/* =========================================================
   DVFSC – giao diện công khai
   Màu chính (--primary) và màu nhấn (--accent) được đặt trong
   Quản trị › Cài đặt và nạp ở <head><meta charset="utf-8">.
   ========================================================= */
:root {
  --primary: #0b2a4a;
  --accent: #c9a227;
  --text: #1f2a37;
  --muted: #64748b;
  --line: #e3e8ef;
  --bg-alt: #f4f6f9;
  --radius: 12px;
  --shadow: 0 6px 24px rgba(15, 35, 60, .08);
  --container: 1200px;
  --font: "Be Vietnam Pro", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: var(--font); font-size: 16px; line-height: 1.65; color: var(--text); background: #fff; }
img { max-width: 100%; height: auto; }
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--accent); }
h1, h2, h3, h4 { line-height: 1.3; margin: 0 0 .6em; color: var(--primary); font-weight: 700; }
p { margin: 0 0 1em; }
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 860px; }
.center { text-align: center; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.skip { position: absolute; left: -999px; top: 0; background: #000; color: #fff; padding: 8px 12px; z-index: 1000; }
.skip:focus { left: 8px; }
.ico { flex-shrink: 0; vertical-align: -0.2em; }
.hp { position: absolute !important; left: -9999px !important; height: 0; overflow: hidden; }

/* ---------- Nút ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 20px; border-radius: 8px;
  border: 2px solid transparent; font: 600 15px/1.2 var(--font); cursor: pointer; transition: .2s; text-align: center; }
.btn-lg { padding: 14px 26px; font-size: 16px; }
.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn-block { width: 100%; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { filter: brightness(1.2); color: #fff; }
.btn-accent { background: var(--accent); color: #1b1b1b; }
.btn-accent:hover { filter: brightness(1.08); color: #000; transform: translateY(-1px); }
.btn-ghost { border-color: rgba(255,255,255,.6); color: #fff; }
.btn-ghost:hover { background: #fff; color: var(--primary); }
.btn-outline { border-color: var(--primary); color: var(--primary); background: #fff; }
.btn-outline:hover { background: var(--primary); color: #fff; }

/* ---------- Topbar & Header ---------- */
.topbar { background: var(--primary); color: rgba(255,255,255,.85); font-size: 13.5px; }
.topbar .container { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding-top: 7px; padding-bottom: 7px; }
.topbar a { color: rgba(255,255,255,.9); }
.topbar a:hover { color: var(--accent); }
.tb-right { display: flex; gap: 20px; }
.site-header { background: #fff; position: sticky; top: 0; z-index: 100; box-shadow: 0 2px 12px rgba(0,0,0,.06); }
.nav-wrap { display: flex; align-items: center; justify-content: space-between; min-height: 76px; gap: 16px; }
.brand { display: flex; align-items: center; gap: 12px; color: var(--primary); }
.brand img { max-height: 56px; width: auto; }
.brand-mark { display: grid; place-items: center; min-width: 52px; height: 52px; padding: 0 8px; border-radius: 10px;
  background: var(--primary); color: var(--accent); font-weight: 800; letter-spacing: .5px; font-size: 15px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-text strong { font-size: 22px; letter-spacing: .5px; }
.brand-text small { font-size: 12px; color: var(--muted); }
.mainnav { display: flex; align-items: center; gap: 12px; }
.mainnav > ul { list-style: none; margin: 0; padding: 0; display: flex; }
.mainnav li { position: relative; }
.mainnav > ul > li > a { display: block; white-space: nowrap; padding: 26px 11px; font-weight: 600; font-size: 14.5px; color: var(--text); }
.mainnav > ul > li.active > a, .mainnav > ul > li > a:hover { color: var(--primary); box-shadow: inset 0 -3px 0 var(--accent); }
.mainnav .sub { list-style: none; margin: 0; padding: 8px 0; position: absolute; top: 100%; left: 0; min-width: 260px; background: #fff;
  border-radius: 0 0 10px 10px; box-shadow: var(--shadow); border-top: 3px solid var(--accent); opacity: 0; visibility: hidden; transform: translateY(8px); transition: .2s; }
.mainnav .has-sub:hover > .sub, .mainnav .has-sub:focus-within > .sub { opacity: 1; visibility: visible; transform: none; }
.mainnav .sub a { display: block; padding: 9px 18px; color: var(--text); font-size: 14.5px; }
.mainnav .sub a:hover { background: var(--bg-alt); color: var(--primary); }
.nav-toggle, .nav-close, .sub-toggle, .nav-head { display: none; }
.nav-toggle, .nav-close { background: none; border: 0; color: var(--primary); cursor: pointer; padding: 6px; }
.nav-backdrop { display: none; }

