:root {
  --header-h: 114px;
  --teal: #009ca6;
  --page-bg: #f3f3f1;
  --slide-duration: 0.85s;
}

html,
body {
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}

body.slider-locked {
  overflow-y: hidden;
}

.home-slider-main {
  position: relative;
  width: 100%;
  margin: 0 !important;
  padding: 0 !important;
  min-height: calc(100vh - var(--header-h));
  margin-top: var(--header-h) !important;
  overflow: hidden;
  background: var(--page-bg);
  font-family: Arial, sans-serif;
}

.home-slider {
  position: relative;
  width: 100%;
  height: calc(100vh - var(--header-h));
  min-height: 560px;
  overflow: hidden;
  background: var(--page-bg);
}

.slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transform: translateY(100%);
  transition:
    transform var(--slide-duration) ease,
    opacity var(--slide-duration) ease,
    visibility var(--slide-duration) ease;
  background: var(--page-bg);
  overflow: hidden;
  z-index: 1;
}

.slide.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  z-index: 3;
}

.slide.prev {
  transform: translateY(-100%);
  z-index: 2;
}

.slide.next {
  transform: translateY(100%);
  z-index: 2;
}

/* ========== 模块1 Banner ========== */
.slide-banner {
  background: #f3f3f1;
}

.banner-media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.banner-video,
.banner-mobile-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.banner-video {
  display: block;
  object-fit: cover;
  background: #f3f3f1;
}

.banner-mobile-bg {
  display: none;
}

.banner-content {
  display: none;
}

/* ========== 模块2 Team ========== */
.slide-team {
  background: #f3f3f1;
}

.team-wrap {
  width: 100%;
  height: 100%;
  padding: 24px 40px;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.team-header {
  flex: 0 0 auto;
  max-width: 760px;
  margin-bottom: 20px;
}

.team-eyebrow {
  display: inline-block;
  margin-bottom: 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--teal);
}

.team-header h2 {
  margin: 0 0 10px;
  font-size: clamp(30px, 2.5vw, 46px);
  line-height: 1.08;
  font-weight: 400;
  color: #1f1f1f;
}

.team-header p {
  margin: 0;
  font-size: 16px;
  line-height: 1.55;
  color: #4e4e4e;
}

.team-grid {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  overflow: hidden;
  align-items: stretch;
}

.leader-card {
  height: 100%;
  min-height: 0;
  display: flex;
  flex-direction: column;
  background: #f8f8f7;
  border-radius: 0 0 22px 22px;
  overflow: hidden;
}

.leader-photo {
  flex: 0 0 260px;
  min-height: 260px;
  background: #dcdcdc;
  overflow: hidden;
}

.leader-photo img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center top;
}

.leader-info {
  flex: 1 1 auto;
  min-height: 0;
  padding: 16px 18px 14px;
  display: flex;
  flex-direction: column;
}

.leader-role {
  margin-bottom: 8px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal);
  line-height: 1.45;
  white-space: normal;
}

.leader-name {
  margin: 0 0 10px;
  font-size: 20px;
  line-height: 1.2;
  font-weight: 400;
  color: #1f1f1f;
  word-break: break-word;
}

.leader-bio {
  flex: 1 1 auto;
  min-height: 150px;
  max-height: none;
  overflow-y: auto;
  padding-right: 8px;
  font-size: 14px;
  line-height: 1.65;
  color: #505050;
}

.leader-bio::-webkit-scrollbar {
  width: 6px;
}

.leader-bio::-webkit-scrollbar-thumb {
  background: rgba(0, 156, 166, 0.35);
  border-radius: 20px;
}

/* ========== 模块3 占位 ========== */
.slide-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
}

.placeholder-inner {
  width: 100%;
  max-width: 980px;
  text-align: center;
}

.placeholder-tag {
  display: inline-block;
  margin-bottom: 16px;
  color: var(--teal);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.placeholder-inner h2 {
  margin: 0 0 14px;
  font-size: clamp(36px, 4vw, 64px);
  line-height: 1.08;
  font-weight: 400;
  color: #1f1f1f;
}

.placeholder-inner p {
  margin: 0 auto;
  max-width: 700px;
  font-size: 18px;
  line-height: 1.7;
  color: #555;
}

