:root {
  --hlb-blue: #374c9a;
  --hlb-blue-dark: #24346f;
  --hlb-yellow: #ffc30b;
  --hlb-orange: #ec7e16;
  --text-main: #151b2d;
  --text-muted: #6b7284;
  --line: #e7eaf0;
  --bg-light: #f6f8fb;
  --white: #ffffff;
  --shadow: 0 18px 45px rgba(23, 32, 51, 0.12);
  --radius: 22px;
  --container: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: var(--text-main);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

img,
svg,
video {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea,
select {
  font: inherit;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 12px;
  z-index: 999;
  background: var(--hlb-yellow);
  color: var(--text-main);
  padding: 10px 14px;
  border-radius: 10px;
}

.skip-link:focus {
  left: 12px;
}

.container {
  width: min(var(--container), calc(100% - 32px));
  margin: 0 auto;
}

.topbar {
  background: var(--hlb-blue);
  color: var(--white);
  font-size: 14px;
}

.topbar__inner {
  min-height: 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.topbar a {
  color: var(--hlb-yellow);
  font-weight: 800;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  box-shadow: 0 6px 24px rgba(23, 32, 51, 0.08);
}

.navbar {
  background: var(--hlb-yellow);
}

.navbar__inner {
  min-height: 84px;
  display: flex;
  align-items: center;
  gap: 22px;
}

.brand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-width: max-content;
  font-weight: 900;
  color: var(--white);
  letter-spacing: 0.02em;
  background: linear-gradient(135deg, var(--hlb-blue-dark), var(--hlb-blue));
  padding: 12px 18px;
  border-radius: 18px;
  box-shadow: 0 12px 28px rgba(23, 32, 51, 0.16);
}

.brand img {
  max-height: 58px;
  width: auto;
}

.brand__mark {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 3px solid var(--hlb-yellow);
  border-radius: 14px;
  background: transparent;
  color: var(--hlb-yellow);
  font-size: 13px;
}

.brand__text {
  font-size: 18px;
  line-height: 1;
  color: var(--white);
}

.brand__text strong {
  display: block;
  font-size: 13px;
  letter-spacing: 0.12em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

.main-nav a {
  padding: 10px 11px;
  border-radius: 999px;
  color: var(--text-main);
  font-size: 15px;
  font-weight: 700;
  white-space: nowrap;
}

.main-nav a:hover {
  background: rgba(255, 255, 255, 0.55);
}

.navbar__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.hotline {
  font-weight: 800;
  color: var(--hlb-blue);
  white-space: nowrap;
  letter-spacing: 0.01em;
}

.nav-toggle {
  display: none;
  margin-left: auto;
  width: 44px;
  height: 44px;
  border: 0;
  background: rgba(255, 255, 255, 0.55);
  border-radius: 12px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-main);
  margin: 5px auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 13px 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 900;
  text-align: center;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 24px rgba(23, 32, 51, 0.14);
}

.btn--primary {
  background: var(--hlb-yellow);
  color: var(--text-main);
}

.btn--outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.62);
}

.btn--outline:hover {
  background: rgba(255, 255, 255, 0.12);
}

.btn--small {
  min-height: 40px;
  padding: 9px 14px;
  font-size: 14px;
}

.btn--full {
  width: 100%;
}

.btn--light {
  background: var(--white);
  color: var(--hlb-blue);
}

.notice {
  position: fixed;
  z-index: 200;
  top: 118px;
  left: 50%;
  transform: translateX(-50%);
  width: min(720px, calc(100% - 32px));
  padding: 14px 18px;
  border-radius: 16px;
  box-shadow: var(--shadow);
  font-weight: 800;
}

.notice--success {
  background: #ecfdf3;
  border: 1px solid #abefc6;
  color: #067647;
}

.notice--error {
  background: #fff1f3;
  border: 1px solid #fecdd3;
  color: #b42318;
}

.hero {
  position: relative;
  overflow: hidden;
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(13, 26, 71, 0.98) 0%, rgba(22, 41, 102, 0.94) 34%, rgba(31, 53, 125, 0.72) 58%, rgba(31, 53, 125, 0.58) 100%),
    radial-gradient(circle at 20% 20%, rgba(255, 195, 11, 0.16), transparent 28%),
    linear-gradient(180deg, rgba(8, 17, 47, 0.72), rgba(8, 17, 47, 0.84)),
    url('https://hlbvietnam.com/nhap-hang-trung-quoc-b2b/hlb-hero-tim-nguon-hang-trung-quoc-v2.png') center / cover no-repeat,
    linear-gradient(135deg, #24346f, #374c9a);
  padding: 98px 0 88px;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(3, 10, 34, 0.34) 0%, rgba(3, 10, 34, 0.20) 44%, rgba(3, 10, 34, 0.08) 100%),
    radial-gradient(circle at 18% 45%, rgba(0, 0, 0, 0.28), transparent 34%);
}

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 46px;
  align-items: center;
}

.hero-content {
  position: relative;
  padding: 8px 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  margin: 0 auto 16px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255, 195, 11, 0.16);
  border: 1px solid rgba(255, 195, 11, 0.42);
  color: var(--hlb-orange);
  font-size: 13px;
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: 0.055em;
  text-transform: uppercase;
  box-shadow: 0 10px 26px rgba(236, 126, 22, 0.12);
}

.hero .eyebrow,
.section--blue .eyebrow,
.final-cta .eyebrow {
  background: rgba(255, 255, 255, 0.11);
  border-color: rgba(255, 255, 255, 0.22);
  color: var(--hlb-yellow);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.10);
}

.hero .eyebrow,
.section-heading--left .eyebrow {
  margin-left: 0;
  margin-right: 0;
}

.hero h1,
.section h2,
.final-cta h2,
.card h3,
.category-card h3,
.proof-card h3,
.timeline-item h3,
.lead-card h2,
.lead-form h2 {
  font-family: 'Inter Tight', 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
}

.hero h1,
.section h2,
.final-cta h2 {
  margin: 0;
  line-height: 1.12;
  letter-spacing: -0.035em;
  font-weight: 850;
}

.hero h1 {
  font-size: clamp(36px, 5vw, 62px);
  max-width: 760px;
  font-weight: 850;
  text-shadow: 0 12px 34px rgba(0, 0, 0, 0.42), 0 2px 8px rgba(0, 0, 0, 0.24);
}

.hero-desc {
  margin: 22px 0 28px;
  font-size: 18px;
  color: rgba(255, 255, 255, 0.92);
  max-width: 720px;
  text-shadow: 0 8px 22px rgba(0, 0, 0, 0.36);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 24px;
}

.trust-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.trust-points span {
  display: inline-flex;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: rgba(255, 255, 255, 0.95);
  font-size: 14px;
  font-weight: 800;
  backdrop-filter: blur(8px);
  text-shadow: 0 4px 12px rgba(0, 0, 0, 0.24);
}

.lead-card,
.lead-form {
  background: rgba(255, 255, 255, 0.96);
  color: var(--text-main);
  padding: 26px;
  border-radius: var(--radius);
  box-shadow: 0 24px 70px rgba(3, 10, 34, 0.22);
  backdrop-filter: blur(10px);
}

.lead-card h2,
.lead-form h2 {
  color: var(--hlb-blue);
  margin: 0 0 6px;
  line-height: 1.2;
}

.lead-card p,
.lead-form p {
  margin: 0 0 18px;
  color: var(--text-muted);
}

label {
  display: block;
  color: var(--text-main);
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 12px;
}

input,
textarea,
select {
  width: 100%;
  margin-top: 7px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--white);
  color: var(--text-main);
  padding: 12px 13px;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

input:focus,
textarea:focus,
select:focus {
  border-color: var(--hlb-blue);
  box-shadow: 0 0 0 4px rgba(55, 76, 154, 0.12);
}

textarea {
  resize: vertical;
}

.hp-field {
  position: absolute;
  left: -9999px;
  opacity: 0;
}

.section {
  padding: 84px 0;
}

.section--compact {
  padding: 0;
}

.section--light {
  background: var(--bg-light);
}

.section--blue {
  background:
    radial-gradient(circle at 6% 10%, rgba(255, 195, 11, 0.25), transparent 25%),
    linear-gradient(135deg, var(--hlb-blue), var(--hlb-blue-dark));
  color: var(--white);
}

