/*
Theme Name: In Hương Giang
Theme URI: https://inhuonggiang.vn
Author: In Hương Giang
Author URI: https://inhuonggiang.vn
Description: Theme chuyên nghiệp cho dịch vụ in ấn In Hương Giang – đơn giản, gọn gàng, tối ưu chuyển đổi.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: inhuonggiang
Tags: business, printing, vietnamese, responsive, custom-logo, custom-menu
*/

/* ─────────────────────────────────────────
   RESET & BASE
───────────────────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --navy:        #1a3a5c;
  --navy-dark:   #0d2a47;
  --navy-light:  #e8f1f9;
  --orange:      #e05a2b;
  --orange-dark: #c94d22;
  --text-primary:   #1a1a1a;
  --text-secondary: #555555;
  --text-muted:     #888888;
  --surface:     #ffffff;
  --surface-alt: #f7f9fc;
  --border:      #e5e9ef;
  --radius:      8px;
  --shadow-sm:   0 1px 4px rgba(0,0,0,.06);
  --shadow-md:   0 4px 16px rgba(26,58,92,.08);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Inter', 'Segoe UI', Tahoma, sans-serif;
  font-size: 14px;
  color: var(--text-primary);
  background: #f4f6f9;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; transition: color .15s; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; }

.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ─────────────────────────────────────────
   BUTTONS
───────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 11px 22px;
  border-radius: var(--radius);
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all .15s;
  border: none;
  line-height: 1;
  white-space: nowrap;
}
.btn-primary  { background: var(--orange); color: #fff; }
.btn-primary:hover { background: var(--orange-dark); color: #fff; }
.btn-outline  { background: transparent; color: #b8cfe8; border: 1px solid rgba(184,207,232,.4); }
.btn-outline:hover { border-color: #b8cfe8; color: #fff; }
.btn-navy     { background: var(--navy); color: #fff; }
.btn-navy:hover { background: var(--navy-dark); color: #fff; }
.btn-zalo     { background: #0068FF; color: #fff; }
.btn-zalo:hover { background: #0054cc; color: #fff; }
.btn-white    { background: #fff; color: var(--navy); }
.btn-white:hover { background: var(--navy-light); }

/* ─────────────────────────────────────────
   TOP BAR
───────────────────────────────────────── */
.site-topbar {
  background: var(--navy-dark);
  color: #7fa8c9;
  font-size: 12px;
  padding: 7px 0;
}
.topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.topbar-left,
.topbar-right { display: flex; align-items: center; gap: 16px; }
.topbar-left a,
.topbar-right a {
  color: #7fa8c9;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.topbar-left a:hover,
.topbar-right a:hover { color: #fff; }

/* ─────────────────────────────────────────
   HEADER
───────────────────────────────────────── */
.site-header {
  background: #fff;
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
  position: sticky;
  top: 0;
  z-index: 200;
  box-shadow: var(--shadow-sm);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

/* Logo */
.site-logo { display: flex; align-items: center; gap: 11px; }
.logo-icon {
  width: 42px; height: 42px;
  background: var(--navy);
  border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 15px; font-weight: 800;
  letter-spacing: -0.5px; flex-shrink: 0;
}
.logo-name  { font-size: 17px; font-weight: 700; color: var(--navy); line-height: 1.2; }
.logo-tagline { font-size: 11px; color: var(--text-muted); margin-top: 1px; }
.custom-logo { height: 44px; width: auto; }

/* Primary nav */
.primary-nav ul {
  display: flex; gap: 2px;
}
.primary-nav ul li a {
  display: block;
  padding: 8px 14px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius);
  transition: background .15s, color .15s;
}
.primary-nav ul li a:hover,
.primary-nav ul li.current-menu-item > a,
.primary-nav ul li.current_page_item > a { background: var(--navy-light); color: var(--navy); }

/* Sub-menu */
.primary-nav ul li { position: relative; }
.primary-nav ul li ul {
  display: none;
  position: absolute;
  top: calc(100% + 4px); left: 0;
  min-width: 220px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: var(--shadow-md);
  padding: 6px;
  flex-direction: column;
  gap: 0;
  z-index: 300;
}
.primary-nav ul li:hover > ul { display: flex; }
.primary-nav ul li ul li a {
  padding: 8px 12px;
  font-size: 13px;
  border-radius: 6px;
  color: var(--text-primary);
}
.primary-nav ul li ul li a:hover { background: var(--navy-light); color: var(--navy); }

/* Header contact */
.header-contact { text-align: right; }
.header-phone {
  font-size: 19px; font-weight: 700; color: var(--navy);
  display: flex; align-items: center; gap: 5px; justify-content: flex-end;
}
.header-phone i { color: var(--orange); font-size: 17px; }
.header-phone a { color: inherit; }
.header-hours { font-size: 11px; color: var(--text-muted); margin-top: 2px; }

/* Hamburger */
.hamburger {
  display: none;
  background: none; border: none;
  padding: 6px; color: var(--navy);
  font-size: 24px; line-height: 1;
}

/* Mobile nav */
.mobile-nav-wrap {
  display: none;
  background: var(--navy);
}
.mobile-nav-wrap.open { display: block; }
.mobile-nav-wrap ul li a {
  display: block;
  padding: 12px 20px;
  font-size: 14px; font-weight: 500;
  color: #b8cfe8;
  border-bottom: 1px solid rgba(255,255,255,.05);
}
.mobile-nav-wrap ul li a:hover { background: rgba(255,255,255,.07); color: #fff; }
.mobile-nav-wrap ul ul { background: rgba(0,0,0,.15); }
.mobile-nav-wrap ul ul li a { padding-left: 36px; font-size: 13px; }