.slide-placeholder-4 { background: #f6f3ee; }
.slide-placeholder-5 { background: #eef1f7; }
.slide-placeholder-6 { background: #f5f0f3; }
.slide-placeholder-7 { background: #f3f5ee; }
.slide-placeholder-8 { background: #f0f0f0; }

/* ========== 模块8 双卡片 66 pubblicazioni / 25 brevetti ========== */
.slide-stats {
  background: #f5f5f5;
}

.stats-split {
  width: 100%;
  height: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.stats-card {
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: inherit;
  transition: background-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

/* 左卡片：青绿底 + 白色实心圆 */
.stats-card-left {
  background: #23b499;
}

.stats-card-left .stats-circle-filled {
  background: #ffffff;
  color: #23b499;
}

.stats-card-left .stats-line {
  background: #23b499;
}

.stats-card-left .stats-label {
  color: rgba(0, 0, 0, 0.5);
}

.stats-card-left:hover {
  background: #1e9d86;
  transform: scale(1.02);
  box-shadow: inset 0 0 0 4px rgba(255, 255, 255, 0.2);
}

.stats-card-left:hover .stats-circle-filled {
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
  transform: scale(1.05);
}

/* 右卡片：白底 + 青绿描边圆 */
.stats-card-right {
  background: #ffffff;
}

.stats-card-right .stats-circle-outline {
  background: transparent;
  border: 4px solid #23b499;
  color: #23b499;
}

.stats-card-right .stats-line {
  background: #23b499;
}

.stats-card-right .stats-label {
  color: #6b6b6b;
}

.stats-card-right:hover {
  background: #e8f8f5;
  box-shadow: inset 0 0 0 2px rgba(35, 180, 153, 0.3);
}

.stats-card-right:hover .stats-circle-outline {
  background: #23b499;
  color: #ffffff;
  border-color: #23b499;
  box-shadow: 0 8px 32px rgba(35, 180, 153, 0.35);
}

.stats-card-right:hover .stats-line {
  background: #ffffff;
}

.stats-card-right:hover .stats-label {
  color: rgba(255, 255, 255, 0.9);
}

/* 圆形与内容 */
.stats-circle {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: min(42vw, 280px);
  height: min(42vw, 280px);
  max-width: 280px;
  max-height: 280px;
  border-radius: 50%;
  padding: 24px;
  box-sizing: border-box;
  transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

.stats-num {
  font-size: clamp(36px, 8vw, 72px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
}

.stats-line {
  width: 48px;
  height: 2px;
  margin: 12px 0 8px;
  transition: background 0.3s ease;
}

.stats-label {
  font-size: clamp(13px, 2vw, 18px);
  font-weight: 400;
  text-transform: lowercase;
  text-align: center;
  line-height: 1.3;
  transition: color 0.3s ease;
}

@media (max-width: 767px) {
  .stats-split {
    grid-template-columns: 1fr;
    grid-template-rows: 1fr 1fr;
  }

  .stats-circle {
    width: min(70vw, 220px);
    height: min(70vw, 220px);
    padding: 16px;
  }

  .stats-num {
    font-size: clamp(32px, 12vw, 56px);
  }

  .stats-line {
    width: 40px;
    margin: 8px 0 6px;
  }

  .stats-label {
    font-size: clamp(12px, 3.5vw, 15px);
  }
}

/* ========== 模块7 左右双图 ========== */
.slide-double-img {
  background: #e8eae8;
}

.double-img-split {
  width: 100%;
  height: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.double-img-left,
.double-img-right {
  position: relative;
  overflow: hidden;
}

.double-img-left img,
.double-img-right img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.double-img-left img {
  object-position: left center;
}

.double-img-right img {
  object-position: right center;
}

@media (max-width: 767px) {
  .double-img-split {
    grid-template-columns: 1fr;
    grid-template-rows: 1fr 1fr;
  }
}

/* ========== 模块5 Produzione 左图右文 ========== */
.slide-produzione {
  background: #116a67;
}

.produzione-split {
  width: 100%;
  height: 100%;
  display: grid;
  grid-template-columns: 1.5fr 1fr; /* 约 60% 40% */
}

