/* =====================================================================
   XE ĐIỆN MỚI – Main CSS
   Phong cách: Công nghệ, hiện đại, sang trọng, sáng – Mobile First
   ===================================================================== */

/* -------------------------------------------------------------------
   CSS Custom Properties
   ------------------------------------------------------------------- */
:root {
  --clr-primary:     #0055D4;
  --clr-primary-dk:  #0044AA;
  --clr-primary-lt:  #EBF2FF;
  --clr-secondary:   #0D1B40;
  --clr-accent:      #00CFFF;
  --clr-cta:         #FF6B00;
  --clr-cta-hover:   #E55A00;
  --clr-green:       #10B981;
  --clr-yellow:      #F59E0B;
  --clr-red:         #EF4444;
  --clr-bg:          #F4F7FB;
  --clr-bg2:         #EDF2F9;
  --clr-white:       #FFFFFF;
  --clr-text:        #1A1A2E;
  --clr-text-2:      #4B5563;
  --clr-text-3:      #9CA3AF;
  --clr-border:      #E2E8F0;
  --clr-border-dk:   #CBD5E0;

  --font-head:  'Be Vietnam Pro', sans-serif;
  --font-body:  'Inter', sans-serif;

  --radius-xs:  4px;
  --radius-sm:  8px;
  --radius-md:  12px;
  --radius-lg:  16px;
  --radius-xl:  24px;
  --radius-full: 9999px;

  --shadow-xs:  0 1px 2px rgba(0,0,0,0.06);
  --shadow-sm:  0 2px 8px rgba(0,0,0,0.08);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.10);
  --shadow-lg:  0 8px 32px rgba(0,0,0,0.12);
  --shadow-xl:  0 16px 48px rgba(0,0,0,0.14);

  --transition: 0.22s cubic-bezier(0.4,0,0.2,1);

  --container:  1240px;
  --gutter:     20px;
  --header-h:   68px;
}

/* -------------------------------------------------------------------
   Reset & Base
   ------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; overflow-x: hidden; }
body {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.65;
  color: var(--clr-text);
  background: var(--clr-bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, video { max-width: 100%; height: auto; display: block; }
a { color: var(--clr-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--clr-primary-dk); }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; font-size: inherit; }
h1,h2,h3,h4,h5,h6 {
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.25;
  color: var(--clr-secondary);
}

/* -------------------------------------------------------------------
   Container
   ------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* -------------------------------------------------------------------
   Buttons
   ------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 14px;
  line-height: 1;
  transition: all var(--transition);
  white-space: nowrap;
  border: 2px solid transparent;
}
.btn--primary {
  background: var(--clr-primary);
  color: var(--clr-white);
  border-color: var(--clr-primary);
}
.btn--primary:hover {
  background: var(--clr-primary-dk);
  border-color: var(--clr-primary-dk);
  color: var(--clr-white);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0,85,212,0.35);
}
.btn--cta {
  background: var(--clr-cta);
  color: var(--clr-white);
  border-color: var(--clr-cta);
}
.btn--cta:hover {
  background: var(--clr-cta-hover);
  border-color: var(--clr-cta-hover);
  color: var(--clr-white);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(255,107,0,0.35);
}
.btn--outline {
  background: transparent;
  color: var(--clr-primary);
  border-color: var(--clr-primary);
}
.btn--outline:hover {
  background: var(--clr-primary);
  color: var(--clr-white);
}
.btn--ghost {
  background: rgba(255,255,255,0.15);
  color: var(--clr-white);
  border-color: rgba(255,255,255,0.4);
}
.btn--ghost:hover {
  background: var(--clr-white);
  color: var(--clr-primary);
  border-color: var(--clr-white);
}
.btn--outline-white {
  background: transparent;
  color: var(--clr-white);
  border-color: rgba(255,255,255,0.6);
}
.btn--outline-white:hover {
  background: var(--clr-white);
  color: var(--clr-primary);
}
.btn--sm  { padding: 8px 18px; font-size: 13px; }
.btn--lg  { padding: 15px 34px; font-size: 16px; }
.btn--xl  { padding: 18px 42px; font-size: 17px; }
.btn--block { width: 100%; justify-content: center; border-radius: var(--radius-md); }
.btn--icon { padding: 10px; border-radius: var(--radius-full); }

/* -------------------------------------------------------------------
   Badges
   ------------------------------------------------------------------- */
.badges { display: flex; flex-wrap: wrap; gap: 5px; position: absolute; top: 12px; left: 12px; z-index: 5; }
.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 700;
  font-family: var(--font-head);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  line-height: 1.4;
}
.badge--hot         { background: #EF4444; color: #fff; }
.badge--new         { background: var(--clr-green); color: #fff; }
.badge--sale        { background: var(--clr-cta); color: #fff; }
.badge--installment { background: var(--clr-accent); color: var(--clr-secondary); }

/* -------------------------------------------------------------------
   Tình trạng Labels
   ------------------------------------------------------------------- */
.tt-label {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 700;
}
/* Trong xe-card: hiển thị góc dưới-phải ảnh */
.xe-card__img-wrap .tt-label {
  position: absolute;
  bottom: 10px;
  right: 10px;
}
.tt-label--green  { background: rgba(16,185,129,0.12); color: var(--clr-green); border: 1px solid rgba(16,185,129,0.3); }
.tt-label--red    { background: rgba(239,68,68,0.12);  color: var(--clr-red);   border: 1px solid rgba(239,68,68,0.3); }
.tt-label--yellow { background: rgba(245,158,11,0.12); color: var(--clr-yellow); border: 1px solid rgba(245,158,11,0.3); }

/* -------------------------------------------------------------------
   Section Headings
   ------------------------------------------------------------------- */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.section-heading {
  font-size: clamp(22px, 4vw, 30px);
  font-weight: 800;
  color: var(--clr-secondary);
  position: relative;
}
.section-heading::after {
  content: '';
  display: block;
  width: 48px;
  height: 4px;
  background: linear-gradient(90deg, var(--clr-primary), var(--clr-accent));
  border-radius: var(--radius-full);
  margin-top: 8px;
}
.section-subheading {
  font-size: 15px;
  color: var(--clr-text-2);
  margin-top: 6px;
  font-weight: 400;
}
.section { padding: 60px 0; }
.section--gray { background: var(--clr-bg2); }
.section--dark { background: var(--clr-secondary); color: var(--clr-white); }
.section--dark .section-heading { color: var(--clr-white); }

/* -------------------------------------------------------------------
   HEADER
   ------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--clr-border);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
}
.site-header--scrolled { box-shadow: var(--shadow-md); }

/* Topbar */
.topbar {
  background: var(--clr-secondary);
  color: rgba(255,255,255,0.85);
  font-size: 12.5px;
  padding: 6px 0;
  display: none;
}
.topbar .container { display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.topbar a { color: rgba(255,255,255,0.85); }
.topbar a:hover { color: var(--clr-accent); }
.topbar-info { display: flex; gap: 20px; align-items: center; flex-wrap: wrap; }
.topbar-info li { display: flex; align-items: center; gap: 5px; }
@media (min-width: 992px) { .topbar { display: block; } }

/* Header main */
.header-main { padding: 0; }
.header-main .container {
  display: flex;
  align-items: center;
  gap: 16px;
  height: var(--header-h);
}
.site-logo { display: flex; align-items: center; flex-shrink: 0; }
.site-logo img { height: 44px; width: auto; }
.site-logo-text {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 20px;
  color: var(--clr-secondary);
  line-height: 1.1;
}
.site-logo-text span { color: var(--clr-primary); }
.site-logo-sub { font-size: 10px; font-weight: 400; color: var(--clr-text-2); display: block; }

/* Nav */
.primary-nav { display: none; flex: 1; min-width: 0; }
.primary-nav ul { display: flex; align-items: center; gap: 0; list-style: none; flex-wrap: nowrap; }
.primary-nav ul li a {
  display: block;
  padding: 6px 11px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--clr-text);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  font-family: var(--font-head);
  white-space: nowrap;
}
.primary-nav ul li a:hover,
.primary-nav ul li.current-menu-item > a,
.primary-nav ul li.current-menu-ancestor > a {
  color: var(--clr-primary);
  background: var(--clr-primary-lt);
}
@media (min-width: 992px) { .primary-nav { display: flex; } }

/* ── Khuyến mãi nav item – nổi bật ─────────────────────────── */
.primary-nav a[href*="khuyen-mai"] {
    background: linear-gradient(135deg, #FF6B00 0%, #e03500 100%);
    color: #fff !important;
    font-weight: 800;
    padding: 7px 15px;
    border-radius: 999px;
    position: relative;
    animation: km-nav-glow 2.8s ease-in-out infinite;
    box-shadow: 0 2px 10px rgba(255,107,0,.35);
}
.primary-nav a[href*="khuyen-mai"]:hover {
    background: linear-gradient(135deg, #ff8c2a 0%, #FF6B00 100%);
    color: #fff !important;
    transform: scale(1.06);
    box-shadow: 0 4px 18px rgba(255,107,0,.55);
}
/* Override trạng thái active */
.primary-nav li.current-menu-item > a[href*="khuyen-mai"],
.primary-nav li.current-menu-ancestor > a[href*="khuyen-mai"] {
    background: linear-gradient(135deg, #FF6B00 0%, #e03500 100%) !important;
    color: #fff !important;
}
/* Badge HOT */
.primary-nav a[href*="khuyen-mai"]::after {
    content: 'HOT';
    position: absolute;
    top: -8px; right: -6px;
    background: #ff0030;
    color: #fff;
    font-size: 8px; font-weight: 900; letter-spacing: .06em;
    padding: 2px 5px; border-radius: 999px; line-height: 1.4;
    border: 1.5px solid #fff;
    animation: km-badge-pop 1.6s ease-in-out infinite;
    white-space: nowrap;
}
@keyframes km-nav-glow {
    0%, 100% { box-shadow: 0 2px 10px rgba(255,107,0,.35); }
    50%       { box-shadow: 0 2px 20px rgba(255,107,0,.65); }
}
@keyframes km-badge-pop {
    0%, 100% { transform: scale(1) rotate(-6deg); }
    50%       { transform: scale(1.2) rotate(-6deg); }
}

/* Mobile drawer – Khuyến mãi */
.mobile-drawer a[href*="khuyen-mai"] {
    color: #FF6B00 !important;
    font-weight: 800;
}
.mobile-drawer a[href*="khuyen-mai"]::before {
    content: '🔥 ';
}

/* Header actions */
.header-actions { display: flex; align-items: center; gap: 10px; margin-left: auto; }
.header-cta-btn { display: none; }
@media (min-width: 1100px) { .header-cta-btn { display: inline-flex; } }
.header-hotline {
  display: none;
  flex-direction: column;
  text-align: right;
}
.header-hotline__label { font-size: 11px; color: var(--clr-text-2); }
.header-hotline__number {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 16px;
  color: var(--clr-primary);
  display: flex;
  align-items: center;
  gap: 4px;
}
.header-hotline__number svg { color: var(--clr-green); }
@media (min-width: 768px) { .header-hotline { display: flex; } }

.btn-search-toggle {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  color: var(--clr-text);
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  transition: all var(--transition);
}
.btn-search-toggle:hover { background: var(--clr-primary-lt); color: var(--clr-primary); }