/* ─────────────────────────────────────────
   SECTION COMMONS
───────────────────────────────────────── */
.section { padding: 56px 0; }
.section-alt { background: var(--surface-alt); }
.section-header { margin-bottom: 32px; }
.section-eyebrow {
  font-size: 11px; font-weight: 700;
  color: var(--orange);
  text-transform: uppercase; letter-spacing: 1px; margin-bottom: 6px;
}
.section-title { font-size: 23px; font-weight: 700; color: var(--navy); margin-bottom: 6px; }
.section-sub { font-size: 13.5px; color: var(--text-muted); }
.text-center { text-align: center; }

/* ─────────────────────────────────────────
   HERO
───────────────────────────────────────── */
.site-hero {
  background: linear-gradient(130deg, #0d2a47 0%, #1a3a5c 55%, #1e4a70 100%);
  padding: 64px 0;
  position: relative;
  overflow: hidden;
}
.site-hero::before {
  content: '';
  position: absolute; right: -60px; top: -60px;
  width: 440px; height: 440px;
  background: rgba(224,90,43,.07); border-radius: 50%;
}
.site-hero::after {
  content: '';
  position: absolute; left: 42%; bottom: -100px;
  width: 320px; height: 320px;
  background: rgba(255,255,255,.025); border-radius: 50%;
}
.hero-inner {
  display: flex; align-items: center; gap: 48px;
  position: relative; z-index: 1;
}
.hero-text { flex: 1; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(224,90,43,.15);
  border: 1px solid rgba(224,90,43,.35);
  color: #f0a080;
  font-size: 11px; font-weight: 600;
  padding: 5px 13px; border-radius: 20px;
  margin-bottom: 18px; letter-spacing: .5px; text-transform: uppercase;
}
.hero-title {
  font-size: 36px; font-weight: 800;
  color: #fff; line-height: 1.2; margin-bottom: 16px;
}
.hero-title span { color: var(--orange); }
.hero-desc {
  font-size: 14px; color: #7fa8c9;
  line-height: 1.75; margin-bottom: 28px; max-width: 440px;
}
.hero-btns { display: flex; gap: 12px; flex-wrap: wrap; }

.hero-stats {
  display: flex; gap: 0;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 14px; overflow: hidden;
  flex-shrink: 0;
}
.hero-stat {
  padding: 24px 30px; text-align: center;
  border-right: 1px solid rgba(255,255,255,.08);
}
.hero-stat:last-child { border-right: none; }
.hero-stat-num {
  display: block;
  font-size: 30px; font-weight: 800; color: var(--orange);
  line-height: 1; margin-bottom: 7px;
}
.hero-stat-label { font-size: 12px; color: #7fa8c9; white-space: nowrap; }

/* ─────────────────────────────────────────
   CATEGORY CARDS
───────────────────────────────────────── */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.cat-card {
  background: #fff; border: 1px solid var(--border);
  border-radius: 12px; padding: 24px 16px;
  text-align: center; cursor: pointer;
  transition: border-color .2s, transform .15s, box-shadow .2s;
}
.cat-card:hover {
  border-color: var(--navy);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(26,58,92,.1);
}
.cat-icon {
  width: 52px; height: 52px;
  background: var(--navy-light); border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 12px; font-size: 22px; color: var(--navy);
  transition: background .2s, color .2s;
}
.cat-card:hover .cat-icon { background: var(--navy); color: #fff; }
.cat-name { font-size: 13.5px; font-weight: 600; color: var(--text-primary); line-height: 1.3; }
.cat-count { font-size: 12px; color: var(--text-muted); margin-top: 4px; }

/* ─────────────────────────────────────────
   PRODUCT CARDS (posts)
───────────────────────────────────────── */
.prod-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.prod-card {
  background: #fff; border: 1px solid var(--border);
  border-radius: 12px; overflow: hidden;
  transition: border-color .2s, box-shadow .2s;
  display: flex; flex-direction: column;
}
.prod-card:hover {
  border-color: #b0c4d8;
  box-shadow: var(--shadow-md);
}
.prod-thumb {
  height: 150px;
  background: var(--navy-light);
  display: flex; align-items: center; justify-content: center;
  font-size: 48px; color: var(--navy); position: relative;
  overflow: hidden;
}
.prod-thumb img {
  width: 100%; height: 100%; object-fit: cover;
}
.prod-thumb-placeholder { font-size: 48px; color: var(--navy); }
.prod-badge {
  position: absolute; top: 10px; left: 10px;
  font-size: 10px; font-weight: 700;
  padding: 3px 9px; border-radius: 5px; letter-spacing: .3px;
}
.prod-badge-hot { background: var(--orange); color: #fff; }
.prod-badge-new { background: var(--navy); color: #fff; }
.prod-body { padding: 14px 16px 16px; display: flex; flex-direction: column; flex: 1; }
.prod-name { font-size: 15px; font-weight: 600; color: var(--text-primary); margin-bottom: 6px; }
.prod-name a { color: inherit; }
.prod-name a:hover { color: var(--navy); }
.prod-excerpt { font-size: 12.5px; color: var(--text-secondary); line-height: 1.6; margin-bottom: 12px; flex: 1; }
.prod-footer { display: flex; align-items: center; justify-content: space-between; margin-top: auto; }
.prod-price { font-size: 14.5px; font-weight: 700; color: var(--orange); }
.prod-cta {
  font-size: 12px; font-weight: 600; color: var(--navy);
  display: inline-flex; align-items: center; gap: 3px;
  padding: 6px 12px; border: 1px solid var(--navy-light); border-radius: 6px;
  transition: background .15s;
}
.prod-cta:hover { background: var(--navy-light); color: var(--navy); }