.produzione-media {
  position: relative;
  overflow: hidden;
}

.produzione-media img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.produzione-content {
  background: #116a67;
  color: #ffffff;
  display: flex;
  align-items: center;
  overflow-y: auto;
}

.produzione-inner {
  width: 100%;
  max-width: 520px;
  padding: 48px 44px 48px 40px;
  box-sizing: border-box;
}

.produzione-title {
  margin: 0 0 14px;
  font-size: clamp(28px, 3.2vw, 42px);
  line-height: 1.08;
  font-weight: 700;
  color: #ffffff;
  text-transform: lowercase;
}

.produzione-title-line {
  width: 64px;
  height: 4px;
  background: rgba(255, 255, 255, 0.35);
  margin-bottom: 28px;
}

.produzione-lead {
  margin: 0 0 24px;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.65;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.95);
}

.produzione-list {
  margin: 0;
  padding: 0 0 0 20px;
  list-style: disc;
  font-size: clamp(14px, 1.3vw, 16px);
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.95);
}

.produzione-list li {
  margin-bottom: 6px;
}

.produzione-list li:last-child {
  margin-bottom: 0;
}

/* 模块5 响应式：小屏上下堆叠，图上文下 */
@media (max-width: 900px) {
  .produzione-split {
    grid-template-columns: 1fr;
    grid-template-rows: 45vh 1fr;
  }

  .produzione-media {
    min-height: 280px;
  }

  .produzione-content {
    align-items: flex-start;
  }

  .produzione-inner {
    max-width: none;
    padding: 32px 24px 40px;
  }

  .produzione-title {
    font-size: 32px;
  }

  .produzione-title-line {
    margin-bottom: 20px;
  }

  .produzione-lead {
    font-size: 15px;
    margin-bottom: 20px;
  }

  .produzione-list {
    font-size: 15px;
  }
}

@media (max-width: 480px) {
  .produzione-split {
    grid-template-rows: minmax(0, 0.36fr) minmax(0, 1fr);
  }

  .produzione-inner {
    padding: 8px 12px 12px;
  }

  .produzione-title {
    font-size: 18px;
    margin-bottom: 2px;
  }

  .produzione-title-line {
    width: 40px;
    margin-bottom: 6px;
  }

  .produzione-lead {
    font-size: 10px;
    line-height: 1.35;
    margin-bottom: 8px;
  }

  .produzione-list {
    font-size: 10px;
    padding-left: 12px;
  }

  .produzione-list li {
    margin-bottom: 0;
  }
}

/* ========== 模块6 Management 左文右图 ========== */
.slide-management {
  background: #f5f5f3;
}

.management-split {
  width: 100%;
  height: 100%;
  display: grid;
  grid-template-columns: 1fr 1.25fr; /* 左文右图 */
}

.management-content {
  display: flex;
  align-items: center;
  overflow: hidden;
}

.management-inner {
  width: 100%;
  max-width: 520px;
  padding: 48px 40px 48px 44px;
  box-sizing: border-box;
}

.management-title {
  margin: 0 0 36px;
  font-size: clamp(32px, 3.5vw, 48px);
  line-height: 1.08;
  font-weight: 700;
  color: #1f1f1f;
  text-transform: lowercase;
}

.management-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.management-list li {
  margin-bottom: 28px;
}

.management-list li:last-child {
  margin-bottom: 0;
}

.management-name {
  display: block;
  font-size: clamp(15px, 1.35vw, 17px);
  font-weight: 700;
  color: var(--teal);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: 4px;
}

.management-role {
  display: block;
  font-size: clamp(14px, 1.2vw, 15px);
  font-weight: 400;
  color: #6b6b6b;
  line-height: 1.4;
}

.management-media {
  position: relative;
  overflow: hidden;
}

.management-media > .management-default,
.management-media > .management-profile {
  position: absolute;
  inset: 0;
  box-sizing: border-box;
}

.management-media > .management-default:not(.is-visible),
.management-media > .management-profile:not(.is-visible) {
  visibility: hidden;
  pointer-events: none;
}

.management-default img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

/* 模块6 / management 页：右栏默认团队图，点击人名显示简介 */
.management-list li[data-person] {
  cursor: pointer;
}

.management-list li[data-person]:hover .management-name {
  color: var(--teal);
}

