:root {
  --ghis-soft: #efefef;
}

.action-card {
  cursor: pointer;
  user-select: none;
}

.leaders-media img,
.stage-section img,
.speaker-photo img,
.brand-logo img,
.action-card-img,
.action-arrow img {
  display: block;
  width: 100%;
}

.hero-section {
  position: relative;
  margin-top: 68px;
}

.hero-bg {
  min-height: 470px;
  object-fit: cover;
}

.hero-register-button {
  position: absolute;
  left: 50%;
  top: 77.3%;
  width: clamp(250px, 18.4vw, 354px);
  height: var(--ghis-shared-button-height);
  transform: translateX(-50%);
  color: #ffffff;
  background: var(--ghis-orange);
  border: 2px solid var(--ghis-orange);
  white-space: nowrap;
}

.intro-section {
  padding: clamp(54px, 4.4vw, 84px) 0 clamp(92px, 6.4vw, 122px);
}

.intro-panel {
  position: relative;
  min-height: 236px;
  padding: clamp(42px, 3.1vw, 60px) clamp(86px, 6.5vw, 124px) 78px;
  background: var(--ghis-soft);
}

.intro-copy {
  color: #25283a;
  font-size: clamp(17px, 1.3vw, 25px);
  line-height: 1.42;
}

.metrics-bar {
  position: absolute;
  left: 50%;
  bottom: -64px;
  width: min(1080px, 72%);
  min-height: 126px;
  transform: translateX(-50%);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  align-items: center;
  color: #ffffff;
  background: var(--ghis-navy);
  border-radius: 9px;
  box-shadow: 0 18px 35px rgba(1, 18, 150, 0.18);
}

.metric-item {
  min-width: 0;
  padding: 0 22px;
  text-align: center;
  border-right: 1px solid rgba(255, 255, 255, 0.44);
}

.metric-item:last-child {
  border-right: 0;
}

.metric-value {
  display: block;
  color: #ffffff;
  font-size: clamp(28px, 2.3vw, 40px);
  line-height: 1;
  font-weight: 700;
}

.metric-label {
  display: block;
  margin-top: 12px;
  color: rgba(255, 255, 255, 0.94);
  font-size: clamp(10px, 0.84vw, 16px);
  line-height: 1.28;
}

.leaders-section {
  padding: clamp(82px, 6.4vw, 124px) 0 clamp(68px, 5.1vw, 98px);
}

.leaders-layout {
  display: grid;
  grid-template-columns: minmax(430px, 1fr) minmax(520px, 44%);
  align-items: center;
  gap: clamp(72px, 7.4vw, 142px);
}

.section-title-line {
  color: var(--ghis-navy);
  font-size: clamp(34px, 2.9vw, 40px);
  line-height: 1.14;
  font-weight: 600;
}

.section-title-accent {
  margin-top: 3px;
  color: var(--ghis-orange);
  font-size: clamp(34px, 2.9vw, 40px);
  line-height: 1.14;
  font-style: italic;
  font-weight: 600;
}

.section-desc {
  max-width: 760px;
  margin-top: clamp(54px, 4.6vw, 88px);
  color: #25283a;
  font-size: clamp(17px, 1.3vw, 25px);
  line-height: 1.42;
}

.leaders-media {
  overflow: hidden;
  aspect-ratio: 970 / 565;
  border-radius: 8px;
  box-shadow: 0 16px 28px rgba(1, 18, 150, 0.14);
}

.leaders-media img {
  height: 100%;
  object-fit: cover;
}

.action-section {
  padding: 0 0 clamp(74px, 5.9vw, 112px);
}

.action-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(22px, 1.75vw, 34px);
}

.action-card {
  position: relative;
  overflow: hidden;
  aspect-ratio: 386 / 280;
  border-radius: 12px;
  background-color: #f4f5fb;
  box-shadow: 0 10px 24px rgba(20, 27, 92, 0.12);
}

.action-card-img {
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.action-head {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 3;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: clamp(22px, 1.6vw, 31px) clamp(24px, 1.7vw, 32px) 12px;
  color: #011296;
  font-size: clamp(17px, 1.3vw, 25px);
  line-height: 1.16;
  font-style: italic;
  font-weight: 700;
}

.action-arrow {
  width: clamp(28px, 2vw, 42px);
  flex: 0 0 clamp(28px, 2vw, 42px);
  padding-top: 3px;
}

.action-desc {
  position: absolute;
  left: clamp(24px, 1.7vw, 32px);
  right: clamp(24px, 1.7vw, 32px);
  bottom: clamp(18px, 1.35vw, 24px);
  z-index: 3;
  min-height: clamp(36px, 2.55vw, 46px);
  display: flex;
  align-items: center;
  padding: 6px 14px;
  color: #2b2b2b;
  background: rgba(255, 255, 255, 0.78);
  border-radius: 999px;
  font-size: clamp(11px, 0.84vw, 16px);
  line-height: 1.22;
}

.trusted-title {
  margin: clamp(54px, 4.2vw, 80px) 0 clamp(25px, 1.9vw, 36px);
  text-align: center;
  font-size: clamp(17px, 1.3vw, 25px);
  line-height: 1.2;
  font-weight: 700;
}

.trusted-strip,
.logo-grid {
  display: grid;
  align-items: center;
}

.trusted-strip {
  grid-template-columns: repeat(8, 1fr);
  gap: clamp(26px, 2.1vw, 40px);
}

.trusted-strip{
  grid-template-columns: repeat(auto-fit, minmax(0, max-content));
  justify-content: center;
}

.brand-logo {
  min-height: 58px;
  display: grid;
  place-items: center;
}

.brand-logo img {
  max-width: 100%;
  max-height: 66px;
  object-fit: contain;
}