/* ─────────────────────────────────────────
   WHY US
───────────────────────────────────────── */
.why-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
}
.why-card {
  background: #fff; border: 1px solid var(--border);
  border-radius: 12px; padding: 20px 18px;
  display: flex; gap: 14px; align-items: flex-start;
  transition: border-color .2s;
}
.why-card:hover { border-color: #b0c4d8; }
.why-icon {
  width: 44px; height: 44px; background: var(--navy-light);
  border-radius: 10px; display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; font-size: 20px; color: var(--navy);
}
.why-body strong { display: block; font-size: 14px; font-weight: 600; margin-bottom: 4px; }
.why-body span { font-size: 12.5px; color: var(--text-secondary); line-height: 1.55; }

/* ─────────────────────────────────────────
   PROCESS
───────────────────────────────────────── */
.process-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
}
.process-card {
  background: #fff; border: 1px solid var(--border);
  border-radius: 12px; padding: 26px 18px; text-align: center;
}
.process-num {
  width: 38px; height: 38px; background: var(--navy); color: #fff;
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 15px; font-weight: 700; margin: 0 auto 14px;
}
.process-title { font-size: 14px; font-weight: 600; color: var(--navy); margin-bottom: 6px; }
.process-desc  { font-size: 12px; color: var(--text-secondary); line-height: 1.6; }

/* ─────────────────────────────────────────
   NEWS / BLOG
───────────────────────────────────────── */
.news-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.news-card {
  background: #fff; border: 1px solid var(--border);
  border-radius: 12px; overflow: hidden;
  transition: box-shadow .2s, border-color .2s;
}
.news-card:hover { border-color: #b0c4d8; box-shadow: var(--shadow-md); }
.news-thumb {
  height: 180px; overflow: hidden;
  background: var(--navy-light);
  display: flex; align-items: center; justify-content: center;
}
.news-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.news-card:hover .news-thumb img { transform: scale(1.04); }
.news-thumb-icon { font-size: 44px; color: var(--navy); }
.news-body { padding: 16px; }
.news-meta { font-size: 11px; color: var(--text-muted); margin-bottom: 8px; display: flex; gap: 10px; }
.news-title { font-size: 15px; font-weight: 600; line-height: 1.4; margin-bottom: 8px; }
.news-title a { color: var(--text-primary); }
.news-title a:hover { color: var(--navy); }
.news-excerpt { font-size: 12.5px; color: var(--text-secondary); line-height: 1.6; margin-bottom: 12px; }
.news-read { font-size: 12px; font-weight: 600; color: var(--navy); display: inline-flex; align-items: center; gap: 4px; }
.news-read:hover { color: var(--orange); }

/* ─────────────────────────────────────────
   CONTACT STRIP
───────────────────────────────────────── */
.contact-strip { background: var(--navy); padding: 52px 0; }
.contact-strip-inner {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 40px; flex-wrap: wrap;
}
.contact-info h3 { font-size: 22px; font-weight: 700; color: #fff; margin-bottom: 7px; }
.contact-info > p { font-size: 13px; color: #7fa8c9; margin-bottom: 22px; }
.contact-details { display: flex; flex-direction: column; gap: 11px; }
.contact-row {
  display: flex; align-items: flex-start; gap: 9px;
  font-size: 13.5px; color: #b8cfe8;
}
.contact-row i { font-size: 16px; color: var(--orange); margin-top: 2px; flex-shrink: 0; }
.contact-row strong { color: #fff; }
.contact-row a { color: #b8cfe8; }
.contact-row a:hover { color: #fff; }
.contact-action-btns { display: flex; gap: 12px; margin-top: 24px; flex-wrap: wrap; }
.map-embed {
  border-radius: 12px; overflow: hidden;
  border: 2px solid rgba(255,255,255,.1);
  flex-shrink: 0;
}
.map-embed iframe { display: block; }

/* ─────────────────────────────────────────
   FOOTER
───────────────────────────────────────── */
.site-footer {
  background: var(--navy-dark);
  color: #4a7899;
  padding: 48px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2.2fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.footer-logo-wrap {
  display: flex; align-items: center; gap: 10px; margin-bottom: 16px;
}
.footer-logo-icon {
  width: 38px; height: 38px;
  background: rgba(255,255,255,.1); border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 700; font-size: 13px;
}
.footer-logo-name  { font-size: 15px; font-weight: 700; color: #fff; }
.footer-logo-tagline { font-size: 11px; color: #4a7899; }
.footer-about { font-size: 12.5px; line-height: 1.75; margin-bottom: 18px; }
.footer-addr { display: flex; flex-direction: column; gap: 9px; }
.footer-addr-row {
  display: flex; align-items: flex-start; gap: 8px;
  font-size: 12.5px; color: #4a7899;
}
.footer-addr-row i { font-size: 14px; color: var(--orange); margin-top: 1px; flex-shrink: 0; }
.footer-addr-row a { color: inherit; }
.footer-addr-row a:hover { color: #b8cfe8; }
.footer-social { display: flex; gap: 9px; margin-top: 18px; }
.social-btn {
  width: 34px; height: 34px; background: rgba(255,255,255,.07);
  border-radius: 7px; display: flex; align-items: center; justify-content: center;
  color: #7fa8c9; font-size: 16px;
  transition: background .15s, color .15s;
}
.social-btn:hover { background: var(--orange); color: #fff; }
.footer h4 { font-size: 13px; font-weight: 700; color: #fff; margin-bottom: 18px; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links li a {
  font-size: 12.5px; color: #4a7899;
  display: flex; align-items: center; gap: 5px;
  transition: color .15s;
}
.footer-links li a:hover { color: #b8cfe8; }
.footer-links i { font-size: 11px; }
.footer-bottom {
  padding: 18px 0;
  font-size: 12px;
  display: flex;
  justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 8px; color: #2e4f66;
}
.footer-bottom a { color: #2e4f66; }
.footer-bottom a:hover { color: #7fa8c9; }
.footer-bottom-links { display: flex; gap: 16px; }