.management-list li[data-person].is-active .management-name {
  color: var(--teal);
}

.management-profile {
  width: 100%;
  height: 100%;
  padding: 32px 40px 40px 44px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.management-profile-photo {
  width: 260px;
  flex-shrink: 0;
  margin-bottom: 20px;
}

.management-profile-photo img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.management-profile-name {
  margin: 0 0 4px;
  font-size: clamp(17px, 1.7vw, 21px);
  font-weight: 700;
  color: var(--teal);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.2;
}

.management-profile-role {
  margin: 0 0 14px;
  font-size: clamp(13px, 1.15vw, 15px);
  color: #6b6b6b;
  line-height: 1.4;
}

.management-profile-bio {
  margin: 0;
  font-size: clamp(14px, 1.1vw, 15px);
  color: #444;
  line-height: 1.6;
  max-width: 500px;
}

/* 模块6 响应式：小屏上下堆叠，文上图下；右栏简介可滚动 */
@media (max-width: 900px) {
  .management-split {
    grid-template-columns: 1fr;
    grid-template-rows: auto minmax(320px, 1fr);
  }

  .management-content {
    align-items: flex-start;
  }

  .management-inner {
    max-width: none;
    padding: 32px 24px 28px;
  }

  .management-title {
    font-size: 32px;
    margin-bottom: 24px;
  }

  .management-list li {
    margin-bottom: 20px;
  }

  .management-name {
    font-size: 15px;
  }

  .management-role {
    font-size: 14px;
  }

  .management-media {
    min-height: 320px;
  }

  .management-profile {
    padding: 28px 24px 36px;
  }

  .management-profile-photo {
    width: 220px;
    margin-bottom: 18px;
  }

  .management-profile-bio {
    max-width: none;
  }
}

@media (max-width: 480px) {
  .management-split {
    grid-template-rows: minmax(0, 1fr) minmax(0, 0.36fr);
  }

  .management-inner {
    padding: 10px 12px 8px;
  }

  .management-title {
    font-size: 18px;
    margin-bottom: 8px;
  }

  .management-list li {
    margin-bottom: 6px;
  }

  .management-name {
    font-size: 10px;
    margin-bottom: 1px;
  }

  .management-role {
    font-size: 9px;
    line-height: 1.28;
  }

  .management-split {
    grid-template-rows: auto minmax(260px, 1fr);
  }

  .management-media {
    min-height: 260px;
  }

  .management-profile {
    padding: 16px 12px 24px;
  }

  .management-profile-photo {
    width: 160px;
    margin-bottom: 12px;
  }

  .management-profile-name {
    font-size: 14px;
  }

  .management-profile-role {
    font-size: 12px;
    margin-bottom: 10px;
  }

  .management-profile-bio {
    font-size: 12px;
  }
}

/* ========== 模块3 About split ========== */
.slide-about {
  background: #ffffff;
}

.about-split {
  width: 100%;
  height: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.about-media {
  position: relative;
  overflow: hidden;
}

.about-media img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.about-content {
  background: #0f9ea2;
  color: #ffffff;
  display: flex;
  align-items: center;
}

.about-inner {
  width: 100%;
  max-width: 760px;
  padding: 70px 68px;
  box-sizing: border-box;
}

.about-inner h2 {
  margin: 0 0 18px;
  font-size: clamp(34px, 3.6vw, 58px);
  line-height: 1.08;
  font-weight: 300;
  color: #ffffff;
}

.about-line {
  width: 108px;
  height: 4px;
  background: rgba(138, 214, 146, 0.8);
  margin-bottom: 72px;
}

.about-inner p {
  margin: 0;
  font-size: clamp(20px, 1.35vw, 28px);
  line-height: 1.75;
  font-weight: 300;
  color: #f5f5f5;
}

/* ========== 大平板 / 小电脑 ========== */
@media (max-width: 1200px) {
  .team-wrap {
    padding: 20px;
  }

  .team-grid {
    gap: 14px;
  }

  .leader-photo {
    flex-basis: 220px;
    min-height: 220px;
  }

  .leader-role {
    font-size: 10px;
  }

  .leader-name {
    font-size: 18px;
  }

  .leader-bio {
    font-size: 13px;
    line-height: 1.6;
    min-height: 140px;
  }