.section-heading {
  max-width: 820px;
  margin: 0 auto 42px;
  text-align: center;
}

.section-heading--left {
  text-align: left;
  margin-left: 0;
}

.section-heading h2,
.final-cta h2 {
  font-size: clamp(32px, 4vw, 48px);
}

.section-heading p:not(.eyebrow) {
  max-width: 760px;
  margin: 16px auto 0;
  color: var(--text-muted);
  font-size: 17px;
  line-height: 1.75;
}

.section-heading--left p:not(.eyebrow) {
  margin-left: 0;
  margin-right: 0;
}

.section--blue .section-heading p:not(.eyebrow),
.section--blue p,
.section--blue li {
  color: rgba(255, 255, 255, 0.84);
}

.stat-strip {
  transform: translateY(-34px);
  position: relative;
  z-index: 5;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  overflow: hidden;
  background: var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.stat-strip div {
  background: var(--white);
  padding: 24px;
  min-height: 112px;
}

.stat-strip strong {
  display: block;
  color: var(--hlb-blue);
  font-size: 24px;
  line-height: 1.1;
}

.stat-strip span {
  display: block;
  margin-top: 7px;
  color: var(--text-muted);
  font-weight: 700;
}

.card-grid {
  display: grid;
  gap: 20px;
}

.card-grid--4 {
  grid-template-columns: repeat(4, 1fr);
}

.card-grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

.usp-grid {
  grid-template-columns: repeat(4, 1fr);
}

.card,
.category-card,
.proof-card,
.timeline-item {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: 0 12px 28px rgba(23, 32, 51, 0.06);
}

.card__icon {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 13px;
  background: rgba(255, 195, 11, 0.2);
  color: var(--hlb-orange);
  margin-bottom: 16px;
}

.card h3,
.category-card h3,
.proof-card h3,
.timeline-item h3 {
  margin: 0 0 10px;
  line-height: 1.25;
  color: var(--text-main);
  font-size: 19px;
}

.card p,
.category-card p,
.proof-card p,
.timeline-item p {
  margin: 0;
  color: var(--text-muted);
}

.card--dark {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.18);
  box-shadow: none;
}

.card--dark h3 {
  color: var(--white);
}

.card--dark p {
  color: rgba(255, 255, 255, 0.82);
}

.split-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: center;
  gap: 44px;
}

.split-grid--reverse {
  grid-template-columns: 1fr 1fr;
}

.split-grid h2 {
  font-size: clamp(30px, 4vw, 46px);
  margin: 0 0 18px;
  line-height: 1.15;
}

.problem-list,
.check-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.problem-list {
  display: grid;
  gap: 12px;
}

.problem-list li,
.check-list li {
  position: relative;
  padding: 14px 16px 14px 42px;
  border-radius: 16px;
}

.problem-list li {
  background: rgba(255, 255, 255, 0.1);
}

.problem-list li::before,
.check-list li::before {
  content: "✓";
  position: absolute;
  left: 16px;
  top: 14px;
  color: var(--hlb-yellow);
  font-weight: 900;
}

.compare-box {
  display: grid;
  gap: 28px;
}

.compare-table {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.compare-row {
  display: grid;
  grid-template-columns: 0.8fr 1.1fr 1.1fr;
  border-bottom: 1px solid var(--line);
}

.compare-row:last-child {
  border-bottom: 0;
}

.compare-row > div {
  padding: 18px;
  background: var(--white);
}

.compare-row--head > div {
  background: var(--hlb-blue);
  color: var(--white);
  font-weight: 900;
}

.compare-row--highlight > div {
  background: #fff7d6;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(7, minmax(220px, 1fr));
  gap: 18px;
  overflow-x: auto;
  padding-bottom: 12px;
}

.timeline-item span {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 16px;
  border-radius: 50%;
  background: var(--hlb-blue);
  color: var(--hlb-yellow);
  font-weight: 900;
}

.formula-card {
  border-radius: var(--radius);
  padding: 30px;
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(55, 76, 154, 0.97), rgba(36, 52, 111, 0.97)),
    var(--hlb-blue);
  box-shadow: var(--shadow);
}

.formula-card h3 {
  margin: 0 0 20px;
  color: var(--hlb-yellow);
  font-size: 24px;
}

.formula-card p {
  margin: 0;
  padding: 14px 16px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.12);
  font-weight: 800;
}

.formula-card span {
  display: block;
  text-align: center;
  color: var(--hlb-yellow);
  font-size: 22px;
  font-weight: 900;
  margin: 4px 0;
}

.note-box {
  margin-top: 20px;
  padding: 18px;
  border-left: 5px solid var(--hlb-yellow);
  border-radius: 16px;
  background: var(--bg-light);
  color: var(--text-main);
  font-weight: 800;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.category-card {
  position: relative;
  overflow: hidden;
}

.category-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 5px;
  background: var(--hlb-yellow);
}

.section-footnote {
  margin: 26px auto 0;
  max-width: 860px;
  text-align: center;
  color: var(--text-muted);
  font-weight: 800;
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.proof-card__image {
  display: grid;
  place-items: center;
  min-height: 190px;
  margin: -10px -10px 18px;
  border-radius: 18px;
  background:
    linear-gradient(135deg, rgba(55, 76, 154, 0.14), rgba(255, 195, 11, 0.18)),
    #eef2ff;
  color: var(--hlb-blue);
  font-weight: 900;
}

.lead-section-grid {
  display: grid;
  grid-template-columns: 0.78fr 1.22fr;
  gap: 42px;
  align-items: start;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0 14px;
}

.form-span-2 {
  grid-column: span 2;
}

.form-note {
  margin: 12px 0 0 !important;
  font-size: 13px;
}

.check-list {
  margin-top: 22px;
}

.check-list li {
  background: var(--bg-light);
  margin-bottom: 10px;
}

.check-list li::before {
  color: var(--hlb-blue);
}

.lead-intro {
  max-width: 980px;
  margin: 0 auto 34px;
  text-align: center;
}

.lead-intro h2 {
  margin: 0;
  font-size: clamp(30px, 3.8vw, 44px);
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.lead-intro > p:not(.eyebrow) {
  max-width: 760px;
  margin: 14px auto 0;
  color: var(--text-muted);
  font-size: 17px;
}

.trust-panel {
  margin: 24px 0 0;
  padding: 22px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(55, 76, 154, 0.08), rgba(255, 195, 11, 0.14));
  border: 1px solid rgba(55, 76, 154, 0.14);
}

.trust-panel--wide {
  display: grid;
  grid-template-columns: 0.9fr 1.6fr;
  align-items: center;
  gap: 18px;
  text-align: left;
}

.trust-panel__copy h3 {
  margin: 0 0 8px;
  color: var(--hlb-blue);
  font-size: 20px;
  line-height: 1.25;
}

.trust-panel__copy p {
  margin: 0;
  color: var(--text-muted);
  font-size: 14px;
}

.trust-panel__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.trust-panel__grid div {
  min-width: 0;
  padding: 12px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(55, 76, 154, 0.1);
}

.trust-panel__grid strong {
  display: block;
  margin-bottom: 4px;
  color: var(--hlb-blue);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.trust-panel__grid span {
  display: block;
  color: var(--text-main);
  font-size: 13px;
  font-weight: 700;
  overflow-wrap: anywhere;
}

.trust-panel a {
  color: var(--hlb-blue);
  font-weight: 800;
}

.check-list--lead {
  margin-top: 0;
}

.faq-container {
  max-width: 900px;
}

.faq-list {
  display: grid;
  gap: 14px;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 0 18px;
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 0;
  font-weight: 900;
  color: var(--hlb-blue);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item p {
  margin: 0 0 18px;
  color: var(--text-muted);
}