/* ─────────────────────────────────────────
   FLOATING BUTTONS
───────────────────────────────────────── */
.float-btns {
  position: fixed; right: 20px; bottom: 24px;
  display: flex; flex-direction: column; gap: 10px; z-index: 999;
}
.float-btn {
  width: 48px; height: 48px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; color: #fff;
  box-shadow: 0 3px 14px rgba(0,0,0,.25);
  transition: transform .15s;
}
.float-btn:hover { transform: scale(1.08); color: #fff; }
.float-phone { background: var(--orange); }
.float-zalo  { background: #0068FF; }

/* ─────────────────────────────────────────
   SINGLE POST / PAGE
───────────────────────────────────────── */
.page-hero {
  background: var(--navy); padding: 44px 0;
}
.page-hero h1 { font-size: 28px; font-weight: 700; color: #fff; }
.breadcrumb { font-size: 12.5px; color: #7fa8c9; margin-top: 8px; }
.breadcrumb a { color: #7fa8c9; }
.breadcrumb a:hover { color: #fff; }
.breadcrumb span { color: #4a7899; margin: 0 6px; }

.entry-content-wrap {
  background: #fff; border-radius: 12px;
  border: 1px solid var(--border); padding: 36px;
  margin: 32px 0;
}
.entry-content h2 { font-size: 20px; font-weight: 700; color: var(--navy); margin: 24px 0 12px; }
.entry-content h3 { font-size: 17px; font-weight: 600; color: var(--navy); margin: 20px 0 10px; }
.entry-content p  { font-size: 14px; line-height: 1.8; margin-bottom: 14px; color: var(--text-secondary); }
.entry-content ul, .entry-content ol { padding-left: 20px; margin-bottom: 14px; }
.entry-content ul { list-style: disc; }
.entry-content ol { list-style: decimal; }
.entry-content li { font-size: 14px; line-height: 1.7; color: var(--text-secondary); margin-bottom: 4px; }
.entry-content a { color: var(--navy); text-decoration: underline; }
.entry-content img { border-radius: 8px; margin: 16px 0; }
.entry-content table { width: 100%; border-collapse: collapse; margin: 16px 0; }
.entry-content th,
.entry-content td { border: 1px solid var(--border); padding: 10px 12px; font-size: 13px; }
.entry-content th { background: var(--navy-light); font-weight: 600; color: var(--navy); }
.entry-content blockquote {
  border-left: 3px solid var(--orange); padding: 12px 20px;
  background: #fff8f5; border-radius: 0 8px 8px 0; margin: 16px 0;
  font-style: italic; color: var(--text-secondary);
}

/* Sidebar */
.content-sidebar-wrap {
  display: grid; grid-template-columns: 1fr 300px; gap: 28px;
  align-items: flex-start; padding: 32px 0 52px;
}
.sidebar-widget {
  background: #fff; border: 1px solid var(--border);
  border-radius: 12px; padding: 22px; margin-bottom: 20px;
}
.sidebar-widget h4 {
  font-size: 14px; font-weight: 700; color: var(--navy);
  margin-bottom: 16px; padding-bottom: 10px;
  border-bottom: 2px solid var(--navy-light);
}
.sidebar-links li { padding: 8px 0; border-bottom: 1px solid var(--border); }
.sidebar-links li:last-child { border-bottom: none; }
.sidebar-links li a { font-size: 13px; color: var(--text-secondary); display: flex; align-items: center; gap: 6px; }
.sidebar-links li a:hover { color: var(--navy); }
.sidebar-contact-info { display: flex; flex-direction: column; gap: 10px; }
.sidebar-contact-row { font-size: 13px; color: var(--text-secondary); display: flex; align-items: flex-start; gap: 7px; }
.sidebar-contact-row i { color: var(--orange); font-size: 14px; margin-top: 1px; flex-shrink: 0; }

/* Pagination */
.pagination { display: flex; justify-content: center; gap: 6px; margin: 32px 0; }
.pagination a, .pagination span {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: 7px;
  border: 1px solid var(--border); font-size: 13px; font-weight: 500;
  color: var(--text-secondary);
}
.pagination a:hover { background: var(--navy-light); color: var(--navy); border-color: var(--navy); }
.pagination .current { background: var(--navy); color: #fff; border-color: var(--navy); }

/* 404 */
.error-404-wrap { text-align: center; padding: 80px 20px; }
.error-404-wrap h1 { font-size: 80px; font-weight: 800; color: var(--navy-light); line-height: 1; }
.error-404-wrap h2 { font-size: 24px; font-weight: 600; color: var(--navy); margin: 10px 0 16px; }
.error-404-wrap p  { color: var(--text-muted); margin-bottom: 28px; }

/* ─────────────────────────────────────────
   RESPONSIVE
───────────────────────────────────────── */
@media (max-width: 980px) {
  .primary-nav, .header-contact { display: none; }
  .hamburger { display: block; }
  .hero-inner { flex-direction: column; }
  .hero-stats { width: 100%; }
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .prod-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-strip-inner { flex-direction: column; }
  .map-embed { width: 100%; }
  .map-embed iframe { width: 100%; height: 220px; }
  .content-sidebar-wrap { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .hero-title { font-size: 26px; }
  .hero-stat { padding: 18px 20px; }
  .hero-stat-num { font-size: 24px; }
  .cat-grid, .prod-grid, .why-grid, .process-grid, .news-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .section { padding: 40px 0; }
  .topbar-left .topbar-email { display: none; }
}



