@charset "UTF-8";
/* =========================================================================
   长江赛事 · 首页样式表
   书写顺序：基础层 → 视觉强化层 → 动效层 → 版式统一层 → 组件升级层 → 图集组件
   说明：同名规则按书写顺序后者覆盖前者，调整顺序前请确认影响范围。
   ========================================================================= */

/* ------------------------------ 基础层 ------------------------------ */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: #f7f5f1;
  color: #171916;
  font-family: Arial, 'Microsoft YaHei', sans-serif;
}

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

button {
  font: inherit;
  cursor: pointer;
}

header {
  height: 94px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 4%;
  background: #fff;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 23px;
  font-weight: 900;
}

.mark {
  font-size: 46px;
  font-style: italic;
  letter-spacing: -13px;
  padding-right: 13px;
  color: #241915;
}

.brand small {
  display: block;
  font-size: 14px;
  letter-spacing: 2px;
  margin-top: 5px;
}

nav {
  display: flex;
  gap: 32px;
  font-size: 14px;
}

nav a:hover {
  border-bottom: 2px solid #f26313;
}

.contact {
  background: #ff6a00;
  padding: 13px 21px;
}

/* 首屏 */
.hero {
  height: 730px;
  min-height: 70vh;
  position: relative;
  overflow: hidden;
  color: #fff;
  background: #344037;
}

.hero > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(.55);
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, #0008, transparent 80%);
}

.hero-content {
  position: absolute;
  z-index: 1;
  top: 17%;
  left: 7%;
}

.eyebrow {
  font-size: 14px;
  letter-spacing: 3px;
}

.hero h1 {
  font-size: clamp(60px, 7.9vw, 118px);
  line-height: 1.12;
  margin: 28px 0;
  font-weight: 900;
  letter-spacing: -4px;
}

.hero h1 span {
  color: #ff6a00;
}

.hero p {
  font-size: 16px;
  letter-spacing: 3px;
}

.pill {
  display: inline-block;
  background: #ff6a00;
  color: #fff;
  padding: 18px 26px;
  margin-top: 30px;
  font-size: 14px;
}

.hero-index {
  position: absolute;
  bottom: 40px;
  left: 7%;
  right: 7%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 2;
  font-size: 14px;
  letter-spacing: 2px;
}

.line {
  height: 2px;
  background: #ffffff50;
  width: 65%;
}

.line::before {
  content: '';
  display: block;
  width: 25%;
  height: 2px;
  background: #ff6a00;
}

/* 滚动文字条 */
.ticker {
  background: #ff6a00;
  padding: 20px 0;
  font-size: 25px;
  font-weight: 900;
  white-space: nowrap;
  overflow: hidden;
  word-spacing: 35px;
}

/* 通用区块 */
section {
  padding: 90px 7%;
  scroll-margin-top: 20px;
}

.section-top {
  display: flex;
  justify-content: space-between;
  align-items: end;
  margin-bottom: 38px;
}

.label {
  font-size: 14px;
  letter-spacing: 3px;
  color: #8c7668;
}

h2 {
  font-size: 46px;
  margin: 12px 0 0;
  letter-spacing: -2px;
}

h2 em {
  font-style: normal;
  color: #6c7565;
  font-weight: 400;
  font-size: 15px;
  letter-spacing: 1px;
  margin-left: 20px;
}

.more {
  font-size: 14px;
  border-bottom: 1px solid;
  padding-bottom: 8px;
}

/* 赛事公告 */
.notice {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 70px;
}

.notice h2 {
  font-size: 45px;
}

.notice-copy {
  color: #73786b;
  font-size: 14px;
  margin-top: 25px;
}

.notice-list a {
  display: grid;
  grid-template-columns: 100px 1fr 30px;
  gap: 15px;
  padding: 23px 0;
  border-bottom: 1px solid #cdd0c5;
  align-items: center;
  font-size: 15px;
}

.notice-list time {
  font-size: 14px;
  color: #767c6f;
}

.notice-list a:hover {
  color: #e75b08;
}

/* 赛事新闻 */
.news {
  padding-top: 20px;
}

.news-grid {
  display: grid;
  grid-template-columns: 1.45fr 1fr 1fr;
  gap: 24px;
}

.photo {
  overflow: hidden;
  background: #bbc0b3;
}

.photo img {
  height: 280px;
  width: 100%;
  object-fit: cover;
  transition: transform .5s;
}

.photo:hover img {
  transform: scale(1.04);
}

.news-grid article:first-child img {
  height: 350px;
}

.meta {
  font-size: 14px;
  color: #89786d;
  margin: 20px 0 12px;
  letter-spacing: 1px;
}

h3 {
  font-size: 20px;
  line-height: 1.65;
  margin: 0;
}

.news-grid article:first-child h3 {
  font-size: 25px;
}

/* 图集（旧版栅格结构，样式保留以兼容旧标记） */
.gallery {
  background: #241915;
  color: #fff;
  position: relative;
}

.gallery .label {
  color: #f7ab77;
}

.gallery h2 {
  font-size: 58px;
}

.gallery-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 22px;
}

.gallery button {
  border: 0;
  padding: 0;
  text-align: left;
  color: #fff;
  background: transparent;
  position: relative;
}

.gallery img {
  height: 480px;
  width: 100%;
  object-fit: cover;
  filter: brightness(.8);
}

.gallery-grid button:nth-child(2) {
  margin-top: 90px;
}

.gallery-grid button:nth-child(2) img {
  height: 390px;
}

.image-caption {
  position: absolute;
  bottom: 28px;
  left: 28px;
  right: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 22px;
  font-weight: bold;
}

.circle {
  border: 1px solid #fff8;
  border-radius: 50%;
  padding: 12px;
  font-size: 18px;
}

.gallery-bottom {
  font-size: clamp(40px, 8vw, 115px);
  font-weight: 900;
  color: #ff6a00;
  margin: 45px 0 -20px;
  letter-spacing: -4px;
}

/* 赛事视频 */
.videos {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 26px;
}

.video-card {
  position: relative;
  display: block;
}

.video-card img {
  width: 100%;
  height: 340px;
  object-fit: cover;
  filter: brightness(.75);
}

.play {
  position: absolute;
  left: 50%;
  top: 40%;
  transform: translate(-50%, -50%);
  border: 1px solid #fff;
  color: #fff;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: grid;
  place-items: center;
}

/* 企业介绍 */
.about {
  background: #ff6a00;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.about h2 {
  font-size: 62px;
}

.about p {
  line-height: 2;
  font-size: 16px;
  max-width: 490px;
}

.about .english {
  font-size: 64px;
  line-height: .95;
  font-weight: 900;
  letter-spacing: -4px;
  margin-top: 30px;
}

/* 页脚 */
footer {
  padding: 50px 7%;
  background: #211713;
  color: #f1e5de;
  display: flex;
  justify-content: space-between;
  gap: 30px;
  font-size: 14px;
  line-height: 2;
}

/* 图集弹窗 */
dialog {
  border: 0;
  background: #261b17;
  color: #fff;
  padding: 20px;
  width: min(960px, 92vw);
}

dialog::backdrop {
  background: #000d;
}

dialog img {
  width: 100%;
  max-height: 70vh;
  object-fit: contain;
}

.dialog-controls {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin: 12px 0;
}

dialog button {
  padding: 10px 16px;
  border: 0;
  background: #ff6a00;
}

.mobile {
  display: none;
}

@media (max-width: 800px) {
  header {
    height: 76px;
  }

  .brand {
    font-size: 18px;
  }

  nav {
    gap: 16px;
    overflow: auto;
    max-width: 55%;
    font-size: 14px;
  }

  .contact {
    display: none;
  }

  .hero {
    height: 650px;
  }

  .hero h1 {
    letter-spacing: -2px;
  }

  .hero-content {
    top: 20%;
  }

  section {
    padding: 60px 6%;
  }

  .notice {
    grid-template-columns: 1fr;
    gap: 15px;
  }

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

  .news-grid .photo img {
    height: 300px;
  }

  .gallery-grid,
  .videos,
  .about {
    grid-template-columns: 1fr;
  }

  .gallery-grid button:nth-child(2) {
    margin: 0;
  }

  .gallery img {
    height: 350px;
  }

  h2,
  .gallery h2 {
    font-size: 38px;
  }

  h2 em {
    display: none;
  }

  .gallery-bottom {
    letter-spacing: -2px;
  }

  .video-card img {
    height: 260px;
  }

  .about h2 {
    font-size: 46px;
  }

  footer {
    flex-direction: column;
  }

  .notice-list a {
    grid-template-columns: 80px 1fr 20px;
    font-size: 14px;
  }
}

/* --------------------------- 视觉强化层 --------------------------- */
.brand-logo {
  display: block;
  width: 236px;
  height: auto;
  object-fit: contain;
}

.footer-brand {
  align-self: flex-start;
}

.footer-brand .brand-logo {
  width: 210px;
}

.hero h1 span {
  background: linear-gradient(100deg, #ffbf18 0%, #ff6900 65%, #ff8b28 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.ticker {
  background: linear-gradient(100deg, #ffbf18, #ff7300 58%, #ff5e09);
  color: #241915;
}

.about {
  background: #fff0e3;
  border-top: 5px solid #ff6a00;
}

.about .english {
  color: #ef620b;
}

.gallery-bottom {
  color: #ff822d;
}

.gallery .label {
  color: #f7ab77;
}

.pill:hover,
.contact:hover {
  background: #e95800;
  color: #fff;
}

nav a:hover {
  color: #e75b08;
}

.section-top .label {
  color: #0b95c7;
}

.play {
  background: #f2631380;
}

.line::before {
  background: #ff8a23;
}

dialog button {
  color: #fff;
}

.contact {
  color: #fff;
}

.hero-index .line::before {
  background: #ff8a23;
}

@media (max-width: 800px) {
  .brand-logo {
    width: 155px;
  }

  .footer-brand .brand-logo {
    width: 190px;
  }
}

/* ----------------------------- 动效层 ----------------------------- */
body {
  font-size: 16px;
}