.btn-mobile-menu {
  display: flex;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--clr-text);
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
}
@media (min-width: 992px) { .btn-mobile-menu { display: none; } }

/* Search overlay */
.search-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(13,27,64,0.85);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: flex-start;
  padding-top: 80px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
}
.search-overlay.is-open { opacity: 1; visibility: visible; }
.search-overlay__inner { width: 100%; max-width: 640px; margin-inline: auto; padding-inline: 20px; }
.search-overlay form { position: relative; }
.search-overlay input {
  width: 100%;
  padding: 18px 56px 18px 24px;
  border-radius: var(--radius-xl);
  border: none;
  background: var(--clr-white);
  font-size: 18px;
  outline: none;
  box-shadow: var(--shadow-xl);
}
.search-overlay__submit {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--clr-primary);
  color: var(--clr-white);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
}
.search-overlay__close {
  display: block;
  margin: 20px auto 0;
  color: rgba(255,255,255,0.7);
  font-size: 14px;
}
.search-overlay__close:hover { color: var(--clr-white); }

/* Mobile Drawer */
.mobile-drawer {
  display: none;
  position: fixed;
  top: 0;
  right: 0;
  width: min(320px, 85vw);
  height: 100dvh;
  background: var(--clr-white);
  z-index: 3000;
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.4,0,0.2,1);
  flex-direction: column;
  box-shadow: var(--shadow-xl);
}
.mobile-drawer.is-open {
  display: flex;
  transform: translateX(0);
}
.mobile-drawer__overlay {
  position: fixed;
  inset: 0;
  background: rgba(13,27,64,0.6);
  z-index: 2999;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
}
.mobile-drawer__overlay.is-open { opacity: 1; visibility: visible; }
.mobile-drawer__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--clr-border);
}
.mobile-drawer__body { flex: 1; overflow-y: auto; padding: 16px 0; }
.mobile-drawer nav ul { list-style: none; }
.mobile-drawer nav ul li a {
  display: block;
  padding: 12px 24px;
  font-weight: 600;
  color: var(--clr-text);
  font-family: var(--font-head);
  border-bottom: 1px solid var(--clr-border);
  transition: all var(--transition);
}
.mobile-drawer nav ul li a:hover { color: var(--clr-primary); background: var(--clr-primary-lt); }
.mobile-drawer__footer {
  padding: 20px;
  border-top: 1px solid var(--clr-border);
  background: var(--clr-bg);
}
.mobile-drawer__hotline {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 18px;
  color: var(--clr-primary);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

/* -------------------------------------------------------------------
   HERO SECTION
   ------------------------------------------------------------------- */
.hero {
  background: linear-gradient(135deg, var(--clr-secondary) 0%, #162052 50%, #0D1B40 100%);
  color: var(--clr-white);
  padding: 64px 0 80px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(0,207,255,0.12) 0%, transparent 60%),
              radial-gradient(ellipse at 20% 80%, rgba(0,85,212,0.20) 0%, transparent 50%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 80px;
  background: linear-gradient(to bottom right, transparent 49%, var(--clr-bg) 51%);
}
.hero .container { position: relative; z-index: 1; }
.hero__grid {
  display: grid;
  gap: 40px;
  align-items: center;
}
@media (min-width: 768px) {
  .hero__grid { grid-template-columns: 1fr 1fr; }
}
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,207,255,0.15);
  border: 1px solid rgba(0,207,255,0.4);
  color: var(--clr-accent);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 18px;
}
.hero__title {
  font-size: clamp(28px, 5vw, 48px);
  font-weight: 800;
  color: var(--clr-white);
  line-height: 1.2;
  margin-bottom: 16px;
}
.hero__title span { color: var(--clr-accent); }
.hero__desc {
  font-size: 16px;
  color: rgba(255,255,255,0.80);
  margin-bottom: 28px;
  max-width: 480px;
}
.hero__ctas { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 36px; }
.hero__trust {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}
.hero__trust-item {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  color: rgba(255,255,255,0.75);
}
.hero__trust-item svg { color: var(--clr-accent); flex-shrink: 0; }
.hero__visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero__img-wrap {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.12);
  width: 100%;
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero__img-wrap img { width: 100%; height: 100%; object-fit: cover; }
.hero__stats {
  position: absolute;
  bottom: -20px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  padding: 16px 24px;
  box-shadow: var(--shadow-lg);
  display: flex;
  gap: 24px;
  white-space: nowrap;
}
.hero__stat { text-align: center; }
.hero__stat-num {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 22px;
  color: var(--clr-primary);
  display: block;
}
.hero__stat-label { font-size: 12px; color: var(--clr-text-2); }

/* -------------------------------------------------------------------
   FILTER SECTION
   ------------------------------------------------------------------- */
.filter-section {
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-md);
  margin-top: 40px;
  margin-bottom: -20px;
  position: relative;
  z-index: 10;
}
.filter-section__title {
  font-size: 18px;
  font-weight: 800;
  color: var(--clr-secondary);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.filter-section__title svg { color: var(--clr-primary); }
.filter-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
@media (min-width: 768px) { .filter-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1024px) { .filter-grid { grid-template-columns: repeat(6, 1fr); } }
.filter-select {
  width: 100%;
  padding: 10px 36px 10px 14px;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  background: var(--clr-bg) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%234B5563' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") no-repeat right 10px center;
  -webkit-appearance: none;
  appearance: none;
  font-size: 13px;
  color: var(--clr-text);
  font-family: var(--font-body);
  cursor: pointer;
  transition: border-color var(--transition);
}
.filter-select:focus {
  outline: none;
  border-color: var(--clr-primary);
  background-color: var(--clr-white);
}
.filter-actions { display: flex; gap: 10px; margin-top: 16px; flex-wrap: wrap; }
.filter-count { font-size: 13px; color: var(--clr-text-2); align-self: center; margin-left: auto; }

/* Filter sidebar (archive) */
.filter-sidebar {
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: calc(var(--header-h) + 20px);
}
.filter-sidebar__title {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--clr-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.filter-group { margin-bottom: 20px; }
.filter-group__label {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--clr-text-2);
  margin-bottom: 10px;
}
.filter-group select,
.filter-group input {
  width: 100%;
  padding: 9px 32px 9px 12px;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  font-size: 13px;
  color: var(--clr-text);
}
.filter-group select {
  background: var(--clr-bg) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%234B5563' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") no-repeat right 8px center;
  -webkit-appearance: none;
  appearance: none;
  cursor: pointer;
}
.filter-group input {
  background: var(--clr-bg);
}
.filter-group select:focus,
.filter-group input:focus { outline: none; border-color: var(--clr-primary); background-color: var(--clr-white); }
.filter-price-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.filter-group__hint {
  margin-top: 6px;
  color: var(--clr-text-3);
  font-size: 12px;
  line-height: 1.4;
}

/* -------------------------------------------------------------------
   XE CARD
   ------------------------------------------------------------------- */
.xe-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
@media (min-width: 640px) { .xe-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; } }
@media (min-width: 900px) { .xe-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1200px) { .xe-grid { grid-template-columns: repeat(4, 1fr); } }

.xe-card {
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: all var(--transition);
  border: 1.5px solid var(--clr-border);
  display: flex;
  flex-direction: column;
}
.xe-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--clr-primary);
  transform: translateY(-4px);
}
.xe-card__img-wrap {
  display: block;
  position: relative;
  overflow: hidden;
  aspect-ratio: 3/2;
  background: var(--clr-bg);
}
.xe-card__img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.xe-card:hover .xe-card__img-wrap img { transform: scale(1.05); }
.xe-card__no-img {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: #94A3B8;
  background: linear-gradient(135deg, #EEF2FF 0%, #E0E7FF 100%);
}
.xe-card__no-img svg { width: 48px; height: 48px; opacity: 0.45; }
.xe-card__no-img::after {
  content: "Chưa có ảnh";
  font-size: 11px;
  color: #94A3B8;
  font-family: var(--font-body);
}
.xe-card__body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.xe-card__title {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 8px;
  overflow: hidden;
}
.xe-card__title a {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  color: var(--clr-text);
}
.xe-card__title a:hover { color: var(--clr-primary); }
.xe-card__price-wrap { display: flex; align-items: baseline; gap: 8px; margin-bottom: 10px; flex-wrap: wrap; }
.xe-card__price {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 800;
  color: var(--clr-cta);
}
.xe-card__price-old {
  font-size: 13px;
  color: var(--clr-text-3);
  text-decoration: line-through;
}
.xe-card__specs {
  list-style: none;
  font-size: 12px;
  color: var(--clr-text-2);
  margin-bottom: 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.xe-card__specs li { display: flex; align-items: center; gap: 5px; }
.spec-icon { width: 16px; text-align: center; flex-shrink: 0; }
.xe-card__actions {
  display: flex;
  gap: 8px;
  margin-top: auto;
}
.xe-card__actions .btn { flex: 1; justify-content: center; font-size: 12.5px; padding: 8px 12px; }

/* Category Cards */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
@media (min-width: 640px) { .cat-grid { grid-template-columns: repeat(3, 1fr); gap: 16px; } }
@media (min-width: 992px) { .cat-grid { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 1200px) { .cat-grid { grid-template-columns: repeat(7, 1fr); } }

.cat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 20px 12px;
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--clr-border);
  transition: all var(--transition);
  gap: 10px;
}
.cat-card:hover {
  border-color: var(--clr-primary);
  background: var(--clr-primary-lt);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.cat-card:hover .cat-card__label { color: var(--clr-primary); }
.cat-card__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--clr-primary-lt);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  transition: background var(--transition);
}
.cat-card:hover .cat-card__icon { background: var(--clr-primary); color: var(--clr-white); }
.cat-card__label {
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 700;
  color: var(--clr-text);
  transition: color var(--transition);
}
.cat-card__count { font-size: 11px; color: var(--clr-text-3); }

/* -------------------------------------------------------------------
   WHY CHOOSE US
   ------------------------------------------------------------------- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
@media (min-width: 768px) { .why-grid { grid-template-columns: repeat(3, 1fr); } }
.why-item {
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  border: 1.5px solid var(--clr-border);
  border-top: 3px solid var(--clr-primary);
  transition: all var(--transition);
  box-shadow: 0 2px 12px rgba(0,0,0,.04);
}
.why-item:hover {
  border-top-color: var(--clr-cta);
  box-shadow: 0 8px 28px rgba(0,85,212,.12);
  transform: translateY(-3px);
}
.why-item__icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--clr-primary-lt) 0%, #dbeafe 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-primary);
  margin-bottom: 18px;
  font-size: 26px;
}
.why-item__icon svg { width: 28px; height: 28px; }
.why-item__title { font-size: 16px; font-weight: 700; margin-bottom: 8px; color: var(--clr-secondary); }
.why-item__desc { font-size: 13px; color: var(--clr-text-2); line-height: 1.6; }

