-content:center;
  transition: color .2s, background .2s;
}
.nav-search-btn:hover { color: var(--gold); background: rgba(212,175,55,0.06); }
.nav-search-icon { width:17px; height:17px; display:block; }

/* ── HERO ── */
.hero {
  min-height: 88vh;
  background: #000;
  display: flex; align-items: center; justify-content: center;
  text-align: center; position: relative; overflow: hidden;
}
.hero-photo {
  position: absolute; inset: 0; z-index: 0;
  background: url('hero.jpg') center 30% / cover no-repeat;
  background-attachment: fixed;
  opacity: 0.35;
  transform: scale(1.05);
}
.hero-photo::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.4) 0%, rgba(0,0,0,0.1) 50%, rgba(0,0,0,0.55) 100%);
}
@media (max-width: 768px) {
  .hero-photo { background-attachment: scroll; transform: none; }
}
.hero-bg {
  position: absolute; inset: 0;
  background: repeating-linear-gradient(-45deg, transparent, transparent 3px, rgba(212,175,55,0.025) 3px, rgba(212,175,55,0.025) 4px);
}
.hero-bg2 {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 50%, rgba(212,175,55,0.07) 0%, transparent 70%);
}
.hero-content { position: relative; z-index:1; padding: 2rem; }
.hero-tag {
  display: inline-block; border: 1px solid var(--gold); color: var(--gold);
  font-size: 0.7rem; letter-spacing: 0.2em; text-transform: uppercase; padding: 0.35rem 1rem; margin-bottom: 1.5rem;
}
.hero h1 { font-size: clamp(3.5rem, 10vw, 9rem); line-height: 1.25; color: var(--text); }
.hero h1 em { color: var(--gold); font-style: normal; display: inline-block; }
.hero-sub { color: var(--dim); font-size: 1rem; max-width: 480px; margin: 1.5rem auto 2.5rem; }
.hero-actions { display:flex; gap:1rem; justify-content:center; flex-wrap:wrap; }

/* ── BUTTONS ── */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.8rem 2rem;
  font-family: 'Oswald', sans-serif; font-size: 1.05rem; letter-spacing: 0.1em;
  cursor: pointer; border: none; transition: all .2s; white-space: nowrap;
}
.btn-gold { background: var(--gold); color: #000; }
.btn-gold:hover { background: var(--gold-lt); }
.btn-outline { background: transparent; color: var(--gold); border: 2px solid var(--gold); }
.btn-outline:hover { background: var(--gold); color: #000; }
.btn-ghost { background: var(--bg3); color: var(--text); border: 1px solid var(--border); }
.btn-ghost:hover { border-color: var(--gold); color: var(--gold); }
.btn-danger { background: var(--red); color: #fff; }
.btn-sm { padding: 0.5rem 1.2rem; font-size: 0.9rem; }

/* ── LAYOUT ── */
.section { padding: 5rem 2rem; }
.container { max-width: 1200px; margin: 0 auto; }
.section-head { margin-bottom: 3rem; }
.section-label { font-size: 0.7rem; letter-spacing: 0.25em; text-transform: uppercase; color: var(--gold); margin-bottom: 0.5rem; }
.section-title { font-size: clamp(2rem, 5vw, 3.5rem); line-height: 1.1; margin-bottom: 0.75rem; }
.section-title em { color: var(--gold); font-style: normal; }
.section-bar { width: 48px; height: 3px; background: var(--gold); }

/* ── PRODUCT CARD ── */
.grid-products { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 1.5rem; }
.product-card { background: var(--card); border: 1px solid var(--border); transition: border-color .25s, transform .25s; overflow: hidden; }
.product-card:hover { border-color: var(--gold); transform: translateY(-3px); }
.pc-img { height: 220px; overflow: hidden; background: var(--bg3); position: relative; cursor: pointer; }
.pc-img img { width:100%; height:100%; object-fit: cover; filter: grayscale(15%) brightness(.9); transition: filter .3s, transform .3s; }
.pc-img-count {
  position:absolute; bottom:10px; right:10px; z-index:2;
  background: rgba(0,0,0,.6); color:#fff; font-size:.65rem; font-weight:700;
  letter-spacing:.08em; padding: 3px 8px;
}