.ticker-track {
  display: inline-block;
  padding-left: 3vw;
  animation: flow 24s linear infinite;
}

.ticker:hover .ticker-track {
  animation-play-state: paused;
}

.hero > img {
  animation: heroZoom 16s ease-out both;
}

.hero-content > * {
  animation: heroEnter .9s cubic-bezier(.2, .7, .2, 1) both;
}

.hero-content h1 {
  animation-delay: .12s;
}

.hero-content p {
  animation-delay: .24s;
}

.hero-content .pill {
  animation-delay: .36s;
}

.reveal {
  opacity: 0;
  transform: translateY(35px);
  transition: opacity .8s ease, transform .8s cubic-bezier(.2, .7, .2, 1);
  transition-delay: var(--delay, 0ms);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.gallery button {
  overflow: hidden;
}

.gallery img,
.video-card img {
  transition: transform .65s ease, filter .65s ease;
}

.gallery button:hover img,
.video-card:hover img {
  transform: scale(1.045);
  filter: brightness(.9);
}

.circle {
  transition: transform .3s, background .3s;
}

.gallery button:hover .circle {
  transform: rotate(45deg);
  background: #ef620b;
}

.pill,
.contact,
.more,
nav a {
  transition: background .25s, color .25s, transform .25s;
}

.pill:hover,
.contact:hover {
  transform: translateY(-3px);
}

.notice-list a {
  transition: color .25s, padding .25s, background .25s;
}

.notice-list a:hover {
  padding-left: 12px;
  background: #ff6a0009;
}

.play {
  transition: background .3s, scale .3s;
}

.video-card:hover .play {
  background: #ef620b;
  scale: 1.12;
}

nav a[aria-current] {
  color: #db5400;
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 100%;
  background: linear-gradient(90deg, #ffbf18, #ff6a00, #0b95c7);
  transform: scaleX(0);
  transform-origin: left;
  z-index: 100;
  pointer-events: none;
}

.about .english {
  font-size: 48px;
  line-height: 1.35;
  letter-spacing: 0;
}

.gallery-bottom {
  font-size: clamp(32px, 5.7vw, 82px);
  letter-spacing: -2px;
}

.notice-list a {
  grid-template-columns: 108px 1fr 30px;
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid #0b95c7;
  outline-offset: 5px;
}

@keyframes heroEnter {
  from {
    opacity: 0;
    transform: translateY(25px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes heroZoom {
  from {
    transform: scale(1.08);
  }

  to {
    transform: scale(1);
  }
}

@keyframes flow {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-18%);
  }
}

@media (max-width: 800px) {
  header {
    height: auto;
    min-height: 84px;
    flex-wrap: wrap;
    padding: 15px 6%;
    gap: 16px;
  }

  nav {
    max-width: 100%;
    width: 100%;
    gap: 24px;
    padding-bottom: 5px;
    white-space: nowrap;
  }

  h2,
  .notice h2,
  .gallery h2,
  .about h2 {
    font-size: 38px;
  }

  .notice-list a {
    grid-template-columns: 94px 1fr 18px;
    gap: 8px;
  }

  .hero-index .line {
    width: 20%;
  }

  .about .english {
    font-size: 36px;
  }

  .ticker-track {
    font-size: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* --------------------------- 组件升级层 --------------------------- */
.news-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: stretch;
}

.news-grid article > a {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.news-grid .photo {
  aspect-ratio: 16 / 10;
  width: 100%;
}

.news-grid .photo img,
.news-grid article:first-child img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.news-grid h3,
.news-grid article:first-child h3 {
  font-size: 21px;
  line-height: 1.65;
  font-weight: 700;
  margin: 0;
}

.news-grid .meta {
  font-size: 14px;
  margin: 20px 0 12px;
}

.about h2 {
  font-size: 46px;
  margin: 12px 0 0;
}

.about p {
  max-width: none;
  margin: 0;
  font-size: 16px;
  line-height: 1.95;
}

@media (max-width: 800px) {
  .news-grid {
    grid-template-columns: 1fr;
  }

  .news-grid h3,
  .news-grid article:first-child h3 {
    font-size: 21px;
  }
}

/* --------------------------- 版式统一层 --------------------------- */
body {
  line-height: 1.65;
}

header {
  padding-inline: max(4%, calc((100vw - 1440px) / 2));
  gap: 26px;
}

nav {
  gap: clamp(26px, 3vw, 52px);
}

section {
  padding: 88px max(6%, calc((100vw - 1280px) / 2));
  scroll-margin-top: 30px;
}

.hero {
  height: clamp(620px, 49vw, 780px);
  min-height: 0;
}

.hero-content {
  left: max(6%, calc((100vw - 1280px) / 2));
  top: 15%;
}

.hero h1 {
  font-size: clamp(64px, 7.3vw, 108px);
  line-height: 1.16;
}

.hero-index {
  left: max(6%, calc((100vw - 1280px) / 2));
  right: max(6%, calc((100vw - 1280px) / 2));
}

.hero-index .line {
  width: 48%;
}

.ticker {
  padding: 15px 0;
}

.ticker-track {
  font-size: 23px;
  letter-spacing: 2px;
}

.section-top {
  margin-bottom: 36px;
  gap: 24px;
  align-items: center;
}

.label {
  letter-spacing: 2px;
  line-height: 1.6;
}

h2,
.notice h2,
.gallery h2 {
  font-size: 44px;
  line-height: 1.3;
  letter-spacing: -1px;
  margin-top: 10px;
}

.more {
  white-space: nowrap;
  line-height: 1.6;
}

.notice {
  grid-template-columns: .72fr 2fr;
  gap: 70px;
  padding-block: 72px;
  border-bottom: 1px solid #e0dad1;
}

.notice > div:first-child p {
  max-width: 200px;
  line-height: 1.9;
}

.notice-list a {
  padding: 20px 0;
  line-height: 1.8;
}

.notice-list a:first-child {
  /* padding-top: 0; */
}

.notice-list a:last-child {
  border-bottom: 0;
}

.news {
  padding-top: 76px;
}

.news-grid {
  gap: 28px;
}

.news-grid h3,
.news-grid article:first-child h3 {
  font-size: 21px;
  line-height: 1.65;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

.news-grid .meta {
  letter-spacing: .3px;
  margin: 18px 0 10px;
}

.gallery-grid {
  grid-template-columns: 1.3fr 1fr;
  align-items: start;
  gap: 28px;
}

.gallery img {
  display: block;
  height: auto;
  aspect-ratio: 1.43 / 1;
}

.gallery-grid button:nth-child(2) {
  margin-top: 60px;
}

.gallery-grid button:nth-child(2) img {
  height: auto;
  aspect-ratio: 1.2 / 1;
}

.image-caption {
  font-size: 23px;
  line-height: 1.5;
  gap: 15px;
  left: 26px;
  right: 26px;
}

.gallery-bottom {
  margin: 42px 0 0;
  font-size: clamp(32px, 4.2vw, 62px);
  line-height: 1.4;
  letter-spacing: 0;
}

.videos {
  gap: 28px;
}

.video-card img {
  display: block;
  height: auto;
  aspect-ratio: 16 / 9;
}

.video-card .play {
  top: 36%;
}

.video-card h3 {
  font-size: 22px;
  line-height: 1.6;
}

.about {
  display: block;
  padding: 88px max(6%, calc((100vw - 1280px) / 2));
  background: #eeeae3;
  border-top: 1px solid #e0d8cc;
}

.about h2 {
  font-size: 44px;
  line-height: 1.3;
}

.about-section-note {
  font-size: 16px;
  color: #7d6d60;
}

a.about-section-note {
  border-bottom: 1px solid rgba(36, 25, 21, .16);
  padding-bottom: 4px;
  transition: color .25s var(--ease), border-color .25s var(--ease);
}

a.about-section-note:hover {
  color: var(--brand-deep);
  border-bottom-color: var(--brand);
}

.about-intro {
  display: grid;
  grid-template-columns: 1fr 1.08fr;
  gap: 58px;
  align-items: center;
  margin-top: 40px;
}

.about-intro-copy > h3 {
  font-size: 30px;
  line-height: 1.45;
  margin: 0 0 22px;
}

.about p {
  font-size: 16px;
  line-height: 1.95;
  max-width: none;
  color: #6c6058;
  margin: 0;
}

.about-intro-image {
  margin: 0;
  position: relative;
  overflow: hidden;
}

.about-intro-image img {
  display: block;
  width: 100%;
  aspect-ratio: 1.55 / 1;
  object-fit: cover;
  transition: transform .7s;
}

.about-intro-image:hover img {
  transform: scale(1.035);
}

.about-intro-image figcaption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 45px 24px 20px;
  background: linear-gradient(transparent, #000a);
  color: #fff;
  font-size: 16px;
}

.about-facts {
  display: grid;
  grid-template-columns: 1fr 1.2fr 1fr;
  margin-top: 32px;
  gap: 14px;
  padding-top: 26px;
  border-top: 1px solid #d7cfc3;
}

.about-facts > div {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.about-facts strong {
  font-size: 32px;
  line-height: 1.4;
  color: #dc570b;
  white-space: nowrap;
}

.about-facts strong span {
  font-size: 14px;
  margin-left: 4px;
  font-weight: 400;
}

.about-facts > div > span {
  font-size: 14px;
  color: #786c62;
}

.about-business-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-top: 52px;
  padding: 34px 0;
  border-block: 1px solid #d7cfc3;
}

.business-block {
  display: flex;
  gap: 22px;
  align-items: flex-start;
}

.business-number {
  font-size: 22px;
  font-weight: bold;
  color: #d25a16;
  line-height: 1.5;
}

.business-block h3 {
  font-size: 22px;
  line-height: 1.5;
  margin: 0 0 12px;
}

.advantage-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  margin: 40px 0 24px;
}

.advantage-heading h3 {
  font-size: 26px;
  margin: 0;
}

.advantage-heading > span {
  font-size: 14px;
  color: #786c62;
}

.advantage-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px;
}

.advantage-item {
  border-top: 3px solid #ed6a1c;
  padding: 22px 0 0;
}

.advantage-symbol {
  display: block;
  font-size: 30px;
  line-height: 1.2;
  color: #d75c16;
  margin-bottom: 18px;
}

