/* ============================================================
   YNADA - 云南省替代种植发展行业协会
   Production Stylesheet
   Design: 庄重大气 · 生态绿色 · 现代简约
   ============================================================ */

/* ----- Design Tokens ----- */
:root {
  --color-primary:    #1B7A3D;
  --color-primary-dk: #145C2E;
  --color-primary-lt: #E8F5E9;
  --color-gold:       #D4A843;
  --color-party-red:  #C41E24;
  --color-dark:       #1a1a2e;
  --color-text:       #333333;
  --color-text-lt:    #666666;
  --color-border:     #e0e0e0;
  --color-bg:         #f8f9fa;
  --color-white:      #ffffff;

  --ff-base: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --fw-regular: 400;
  --fw-medium:  500;
  --fw-bold:    700;

  --shadow-sm:  0 1px  3px rgba(0,0,0,.08);
  --shadow-md:  0 4px 12px rgba(0,0,0,.10);
  --shadow-lg:  0 8px 30px rgba(0,0,0,.12);

  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  12px;

  --transition: .3s ease;
  --container:  1200px;
  --header-h:   90px;
}

/* ============================================================
   1. GLOBAL RESET & BASE
   ============================================================ */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--ff-base);
  font-weight: var(--fw-regular);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition);
}

a:hover { color: var(--color-primary); }

ul, ol { list-style: none; }

img {
  max-width: 100%;
  height: auto;
  display: block;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: var(--fw-bold);
  line-height: 1.3;
  color: var(--color-dark);
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
}

.section-title {
  text-align: center;
  font-size: 1.875rem;
  margin-bottom: .5rem;
  position: relative;
}

.section-subtitle {
  text-align: center;
  color: var(--color-text-lt);
  font-size: .9375rem;
  margin-bottom: 2.5rem;
}

.section-title::after {
  content: "";
  display: block;
  width: 60px;
  height: 3px;
  background: var(--color-primary);
  margin: .75rem auto 0;
  border-radius: 2px;
}

section { padding: 70px 0; }

/* ============================================================
   2. TOP BAR
   ============================================================ */
.top-bar {
  background: var(--color-dark);
  color: rgba(255,255,255,.7);
  font-size: .8125rem;
  line-height: 1;
  padding: 8px 0;
}

.top-bar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.top-bar__honors {
  display: flex;
  align-items: center;
  gap: 18px;
  overflow: hidden;
  white-space: nowrap;
}

.top-bar__honors-item {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: rgba(255,255,255,.8);
}

.top-bar__honors-item i {
  color: var(--color-gold);
  font-size: .75rem;
}

.top-bar__right {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

.top-bar__search {
  display: flex;
  align-items: center;
  background: rgba(255,255,255,.1);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.top-bar__search-input {
  width: 120px;
  padding: 5px 10px;
  border: none;
  background: transparent;
  color: var(--color-white);
  font-size: .8125rem;
  outline: none;
}

.top-bar__search-input::placeholder {
  color: rgba(255,255,255,.5);
}

.top-bar__search-input:focus {
  width: 160px;
}

.top-bar__search-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6px 10px;
  border: none;
  background: rgba(255,255,255,.15);
  color: rgba(255,255,255,.7);
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

.top-bar__search-btn:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.top-bar__contact {
  display: flex;
  align-items: center;
  gap: 5px;
}

.top-bar__lang {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: border-color var(--transition);
}

.top-bar__lang a {
  color: rgba(255,255,255,.6);
  transition: color var(--transition);
}

.top-bar__lang a.active {
  color: var(--color-white);
}

.top-bar__lang-divider {
  color: rgba(255,255,255,.3);
}

.top-bar__lang:hover {
  border-color: rgba(255,255,255,.5);
}

.top-bar a:hover { color: var(--color-white); }

/* ============================================================
   3. SITE HEADER
   ============================================================ */
.site-header {
  background: var(--color-white);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
}

.site-header--scrolled {
  box-shadow: var(--shadow-md);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
}

.site-header__logo {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

.site-header__logo img {
  height: 56px;
  width: auto;
}

.site-header__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.35;
}

.site-header__logo-text .zh {
  font-size: 1.375rem;
  font-weight: var(--fw-bold);
  color: var(--color-primary-dk);
}

.site-header__logo-text .en {
  font-size: .75rem;
  color: var(--color-text-lt);
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* ============================================================
   4. MAIN NAV
   ============================================================ */
.main-nav {
  display: flex;
  align-items: center;
  flex-shrink: 1;
  min-width: 0;
}