.final-cta {
  background: linear-gradient(135deg, var(--hlb-blue-dark), var(--hlb-blue));
  color: var(--white);
  padding: 70px 0;
}

.final-cta__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px;
  align-items: center;
}

.final-cta p:not(.eyebrow) {
  color: rgba(255, 255, 255, 0.82);
  max-width: 720px;
}

.final-cta__actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.site-footer {
  background: var(--hlb-blue);
  color: var(--white);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.8fr 0.9fr 1.2fr;
  gap: 32px;
  padding: 48px 0;
}

.brand--footer {
  color: var(--white);
  margin-bottom: 16px;
}

.brand--footer .brand__mark {
  border-color: var(--hlb-yellow);
}

.site-footer h3 {
  margin: 0 0 14px;
  color: var(--hlb-yellow);
  text-transform: uppercase;
  font-size: 17px;
}

.site-footer p,
.site-footer li,
.site-footer a {
  color: rgba(255, 255, 255, 0.86);
}

.site-footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.site-footer li {
  margin: 9px 0;
}

.site-footer a:hover {
  color: var(--hlb-yellow);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  padding: 16px 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
}

.floating-contact {
  position: fixed;
  left: 18px;
  bottom: 22px;
  z-index: 90;
  display: grid;
  gap: 10px;
}

.floating-contact a {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  color: var(--white);
  font-weight: 900;
  box-shadow: 0 10px 24px rgba(23, 32, 51, 0.22);
}

.floating-contact__zalo {
  background: #0aa5ff;
  font-size: 13px;
}

.floating-contact__phone {
  background: #e60808;
  font-size: 22px;
}


/* v1.7: section labels and modern Vietnamese typography */
.navbar,
.main-nav,
.btn,
label,
input,
textarea,
select {
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
}

.section-heading .eyebrow {
  position: relative;
}

.section-heading .eyebrow::before {
  content: "";
  width: 7px;
  height: 7px;
  margin-right: 8px;
  border-radius: 999px;
  background: currentColor;
  opacity: 0.85;
}

.section--blue .section-heading .eyebrow::before,
.hero .eyebrow::before,
.final-cta .eyebrow::before {
  background: var(--hlb-yellow);
}

@media (max-width: 820px) {
  .eyebrow {
    font-size: 12px;
    padding: 7px 12px;
    margin-bottom: 13px;
  }

  .section-heading h2,
  .final-cta h2 {
    font-size: clamp(28px, 8vw, 38px);
  }
}

@media (max-width: 1100px) {
  .navbar__actions .hotline,
  .navbar__actions .btn {
    display: none;
  }

  .main-nav a {
    padding: 9px 8px;
    font-size: 13px;
  }

  .hero-grid,
  .split-grid,
  .lead-section-grid,
  .final-cta__inner {
    grid-template-columns: 1fr;
  }

  .card-grid--4,
  .card-grid--3,
  .usp-grid,
  .category-grid,
  .proof-grid,
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stat-strip {
    grid-template-columns: repeat(2, 1fr);
  }

  .trust-panel--wide {
    grid-template-columns: 1fr;
  }

  .trust-panel__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  .topbar__inner {
    justify-content: center;
    text-align: center;
  }

  .topbar__inner span {
    display: none;
  }

  .navbar__inner {
    min-height: 64px;
    flex-wrap: wrap;
    gap: 12px;
    padding-top: 8px;
    padding-bottom: 8px;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
  }

  .main-nav {
    position: static;
    order: 5;
    flex: 0 0 100%;
    width: 100%;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    margin-left: 0;
    padding: 8px 0 10px;
    background: transparent;
    box-shadow: none;
  }

  .main-nav.is-open {
    display: flex;
  }

  .main-nav a {
    padding: 13px 14px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.45);
  }

  .main-nav a:hover {
    background: rgba(255, 255, 255, 0.7);
  }

  .hero {
    padding: 58px 0 58px;
  }

  .hero h1 {
    font-size: 36px;
  }

  .hero-actions,
  .final-cta__actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .compare-row {
    grid-template-columns: 1fr;
  }

  .compare-row--head {
    display: none;
  }

  .form-grid,
  .card-grid--4,
  .card-grid--3,
  .usp-grid,
  .category-grid,
  .proof-grid,
  .footer-grid,
  .stat-strip {
    grid-template-columns: 1fr;
  }

  .form-span-2 {
    grid-column: span 1;
  }

  .trust-panel__grid {
    grid-template-columns: 1fr;
  }

  .lead-intro {
    text-align: left;
  }

  .section {
    padding: 62px 0;
  }

  .stat-strip {
    transform: translateY(-18px);
  }

  .notice {
    top: 96px;
  }
}

@media (max-width: 520px) {
  .container {
    width: min(100% - 24px, var(--container));
  }

  .brand {
    padding: 10px 14px;
  }

  .brand img {
    max-height: 48px;
  }

  .brand__text {
    font-size: 16px;
  }

  .lead-card,
  .lead-form,
  .card,
  .category-card,
  .proof-card,
  .timeline-item,
  .formula-card {
    padding: 20px;
    border-radius: 18px;
  }

  .floating-contact {
    left: 12px;
    bottom: 14px;
  }

  .floating-contact a {
    width: 48px;
    height: 48px;
  }
}

/* V1.2 refinement: header logo contrast, smoother Vietnamese typography, ads-lead UX */
.navbar .btn--primary {
  background: var(--hlb-blue);
  color: var(--hlb-yellow);
  border-color: var(--hlb-blue);
}

.navbar .btn--primary:hover {
  background: var(--hlb-blue-dark);
}

button:disabled,
.btn[disabled] {
  opacity: 0.72;
  cursor: wait;
  transform: none !important;
}

.brand--footer {
  width: fit-content;
}

.brand--footer img {
  max-height: 58px;
}

input[type="file"] {
  padding: 10px;
  background: #fbfcff;
}

.lead-card .btn--primary,
.lead-form .btn--primary,
.final-cta .btn--primary,
.hero .btn--primary {
  background: var(--hlb-yellow);
  color: var(--text-main);
  border-color: var(--hlb-yellow);
}

@media (max-width: 520px) {
  .navbar__inner {
    gap: 12px;
  }

  .brand {
    border-radius: 14px;
  }
}


/* V1.5 wording and trust panel refinement */
.lead-card label {
  margin-bottom: 10px;
}

.lead-card input,
.lead-card textarea,
.lead-card select {
  padding: 11px 12px;
}

.proof-card__image {
  text-transform: none;
}

/* V1.6 final wording/layout refinements */
.navbar__actions .btn {
  white-space: nowrap;
  min-width: 132px;
  padding-left: 18px;
  padding-right: 18px;
}

.hero h1 {
  max-width: 680px;
}

.hero-desc {
  max-width: 690px;
}

.stat-strip strong {
  font-size: clamp(18px, 2vw, 22px);
}

.compare-heading {
  max-width: 760px;
}

.compare-heading h2 {
  font-size: clamp(34px, 4.2vw, 52px);
  max-width: 720px;
}

.compare-heading p:not(.eyebrow) {
  margin-top: 14px;
  color: var(--text-muted);
  font-size: 17px;
}

.compare-row--highlight {
  position: relative;
  overflow: hidden;
}

.compare-row--highlight::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 72% 48%, rgba(55, 76, 154, 0.13) 0 10px, transparent 11px 26px, rgba(55, 76, 154, 0.08) 27px 29px, transparent 30px),
    radial-gradient(circle at 88% 52%, rgba(55, 76, 154, 0.10) 0 8px, transparent 9px 22px, rgba(55, 76, 154, 0.07) 23px 25px, transparent 26px);
  opacity: 0.7;
}

.compare-row--highlight > div {
  position: relative;
  z-index: 1;
  background: linear-gradient(90deg, #fff3bf, #fff8dd);
}