.advantage-item h4 {
  font-size: 21px;
  line-height: 1.5;
  margin: 0 0 12px;
  color: #30241c;
}

.advantage-item p {
  font-size: 15px;
  line-height: 1.95;
}

footer {
  padding: 45px max(6%, calc((100vw - 1280px) / 2));
  align-items: center;
  gap: 35px;
}

.footer-brand {
  flex-shrink: 0;
}

footer > div {
  font-size: 14px;
  line-height: 1.9;
}

@media (min-width: 801px) and (max-width: 1100px) {
  .brand-logo {
    width: 190px;
  }

  header {
    gap: 15px;
    padding-inline: 4%;
  }

  nav {
    gap: 26px;
  }

  .contact {
    padding: 12px 16px;
    font-size: 14px;
  }

  .about-intro {
    gap: 30px;
  }

  .about-facts strong {
    font-size: 27px;
  }

  .about-intro-copy > h3 {
    font-size: 26px;
  }

  .advantage-grid {
    gap: 24px;
  }
}

@media (max-width: 800px) {
  section {
    padding: 58px 6%;
  }

  .hero {
    height: 620px;
  }

  .hero-content {
    left: 6%;
    top: 16%;
  }

  .hero h1 {
    font-size: clamp(54px, 10vw, 76px);
  }

  .hero p {
    font-size: 16px;
    letter-spacing: 1px;
  }

  .hero-index {
    left: 6%;
    right: 6%;
    gap: 15px;
    font-size: 14px;
  }

  .hero-index .line {
    flex: 1;
    width: auto;
  }

  .section-top {
    gap: 16px;
    align-items: flex-end;
    margin-bottom: 28px;
  }

  h2,
  .notice h2,
  .gallery h2,
  .about h2 {
    font-size: 36px;
  }

  .notice {
    grid-template-columns: 1fr;
    gap: 26px;
    padding-block: 50px;
  }

  .notice > div:first-child p {
    max-width: none;
    margin-bottom: 0;
  }

  .notice-list a {
    padding-block: 18px;
  }

  .news-grid {
    gap: 34px;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .gallery-grid button:nth-child(2) {
    margin-top: 0;
  }

  .gallery img,
  .gallery-grid button:nth-child(2) img {
    aspect-ratio: 1.45 / 1;
    height: auto;
  }

  .image-caption {
    font-size: 21px;
    left: 20px;
    right: 20px;
    bottom: 20px;
  }

  .gallery-bottom {
    font-size: 30px;
    margin-top: 28px;
  }

  .videos {
    gap: 34px;
  }

  .video-card img {
    height: auto;
    aspect-ratio: 16 / 9;
  }

  .about {
    padding: 58px 6%;
  }

  .about .section-top {
    display: block;
  }

  .about-section-note {
    display: block;
    margin-top: 16px;
  }

  .about-intro {
    grid-template-columns: 1fr;
    gap: 28px;
    margin-top: 30px;
  }

  .about-intro-copy > h3 {
    font-size: 26px;
  }

  .about-facts {
    margin-top: 26px;
    gap: 10px;
  }

  .about-facts strong {
    font-size: 27px;
  }

  .about-facts strong span {
    margin-left: 2px;
  }

  .about-business-grid {
    grid-template-columns: 1fr;
    gap: 28px;
    margin-top: 32px;
    padding-block: 28px;
  }

  .advantage-heading {
    margin-top: 32px;
    display: block;
  }

  .advantage-heading > span {
    display: block;
    margin-top: 8px;
  }

  .advantage-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .advantage-symbol {
    margin-bottom: 12px;
  }

  .advantage-item p {
    font-size: 16px;
  }

  footer {
    padding: 36px 6%;
    align-items: flex-start;
    gap: 24px;
  }
}

/* --------------------------- 图集轮播组件 --------------------------- */
.gallery-slider {
  margin-top: 8px;
}

.gallery .gallery-stage {
  display: block;
  width: 100%;
  aspect-ratio: 2.12 / 1;
  position: relative;
  overflow: hidden;
  background: #35261d;
  text-align: left;
}

.gallery .gallery-stage img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: auto;
  filter: none;
  transition: opacity .25s ease, transform .9s ease;
}

.gallery .gallery-stage:hover img {
  transform: scale(1.025);
  filter: none;
}

.slide-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, #000b, transparent 65%);
  pointer-events: none;
}

.slide-caption {
  position: absolute;
  left: 40px;
  bottom: 36px;
  right: 40px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
}

.slide-tag {
  font-size: 14px;
  background: #ef620b;
  padding: 5px 12px;
}

.slide-caption strong {
  font-size: 38px;
  line-height: 1.4;
}

.slide-hint {
  font-size: 14px;
  color: #eee;
}

.slider-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  margin: 22px 0;
}

.slider-position {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 16px;
  color: #cdbdb1;
}

.slider-position strong {
  font-size: 30px;
  color: #fff;
  line-height: 1.4;
}

.slider-status {
  font-size: 14px;
  margin-left: 16px;
}

.slider-controls {
  display: flex;
  gap: 10px;
}

.gallery .slider-controls button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid #ffffff50;
  padding: 10px 18px;
  font-size: 16px;
  min-height: 46px;
  transition: background .25s, border-color .25s;
}

.gallery .slider-controls button:hover {
  background: #e76110;
  border-color: #e76110;
}

.gallery-thumbnails {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.gallery .thumb {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 10px;
  border: 1px solid #ffffff26;
  background: #ffffff05;
  transition: border-color .25s, background .25s;
  min-width: 0;
}

.gallery .thumb img {
  width: 100px;
  height: 64px;
  object-fit: cover;
  aspect-ratio: auto;
  filter: brightness(.65);
  transition: filter .25s;
}

.gallery .thumb span {
  font-size: 16px;
  line-height: 1.5;
}

.gallery .thumb.is-active {
  border-color: #ff822d;
  background: #ff822d12;
}

.gallery .thumb.is-active img {
  filter: brightness(1);
}

.gallery .thumb:hover {
  background: #ffffff12;
}

.gallery .thumb:hover img {
  transform: none;
  filter: brightness(1);
}

@media (max-width: 800px) {
  .gallery .gallery-stage {
    aspect-ratio: 1.3 / 1;
  }

  .slide-caption {
    left: 22px;
    right: 22px;
    bottom: 24px;
    gap: 8px;
  }

  .slide-caption strong {
    font-size: 27px;
  }

  .slider-toolbar {
    margin: 18px 0;
  }

  .slider-status {
    display: none;
  }

  .gallery .slider-controls button {
    padding: 9px 13px;
  }

  .gallery-thumbnails {
    gap: 10px;
  }

  .gallery .thumb {
    display: block;
    padding: 6px;
  }

  .gallery .thumb img {
    width: 100%;
    height: auto;
    aspect-ratio: 1.6 / 1;
  }

  .gallery .thumb span {
    display: block;
    font-size: 14px;
    padding: 8px 2px 3px;
  }

  .slider-position {
    gap: 6px;
  }

  .slider-position strong {
    font-size: 25px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .gallery .gallery-stage img {
    transition: none;
  }
}

/* ----------------------- 图集全宽展示与缩略图 ----------------------- */
#gallery {
  padding-inline: 0;
  overflow: hidden;
}

#gallery > .section-top {
  padding-inline: max(6%, calc((100vw - 1280px) / 2));
}

.gallery-slider {
  margin-top: 0;
}

.gallery .gallery-stage {
  width: 100%;
  aspect-ratio: auto;
  height: clamp(480px, 76vh, 880px);
}

.gallery .gallery-stage img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.slide-caption {
  left: max(6%, calc((100vw - 1280px) / 2));
  right: max(6%, calc((100vw - 1280px) / 2));
  bottom: 42px;
}

.slider-toolbar {
  max-width: 1280px;
  margin: 22px auto;
  padding-inline: 24px;
}

.gallery-thumbnails {
  display: flex;
  justify-content: center;
  align-items: stretch;
  gap: 20px;
  margin: 24px auto 0;
  padding: 0 24px;
  max-width: 100%;
}

.gallery .thumb {
  flex: 0 1 220px;
  display: block;
  padding: 7px;
  border: 1px solid #ffffff30;
  text-align: center;
  background: transparent;
}

.gallery .thumb img {
  display: block;
  width: 100%;
  height: 108px;
  object-fit: cover;
  aspect-ratio: auto;
}

.gallery .thumb span {
  display: block;
  padding: 10px 4px 5px;
  font-size: 16px;
}

.gallery .thumb.is-active {
  border-color: #ff822d;
  background: #ff822d14;
}

@media (min-width: 1400px) {
  .slider-toolbar {
    padding-inline: 0;
  }
}

@media (max-width: 800px) {
  #gallery {
    padding-inline: 0;
  }

  #gallery > .section-top {
    padding-inline: 6%;
  }

  .gallery .gallery-stage {
    height: 62vh;
    min-height: 360px;
    max-height: 650px;
    aspect-ratio: auto;
  }

  .slide-caption {
    left: 6%;
    right: 6%;
    bottom: 28px;
  }

  .slider-toolbar {
    margin: 18px 0;
    padding-inline: 6%;
  }

  .gallery-thumbnails {
    gap: 10px;
    padding-inline: 6%;
    margin-top: 18px;
  }

  .gallery .thumb {
    flex: 1 1 0;
    min-width: 0;
    padding: 5px;
  }

  .gallery .thumb img {
    height: auto;
    aspect-ratio: 1.45 / 1;
  }

  .gallery .thumb span {
    font-size: 14px;
    padding: 8px 0 3px;
  }
}

/* =========================================================================
   视觉精修层
   统一排版节奏、间距与动效细节；位于样式表最后，覆盖前述各层的取值。
   ========================================================================= */