.main-nav__list {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: 0;
}

.main-nav__item {
  position: relative;
  flex-shrink: 0;
}

.main-nav__link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0 12px;
  height: var(--header-h);
  font-size: .9rem;
  font-weight: var(--fw-medium);
  color: var(--color-text);
  position: relative;
  transition: color var(--transition);
  white-space: nowrap;
}

.main-nav__link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 60%;
  height: 3px;
  background: var(--color-primary);
  border-radius: 2px 2px 0 0;
  transition: transform var(--transition);
}

.main-nav__item:hover .main-nav__link,
.main-nav__item--active .main-nav__link {
  color: var(--color-primary);
}

.main-nav__item:hover .main-nav__link::after,
.main-nav__item--active .main-nav__link::after {
  transform: translateX(-50%) scaleX(1);
}

/* Dropdown */
.main-nav__dropdown {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  min-width: 180px;
  background: var(--color-white);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 8px 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition);
}

.main-nav__item:hover .main-nav__dropdown {
  opacity: 1;
  visibility: visible;
}

.main-nav__dropdown a {
  display: block;
  padding: 10px 20px;
  font-size: .875rem;
  color: var(--color-text);
  transition: background var(--transition), color var(--transition);
}

.main-nav__dropdown a:hover {
  background: var(--color-primary-lt);
  color: var(--color-primary);
}

@media (max-width: 1200px) {
  .main-nav__link { padding: 0 8px; font-size: .85rem; }
}

/* ============================================================
   5. MOBILE MENU
   ============================================================ */
.mobile-menu__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1100;
}

.mobile-menu__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-dark);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.mobile-menu__toggle--active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.mobile-menu__toggle--active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu__toggle--active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 1050;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition);
}

.mobile-menu-overlay--active {
  opacity: 1;
  visibility: visible;
}

.mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  width: 280px;
  height: 100%;
  background: var(--color-white);
  z-index: 1060;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform .35s ease;
  padding: 70px 0 30px;
}

.mobile-menu--active {
  transform: translateX(0);
}

.mobile-menu__item { border-bottom: 1px solid var(--color-border); }

.mobile-menu__link {
  display: block;
  padding: 14px 24px;
  font-size: .9375rem;
  color: var(--color-text);
  font-weight: var(--fw-medium);
}

.mobile-menu__link:hover,
.mobile-menu__item--active .mobile-menu__link {
  color: var(--color-primary);
  background: var(--color-primary-lt);
}

.mobile-menu__sub {
  background: var(--color-bg);
}

.mobile-menu__sub a {
  display: block;
  padding: 10px 24px 10px 40px;
  font-size: .875rem;
  color: var(--color-text-lt);
}

.mobile-menu__sub a:hover { color: var(--color-primary); }

/* ============================================================
   6. HERO BANNER
   ============================================================ */
.hero {
  position: relative;
  width: 100%;
  height: 520px;
  overflow: hidden;
  background: var(--color-dark);
}

.hero__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity .8s ease, z-index 0s .8s;
}

.hero__slide.active {
  opacity: 1;
  z-index: 1;
  transition: opacity .8s ease;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(0,0,0,.4) 0%,
    rgba(0,0,0,.2) 50%,
    rgba(0,0,0,.05) 100%
  );
  z-index: 2;
}

.hero__content {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 8%;
  color: var(--color-white);
}

.hero__badge {
  display: inline-block;
  background: rgba(27,122,61,.85);
  padding: 6px 18px;
  border-radius: 20px;
  font-size: .8125rem;
  font-weight: var(--fw-medium);
  letter-spacing: 1px;
  margin-bottom: 16px;
  width: fit-content;
}

.hero__title {
  font-size: 2.75rem;
  font-weight: var(--fw-bold);
  color: var(--color-white);
  line-height: 1.3;
  margin-bottom: 18px;
  max-width: 800px;
  text-shadow: 0 2px 8px rgba(0,0,0,.3);
  white-space: nowrap;
}

.hero__desc {
  font-size: 1.0625rem;
  line-height: 1.7;
  max-width: 520px;
  opacity: .9;
  margin-bottom: 28px;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero__indicators {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 4;
  display: flex;
  gap: 10px;
}