.compare-row--highlight > div:first-child {
  border-left: 6px solid var(--hlb-blue);
}

.timeline {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  overflow-x: visible;
  padding-bottom: 0;
}

.timeline-item {
  min-width: 0;
}

.lead-section-grid--form {
  grid-template-columns: 0.82fr 1.18fr;
  gap: 34px;
}

.lead-aside {
  position: sticky;
  top: 130px;
  align-self: start;
  padding: 26px;
  border: 1px solid rgba(55, 76, 154, 0.14);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(55, 76, 154, 0.07), rgba(255, 195, 11, 0.12));
  box-shadow: 0 12px 28px rgba(23, 32, 51, 0.06);
}

.lead-aside h3 {
  margin: 0 0 10px;
  color: var(--hlb-blue);
  font-size: 24px;
  line-height: 1.25;
}

.lead-aside > p {
  margin: 0 0 18px;
  color: var(--text-muted);
}

.contact-card,
.privacy-card {
  border: 1px solid rgba(55, 76, 154, 0.12);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.78);
  padding: 16px;
}

.contact-card h4 {
  margin: 0 0 10px;
  color: var(--text-main);
  font-size: 16px;
}

.contact-card p {
  margin: 8px 0;
  color: var(--text-main);
  overflow-wrap: anywhere;
}

.contact-card a {
  color: var(--hlb-blue);
  font-weight: 800;
}

.privacy-card {
  margin-top: 14px;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 700;
}

.lead-aside .check-list--lead {
  margin-top: 16px;
}

.lead-aside .check-list li {
  background: rgba(255, 255, 255, 0.72);
}

@media (max-width: 1100px) {
  .timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .lead-section-grid--form {
    grid-template-columns: 1fr;
  }

  .lead-aside {
    position: static;
  }
}

@media (max-width: 820px) {
  .timeline {
    grid-template-columns: 1fr;
  }

  .compare-heading h2 {
    font-size: 32px;
  }
}


/* Animation: giữ chuyển động nhẹ, không phá cấu trúc nội dung.
   Fail-safe: chỉ ẩn phần tử sau khi main.js thêm .js-reveal-enabled.
   Nếu JS/CDN bị lỗi, nội dung vẫn hiển thị bình thường. */
[data-aos] {
  will-change: transform, opacity;
}

.js-reveal-enabled [data-aos] {
  opacity: 0;
  transition-property: opacity, transform;
  transition-duration: 650ms;
  transition-timing-function: cubic-bezier(0.22, 1, 0.36, 1);
}

.js-reveal-enabled [data-aos="fade-up"] {
  transform: translateY(24px);
}

.js-reveal-enabled [data-aos="fade-left"] {
  transform: translateX(26px);
}

.js-reveal-enabled [data-aos="fade-right"] {
  transform: translateX(-26px);
}

.js-reveal-enabled [data-aos="fade-in"] {
  transform: none;
}

.js-reveal-enabled [data-aos].is-revealed {
  opacity: 1;
  transform: none;
}

.card,
.category-card,
.proof-card,
.timeline-item,
.compare-row,
.stat-strip div,
.faq-item {
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.card:hover,
.category-card:hover,
.proof-card:hover,
.timeline-item:hover,
.faq-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 38px rgba(23, 32, 51, 0.10);
}

.card--dark:hover {
  box-shadow: none;
  border-color: rgba(255, 195, 11, 0.42);
  background: rgba(255, 255, 255, 0.13);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  [data-aos] {
    opacity: 1 !important;
    transform: none !important;
  }
}


@media (max-width: 820px) {
  .hero {
    background:
      linear-gradient(90deg, rgba(13, 26, 71, 0.98) 0%, rgba(22, 41, 102, 0.95) 58%, rgba(31, 53, 125, 0.82) 100%),
      linear-gradient(180deg, rgba(8, 17, 47, 0.78), rgba(8, 17, 47, 0.86)),
      url('https://hlbvietnam.com/nhap-hang-trung-quoc-b2b/hlb-hero-tim-nguon-hang-trung-quoc-v2.png') 63% center / cover no-repeat,
      linear-gradient(135deg, #24346f, #374c9a);
  }
}

/* v2.0.2 - Quy trình dạng marquee 1 hàng, cuộn vòng liên tục */
.timeline-marquee {
  position: relative;
  overflow: hidden;
  padding: 10px 0 18px;
  -webkit-mask-image: linear-gradient(to right, transparent 0, #000 7%, #000 93%, transparent 100%);
  mask-image: linear-gradient(to right, transparent 0, #000 7%, #000 93%, transparent 100%);
}

.timeline-track {
  display: flex;
  width: max-content;
  will-change: transform;
  animation: timelineMarqueeRightToLeft 44s linear infinite;
}

.timeline-group {
  display: flex;
  flex: 0 0 auto;
  gap: 18px;
  padding-right: 18px;
}

.timeline-marquee:hover .timeline-track,
.timeline-marquee:focus-within .timeline-track {
  animation-play-state: paused;
}

.timeline-marquee .timeline-item {
  flex: 0 0 286px;
  width: 286px;
  min-height: 248px;
}

@keyframes timelineMarqueeRightToLeft {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

@media (max-width: 820px) {
  .timeline-marquee {
    -webkit-mask-image: linear-gradient(to right, transparent 0, #000 4%, #000 96%, transparent 100%);
    mask-image: linear-gradient(to right, transparent 0, #000 4%, #000 96%, transparent 100%);
  }

  .timeline-marquee .timeline-item {
    flex-basis: 258px;
    width: 258px;
    min-height: 252px;
  }

  .timeline-track {
    animation-duration: 50s;
  }
}

@media (prefers-reduced-motion: reduce) {
  .timeline-marquee {
    overflow-x: auto;
    -webkit-mask-image: none;
    mask-image: none;
  }

  .timeline-track {
    animation: none !important;
  }
}


/* v2.0 - Tech motion polish: hiệu ứng công nghệ nhẹ, giữ nguyên cấu trúc/nội dung */
:root {
  --tech-blue-glow: rgba(55, 76, 154, 0.18);
  --tech-gold-glow: rgba(255, 195, 11, 0.32);
  --tech-line: rgba(55, 76, 154, 0.10);
}

.section,
.final-cta,
.site-footer {
  position: relative;
  overflow: hidden;
}

.section--light::before,
.section--blue::before,
.final-cta::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.55;
  background-image:
    linear-gradient(var(--tech-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--tech-line) 1px, transparent 1px),
    radial-gradient(circle at 12% 18%, rgba(255, 195, 11, 0.13), transparent 24%),
    radial-gradient(circle at 88% 12%, rgba(55, 76, 154, 0.12), transparent 26%);
  background-size: 42px 42px, 42px 42px, auto, auto;
  mask-image: linear-gradient(to bottom, transparent 0%, #000 14%, #000 86%, transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, #000 14%, #000 86%, transparent 100%);
}

.section--blue::before,
.final-cta::before {
  opacity: 0.34;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    radial-gradient(circle at 15% 20%, rgba(255, 195, 11, 0.16), transparent 26%);
}

.section > .container,
.final-cta__inner,
.footer-grid,
.footer-bottom .container {
  position: relative;
  z-index: 1;
}

/* Micro-interaction cho card: glow + scan line nhẹ */
.card,
.category-card,
.proof-card,
.timeline-item,
.faq-item,
.lead-card,
.lead-form,
.lead-aside,
.formula-card,
.stat-strip div,
.contact-card,
.privacy-card {
  position: relative;
  overflow: hidden;
}

.card::after,
.category-card::after,
.proof-card::after,
.timeline-item::after,
.faq-item::after,
.lead-card::after,
.lead-form::after,
.lead-aside::after,
.formula-card::after,
.stat-strip div::after,
.contact-card::after,
.privacy-card::after {
  content: "";
  position: absolute;
  inset: -1px;
  pointer-events: none;
  opacity: 0;
  background:
    linear-gradient(115deg, transparent 0%, rgba(255, 255, 255, 0.0) 36%, rgba(255, 195, 11, 0.18) 48%, rgba(255, 255, 255, 0.0) 60%, transparent 100%);
  transform: translateX(-120%);
  transition: opacity 0.25s ease;
}