/* ---------------------------- 设计变量 ---------------------------- */
:root {
  --brand: #ff6a00;
  --brand-deep: #d9540a;
  --brand-warm: #ff822d;
  --ink: #171916;
  --ink-mute: #776b60;
  --paper: #f7f5f1;
  --card: #fffdfa;
  --line: rgba(36, 25, 21, .10);
  --radius: 4px;
  --shadow-1: 0 1px 2px rgba(36, 25, 21, .04), 0 12px 26px -20px rgba(36, 25, 21, .32);
  --shadow-2: 0 2px 6px rgba(36, 25, 21, .05), 0 26px 46px -28px rgba(36, 25, 21, .42);
  --ease: cubic-bezier(.22, .61, .36, 1);
  --ease-out: cubic-bezier(.16, 1, .3, 1);
}

/* ---------------------------- 排版节奏 ---------------------------- */
html {
  scroll-padding-top: 100px;
}

body {
  line-height: 1.72;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

section {
  padding-block: clamp(66px, 7.4vw, 108px);
  scroll-margin-top: 8px;
}

.about {
  padding-block: clamp(66px, 7.4vw, 108px);
}

h2,
.notice h2,
.gallery h2,
.about h2 {
  font-size: clamp(31px, 3.2vw, 46px);
  line-height: 1.24;
  letter-spacing: -.02em;
}

.label {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 13px;
  letter-spacing: .12em;
}

.label::before {
  content: '';
  width: 20px;
  height: 1px;
  background: currentColor;
  opacity: .65;
}

.section-top {
  margin-bottom: clamp(26px, 3vw, 40px);
}

.more {
  border-bottom-color: var(--line);
  transition: color .25s var(--ease), border-color .25s var(--ease);
}

.more:hover {
  color: var(--brand-deep);
  border-bottom-color: var(--brand);
}

/* ---------------------------- 顶部导航 ---------------------------- */
header {
  position: sticky;
  top: 0;
  z-index: 60;
  height: 94px;
  background: rgba(255, 255, 255, .94);
  -webkit-backdrop-filter: saturate(1.6) blur(12px);
  backdrop-filter: saturate(1.6) blur(12px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .35s var(--ease), background .35s var(--ease);
}

header.is-scrolled {
  background: rgba(255, 255, 255, .98);
  box-shadow: 0 14px 30px -26px rgba(36, 25, 21, .75);
}

nav a {
  position: relative;
  padding-block: 6px;
  border-bottom: 0;
  transition: color .25s var(--ease);
}

nav a::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--brand);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .38s var(--ease);
}

nav a:hover,
nav a:focus-visible {
  border-bottom: 0;
}

nav a:hover::after,
nav a[aria-current]::after {
  transform: scaleX(1);
}

.contact {
  border-radius: 2px;
  letter-spacing: .04em;
  box-shadow: 0 14px 26px -20px rgba(255, 106, 0, .95);
}

.contact:hover {
  box-shadow: 0 18px 30px -18px rgba(255, 106, 0, .95);
}

/* ------------------------------ 首屏 ------------------------------ */
.hero {
  height: clamp(560px, 78vh, 820px);
  height: clamp(560px, calc(100svh - 94px), 820px);
}

.hero::after {
  background:
    linear-gradient(90deg, rgba(0, 0, 0, .58), transparent 72%),
    linear-gradient(0deg, rgba(20, 14, 10, .72), transparent 58%);
}

.hero h1 {
  line-height: 1.1;
  letter-spacing: -.03em;
  text-wrap: balance;
}

.hero p {
  color: rgba(255, 255, 255, .84);
}

.hero-index {
  bottom: clamp(22px, 3vh, 40px);
  color: rgba(255, 255, 255, .86);
}

.pill {
  border-radius: 2px;
  letter-spacing: .04em;
  box-shadow: 0 16px 30px -24px rgba(255, 106, 0, .95);
}

.pill:hover {
  box-shadow: 0 22px 34px -20px rgba(255, 106, 0, .9);
}

.hero-content .eyebrow {
  color: rgba(255, 255, 255, .78);
}

/* --------------------------- 滚动文字条 --------------------------- */
.ticker {
  padding-block: 14px;
  border-block: 1px solid rgba(36, 25, 21, .12);
}

.ticker-track {
  font-weight: 800;
  letter-spacing: .02em;
}

/* ---------------------------- 赛事公告 ---------------------------- */
.notice {
  border-bottom-color: var(--line);
}

.notice-copy {
  color: var(--ink-mute);
  line-height: 1.9;
}

.notice-more {
  display: inline-block;
  margin-top: 24px;
}

.notice-list time {
  font-variant-numeric: tabular-nums;
  letter-spacing: .02em;
}

.notice-list a {
  border-bottom-color: var(--line);
}

.notice-list a:hover {
  padding-left: 14px;
  background: linear-gradient(90deg, rgba(255, 106, 0, .07), transparent 72%);
  box-shadow: inset 2px 0 0 var(--brand);
}

/* ---------------------------- 赛事新闻 ---------------------------- */
.news-grid article > a {
  padding-bottom: 22px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform .5s var(--ease), box-shadow .5s var(--ease), border-color .5s var(--ease);
}

.news-grid article > a:hover,
.news-grid article > a:focus-visible {
  transform: translateY(-6px);
  box-shadow: var(--shadow-2);
  border-color: rgba(255, 106, 0, .22);
}

.news-grid .photo {
  background: #e8e3da;
}

.news-grid .meta {
  margin: 18px 18px 10px;
  font-size: 13px;
  color: var(--ink-mute);
}

.news-grid article h3,
.news-grid article:first-child h3 {
  margin: 0 18px;
  transition: color .35s var(--ease);
}

.news-grid article > a:hover h3 {
  color: var(--brand-deep);
}

/* ------------------------------ 图集 ------------------------------ */
.gallery .gallery-stage {
  border-radius: 0;
}

.slide-tag {
  font-size: 12px;
  letter-spacing: .12em;
  border-radius: 2px;
}

.slide-caption strong {
  font-size: clamp(25px, 2.6vw, 40px);
  letter-spacing: -.01em;
  line-height: 1.28;
}

.slide-hint {
  font-size: 13px;
  opacity: .82;
}

.slider-toolbar {
  padding-top: 2px;
}

.slider-position strong {
  font-variant-numeric: tabular-nums;
  letter-spacing: -.01em;
}

.gallery .slider-controls button {
  border-radius: 2px;
  font-weight: 600;
  letter-spacing: .04em;
  transition: background .28s var(--ease), border-color .28s var(--ease), transform .28s var(--ease);
}

.gallery .slider-controls button:hover {
  background: var(--brand);
  border-color: var(--brand);
  transform: translateY(-2px);
}

.gallery .thumb {
  border-radius: 3px;
  opacity: .72;
  transition: border-color .28s var(--ease), background .28s var(--ease), opacity .28s var(--ease);
}

.gallery .thumb.is-active,
.gallery .thumb:hover,
.gallery .thumb:focus-visible {
  opacity: 1;
}

@keyframes slideFade {
  from {
    opacity: .35;
  }

  to {
    opacity: 1;
  }
}

#slide-image.slide-in {
  animation: slideFade .62s var(--ease) both;
}

/* ---------------------------- 赛事视频 ---------------------------- */
.videos {
  gap: clamp(20px, 2.2vw, 32px);
}

.video-card {
  padding-bottom: 22px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform .5s var(--ease), box-shadow .5s var(--ease), border-color .5s var(--ease);
}

.video-card:hover,
.video-card:focus-visible {
  transform: translateY(-6px);
  box-shadow: var(--shadow-2);
  border-color: rgba(255, 106, 0, .22);
}

.video-card img {
  filter: brightness(.88);
}

.video-card .meta {
  margin: 18px 20px 8px;
  font-size: 13px;
}

.video-card h3 {
  margin: 0 20px;
  transition: color .35s var(--ease);
}

.video-card:hover h3 {
  color: var(--brand-deep);
}

.play {
  width: 62px;
  height: 62px;
  border-color: rgba(255, 255, 255, .72);
  background: rgba(242, 99, 19, .58);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  box-shadow: 0 12px 30px -12px rgba(0, 0, 0, .65);
}

/* ---------------------------- 企业介绍 ---------------------------- */
.about {
  background: #f2efe8;
}

.about-intro-image {
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
}

.about-facts strong {
  font-variant-numeric: tabular-nums;
  letter-spacing: -.01em;
}

.about-facts > div + div {
  border-left: 1px solid var(--line);
  padding-left: 14px;
}

.advantage-heading {
  padding-bottom: 6px;
  border-bottom: 0;
}

.advantage-item {
  transition: transform .45s var(--ease), border-color .45s var(--ease);
}

.advantage-item:hover {
  transform: translateY(-4px);
  border-top-color: var(--brand);
}

.business-block {
  transition: transform .45s var(--ease);
}

.business-block:hover {
  transform: translateX(4px);
}

/* ------------------------------ 页脚 ------------------------------ */
footer {
  padding-block: 56px;
  background: #1c1410;
  border-top: 4px solid var(--brand);
}

footer a {
  transition: color .25s var(--ease);
}

footer a:hover {
  color: var(--brand-warm);
}

/* ------------------------------ 弹窗 ------------------------------ */
dialog {
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: 0 50px 90px -50px #000;
}

dialog::backdrop {
  background: rgba(12, 8, 6, .74);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}

dialog img {
  border-radius: 2px;
}

dialog button {
  border-radius: 2px;
  transition: background .25s var(--ease);
}

dialog button:hover {
  background: var(--brand-warm);
}

/* ---------------------------- 动效微调 ---------------------------- */
.reveal {
  transform: translateY(28px);
  transition-duration: .85s;
  transition-timing-function: cubic-bezier(.16, 1, .3, 1);
}