/* ── IMAGE LIGHTBOX / GALLERY ── */
.lightbox {
  display:none; position:fixed; inset:0; z-index:3000;
  background: rgba(0,0,0,.92);
  align-items:center; justify-content:center;
}
.lightbox.open { display:flex; }
.lb-img { max-width:88vw; max-height:82vh; object-fit:contain; user-select:none; }
.lb-arrow {
  position:absolute; top:50%; transform:translateY(-50%);
  background: rgba(255,255,255,.06); border:1px solid var(--gold); color:var(--gold);
  font-size:1.8rem; width:48px; height:48px; cursor:pointer; line-height:1;
  display:flex; align-items:center; justify-content:center;
  transition:.2s; border-radius: 0;
}
.lb-arrow:hover { background:var(--gold); color:#000; }
.lb-prev { left:1.25rem; }
.lb-next { right:1.25rem; }
.lb-close {
  position:absolute; top:1.25rem; right:1.5rem;
  background:transparent; border:1px solid var(--border); color:#fff;
  font-size:1.3rem; width:40px; height:40px; cursor:pointer;
  display:flex; align-items:center; justify-content:center;
}
.lb-close:hover { border-color:var(--gold); color:var(--gold); }
.lb-counter {
  position:absolute; bottom:1.5rem; left:50%; transform:translateX(-50%);
  color:var(--dim); font-size:.78rem; letter-spacing:.12em; text-transform:uppercase;
}
@media (max-width:680px) {
  .lb-arrow { width:40px; height:40px; font-size:1.4rem; }
  .lb-prev { left:.5rem; }
  .lb-next { right:.5rem; }
}

/* ── CONTACT POPUP ("Hỏi Mua Xe Này" / liên hệ nhanh) ── */
.contact-popup-overlay {
  display:none; position:fixed; inset:0; z-index:3100;
  background: rgba(0,0,0,.85);
  align-items:center; justify-content:center; padding:1.5rem;
}
.contact-popup-overlay.open { display:flex; }
.contact-popup {
  background:var(--bg2); border:1px solid var(--gold); max-width:380px; width:100%;
  padding:2rem; position:relative; text-align:center;
}
.cp-close {
  position:absolute; top:.75rem; right:.75rem;
  background:transparent; border:1px solid var(--border); color:#fff;
  width:32px; height:32px; cursor:pointer; font-size:1rem;
  display:flex; align-items:center; justify-content:center;
}
.cp-close:hover { border-color:var(--gold); color:var(--gold); }
.contact-popup h3 { font-size:1.15rem; margin-bottom:.4rem; }
.contact-popup .cp-sub { color:var(--dim); font-size:.85rem; margin-bottom:1.5rem; line-height:1.6; }
.cp-options { display:flex; flex-direction:column; gap:.75rem; }
.cp-option {
  display:flex; align-items:center; gap:.75rem; padding:.85rem 1rem;
  border:1px solid var(--border); background:var(--bg3); color:var(--text);
  text-decoration:none; transition:.2s; font-weight:600; font-size:.92rem;
}
.cp-option:hover { border-color:var(--gold); background:#1f1a10; }
.cp-option .cp-icon { font-size:1.3rem; line-height:1; width:1.6rem; text-align:center; }
.cp-option .cp-label { flex:1; text-align:left; }
.cp-option .cp-value { color:var(--gold); font-weight:700; font-size:.85rem; }