.card:hover::after,
.category-card:hover::after,
.proof-card:hover::after,
.timeline-item:hover::after,
.faq-item:hover::after,
.lead-card:hover::after,
.lead-form:hover::after,
.lead-aside:hover::after,
.formula-card:hover::after,
.stat-strip div:hover::after,
.contact-card:hover::after,
.privacy-card:hover::after {
  opacity: 1;
  animation: techScan 1.15s ease forwards;
}

.card:hover,
.category-card:hover,
.proof-card:hover,
.timeline-item:hover,
.faq-item:hover,
.stat-strip div:hover {
  border-color: rgba(55, 76, 154, 0.28);
  box-shadow: 0 22px 48px rgba(23, 32, 51, 0.13), 0 0 0 1px rgba(255, 195, 11, 0.09);
}

@keyframes techScan {
  0% { transform: translateX(-120%); }
  100% { transform: translateX(120%); }
}

/* CTA và form polish */
.btn--primary {
  position: relative;
  overflow: hidden;
  box-shadow: 0 12px 26px rgba(255, 195, 11, 0.22);
}

.btn--primary::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(115deg, transparent 0 35%, rgba(255, 255, 255, 0.34) 45%, transparent 58%);
  transform: translateX(-120%);
}

.btn--primary:hover::after {
  animation: buttonSweep 0.9s ease forwards;
}

@keyframes buttonSweep {
  to { transform: translateX(120%); }
}

input:focus,
textarea:focus,
select:focus {
  border-color: var(--hlb-blue);
  box-shadow: 0 0 0 4px rgba(55, 76, 154, 0.10), 0 10px 24px rgba(55, 76, 154, 0.08);
}

/* Quy trình: đường xử lý đơn hàng phía sau card */
.timeline-marquee::before {
  content: "";
  position: absolute;
  left: 6%;
  right: 6%;
  top: 50%;
  height: 2px;
  pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(55, 76, 154, 0.18), rgba(255, 195, 11, 0.42), rgba(55, 76, 154, 0.18), transparent);
  transform: translateY(-50%);
  opacity: 0.72;
}

.timeline-marquee::after {
  content: "";
  position: absolute;
  top: calc(50% - 2px);
  left: 7%;
  width: 120px;
  height: 4px;
  border-radius: 999px;
  pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(255, 195, 11, 0.92), transparent);
  filter: blur(0.2px);
  animation: routePulse 4.8s linear infinite;
}

@keyframes routePulse {
  from { transform: translateX(-80px); opacity: 0; }
  12% { opacity: 1; }
  88% { opacity: 1; }
  to { transform: translateX(900px); opacity: 0; }
}

.timeline-item span {
  box-shadow: 0 0 0 0 rgba(255, 195, 11, 0.28);
  animation: nodePulse 3.6s ease-in-out infinite;
}

.timeline-item:nth-child(2n) span { animation-delay: 0.45s; }
.timeline-item:nth-child(3n) span { animation-delay: 0.9s; }

@keyframes nodePulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 195, 11, 0.24); }
  50% { box-shadow: 0 0 0 8px rgba(255, 195, 11, 0); }
}

/* Bảng so sánh: dòng HLB được chọn có ánh sáng di chuyển rất nhẹ */
.compare-row--highlight::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(100deg, transparent 0%, rgba(255, 255, 255, 0.0) 38%, rgba(255, 195, 11, 0.18) 50%, rgba(255, 255, 255, 0.0) 62%, transparent 100%);
  transform: translateX(-100%);
  animation: compareSweep 5.8s ease-in-out infinite;
  z-index: 2;
}

@keyframes compareSweep {
  0%, 30% { transform: translateX(-105%); opacity: 0; }
  42% { opacity: 1; }
  72% { opacity: 1; }
  100% { transform: translateX(105%); opacity: 0; }
}

/* Tổng chi phí: hiệu ứng bóc tách chi phí */
.formula-card {
  isolation: isolate;
  box-shadow: 0 24px 56px rgba(36, 52, 111, 0.22), inset 0 0 0 1px rgba(255, 255, 255, 0.10);
}

.formula-card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.34;
  background:
    linear-gradient(90deg, transparent, rgba(255, 195, 11, 0.16), transparent),
    repeating-linear-gradient(0deg, transparent 0 15px, rgba(255, 255, 255, 0.05) 16px 17px);
  transform: translateX(-22%);
  animation: costLine 6s ease-in-out infinite;
  z-index: -1;
}

@keyframes costLine {
  0%, 100% { transform: translateX(-22%); opacity: 0.18; }
  50% { transform: translateX(22%); opacity: 0.42; }
}

.formula-card p {
  position: relative;
  overflow: hidden;
}

.formula-card p::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 8px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--hlb-yellow), transparent);
  opacity: 0.54;
  animation: lineReveal 2.8s ease-in-out infinite;
}

@keyframes lineReveal {
  0%, 100% { transform: scaleX(0.28); transform-origin: left; }
  50% { transform: scaleX(1); transform-origin: left; }
}

/* Hero thêm lớp node/route nhẹ, không ảnh hưởng khả năng đọc chữ */
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.38;
  background:
    radial-gradient(circle at 16% 34%, rgba(255, 195, 11, 0.18) 0 2px, transparent 3px),
    radial-gradient(circle at 28% 18%, rgba(255, 255, 255, 0.16) 0 2px, transparent 3px),
    radial-gradient(circle at 42% 42%, rgba(255, 195, 11, 0.16) 0 2px, transparent 3px),
    linear-gradient(115deg, transparent 0 36%, rgba(255, 255, 255, 0.06) 38%, transparent 44%);
  background-size: auto;
}

.trust-points span:hover {
  background: rgba(255, 195, 11, 0.20);
  border-color: rgba(255, 195, 11, 0.34);
  transform: translateY(-1px);
}

/* Section label thêm chấm node nhỏ */
.eyebrow::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  margin-right: 8px;
  background: currentColor;
  box-shadow: 0 0 0 5px rgba(255, 195, 11, 0.13);
}

/* FAQ mở ra chắc hơn */
.faq-item[open] {
  border-color: rgba(55, 76, 154, 0.24);
  box-shadow: 0 16px 34px rgba(23, 32, 51, 0.09);
}

@media (max-width: 820px) {
  .timeline-marquee::after {
    animation-duration: 5.4s;
  }

  .section--light::before,
  .section--blue::before,
  .final-cta::before {
    opacity: 0.34;
  }
}

@media (prefers-reduced-motion: reduce) {
  .card:hover::after,
  .category-card:hover::after,
  .proof-card:hover::after,
  .timeline-item:hover::after,
  .faq-item:hover::after,
  .lead-card:hover::after,
  .lead-form:hover::after,
  .lead-aside:hover::after,
  .formula-card:hover::after,
  .stat-strip div:hover::after,
  .contact-card:hover::after,
  .privacy-card:hover::after,
  .btn--primary:hover::after,
  .compare-row--highlight::before,
  .timeline-marquee::after,
  .timeline-item span,
  .formula-card::before,
  .formula-card p::after {
    animation: none !important;
  }
}


/* v2.0.1 - Fix layout regression + restore sticky info + cost push-in motion */

/* Không để hiệu ứng nền toàn section làm vỡ/sticky layout */
.section {
  overflow: visible;
}

.section--light,
.section--blue,
.final-cta,
.site-footer {
  overflow: hidden;
}

/* Dải 4 ô dưới hero: không bị hero đè/cắt chữ */
.section--compact {
  position: relative;
  z-index: 6;
  overflow: visible;
  padding-bottom: 18px;
}

.section--compact .stat-strip {
  transform: translateY(-18px);
  margin-bottom: 0;
  z-index: 8;
}