.reveal.is-visible {
  transform: translateY(0);
}

/* ------------------------------ 移动端 ------------------------------ */
@media (max-width: 800px) {
  html {
    scroll-padding-top: 20px;
  }

  header {
    position: static;
    height: auto;
    min-height: 82px;
    padding-block: 14px;
  }

  nav {
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    -webkit-mask-image: linear-gradient(90deg, #000 84%, transparent);
    mask-image: linear-gradient(90deg, #000 84%, transparent);
  }

  nav::-webkit-scrollbar {
    display: none;
  }

  nav a {
    padding-block: 4px;
  }

  section,
  .about {
    padding-block: clamp(52px, 10vw, 70px);
  }

  .hero {
    height: clamp(500px, 72vh, 640px);
    height: clamp(500px, calc(100svh - 132px), 660px);
  }

  .hero h1 {
    font-size: clamp(42px, 11.4vw, 62px);
    letter-spacing: -.02em;
  }

  .label {
    font-size: 12px;
    gap: 7px;
  }

  .label::before {
    width: 15px;
  }

  .news-grid article > a,
  .video-card {
    padding-bottom: 18px;
  }

  .news-grid .meta,
  .video-card .meta {
    margin: 15px 16px 8px;
  }

  .news-grid article h3,
  .news-grid article:first-child h3,
  .video-card h3 {
    margin: 0 16px;
    font-size: 19px;
  }

  .slide-caption strong {
    font-size: 24px;
  }

  .play {
    width: 54px;
    height: 54px;
  }

  .about-facts > div + div {
    border-left: 0;
    padding-left: 0;
  }

  footer {
    padding-block: 40px;
  }
}

@media (prefers-reduced-motion: reduce) {
  header,
  .news-grid article > a,
  .video-card,
  .advantage-item,
  .business-block {
    transition: none;
  }

  #slide-image.slide-in {
    animation: none;
  }
}

/* =========================================================================
   大屏响应式层
   1440px 以上逐级放大版心、字号与组件尺寸；1440px 及以下保持原设计。
   --page-max：内容版心宽度；--hero-max：导航版心宽度
   ========================================================================= */
@media (min-width: 1441px) {
  :root {
    --page-max: 1440px;
    --hero-max: 1620px;
  }

  /* ---------- 版心 ---------- */
  header {
    height: clamp(94px, 6.53vw, 116px);
    padding-inline: max(4%, calc((100vw - var(--hero-max)) / 2));
  }

  section,
  .about {
    padding-inline: max(6%, calc((100vw - var(--page-max)) / 2));
    padding-block: clamp(106px, 7.4vw, 168px);
  }

  #gallery > .section-top {
    padding-inline: max(6%, calc((100vw - var(--page-max)) / 2));
  }

  .slide-caption {
    left: max(6%, calc((100vw - var(--page-max)) / 2));
    right: max(6%, calc((100vw - var(--page-max)) / 2));
  }

  .hero-content {
    left: max(6%, calc((100vw - var(--page-max)) / 2));
  }

  .hero-index {
    left: max(6%, calc((100vw - var(--page-max)) / 2));
    right: max(6%, calc((100vw - var(--page-max)) / 2));
  }

  footer {
    padding-inline: max(6%, calc((100vw - var(--page-max)) / 2));
    font-size: clamp(14px, .95vw, 17px);
  }

  /* ---------- 字号 ---------- */
  h2,
  .notice h2,
  .gallery h2,
  .about h2 {
    font-size: clamp(46px, 3.15vw, 64px);
  }

  .label {
    font-size: clamp(13px, .92vw, 16px);
  }

  .more {
    font-size: clamp(14px, .98vw, 17px);
  }

  .hero h1 {
    font-size: clamp(108px, 7.3vw, 152px);
  }

  .hero p,
  .eyebrow {
    font-size: clamp(16px, 1.1vw, 19px);
  }

  .hero-index {
    font-size: clamp(14px, .98vw, 17px);
  }

  .pill,
  .contact {
    font-size: clamp(14px, .98vw, 17px);
  }

  .pill {
    padding: clamp(18px, 1.35vw, 24px) clamp(26px, 1.9vw, 36px);
  }

  .contact {
    padding: clamp(13px, .95vw, 18px) clamp(21px, 1.45vw, 28px);
  }

  .ticker-track {
    font-size: clamp(23px, 1.5vw, 32px);
  }

  nav {
    gap: clamp(40px, 2.9vw, 76px);
    font-size: clamp(14px, .98vw, 17px);
  }

  .brand-logo {
    width: clamp(236px, 16.4vw, 320px);
  }

  .footer-brand .brand-logo {
    width: clamp(210px, 14.6vw, 280px);
  }

  /* ---------- 首屏 ---------- */
  .hero {
    height: clamp(700px, calc(100svh - 94px), 1000px);
  }

  /* ---------- 赛事公告 ---------- */
  .notice {
    grid-template-columns: .72fr 2fr;
    gap: clamp(70px, 4.6vw, 120px);
    padding-block: clamp(72px, 4.8vw, 116px);
  }

  .notice > div:first-child p {
    max-width: clamp(200px, 14vw, 320px);
  }

  .notice-copy {
    font-size: clamp(14px, .95vw, 17px);
  }

  .notice-list a {
    grid-template-columns: clamp(108px, 7.4vw, 150px) 1fr 30px;
    font-size: clamp(15px, 1.05vw, 19px);
    padding-block: clamp(20px, 1.4vw, 28px);
  }

  .notice-list time {
    font-size: clamp(13px, .92vw, 17px);
  }

  /* ---------- 赛事新闻 ---------- */
  .news-grid {
    gap: clamp(28px, 1.9vw, 46px);
  }

  .news-grid article > a {
    padding-bottom: clamp(22px, 1.55vw, 32px);
  }

  .news-grid h3,
  .news-grid article:first-child h3 {
    font-size: clamp(21px, 1.35vw, 27px);
    margin-inline: clamp(18px, 1.35vw, 28px);
  }

  .news-grid .meta {
    font-size: clamp(13px, .9vw, 17px);
    margin: clamp(18px, 1.3vw, 26px) clamp(18px, 1.35vw, 28px) 10px;
  }

  /* ---------- 图集 ---------- */
  .gallery .gallery-stage {
    height: clamp(760px, 76vh, 1040px);
  }

  .slide-caption {
    bottom: clamp(42px, 3vw, 64px);
  }

  .slide-caption strong {
    font-size: clamp(38px, 2.6vw, 58px);
  }

  .slide-tag,
  .slide-hint {
    font-size: clamp(13px, .9vw, 16px);
  }

  .slider-toolbar {
    max-width: var(--page-max);
  }

  .slider-position {
    font-size: clamp(16px, 1.1vw, 19px);
  }

  .slider-position strong {
    font-size: clamp(30px, 2vw, 40px);
  }

  .gallery .slider-controls button {
    font-size: clamp(16px, 1.05vw, 19px);
    min-height: clamp(46px, 3.2vw, 58px);
    padding: clamp(10px, .9vw, 16px) clamp(18px, 1.4vw, 26px);
  }

  .gallery-thumbnails {
    gap: clamp(20px, 1.4vw, 32px);
  }

  .gallery .thumb {
    flex: 0 1 clamp(220px, 14.4vw, 300px);
  }

  .gallery .thumb img {
    height: clamp(108px, 7.2vw, 150px);
  }

  .gallery .thumb span {
    font-size: clamp(16px, 1.05vw, 19px);
  }

  /* ---------- 赛事视频 ---------- */
  .videos {
    gap: clamp(28px, 2vw, 48px);
  }

  .video-card {
    padding-bottom: clamp(22px, 1.55vw, 32px);
  }

  .video-card .meta {
    margin: clamp(18px, 1.3vw, 26px) clamp(20px, 1.4vw, 30px) 8px;
    font-size: clamp(13px, .9vw, 17px);
  }

  .video-card h3 {
    font-size: clamp(22px, 1.55vw, 30px);
    margin-inline: clamp(20px, 1.4vw, 30px);
  }

  .play {
    width: clamp(62px, 4.3vw, 86px);
    height: clamp(62px, 4.3vw, 86px);
  }

  /* ---------- 企业介绍 ---------- */
  .about-section-note {
    font-size: clamp(16px, 1.1vw, 20px);
  }

  .about-intro {
    gap: clamp(58px, 4vw, 96px);
    margin-top: clamp(40px, 2.6vw, 60px);
  }

  .about-intro-copy > h3 {
    font-size: clamp(30px, 2.05vw, 42px);
  }

  .about p {
    font-size: clamp(16px, 1.1vw, 19px);
  }

  .about-facts {
    gap: clamp(14px, 1.2vw, 26px);
    padding-top: clamp(26px, 1.8vw, 40px);
  }

  .about-facts strong {
    font-size: clamp(32px, 2.3vw, 46px);
  }

  .about-facts > div > span,
  .about-facts strong span {
    font-size: clamp(14px, .95vw, 17px);
  }

  .about-business-grid {
    gap: clamp(48px, 3.4vw, 84px);
    margin-top: clamp(52px, 3.4vw, 76px);
    padding-block: clamp(34px, 2.2vw, 48px);
  }

  .business-number,
  .business-block h3 {
    font-size: clamp(22px, 1.55vw, 30px);
  }

  .advantage-heading {
    margin-block: clamp(40px, 2.8vw, 60px) clamp(24px, 1.6vw, 34px);
  }

  .advantage-heading h3 {
    font-size: clamp(26px, 1.85vw, 36px);
  }

  .advantage-heading > span {
    font-size: clamp(14px, .95vw, 17px);
  }

  .advantage-grid {
    gap: clamp(32px, 2.3vw, 56px);
  }

  .advantage-item h4 {
    font-size: clamp(21px, 1.5vw, 28px);
  }

  .advantage-symbol {
    font-size: clamp(30px, 2.05vw, 42px);
  }

  .advantage-item p {
    font-size: clamp(15px, 1.05vw, 19px);
  }

  /* ---------- 页脚 / 弹窗 ---------- */
  footer {
    padding-block: clamp(56px, 3.8vw, 88px);
    gap: clamp(35px, 2.4vw, 60px);
  }

  dialog {
    width: min(1240px, 86vw);
    padding: clamp(18px, 1.3vw, 26px);
  }
}