/* ---------- Hero ---------- */
.hero { position: relative; color: #fff; padding: 72px 0; overflow: hidden;
  background: linear-gradient(120deg, var(--primary) 0%, color-mix(in srgb, var(--primary) 70%, #000) 100%); }
.hero::before { content: ""; position: absolute; inset: 0; opacity: .08;
  background-image: linear-gradient(rgba(255,255,255,.6) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.6) 1px, transparent 1px);
  background-size: 48px 48px; }
.hero::after { content: ""; position: absolute; right: -120px; top: -120px; width: 420px; height: 420px; border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 45%, transparent), transparent 70%); }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.4fr 1fr; gap: 48px; align-items: center; }
.hero h1 { color: #fff; font-size: clamp(28px, 4vw, 44px); }
.hero h1 span { color: var(--accent); }
.hero .lead { font-size: 18px; color: rgba(255,255,255,.85); max-width: 600px; }
.eyebrow { text-transform: uppercase; letter-spacing: 2px; font-size: 13px; font-weight: 700; color: var(--accent); margin-bottom: 10px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 24px; }
.hero-lookup { color: var(--text); padding: 28px; }
.hero-lookup h2 { font-size: 20px; display: flex; gap: 8px; align-items: center; }

/* ---------- Thẻ & lưới ---------- */
.card { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); border: 1px solid var(--line); }
.grid { display: grid; gap: 24px; }
.grid-2-3 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.section { padding: 64px 0; }
.section-alt { background: var(--bg-alt); }
.section-dark { background: var(--primary); color: rgba(255,255,255,.85); }
.section-head { margin-bottom: 32px; }
.section-head h2 { font-size: clamp(24px, 3vw, 32px); }
.section-head.light h2 { color: #fff; }
.row-head { display: flex; justify-content: space-between; align-items: end; gap: 12px; }
.link-more { font-weight: 600; display: inline-flex; gap: 6px; align-items: center; white-space: nowrap; }

.service-card { padding: 28px; display: flex; flex-direction: column; color: var(--text); transition: .25s; }
.service-card:hover { transform: translateY(-4px); border-color: var(--accent); color: var(--text); }
.service-card h3 { font-size: 19px; margin-top: 16px; }
.service-card p { color: var(--muted); flex: 1; }
.svc-icon { display: grid; place-items: center; width: 60px; height: 60px; border-radius: 14px;
  background: color-mix(in srgb, var(--primary) 8%, #fff); color: var(--primary); }
.service-card:hover .svc-icon { background: var(--primary); color: var(--accent); }
.more { font-weight: 600; color: var(--primary); display: inline-flex; gap: 6px; align-items: center; }

.why > div { padding: 8px; }
.why h3 { color: #fff; font-size: 18px; margin-top: 14px; }
.why-ico { display: grid; place-items: center; width: 64px; height: 64px; border-radius: 50%; border: 2px solid var(--accent); color: var(--accent); }

.post-card { overflow: hidden; display: flex; flex-direction: column; }
.post-card .thumb { display: block; aspect-ratio: 16 / 10; overflow: hidden; background: var(--bg-alt); }
.post-card .thumb img { width: 100%; height: 100%; object-fit: cover; transition: .4s; }
.post-card:hover .thumb img { transform: scale(1.05); }
.noimg { height: 100%; display: grid; place-items: center; color: #b6c2d0; }
.card-body { padding: 18px 20px 20px; }
.card-body h3 { font-size: 17px; margin: 6px 0; }
.card-body h3 a { color: var(--text); }
.card-body h3 a:hover { color: var(--primary); }
.card-body p { color: var(--muted); font-size: 14.5px; margin: 0 0 6px; }
.meta { color: var(--muted); font-size: 13.5px; display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.tag { display: inline-block; font-size: 12px; font-weight: 600; color: var(--primary); background: color-mix(in srgb, var(--accent) 22%, #fff); padding: 2px 10px; border-radius: 20px; }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.doc-list { list-style: none; padding: 0; margin: 0; }
.doc-list li { display: flex; gap: 12px; padding: 14px 0; border-bottom: 1px solid var(--line); color: var(--primary); }
.doc-list a, .doc-list span { color: var(--text); font-weight: 500; }
.doc-list small { display: block; color: var(--muted); }
.cta-box { background: var(--primary); color: rgba(255,255,255,.88); padding: 40px; border-radius: var(--radius); position: relative; overflow: hidden; }
.cta-box h2 { color: #fff; }
.cta-box::after { content: ""; position: absolute; right: -60px; bottom: -60px; width: 200px; height: 200px; border-radius: 50%; border: 30px solid color-mix(in srgb, var(--accent) 30%, transparent); }
.cta-phone { margin-top: 18px; }
.cta-phone strong { color: var(--accent); }