/* ── SITE SEARCH (kính lúp ở Header) ── */
.search-overlay {
  display:none; position:fixed; inset:0; z-index:3200;
  background: rgba(0,0,0,.85);
  align-items:flex-start; justify-content:center; padding:8vh 1.5rem 1.5rem;
  overflow-y:auto;
}
.search-overlay.open { display:flex; }
.search-panel {
  background:var(--bg2); border:1px solid var(--gold); max-width:520px; width:100%;
  padding:1.5rem; position:relative;
}
.search-panel h3 { font-size:1.15rem; margin-bottom:1rem; }
.search-box {
  display:flex; align-items:center; gap:.6rem;
  border:1px solid var(--border); background:var(--bg3);
  padding:.75rem 1rem; margin-bottom:1rem;
}
.search-box-icon { color:var(--gold); display:flex; align-items:center; }
.search-box-icon svg { width:16px; height:16px; display:block; }
.search-box input {
  flex:1; min-width:0; background:none; border:none; outline:none;
  color:var(--text); font-size:.95rem; font-family:inherit;
}
.search-box input::placeholder { color:var(--dim); }
.search-results { max-height:60vh; overflow-y:auto; }
.search-hint { color:var(--dim); font-size:.85rem; padding:.5rem .25rem; line-height:1.6; }
.search-group { margin-bottom:1.25rem; }
.search-group:last-child { margin-bottom:0; }
.search-group h4 {
  font-size:.68rem; letter-spacing:.18em; text-transform:uppercase; color:var(--gold);
  margin-bottom:.5rem;
}
.search-result-item {
  display:flex; align-items:center; gap:.75rem; padding:.6rem;
  border:1px solid var(--border); background:var(--bg3); margin-bottom:.5rem;
  text-decoration:none; color:var(--text); transition:.2s; position:relative;
}
.search-result-item:hover { border-color:var(--gold); background:#1f1a10; }
.search-result-item img { width:56px; height:42px; object-fit:cover; flex-shrink:0; }
.sri-info { display:flex; flex-direction:column; gap:.15rem; flex:1; min-width:0; }
.sri-info strong { font-size:.85rem; }
.sri-info small { color:var(--dim); font-size:.75rem; }
.sri-tag {
  background:#e53935; color:#fff; font-family:'Oswald',sans-serif; font-weight:700;
  font-size:.62rem; letter-spacing:.1em; padding:.2rem .5rem; flex-shrink:0;
}
.search-result-page { padding:.75rem .9rem; }
@media (max-width:480px) {
  .search-overlay { padding:4vh 1rem 1rem; }
  .search-panel { padding:1.25rem; }
}
/* ── Badge overlap fix trên mobile 2-cột ── */
@media (max-width: 640px) {
  .pc-sale-tag {
    font-size: .52rem; letter-spacing: .05em;
    padding: .15rem .3rem; top: .4rem; left: .4rem;
  }
  .pc-badge {
    font-size: .52rem; letter-spacing: .05em;
    padding: 2px 5px; top: .4rem; right: .4rem;
  }
  .pc-cond-badge {
    font-size: .5rem; padding: .12rem .35rem;
    bottom: .4rem; left: .4rem;
  }
}
.product-card:hover .pc-img img { filter: grayscale(0%) brightness(1); transform: scale(1.03); }
.pc-badge { position: absolute; top:10px; right:10px; font-size: 0.65rem; font-weight:700; letter-spacing:.12em; text-transform:uppercase; padding: 3px 9px; }
.badge-avail   { background: #2ea043; color: #fff; }
.badge-order   { background: var(--gold); color: #000; }
.badge-sold    { background: var(--red); color: #fff; }
.pc-body { padding: 1.25rem; }
.pc-make { font-family:'Oswald',sans-serif; font-size:1.55rem; letter-spacing:.04em; }
.pc-specs { color:var(--dim); font-size:.82rem; margin-top:.2rem; }
.pc-price { font-family:'Oswald',sans-serif; font-size:1.9rem; color: var(--gold); margin-top:.75rem; line-height:1; }
.pc-price small { font-family:'Be Vietnam Pro',sans-serif; font-size:.75rem; color:var(--dim); font-weight:400; }
.pc-desc { color:var(--dim); font-size:.83rem; margin-top:.6rem; line-height:1.55; }
.pc-more {
  display:inline-block; margin-top:.7rem; font-size:.78rem;
  color:var(--gold); text-decoration:none; letter-spacing:.04em;
  border-bottom:1px solid transparent; transition:border-color .2s;
}
.pc-more:hover { border-color: var(--gold); }
.pc-actions { display:flex; gap:.5rem; margin-top:1rem; }

/* ── SERVICES ── */
.services-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1px; background: var(--border); border: 1px solid var(--border); margin-top: 2rem; }
.service-item { background: var(--bg2); padding: 2.5rem 2rem; transition: background .2s; }
.service-item:hover { background: var(--bg3); }
.service-icon { font-size: 2rem; margin-bottom: 1rem; }
.service-item h3 { font-family:'Oswald',sans-serif; font-size:1.5rem; color:var(--gold); margin-bottom:.5rem; }
.service-item p { color:var(--dim); font-size:.88rem; line-height:1.6; }