/* 逐级放大版心：1680 / 1920 / 2200 / 2560 / 3000 */
@media (min-width: 1680px) {
  :root {
    --page-max: 1520px;
    --hero-max: 1720px;
  }
}

@media (min-width: 1920px) {
  :root {
    --page-max: 1620px;
    --hero-max: 1840px;
  }

  .hero h1 {
    letter-spacing: -.035em;
  }
}

@media (min-width: 2200px) {
  :root {
    --page-max: 1740px;
    --hero-max: 1980px;
  }
}

@media (min-width: 2560px) {
  :root {
    --page-max: 1860px;
    --hero-max: 2120px;
  }
}

@media (min-width: 3000px) {
  :root {
    --page-max: 1960px;
    --hero-max: 2240px;
  }
}

/* =========================================================================
   图集满铺改造
   大图铺满整个区块，标题、图注、缩略图、控制器全部浮于图上。
   ========================================================================= */
#gallery {
  position: relative;
  height: clamp(620px, 86vh, 1020px);
  padding: 0;
  background: #1b1310;
  overflow: hidden;
}

/* 大图铺满 */
.gallery-slider {
  position: absolute;
  inset: 0;
  margin: 0;
}

.gallery .gallery-stage {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: auto;
  background: #1b1310;
}

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

.gallery .slide-shade {
  background:
    linear-gradient(0deg, rgba(10, 7, 5, .9), rgba(10, 7, 5, .38) 34%, transparent 66%),
    linear-gradient(180deg, rgba(10, 7, 5, .76), rgba(10, 7, 5, .24) 22%, transparent 50%);
}

/* 顶部标题浮层 */
#gallery > .section-top {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 3;
  margin: 0;
  padding: clamp(26px, 3vw, 54px) max(6%, calc((100vw - 1280px) / 2)) 0;
  align-items: flex-start;
  pointer-events: none;
}

#gallery > .section-top h2 {
  color: #fff;
  text-shadow: 0 4px 26px rgba(0, 0, 0, .5);
}

#gallery > .section-top .label {
  color: rgba(255, 255, 255, .82);
  text-shadow: 0 2px 14px rgba(0, 0, 0, .5);
}

#gallery > .section-top .more {
  color: rgba(255, 255, 255, .82);
  border-bottom-color: rgba(255, 255, 255, .38);
}

/* 图注浮层 */
.slide-caption {
  left: max(6%, calc((100vw - 1280px) / 2));
  right: auto;
  bottom: clamp(32px, 3.8vh, 54px);
  max-width: min(520px, 42vw);
  z-index: 4;
}

/* 缩略图浮层 */
.gallery-thumbnails {
  position: absolute;
  right: max(6%, calc((100vw - 1280px) / 2));
  left: auto;
  bottom: clamp(108px, 11vh, 150px);
  margin: 0;
  padding: 0;
  gap: clamp(8px, .8vw, 14px);
  justify-content: flex-end;
  align-items: stretch;
  max-width: none;
  z-index: 4;
}

.gallery .thumb {
  flex: 0 0 auto;
  width: clamp(116px, 8.6vw, 168px);
  padding: 5px;
  border: 1px solid rgba(255, 255, 255, .22);
  background: rgba(18, 12, 9, .45);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  opacity: .66;
}

.gallery .thumb img {
  height: clamp(54px, 4vw, 76px);
  aspect-ratio: auto;
}

.gallery .thumb span {
  padding: 7px 2px 2px;
  font-size: clamp(11px, .78vw, 13px);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.gallery .thumb.is-active {
  opacity: 1;
  border-color: var(--brand-warm);
  background: rgba(255, 130, 45, .2);
}

/* 控制器浮层 */
.slider-toolbar {
  position: absolute;
  left: auto;
  right: max(6%, calc((100vw - 1280px) / 2));
  bottom: clamp(26px, 3.2vh, 44px);
  width: auto;
  max-width: none;
  margin: 0;
  padding: 0;
  gap: 16px;
  z-index: 4;
}

.slider-position {
  color: rgba(255, 255, 255, .72);
}

.slider-toolbar .slider-controls {
  gap: 8px;
}

@media (max-width: 1100px) {
  .gallery .thumb {
    width: 104px;
  }

  .gallery .thumb img {
    height: 62px;
  }

  .slide-caption {
    max-width: min(400px, 46vw);
  }
}

@media (max-width: 800px) {
  #gallery {
    height: clamp(540px, 82svh, 700px);
  }

  #gallery > .section-top {
    padding: 22px 6% 0;
  }

  #gallery > .section-top .more {
    display: none;
  }

  .gallery .gallery-stage {
    height: 100%;
    max-height: none;
  }

  .slide-caption {
    left: 6%;
    right: 6%;
    bottom: 182px;
    max-width: none;
    gap: 6px;
  }

  .slide-caption strong {
    font-size: 22px;
  }

  .gallery-thumbnails {
    left: 6%;
    right: 6%;
    bottom: 68px;
    gap: 8px;
  }

  .gallery .thumb {
    width: auto;
    flex: 1 1 0;
    min-width: 0;
    padding: 4px;
  }

  .gallery .thumb img {
    width: 100%;
    height: auto;
    aspect-ratio: 1.5 / 1;
  }

  .gallery .thumb span {
    font-size: 10px;
    padding: 5px 0 2px;
  }

  .slider-toolbar {
    left: 6%;
    right: 6%;
    bottom: 12px;
    gap: 10px;
  }

  .slider-position strong {
    font-size: 20px;
  }

  .gallery .slider-controls button {
    min-height: 38px;
    padding: 6px 12px;
    font-size: 13px;
  }
}

@media (min-width: 1441px) {
  #gallery {
    height: clamp(760px, 86vh, 1100px);
  }

  #gallery > .section-top {
    padding-inline: max(6%, calc((100vw - var(--page-max)) / 2));
    padding-top: clamp(54px, 3vw, 84px);
  }

  .slide-caption {
    left: max(6%, calc((100vw - var(--page-max)) / 2));
    max-width: min(700px, 38vw);
    bottom: clamp(54px, 4.4vh, 76px);
  }

  .gallery-thumbnails {
    right: max(6%, calc((100vw - var(--page-max)) / 2));
    bottom: clamp(150px, 12vh, 190px);
  }

  .slider-toolbar {
    right: max(6%, calc((100vw - var(--page-max)) / 2));
    bottom: clamp(44px, 4vh, 66px);
  }

  .gallery .thumb {
    width: clamp(168px, 8.4vw, 210px);
  }

  .gallery .thumb img {
    height: clamp(76px, 3.9vw, 100px);
  }

  .gallery .thumb span {
    font-size: clamp(12px, .78vw, 14px);
  }
}

/* =========================================================================
   首屏 Banner
   文字垂直居中；左侧 01/02/03 三张切换；图片淡入淡出 + 缓慢推近。
   ========================================================================= */
.hero-slides {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.1s var(--ease);
}

.hero-slide.is-active {
  opacity: 1;
}

.hero-slide img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(.55);
}

.hero-slide.is-active img {
  animation: heroZoom 14s ease-out both;
}

/* 左侧切换器 */
.hero-switch {
  position: absolute;
  left: max(6%, calc((100vw - 1280px) / 2));
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  gap: clamp(14px, 1.5vh, 22px);
}

.hero-switch-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 5px 0;
  border: 0;
  background: none;
  color: rgba(255, 255, 255, .46);
  font-size: 13px;
  letter-spacing: .12em;
  font-variant-numeric: tabular-nums;
  transition: color .3s var(--ease);
}

.hero-switch-bar {
  width: 24px;
  height: 2px;
  background: rgba(255, 255, 255, .3);
  transition: width .45s var(--ease), background .45s var(--ease);
}

.hero-switch-item:hover {
  color: rgba(255, 255, 255, .82);
}

.hero-switch-item.is-active {
  color: #fff;
}

.hero-switch-item.is-active .hero-switch-bar {
  width: 46px;
  background: var(--brand);
}

/* 文字垂直居中，并避让左侧切换器 */
.hero-content {
  top: 50%;
  transform: translateY(-50%);
  left: calc(max(6%, calc((100vw - 1280px) / 2)) + 96px);
}

/* 文案切换动效 */
@keyframes heroSwap {
  from {
    opacity: 0;
    transform: translateY(18px);
  }

  to {
    opacity: 1;
    transform: none;
  }
}

.hero-content.is-swapping .eyebrow,
.hero-content.is-swapping h1,
.hero-content.is-swapping p {
  animation: heroSwap .72s cubic-bezier(.16, 1, .3, 1) both;
}

.hero-content.is-swapping h1 {
  animation-delay: .07s;
}

.hero-content.is-swapping p {
  animation-delay: .14s;
}

@media (max-width: 800px) {
  .hero-switch {
    left: 6%;
    gap: 12px;
  }

  .hero-switch-item {
    font-size: 11px;
    gap: 8px;
    min-height: 34px;
    padding: 8px 0;
  }

  .hero-switch-bar {
    width: 16px;
  }

  .hero-switch-item.is-active .hero-switch-bar {
    width: 28px;
  }

  .hero-content {
    left: calc(6% + 68px);
  }
}

@media (min-width: 1441px) {
  .hero-switch {
    left: max(6%, calc((100vw - var(--page-max)) / 2));
  }

  .hero-switch-item {
    font-size: clamp(13px, .92vw, 16px);
    gap: 12px;
  }

  .hero-switch-bar {
    width: clamp(24px, 1.8vw, 32px);
  }

  .hero-switch-item.is-active .hero-switch-bar {
    width: clamp(46px, 3.4vw, 62px);
  }

  .hero-content {
    left: calc(max(6%, calc((100vw - var(--page-max)) / 2)) + clamp(96px, 7vw, 132px));
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-slide {
    transition: none;
  }

  .hero-slide.is-active img {
    animation: none;
  }

  .hero-content.is-swapping .eyebrow,
  .hero-content.is-swapping h1,
  .hero-content.is-swapping p {
    animation: none;
  }
}

/* =========================================================================
   首屏精修：切换器右置、文字收敛、支持拖拽切换
   ========================================================================= */
.hero {
  cursor: grab;
  -webkit-user-select: none;
  user-select: none;
  touch-action: pan-y;
}