/* ═══════════════════════════════════════════
   SHARED LAYOUT
═══════════════════════════════════════════ */
.g-wrap{width:100%;max-width:1140px;margin:0 auto;padding:0 20px;box-sizing:border-box}
.g-bg-alt{background:var(--surface-alt);padding:28px 0 56px}

/* Page header bar */
.pg-bar{background:var(--navy);padding:18px 0 16px}
.pg-title{font-size:21px;font-weight:700;color:#fff}
.crumb{font-size:12px;color:#7fa8c9;display:flex;align-items:center;flex-wrap:wrap;gap:4px}
.crumb a{color:#7fa8c9;text-decoration:none}.crumb a:hover{color:#fff}.crumb span{color:#5a88a8}
.pg-bar-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px}
.pg-bar-meta{font-size:13px;color:#7fa8c9}

/* 2-col layout dùng chung */
.arch-layout,.sl-layout{display:grid;grid-template-columns:236px 1fr;gap:22px;align-items:flex-start}

/* ── SIDEBAR chung ── */
.arch-side,.sl-side{display:flex;flex-direction:column;gap:13px;position:sticky;top:74px}
.side-box,.sl-sb{background:#fff;border:1px solid var(--border);border-radius:10px;padding:15px;overflow:hidden}
.side-box-dark,.sl-sb-dark{background:var(--navy);border-color:var(--navy)}
.side-box-h,.sl-sb-h2{font-size:12px;font-weight:700;color:var(--navy);margin-bottom:11px;padding-bottom:8px;border-bottom:2px solid var(--navy-light);display:flex;align-items:center;gap:5px;text-transform:uppercase;letter-spacing:.4px}
.side-box-h-w,.sl-sb-h{font-size:12px;font-weight:700;color:#fff;margin-bottom:11px;padding-bottom:8px;border-bottom:1px solid rgba(255,255,255,.12);text-align:center;text-transform:uppercase;letter-spacing:.4px}
.side-search,.sl-search{display:flex;border:1px solid var(--border);border-radius:7px;overflow:hidden}
.side-search-inp,.sl-search-inp{flex:1;border:none;outline:none;padding:8px 10px;font-size:13px;font-family:inherit;background:#fff;color:var(--text-primary)}
.side-search button,.sl-search button{background:var(--navy);color:#fff;border:none;padding:0 11px;cursor:pointer;font-size:15px;display:flex;align-items:center}
.side-cats{list-style:none;display:flex;flex-direction:column;gap:1px}
.side-cats li a{display:flex;align-items:center;justify-content:space-between;padding:7px 8px;border-radius:6px;font-size:12.5px;color:var(--text-secondary);transition:background .12s,color .12s;text-decoration:none}
.side-cats li a span:first-child{display:flex;align-items:center;gap:5px}
.side-cats li a:hover{background:var(--navy-light);color:var(--navy)}
.side-cats li.on a{background:var(--navy);color:#fff}
.side-cats li.on a .side-cnt{background:rgba(255,255,255,.2);color:#fff}
.side-cnt{font-size:10px;font-weight:700;padding:1px 6px;background:var(--navy-light);color:var(--navy);border-radius:20px;flex-shrink:0}
.side-note,.sl-respond{font-size:11.5px;color:#7fa8c9;margin-bottom:9px}
.side-note b,.sl-respond b{color:#fff}
.side-phone,.sl-sb-phone{display:flex;align-items:center;gap:6px;font-size:15px;font-weight:700;color:#fff;text-decoration:none;margin-bottom:10px}
.side-phone i,.sl-sb-phone i{color:var(--orange)}
.side-dark-btns,.sl-sb-btns{display:flex;gap:7px;margin-bottom:10px}
.side-btn-o,.sl-sb-call{flex:1;display:flex;align-items:center;justify-content:center;gap:4px;padding:8px;border-radius:7px;background:var(--orange);color:#fff;font-size:12px;font-weight:700;text-decoration:none}
.side-btn-o:hover,.sl-sb-call:hover{background:var(--orange-dark);color:#fff}
.side-btn-z,.sl-sb-zalo{flex:1;display:flex;align-items:center;justify-content:center;gap:4px;padding:8px;border-radius:7px;background:#0068FF;color:#fff;font-size:12px;font-weight:700;text-decoration:none}
.side-btn-z:hover,.sl-sb-zalo:hover{background:#0054cc;color:#fff}
.side-addr,.sl-sb-row{display:flex;align-items:flex-start;gap:5px;font-size:11.5px;color:#7fa8c9;line-height:1.5;margin-bottom:5px}
.side-addr i,.sl-sb-row i{color:var(--orange);font-size:13px;flex-shrink:0;margin-top:1px}
.side-post,.sl-sb-item{display:flex;align-items:center;gap:8px;padding:7px 0;border-bottom:1px solid var(--border);text-decoration:none;color:inherit;transition:color .12s}
.side-post:last-child,.sl-sb-item:last-child{border-bottom:none}
.side-post:hover .side-post-title,.sl-sb-item:hover .sl-sb-name{color:var(--navy)}
.side-post-img,.sl-sb-thumb{width:40px;height:40px;object-fit:cover;border-radius:5px;flex-shrink:0}
.side-post-icon,.sl-sb-icon{width:40px;height:40px;background:var(--navy-light);border-radius:5px;display:flex;align-items:center;justify-content:center;font-size:17px;color:var(--navy);flex-shrink:0}
.side-post-title,.sl-sb-name{font-size:12.5px;font-weight:500;color:var(--text-primary);line-height:1.35;margin-bottom:2px}
.side-post-date,.sl-sb-sub{font-size:11px;color:var(--text-muted)}