/* ── STATS ── */
.stats-strip { background: var(--bg2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 1.25rem 2rem; display: flex; flex-wrap: wrap; justify-content: space-around; align-items: center; gap: 1rem; }
.stat-chip { text-align: center; font-family:'Oswald',sans-serif; font-size:.75rem; letter-spacing:.1em; text-transform:uppercase; color:var(--dim); line-height:1.4; }
.stat-chip strong { display:block; font-size:1.6rem; color:var(--gold); line-height:1.1; font-weight:700; }
@media(max-width:640px){ .stats-strip { display:grid; grid-template-columns:repeat(2,1fr); gap:.75rem 0; padding:1rem; } .stat-chip { border-right:1px solid var(--border); } .stat-chip:nth-child(2n){ border-right:none; } }

/* ── BLOG ── */
.grid-blog { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 2rem; }
.blog-card { background: var(--card); border: 1px solid var(--border); overflow: hidden; transition: border-color .25s; cursor: pointer; }
.blog-card:hover { border-color: var(--gold); }
.bc-img { height:190px; background:var(--bg3); overflow:hidden; position:relative; }
.bc-img img { width:100%; height:100%; object-fit:cover; filter:brightness(.8) grayscale(20%); transition:.3s; }
.blog-card:hover .bc-img img { filter:brightness(.95) grayscale(0%); }
.bc-tag { position:absolute; bottom:10px; left:10px; background: var(--gold); color:#000; font-size:.65rem; font-weight:700; text-transform:uppercase; letter-spacing:.12em; padding:3px 8px; }
.bc-body { padding:1.5rem; }
.bc-body h3 { font-family:'Oswald',sans-serif; font-size:1.35rem; letter-spacing:.04em; margin-bottom:.5rem; }
.bc-meta { font-size:.75rem; color:var(--dim); margin-bottom:.6rem; }
.bc-excerpt { font-size:.85rem; color:var(--dim); line-height:1.6; }

/* ── QUOTE CALCULATOR ── */
.calc-wrap { max-width: 720px; margin: 0 auto; background: var(--card); border: 1px solid var(--border); padding: 2.5rem; }
.calc-result { background: var(--bg3); border: 1px solid var(--gold); padding: 1.75rem; margin-top: 1.75rem; }
.result-row { display: flex; justify-content: space-between; align-items: center; padding: .6rem 0; border-bottom: 1px solid var(--border); font-size: .9rem; }
.result-row:last-child { border-bottom:none; padding-top:1rem; }
.result-row .rl { color: var(--dim); }
.result-row .rv { color: var(--text); font-weight:600; }
.result-row.total .rv { color: var(--gold); font-family:'Oswald',sans-serif; font-size:1.8rem; letter-spacing:.04em; }
.rates-note { font-size:.78rem; color:var(--dim); margin-top:1rem; padding-top:1rem; border-top:1px solid var(--border); }

/* ── FORM ── */
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:1rem; }
.form-group { margin-bottom:1.25rem; }
.form-group label { display:block; font-size:.75rem; text-transform:uppercase; letter-spacing:.1em; color:var(--dim); margin-bottom:.45rem; font-weight:600; }
.form-group input,
.form-group select,
.form-group textarea {
  width:100%; background:var(--bg3); border:1px solid var(--border);
  color:var(--text); padding:.75rem 1rem;
  font-family:'Be Vietnam Pro',sans-serif; font-size:.92rem;
  outline:none; transition:border-color .2s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color:var(--gold); }
.form-group textarea { resize:vertical; min-height:100px; }
.form-hint { font-size:.75rem; color:var(--dim); margin-top:.3rem; }

/* ── ADMIN ── */
.admin-wrap { max-width:1100px; margin:0 auto; padding:2rem; }
.admin-header { display:flex; align-items:center; justify-content:space-between; border-bottom:2px solid var(--gold); padding-bottom:1rem; margin-bottom:2rem; }
.admin-tabs { display:flex; border-bottom:1px solid var(--border); margin-bottom:2rem; }
.admin-tab { padding:.75rem 1.75rem; font-family:'Oswald',sans-serif; font-size:1.1rem; letter-spacing:.08em; color:var(--dim); cursor:pointer; border-bottom:2px solid transparent; transition:.2s; background:none; border-top:none; border-left:none; border-right:none; }
.admin-tab.active { color:var(--gold); border-bottom-color:var(--gold); }
.admin-table { width:100%; border-collapse:collapse; font-size:.88rem; }
.admin-table th { background:var(--bg3); border-bottom:2px solid var(--gold); padding:.7rem 1rem; text-align:left; font-size:.7rem; text-transform:uppercase; letter-spacing:.12em; color:var(--gold); }
.admin-table td { padding:.75rem 1rem; border-bottom:1px solid var(--border); vertical-align:middle; }
.admin-table tr:hover td { background:var(--bg3); }