.stat-strip strong {
  line-height: 1.2;
}

/* Khôi phục bố cục info/form: cột info sticky cạnh form */
#lead-form {
  overflow: visible;
}

.lead-section-grid--form {
  align-items: start;
}

.lead-aside {
  position: sticky;
  top: 126px;
  z-index: 2;
}

.lead-form {
  position: relative;
  z-index: 1;
}

/* Tổng chi phí: từng dòng được đẩy nhẹ từ ngoài vào trong */
.formula-card p {
  --cost-start-x: -20px;
  transform: translateX(0);
  animation: costPushIn 6.6s ease-in-out infinite;
  will-change: transform, opacity;
}

.formula-card p:nth-of-type(even) {
  --cost-start-x: 20px;
}

.formula-card p:nth-of-type(1) { animation-delay: 0s; }
.formula-card p:nth-of-type(2) { animation-delay: 0.18s; }
.formula-card p:nth-of-type(3) { animation-delay: 0.36s; }
.formula-card p:nth-of-type(4) { animation-delay: 0.54s; }
.formula-card p:nth-of-type(5) { animation-delay: 0.72s; }

.formula-card span {
  animation: costPlusPulse 6.6s ease-in-out infinite;
  will-change: transform, opacity;
}

.formula-card span:nth-of-type(1) { animation-delay: 0.1s; }
.formula-card span:nth-of-type(2) { animation-delay: 0.28s; }
.formula-card span:nth-of-type(3) { animation-delay: 0.46s; }
.formula-card span:nth-of-type(4) { animation-delay: 0.64s; }

@keyframes costPushIn {
  0% {
    transform: translateX(var(--cost-start-x));
    opacity: 0.58;
  }
  14%,
  78% {
    transform: translateX(0);
    opacity: 1;
  }
  100% {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes costPlusPulse {
  0% {
    transform: scale(0.82);
    opacity: 0.62;
  }
  18%,
  78% {
    transform: scale(1);
    opacity: 1;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

@media (max-width: 1100px) {
  .lead-aside {
    position: static;
  }

  .section--compact .stat-strip {
    transform: translateY(-12px);
  }
}

@media (max-width: 820px) {
  .section--compact .stat-strip {
    transform: none;
    margin-top: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .formula-card p,
  .formula-card span {
    animation: none !important;
    transform: none !important;
    opacity: 1 !important;
  }
}

/* v2.1.0 - Practical conversion rewrite: nội dung gọn, đầu ra rõ, ảnh lĩnh vực có vai trò nhận diện nhu cầu */
.hero h1 {
  max-width: 740px;
}

.hero-desc {
  max-width: 660px;
}

.need-card .card__icon {
  font-weight: 900;
  background: rgba(55, 76, 154, 0.08);
  color: var(--hlb-blue);
}

.practical-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 38px;
  align-items: start;
}

.practical-copy h2,
.fit-card h2 {
  margin: 0 0 16px;
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.15;
  letter-spacing: -0.035em;
}

.practical-copy p:not(.eyebrow) {
  margin: 0 0 22px;
  color: rgba(255, 255, 255, 0.84);
  font-size: 17px;
}

.input-list,
.warning-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}

.input-list li,
.warning-list li {
  position: relative;
  padding: 14px 16px 14px 44px;
  border-radius: 16px;
  font-weight: 750;
}

.input-list li {
  background: rgba(255, 255, 255, 0.11);
  color: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.input-list li::before,
.warning-list li::before {
  position: absolute;
  left: 16px;
  top: 14px;
  font-weight: 900;
}

.input-list li::before {
  content: "→";
  color: var(--hlb-yellow);
}

.output-panel {
  padding: 26px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.96);
  color: var(--text-main);
  box-shadow: 0 24px 70px rgba(3, 10, 34, 0.22);
}

.output-panel h3 {
  margin: 0 0 18px;
  color: var(--hlb-blue);
  font-size: 24px;
  line-height: 1.25;
}

.output-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.output-card {
  min-height: 158px;
  padding: 18px;
  border: 1px solid rgba(55, 76, 154, 0.12);
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(55, 76, 154, 0.06), rgba(255, 195, 11, 0.12));
}

.output-card strong {
  display: block;
  margin-bottom: 8px;
  color: var(--hlb-blue);
  font-size: 17px;
  line-height: 1.25;
}

.output-card span {
  display: block;
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.55;
  font-weight: 650;
}

.category-grid--visual {
  align-items: stretch;
}

.category-card--visual {
  padding: 0;
  display: flex;
  flex-direction: column;
}

.category-card--visual::before {
  display: none;
}

.category-card__image {
  width: 100%;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  border-radius: var(--radius) var(--radius) 0 0;
  background: var(--hlb-blue);
}

.category-card__body {
  padding: 22px;
}

.category-card__body h3 {
  margin-bottom: 8px;
}

.fit-grid {
  display: grid;
  grid-template-columns: 1.06fr 0.94fr;
  gap: 24px;
  align-items: stretch;
}

.fit-card {
  padding: 30px;
  border-radius: var(--radius);
  border: 1px solid rgba(55, 76, 154, 0.14);
  box-shadow: 0 12px 28px rgba(23, 32, 51, 0.06);
  background: var(--white);
}

.fit-card--yes {
  background: linear-gradient(135deg, rgba(55, 76, 154, 0.06), rgba(255, 195, 11, 0.08)), var(--white);
}

.fit-card--no {
  background: #fff8e1;
  border-color: rgba(236, 126, 22, 0.22);
}

.fit-card .eyebrow {
  margin-left: 0;
  margin-right: 0;
}

.fit-card .check-list {
  margin-top: 18px;
}

.warning-list li {
  background: rgba(255, 255, 255, 0.72);
  color: var(--text-main);
  border: 1px solid rgba(236, 126, 22, 0.14);
}

.warning-list li::before {
  content: "!";
  display: grid;
  place-items: center;
  width: 18px;
  height: 18px;
  top: 17px;
  border-radius: 999px;
  background: var(--hlb-orange);
  color: var(--white);
  font-size: 12px;
}

.fit-note {
  margin: 18px 0 0;
  color: var(--text-muted);
  font-weight: 800;
}

.card-grid--3.usp-grid {
  grid-template-columns: repeat(3, 1fr);
}

.proof-card__image {
  min-height: 150px;
  font-size: 18px;
  letter-spacing: 0.02em;
  text-align: center;
  padding: 18px;
}

.output-card,
.fit-card {
  position: relative;
  overflow: hidden;
}

@media (max-width: 1100px) {
  .practical-grid,
  .fit-grid {
    grid-template-columns: 1fr;
  }

  .card-grid--3.usp-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 820px) {
  .output-grid,
  .card-grid--3.usp-grid {
    grid-template-columns: 1fr;
  }

  .output-panel,
  .fit-card {
    padding: 22px;
  }

  .category-card__body {
    padding: 20px;
  }

  .hero-desc {
    font-size: 17px;
  }

  .practical-copy h2,
  .fit-card h2 {
    font-size: 32px;
  }
}


/* v2.3.0 - Sửa định vị hiển thị, bố cục dịch vụ, marquee quy trình và sticky form info */
.service-layout {
  display: grid;
  gap: 28px;
}

.service-heading {
  max-width: 820px;
  margin-inline: auto;
  text-align: center;
}

.service-heading p:not(.eyebrow) {
  color: rgba(255, 255, 255, 0.82);
}

.service-flow-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.service-flow-card {
  position: relative;
  min-height: 258px;
  padding: 24px 20px 22px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.08));
  box-shadow: 0 20px 56px rgba(3, 10, 34, 0.18);
  overflow: hidden;
}

.service-flow-card::after {
  content: "";
  position: absolute;
  inset: auto -24px -34px auto;
  width: 110px;
  height: 110px;
  border-radius: 999px;
  background: rgba(255, 195, 11, 0.16);
  pointer-events: none;
}