.hero__indicator {
  width: 32px;
  height: 3px;
  background: rgba(255,255,255,.4);
  border: none;
  border-radius: 2px;
  cursor: pointer;
  transition: background var(--transition), width var(--transition);
}

.hero__indicator.active {
  width: 48px;
  background: var(--color-white);
}

/* ===== Hero Animations ===== */

/* Background zoom effect */
@keyframes hero-bg-zoom {
  from { transform: scale(1); }
  to   { transform: scale(1.08); }
}

.hero__slide.active .hero__bg {
  animation: hero-bg-zoom 6s ease-out forwards;
}

/* Content fade-in animations */
@keyframes hero-fade-up {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes hero-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

.hero__slide .hero__badge,
.hero__slide .hero__title,
.hero__slide .hero__desc,
.hero__slide .hero__actions {
  opacity: 0;
}

.hero__slide.active .hero__badge {
  animation: hero-fade-up .6s ease-out .2s forwards;
}

.hero__slide.active .hero__title {
  animation: hero-fade-up .6s ease-out .35s forwards;
}

.hero__slide.active .hero__desc {
  animation: hero-fade-up .6s ease-out .5s forwards;
}

.hero__slide.active .hero__actions {
  animation: hero-fade-up .6s ease-out .65s forwards;
}

/* Auto-play progress bar on active indicator */
@keyframes hero-progress {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

.hero__indicator.active::after {
  content: "";
  display: block;
  width: 100%;
  height: 100%;
  background: var(--color-primary);
  border-radius: 2px;
  transform-origin: left;
  animation: hero-progress 5s linear forwards;
}

/* ============================================================
   7. STATS SECTION - 浮动白色卡片
   ============================================================ */
.stats {
  position: relative;
  z-index: 10;
  margin-top: -50px;
  padding: 0;
  background: transparent;
}

.stats .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  text-align: center;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 32px 20px;
}

.stats__item {
  padding: 10px 20px;
  position: relative;
}

.stats__item:not(:last-child)::after {
  content: "";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 50px;
  background: var(--color-border);
}

.stats__number {
  font-size: 2.5rem;
  font-weight: var(--fw-bold);
  line-height: 1.2;
  letter-spacing: -1px;
  color: var(--color-primary);
}

.stats__number span {
  font-size: 1.25rem;
  font-weight: var(--fw-medium);
  margin-left: 2px;
  color: var(--color-primary);
}

.stats__label {
  font-size: .875rem;
  color: var(--color-text-lt);
  margin-top: 6px;
}

/* ============================================================
   8. ABOUT SECTION
   ============================================================ */
.about { background: var(--color-white); }

.about .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.about__image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.about__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}

.about__image:hover img { transform: scale(1.03); }

.about__image::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-gold));
}

.about__text h2 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

.about__text p {
  color: var(--color-text-lt);
  line-height: 1.85;
  margin-bottom: 1.25rem;
  text-indent: 2em;
}

.about__highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 1.75rem;
}

.about__highlight-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: var(--color-primary-lt);
  color: var(--color-primary);
  border-radius: 20px;
  font-size: .8125rem;
  font-weight: var(--fw-medium);
}

.about__features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px 24px;
  margin-bottom: 1.75rem;
}

.about__feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .9375rem;
  color: var(--color-text);
}

.about__feature-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  font-size: .75rem;
  font-weight: var(--fw-bold);
  flex-shrink: 0;
}

/* ============================================================
   9. NEWS SECTION - 新闻动态（左右布局）
   ============================================================ */
.news { 
  background: linear-gradient(180deg, #f8faf9 0%, #ffffff 100%);
  padding: 80px 0 90px;
}

.news__header {
  text-align: center;
  margin-bottom: 3rem;
}

.news__header .section-title::before {
  content: "NEWS CENTER";
  display: block;
  font-size: .75rem;
  color: var(--color-text-lt);
  letter-spacing: 2px;
  margin-bottom: .5rem;
  font-weight: var(--fw-regular);
}

.news__layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  align-items: stretch;
}

/* 左侧焦点新闻轮播 */
.news__focus {
  display: flex;
  flex-direction: column;
}

.news__focus-slider {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  height: 100%;
  min-height: 420px;
  box-shadow: 0 4px 20px rgba(0,0,0,.1);
}

.news__focus-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity .7s ease, visibility .7s ease;
}

.news__focus-slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 1;
}

.news__focus-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 5s ease;
  background: #e8e8e8;
}