/* -------------------------------------------------------------------
   TU VAN FORM
   ------------------------------------------------------------------- */
.form-tuvan {
  background: var(--clr-white);
  border-radius: var(--radius-xl);
  padding: 36px;
  box-shadow: var(--shadow-md);
  border: 1.5px solid var(--clr-border);
}
.form-tuvan__title {
  font-size: 22px;
  font-weight: 800;
  color: var(--clr-secondary);
  margin-bottom: 6px;
}
.form-tuvan__desc { font-size: 14px; color: var(--clr-text-2); margin-bottom: 24px; }
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--clr-text);
}
.form-control {
  width: 100%;
  padding: 11px 14px;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  font-size: 14px;
  color: var(--clr-text);
  background: var(--clr-bg);
  transition: border-color var(--transition);
}
.form-control:focus {
  outline: none;
  border-color: var(--clr-primary);
  background: var(--clr-white);
  box-shadow: 0 0 0 3px rgba(0,85,212,0.1);
}
.form-row { display: grid; gap: 16px; }
@media (min-width: 640px) { .form-row { grid-template-columns: 1fr 1fr; } }
.form-msg { font-size: 13px; margin-top: 12px; padding: 10px 14px; border-radius: var(--radius-sm); display: none; }
.form-msg--success { background: rgba(16,185,129,0.1); color: var(--clr-green); border: 1px solid rgba(16,185,129,0.3); display: block; }
.form-msg--error   { background: rgba(239,68,68,0.1); color: var(--clr-red); border: 1px solid rgba(239,68,68,0.3); display: block; }

/* -------------------------------------------------------------------
   CTA BANNER
   ------------------------------------------------------------------- */
.cta-banner {
  background: linear-gradient(135deg, var(--clr-primary) 0%, #0D1B40 100%);
  border-radius: var(--radius-xl);
  padding: 48px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(0,207,255,0.12) 0%, transparent 70%);
}
.cta-banner > * { position: relative; z-index: 1; }
.cta-banner__title { font-size: clamp(22px, 4vw, 32px); font-weight: 800; color: var(--clr-white); margin-bottom: 12px; }
.cta-banner__desc { font-size: 16px; color: rgba(255,255,255,0.80); margin-bottom: 28px; max-width: 600px; margin-inline: auto; }
.cta-banner__actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* -------------------------------------------------------------------
   KHUYẾN MÃI CARDS
   ------------------------------------------------------------------- */
.km-grid {
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  gap: 20px;
}
@media (min-width: 640px) { .km-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 992px) { .km-grid { grid-template-columns: repeat(3, 1fr); } }
.km-card {
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1.5px solid var(--clr-border);
  transition: all var(--transition);
}
.km-card:hover { box-shadow: var(--shadow-md); border-color: var(--clr-cta); transform: translateY(-2px); }
.km-card__img { aspect-ratio: 16/9; background: linear-gradient(135deg, var(--clr-primary) 0%, var(--clr-cta) 100%); position: relative; overflow: hidden; }
.km-card__img img { width: 100%; height: 100%; object-fit: cover; }
.km-card__tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--clr-cta);
  color: var(--clr-white);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
}
.km-card__body { padding: 20px; }
.km-card__title { font-size: 15px; font-weight: 700; margin-bottom: 8px; color: var(--clr-text); }
.km-card__excerpt { font-size: 13px; color: var(--clr-text-2); line-height: 1.5; }

/* -------------------------------------------------------------------
   BLOG / TIN TỨC
   ------------------------------------------------------------------- */

/* Homepage: list layout */
.post-list { display: flex; flex-direction: column; }
.post-list-item {
  display: flex; gap: 16px; align-items: flex-start;
  padding: 18px 0;
  border-bottom: 1px solid var(--clr-border);
}
.post-list-item:first-child { padding-top: 0; }
.post-list-item:last-child { border-bottom: none; padding-bottom: 0; }
.post-list-item__img {
  width: 100px; height: 80px; flex-shrink: 0;
  border-radius: var(--radius-md); overflow: hidden;
  background: var(--clr-bg); display: block;
}
.post-list-item__img img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s; }
.post-list-item:hover .post-list-item__img img { transform: scale(1.06); }
.post-list-item__placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg,#e8f0fe,#dbeafe);
  color: var(--clr-primary); opacity: .65;
}
.post-list-item__body { flex: 1; min-width: 0; }
.post-list-item__title {
  font-size: 14px; font-weight: 700; margin: 4px 0 8px; line-height: 1.4;
}
.post-list-item__title a {
  color: var(--clr-text);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.post-list-item__title a:hover { color: var(--clr-primary); }
.post-list-item__footer { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.post-list-item__date { font-size: 11px; color: var(--clr-text-3); }

.post-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
@media (min-width: 640px) { .post-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 992px) { .post-grid { grid-template-columns: repeat(3, 1fr); } }
.post-card {
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  overflow: hidden;
  border: 1.5px solid var(--clr-border);
  transition: all var(--transition);
}
.post-card:hover { box-shadow: var(--shadow-md); border-color: var(--clr-primary); transform: translateY(-2px); }
.post-card__img {
  display: block;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: linear-gradient(180deg, #f8fbff 0%, #eef5fb 100%);
}
.post-card__img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  transition: transform 0.4s;
}
.post-card:hover .post-card__img img { transform: scale(1.04); }
.post-card__placeholder {
  width: 100%; height: 100%;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px;
  background: linear-gradient(135deg, #e8f0fe 0%, #dbeafe 100%);
  color: var(--clr-primary); opacity: .6; font-size: 12px; font-weight: 600;
}
.post-card__body { padding: 18px; display: flex; flex-direction: column; flex: 1; }
.post-card__meta { display: flex; align-items: center; gap: 8px; flex-wrap: nowrap; margin-bottom: 10px; }
.post-card__meta > span { font-size: 11px; color: var(--clr-text-3); white-space: nowrap; }
.post-card__cat {
  display: inline-block;
  font-size: 11px;
  white-space: nowrap;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--clr-primary);
  background: var(--clr-primary-lt);
  padding: 3px 10px;
  border-radius: var(--radius-full);
  margin-bottom: 10px;
}
.post-card__title { font-size: 15px; font-weight: 700; margin-bottom: 8px; }
.post-card__title a { color: var(--clr-text); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.post-card__title a:hover { color: var(--clr-primary); }
.post-card__excerpt { font-size: 13px; color: var(--clr-text-2); line-height: 1.55; margin-bottom: 14px; flex: 1; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.post-card__more { font-size: 13px; font-weight: 600; color: var(--clr-primary); display: inline-flex; align-items: center; gap: 4px; margin-top: auto; }

/* -------------------------------------------------------------------
   BREADCRUMB
   ------------------------------------------------------------------- */
.breadcrumb { margin-bottom: 24px; }
.breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  color: var(--clr-text-2);
  list-style: none;
}
.breadcrumb__item a { color: var(--clr-text-2); }
.breadcrumb__item a:hover { color: var(--clr-primary); }
.breadcrumb__item:last-child { color: var(--clr-text); font-weight: 500; }
.breadcrumb__sep { color: var(--clr-text-3); }

/* -------------------------------------------------------------------
   PAGINATION
   ------------------------------------------------------------------- */
.pagination { margin-top: 40px; }
.pagination__list {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  list-style: none;
}
.pagination__item a,
.pagination__item span {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 12px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 14px;
  border: 1.5px solid var(--clr-border);
  color: var(--clr-text);
  background: var(--clr-white);
  transition: all var(--transition);
}
.pagination__item a:hover { border-color: var(--clr-primary); color: var(--clr-primary); }
.pagination__item--active span {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  color: var(--clr-white);
}

/* -------------------------------------------------------------------
   SINGLE XE ĐIỆN
   ------------------------------------------------------------------- */
.single-xe { padding: 40px 0 60px; }
.single-xe__grid {
  display: grid;
  gap: 32px;
}
@media (min-width: 768px) {
  .single-xe__grid { grid-template-columns: 1fr 380px; }
}
.xe-gallery { border-radius: var(--radius-xl); overflow: hidden; }
.xe-gallery__main { aspect-ratio: 4/3; overflow: hidden; background: var(--clr-bg); border-radius: var(--radius-xl); margin-bottom: 12px; }
.xe-gallery__main img { width: 100%; height: 100%; object-fit: cover; cursor: zoom-in; }
.xe-gallery__thumbs { display: flex; gap: 8px; overflow-x: auto; scrollbar-width: none; }
.xe-gallery__thumbs::-webkit-scrollbar { display: none; }
.xe-gallery__thumb {
  flex-shrink: 0;
  width: 72px;
  height: 54px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  cursor: pointer;
  border: 2px solid transparent;
  transition: border-color var(--transition);
}
.xe-gallery__thumb.active,
.xe-gallery__thumb:hover { border-color: var(--clr-primary); }
.xe-gallery__thumb img { width: 100%; height: 100%; object-fit: cover; }

.xe-info { display: flex; flex-direction: column; gap: 0; }
.xe-info__price-box {
  background: var(--clr-bg);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 20px;
  border: 1.5px solid var(--clr-border);
}
.xe-info__price {
  font-family: var(--font-head);
  font-size: 30px;
  font-weight: 800;
  color: var(--clr-cta);
}
.xe-info__price-old { font-size: 16px; color: var(--clr-text-3); text-decoration: line-through; margin-left: 10px; }
.xe-info__ctas { display: flex; flex-direction: column; gap: 10px; margin-bottom: 24px; }
.xe-info__ctas .btn { width: 100%; justify-content: center; border-radius: var(--radius-md); }

/* Specs table */
.specs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.specs-table tr { border-bottom: 1px solid var(--clr-border); }
.specs-table tr:last-child { border-bottom: none; }
.specs-table td { padding: 10px 14px; }
.specs-table td:first-child {
  width: 44%;
  font-weight: 600;
  color: var(--clr-text-2);
  background: var(--clr-bg);
}
.specs-table td:last-child { color: var(--clr-text); }

/* Policy box */
.policy-box {
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  padding: 20px;
  border: 1.5px solid var(--clr-border);
  margin-top: 24px;
}
.policy-box h3 { font-size: 16px; font-weight: 700; margin-bottom: 14px; display: flex; align-items: center; gap: 8px; }
.policy-box ul { list-style: none; }
.policy-box ul li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid var(--clr-border);
  font-size: 13px;
  color: var(--clr-text);
}
.policy-box ul li:last-child { border-bottom: none; }
.policy-box ul li .icon-check { color: var(--clr-green); flex-shrink: 0; margin-top: 2px; }

/* Related products */
.related-section { margin-top: 60px; }
.related-title { font-size: 22px; font-weight: 800; margin-bottom: 24px; }

/* -------------------------------------------------------------------
   ARCHIVE / TAXONOMY
   ------------------------------------------------------------------- */
.archive-layout {
  display: grid;
  gap: 28px;
  padding: 40px 0 60px;
}
@media (min-width: 768px) {
  .archive-layout { grid-template-columns: 260px 1fr; }
  .archive-sidebar { order: -1; }
}
.archive-main {}
.archive-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.archive-count { font-size: 14px; color: var(--clr-text-2); }
.sort-select {
  padding: 8px 32px 8px 12px;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  font-size: 13px;
  background: var(--clr-white) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%234B5563' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") no-repeat right 8px center;
  -webkit-appearance: none;
  cursor: pointer;
}
.active-filters {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin: -8px 0 22px;
  color: var(--clr-text-2);
  font-size: 13px;
}
.active-filter-chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--clr-primary-lt);
  color: var(--clr-primary);
  font-weight: 600;
}
.archive-seo-content {
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin-top: 40px;
  border: 1.5px solid var(--clr-border);
}
.archive-seo-content h2 { font-size: 18px; margin-bottom: 12px; }
.archive-seo-content p { font-size: 14px; color: var(--clr-text-2); line-height: 1.7; }