.service-flow-card__number {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  border-radius: 14px;
  background: var(--hlb-yellow);
  color: #1a2557;
  font-weight: 900;
  letter-spacing: -0.03em;
}

.service-flow-card h3 {
  margin: 0 0 10px;
  color: #fff;
  font-size: 19px;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.service-flow-card p {
  margin: 0;
  color: rgba(255, 255, 255, 0.78) !important;
  font-size: 15px;
  line-height: 1.58;
  font-weight: 650;
}

.service-result {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: center;
  max-width: 980px;
  margin: 4px auto 0;
  padding: 18px 22px;
  border: 1px solid rgba(255, 195, 11, 0.28);
  border-radius: 18px;
  background: rgba(255, 195, 11, 0.10);
  color: rgba(255, 255, 255, 0.86);
  text-align: center;
}

.service-result strong {
  color: var(--hlb-yellow);
  white-space: nowrap;
}

/* Quy trình: ép chạy ngang từ phải qua trái liên tục, không dừng khi hover */
.timeline-marquee {
  width: 100%;
  overflow: hidden;
}

.timeline-track {
  display: flex;
  width: max-content;
  transform: translate3d(0, 0, 0);
  animation: hlbTimelineRTL 38s linear infinite !important;
  will-change: transform;
}

.timeline-group {
  display: flex;
  flex: 0 0 auto;
  gap: 18px;
  padding-right: 18px;
}

.timeline-marquee:hover .timeline-track,
.timeline-marquee:focus-within .timeline-track {
  animation-play-state: running !important;
}

@keyframes hlbTimelineRTL {
  0% {
    transform: translate3d(0, 0, 0);
  }
  100% {
    transform: translate3d(-50%, 0, 0);
  }
}

/* Cột thông tin form tự treo khi cuộn trong vùng form */
#lead-form,
#lead-form .container,
.lead-section-grid--form {
  overflow: visible !important;
}

.lead-section-grid--form {
  align-items: start;
}

.lead-aside {
  position: sticky !important;
  top: 112px;
  align-self: start;
  max-height: none;
  overflow: visible;
}

@media (max-width: 1100px) {
  .service-flow-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .service-flow-card {
    min-height: 220px;
  }

  .lead-aside {
    position: static !important;
    max-height: none;
    overflow: visible;
  }
}

@media (max-width: 820px) {
  .service-heading {
    text-align: left;
  }

  .service-flow-grid {
    grid-template-columns: 1fr;
  }

  .service-flow-card {
    min-height: auto;
  }

  .service-result {
    display: block;
    text-align: left;
  }

  .service-result strong {
    display: block;
    margin-bottom: 6px;
    white-space: normal;
  }

  .timeline-track {
    animation-duration: 42s !important;
  }
}


/* v2.4.0 - chỉnh sticky form, timeline RTL, nút nổi nhấp nháy và click/hover rõ hơn */

/* Cột thông tin đứng yên cạnh form khi cuộn trang; không tạo vùng cuộn riêng trong cột. */
#lead-form,
#lead-form .container,
.lead-section-grid--form {
  overflow: visible !important;
}

.lead-section-grid--form {
  align-items: start;
}

.lead-aside {
  position: sticky !important;
  top: 112px;
  align-self: start;
  max-height: none !important;
  overflow: visible !important;
}

/* Quy trình chạy liên tục từ phải qua trái. */
.timeline-track {
  transform: translate3d(0, 0, 0);
  animation: hlbTimelineRTL 38s linear infinite !important;
  will-change: transform;
}

.timeline-marquee:hover .timeline-track,
.timeline-marquee:focus-within .timeline-track {
  animation-play-state: running !important;
}

@keyframes hlbTimelineRTL {
  0% {
    transform: translate3d(0, 0, 0);
  }
  100% {
    transform: translate3d(-50%, 0, 0);
  }
}

/* Nút Zalo/điện thoại nổi: nhấp nháy nhẹ để dễ thấy, không quá gắt. */
.floating-contact a {
  position: relative;
  isolation: isolate;
  animation: floatingBlink 2.2s ease-in-out infinite;
}

.floating-contact a::before {
  content: "";
  position: absolute;
  inset: -6px;
  z-index: -1;
  border-radius: inherit;
  border: 2px solid currentColor;
  opacity: 0;
  transform: scale(0.88);
  animation: floatingRing 2.2s ease-out infinite;
}

.floating-contact__phone,
.floating-contact__phone::before {
  animation-delay: 0.35s;
}

.floating-contact a:hover {
  transform: translateY(-2px) scale(1.04);
  box-shadow: 0 16px 32px rgba(23, 32, 51, 0.28);
}

.floating-contact a:active {
  transform: scale(0.96);
}

@keyframes floatingBlink {
  0%, 100% {
    filter: brightness(1);
    transform: scale(1);
  }
  45% {
    filter: brightness(1.16);
    transform: scale(1.035);
  }
}

@keyframes floatingRing {
  0% {
    opacity: 0.46;
    transform: scale(0.82);
  }
  72%, 100% {
    opacity: 0;
    transform: scale(1.35);
  }
}

/* Hover/click vừa phải cho các vị trí có thể bấm. */
.main-nav a,
.faq-item summary,
.contact-card a,
.site-footer a,
.hotline {
  transition: color 0.18s ease, background 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  background: rgba(255, 255, 255, 0.72);
  box-shadow: inset 0 0 0 1px rgba(55, 76, 154, 0.12);
}

.main-nav a:active,
.btn:active,
.faq-item summary:active,
.contact-card a:active,
.site-footer a:active,
.hotline:active {
  transform: scale(0.98);
}

.btn:focus-visible,
.main-nav a:focus-visible,
.floating-contact a:focus-visible,
.faq-item summary:focus-visible,
.contact-card a:focus-visible {
  outline: 3px solid rgba(255, 195, 11, 0.72);
  outline-offset: 3px;
}

.faq-item summary {
  cursor: pointer;
}

.faq-item summary:hover {
  color: var(--hlb-blue);
}

.lead-form input:focus,
.lead-form textarea:focus,
.lead-form select:focus,
.lead-card input:focus,
.lead-card textarea:focus,
.lead-card select:focus {
  border-color: rgba(55, 76, 154, 0.62);
  box-shadow: 0 0 0 4px rgba(55, 76, 154, 0.10);
}

@media (max-width: 1100px) {
  .lead-aside {
    position: static !important;
    max-height: none !important;
    overflow: visible !important;
  }
}

@media (max-width: 820px) {
  .timeline-track {
    animation-duration: 44s !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .floating-contact a,
  .floating-contact a::before {
    animation: none !important;
  }
}

/* v2.5.0 - Chốt copy, làm rõ hero image, thêm truck wheel và motion cho công thức chi phí */
.hero {
  background:
    url('https://hlbvietnam.com/nhap-hang-trung-quoc-b2b/hlb-hero-tim-nguon-hang-trung-quoc-v2.png') 18% center / cover no-repeat,
    linear-gradient(135deg, #24346f, #374c9a) !important;
  isolation: isolate;
}

.hero::before,
.hero::after {
  display: none !important;
}

.hero-grid {
  z-index: 3;
}

.hero h1,
.hero-desc,
.hero .eyebrow,
.trust-points span {
  text-shadow: 0 12px 28px rgba(3, 10, 34, 0.54), 0 2px 8px rgba(3, 10, 34, 0.36);
}

.hero-truck-motion {
  position: absolute;
  left: min(48vw, 620px);
  bottom: 30px;
  width: 176px;
  height: 82px;
  z-index: 2;
  pointer-events: none;
  opacity: 0.86;
  filter: drop-shadow(0 18px 28px rgba(3, 10, 34, 0.34));
  animation: heroTruckFloat 3.6s ease-in-out infinite;
}

.hero-truck-motion__box,
.hero-truck-motion__cab {
  position: absolute;
  border: 2px solid rgba(255, 255, 255, 0.86);
  background: linear-gradient(135deg, rgba(255, 195, 11, 0.94), rgba(236, 126, 22, 0.86));
}

