:root {
  --hx-blue: #135ca8;
  --hx-blue-dark: #073a72;
  --hx-blue-soft: #eaf3fc;
  --hx-ink: #17263a;
  --hx-muted: #65758a;
  --hx-border: #dce6f0;
  --hx-surface: #ffffff;
  --hx-shadow: 0 18px 45px rgba(14, 54, 92, 0.1);
}

html {
  scroll-behavior: smooth;
}

body.home-page {
  background: #fff;
  color: var(--hx-ink);
  line-height: 1.7;
}

.home-page *,
.home-page *::before,
.home-page *::after {
  box-sizing: border-box;
}

.home-page a {
  color: inherit;
  text-decoration: none;
}

.home-page #container.home-shell {
  width: 100%;
  max-width: none;
  margin: 0;
  background: #fff;
  overflow: visible;
}

.page-width {
  width: min(1180px, calc(100% - 48px));
  margin-inline: auto;
}

.section-space {
  padding-block: 72px;
}

.hero {
  position: relative;
  min-height: 320px;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: #fff;
  background: linear-gradient(90deg, rgb(151, 47, 119) 0%, #7c46a9 22%, #2c5fc0 55%, #176dcc 100%);
}

.hero::before {
  position: absolute;
  inset: 0 0 0 42%;
  background:
    linear-gradient(rgba(10, 55, 110, 0.18), rgba(10, 55, 110, 0.18)),
    url("../img/home/hero-beijing.webp") center / cover no-repeat;
  content: "";
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 24%, #000 100%);
  mask-image: linear-gradient(90deg, transparent 0%, #000 24%, #000 100%);
}

.hero__content {
  position: relative;
  z-index: 1;
  padding-block: 48px;
}

.hero__eyebrow {
  margin-bottom: 14px;
  color: #bfe1ff;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.18em;
}

.hero h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(30px, 4.2vw, 48px);
  font-weight: 800;
  line-height: 1.18;
  text-shadow: 0 2px 18px rgba(27, 12, 67, 0.24);
}

.hero__title-term,
.hero__title-tail {
  display: inline-block;
}

.hero__summary {
  max-width: 660px;
  margin-top: 22px;
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(16px, 1.8vw, 19px);
}

.contact-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 0 26px;
  border: 1px solid transparent;
  border-radius: 5px;
  font-weight: 700;
  transition: transform 0.2s ease, background 0.2s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.quick-services {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr 2fr;
  gap: 16px;
  margin-top: 28px;
}

.quick-card {
  min-height: 144px;
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 28px;
  background: var(--hx-surface);
  border: 1px solid var(--hx-border);
  box-shadow: var(--hx-shadow);
}

.quick-card--plan,
.quick-card--course {
  position: relative;
  overflow: hidden;
  padding: 0;
  border-color: rgba(255, 255, 255, 0.45);
  background: var(--hx-blue-dark);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.home-page .quick-card--plan,
.home-page .quick-card--course {
  color: #fff;
}

.quick-card--plan > img,
.quick-card--course > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.quick-card__overlay {
  position: absolute;
  z-index: 1;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 22px;
  background: linear-gradient(180deg, rgba(6, 35, 65, 0.05) 28%, rgba(5, 34, 64, 0.88) 100%);
}

.quick-card--plan:hover,
.quick-card--course:hover {
  transform: translateY(-4px);
  border-color: #9cc3e7;
}

.quick-card--plan:hover > img,
.quick-card--course:hover > img {
  transform: scale(1.035);
}

.quick-card__icon {
  width: 54px;
  height: 54px;
  flex: 0 0 54px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--hx-blue-soft);
  color: var(--hx-blue);
  font-size: 21px;
  font-weight: 800;
}

.quick-card strong,
.quick-card small {
  display: block;
}

.quick-card strong {
  font-size: 20px;
}

.quick-card small {
  margin-top: 5px;
  color: var(--hx-muted);
  line-height: 1.45;
}

.quick-card--plan small,
.quick-card--course small {
  color: rgba(255, 255, 255, 0.82);
}

.quick-card--certificate {
  display: grid;
  grid-template-columns: minmax(150px, 0.82fr) minmax(240px, 1.18fr);
  grid-template-areas: "heading form";
  background: linear-gradient(135deg, #0f5ca7, #083f79);
  color: #fff;
}

.certificate-heading {
  grid-area: heading;
  display: flex;
  align-items: center;
  gap: 14px;
}

.certificate-heading__icon {
  width: 64px;
  height: 64px;
  flex: 0 0 64px;
  object-fit: contain;
}

.quick-card--certificate .quick-card__icon {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
}

.quick-card--certificate small {
  color: rgba(255, 255, 255, 0.72);
}

.certificate-form {
  grid-area: form;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-rows: repeat(2, 44px);
  align-items: center;
  gap: 8px;
}