/* ── MODAL ── */
.modal-overlay { display:none; position:fixed; inset:0; background:rgba(0,0,0,.88); z-index:500; align-items:center; justify-content:center; padding:1.5rem; }
.modal-overlay.open { display:flex; }
.modal { background:var(--bg2); border:1px solid var(--gold); width:100%; max-width:700px; max-height:90vh; overflow-y:auto; padding:2rem; }
.modal-header { display:flex; justify-content:space-between; align-items:center; margin-bottom:1.5rem; padding-bottom:1rem; border-bottom:1px solid var(--border); }
.modal-header h2 { font-family:'Oswald',sans-serif; font-size:1.8rem; color:var(--gold); }
.modal-close { background:none; border:none; color:var(--dim); font-size:1.5rem; cursor:pointer; }
.modal-close:hover { color:var(--text); }

/* ── FAQ ── */
.faq-item { border-bottom:1px solid var(--border); }
.faq-q { width:100%; background:none; border:none; text-align:left; display:flex; justify-content:space-between; align-items:center; padding:1.25rem 0; cursor:pointer; color:var(--text); font-family:'Be Vietnam Pro',sans-serif; font-size:.95rem; font-weight:600; }
.faq-q .faq-icon { color:var(--gold); font-size:1.2rem; transition:transform .2s; flex-shrink:0; }
.faq-q.open .faq-icon { transform:rotate(45deg); }
.faq-a { display:none; color:var(--dim); padding:0 0 1.25rem; font-size:.9rem; line-height:1.7; }
.faq-a.open { display:block; }

/* ── LOGIN ── */
.login-wrap { min-height:100vh; display:flex; align-items:center; justify-content:center; }
.login-box { background:var(--card); border:1px solid var(--gold); padding:3rem 2.5rem; width:100%; max-width:380px; text-align:center; }
.login-box h1 { font-size:2.5rem; color:var(--gold); margin-bottom:.5rem; }
.login-box p { color:var(--dim); font-size:.85rem; margin-bottom:2rem; }
.login-error { color:var(--red); font-size:.82rem; margin-top:.5rem; display:none; }

/* ── TOAST ── */
.toast { position:fixed; bottom:2rem; right:2rem; z-index:1000; background:var(--gold); color:#000; padding:.75rem 1.5rem; font-weight:700; font-size:.85rem; letter-spacing:.06em; transform:translateY(6rem); opacity:0; transition:.3s; }
.toast.show { transform:translateY(0); opacity:1; }

/* ── ARTICLE ── */
.article-hero { min-height:50vh; position:relative; background:#000; overflow:hidden; }
.article-hero .ah-bg { position:absolute; inset:0; width:100%; height:100%; object-fit:cover; opacity:.4; }
.article-hero .ah-content { position:relative; z-index:1; padding:5rem 2rem 3rem; max-width:820px; margin:0 auto; }
.article-tag { display:inline-block; background:var(--gold); color:#000; font-size:.7rem; font-weight:700; text-transform:uppercase; letter-spacing:.15em; padding:3px 10px; margin-bottom:1rem; }
.article-hero h1 { font-size:clamp(2rem,6vw,4rem); }
.article-meta { color:var(--dim); font-size:.83rem; margin-top:.75rem; }
.article-body { max-width:820px; margin:0 auto; padding:3rem 2rem; }
.article-body h2 { font-family:'Oswald',sans-serif; font-size:2rem; color:var(--gold); margin:2rem 0 .75rem; }
.article-body h3 { font-family:'Oswald',sans-serif; font-size:1.4rem; margin:1.5rem 0 .5rem; }
.article-body p { color:var(--dim); margin-bottom:1.2rem; line-height:1.8; }
.article-body ul, .article-body ol { padding-left:1.5rem; color:var(--dim); margin-bottom:1.2rem; }
.article-body li { margin-bottom:.5rem; line-height:1.7; }
.article-body strong { color:var(--text); }
.article-body blockquote { border-left:3px solid var(--gold); padding:.75rem 1.5rem; margin:1.5rem 0; background:var(--bg3); font-style:italic; }