.news__focus-slide.active img {
  transform: scale(1.03);
}

.news__focus-slide .news__focus-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 50px 20px 24px;
  background: linear-gradient(transparent 0%, rgba(0,0,0,.8) 100%);
  color: var(--color-white);
}

.news__focus-dots {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  justify-content: center;
  gap: 6px;
  z-index: 10;
}

.news__focus-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255,255,255,.5);
  border: none;
  cursor: pointer;
  transition: all .3s ease;
}

.news__focus-dot:hover {
  background: rgba(255,255,255,.8);
}

.news__focus-dot.active {
  background: var(--color-white);
  width: 18px;
  border-radius: 3px;
}

.news__focus-date {
  display: inline-block;
  font-size: .75rem;
  opacity: .8;
  margin-top: 8px;
}

.news__focus-tag {
  display: inline-block;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: .625rem;
  padding: 3px 10px;
  border-radius: 2px;
  margin-bottom: 10px;
  font-weight: var(--fw-medium);
}

.news__focus-title {
  font-size: 1.125rem;
  font-weight: var(--fw-bold);
  color: var(--color-white);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 右侧新闻列表区域 */
.news__list-section {
  background: var(--color-white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,.05);
  display: flex;
  flex-direction: column;
}

.news__tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid #eee;
  padding: 0 20px;
}

.news__tab {
  padding: 16px 24px;
  font-size: .9375rem;
  font-weight: var(--fw-medium);
  color: #666;
  background: none;
  border: none;
  cursor: pointer;
  position: relative;
  transition: all var(--transition);
}

.news__tab::after {
  content: "";
  position: absolute;
  bottom: -1px;
  left: 24px;
  right: 24px;
  height: 2px;
  background: var(--color-primary);
  transform: scaleX(0);
  transition: transform .3s ease;
}

.news__tab:hover {
  color: var(--color-primary);
}

.news__tab.active {
  color: var(--color-primary);
  font-weight: var(--fw-bold);
}

.news__tab.active::after {
  transform: scaleX(1);
}

.news__panels {
  flex: 1;
  padding: 16px 24px 24px;
}

.news__panel {
  display: none;
  animation: newsFadeIn .3s ease;
}

@keyframes newsFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.news__panel.active { display: block; }

.news__list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.news__item {
  border-bottom: 1px dashed #e5e5e5;
}

.news__item:last-child { border-bottom: none; }

.news__link {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 0;
  transition: all var(--transition);
  position: relative;
}

.news__link::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  width: 3px;
  height: 16px;
  background: var(--color-primary);
  border-radius: 2px;
  opacity: 0;
  transition: opacity var(--transition);
}

.news__link:hover::before {
  opacity: 1;
}

.news__link:hover {
  padding-left: 12px;
}

.news__info {
  flex: 1;
  min-width: 0;
}

.news__item-title {
  font-size: .9375rem;
  font-weight: var(--fw-medium);
  color: #333;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color var(--transition);
  line-height: 1.5;
  margin-bottom: 6px;
}

.news__item-desc {
  font-size: .8125rem;
  color: #999;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.5;
}

.news__item-date {
  flex-shrink: 0;
  font-size: .8125rem;
  color: #999;
  padding-top: 2px;
}

.news__link:hover .news__item-title {
  color: var(--color-primary);
}

.news__more {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 20px;
  padding: 10px 24px;
  font-size: .875rem;
  color: #666;
  font-weight: var(--fw-medium);
  border: 1px solid #ddd;
  border-radius: 4px;
  transition: all .3s ease;
  background: transparent;
}

.news__more:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.news__more span {
  transition: transform .3s ease;
}

.news__more:hover span {
  transform: translateX(4px);
}

/* ============================================================
   10. PARTY BUILDING - 党建引领（深绿色背景）
   ============================================================ */
/* ── 党建板块：经典高级党建红 ── */
.party {
  background:
    linear-gradient(180deg, rgba(0,0,0,.22) 0%, rgba(0,0,0,0) 28%, rgba(0,0,0,.28) 100%),
    linear-gradient(135deg, #480808 0%, #7C1212 28%, #961A1A 52%, #7D1111 78%, #4E0A0A 100%);
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

/* 内光晕——增加板块纵深感 */
.party::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 65% at 50% 42%, rgba(170,30,30,.22) 0%, transparent 65%);
  pointer-events: none;
}