.certificate-form label {
  min-width: 0;
}

.certificate-form input {
  width: 100%;
  height: 44px;
  padding: 0 13px;
  border: 0;
  border-radius: 3px;
  background: #fff;
  color: var(--hx-ink);
  font: inherit;
}

.certificate-form button {
  height: 100%;
  grid-column: 2;
  grid-row: 1 / 3;
  padding: 0 20px;
  border: 1px solid rgba(255, 255, 255, 0.62);
  border-radius: 3px;
  background: transparent;
  color: #fff;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.intro-news {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 34px;
}

.home-panel {
  min-width: 0;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 28px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--hx-border);
}

.section-heading span {
  display: block;
  color: var(--hx-blue);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.section-heading h2 {
  margin-top: 4px;
  color: var(--hx-ink);
  font-size: clamp(25px, 3vw, 32px);
  font-weight: 800;
}

.section-heading > a {
  flex: 0 0 auto;
  color: var(--hx-blue);
  font-size: 14px;
  font-weight: 700;
}

.intro-panel > p {
  color: #43556c;
  font-size: 16px;
  line-height: 2;
}

.intro-panel > p + p {
  margin-top: 16px;
}

.intro-links {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 0;
}

@media (min-width: 981px) {
  .intro-news--six-items .intro-links {
    margin-top: 48px;
  }
}

.intro-links a {
  min-height: 112px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 8px;
  padding: 0 8px 14px;
  border: 1px solid transparent;
  border-radius: 8px;
  color: var(--hx-ink);
  text-align: center;
  transition: transform 0.2s ease, border-color 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}

.intro-links img {
  width: 64px;
  height: 64px;
  object-fit: contain;
  transition: transform 0.25s ease, filter 0.25s ease;
}

.intro-links strong {
  font-size: 15px;
  font-weight: 700;
}

@media (hover: hover) {
  .intro-links a:hover {
    border-color: var(--hx-border);
    background: #f8fbfe;
    color: var(--hx-blue);
    transform: translateY(-5px);
  }

  .intro-links a:hover img {
    filter: drop-shadow(0 8px 10px rgba(19, 92, 168, 0.2));
    transform: scale(1.08);
  }
}

.intro-links a:focus-visible {
  outline: 2px solid var(--hx-blue);
  outline-offset: 2px;
  color: var(--hx-blue);
  transform: translateY(-5px);
}

.intro-links a:focus-visible img {
  filter: drop-shadow(0 8px 10px rgba(19, 92, 168, 0.2));
  transform: scale(1.08);
}

.intro-links a:active {
  transform: translateY(-2px);
}

.featured-news {
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 20px;
  align-items: center;
}

.featured-news img {
  width: 100%;
  height: 124px;
  object-fit: cover;
}

.featured-news strong,
.featured-news time {
  display: block;
}

.featured-news strong {
  display: -webkit-box;
  overflow: hidden;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.55;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.featured-news time,
.news-list time {
  color: var(--hx-muted);
  font-size: 13px;
}

.featured-news time {
  margin-top: 10px;
}

.news-list {
  margin-top: 18px;
  list-style: none;
}

.news-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px;
  padding: 12px 0;
  border-top: 1px dashed var(--hx-border);
}

.news-list a {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.empty-state {
  padding: 40px;
  background: #f7f9fb;
  color: var(--hx-muted);
  text-align: center;
}

.course-section {
  background: #f5f8fc;
}

.section-heading--center {
  align-items: end;
}

.course-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 16px;
}

.course-category {
  position: relative;
  height: 220px;
  overflow: hidden;
  background: var(--hx-blue-dark);
  color: #fff;
}

.course-category--standard {
  grid-column: span 2;
}

.home-page .course-category {
  color: #fff;
}

.course-category::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 41, 76, 0.08) 30%, rgba(4, 31, 60, 0.92) 100%);
}

.course-category img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.course-category:hover img {
  transform: scale(1.04);
}

.course-category > span {
  position: absolute;
  z-index: 1;
  right: 20px;
  bottom: 18px;
  left: 20px;
}

.course-category strong,
.course-category small {
  display: block;
}

.course-category strong {
  font-size: 21px;
  font-weight: 800;
}

.course-category small {
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.5;
}

.customer-carousel {
  overflow: hidden;
  padding: 4px 0 14px;
  outline: none;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 3%, #000 97%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 3%, #000 97%, transparent);
}

.customer-carousel:focus-visible {
  outline: 2px solid var(--hx-blue);
  outline-offset: 5px;
}

.customer-track {
  width: max-content;
  display: flex;
  gap: 14px;
  animation: customer-scroll 38s linear infinite;
  will-change: transform;
}