/* -------------------------------------------------------------------
   PAGE TEMPLATES
   ------------------------------------------------------------------- */
.page-hero {
  background: linear-gradient(135deg, var(--clr-secondary), #162052);
  padding: 48px 0;
  color: var(--clr-white);
  margin-bottom: 48px;
}
.page-hero__title { font-size: clamp(26px, 4vw, 40px); color: var(--clr-white); margin-bottom: 10px; }
.page-hero__desc { color: rgba(255,255,255,0.75); font-size: 15px; }

/* Contact */
.contact-grid {
  display: grid;
  gap: 32px;
}
@media (min-width: 768px) { .contact-grid { grid-template-columns: 1fr 1fr; } }
.contact-info { display: flex; flex-direction: column; gap: 20px; }
.contact-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.contact-item__icon {
  width: 44px;
  height: 44px;
  background: var(--clr-primary-lt);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-primary);
  flex-shrink: 0;
}
.contact-item__label { font-size: 12px; color: var(--clr-text-2); margin-bottom: 2px; }
.contact-item__value { font-weight: 700; color: var(--clr-text); font-size: 15px; }
.map-embed { border-radius: var(--radius-lg); overflow: hidden; height: 360px; border: 1.5px solid var(--clr-border); }
.map-embed iframe { width: 100%; height: 100%; border: none; }

/* -------------------------------------------------------------------
   FOOTER
   ------------------------------------------------------------------- */

/* Main footer */
.site-footer {
  background: #0b0f1a;
  color: rgba(255,255,255,.5);
  position: relative;
  overflow: hidden;
}
/* Subtle glow blob */
.site-footer::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 5% 50%, rgba(0,85,212,.08) 0%, transparent 65%),
    radial-gradient(ellipse 40% 60% at 95% 20%, rgba(0,212,180,.04) 0%, transparent 60%);
  pointer-events: none;
}
/* Gradient top border */
.site-footer::after {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--clr-primary) 0%, var(--clr-accent) 50%, var(--clr-primary) 100%);
}

.footer-body { padding: 56px 0 48px; position: relative; }
.footer-grid {
  display: grid; gap: 48px; align-items: start;
}
@media (min-width: 600px) { .footer-grid { grid-template-columns: repeat(2,1fr); } }
@media (min-width: 1024px) { .footer-grid { grid-template-columns: 2fr 1.8fr 1.4fr; } }

/* Two-column link group inside single grid cell */
.footer-links-group {
  display: grid; grid-template-columns: 1fr 1fr; gap: 32px;
}

/* Brand col */
.footer-col--brand .site-logo-text { color: #fff; font-size: 22px; }
.footer-col--brand .site-logo-text span { color: var(--clr-accent); }
.footer-brand__desc {
  font-size: 13.5px; line-height: 1.8; margin-top: 14px;
  color: rgba(255,255,255,.45); max-width: 300px;
}

/* Hotline card */
.footer-hotline {
  display: flex; align-items: center; gap: 14px;
  margin-top: 24px; padding: 14px 18px;
  background: linear-gradient(135deg, rgba(0,85,212,.18) 0%, rgba(0,85,212,.07) 100%);
  border: 1px solid rgba(0,85,212,.4);
  border-radius: 14px;
  color: #fff;
  transition: all .25s;
  max-width: 290px;
  text-decoration: none;
}
.footer-hotline:hover {
  background: linear-gradient(135deg, rgba(0,85,212,.28) 0%, rgba(0,85,212,.14) 100%);
  border-color: rgba(0,85,212,.65);
  transform: translateY(-2px);
  color: #fff;
  box-shadow: 0 8px 24px rgba(0,85,212,.2);
}
.footer-hotline__icon {
  width: 40px; height: 40px; flex-shrink: 0;
  border-radius: 10px;
  background: rgba(0,85,212,.25);
  display: flex; align-items: center; justify-content: center;
  color: var(--clr-accent);
}
.footer-hotline__text { display: flex; flex-direction: column; gap: 1px; }
.footer-hotline__label {
  font-size: 10.5px; text-transform: uppercase;
  letter-spacing: .07em; color: var(--clr-accent);
  font-weight: 600;
}
.footer-hotline__num {
  font-size: 19px; font-weight: 800;
  font-family: var(--font-head); letter-spacing: -.3px;
  color: #fff;
}

/* Heading */
.footer-col__heading {
  font-size: 11px; font-weight: 700; color: rgba(255,255,255,.9);
  margin-bottom: 20px;
  letter-spacing: .12em; text-transform: uppercase;
  display: flex; align-items: center; gap: 8px;
}
.footer-col__heading::before {
  content: '';
  display: inline-block;
  width: 16px; height: 2px;
  background: linear-gradient(90deg, var(--clr-primary), var(--clr-accent));
  border-radius: 2px; flex-shrink: 0;
}

/* Nav links */
.footer-nav { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-nav a {
  font-size: 13.5px; color: rgba(255,255,255,.45);
  transition: color .2s, gap .2s;
  display: flex; align-items: center; gap: 0;
}
.footer-nav a::before {
  content: '\203A';
  opacity: 0; margin-right: 0;
  color: var(--clr-accent);
  transition: opacity .2s, margin-right .2s;
  font-size: 16px; line-height: 1;
}
.footer-nav a:hover { color: #fff; }
.footer-nav a:hover::before { opacity: 1; margin-right: 6px; }

/* Contact col card */
.footer-col--contact {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 16px;
  padding: 24px 22px;
}

/* Info list */
.footer-info { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.footer-info li {
  display: flex; align-items: flex-start; gap: 11px;
  font-size: 13.5px; color: rgba(255,255,255,.5);
  line-height: 1.55;
}
.footer-info svg { color: var(--clr-accent); flex-shrink: 0; margin-top: 2px; }
.footer-info a { color: rgba(255,255,255,.5); transition: color .2s; }
.footer-info a:hover { color: #fff; }

/* Socials */
.footer-socials { display: flex; gap: 8px; margin-top: 24px; }
.fsoc {
  width: 34px; height: 34px; border-radius: 8px;
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.1);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.5); transition: all .2s;
}
.fsoc:hover { transform: translateY(-2px); color: #fff; border-color: transparent; }
.fsoc--fb:hover   { background: #1877f2; }
.fsoc--zalo:hover { background: #0068ff; }
.fsoc--yt:hover   { background: #ff0000; }
.fsoc--tt:hover   { background: #010101; }

/* Bottom bar */
.footer-bar {
  border-top: 1px solid rgba(255,255,255,.06);
  background: rgba(0,0,0,.3);
  padding: 16px 0;
  position: relative;
}
.footer-bar__inner {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 10px;
}
.footer-bar__copy {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.footer-bar p { font-size: 12.5px; color: rgba(255,255,255,.28); }
.footer-bar p strong { color: rgba(255,255,255,.5); font-weight: 600; }
.footer-bar .footer-bar__demo-note {
  color: rgba(255,255,255,.72);
  font-size: 13px;
  font-weight: 600;
}
.footer-bar__links { display: flex; gap: 20px; }
.footer-bar__links a {
  font-size: 12.5px; color: rgba(255,255,255,.28);
  transition: color .2s;
}
.footer-bar__links a:hover { color: rgba(255,255,255,.7); }

/* Floating hotline button */
.float-hotline {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 900;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
}
.float-hotline__btn {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: var(--clr-green);
  color: var(--clr-white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(16,185,129,0.5);
  animation: pulse-ring 2s ease-out infinite;
  transition: transform var(--transition);
}
.float-hotline__btn:hover { transform: scale(1.08); color: var(--clr-white); }
@keyframes pulse-ring {
  0%   { box-shadow: 0 0 0 0 rgba(16,185,129,0.5); }
  70%  { box-shadow: 0 0 0 14px rgba(16,185,129,0); }
  100% { box-shadow: 0 0 0 0 rgba(16,185,129,0); }
}
.float-zalo__btn {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-full);
  background: #0068FF;
  color: var(--clr-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 900;
  box-shadow: 0 4px 16px rgba(0,104,255,0.45);
  transition: transform var(--transition);
}
.float-zalo__btn:hover { transform: scale(1.08); color: var(--clr-white); }

/* -------------------------------------------------------------------
   UTILITY CLASSES
   ------------------------------------------------------------------- */
.text-primary { color: var(--clr-primary); }
.text-accent  { color: var(--clr-accent); }
.text-cta     { color: var(--clr-cta); }
.text-white   { color: var(--clr-white); }
.text-muted   { color: var(--clr-text-2); }
.text-center  { text-align: center; }
.mt-auto      { margin-top: auto; }
.mb-0         { margin-bottom: 0 !important; }
.mb-4         { margin-bottom: 16px; }
.mb-8         { margin-bottom: 32px; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

/* Skeleton loading */
.skeleton {
  animation: skeleton-load 1.4s ease-in-out infinite;
  background: linear-gradient(90deg, var(--clr-bg) 25%, var(--clr-bg2) 50%, var(--clr-bg) 75%);
  background-size: 200% 100%;
  border-radius: var(--radius-sm);
}
@keyframes skeleton-load {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Page content (wp editor content) */
.entry-content {
  font-size: 15px;
  line-height: 1.75;
  color: var(--clr-text);
  max-width: 768px;
}
.entry-content h2 { font-size: 22px; margin-top: 32px; margin-bottom: 14px; }
.entry-content h3 { font-size: 18px; margin-top: 24px; margin-bottom: 10px; }
.entry-content p  { margin-bottom: 16px; }
.entry-content ul, .entry-content ol { margin-left: 20px; margin-bottom: 16px; }
.entry-content li { margin-bottom: 6px; }
.entry-content ul { list-style: disc; }
.entry-content ol { list-style: decimal; }
.entry-content table { width: 100%; border-collapse: collapse; margin-bottom: 20px; }
.entry-content table th, .entry-content table td { padding: 10px 14px; border: 1px solid var(--clr-border); font-size: 14px; }
.entry-content table th { background: var(--clr-bg2); font-weight: 700; }

/* 404 */
.page-404 { text-align: center; padding: 100px 20px; }
.page-404 h1 { font-size: 100px; font-weight: 900; color: var(--clr-primary); line-height: 1; }
.page-404 h2 { font-size: 28px; margin: 12px 0; }
.page-404 p  { color: var(--clr-text-2); margin-bottom: 28px; }

/* -------------------------------------------------------------------
   RESPONSIVE ADJUSTMENTS
   ------------------------------------------------------------------- */
@media (max-width: 639px) {
  .hero { padding: 40px 0 60px; }
  .hero__title { font-size: 26px; }
  .section { padding: 40px 0; }
  .filter-section { padding: 20px; }
  .form-tuvan { padding: 24px 20px; }
  .cta-banner { padding: 32px 20px; }
  .xe-card__actions { flex-direction: column; }
  .xe-card__actions .btn { flex: unset; width: 100%; }
  .hero__stats { padding: 12px 16px; gap: 16px; }
  .hero__stat-num { font-size: 18px; }
}

@media (max-width: 767px) {
  .archive-layout { grid-template-columns: 1fr; }
  .filter-sidebar { position: static; }
  .single-xe__grid { grid-template-columns: 1fr; }
}