/* ── FOOTER ── */
footer { background:#000; border-top:2px solid var(--border); padding:4rem 2rem 2rem; color:var(--dim); font-size:.82rem; }
.footer-grid { display:grid; grid-template-columns:1.5fr 1fr 1fr 1.3fr; gap:2.5rem; max-width:1200px; margin:0 auto 3rem; }
.footer-legal { color:var(--dim); font-size:.78rem; line-height:1.75; margin-bottom:.9rem; }
.footer-legal a { color:var(--dim); }
.footer-legal a:hover { color:var(--gold); }
.footer-brand { font-family:'Oswald',sans-serif; font-size:2.2rem; color:var(--gold); letter-spacing:.1em; margin-bottom:.75rem; }
.footer-brand span { color: var(--text); }
.footer-col h4 { font-family:'Oswald',sans-serif; font-size:1.1rem; color:var(--text); letter-spacing:.1em; margin-bottom:1rem; }
.footer-col ul { list-style:none; }
.footer-col ul li { margin-bottom:.5rem; }
.footer-col ul li a { color:var(--dim); transition:color .2s; }
.footer-col ul li a:hover { color:var(--gold); }
.footer-bottom { border-top:1px solid var(--border); padding-top:1.5rem; max-width:1200px; margin:0 auto; display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:1rem; }

/* ── UTILS ── */
.text-gold { color:var(--gold); }
.hidden { display:none !important; }
.mt-2 { margin-top:1rem; } .mt-4 { margin-top:2rem; }
.mb-2 { margin-bottom:1rem; }

::-webkit-scrollbar { width:5px; }
::-webkit-scrollbar-track { background:var(--bg); }
::-webkit-scrollbar-thumb { background:var(--border); }
::-webkit-scrollbar-thumb:hover { background:var(--gold); }

@media (max-width:900px) {
  .footer-grid { grid-template-columns:1fr 1fr; }
  .form-row { grid-template-columns:1fr; }
}
@media (max-width:680px) {
  nav { padding:0 1rem; }
  .nav-links { display:none; }
  .nav-mobile-btn { display:block; }
  .nav-links.open {
    display:flex; flex-direction:column;
    position:fixed; top:60px; left:0; right:0;
    background:#000; border-bottom:2px solid var(--gold);
    z-index:1000;
  }
  .nav-links.open a {
    border-left:none; border-bottom:1px solid var(--border);
    height:52px; padding:0 1.5rem;
    display:flex; align-items:center;
    color:var(--text);
  }
  .nav-links.open a:hover, .nav-links.open a.active { color:var(--gold); background:rgba(201,170,112,.08); }
  .nav-links.open .nav-search-btn {
    border-bottom:1px solid var(--border);
    height:52px; width:100%; justify-content:flex-start; padding:0 1.5rem; color:var(--text);
  }

  /* Stats — 2×2 grid */
  .stats-strip { display:grid; grid-template-columns:1fr 1fr; padding:0; gap:0; }
  .stat-item { padding:1.5rem 1rem; text-align:center; }
  .stat-item:nth-child(odd)  { border-right:1px solid rgba(0,0,0,.18); }
  .stat-item:nth-child(-n+2) { border-bottom:1px solid rgba(0,0,0,.18); }
  .stat-num { font-size:2.4rem; }

  /* Contact & Why-Us — single column */
  .contact-grid { grid-template-columns:1fr !important; gap:2.5rem !important; }
  .why-us-grid  { grid-template-columns:1fr !important; gap:2.5rem !important; }

  .section { padding:3rem 1rem; }
  .hero h1 { font-size:3.2rem; line-height:1.3; }
  .hero h1 em { display:inline-block; }
  .footer-grid { grid-template-columns:1fr; gap:2rem; }
  .calc-wrap { padding:1.5rem; }
}

/* ── SALES NAV LINK ── */
.nav-links a.nav-sales {
  color: #e53935 !important;
  font-weight: 700;
  letter-spacing: .06em;
}
.nav-links a.nav-sales:hover,
.nav-links a.nav-sales.active {
  color: #ff5252 !important;
  background: rgba(229,57,53,.08);
}