/* ═══ ARCHIVE – Product grid ═══ */
.arch-main,.sl-main{min-width:0}
.arch-prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}
.pcard{background:#fff;border:1px solid var(--border);border-radius:10px;overflow:hidden;display:flex;flex-direction:column;transition:border-color .18s,box-shadow .18s}
.pcard:hover{border-color:#b0c4d8;box-shadow:0 4px 12px rgba(26,58,92,.08)}
a.pcard-img{display:flex;height:140px;background:var(--navy-light);position:relative;overflow:hidden;align-items:center;justify-content:center}
.pcard-img img{width:100%;height:100%;object-fit:cover;display:block}
.pcard-icon{font-size:44px;color:var(--navy);opacity:.45}
.pcard-badge{position:absolute;top:8px;left:8px;font-size:10px;font-weight:700;padding:2px 8px;border-radius:4px}
.pcard-badge-hot{background:var(--orange);color:#fff}.pcard-badge-new{background:var(--navy);color:#fff}.pcard-badge-popular{background:#1a8a4a;color:#fff}
.pcard-body{padding:11px 13px 13px;display:flex;flex-direction:column;flex:1}
.pcard-name{font-size:13.5px;font-weight:600;color:var(--text-primary);margin-bottom:5px}.pcard-name a{color:inherit;text-decoration:none}.pcard-name a:hover{color:var(--navy)}
.pcard-desc{font-size:12px;color:var(--text-secondary);line-height:1.55;margin-bottom:10px;flex:1}
.pcard-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto}
.pcard-price{font-size:13px;font-weight:700;color:var(--orange)}
.pcard-cta{font-size:12px;font-weight:600;color:var(--navy);display:inline-flex;align-items:center;gap:3px;padding:5px 9px;border:1px solid var(--navy-light);border-radius:5px;text-decoration:none;transition:background .12s}
.pcard-cta:hover{background:var(--navy-light)}
.arch-empty{padding:48px 20px;text-align:center;color:var(--text-muted)}
.arch-empty i{font-size:44px;opacity:.25;display:block;margin-bottom:12px}

/* ═══ ARCHIVE – Blog list ═══ */
.blog-list{display:flex;flex-direction:column;gap:14px}
.bcard{background:#fff;border:1px solid var(--border);border-radius:10px;overflow:hidden;display:flex;transition:border-color .18s,box-shadow .18s}
.bcard:hover{border-color:#b0c4d8;box-shadow:0 4px 12px rgba(26,58,92,.07)}
a.bcard-img{width:210px;flex-shrink:0;overflow:hidden;background:var(--navy-light);display:block}
.bcard-img img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s}
.bcard:hover .bcard-img img{transform:scale(1.04)}
.bcard-body{padding:16px 18px;display:flex;flex-direction:column;flex:1}
.bcard-meta{display:flex;align-items:center;gap:9px;font-size:11.5px;color:var(--text-muted);margin-bottom:7px}
.bcard-meta i{font-size:13px}
.bcard-cat{background:var(--navy-light);color:var(--navy);padding:2px 8px;border-radius:20px;font-size:11px;font-weight:600;text-decoration:none}
.bcard-title{font-size:15px;font-weight:700;color:var(--text-primary);margin-bottom:7px;line-height:1.35}
.bcard-title a{color:inherit;text-decoration:none}.bcard-title a:hover{color:var(--navy)}
.bcard-exc{font-size:13px;color:var(--text-secondary);line-height:1.65;flex:1;margin-bottom:10px}
.bcard-more{font-size:12.5px;font-weight:600;color:var(--navy);display:inline-flex;align-items:center;gap:4px;text-decoration:none}
.bcard-more:hover{color:var(--orange)}

/* Pagination */
.g-pagination{display:flex;justify-content:center;gap:5px;margin-top:22px;flex-wrap:wrap}
.g-pagination .page-numbers{display:inline-flex;align-items:center;justify-content:center;min-width:34px;height:34px;padding:0 8px;border-radius:6px;border:1px solid var(--border);font-size:13px;font-weight:500;color:var(--text-secondary);text-decoration:none;transition:all .12s}
.g-pagination .page-numbers:hover{background:var(--navy-light);color:var(--navy);border-color:var(--navy)}
.g-pagination .page-numbers.current{background:var(--navy);color:#fff;border-color:var(--navy)}