  .about-inner {
    padding: 48px 42px;
  }

  .about-line {
    margin-bottom: 40px;
  }

  .about-inner p {
    font-size: 18px;
    line-height: 1.7;
  }
}

/* ========== 平板 ========== */
@media (max-width: 1024px) {
  .home-slider {
    min-height: 520px;
  }

  /* 模块4 蜂巢在平板宽度下缩小，避免被裁切 */
  .tech-honeycomb-cluster {
    width: 760px;
    height: 500px;
  }

  .tech-desktop-inner {
    padding: 20px 24px 24px;
  }

  .tech-title-wrap {
    left: 24px;
  }

  .tech-title {
    font-size: 26px;
  }

  .hex-cell {
    width: 140px;
    height: 121px;
  }

  .hex-cell span,
  .hex-cell a {
    font-size: 11px;
  }

  .hex-sub a {
    font-size: 10px;
  }

  .pos-r1c1 { left: 0; top: 90px; }
  .pos-r1c2 { left: 150px; top: 90px; }
  .pos-r1c3 { left: 300px; top: 90px; }

  .pos-r2c1 { left: 75px; top: 220px; }
  .pos-r2c2 { left: 225px; top: 220px; }
  .pos-r2c3 { left: 375px; top: 220px; }

  .pos-r3c1 { left: 150px; top: 350px; }
  .pos-r3c2 { left: 300px; top: 350px; }
  .pos-r3c3 { left: 450px; top: 350px; }

  .team-wrap {
    padding: 18px;
  }

  .team-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    overflow-y: auto;
    padding-right: 4px;
  }

  .leader-card {
    min-height: 620px;
    height: auto;
  }

  .leader-photo {
    flex-basis: 280px;
    min-height: 280px;
  }

  .leader-role {
    font-size: 10px;
    line-height: 1.4;
  }

  .leader-name {
    font-size: 19px;
  }

  .leader-bio {
    min-height: 180px;
    max-height: 220px;
  }

  .placeholder-inner h2 {
    font-size: 44px;
  }

  .placeholder-inner p {
    font-size: 16px;
  }
}

/* ========== 手机 ========== */
@media (max-width: 767px) {
  .home-slider-main {
    min-height: calc(100svh - var(--header-h));
    margin-top: var(--header-h) !important;
  }

  .home-slider {
    height: calc(100svh - var(--header-h));
    min-height: 460px;
  }

  .slide-banner {
    background:
      linear-gradient(rgba(255,255,255,0.08), rgba(255,255,255,0.08)),
      url("../img/banner.jpg") center center / cover no-repeat;
  }

  .banner-video,
  .banner-mobile-bg {
    display: none !important;
  }

  .banner-content {
    display: flex;
    position: relative;
    z-index: 2;
    width: 100%;
    height: 100%;
    box-sizing: border-box;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    padding: 18px;
  }

  .banner-title {
    margin: 0 0 34px;
    max-width: 250px;
    font-size: 24px;
    line-height: 1.08;
    font-weight: 300;
    color: #333;
    letter-spacing: -0.02em;
  }

  .banner-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
  }

  .banner-links a {
    color: var(--teal);
    text-decoration: none;
    font-size: 18px;
    font-weight: 700;
    text-transform: uppercase;
    line-height: 1.2;
  }

  .slide-team {
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  .team-wrap {
    height: auto;
    min-height: 100%;
    padding: 16px;
    overflow: visible;
  }

  .team-header {
    margin-bottom: 16px;
  }

  .team-header h2 {
    font-size: 28px;
  }

  .team-header p {
    font-size: 14px;
    line-height: 1.6;
  }

  .team-grid {
    grid-template-columns: 1fr;
    overflow: visible;
    flex: none;
    gap: 16px;
  }

  .leader-card {
    height: auto;
    min-height: auto;
    border-radius: 0 0 16px 16px;
  }

  .leader-photo {
    flex-basis: 250px;
    min-height: 250px;
  }

  .leader-info {
    padding: 14px;
  }

  .leader-role {
    font-size: 10px;
    margin-bottom: 6px;
    line-height: 1.45;
    letter-spacing: 0.1em;
  }