/* WordPress already offsets the page when the admin bar is visible. */
.admin-bar .site-header { top: 0; }

/* -------------------------------------------------------------------
   PHỤ KIỆN – ARCHIVE + SINGLE
   ------------------------------------------------------------------- */
.pk-filterbar { background: var(--clr-white); border: 1.5px solid var(--clr-border); border-radius: var(--radius-lg); padding: 16px 20px; margin-bottom: 24px; }
.pk-filterbar__form {}
.pk-filterbar__inner { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.pk-filterbar__field { flex: 1; min-width: 140px; }
.pk-filterbar__field--search { min-width: 200px; flex: 2; }

.pk-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px;
}
@media (min-width: 768px) { .pk-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1024px) { .pk-grid { grid-template-columns: repeat(4, 1fr); } }
.pk-grid--4 { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }

.pk-card {
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--clr-border);
  overflow: hidden;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}
.pk-card:hover { box-shadow: var(--shadow-md); border-color: var(--clr-primary); transform: translateY(-2px); }
.pk-card__img-wrap {
  position: relative;
  aspect-ratio: 4/3;
  background: var(--clr-bg);
  overflow: hidden;
  display: block;
}
.pk-card__img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
.pk-card:hover .pk-card__img-wrap img { transform: scale(1.05); }
.pk-card__no-img {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: linear-gradient(135deg, #F0FDF4 0%, #DCFCE7 100%);
  color: #86EFAC;
}
.pk-card__no-img svg { width: 40px; height: 40px; opacity: 0.5; }
.pk-card__overlay-badge {
  position: absolute;
  top: 0; left: 0; right: 0;
  background: rgba(0,0,0,0.55);
  color: #fff;
  text-align: center;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 0;
}
.pk-card__overlay-badge--soon { background: rgba(245,158,11,0.85); }
.pk-card__discount-badge {
  position: absolute;
  top: 8px; right: 8px;
  background: var(--clr-cta);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius-full);
}
.pk-card__body { padding: 14px; display: flex; flex-direction: column; flex: 1; }
.pk-card__name { font-size: 14px; font-weight: 700; margin-bottom: 6px; color: var(--clr-text); }
.pk-card__name a { color: inherit; }
.pk-card__name a:hover { color: var(--clr-primary); }
.pk-card__compat, .pk-card__warranty {
  display: flex; align-items: center; gap: 4px;
  font-size: 12px; color: var(--clr-text-2); margin-bottom: 4px;
}
.pk-card__compat svg, .pk-card__warranty svg { width: 14px; height: 14px; flex-shrink: 0; }
.pk-card__pricing { display: flex; align-items: center; gap: 8px; margin-top: auto; padding-top: 10px; flex-wrap: wrap; }
.pk-card__price { font-size: 17px; font-weight: 800; color: var(--clr-cta); }
.pk-card__price--sale { color: var(--clr-cta); }
.pk-card__price--old { font-size: 12px; color: var(--clr-text-3); text-decoration: line-through; }
.pk-card__price--contact { font-size: 14px; color: var(--clr-primary); font-weight: 700; }
.pk-card__actions { display: flex; gap: 8px; margin-top: 12px; }

/* -------------------------------------------------------------------
   HỎI ĐÁP – ARCHIVE + SINGLE
   ------------------------------------------------------------------- */
.hd-layout {
  display: grid;
  gap: 28px;
  align-items: start;
}
@media (min-width: 1024px) { .hd-layout { grid-template-columns: 260px 1fr; } }
@media (min-width: 1024px) { .hd-layout--single { grid-template-columns: 1fr 300px; } }

.hd-sidebar {}
.hd-sidebar__card {
  background: var(--clr-white);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 20px;
}
.hd-sidebar__card--cta {
  background: linear-gradient(135deg, var(--clr-primary), #0044b3);
  border-color: transparent;
  color: var(--clr-white);
  text-align: center;
  padding: 24px 20px;
}
.hd-sidebar__title {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  color: var(--clr-text-2);
  margin-bottom: 14px;
}
.hd-sidebar__list { list-style: none; display: flex; flex-direction: column; gap: 2px; }
.hd-sidebar__link {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--clr-text);
  transition: all var(--transition);
}
.hd-sidebar__link:hover, .hd-sidebar__link.is-active {
  background: var(--clr-primary-lt);
  color: var(--clr-primary);
}
.hd-sidebar__count {
  font-size: 12px;
  color: var(--clr-text-3);
  background: var(--clr-bg);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}
.hd-sidebar__faq-list { list-style: none; display: flex; flex-direction: column; gap: 4px; }
.hd-sidebar__faq-link {
  display: flex; align-items: flex-start; gap: 8px;
  font-size: 13px; color: var(--clr-text); padding: 6px 0;
  border-bottom: 1px solid var(--clr-border);
  transition: color var(--transition);
}
.hd-sidebar__faq-link:hover { color: var(--clr-primary); }
.hd-sidebar__faq-link:last-child { border-bottom: none; }
.hd-sidebar__faq-icon {
  width: 20px; height: 20px; min-width: 20px;
  background: var(--clr-primary-lt);
  color: var(--clr-primary);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 800; margin-top: 1px;
}

.hd-main {}

.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--clr-white);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition);
}
.faq-item:hover { border-color: var(--clr-primary); }
.faq-item__link { display: block; text-decoration: none; }
.faq-item__header {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
}
.faq-item__icon {
  width: 36px; height: 36px; min-width: 36px;
  background: var(--clr-primary);
  color: var(--clr-white);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; font-weight: 900; font-family: var(--font-head);
}
.faq-item__question { font-size: 15px; font-weight: 700; color: var(--clr-text); flex: 1; }
.faq-item__arrow { color: var(--clr-text-3); transition: transform var(--transition); }
.faq-item:hover .faq-item__arrow { color: var(--clr-primary); transform: rotate(90deg); }
.faq-item__preview { padding: 0 20px 18px 70px; display: flex; flex-direction: column; gap: 10px; }
.faq-item__preview p { font-size: 14px; color: var(--clr-text-2); line-height: 1.65; }
.faq-item__tags { display: flex; gap: 6px; flex-wrap: wrap; }
.faq-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  background: var(--clr-primary-lt);
  color: var(--clr-primary);
  transition: all var(--transition);
}
.faq-tag:hover { background: var(--clr-primary); color: var(--clr-white); }
.faq-item__read-more {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 13px; font-weight: 600; color: var(--clr-primary);
  transition: gap var(--transition);
}
.faq-item__read-more:hover { gap: 8px; }

/* ─── Single Hỏi Đáp ─────────────────────────────────────────────── */

/* Hero */
.hd-hero {
  background: linear-gradient(135deg, var(--clr-secondary) 0%, #1a2d6e 100%);
  padding: 28px 0 36px;
  position: relative;
  overflow: hidden;
}
.hd-hero::after {
  content: '';
  position: absolute; bottom: -1px; left: 0; right: 0; height: 32px;
  background: var(--clr-bg);
  clip-path: ellipse(55% 100% at 50% 100%);
}
.hd-hero .breadcrumb__item a {
  color: rgba(255,255,255,.72);
}
.hd-hero .breadcrumb__item a:hover {
  color: #fff;
}
.hd-hero .breadcrumb__item:last-child {
  color: rgba(255,255,255,.92);
  font-weight: 600;
}
.hd-hero .breadcrumb__sep {
  color: rgba(255,255,255,.45);
}
.hd-hero__inner {
  display: flex; align-items: flex-start; gap: 20px;
  margin-top: 16px;
}
.hd-hero__q-badge {
  flex-shrink: 0;
  width: 56px; height: 56px;
  background: var(--clr-primary);
  color: #fff;
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 26px; font-weight: 900; font-family: var(--font-head);
  box-shadow: 0 4px 20px rgba(0,85,212,.4);
}
.hd-hero__content { flex: 1; min-width: 0; }
.hd-hero__tags { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.faq-tag--light {
  background: rgba(255,255,255,.15);
  color: #fff;
  border: 1px solid rgba(255,255,255,.25);
}
.faq-tag--light:hover { background: #fff; color: var(--clr-primary); }
.hd-hero__question {
  font-size: clamp(20px, 3vw, 28px);
  color: #fff;
  line-height: 1.35;
  margin-bottom: 12px;
}
.hd-hero__meta {
  display: flex; align-items: center; gap: 6px;
  font-size: 13px; color: rgba(255,255,255,.6);
}
.hd-hero__meta svg { flex-shrink: 0; }
.hd-hero__meta strong { color: rgba(255,255,255,.85); font-weight: 600; }

/* Page wrap */
.hd-page-wrap { padding-top: 32px; padding-bottom: 64px; }

/* Layout grid — see consolidated .hd-layout block above */

/* Answer card */
.hd-answer-card {
  background: var(--clr-white);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin-bottom: 20px;
}
.hd-answer-card__label {
  display: flex; align-items: center; gap: 8px;
  padding: 14px 28px;
  background: var(--clr-bg);
  border-bottom: 1.5px solid var(--clr-border);
  font-size: 12px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .08em;
  color: var(--clr-primary);
}
.hd-answer-card__label svg { color: var(--clr-primary); }
.hd-answer-card__body { padding: 28px 28px 32px; }

/* Still-ask CTA bar */
.hd-cta-box {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  padding: 20px 24px;
  background: linear-gradient(135deg, #f0f6ff 0%, #e8f0fd 100%);
  border: 1.5px solid #c7dbfa;
  border-radius: var(--radius-lg);
  margin-bottom: 20px;
}
.hd-cta-box__icon { font-size: 28px; flex-shrink: 0; }
.hd-cta-box__text {
  flex: 1; min-width: 180px;
  display: flex; flex-direction: column; gap: 3px;
}
.hd-cta-box__text strong { font-size: 15px; color: var(--clr-text); }
.hd-cta-box__text span { font-size: 13px; color: var(--clr-text-2); }
.hd-cta-box__actions { display: flex; gap: 10px; flex-wrap: wrap; flex-shrink: 0; }

/* Post navigation */
.hd-post-nav {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.hd-post-nav:has(> :only-child) {
  grid-template-columns: 1fr;
}
.hd-post-nav__prev,
.hd-post-nav__next {
  display: flex; flex-direction: column; gap: 6px;
  padding: 18px 20px;
  background: var(--clr-white);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-lg);
  transition: border-color .2s;
}
.hd-post-nav__prev:hover,
.hd-post-nav__next:hover { border-color: var(--clr-primary); }
.hd-post-nav__next { text-align: right; align-items: flex-end; }
.hd-post-nav__label {
  display: flex; align-items: center; gap: 4px;
  font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .08em;
  color: var(--clr-text-3);
}
.hd-post-nav__next .hd-post-nav__label { flex-direction: row-reverse; }
.hd-post-nav__title {
  font-size: 13.5px; font-weight: 600;
  color: var(--clr-text);
  display: -webkit-box; -webkit-line-clamp: 2;
  -webkit-box-orient: vertical; overflow: hidden;
  transition: color .2s;
}
.hd-post-nav__prev:hover .hd-post-nav__title,
.hd-post-nav__next:hover .hd-post-nav__title { color: var(--clr-primary); }