/* ═══ SINGLE – bố cục ═══ */
/* Product hero */
.sl-product{background:#fff;border:1px solid var(--border);border-radius:10px;padding:22px;display:grid;grid-template-columns:360px 1fr;gap:28px;align-items:flex-start;margin-bottom:20px}
.sl-img-main{position:relative;border-radius:9px;overflow:hidden;border:1px solid var(--border);aspect-ratio:1/1;background:var(--navy-light)}
.sl-img-main img{width:100%;height:100%;object-fit:cover;display:block;transition:opacity .18s}
.sl-img-placeholder{height:100%;display:flex;align-items:center;justify-content:center;font-size:64px;color:var(--navy);opacity:.3}
.sl-badge{position:absolute;top:10px;left:10px;font-size:10px;font-weight:700;padding:3px 9px;border-radius:5px}
.sl-badge-hot{background:var(--orange);color:#fff}.sl-badge-new{background:var(--navy);color:#fff}.sl-badge-popular{background:#1a8a4a;color:#fff}
.sl-thumbs{display:flex;gap:7px;margin-top:9px;flex-wrap:wrap}
.sl-thumb{width:58px;height:58px;border-radius:6px;overflow:hidden;border:2px solid var(--border);padding:0;background:none;cursor:pointer;flex-shrink:0;transition:border-color .15s}
.sl-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.sl-thumb:hover{border-color:var(--navy)}.sl-thumb.on{border-color:var(--orange)}
.sl-cat{display:inline-block;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.6px;color:var(--orange);background:#fff3ee;padding:2px 9px;border-radius:20px;margin-bottom:8px}
.sl-ptitle{font-size:22px;font-weight:800;color:var(--navy);line-height:1.25;margin-bottom:13px}
.sl-feats{list-style:none;display:flex;flex-direction:column;gap:5px;margin-bottom:16px}
.sl-feats li{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--text-secondary)}
.sl-feats i{color:#1a8a4a;font-size:14px;flex-shrink:0}
.sl-price-box{background:var(--surface-alt);border:1px solid var(--border);border-radius:9px;padding:12px 14px;margin-bottom:15px}
.sl-price-label{font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:.4px;color:var(--text-muted);margin-bottom:9px}
.sl-price-label span{font-weight:400;text-transform:none}
.sl-tiers{display:grid;grid-template-columns:repeat(4,1fr);gap:7px}
.sl-tier{background:#fff;border:1px solid var(--border);border-radius:7px;padding:9px 5px;text-align:center}
.sl-tier-h{border-color:var(--orange);background:#fff8f5}
.sl-tq{font-size:10.5px;color:var(--text-muted);margin-bottom:3px}
.sl-tp{font-size:12.5px;font-weight:700;color:var(--navy)}
.sl-ts{font-size:10px;color:var(--orange);font-weight:700;margin-top:2px}
.sl-cta{display:flex;gap:9px;margin-bottom:9px}
.sl-cta-call{flex:1;display:flex;align-items:center;gap:9px;background:var(--orange);color:#fff;border-radius:8px;padding:11px 15px;text-decoration:none;transition:background .15s}
.sl-cta-call:hover{background:var(--orange-dark);color:#fff}
.sl-cta-call i{font-size:20px;flex-shrink:0}
.sl-cta-call small{display:block;font-size:10.5px;font-weight:400;opacity:.85}
.sl-cta-call span{font-size:15px;font-weight:700;line-height:1.2}
.sl-cta-zalo{display:flex;align-items:center;gap:6px;background:#0068FF;color:#fff;border-radius:8px;padding:11px 15px;text-decoration:none;font-size:13.5px;font-weight:700;transition:background .15s;flex-shrink:0}
.sl-cta-zalo:hover{background:#0054cc;color:#fff}
.sl-respond{font-size:11.5px;color:var(--text-muted);display:flex;align-items:center;gap:5px;margin-bottom:14px}
.sl-respond b{color:var(--text-primary)}
.sl-trust{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--border);border-radius:9px;overflow:hidden}
.sl-trust div{display:flex;flex-direction:column;align-items:center;gap:4px;padding:10px 5px;border-right:1px solid var(--border);text-align:center}
.sl-trust div:last-child{border-right:none}
.sl-trust i{font-size:18px;color:var(--navy)}.sl-trust span{font-size:10.5px;color:var(--text-muted);line-height:1.3}

/* Tabs */
.sl-tabs-wrap{margin-bottom:20px}
.sl-tabs{display:flex;background:#fff;border-radius:9px 9px 0 0;overflow:hidden;border:1px solid var(--border);border-bottom:none}
.sl-tab{padding:11px 18px;font-size:13px;font-weight:600;color:var(--text-muted);background:none;border:none;border-bottom:2px solid transparent;cursor:pointer;font-family:inherit;white-space:nowrap;transition:color .15s,border-color .15s,background .15s;margin-bottom:-1px}
.sl-tab:hover{color:var(--navy)}.sl-tab.on{color:var(--navy);border-bottom-color:var(--orange);background:var(--navy-light)}
.sl-panel{display:none}.sl-panel.on{display:block}
.sl-content{background:#fff;border:1px solid var(--border);border-top:none;border-radius:0 0 9px 9px;padding:22px}

/* Content typography */
.sl-content h2,.entry-content h2{font-size:18px;font-weight:700;color:var(--navy);margin:20px 0 9px}.sl-content h2:first-child,.entry-content h2:first-child{margin-top:0}
.sl-content h3,.entry-content h3{font-size:15px;font-weight:600;color:var(--navy);margin:16px 0 7px}
.sl-content p,.entry-content p{font-size:13.5px;line-height:1.8;color:var(--text-secondary);margin-bottom:11px}
.sl-content ul,.entry-content ul,.sl-content ol,.entry-content ol{padding-left:18px;margin-bottom:13px}
.sl-content ul,.entry-content ul{list-style:disc}.sl-content ol,.entry-content ol{list-style:decimal}
.sl-content li,.entry-content li{font-size:13.5px;color:var(--text-secondary);line-height:1.7;margin-bottom:3px}
.sl-content a,.entry-content a{color:var(--navy);text-decoration:underline}
.sl-content img,.entry-content img{border-radius:8px;margin:12px 0;max-width:100%;height:auto}
.sl-content table,.entry-content table{width:100%;border-collapse:collapse;margin:13px 0;font-size:13px}
.sl-content th,.entry-content th,.sl-content td,.entry-content td{border:1px solid var(--border);padding:8px 11px}
.sl-content th,.entry-content th{background:var(--navy-light);font-weight:600;color:var(--navy)}
.sl-content blockquote,.entry-content blockquote{border-left:3px solid var(--orange);padding:10px 15px;background:#fff8f5;border-radius:0 8px 8px 0;margin:13px 0;font-style:italic;color:var(--text-secondary);font-size:13.5px}
.sl-content strong,.entry-content strong{color:var(--text-primary)}