/* ── REVEAL ON SCROLL ── */
[data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  filter: blur(5px);
  transition: opacity .65s cubic-bezier(.22,1,.36,1),
              transform .65s cubic-bezier(.22,1,.36,1),
              filter .65s cubic-bezier(.22,1,.36,1);
  will-change: opacity, transform, filter;
}
[data-reveal].is-visible {
  opacity: 1;
  transform: none;
  filter: none;
}
[data-reveal-delay="1"] { transition-delay: .09s; }
[data-reveal-delay="2"] { transition-delay: .18s; }
[data-reveal-delay="3"] { transition-delay: .27s; }
[data-reveal-delay="4"] { transition-delay: .36s; }
[data-reveal-delay="5"] { transition-delay: .45s; }
@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity:1; transform:none; filter:none; transition:none; }
}

/* ── SALE PRICE — dùng trong card + bike-detail ── */
.price-old {
  text-decoration: line-through;
  color: var(--dim);
  font-size: .82em;
  margin-right: .4rem;
  font-weight: 400;
}
.price-sale {
  color: #e53935;
  font-weight: 700;
}

/* ── SALES TAG — góc trái trên ảnh card (index, bikes) ── */
.pc-sale-tag {
  position: absolute;
  top: .6rem;
  left: .6rem;
  z-index: 2;
  background: #e53935;
  color: #fff;
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  font-size: .68rem;
  letter-spacing: .12em;
  padding: .2rem .55rem;
  border-radius: 2px;
  pointer-events: none;
}

/* ── GEO / CURRENCY (geo-currency.js) ── */
.fx-amount {
  display: inline-block;
  margin-left: .4em;
  font-size: .82em;
  color: var(--dim);
  font-weight: 400;
}

.dth-fx-banner {
  position: relative;
  z-index: 300;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: .6rem .9rem;
  background: var(--gold);
  color: #161616;
  padding: .6rem 1rem;
  font-size: .85rem;
  text-align: center;
}
.dth-fx-banner-text { font-weight: 500; }
.dth-fx-banner-actions { display: flex; align-items: center; gap: .5rem; }
.dth-fx-btn-yes, .dth-fx-btn-no {
  border: none;
  border-radius: 3px;
  padding: .35rem .8rem;
  font-size: .8rem;
  font-weight: 700;
  cursor: pointer;
  font-family: 'Oswald', sans-serif;
  letter-spacing: .03em;
}
.dth-fx-btn-yes { background: #161616; color: var(--gold-lt); }
.dth-fx-btn-yes:hover { background: #000; }
.dth-fx-btn-no { background: transparent; color: #161616; opacity: .65; padding: .35rem .55rem; }
.dth-fx-btn-no:hover { opacity: 1; }

.dth-fx-widget {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 250;
  font-family: 'Be Vietnam Pro', sans-serif;
}
.dth-fx-widget-btn {
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: .5rem 1rem;
  font-size: .8rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(0,0,0,.4);
}
.dth-fx-widget-btn:hover { border-color: var(--gold); }
.dth-fx-dropdown {
  position: absolute;
  bottom: calc(100% + .4rem);
  right: 0;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: .35rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: .25rem;
  box-shadow: 0 6px 20px rgba(0,0,0,.5);
  min-width: 180px;
}
.dth-fx-dropdown-item {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 4px;
  padding: .35rem .3rem;
  font-size: .72rem;
  cursor: pointer;
  text-align: center;
}
.dth-fx-dropdown-item:hover { background: var(--gold); color: #161616; border-color: var(--gold); }

@media (max-width: 640px) {
  .dth-fx-banner { font-size: .78rem; padding: .5rem .7rem; }
  .dth-fx-widget { right: .6rem; bottom: .6rem; }
}