  .leader-name {
    font-size: 17px;
    line-height: 1.2;
    margin-bottom: 8px;
  }

  .leader-bio {
    min-height: 140px;
    max-height: 260px;
    font-size: 14px;
    line-height: 1.6;
    padding-right: 6px;
  }

  /* ========== 模块3 移动端：一屏内无内部滚动 ========== */
  .slide-about {
    overflow: hidden;
  }

  .about-split {
    grid-template-columns: 1fr;
    grid-template-rows: minmax(0, 0.32fr) minmax(0, 1fr);
    height: 100%;
    min-height: 0;
  }

  .about-media {
    min-height: 0;
    height: 100%;
  }

  .about-content {
    align-items: flex-start;
    min-height: 0;
    overflow: hidden;
  }

  .about-inner {
    padding: 12px 16px 16px;
    max-height: 100%;
    overflow: hidden;
    box-sizing: border-box;
  }

  .about-inner h2 {
    font-size: 22px;
    margin-bottom: 8px;
    line-height: 1.15;
    letter-spacing: -0.02em;
  }

  .about-line {
    width: 56px;
    height: 2px;
    margin-bottom: 10px;
  }

  .about-inner p {
    font-size: 12px;
    line-height: 1.42;
    letter-spacing: -0.01em;
  }

  .slide-placeholder {
    padding: 20px;
  }

  .placeholder-inner h2 {
    font-size: 30px;
  }

  .placeholder-inner p {
    font-size: 15px;
    line-height: 1.6;
  }
}

@media (max-width: 480px) {
  .banner-content {
    padding: 14px 16px 16px;
  }

  .banner-title {
    font-size: 22px;
    max-width: 225px;
    margin-bottom: 28px;
  }

  .banner-links a {
    font-size: 17px;
  }

  .leader-photo {
    flex-basis: 220px;
    min-height: 220px;
  }

  .leader-role {
    font-size: 10px;
  }

  .leader-name {
    font-size: 16px;
  }

  .leader-bio {
    min-height: 130px;
    max-height: 240px;
  }

  /* 模块3 超小屏再压缩 */
  .about-inner {
    padding: 10px 12px 12px;
  }

  .about-inner h2 {
    font-size: 18px;
    margin-bottom: 6px;
  }

  .about-line {
    width: 44px;
    margin-bottom: 8px;
  }

  .about-inner p {
    font-size: 11px;
    line-height: 1.38;
  }
}

/* ========== 模块4 Technologies ========== */
/* ========== 模块4 Technologies ========== */
.slide-tech {
  background: #edf6f7;
  position: relative;
}

.tech-desktop {
  display: block;
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
}

.tech-desktop-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(24, 171, 176, 0.35), rgba(24, 171, 176, 0.35)),
    url("../img/Ampolle_arterra_home_mobile.jpg") center center / cover no-repeat;
}

.tech-desktop-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  height: 100%;
  padding: 28px 44px 30px;
  box-sizing: border-box;
}

.tech-title-wrap {
  position: absolute;
  top: 18px;
  left: 42px;
  z-index: 10;
}

.tech-title {
  margin: 0 0 10px;
  color: #ffffff;
  font-size: 30px;
  line-height: 1;
  font-weight: 300;
  text-transform: lowercase;
}

.tech-title-line {
  width: 112px;
  height: 4px;
  background: #7fd27a;
}

/* 默认9个连在一起的蜂巢群 */
.tech-honeycomb-cluster {
  position: absolute;
  left: 50%;
  top: 54%;
  width: 1040px;
  height: 620px;
  transform: translate(-50%, -50%);
}

/* 基础六边形：仅 9 格，无 float */
.hex-cell {
  position: absolute;
  width: 190px;
  height: 164px;
  clip-path: polygon(25% 6.7%, 75% 6.7%, 100% 50%, 75% 93.3%, 25% 93.3%, 0% 50%);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 14px;
  box-sizing: border-box;
  border: 0;
  cursor: default;
  transition: background 0.25s ease, box-shadow 0.25s ease;
  z-index: 1;
}

.hex-cell span,
.hex-cell a {
  color: #ffffff;
  font-size: 15px;
  line-height: 1.22;
  font-weight: 700;
  text-transform: uppercase;
  pointer-events: none;
  text-decoration: none;
}