/* ---------- Trang trong ---------- */
.page-hero { background: linear-gradient(120deg, var(--primary), color-mix(in srgb, var(--primary) 75%, #000)); color: #fff; padding: 36px 0 40px; }
.page-hero h1 { color: #fff; font-size: clamp(24px, 3.4vw, 36px); margin: 8px 0 4px; }
.page-hero p { color: rgba(255,255,255,.8); margin: 0; }
.breadcrumb { font-size: 13.5px; color: rgba(255,255,255,.7); display: flex; flex-wrap: wrap; gap: 6px; }
.breadcrumb a { color: rgba(255,255,255,.85); }
.breadcrumb a:hover { color: var(--accent); }
.with-sidebar { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 40px; align-items: start; }
.sidebar { display: flex; flex-direction: column; gap: 24px; position: sticky; top: 100px; }
.widget { background: var(--bg-alt); border-radius: var(--radius); padding: 22px; }
.widget h3 { font-size: 17px; border-left: 4px solid var(--accent); padding-left: 10px; }
.widget-cta { background: var(--primary); color: rgba(255,255,255,.88); }
.widget-cta h3 { color: #fff; }
.side-links { list-style: none; margin: 0; padding: 0; }
.side-links li { border-bottom: 1px dashed var(--line); }
.side-links a { display: flex; gap: 8px; align-items: center; padding: 9px 0; color: var(--text); }
.side-links a:hover { color: var(--primary); padding-left: 4px; }
.side-links small { color: var(--muted); }
.search-box { display: flex; background: #fff; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.search-box input { flex: 1; border: 0; padding: 10px 12px; font: inherit; min-width: 0; }
.search-box button { border: 0; background: var(--primary); color: #fff; padding: 0 14px; cursor: pointer; }
.search-box.big { margin-bottom: 30px; }
.search-box.big input { padding: 14px 16px; font-size: 17px; }

.content { font-size: 16.5px; min-width: 0; }
.content h2 { font-size: 24px; margin-top: 1.4em; }
.content h3 { font-size: 20px; margin-top: 1.2em; }
.content img { border-radius: 8px; }
.content table { width: 100%; border-collapse: collapse; margin: 1em 0; display: block; overflow-x: auto; }
.content th, .content td { border: 1px solid var(--line); padding: 8px 10px; }
.content th { background: var(--bg-alt); }
.content blockquote { margin: 1em 0; padding: 12px 20px; border-left: 4px solid var(--accent); background: var(--bg-alt); }
.content iframe { max-width: 100%; aspect-ratio: 16 / 9; height: auto; border: 0; }
.content .lead { font-size: 18px; color: #374151; }
.inline-cta { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; margin-top: 32px; padding: 20px 24px; border-radius: var(--radius); background: color-mix(in srgb, var(--accent) 14%, #fff); border: 1px solid color-mix(in srgb, var(--accent) 40%, #fff); }
.share { margin-top: 32px; padding-top: 16px; border-top: 1px solid var(--line); display: flex; gap: 10px; align-items: center; flex-wrap: wrap; font-size: 14px; }
.share a, .share button { padding: 5px 12px; border: 1px solid var(--line); border-radius: 20px; background: #fff; font: inherit; cursor: pointer; color: var(--text); }
.related-title { margin-top: 40px; font-size: 22px; }
.related .card-body p:last-child { display: none; }
.empty { padding: 40px; text-align: center; color: var(--muted); background: var(--bg-alt); border-radius: var(--radius); }
.info-list { display: grid; grid-template-columns: auto 1fr; gap: 6px 16px; margin: 0 0 12px; }
.info-list dt { color: var(--muted); }
.info-list dd { margin: 0; font-weight: 600; }
.checklist { padding-left: 0; list-style: none; margin: 0; }
.checklist li { padding: 6px 0 6px 26px; position: relative; font-size: 14.5px; }
.checklist li::before { content: "✓"; position: absolute; left: 0; color: var(--accent); font-weight: 800; }