.customer-group {
  display: flex;
  gap: 14px;
}

.customer-logo {
  width: 180px;
  min-height: 112px;
  flex: 0 0 180px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 0;
  padding: 12px;
  border: 1px solid var(--hx-border);
  background: #fff;
}

.customer-logo__image {
  width: 100%;
  height: 78px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.customer-logo img {
  max-width: 100%;
  max-height: 78px;
  object-fit: contain;
}

.customer-carousel:hover .customer-track,
.customer-carousel:focus-within .customer-track {
  animation-play-state: paused;
}

@keyframes customer-scroll {
  to {
    transform: translateX(calc(-50% - 7px));
  }
}

.contact-cta {
  padding-block: 56px;
  background: linear-gradient(120deg, #0f5ca7, #07366a);
  color: #fff;
}

.contact-cta__content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.contact-cta span {
  color: #b9dcfb;
  font-weight: 700;
}

.contact-cta h2 {
  margin-top: 4px;
  font-size: clamp(26px, 3vw, 36px);
  font-weight: 800;
}

.contact-cta p {
  margin-top: 6px;
  color: rgba(255, 255, 255, 0.75);
}

.contact-cta__actions {
  flex: 0 0 auto;
  margin-top: 0;
}

.button--light {
  background: #fff;
  color: var(--hx-blue-dark);
}

.home-page .button--light {
  color: var(--hx-blue-dark);
}

.button--outline-light {
  border-color: rgba(255, 255, 255, 0.6);
  color: #fff;
}

.home-page .button--outline-light {
  color: #fff;
}

@media (max-width: 980px) {
  .quick-services {
    grid-template-columns: 1fr 1fr;
  }

  .quick-card--certificate {
    grid-column: 1 / -1;
  }

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

  .course-category--standard {
    grid-column: span 1;
  }

  .course-category {
    height: 210px;
  }

}

@media (max-width: 720px) {
  .page-width {
    width: min(100% - 28px, 1180px);
  }

  .section-space {
    padding-block: 50px;
  }

  .hero {
    min-height: 280px;
    background: #176dcc;
  }

  .hero::before {
    inset: 0;
    background:
      linear-gradient(rgba(10, 55, 110, 0.24), rgba(10, 55, 110, 0.24)),
      url("../img/home/hero-beijing.webp") 62% center / cover no-repeat;
    -webkit-mask-image: none;
    mask-image: none;
  }

  .hero__content {
    padding-block: 28px;
  }

  .quick-services {
    gap: 10px;
    margin-top: 18px;
  }

  .quick-card {
    min-height: 126px;
    padding: 20px 16px;
  }

  .quick-card--plan,
  .quick-card--course {
    padding: 0;
  }

  .quick-card__overlay {
    padding: 16px;
  }

  .quick-card strong {
    font-size: 17px;
  }

  .quick-card__icon {
    width: 44px;
    height: 44px;
    flex-basis: 44px;
    font-size: 18px;
  }

  .quick-card--certificate {
    grid-template-columns: 1fr;
    grid-template-areas: "heading" "form";
    gap: 16px;
  }

  .certificate-form {
    grid-template-columns: 1fr;
    grid-template-rows: repeat(3, 44px);
  }

  .certificate-form button {
    width: 100%;
    grid-column: 1;
    grid-row: auto;
  }

  .intro-news {
    grid-template-columns: 1fr;
  }

  .intro-links {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 4px;
    margin-top: 20px;
  }

  .intro-links a {
    min-height: 84px;
    gap: 6px;
    padding: 8px 2px;
  }

  .intro-links img {
    width: 44px;
    height: 44px;
  }

  .intro-links strong {
    font-size: 13px;
  }

  .featured-news {
    grid-template-columns: 132px 1fr;
    gap: 14px;
  }

  .featured-news img {
    height: 100px;
  }

  .course-grid {
    grid-template-columns: 1fr;
  }

  .course-category {
    height: 200px;
    grid-column: auto;
  }

  .customer-carousel {
    -webkit-mask-image: none;
    mask-image: none;
  }

  .customer-logo {
    width: 154px;
    min-height: 104px;
    flex-basis: 154px;
    padding: 10px;
  }

  .contact-cta__content {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  .intro-links a,
  .intro-links img {
    transition: none;
  }

  .intro-links a:hover,
  .intro-links a:focus-visible,
  .intro-links a:active,
  .intro-links a:hover img,
  .intro-links a:focus-visible img {
    filter: none;
    transform: none;
  }

  .customer-carousel {
    overflow-x: auto;
    -webkit-mask-image: none;
    mask-image: none;
  }

  .customer-track {
    animation: none;
    will-change: auto;
  }

  .customer-group[aria-hidden="true"] {
    display: none;
  }
}