/* Sidebar */
.hd-sidebar { display: flex; flex-direction: column; gap: 16px; }
.hd-sidebar__card {
  background: var(--clr-white);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 20px;
}
.hd-sidebar__title {
  font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .08em;
  color: var(--clr-text-2);
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--clr-border);
}
.hd-sidebar__list { list-style: none; display: flex; flex-direction: column; gap: 2px; }
.hd-sidebar__link {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  font-size: 13.5px; color: var(--clr-text);
  transition: all .2s;
}
.hd-sidebar__link:hover { background: var(--clr-primary-lt); color: var(--clr-primary); }
.hd-sidebar__link.is-active {
  background: var(--clr-primary-lt);
  color: var(--clr-primary);
  font-weight: 600;
}
.hd-sidebar__count {
  font-size: 11.5px; color: var(--clr-text-3);
  background: var(--clr-bg);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  flex-shrink: 0;
}
.hd-sidebar__faq-list { list-style: none; display: flex; flex-direction: column; }
.hd-sidebar__faq-link {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 13px; color: var(--clr-text);
  padding: 9px 0;
  border-bottom: 1px solid var(--clr-border);
  transition: color .2s; line-height: 1.5;
}
.hd-sidebar__faq-link:last-child { border-bottom: none; padding-bottom: 0; }
.hd-sidebar__faq-link:hover { color: var(--clr-primary); }
.hd-sidebar__faq-icon {
  width: 20px; height: 20px; min-width: 20px;
  background: var(--clr-primary-lt);
  color: var(--clr-primary);
  border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  font-size: 10px; font-weight: 800; margin-top: 1px;
  flex-shrink: 0;
}

/* Sidebar CTA card */
.hd-sidebar__card--cta {
  background: linear-gradient(145deg, var(--clr-secondary) 0%, #1a2d6e 100%);
  border-color: transparent;
  color: #fff;
  text-align: center;
}
.hd-sidebar__cta-icon { font-size: 36px; margin-bottom: 10px; }
.hd-sidebar__cta-title { font-size: 16px; font-weight: 800; color: #fff; margin-bottom: 4px; }
.hd-sidebar__cta-sub { font-size: 13px; color: rgba(255,255,255,.65); margin-bottom: 16px; }
.btn--white {
  background: #fff; color: var(--clr-primary);
  font-weight: 700; border-radius: var(--radius-full);
  padding: 10px 20px; display: block; text-align: center;
  transition: opacity .2s;
}
.btn--white:hover { opacity: .9; color: var(--clr-primary); }
.hd-sidebar__phone {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  margin-top: 12px;
  font-size: 17px; font-weight: 800; color: var(--clr-accent);
  font-family: var(--font-head); letter-spacing: -.3px;
  transition: color .2s;
}
.hd-sidebar__phone:hover { color: #fff; }

/* Archive / Single hỏi đáp hero */
.page-hero--faq {
  background: linear-gradient(135deg, #0D1B40 0%, #1a2d6e 60%, #0055D4 100%);
  padding: 56px 0 64px;
  color: #fff;
}
.page-hero--faq .page-hero__title { color: #fff; font-size: clamp(1.75rem,4vw,2.6rem); font-weight: 800; margin: 12px 0 10px; }
.page-hero--faq .page-hero__desc  { color: rgba(255,255,255,.82); font-size: 1.05rem; max-width: 620px; line-height: 1.7; }

/* ─── Hỏi đáp – Community Replies ───────────────────────────────── */
.hd-replies {
  margin-bottom: 20px;
}
.hd-replies__heading {
  display: flex; align-items: center; gap: 10px;
  font-size: 16px; font-weight: 700; color: var(--clr-text);
  margin-bottom: 16px;
}
.hd-replies__heading svg { color: var(--clr-primary); flex-shrink: 0; }

.hd-reply-list { display: flex; flex-direction: column; gap: 0; }

.hd-reply {
  display: flex; gap: 14px;
  padding: 20px 0;
  border-bottom: 1px solid var(--clr-border);
}
.hd-reply:first-child { padding-top: 0; }
.hd-reply:last-child  { border-bottom: none; padding-bottom: 0; }

.hd-reply__avatar {
  width: 40px; height: 40px; min-width: 40px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 16px; font-weight: 800;
  font-family: var(--font-head);
}
.hd-reply__body { flex: 1; min-width: 0; }
.hd-reply__meta {
  display: flex; align-items: center; gap: 10px;
  flex-wrap: wrap; margin-bottom: 8px;
}
.hd-reply__author {
  font-size: 14px; font-weight: 700; color: var(--clr-text);
}
.hd-reply__date {
  font-size: 12px; color: var(--clr-text-3);
}
.hd-reply__badge {
  font-size: 10.5px; font-weight: 700;
  padding: 2px 8px; border-radius: var(--radius-full);
  letter-spacing: .04em;
}
.hd-reply__badge--first {
  background: #fef3c7; color: #92400e;
  border: 1px solid #fde68a;
}
.hd-reply__text {
  font-size: 14.5px; line-height: 1.75; color: var(--clr-text-2);
}

/* ─── Hỏi đáp – Reply Form ──────────────────────────────────────── */
.hd-form-wrap {
  background: var(--clr-white);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: 28px;
  margin-bottom: 20px;
}
.hd-form-wrap__heading {
  display: flex; align-items: center; gap: 10px;
  font-size: 16px; font-weight: 700; color: var(--clr-text);
  margin-bottom: 18px;
}
.hd-form-wrap__heading svg { color: var(--clr-primary); }

/* Rules */
.hd-form-rules {
  background: #f0f9ff;
  border: 1px solid #bae6fd;
  border-left: 3px solid var(--clr-primary);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  margin-bottom: 24px;
}
.hd-form-rules ul {
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-direction: column; gap: 5px;
}
.hd-form-rules li { font-size: 13px; color: var(--clr-text-2); line-height: 1.5; }

/* Form rows */
.hd-form-row { margin-bottom: 18px; }
.hd-form-row--2col {
  display: grid; gap: 16px;
}
@media (min-width: 640px) { .hd-form-row--2col { grid-template-columns: 1fr 1fr; } }

/* Field */
.hd-form-field { display: flex; flex-direction: column; gap: 6px; }
.hd-form-field label {
  font-size: 13.5px; font-weight: 600; color: var(--clr-text);
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
}
.hd-form-required { color: #dc2626; }
.hd-form-hint { font-size: 11.5px; font-weight: 400; color: var(--clr-text-3); }

.hd-form-field input,
.hd-form-field textarea {
  width: 100%; padding: 10px 14px;
  font-size: 14px; color: var(--clr-text);
  background: var(--clr-white);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  transition: border-color .2s, box-shadow .2s;
  font-family: inherit;
}
.hd-form-field input:focus,
.hd-form-field textarea:focus {
  outline: none;
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(0,85,212,.1);
}
.hd-form-field input.is-error,
.hd-form-field textarea.is-error {
  border-color: #dc2626;
  box-shadow: 0 0 0 3px rgba(220,38,38,.08);
}
.hd-form-field textarea { resize: vertical; min-height: 120px; }
.hd-form-field__footer {
  display: flex; justify-content: space-between; align-items: flex-start;
}
.hd-form-error { font-size: 12px; color: #dc2626; min-height: 16px; }
.hd-char-count { font-size: 12px; color: var(--clr-text-3); white-space: nowrap; }

/* Submit row */
.hd-form-submit-row {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  margin-top: 8px;
}
.hd-form-note { font-size: 12px; color: var(--clr-text-3); }

/* Spinner */
.hd-spin {
  display: inline-block;
  width: 14px; height: 14px;
  border: 2px solid rgba(255,255,255,.4);
  border-top-color: #fff;
  border-radius: 50%;
  animation: hdSpin .6s linear infinite;
  vertical-align: middle;
}
@keyframes hdSpin { to { transform: rotate(360deg); } }

/* Success / Error global messages */
.hd-form-success,
.hd-form-err-global {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  font-size: 14px;
  margin-top: 16px;
}
.hd-form-success[hidden],
.hd-form-err-global[hidden] {
  display: none !important;
}
.hd-form-success {
  background: #f0fdf4; border: 1px solid #86efac; color: #166534;
}
.hd-form-success svg { color: #16a34a; flex-shrink: 0; margin-top: 1px; }
.hd-form-err-global {
  background: #fef2f2; border: 1px solid #fca5a5; color: #991b1b;
}
.hd-form-err-global svg { color: #dc2626; flex-shrink: 0; margin-top: 1px; }

/* -------------------------------------------------------------------
   SINGLE XE (extended from existing)
   ------------------------------------------------------------------- */
.single-xe__top {
  display: grid;
  gap: 32px;
  margin-bottom: 40px;
}
@media (min-width: 900px) { .single-xe__top { grid-template-columns: 1fr 400px; align-items: start; } }