.hex-cell.hex-sub a {
  pointer-events: auto;
  cursor: pointer;
}

/* 空白装饰格 */
.hex-empty {
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.3);
  pointer-events: none;
}

/* 5 个可点击主蜂巢：默认浅青绿 */
.hex-main {
  background: rgba(24, 171, 176, 0.55);
  cursor: pointer;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.2);
  z-index: 2;
}

.hex-main:hover {
  background: rgba(24, 171, 176, 0.7);
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.35);
}

/* 选中时主蜂巢：深青绿 */
.hex-main.is-active {
  background: rgba(20, 140, 145, 0.95);
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.4);
  z-index: 3;
}

.hex-main.is-active span {
  color: #ffffff;
}

/* 展开后的子类格：浅青绿 */
.hex-sub {
  background: rgba(24, 171, 176, 0.6);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.2);
  z-index: 2;
}

.hex-sub a {
  font-size: 13px;
  line-height: 1.25;
  text-transform: none;
}

.hex-sub:hover {
  background: rgba(24, 171, 176, 0.8);
}

/* 9个默认蜂窝位置：连在一起 */
.pos-r1c1 { left: 0; top: 110px; }
.pos-r1c2 { left: 210px; top: 110px; }
.pos-r1c3 { left: 420px; top: 110px; }

.pos-r2c1 { left: 105px; top: 290px; }
.pos-r2c2 { left: 315px; top: 290px; }
.pos-r2c3 { left: 525px; top: 290px; }

.pos-r3c1 { left: 210px; top: 470px; }
.pos-r3c2 { left: 420px; top: 470px; }
.pos-r3c3 { left: 630px; top: 470px; }

/* 手机端 */
.tech-mobile {
  display: none;
  width: 100%;
  height: 100%;
}

@media (max-width: 767px) {
  .tech-desktop {
    display: none;
  }

  /* ========== 模块4 移动端：一屏内无内部滚动 ========== */
  .tech-mobile {
    display: block;
    overflow: hidden;
    height: 100%;
    background:
      linear-gradient(rgba(24, 171, 176, 0.45), rgba(24, 171, 176, 0.45)),
      url("../img/Ampolle_arterra_home_mobile.jpg") center center / cover no-repeat;
  }

  .tech-mobile-inner {
    height: 100%;
    min-height: 0;
    padding: 10px 0 12px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
  }

  .tech-mobile-title-wrap {
    padding: 0 14px;
    margin-bottom: 8px;
    flex-shrink: 0;
  }

  .tech-mobile-title {
    margin: 0 0 6px;
    color: #ffffff;
    font-size: 18px;
    line-height: 1;
    font-weight: 300;
    text-transform: lowercase;
  }

  .tech-mobile-title-line {
    width: 52px;
    height: 2px;
    background: #7fd27a;
  }

  .tech-mobile-list {
    display: flex;
    flex-direction: column;
    flex: 1 1 0;
    min-height: 0;
    overflow: hidden;
  }

  .tech-acc-item {
    border-bottom: 1px dotted rgba(255,255,255,0.5);
    flex-shrink: 0;
  }

  .tech-acc-head {
    width: 100%;
    padding: 10px 14px;
    border: 0;
    background: transparent;
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    text-align: left;
    font-size: 11px;
    line-height: 1.2;
    font-weight: 700;
    text-transform: uppercase;
    cursor: pointer;
    letter-spacing: 0.02em;
  }

  .tech-acc-head span:first-child {
    flex: 1 1 auto;
  }

  .tech-acc-icon {
    flex: 0 0 auto;
    font-size: 16px;
    line-height: 1;
    color: #ffffff;
    transition: transform 0.25s ease;
  }

  .tech-acc-item.is-open .tech-acc-icon {
    transform: rotate(180deg);
  }

  .tech-acc-body {
    display: none;
    padding: 0 14px 8px 18px;
  }

  .tech-acc-item.is-open .tech-acc-body {
    display: block;
  }

  .tech-acc-body a {
    display: block;
    text-decoration: none;
    color: #ffffff;
    font-size: 11px;
    line-height: 1.3;
    font-weight: 400;
    margin-bottom: 2px;
  }