/* Bảng văn bản */
.filter-bar { display: grid; grid-template-columns: 1fr 200px 160px auto; gap: 12px; margin-bottom: 24px; }
.filter-bar input, .filter-bar select { padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px; font: inherit; background: #fff; min-width: 0; }
.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; background: #fff; }
.table th { background: var(--primary); color: #fff; text-align: left; padding: 12px; font-size: 14px; font-weight: 600; }
.table td { padding: 12px; border-bottom: 1px solid var(--line); vertical-align: top; font-size: 15px; }
.table tr:hover td { background: #fafbfd; }

/* Tuyển dụng */
.job-card { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 20px 24px; margin-bottom: 16px; color: var(--text); }
.job-card:hover { border-color: var(--accent); color: var(--text); }
.job-card h3 { font-size: 18px; margin: 0 0 4px; }
.job-card .meta { margin: 0; }
.job-card.expired { opacity: .65; }

/* ---------- Form ---------- */
.form { padding: 28px; }
.form-title { font-size: 18px; margin: 4px 0 16px; padding-bottom: 8px; border-bottom: 1px solid var(--line); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; margin-bottom: 12px; }
.fg { margin-bottom: 14px; }
.fg.full { grid-column: 1 / -1; }
label { display: block; font-weight: 600; font-size: 14.5px; margin-bottom: 5px; }
label b { color: #c0392b; }
input:not([type=checkbox]):not([type=radio]), select, textarea {
  width: 100%; padding: 11px 13px; border: 1px solid #cfd8e3; border-radius: 8px; font: inherit; font-size: 15.5px; background: #fff; color: var(--text); }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 15%, transparent); }
.hero-lookup input { margin-bottom: 12px; }
.check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; margin: 6px 0 20px; }
.check input { margin-top: 5px; width: 18px; height: 18px; flex-shrink: 0; }
.alert { padding: 12px 16px; border-radius: 8px; margin-bottom: 14px; }
.alert.big { padding: 18px 20px; }
.alert-success { background: #e7f6ec; color: #135e2c; border: 1px solid #b6e2c3; }
.alert-error { background: #fdeceb; color: #9b1c1c; border: 1px solid #f5c2c0; }
.alert-warning { background: #fff7e1; color: #7a5300; border: 1px solid #f1dc9d; }
.alert-info { background: #eaf2ff; color: #1e3a8a; border: 1px solid #c4d7fb; }
.code { font-size: 20px; letter-spacing: 1px; }
.lookup-form { margin-bottom: 20px; }
.cert-result { border-radius: var(--radius); padding: 24px; margin-bottom: 20px; border: 2px solid; }
.cert-result.ok { border-color: #2e9d57; background: #f0faf3; }
.cert-result.ok h2 { color: #1f7a41; display: flex; gap: 10px; align-items: center; }
.cert-result.revoked { border-color: #c0392b; background: #fdf1f0; }
.cert-result.revoked h2 { color: #a12b20; display: flex; gap: 10px; align-items: center; }
.badge { display: inline-block; padding: 4px 12px; border-radius: 20px; font-size: 13px; font-weight: 600; white-space: nowrap; }
.badge-green { background: #e3f5e9; color: #1f7a41; }
.badge-gray { background: #eef1f5; color: #5d6b7b; }

.contact-grid .f-contact li { color: var(--text); }
.map iframe { width: 100%; height: 320px; border: 0; border-radius: var(--radius); margin-top: 16px; }
.result-list { list-style: none; padding: 0; }
.result-list li { padding: 12px 0; border-bottom: 1px solid var(--line); }
.result-list a { font-weight: 600; font-size: 17px; }
.result-list p { margin: 4px 0 0; color: var(--muted); font-size: 14.5px; }
.big-404 { font-size: 120px; font-weight: 800; color: var(--accent); line-height: 1; margin: 0; }