.hero.is-dragging {
  cursor: grabbing;
}

.hero a,
.hero button {
  cursor: pointer;
}

.hero-slide img {
  pointer-events: none;
  -webkit-user-drag: none;
}

.hero-slides {
  transition: transform .55s var(--ease);
  will-change: transform;
}

.hero-slides.is-dragging {
  transition: none;
}

/* 切换器移到右侧，数字靠右、进度条向左延伸 */
.hero::after {
  background:
    linear-gradient(90deg, rgba(0, 0, 0, .58), transparent 72%),
    linear-gradient(270deg, rgba(10, 7, 5, .46), transparent 20%),
    linear-gradient(0deg, rgba(20, 14, 10, .72), transparent 58%);
}

.hero-switch {
  left: auto;
  right: max(6%, calc((100vw - 1280px) / 2));
  align-items: flex-end;
}

.hero-switch-item {
  flex-direction: row-reverse;
  color: rgba(255, 255, 255, .62);
  text-shadow: 0 1px 14px rgba(0, 0, 0, .7);
}

.hero-switch-bar {
  background: rgba(255, 255, 255, .48);
}

.hero-switch-item.is-active {
  color: #fff;
}

/* 文字整体收敛 */
.hero h1 {
  font-size: clamp(40px, 4.6vw, 68px);
  line-height: 1.14;
  margin: 20px 0 18px;
  letter-spacing: -.025em;
}

.hero .eyebrow {
  font-size: 13px;
  letter-spacing: .16em;
}

.hero p {
  font-size: 15px;
  letter-spacing: .1em;
}

.hero .pill {
  padding: 14px 22px;
  font-size: 13px;
  letter-spacing: .05em;
}

.hero-index {
  font-size: 13px;
  letter-spacing: .08em;
}

.hero-content {
  left: max(6%, calc((100vw - 1280px) / 2));
}

/* ---------------------------- 无缝滚动条 ---------------------------- */
.ticker-track {
  display: flex;
  width: max-content;
  padding-left: 0;
  animation: tickerLoop 34s linear infinite;
}

.ticker-item {
  flex: 0 0 auto;
  padding-right: 3vw;
  white-space: nowrap;
}

@keyframes tickerLoop {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(calc(-100% / 3));
  }
}

@media (max-width: 800px) {
  .hero h1 {
    font-size: clamp(30px, 7.8vw, 40px);
    margin: 16px 0 14px;
  }

  .hero .eyebrow {
    font-size: 12px;
  }

  .hero p {
    font-size: 13.5px;
  }

  .hero .pill {
    padding: 12px 18px;
    font-size: 12.5px;
  }

  .hero-index {
    font-size: 12px;
  }

  .hero-content {
    left: 6%;
  }

  .hero-switch {
    gap: 8px;
    padding: 10px 12px 10px 16px;
    border-radius: 3px;
  }

  .hero-switch-item {
    min-height: 30px;
    padding: 5px 0;
    color: rgba(255, 255, 255, .8);
  }

  .ticker-item {
    padding-right: 6vw;
  }
}

@media (min-width: 1441px) {
  .hero h1 {
    font-size: clamp(68px, 4.3vw, 96px);
  }

  .hero .eyebrow {
    font-size: clamp(13px, .95vw, 16px);
  }

  .hero p {
    font-size: clamp(15px, 1.02vw, 18px);
  }

  .hero .pill {
    font-size: clamp(13px, .92vw, 16px);
    padding: clamp(14px, 1.15vw, 18px) clamp(22px, 1.7vw, 30px);
  }

  .hero-index {
    font-size: clamp(13px, .92vw, 16px);
  }

  .hero-content {
    left: max(6%, calc((100vw - var(--page-max)) / 2));
  }

  .hero-switch {
    right: max(6%, calc((100vw - var(--page-max)) / 2));
  }
}

@media (prefers-reduced-motion: reduce) {
  .ticker-track {
    animation: none;
  }
}

/* ---------------------- 移动端导航：单行铺满，避免裁切 ---------------------- */
@media (max-width: 800px) {
  nav {
    width: 100%;
    max-width: 100%;
    gap: 0;
    font-size: clamp(12px, 3.15vw, 13px);
    justify-content: space-between;
    overflow: visible;
    -webkit-overflow-scrolling: auto;
    -webkit-mask-image: none;
    mask-image: none;
  }

  nav a {
    flex: 0 0 auto;
    white-space: nowrap;
    padding-block: 4px;
  }
}

/* =========================================================================
   图集 · 多图浏览（支持十几张以上，随机顺序）
   缩略图改为底部通栏横向滚动条，图注与控制器上移避免遮挡
   ========================================================================= */
.gallery-thumbnails {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 4;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 10px;
  margin: 0;
  padding: 26px max(6%, calc((100vw - 1280px) / 2)) 18px;
  overflow-x: auto;
  overflow-y: hidden;
  overscroll-behavior-x: contain;
  scrollbar-width: none;
  -ms-overflow-style: none;
  background: linear-gradient(180deg, rgba(10, 7, 5, 0) 0%, rgba(10, 7, 5, .62) 38%, rgba(10, 7, 5, .92) 100%);
}

.gallery-thumbnails::-webkit-scrollbar {
  display: none;
}

.gallery .thumb {
  flex: 0 0 auto;
  width: clamp(96px, 7vw, 132px);
  height: clamp(60px, 4.4vw, 84px);
  min-width: 0;
  padding: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 2px;
  background: rgba(18, 12, 9, .5);
  opacity: .6;
  transition: opacity .3s var(--ease), border-color .3s var(--ease), transform .3s var(--ease);
}

.gallery .thumb img {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: auto;
  object-fit: cover;
}

.gallery .thumb:hover,
.gallery .thumb:focus-visible {
  opacity: .95;
}

.gallery .thumb.is-active {
  opacity: 1;
  border-color: var(--brand-warm);
  box-shadow: 0 0 0 1px rgba(255, 130, 45, .85), 0 12px 24px -16px #000;
  transform: translateY(-2px);
}

/* 拖动大图切换 */
.gallery .gallery-stage {
  cursor: grab;
  touch-action: pan-y;
  user-select: none;
  -webkit-user-select: none;
}

.gallery .gallery-stage:active,
.gallery-slider.is-dragging .gallery-stage {
  cursor: grabbing;
}

/* 禁止浏览器把图片当作对象拖出 */
.gallery img {
  -webkit-user-drag: none;
  user-select: none;
  -webkit-user-select: none;
  -webkit-touch-callout: none;
}

/* 图注与控制器上移，避免被缩略图条遮挡 */
.slide-caption {
  bottom: clamp(150px, 16vh, 190px);
}

.slider-toolbar {
  bottom: clamp(142px, 15vh, 180px);
}

@media (max-width: 800px) {
  .gallery-thumbnails {
    gap: 8px;
    padding: 22px 6% 14px;
  }

  .gallery .thumb {
    width: 92px;
    height: 58px;
  }

  .slide-caption {
    bottom: 162px;
  }

  .slider-toolbar {
    bottom: 112px;
  }
}

/* =========================================================================
   页脚 V2：合作方 logo + 右侧公众号二维码
   结构：footer > .footer-left（.footer-logos + .footer-info）+ .footer-qr
   ========================================================================= */
footer {
  align-items: center;
  gap: clamp(30px, 3vw, 56px);
}

.footer-left {
  display: flex;
  flex-direction: column;
  gap: clamp(16px, 1.6vw, 26px);
  min-width: 0;
}

/* 双 logo：合作方 logo 在前，长江赛事 logo 在后 */
.footer-logos {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: clamp(20px, 2.2vw, 40px);
}

.footer-logos .footer-brand {
  align-self: center;
}

.footer-logos .partner-logo {
  display: block;
  width: clamp(190px, 15.5vw, 250px);
  height: auto;
}

/* 第二个 logo（长江赛事）整体缩小 10% */
.footer-logos .brand-logo {
  width: 189px;
}

@media (min-width: 1441px) {
  .footer-logos .brand-logo {
    width: clamp(189px, 13.14vw, 252px);
  }
}

/* 集团名称 + 版权信息同一行展示 */
.footer-info {
  font-size: 14px;
  line-height: 1.9;
  white-space: nowrap;
}

/* 公众号二维码 */
.footer-qr {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  gap: clamp(16px, 1.6vw, 28px);
  margin-left: auto;
}

.qr-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  margin: 0;
}

.qr-item img {
  display: block;
  width: clamp(78px, 6.4vw, 100px);
  height: auto;
  aspect-ratio: 1 / 1;
  padding: 6px;
  background: #fff;
  border-radius: 2px;
  object-fit: contain;
}

.qr-item figcaption {
  font-size: 12.5px;
  letter-spacing: .08em;
  color: rgba(241, 229, 222, .78);
}

@media (max-width: 800px) {
  footer {
    align-items: flex-start;
    gap: 28px;
  }

  .footer-logos {
    gap: 14px;
  }

  .footer-logos .partner-logo {
    width: 128px;
  }

  .footer-logos .brand-logo {
    width: 144px;
  }

  /* 单行文案随屏宽微缩，避免换行 */
  .footer-info {
    font-size: clamp(11px, 3.2vw, 14px);
  }

  .footer-qr {
    gap: 18px;
    margin-left: 0;
  }

  .qr-item img {
    width: 82px;
  }

  .qr-item figcaption {
    font-size: 12px;
  }
}

/* =========================================================================
   图集 · 紧凑版（2026-10）
   布局：左侧大图 + 右侧竖排缩略图；滚动缩略图列即时切换大图
   ========================================================================= */
#gallery {
  --gallery-rail-w: clamp(96px, 8.6vw, 132px);
  height: auto;
  /* 背景：logo 的暖色段 —— 琥珀 → 橙 → 橙红 渐变 */
  background: linear-gradient(100deg,
      #f9b41d 0%,
      #f08a0f 32%,
      #ec600c 66%,
      #d9540a 100%);
  /* 与其他区块共用同一版心宽度 */
  padding-block: clamp(56px, 5.6vw, 88px);
  padding-inline: max(6%, calc((100vw - var(--page-max, 1280px)) / 2));
  overflow: visible;
}