.speakers-section,
.companies-section {
  padding: clamp(72px, 5.7vw, 110px) 0 clamp(86px, 6.4vw, 122px);
}

.heading-subtitle {
  margin-top: clamp(24px, 1.9vw, 36px);
  font-weight: 700;
}

.speaker-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: clamp(24px, 1.65vw, 32px) clamp(14px, 1.05vw, 20px);
  margin-top: clamp(44px, 3.4vw, 64px);
}

.secondary-action {
  width: clamp(260px, 20vw, 384px);
  margin: clamp(44px, 3.4vw, 66px) auto 0;
  background: var(--ghis-navy);
}

.companies-section {
  padding-top: clamp(60px, 4.8vw, 92px);
}

.company-groups {
  margin-top: clamp(52px, 4.1vw, 78px);
}

.company-group {
  margin-top: clamp(46px, 3.8vw, 72px);
}

.company-title {
  margin-bottom: clamp(28px, 2.2vw, 42px);
  text-align: center;
  font-size: clamp(17px, 1.3vw, 25px);
  line-height: 1.2;
  font-weight: 400;
}

.logo-grid {
  grid-template-columns: repeat(8, 1fr);
  gap: clamp(26px, 2.4vw, 46px) clamp(28px, 2.5vw, 48px);
}

.more-note {
  margin-top: clamp(70px, 5.4vw, 104px);
  text-align: center;
  font-size: clamp(16px, 1.15vw, 22px);
  line-height: 1.2;
}

.stage-section img {
  height: auto;
  object-fit: contain;
}

.hero-register-button:hover {
  transform: translateX(-50%) translateY(-1px);
}

@media (max-width: 1399px) {
  .speaker-grid {
    grid-template-columns: repeat(7, 1fr);
  }
}

@media (max-width: 1199px) {
  .hero-section {
    margin-top: 64px;
  }

  .hero-bg {
    min-height: 360px;
  }

  .intro-panel {
    padding: 34px 30px 38px;
  }

  .intro-copy {
    font-size: 18px;
    text-align: center;
  }

  .metrics-bar {
    position: static;
    width: 100%;
    min-height: 0;
    margin-top: 30px;
    transform: none;
    grid-template-columns: repeat(2, 1fr);
  }

  .metric-item {
    min-height: 88px;
    display: grid;
    align-content: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.28);
  }

  .metric-item:nth-child(2) {
    border-right: 0;
  }

  .metric-item:nth-child(n + 3) {
    border-bottom: 0;
  }

  .leaders-layout {
    grid-template-columns: 1fr;
    gap: 38px;
  }

  .leaders-copy {
    text-align: center;
  }

  .section-desc {
    margin-left: auto;
    margin-right: auto;
  }

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

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

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

@media (max-width: 750px) {
  .hero-bg {
    min-height: 300px;
  }

  .hero-register-button {
    min-width: 170px;
    min-height: 32px;
    border-width: 1px;
    font-size: 11px;
  }

  .intro-section,
  .leaders-section,
  .action-section,
  .speakers-section,
  .companies-section {
    padding-top: 34px;
    padding-bottom: 42px;
  }

  .intro-panel {
    padding: 26px 18px 28px;
  }

  .metrics-bar,
  .action-grid,
  .speaker-grid,
  .trusted-strip,
  .logo-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .metric-value {
    font-size: 24px;
  }

  .metric-label {
    font-size: 10px;
  }

  .section-title-line,
  .section-title-accent,
  .section-heading {
    font-size: 28px;
  }

  .section-desc,
  .heading-subtitle {
    font-size: 15px;
  }

  .action-head {
    padding: 16px 12px 8px;
    font-size: 20px;
  }

  .action-desc {
    left: 10px;
    right: 10px;
    bottom: 10px;
    min-height: 36px;
    padding: 6px 12px;
    font-size: 14px;
    line-height: 1.35;
  }

  .speaker-grid {
    gap: 22px 12px;
  }

  .secondary-action {
    width: min(100%, 380px);
  }
}

@media (max-width: 760px) {
  .action-grid {
    grid-template-columns: 1fr;
  }

  .action-card {
    aspect-ratio: 386 / 312;
  }

  .action-desc {
    bottom: 34px;
  }
}

@media (min-width: 1200px) and (max-width: 1536px) {
  .intro-panel {
    padding: 30px 26px 34px;
  }

  .metrics-bar {
    width: min(1180px, 86%);
  }

  .metric-item {
    padding: 0 16px;
  }

  .leaders-layout {
    grid-template-columns: minmax(400px, 1fr) minmax(460px, 42%);
    gap: 56px;
  }

  .section-desc {
    max-width: none;
    margin-top: 42px;
  }

  .action-grid {
    gap: 18px;
  }

  .action-head {
    padding: 18px 20px 12px;
  }

  .action-desc {
    left: 18px;
    right: 18px;
    bottom: 18px;
  }

  .trusted-strip,
  .logo-grid {
    gap: 20px;
  }

  .speaker-grid {
    gap: 30px 16px;
  }
}

/* 内容页正文文案字号统一调整。 */
.intro-copy,
.section-desc,
.heading-subtitle,
.company-title {
  font-size: 20px;
  font-weight: 400;
}

.action-desc,
.metric-label {
  font-size: 18px;
  font-weight: 400;
}

.more-note {
  font-size: 20px;
  font-weight: 400;
}

.action-desc {
  font-size: 14px;
  line-height: 1.35;
  font-weight: 400;
}

@media (max-width: 760px) {
  .intro-copy {
    font-size: 18px;
  }

  .metric-label {
    font-size: 12px;
  }
}