.hero-truck-motion__box {
  left: 2px;
  top: 24px;
  width: 106px;
  height: 38px;
  border-radius: 13px 9px 8px 13px;
}

.hero-truck-motion__cab {
  left: 106px;
  top: 34px;
  width: 50px;
  height: 28px;
  border-radius: 10px 16px 8px 4px;
}

.hero-truck-motion__cab::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 5px;
  width: 18px;
  height: 11px;
  border-radius: 4px;
  background: rgba(55, 76, 154, 0.72);
}

.hero-truck-motion__wheel {
  position: absolute;
  bottom: 7px;
  width: 25px;
  height: 25px;
  border-radius: 999px;
  border: 4px solid rgba(255, 255, 255, 0.88);
  border-top-color: var(--hlb-yellow);
  border-right-color: var(--hlb-yellow);
  background: rgba(3, 10, 34, 0.38);
  box-shadow: inset 0 0 0 4px rgba(3, 10, 34, 0.24);
  animation: heroTruckWheelSpin 0.78s linear infinite;
}

.hero-truck-motion__wheel--rear {
  left: 26px;
}

.hero-truck-motion__wheel--front {
  left: 118px;
}

@keyframes heroTruckFloat {
  0%, 100% {
    transform: translate3d(0, 0, 0);
  }
  50% {
    transform: translate3d(7px, -3px, 0);
  }
}

@keyframes heroTruckWheelSpin {
  to {
    transform: rotate(360deg);
  }
}

.formula-card {
  position: relative;
  overflow: hidden;
}

.formula-card::before {
  content: "";
  position: absolute;
  inset: 18px auto 18px 40px;
  width: 2px;
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(255, 195, 11, 0.18), rgba(255, 195, 11, 0.72), rgba(255, 195, 11, 0.18));
  opacity: 0.72;
}

.formula-card p {
  position: relative;
  padding-left: 46px;
  overflow: hidden;
  animation: costItemFocus 8.4s ease-in-out infinite !important;
}

.formula-card p::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 50%;
  width: 14px;
  height: 14px;
  margin-top: -7px;
  border-radius: 999px;
  background: var(--hlb-yellow);
  box-shadow: 0 0 0 7px rgba(255, 195, 11, 0.14), 0 0 18px rgba(255, 195, 11, 0.52);
  animation: costDotPulse 8.4s ease-in-out infinite;
}

.formula-card p::after {
  left: 46px;
  right: 16px;
  bottom: 8px;
  opacity: 0.46;
  animation: costLineSweep 8.4s ease-in-out infinite !important;
}

.formula-card span {
  animation: costPlusBreathe 8.4s ease-in-out infinite !important;
}

.formula-card p:nth-of-type(1),
.formula-card p:nth-of-type(1)::before,
.formula-card p:nth-of-type(1)::after { animation-delay: 0s !important; }
.formula-card p:nth-of-type(2),
.formula-card p:nth-of-type(2)::before,
.formula-card p:nth-of-type(2)::after { animation-delay: 0.42s !important; }
.formula-card p:nth-of-type(3),
.formula-card p:nth-of-type(3)::before,
.formula-card p:nth-of-type(3)::after { animation-delay: 0.84s !important; }
.formula-card p:nth-of-type(4),
.formula-card p:nth-of-type(4)::before,
.formula-card p:nth-of-type(4)::after { animation-delay: 1.26s !important; }
.formula-card p:nth-of-type(5),
.formula-card p:nth-of-type(5)::before,
.formula-card p:nth-of-type(5)::after { animation-delay: 1.68s !important; }

.formula-card span:nth-of-type(1) { animation-delay: 0.24s !important; }
.formula-card span:nth-of-type(2) { animation-delay: 0.66s !important; }
.formula-card span:nth-of-type(3) { animation-delay: 1.08s !important; }
.formula-card span:nth-of-type(4) { animation-delay: 1.50s !important; }

@keyframes costItemFocus {
  0%, 100% {
    transform: translateX(0);
    background: rgba(255, 255, 255, 0.12);
  }
  12%, 24% {
    transform: translateX(7px);
    background: rgba(255, 195, 11, 0.20);
  }
  36%, 90% {
    transform: translateX(0);
    background: rgba(255, 255, 255, 0.12);
  }
}

@keyframes costDotPulse {
  0%, 100% {
    transform: scale(0.82);
    opacity: 0.68;
  }
  12%, 24% {
    transform: scale(1.12);
    opacity: 1;
  }
  36%, 90% {
    transform: scale(0.82);
    opacity: 0.68;
  }
}

@keyframes costLineSweep {
  0%, 100% {
    transform: scaleX(0.18);
    transform-origin: left;
  }
  12%, 24% {
    transform: scaleX(1);
    transform-origin: left;
  }
  36%, 90% {
    transform: scaleX(0.18);
    transform-origin: left;
  }
}

@keyframes costPlusBreathe {
  0%, 100% {
    transform: scale(0.92);
    opacity: 0.72;
  }
  12%, 28% {
    transform: scale(1.12);
    opacity: 1;
  }
  42%, 90% {
    transform: scale(0.92);
    opacity: 0.72;
  }
}

@media (max-width: 1100px) {
  .hero-truck-motion {
    left: auto;
    right: 28px;
    bottom: 18px;
    transform: scale(0.86);
    transform-origin: right bottom;
  }
}

@media (max-width: 820px) {
  .hero {
    background:
      url('https://hlbvietnam.com/nhap-hang-trung-quoc-b2b/hlb-hero-tim-nguon-hang-trung-quoc-v2.png') 18% center / cover no-repeat,
      linear-gradient(135deg, #24346f, #374c9a) !important;
  }

  .hero-truck-motion {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-truck-motion,
  .hero-truck-motion__wheel,
  .formula-card p,
  .formula-card p::before,
  .formula-card p::after,
  .formula-card span {
    animation: none !important;
    transform: none !important;
  }
}

/* v2.7.0 - Cấu hình email nhận lead và template email HTML rõ ràng */
.hero-truck-motion {
  display: none !important;
}

.service-result {
  display: grid;
  grid-template-columns: minmax(190px, 0.42fr) 1fr;
  gap: 18px;
  align-items: center;
  max-width: 1040px;
  margin: 8px auto 0;
  padding: 20px 24px;
  border: 1px solid rgba(255, 195, 11, 0.34);
  border-radius: 22px;
  background: linear-gradient(135deg, rgba(255, 195, 11, 0.15), rgba(255, 255, 255, 0.08));
  color: rgba(255, 255, 255, 0.88);
  text-align: left;
  box-shadow: 0 18px 44px rgba(3, 10, 34, 0.16);
}

.service-result__label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--hlb-yellow);
  font-weight: 900;
  font-size: 18px;
  line-height: 1.25;
}

.service-result__label::before {
  content: "";
  width: 11px;
  height: 11px;
  border-radius: 999px;
  background: var(--hlb-yellow);
  box-shadow: 0 0 0 7px rgba(255, 195, 11, 0.14);
  flex: 0 0 auto;
}

.service-result p {
  margin: 0;
  color: rgba(255, 255, 255, 0.86) !important;
  font-size: 17px;
  line-height: 1.65;
  font-weight: 700;
}

.proof-card {
  padding: 18px 18px 24px;
}

.proof-card__image {
  display: block;
  min-height: 0;
  margin: 0 0 20px;
  padding: 0;
  overflow: hidden;
  border-radius: 18px;
  background: #eef2ff;
  box-shadow: inset 0 0 0 1px rgba(55, 76, 154, 0.08);
}

.proof-card__image img {
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.proof-card h3 {
  font-size: 20px;
}

.proof-card p {
  font-size: 15.5px;
  line-height: 1.65;
}

@media (max-width: 820px) {
  .service-result {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 18px;
  }

  .service-result__label {
    font-size: 17px;
  }

  .service-result p {
    font-size: 15.5px;
  }
}