/* Bảng giá inline */
.sl-table{width:100%;border-collapse:collapse;font-size:13px;min-width:440px}
.sl-table th{background:var(--navy);color:#fff;padding:9px 12px;text-align:left;font-weight:600;font-size:12px}
.sl-table td{padding:8px 12px;border-bottom:1px solid var(--border);vertical-align:middle}
.sl-table tr:hover td{background:#fafbfc}
.sl-tr-hot td{background:#fffaf7!important}
.sl-hot-b{display:inline-block;font-size:9.5px;font-weight:700;background:var(--orange);color:#fff;padding:1px 6px;border-radius:4px;margin-left:5px}

/* Specs */
.sl-specs{display:flex;flex-direction:column;gap:8px;margin-bottom:20px}
.sl-spec{display:flex;align-items:flex-start;gap:10px;background:var(--surface-alt);border-radius:7px;padding:10px 12px}
.sl-spec>i{font-size:17px;color:var(--navy);flex-shrink:0;margin-top:2px}
.sl-spec div{display:flex;flex-direction:column;gap:2px}
.sl-spec b{font-size:13px;font-weight:600;color:var(--text-primary)}
.sl-spec span{font-size:12.5px;color:var(--text-secondary)}

/* Article (blog) */
.sl-article{background:#fff;border:1px solid var(--border);border-radius:10px;overflow:hidden;margin-bottom:20px}
.sl-article-thumb{overflow:hidden;max-height:320px}
.sl-article-thumb img{width:100%;object-fit:cover;display:block}
.sl-article-meta{display:flex;align-items:center;gap:9px;font-size:11.5px;color:var(--text-muted);padding:13px 20px 0;flex-wrap:wrap}
.sl-article-meta i{font-size:13px}
.sl-article-cat{background:var(--navy-light);color:var(--navy);padding:2px 8px;border-radius:20px;font-size:11px;font-weight:600;text-decoration:none}
.sl-article .sl-content{border:none;border-top:none;border-radius:0;padding:18px 20px}

/* Related */
.sl-related{margin-top:4px}
.sl-related-h{font-size:14px;font-weight:700;color:var(--navy);margin-bottom:13px;padding-bottom:9px;border-bottom:2px solid var(--navy-light)}
.sl-related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:11px}
.sl-rel-card{background:#fff;border:1px solid var(--border);border-radius:9px;overflow:hidden;text-decoration:none;transition:border-color .15s,box-shadow .15s}
.sl-rel-card:hover{border-color:#b0c4d8;box-shadow:0 3px 10px rgba(26,58,92,.08)}
.sl-rel-img{height:100px;background:var(--navy-light);display:flex;align-items:center;justify-content:center;overflow:hidden}
.sl-rel-img img{width:100%;height:100%;object-fit:cover;display:block}
.sl-rel-img span{font-size:32px;color:var(--navy);opacity:.35}
.sl-rel-body{padding:9px 11px}
.sl-rel-name{font-size:12.5px;font-weight:600;color:var(--text-primary);margin-bottom:4px;line-height:1.3}
.sl-rel-sub{font-size:11.5px;color:var(--navy);display:flex;align-items:center;gap:3px}

/* Mobile sticky */
.sl-mob-bar,.mob-cta-bar{display:none;position:fixed;bottom:0;left:0;right:0;z-index:700;background:#fff;border-top:1px solid var(--border);padding:10px 16px;gap:10px;box-shadow:0 -2px 10px rgba(0,0,0,.1)}
.sl-mob-call,.mob-cta-call,.sl-mob-zalo,.mob-cta-zalo{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;padding:10px;border-radius:8px;font-size:12.5px;font-weight:700;color:#fff;text-decoration:none}
.sl-mob-call i,.mob-cta-call i,.sl-mob-zalo i,.mob-cta-zalo i{font-size:20px}
.sl-mob-call,.mob-cta-call{background:var(--orange)}.sl-mob-zalo,.mob-cta-zalo{background:#0068FF}

/* ── Responsive ── */
@media(max-width:960px){
  .arch-layout,.sl-layout{grid-template-columns:1fr}
  .arch-side,.sl-side{position:static;display:grid;grid-template-columns:1fr 1fr;gap:12px}
  .arch-prod-grid{grid-template-columns:repeat(2,1fr)}
  .bcard{flex-direction:column}.bcard-img{width:100%;height:170px}
  .sl-product{grid-template-columns:1fr;gap:18px}
  .sl-img-main{aspect-ratio:4/3;max-width:440px}
  .sl-related-grid{grid-template-columns:repeat(2,1fr)}
  .sl-mob-bar,.mob-cta-bar{display:flex}
  body{padding-bottom:72px}
}
@media(max-width:580px){
  .arch-prod-grid{grid-template-columns:1fr}
  .arch-side,.sl-side{grid-template-columns:1fr}
  .sl-related-grid{grid-template-columns:1fr}
  .sl-tiers{grid-template-columns:repeat(2,1fr)}
  .sl-trust{grid-template-columns:repeat(2,1fr)}
  .sl-trust div:nth-child(2){border-right:none}
  .sl-trust div:nth-child(3){border-top:1px solid var(--border);border-right:1px solid var(--border)}
  .pg-title{font-size:18px}
  .sl-ptitle{font-size:19px}
  .sl-content,.sl-article .sl-content{padding:14px}
}