/* 标题回到常规流，不再浮在图上 */
#gallery > .section-top {
  position: static;
  margin: 0 0 clamp(16px, 1.8vw, 26px);
  padding: 0;
  align-items: flex-end;
  pointer-events: auto;
}

/* 去掉标题文字的投影 */
#gallery > .section-top h2,
#gallery > .section-top .label {
  text-shadow: none;
}

/* 左大图（16:9）+ 右缩略图列（与大图等高） */
.gallery-slider {
  position: relative;
  inset: auto;
  margin: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) var(--gallery-rail-w);
  grid-template-rows: auto auto;
  grid-template-areas:
    "stage rail"
    "toolbar .";
  column-gap: clamp(10px, 1.2vw, 18px);
  align-items: stretch;
}

#gallery .gallery-stage {
  grid-area: stage;
  position: relative;
  inset: auto;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  height: auto;
  min-height: 0;
  max-height: none;
  overflow: hidden;
}

#gallery .gallery-stage img {
  width: 100%;
  height: 100%;
  aspect-ratio: auto;
  object-fit: cover;
}

/* 去掉大图上的文字说明，遮罩只保留极淡的过渡 */
#gallery .slide-caption {
  display: none;
}

#gallery .slide-shade {
  background: linear-gradient(0deg, rgba(10, 7, 5, .34), transparent 42%);
}

/* 控制器落在大图下方 */
#gallery .slider-toolbar {
  grid-area: toolbar;
  position: static;
  inset: auto;
  width: auto;
  max-width: none;
  margin: clamp(12px, 1.2vw, 18px) 0 0;
  padding: 0;
  justify-content: space-between;
  gap: 12px;
}

#gallery .slider-position strong {
  font-size: clamp(20px, 1.8vw, 26px);
}

#gallery .slider-controls button {
  min-height: 40px;
  padding: 8px 14px;
  font-size: 14px;
}

/* 右侧竖排缩略图：高度与大图一致，超出部分隐藏，可上下拖动 / 滚动切换 */
#gallery .gallery-thumbnails {
  grid-area: rail;
  /* 绝对定位到 rail 网格区，高度恒等于大图高度，且不参与行高计算 */
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: flex-start;
  gap: 8px;
  width: auto;
  min-height: 0;
  margin: 0;
  padding: 2px;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: none;
  -ms-overflow-style: none;
  background: none;
  cursor: grab;
  touch-action: pan-y;
  user-select: none;
  -webkit-user-select: none;
  z-index: 2;
}

#gallery .gallery-thumbnails::-webkit-scrollbar {
  display: none;
  width: 0;
  height: 0;
}

#gallery .gallery-thumbnails.is-dragging {
  cursor: grabbing;
}

#gallery .gallery-thumbnails .thumb {
  flex: 0 0 auto;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  min-width: 0;
  padding: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .3);
  border-radius: 2px;
  background: rgba(18, 12, 9, .5);
  opacity: .88;
  transform: none;
}

#gallery .gallery-thumbnails .thumb img {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: auto;
  object-fit: cover;
}

#gallery .gallery-thumbnails .thumb span {
  display: none;
}

#gallery .gallery-thumbnails .thumb:hover,
#gallery .gallery-thumbnails .thumb:focus-visible {
  opacity: 1;
  border-color: rgba(255, 255, 255, .55);
}

#gallery .gallery-thumbnails .thumb.is-active {
  opacity: 1;
  border-color: #fff;
  background: rgba(255, 255, 255, .18);
  box-shadow: 0 0 0 2px rgba(255, 255, 255, .9), 0 10px 22px -14px rgba(0, 0, 0, .6);
  transform: none;
}

/* 小屏：大图与缩略图列同步收窄 */
@media (max-width: 800px) {
  #gallery {
    --gallery-rail-w: clamp(64px, 19vw, 84px);
    padding: clamp(46px, 9vw, 64px) 6%;
  }

  #gallery > .section-top {
    margin-bottom: 14px;
  }

  #gallery > .section-top .more {
    display: inline-block;
    font-size: 13px;
  }

  #gallery .gallery-thumbnails {
    gap: 6px;
    padding: 1px;
  }

  #gallery .gallery-thumbnails .thumb {
    aspect-ratio: 1 / 1;
  }

  #gallery .slider-toolbar {
    margin-top: 10px;
    gap: 8px;
  }

  #gallery .slider-position strong {
    font-size: 18px;
  }

  #gallery .slider-controls button {
    min-height: 34px;
    padding: 5px 10px;
    font-size: 12px;
  }
}

/* =========================================================================
   移动端体验优化（2026-10）
   1. 避免 iOS 横竖屏切换时字号被放大
   2. 顶部导航点击区域加大到 40px
   3. 长标题自动断行，避免撑破版心
   4. 超窄屏（≤380px）页脚二维码与间距收紧
   ========================================================================= */
html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

@media (max-width: 800px) {
  nav a {
    display: inline-flex;
    align-items: center;
    min-height: 40px;
    padding-block: 0;
  }

  .notice-title,
  .news-card h3,
  .advantage-item h4,
  .breadcrumb span {
    overflow-wrap: anywhere;
  }
}

@media (max-width: 380px) {
  footer {
    padding-inline: 5%;
    gap: 22px;
  }

  .footer-logos .partner-logo {
    width: 108px;
  }

  .footer-logos .brand-logo {
    width: 128px;
  }

  .qr-item img {
    width: 72px;
  }

  .footer-info {
    white-space: normal;
  }

  section,
  .about,
  .notice-archive,
  .news-archive,
  .gallery-archive {
    padding-inline: 5%;
  }

  .breadcrumb {
    padding-inline: 5%;
  }
}

/* 超窄屏：企业介绍三栏数据等分，避免 nowrap 撑破版心 */
@media (max-width: 420px) {
  .about-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
  }

  .about-facts strong {
    font-size: 23px;
  }

  .about-facts strong span,
  .about-facts > div > span {
    font-size: 12px;
  }
}

/* =========================================================================
   移动端汉堡导航（≤800px）
   桌面端不显示按钮，导航保持横向排列
   ========================================================================= */
.nav-toggle {
  display: none;
}

@media (max-width: 800px) {
  header {
    position: relative;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    min-height: 0;
    padding-block: 12px;
  }

  .nav-toggle {
    display: inline-flex;
    flex: 0 0 auto;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    margin-left: auto;
    padding: 0 10px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 2px;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
  }

  .nav-toggle-bar {
    display: block;
    width: 100%;
    height: 2px;
    background: #241915;
    transition: transform .3s var(--ease), opacity .2s var(--ease);
  }

  header.nav-open .nav-toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  header.nav-open .nav-toggle-bar:nth-child(2) {
    opacity: 0;
  }

  header.nav-open .nav-toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  /* 下拉菜单：默认收起，展开后纵向排列 */
  header nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 70;
    display: none;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 0;
    width: 100%;
    max-width: none;
    padding: 4px 6% 10px;
    overflow: visible;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 20px 36px -28px rgba(36, 25, 21, .85);
    -webkit-mask-image: none;
    mask-image: none;
  }

  header.nav-open nav {
    display: flex;
  }

  header nav a {
    flex: 0 0 auto;
    width: 100%;
    padding: 15px 0;
    font-size: 15px;
    line-height: 1.4;
    color: #241915;
    white-space: normal;
    border-bottom: 1px solid rgba(36, 25, 21, .08);
  }

  header nav a:last-child {
    border-bottom: 0;
  }

  header nav a[aria-current="page"] {
    color: var(--brand);
  }

  /* 桌面端的下划线指示条在移动端不需要 */
  header nav a::after {
    display: none;
  }
}

/* 分页 */
.mypage {
  margin: 20px 0;
  overflow: hidden;
}
.mypage .pagination {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  border-radius: 4px;
}
.mypage .pagination > li{
  list-style: none;
  margin: 2px 0;
}
.mypage .pagination > li > a,
.mypage .pagination > li > span {
  display: block;
  padding: 6px 12px;
  border: 1px solid #ddd;
  margin-left: -1px;
}
.mypage .pagination > li:first-child > a,
.mypage .pagination > li:first-child > span {
  margin-left: 0;
  border-bottom-left-radius: 4px;
  border-top-left-radius: 4px;
}
.mypage .pagination > li:last-child > a,
.mypage .pagination > li:last-child > span {
  border-bottom-right-radius: 4px;
  border-top-right-radius: 4px;
}
.mypage .pagination > li > a:hover,
.mypage .pagination > li > span:hover,
.mypage .pagination > li > a:focus,
.mypage .pagination > li > span:focus {
  color: #ff6a00;
  background-color: #fff;
  border-color: #ddd;
}
.mypage .pagination > .active > a,
.mypage .pagination > .active > span,
.mypage .pagination > .active > a:hover,
.mypage .pagination > .active > span:hover,
.mypage .pagination > .active > a:focus,
.mypage .pagination > .active > span:focus {
  color: #fff;
  background-color: #ff6a00;
  border-color: #ff6a00;
  cursor: default;
}
.mypage .pagination > .disabled > span,
.mypage .pagination > .disabled > span:hover,
.mypage .pagination > .disabled > span:focus,
.mypage .pagination > .disabled > a,
.mypage .pagination > .disabled > a:hover,
.mypage .pagination > .disabled > a:focus {
  color: #9d9d9d;
  background-color: #fff;
  border-color: #ddd;
  cursor: not-allowed;
}
.orientation {
  margin-top: 30px;
  line-height: 30px;
}

.inset .content .title {
  text-align: center;
  font-size: 24px;
  color: #000;
  font-weight: bold;
  line-height: 140%;
  margin-bottom: 10px;
}

.inset .content .date {
  display: flex;
  justify-content: center;
  text-align: center;
  font-size: 16px;
  line-height: 140%;
}
.inset .content .date p{
  margin: 0 10px;
}