/* ── HEIGHT FINDER (Tìm xe theo chiều cao) ── */
.hf-overlay {
  display: none; position: fixed; inset: 0; z-index: 3200;
  background: rgba(0,0,0,.88); align-items: center; justify-content: center; padding: 1.5rem;
}
.hf-overlay.open { display: flex; }
.hf-popup {
  background: var(--bg2); border: 1px solid var(--border);
  max-width: 480px; width: 100%; padding: 1.75rem 2rem; position: relative;
}
.hf-popup h3 {
  font-family: 'Oswald', sans-serif; font-size: 1.15rem;
  text-transform: uppercase; letter-spacing: .08em; margin-bottom: 1.25rem;
  padding-bottom: .75rem; border-bottom: 1px solid var(--border);
}
.hf-close {
  position: absolute; top: .75rem; right: .75rem;
  background: transparent; border: 1px solid var(--border); color: var(--dim);
  width: 30px; height: 30px; cursor: pointer; font-size: .9rem;
  display: flex; align-items: center; justify-content: center; transition: .2s;
}
.hf-close:hover { border-color: var(--gold); color: var(--gold); }
.hf-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; margin-bottom: 1rem; }
.hf-field label {
  display: block; font-family: 'Oswald', sans-serif; font-size: .72rem;
  letter-spacing: .1em; text-transform: uppercase; color: var(--dim); margin-bottom: .4rem;
}
.hf-input-wrap { display: flex; gap: .4rem; align-items: center; }
.hf-input-wrap input {
  flex: 1; min-width: 0; background: var(--bg3); border: 1px solid var(--border);
  color: var(--text); padding: .55rem .7rem; border-radius: 4px; font-size: .9rem;
}
.hf-input-wrap input:focus { outline: none; border-color: var(--gold); }
.hf-unit-toggle { display: flex; gap: .2rem; flex-shrink: 0; }
.hf-hint { font-size: .73rem; color: var(--dim); line-height: 1.7; margin-bottom: 1.25rem; }
.hf-submit {
  width: 100%; padding: .75rem; font-family: 'Oswald', sans-serif;
  font-size: .9rem; letter-spacing: .1em; text-transform: uppercase; cursor: pointer;
}
.hf-banner {
  display: flex; align-items: center; gap: .75rem; flex-wrap: wrap;
  background: rgba(218,165,32,.1); border: 1px solid rgba(218,165,32,.3);
  border-radius: 4px; padding: .65rem 1rem; margin-bottom: 1.25rem;
  font-size: .82rem; color: var(--text);
}
.hf-banner strong { color: var(--gold); }
.hf-clear {
  margin-left: auto; background: transparent; border: 1px solid var(--border);
  color: var(--dim); padding: .25rem .65rem; border-radius: 3px; cursor: pointer;
  font-size: .73rem; transition: .2s; line-height: 1.4;
}
.hf-clear:hover { border-color: #e53935; color: #e53935; }
.hf-trigger-btn {
  display: inline-flex; align-items: center; gap: .5rem;
  background: transparent; border: 1px dashed var(--border); color: var(--dim);
  font-family: 'Oswald', sans-serif; font-size: .73rem; letter-spacing: .1em;
  text-transform: uppercase; padding: .45rem .9rem; border-radius: 4px;
  cursor: pointer; transition: border-color .2s, color .2s; margin-bottom: 1.25rem;
}
.hf-trigger-btn:hover { border-color: var(--gold); color: var(--gold); }
.product-card.hf-hide { display: none !important; }
@media (max-width: 500px) {
  .hf-fields { grid-template-columns: 1fr; }
  .hf-popup  { padding: 1.5rem 1.25rem; }
}
/* ── SORT BAR ── */
.sort-bar { display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:.5rem; margin-bottom:.75rem; }
.sort-bar .result-count { margin-bottom:0; }
.sort-select-wrap { display:flex; align-items:center; gap:.5rem; }
.sort-select-wrap label { font-family:'Oswald',sans-serif; font-size:.72rem; letter-spacing:.1em; text-transform:uppercase; color:var(--dim); white-space:nowrap; }
.sort-select { background:var(--bg2); border:1px solid var(--border); color:var(--text); font-family:'Oswald',sans-serif; font-size:.75rem; letter-spacing:.03em; padding:.4rem 2rem .4rem .7rem; border-radius:4px; cursor:pointer; appearance:none; -webkit-appearance:none; background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath fill='%23888' d='M0 0l5 6 5-6z'/%3E%3C/svg%3E"); background-repeat:no-repeat; background-position:right .65rem center; }
.sort-select:focus { outline:none; border-color:var(--gold); }
/* ── INDEX SHOW MORE ── */
.idx-show-more { text-align:center; padding:1.75rem 0 .5rem; }
.idx-show-more-btn { background:transparent; border:1px solid var(--border); color:var(--dim); font-family:'Oswald',sans-serif; font-size:.8rem; letter-spacing:.12em; text-transform:uppercase; padding:.65rem 2.5rem; border-radius:4px; cursor:pointer; transition:border-color .2s,color .2s; }
.idx-show-more-btn:hover { border-color:var(--gold); color:var(--gold); }