.single-pk {
  padding-top: 4px;
  padding-bottom: 56px;
}
.single-pk-breadcrumb {
  padding-top: 20px;
  padding-bottom: 8px;
}
.single-pk__top {
  display: grid;
  gap: 32px;
  margin-bottom: 36px;
}
.single-pk__media,
.single-pk__info {
  min-width: 0;
}
.single-pk__media .xe-gallery {
  background: var(--clr-white);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.single-pk__media .xe-gallery__main {
  background: linear-gradient(180deg, #f8fafc 0%, #eef4ff 100%);
  border-radius: 0;
}
.single-pk__media .xe-gallery__main-img {
  width: 100%;
  object-fit: contain;
  background: transparent;
}
.single-pk__media .xe-gallery__thumbs {
  padding: 12px;
  background: var(--clr-white);
  border-top: 1px solid var(--clr-border);
}
.single-pk__discount {
  top: 16px;
  left: 16px;
  right: auto;
}
.single-pk__info {
  background: var(--clr-white);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  padding: 24px;
}
.single-pk__kicker {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 12px;
}
.single-pk__chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  background: var(--clr-primary-lt);
  color: var(--clr-primary);
  font-size: 12px;
  font-weight: 800;
}
.single-pk__title {
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.2;
  margin: 0 0 12px;
  color: var(--clr-secondary);
}
.single-pk__excerpt {
  color: var(--clr-text-2);
  font-size: 15px;
  line-height: 1.65;
  margin: 0 0 18px;
}
.single-pk__price-panel {
  background: linear-gradient(135deg, #fff7ed 0%, #fff 68%);
  border: 1.5px solid #fed7aa;
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  margin-bottom: 16px;
}
.single-pk__price {
  color: var(--clr-cta);
  font-family: var(--font-head);
  font-size: clamp(28px, 4vw, 38px);
  font-weight: 900;
  line-height: 1.1;
}
.single-pk__price--contact {
  color: var(--clr-primary);
  font-size: 21px;
}
.single-pk__price-old {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 8px;
  color: var(--clr-text-3);
  font-size: 14px;
}
.single-pk__price-old span {
  text-decoration: line-through;
}
.single-pk__price-old b {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 3px 9px;
  border-radius: var(--radius-full);
  background: #fee2e2;
  color: #b91c1c;
  font-size: 12px;
  text-decoration: none;
}
.single-pk__actions {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: 16px 0 18px;
}
.single-pk__actions .btn {
  justify-content: center;
  min-height: 48px;
}
.single-pk__spec-list {
  margin: 0;
  padding: 0;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #fff;
}
.single-pk__spec-list div {
  display: grid;
  grid-template-columns: 128px 1fr;
  gap: 14px;
  padding: 13px 16px;
  border-bottom: 1px solid var(--clr-border);
}
.single-pk__spec-list div:last-child {
  border-bottom: 0;
}
.single-pk__spec-list dt {
  color: var(--clr-text-2);
  font-size: 13px;
  font-weight: 600;
}
.single-pk__spec-list dd {
  margin: 0;
  color: var(--clr-text);
  font-size: 14px;
  font-weight: 800;
  text-align: right;
}
.single-pk__trust-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: 16px;
}
.single-pk__trust-grid div {
  display: grid;
  grid-template-columns: 22px 1fr;
  column-gap: 10px;
  row-gap: 2px;
  align-items: start;
  padding: 12px;
  border-radius: var(--radius-md);
  background: #f8fafc;
  border: 1px solid var(--clr-border);
}
.single-pk__trust-grid svg {
  width: 18px;
  height: 18px;
  margin-top: 1px;
  color: var(--clr-primary);
}
.single-pk__trust-grid strong {
  color: var(--clr-secondary);
  font-size: 13px;
}
.single-pk__trust-grid span {
  grid-column: 2;
  color: var(--clr-text-2);
  font-size: 12px;
  line-height: 1.45;
}
.single-pk__section {
  background: var(--clr-white);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  padding: 26px;
  margin-top: 34px;
}
.single-pk__section h2:first-child {
  margin-top: 0;
}
.single-pk__consult {
  margin-top: 34px;
}
.single-pk__related {
  margin-top: 48px;
  padding-top: 34px;
  border-top: 1px solid var(--clr-border);
}
.single-pk__related .section-title {
  margin-bottom: 22px;
}
@media (min-width: 900px) {
  .single-pk__top {
    grid-template-columns: minmax(0, 1fr) 440px;
    align-items: start;
  }
  .single-pk__media {
    position: sticky;
    top: calc(var(--header-h, 70px) + 16px);
  }
}
@media (max-width: 899px) {
  .single-pk__top {
    gap: 22px;
  }
  .single-pk__info {
    padding: 20px;
  }
}
@media (max-width: 520px) {
  .single-pk-breadcrumb {
    padding-top: 14px;
  }
  .single-pk__title {
    font-size: 24px;
  }
  .single-pk__spec-list div {
    grid-template-columns: 1fr;
    gap: 4px;
  }
  .single-pk__spec-list dd {
    text-align: left;
  }
  .single-pk__section,
  .single-pk__info {
    border-radius: var(--radius-lg);
  }
  .single-pk__section {
    padding: 20px;
  }
}

.single-xe__gallery { position: static; }
@media (min-width: 900px) {
  .single-xe__gallery { position: sticky; top: calc(var(--header-h, 70px) + 16px); }
}
.xe-gallery__main { position: relative; }
.xe-gallery__zoom {
  position: absolute; bottom: 12px; right: 12px;
  background: rgba(0,0,0,0.45); border: none; border-radius: var(--radius-sm);
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  color: #fff; cursor: pointer;
}
.xe-gallery__placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: linear-gradient(135deg, #EEF2FF 0%, #E0E7FF 100%);
  color: #94A3B8;
}
.xe-gallery__placeholder svg { width: 64px; height: 64px; opacity: 0.4; }
.xe-gallery__placeholder::after {
  content: "Chưa có ảnh sản phẩm";
  font-size: 13px;
  color: #94A3B8;
}
.xe-gallery__thumb.is-active { border-color: var(--clr-primary); }

.single-xe__info {}
.single-xe__meta-top { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 10px; }
.meta-chip {
  display: inline-block; font-size: 12px; font-weight: 600;
  padding: 4px 12px; border-radius: var(--radius-full);
  background: var(--clr-primary-lt); color: var(--clr-primary);
}
.meta-chip--light { background: var(--clr-bg); color: var(--clr-text-2); }
.single-xe__name { font-size: clamp(22px, 4vw, 32px); margin-bottom: 14px; }
.single-xe__pricing { padding: 20px; background: var(--clr-bg); border-radius: var(--radius-lg); margin-bottom: 20px; border: 1.5px solid var(--clr-border); }
.single-xe__price { font-size: 30px; font-weight: 900; color: var(--clr-cta); font-family: var(--font-head); }
.single-xe__price--contact { font-size: 20px; color: var(--clr-primary); }
.single-xe__price-old { font-size: 14px; color: var(--clr-text-3); margin-top: 4px; display: flex; align-items: center; gap: 8px; }
.single-xe__price-old span { text-decoration: none; }

.single-xe__quick-specs { list-style: none; display: flex; flex-direction: column; gap: 8px; margin: 16px 0; }
.single-xe__quick-specs li {
  display: grid; grid-template-columns: 20px auto 1fr;
  align-items: center; gap: 8px;
  font-size: 14px; padding: 8px 0; border-bottom: 1px solid var(--clr-border);
}
.single-xe__quick-specs li:last-child { border-bottom: none; }
.single-xe__quick-specs svg { width: 16px; height: 16px; color: var(--clr-primary); }
.qs-label { color: var(--clr-text-2); }
.qs-value { font-weight: 600; text-align: right; }

.single-xe__cta { display: flex; flex-direction: column; gap: 10px; margin: 20px 0; }
.single-xe__cta .btn { justify-content: center; }

.single-xe__policies { display: flex; flex-direction: column; gap: 8px; }
.policy-item {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--clr-text-2);
}
.policy-item svg { width: 16px; height: 16px; color: var(--clr-primary); flex-shrink: 0; }

/* Tabs */
.xe-tabs { display: flex; gap: 4px; flex-wrap: wrap; border-bottom: 2px solid var(--clr-border); padding-bottom: 0; }
.xe-tab {
  padding: 10px 20px; font-size: 14px; font-weight: 600;
  background: none; border: none; border-bottom: 3px solid transparent;
  margin-bottom: -2px; cursor: pointer; color: var(--clr-text-2);
  transition: all var(--transition); border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}
.xe-tab:hover { color: var(--clr-primary); }
.xe-tab.is-active { color: var(--clr-primary); border-bottom-color: var(--clr-primary); background: var(--clr-primary-lt); }
/* Homepage tabs */
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* Single xe tabs */
.xe-tab-panel { padding: 28px 0; display: none; }
.xe-tab-panel.is-active { display: block; }

.specs-table-wrap { background: var(--clr-white); border-radius: var(--radius-lg); border: 1.5px solid var(--clr-border); overflow: hidden; }
.specs-table th { text-align: left; padding: 12px 16px; font-size: 14px; font-weight: 600; color: var(--clr-text-2); background: var(--clr-bg); width: 42%; border-bottom: 1px solid var(--clr-border); }
.specs-table td { padding: 12px 16px; font-size: 14px; border-bottom: 1px solid var(--clr-border); }
.specs-table tr:last-child th, .specs-table tr:last-child td { border-bottom: none; }

.policy-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 16px; }
.policy-card {
  background: var(--clr-white); border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-lg); padding: 20px; text-align: center;
}
.policy-card__icon { color: var(--clr-primary); margin-bottom: 10px; }
.policy-card__icon svg { width: 32px; height: 32px; }
.policy-card__label { font-size: 12px; color: var(--clr-text-2); margin-bottom: 4px; }
.policy-card__value { font-size: 14px; font-weight: 700; color: var(--clr-text); }

.xe-video-wrap { position: relative; aspect-ratio: 16/9; background: var(--clr-bg); border-radius: var(--radius-lg); overflow: hidden; }
.xe-video-wrap iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: none; }

/* Related products section */
.single-xe__related { margin-top: 60px; padding-top: 40px; border-top: 1px solid var(--clr-border); }
.single-xe__related .section-title { margin-bottom: 24px; }

/* Consult box */
.single-xe__consult { margin-top: 40px; }
.consult-box {
  display: grid; gap: 0;
  background: var(--clr-white); border-radius: var(--radius-xl);
  border: 1.5px solid var(--clr-border); overflow: hidden;
}
@media (min-width: 768px) { .consult-box { grid-template-columns: 1fr 1fr; } }
.consult-box--compact {}
.consult-box__info {
  background: linear-gradient(135deg, var(--clr-secondary), #1e3470);
  padding: 32px; color: var(--clr-white);
}
.consult-box__title { font-size: 20px; color: var(--clr-white); margin-bottom: 10px; }
.consult-box__desc { color: rgba(255,255,255,0.75); font-size: 14px; margin-bottom: 20px; }
.consult-box__benefits { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.consult-box__benefits li { display: flex; align-items: center; gap: 8px; font-size: 14px; color: rgba(255,255,255,0.9); }
.consult-box__benefits svg { width: 16px; height: 16px; color: #34d399; flex-shrink: 0; }
.consult-box__form { padding: 32px; }

.xe-content { font-size: 15px; line-height: 1.75; color: var(--clr-text); max-width: 100%; }
.xe-content h2 { font-size: 20px; margin: 28px 0 12px; }
.xe-content h3 { font-size: 17px; margin: 20px 0 10px; }
.xe-content p { margin-bottom: 14px; }
.xe-content ul, .xe-content ol { margin: 0 0 14px 20px; }
.xe-content li { margin-bottom: 6px; }
.xe-content table { width: 100%; border-collapse: collapse; margin-bottom: 20px; }
.xe-content table th, .xe-content table td { padding: 10px 14px; border: 1px solid var(--clr-border); font-size: 14px; }
.xe-content table th { background: var(--clr-bg2); font-weight: 700; text-align: left; }
.xe-content img { max-width: 100%; height: auto; border-radius: var(--radius-md); }

.xe-content .xdm-toc {
  position: relative;
  margin: 0 0 28px;
  padding: 22px 24px 20px;
  background:
    linear-gradient(135deg, rgba(0, 102, 255, .08), rgba(0, 224, 168, .08)),
    var(--clr-white);
  border: 1.5px solid rgba(0, 102, 255, .16);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.xe-content .xdm-toc::before {
  content: '';
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: linear-gradient(180deg, var(--clr-primary), var(--clr-accent));
}
.xe-content .xdm-toc strong {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  color: var(--clr-secondary);
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 800;
}
.xe-content .xdm-toc strong::before {
  content: '';
  width: 28px;
  height: 28px;
  border-radius: 9px;
  background:
    linear-gradient(var(--clr-white), var(--clr-white)) 8px 8px / 12px 2px no-repeat,
    linear-gradient(var(--clr-white), var(--clr-white)) 8px 13px / 12px 2px no-repeat,
    linear-gradient(var(--clr-white), var(--clr-white)) 8px 18px / 12px 2px no-repeat,
    linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
  box-shadow: 0 8px 16px rgba(0, 102, 255, .18);
  flex: 0 0 auto;
}
.xe-content .xdm-toc ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.xe-content .xdm-toc li {
  margin: 0;
}
.xe-content .xdm-toc a {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 40px;
  padding: 9px 12px;
  border-radius: var(--radius-md);
  color: var(--clr-text);
  font-size: 14px;
  font-weight: 650;
  line-height: 1.45;
  text-decoration: none;
  transition: background-color var(--transition), color var(--transition), transform var(--transition);
}
.xe-content .xdm-toc a::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--clr-primary);
  box-shadow: 0 0 0 4px rgba(0, 102, 255, .1);
  flex: 0 0 auto;
}
.xe-content .xdm-toc a:hover {
  color: var(--clr-primary);
  background: rgba(255,255,255,.72);
  transform: translateX(3px);
}
.xe-content .xdm-toc a:focus-visible {
  outline: 2px solid var(--clr-primary);
  outline-offset: 2px;
}
@media (max-width: 520px) {
  .xe-content .xdm-toc {
    padding: 18px 16px 16px;
    border-radius: var(--radius-lg);
  }
  .xe-content .xdm-toc a {
    min-height: 38px;
    padding: 8px 10px;
    font-size: 13.5px;
  }
}