/* Phân trang */
.pager { display: flex; justify-content: center; gap: 6px; margin-top: 32px; flex-wrap: wrap; }
.pager a, .pager span { min-width: 40px; height: 40px; padding: 0 10px; display: grid; place-items: center; border-radius: 8px; border: 1px solid var(--line); color: var(--text); }
.pager .current { background: var(--primary); color: #fff; border-color: var(--primary); }
.pager a:hover { border-color: var(--primary); }

/* ---------- Footer ---------- */
.site-footer { background: #0a1726; color: rgba(255,255,255,.72); font-size: 14.5px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 36px; padding-top: 56px; padding-bottom: 40px; }
.site-footer h3 { color: #fff; font-size: 18px; }
.site-footer h4 { color: #fff; font-size: 16px; position: relative; padding-bottom: 10px; }
.site-footer h4::after { content: ""; position: absolute; left: 0; bottom: 0; width: 40px; height: 3px; background: var(--accent); }
.site-footer a { color: rgba(255,255,255,.78); }
.site-footer a:hover { color: var(--accent); }
.site-footer .muted { color: rgba(255,255,255,.55); }
.f-contact { list-style: none; padding: 0; margin: 0; }
.f-contact li { display: flex; gap: 10px; padding: 5px 0; align-items: flex-start; }
.f-contact .ico { margin-top: 3px; color: var(--accent); }
.f-contact.dark li { color: var(--text); }
.f-contact.big li { font-size: 16px; padding: 8px 0; }
.f-links { list-style: none; padding: 0; margin: 0; }
.f-links li { padding: 4px 0; }
.f-map iframe { width: 100%; height: 180px; border: 0; border-radius: 8px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 16px 0; font-size: 13px; }
.footer-bottom .container { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }

/* Nút liên hệ nổi */
.float-contact { position: fixed; right: 16px; bottom: 16px; display: flex; flex-direction: column; gap: 10px; z-index: 90; }
.float-contact a { width: 50px; height: 50px; border-radius: 50%; display: grid; place-items: center; color: #fff; box-shadow: 0 4px 14px rgba(0,0,0,.25); font-weight: 700; font-size: 13px; }
.fc-phone { background: #e53935; animation: ring 2s infinite; }
.fc-zalo { background: #0068ff; }
.fc-top { background: var(--primary); font-size: 20px !important; opacity: 0; pointer-events: none; transition: .3s; }
.fc-top.show { opacity: 1; pointer-events: auto; }
.float-contact a:hover { color: #fff; filter: brightness(1.1); }
@keyframes ring { 0%, 100% { box-shadow: 0 0 0 0 rgba(229,57,53,.5); } 50% { box-shadow: 0 0 0 12px rgba(229,57,53,0); } }