  .tech-acc-body a:last-child {
    margin-bottom: 0;
  }

  /* ========== 模块5 移动端：一屏内无内部滚动 ========== */
  .produzione-split {
    grid-template-columns: 1fr;
    grid-template-rows: minmax(0, 0.38fr) minmax(0, 1fr);
    height: 100%;
    min-height: 0;
  }

  .produzione-media {
    min-height: 0;
  }

  .produzione-content {
    align-items: flex-start;
    overflow: hidden;
    min-height: 0;
  }

  .produzione-inner {
    max-width: none;
    padding: 10px 14px 14px;
    overflow: hidden;
    max-height: 100%;
    box-sizing: border-box;
  }

  .produzione-title {
    font-size: 20px;
    margin-bottom: 4px;
    letter-spacing: -0.02em;
  }

  .produzione-title-line {
    width: 44px;
    height: 3px;
    margin-bottom: 8px;
  }

  .produzione-lead {
    font-size: 11px;
    line-height: 1.38;
    margin-bottom: 10px;
    letter-spacing: -0.01em;
  }

  .produzione-list {
    font-size: 11px;
    line-height: 1.35;
    padding-left: 14px;
  }

  .produzione-list li {
    margin-bottom: 2px;
  }

  /* ========== 模块6 移动端：一屏内无内部滚动 ========== */
  .management-split {
    grid-template-columns: 1fr;
    grid-template-rows: minmax(0, 1fr) minmax(0, 0.38fr);
    height: 100%;
    min-height: 0;
  }

  .management-content {
    align-items: flex-start;
    overflow: hidden;
    min-height: 0;
  }

  .management-inner {
    max-width: none;
    padding: 12px 14px 10px;
    overflow: hidden;
    max-height: 100%;
    box-sizing: border-box;
  }

  .management-title {
    font-size: 22px;
    margin-bottom: 12px;
    letter-spacing: -0.02em;
  }

  .management-list li {
    margin-bottom: 10px;
  }

  .management-name {
    font-size: 11px;
    margin-bottom: 2px;
    letter-spacing: 0.01em;
  }

  .management-role {
    font-size: 10px;
    line-height: 1.3;
  }

  .management-media {
    min-height: 0;
  }
}

/* 缩放 */
@media (max-width: 1600px) {
  .tech-honeycomb-cluster {
    width: 900px;
    height: 560px;
  }

  .hex-cell {
    width: 165px;
    height: 143px;
  }

  .hex-cell span,
  .hex-cell a {
    font-size: 13px;
  }

  .hex-sub a {
    font-size: 12px;
  }

  .pos-r1c1 { left: 0; top: 100px; }
  .pos-r1c2 { left: 180px; top: 100px; }
  .pos-r1c3 { left: 360px; top: 100px; }

  .pos-r2c1 { left: 90px; top: 255px; }
  .pos-r2c2 { left: 270px; top: 255px; }
  .pos-r2c3 { left: 450px; top: 255px; }

  .pos-r3c1 { left: 180px; top: 410px; }
  .pos-r3c2 { left: 360px; top: 410px; }
  .pos-r3c3 { left: 540px; top: 410px; }
}

@media (max-width: 1320px) {
  .tech-title-wrap {
    left: 28px;
  }

  .tech-title {
    font-size: 26px;
  }

  .tech-honeycomb-cluster {
    width: 760px;
    height: 500px;
  }

  .hex-cell {
    width: 140px;
    height: 121px;
  }

  .hex-cell span,
  .hex-cell a {
    font-size: 11px;
  }

  .hex-sub a {
    font-size: 10px;
  }

  .pos-r1c1 { left: 0; top: 90px; }
  .pos-r1c2 { left: 150px; top: 90px; }
  .pos-r1c3 { left: 300px; top: 90px; }

  .pos-r2c1 { left: 75px; top: 220px; }
  .pos-r2c2 { left: 225px; top: 220px; }
  .pos-r2c3 { left: 375px; top: 220px; }

  .pos-r3c1 { left: 150px; top: 350px; }
  .pos-r3c2 { left: 300px; top: 350px; }
  .pos-r3c3 { left: 450px; top: 350px; }
}