/* Related 4-col */
.xe-grid--4 { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
@media (min-width: 900px) { .xe-grid--4 { grid-template-columns: repeat(4, 1fr); } }

/* -------------------------------------------------------------------
   SINGLE POST + ARCHIVE POST
   ------------------------------------------------------------------- */
.single-post-layout {
  display: grid; gap: 32px;
}
@media (min-width: 900px) { .single-post-layout { grid-template-columns: 1fr 300px; align-items: start; } }

.single-post { }
.single-post__thumb {
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin-bottom: 28px;
  aspect-ratio: 16/9;
  background: linear-gradient(180deg, #f8fbff 0%, #eef5fb 100%);
}
.single-post__thumb img { width: 100%; height: 100%; object-fit: contain; object-position: center; }
.single-post__header { margin-bottom: 24px; }
.single-post__cats { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.single-post__title { font-size: clamp(22px, 4vw, 32px); margin-bottom: 12px; }
.single-post__meta { display: flex; align-items: center; gap: 16px; font-size: 13px; color: var(--clr-text-2); }
.single-post__meta svg { width: 14px; height: 14px; }
.single-post__content { }
.single-post__tags { display: flex; gap: 8px; flex-wrap: wrap; }

.single-post-sidebar { position: sticky; top: calc(var(--header-h, 70px) + 16px); }

/* Posts grid (archive.php) */
.posts-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 640px) { .posts-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .posts-grid { grid-template-columns: repeat(3, 1fr); } }
.post-card__footer { display: flex; align-items: center; justify-content: space-between; margin-top: 12px; }
.post-card__more { font-size: 13px; font-weight: 600; color: var(--clr-primary); display: flex; align-items: center; gap: 4px; }

/* -------------------------------------------------------------------
   SEARCH RESULTS
   ------------------------------------------------------------------- */
.search-results { display: flex; flex-direction: column; gap: 16px; }
.search-result-item {
  display: flex; gap: 16px; align-items: flex-start;
  background: var(--clr-white); border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-lg); padding: 16px;
  transition: border-color var(--transition);
}
.search-result-item:hover { border-color: var(--clr-primary); }
.search-result-item__img { width: 80px; height: 80px; border-radius: var(--radius-sm); overflow: hidden; flex-shrink: 0; }
.search-result-item__img img { width: 100%; height: 100%; object-fit: cover; }
.search-result-item__body { flex: 1; }
.search-result-item__title { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.search-result-item__title a { color: var(--clr-text); }
.search-result-item__title a:hover { color: var(--clr-primary); }
.search-result-item__excerpt { font-size: 13px; color: var(--clr-text-2); line-height: 1.6; margin-bottom: 8px; }

/* -------------------------------------------------------------------
   CONTACT PAGE
   ------------------------------------------------------------------- */
.contact-layout {
  display: grid; gap: 40px;
}
@media (min-width: 768px) { .contact-layout { grid-template-columns: 1fr 1fr; } }

.contact-info__items { display: flex; flex-direction: column; gap: 20px; }
.contact-info__item { display: flex; gap: 14px; align-items: flex-start; }
.contact-info__icon {
  width: 44px; height: 44px; min-width: 44px;
  background: var(--clr-primary-lt); border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  color: var(--clr-primary);
}
.contact-info__label { font-size: 12px; color: var(--clr-text-2); margin-bottom: 3px; }
.contact-info__value { font-size: 15px; font-weight: 600; color: var(--clr-text); }
.contact-info__value--phone { font-size: 20px; color: var(--clr-cta); }
.contact-info__value a { color: inherit; }
.contact-info__value a:hover { color: var(--clr-primary); }

.contact-form-wrap {}
.contact-form-card {
  background: var(--clr-white); border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-xl); padding: 32px;
}
.contact-form {}
.form-row { display: grid; gap: 16px; }
@media (min-width: 640px) { .form-row { grid-template-columns: 1fr 1fr; } }

/* -------------------------------------------------------------------
   BRAND CHIP (taxonomy sidebar)
   ------------------------------------------------------------------- */
.brand-chip {
  display: inline-block;
  font-size: 13px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--clr-border);
  color: var(--clr-text);
  margin: 4px 4px 0 0;
  transition: all var(--transition);
}
.brand-chip:hover, .brand-chip.is-active { border-color: var(--clr-primary); background: var(--clr-primary-lt); color: var(--clr-primary); }
.brand-chip span { font-size: 11px; color: var(--clr-text-3); }

/* -------------------------------------------------------------------
   EMPTY STATE
   ------------------------------------------------------------------- */
.empty-state {
  text-align: center; padding: 60px 20px;
  background: var(--clr-white); border-radius: var(--radius-lg);
  border: 1.5px solid var(--clr-border);
}
.empty-state__icon { font-size: 56px; margin-bottom: 16px; }
.empty-state__title { font-size: 20px; margin-bottom: 8px; }
.empty-state__desc { color: var(--clr-text-2); font-size: 14px; margin-bottom: 20px; }
.empty-state__actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* -------------------------------------------------------------------
   PAGE HERO VARIANTS
   ------------------------------------------------------------------- */
.page-hero--sm { padding: 32px 0; margin-bottom: 0; }
.page-hero .breadcrumb__item a { color: rgba(255,255,255,0.65); }
.page-hero .breadcrumb__item:last-child { color: rgba(255,255,255,0.9); }
.page-hero .breadcrumb__sep { color: rgba(255,255,255,0.4); }
.page-content { max-width: 800px; }

/* Form elements */
.form-field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.form-field label { font-size: 13px; font-weight: 600; color: var(--clr-text); }
.form-field input, .form-field textarea, .form-field select {
  padding: 10px 14px; border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md); font-size: 14px; color: var(--clr-text);
  background: var(--clr-white); transition: border-color var(--transition);
  font-family: var(--font-body);
}
.form-field input:focus, .form-field textarea:focus, .form-field select:focus {
  outline: none; border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(0,85,212,0.08);
}
.form-notice { font-size: 12px; color: var(--clr-text-3); }
.form-success { padding: 14px 18px; background: #d1fae5; border-radius: var(--radius-md); color: #065f46; font-size: 14px; margin-top: 12px; }
.form-error { padding: 14px 18px; background: #fee2e2; border-radius: var(--radius-md); color: #991b1b; font-size: 14px; margin-top: 12px; }

/* Load More button */
.load-more-wrap {
  text-align: center;
  margin-top: 32px;
}
.js-load-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-width: 220px;
  justify-content: center;
}
.js-load-more svg { width: 16px; height: 16px; }
.load-more-count {
  font-size: 12px;
  opacity: .65;
  font-weight: 400;
}

/* -------------------------------------------------------------------
   INFO COLUMN – PROFESSIONAL REDESIGN
   ------------------------------------------------------------------- */

/* Price card */
.info-price-card {
  background: var(--clr-white);
  border: 1.5px solid var(--clr-border);
  border-left: 4px solid var(--clr-cta);
  border-radius: var(--radius-lg);
  padding: 18px 20px 20px;
  margin: 14px 0 20px;
}
.info-price-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}
.info-price-card__lbl {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--clr-text-3);
  font-weight: 700;
}
.info-price-card__price {
  font-size: 28px;
  font-weight: 900;
  color: var(--clr-cta);
  font-family: var(--font-head);
  line-height: 1.1;
  letter-spacing: -.3px;
}
.info-price-card__price--contact {
  font-size: 22px;
  color: var(--clr-primary);
}
.info-price-card__old {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 8px;
  font-size: 13px;
  color: var(--clr-text-3);
  flex-wrap: wrap;
}
.info-price-card__old s { font-size: 14px; }
.info-saving-badge {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  background: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
  font-size: 12px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: var(--radius-full);
}

/* Spec chips grid */
.xe-spec-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-bottom: 20px;
}
.xe-spec-chip {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 12px 14px;
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition);
}
.xe-spec-chip:hover { border-color: var(--clr-primary); }
.xe-spec-chip__icon { color: var(--clr-primary); margin-bottom: 2px; }
.xe-spec-chip__icon svg { width: 18px; height: 18px; }
.xe-spec-chip__label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--clr-text-3);
  font-weight: 600;
}
.xe-spec-chip__value {
  font-size: 14px;
  font-weight: 700;
  color: var(--clr-secondary);
  line-height: 1.3;
}

/* iOS Safari override cho tel: link */
a.info-cta-call,
a.info-cta-call:link,
a.info-cta-call:visited,
a.info-cta-call:active {
  color: var(--clr-white);
  background: var(--clr-cta);
  -webkit-text-decoration-color: transparent;
}

/* CTA stack */
.info-cta-stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 16px;
}
.info-cta-call {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 15px 20px;
  font-size: 20px;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -.3px;
}
.info-cta-call svg { width: 24px; height: 24px; flex-shrink: 0; }
.info-cta-call small {
  display: block;
  font-size: 10px;
  font-weight: 500;
  opacity: .85;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.info-cta-form {
  justify-content: center;
}
.btn--outline-primary {
  background: transparent;
  border: 2px solid var(--clr-primary);
  color: var(--clr-primary);
  font-weight: 700;
}
.btn--outline-primary:hover {
  background: var(--clr-primary);
  color: #fff;
}
.btn--outline-primary svg { color: currentColor; }

/* Trust signals row */
.info-trust-row {
  display: flex;
  gap: 6px 14px;
  flex-wrap: wrap;
  justify-content: center;
  padding: 12px 0 14px;
  border-top: 1px solid var(--clr-border);
  border-bottom: 1px solid var(--clr-border);
  margin-bottom: 18px;
  font-size: 12px;
  color: var(--clr-text-2);
  font-weight: 600;
}
.info-trust-row span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.info-trust-row svg { width: 14px; height: 14px; color: var(--clr-primary); flex-shrink: 0; }

/* Policy list */
.info-policy-list {
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 12px;
}
.info-policy-list__title {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--clr-text-3);
  font-weight: 700;
  padding: 10px 16px 8px;
  margin: 0;
  border-bottom: 1px solid var(--clr-border);
}
.info-policy-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  font-size: 13px;
  color: var(--clr-text-1);
  border-bottom: 1px solid var(--clr-border);
}
.info-policy-row:last-child { border-bottom: none; }
.info-policy-row svg { width: 15px; height: 15px; color: var(--clr-primary); flex-shrink: 0; }

/* SKU */
.info-sku {
  font-size: 12px;
  color: var(--clr-text-3);
  margin-top: 10px;
}
.info-sku strong { font-weight: 600; color: var(--clr-text-2); }

/* Badges spacing */
.single-xe__badges { margin-bottom: 14px; }