/* =================== Responsive =================== */
.sm-only { display: none; }
@media (min-width: 1141px) {
  .nav-home { display: none; }
  .lg-only { display: none; } .sm-only { display: inline; }
  .mainnav > ul > li > a { padding: 26px 10px; font-size: 14.5px; }
  .brand-text small { display: none; }
}
@media (max-width: 1260px) {
  .mainnav > ul > li > a { padding: 26px 7px; font-size: 14px; }
  .nav-cta { padding: 9px 12px; font-size: 14px; }
}
@media (max-width: 1140px) {
  .nav-home { display: list-item; }
  .lg-only { display: inline; } .sm-only { display: none; }
  .brand-text small { display: block; }
}
@media (max-width: 1140px) {
  .nav-toggle { display: block; }
  .mainnav { position: fixed; top: 0; right: 0; bottom: 0; width: min(340px, 86vw); background: #fff; flex-direction: column; align-items: stretch;
    gap: 0; transform: translateX(100%); transition: transform .3s; z-index: 200; overflow-y: auto; box-shadow: -6px 0 24px rgba(0,0,0,.15); }
  .mainnav.open { transform: none; }
  .nav-head { display: flex; justify-content: space-between; align-items: center; padding: 14px 18px; border-bottom: 1px solid var(--line); color: var(--primary); }
  .nav-close { display: block; }
  .mainnav > ul { flex-direction: column; }
  .mainnav > ul > li { border-bottom: 1px solid var(--line); }
  .mainnav > ul > li > a { padding: 14px 18px; font-size: 15.5px; }
  .mainnav > ul > li.active > a, .mainnav > ul > li > a:hover { box-shadow: inset 4px 0 0 var(--accent); }
  .sub-toggle { display: block; position: absolute; right: 6px; top: 6px; width: 40px; height: 40px; border: 0; background: none; cursor: pointer; }
  .sub-toggle::before { content: ""; display: block; width: 9px; height: 9px; margin: auto; border-right: 2px solid var(--muted); border-bottom: 2px solid var(--muted); transform: rotate(45deg); transition: .2s; }
  .has-sub.open > .sub-toggle::before { transform: rotate(-135deg); }
  .mainnav .sub { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: 0; border-radius: 0; padding: 0 0 8px; display: none; background: var(--bg-alt); }
  .mainnav .has-sub.open > .sub { display: block; }
  .mainnav .sub a { padding: 10px 30px; }
  .nav-cta { margin: 18px; }
  .nav-backdrop { display: block; position: fixed; inset: 0; background: rgba(0,0,0,.45); opacity: 0; visibility: hidden; transition: .3s; z-index: 150; }
  .nav-backdrop.show { opacity: 1; visibility: visible; }
  body.nav-open { overflow: hidden; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  .hero-grid, .two-col, .with-sidebar { grid-template-columns: 1fr; }
  .hero { padding: 48px 0; }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .sidebar { position: static; }
  .filter-bar { grid-template-columns: 1fr 1fr; }
  .filter-bar input { grid-column: 1 / -1; }
  .section { padding: 48px 0; }
}
@media (max-width: 640px) {
  body { font-size: 15.5px; }
  .topbar .container > span:first-child { display: none; }
  .topbar .container { justify-content: center; }
  .tb-right { gap: 14px; font-size: 13px; }
  .nav-wrap { min-height: 64px; }
  .brand img { max-height: 44px; }
  .brand-mark { min-width: 44px; height: 44px; font-size: 13px; }
  .brand-text strong { font-size: 19px; }
  .brand-text small { font-size: 11px; }
  .grid-3, .grid-4, .grid-2-3, .form-grid, .footer-grid { grid-template-columns: 1fr; }
  .hero-actions .btn { width: 100%; }
  .row-head { flex-direction: column; align-items: flex-start; }
  .cta-box { padding: 28px 22px; }
  .form { padding: 20px; }
  .filter-bar { grid-template-columns: 1fr; }
  .job-card { flex-direction: column; align-items: flex-start; }
  /* Bảng văn bản dạng thẻ trên điện thoại */
  .docs-table thead { display: none; }
  .docs-table, .docs-table tbody, .docs-table tr, .docs-table td { display: block; width: 100%; }
  .docs-table tr { border: 1px solid var(--line); border-radius: 10px; margin-bottom: 12px; padding: 8px 4px; }
  .docs-table td { border: 0; padding: 4px 12px; }
  .docs-table td[data-label]::before { content: attr(data-label) ": "; color: var(--muted); font-size: 13px; }
  .docs-table td:empty { display: none; }
  .float-contact a { width: 46px; height: 46px; }
}
@media print {
  .topbar, .site-header, .site-footer, .float-contact, .sidebar { display: none !important; }
}

/* ---------- Biểu phí dịch vụ ---------- */
.fee-current { padding: 28px; margin-bottom: 40px; }
.fee-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 24px; flex-wrap: wrap; }
.fee-head h2 { font-size: 22px; margin: 10px 0 14px; }
.fee-summary { background: var(--bg-alt); border-left: 4px solid var(--accent); padding: 12px 16px; border-radius: 6px; margin-bottom: 8px; }
.pdf-frame { margin-top: 20px; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; background: #525659; }
.pdf-frame iframe { width: 100%; height: 80vh; min-height: 520px; border: 0; display: block; }
.pdf-note { display: none; margin-top: 8px; }
.fee-history-title { font-size: 22px; margin-top: 8px; }
.fee-upcoming a { font-weight: 600; }
.mainnav .sub .sub-sep { border-top: 1px solid var(--line); margin-top: 6px; padding-top: 6px; }
@media (max-width: 640px) {
  .fee-current { padding: 20px; }
  .pdf-frame iframe { height: 60vh; min-height: 380px; }
  .pdf-note { display: block; }
  .fee-head .btn { width: 100%; }
}