/* 右下角装饰性暗纹 */
.party::after {
  content: '';
  position: absolute;
  bottom: -80px;
  right: -80px;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  border: 60px solid rgba(255,255,255,.03);
  pointer-events: none;
}

.party .container {
  position: relative;
  z-index: 1;
}

/* 党徽：绝对定位左上角，与右下角暗纹圆环形成对角呼应 */
.party__emblem-img {
  position: absolute;
  top: -18px;
  left: -18px;
  width: 260px;
  height: auto;
  opacity: .22;
  pointer-events: none;
  z-index: 0;
  user-select: none;
}

.party__header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.party__header .section-title {
  color: var(--color-white);
}

/* PARTY BUILDING 小字移至 header 级别，避免干扰图片+标题并排 */
.party__header::before {
  content: "PARTY BUILDING";
  display: block;
  font-size: .75rem;
  color: rgba(255,220,180,.55);
  letter-spacing: 2px;
  margin-bottom: .85rem;
  font-weight: 400;
}

.party__header .section-title::before {
  content: none;
}

.party__header .section-title::after {
  background: rgba(255,215,0,.55);
}

.party__subtitle {
  color: rgba(255,210,210,.72);
  font-size: .9375rem;
  margin-top: .75rem;
}

.party__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.party__card {
  border-radius: var(--radius-md);
  overflow: hidden;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,160,160,.13);
  backdrop-filter: blur(10px);
  transition: transform var(--transition), background var(--transition), border-color var(--transition);
  padding: 0;
  display: flex;
  flex-direction: column;
}

.party__card:hover {
  transform: translateY(-4px);
  background: rgba(255,255,255,.13);
  border-color: rgba(255,200,200,.24);
}

.party__card-img {
  width: 100%;
  height: 160px;
  overflow: hidden;
}

.party__card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

.party__card:hover .party__card-img img {
  transform: scale(1.05);
}

.party__card-body {
  padding: 20px;
}

.party__card-date {
  font-size: .8125rem;
  color: rgba(255,200,200,.68);
  margin-bottom: 12px;
}

.party__card-title {
  font-size: 1rem;
  font-weight: var(--fw-bold);
  color: var(--color-white);
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.5;
}

.party__card-desc {
  font-size: .8125rem;
  color: rgba(255,210,210,.72);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.6;
}

/* ============================================================
   11. ALTERNATIVE DEVELOPMENT - 替代发展（图片卡片）
   ============================================================ */
.alt-dev {
  background: linear-gradient(150deg, #0d3320 0%, #145C2E 55%, #1a6b35 100%);
  position: relative;
  overflow: hidden;
}

.alt-dev::before,
.alt-dev::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.alt-dev::before {
  width: 700px;
  height: 700px;
  top: -250px;
  right: -200px;
  background: radial-gradient(circle, rgba(255,255,255,.06) 0%, transparent 65%);
}

.alt-dev::after {
  width: 500px;
  height: 500px;
  bottom: -200px;
  left: -120px;
  background: radial-gradient(circle, rgba(255,255,255,.04) 0%, transparent 65%);
}

.alt-dev__header {
  text-align: center;
  margin-bottom: 3rem;
  position: relative;
  z-index: 1;
}

.alt-dev__header .section-title {
  color: var(--color-white);
}

.alt-dev__header .section-title::before {
  content: "ALTERNATIVE DEVELOPMENT";
  display: block;
  font-size: .75rem;
  color: rgba(255,255,255,.5);
  letter-spacing: .15em;
  font-weight: var(--fw-regular);
  margin-bottom: .4rem;
}

.alt-dev__header .section-title::after {
  background: rgba(255,255,255,.35);
}

.alt-dev__subtitle {
  color: rgba(255,255,255,.7);
  font-size: .9375rem;
  margin-top: .75rem;
}

.alt-dev__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  position: relative;
  z-index: 1;
  counter-reset: alt-dev-num;
}

.alt-dev__card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  box-shadow: 0 6px 24px rgba(0,0,0,.25);
  transition: transform .35s ease, box-shadow .35s ease;
  counter-increment: alt-dev-num;
}

.alt-dev__card:hover {
  transform: translateY(-8px);
  box-shadow: 0 18px 50px rgba(0,0,0,.4);
}

.alt-dev__card-visual {
  height: 200px;
  position: relative;
  overflow: hidden;
  background: var(--color-primary-dk);
  flex-shrink: 0;
}

.alt-dev__card-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

.alt-dev__card:hover .alt-dev__card-visual img {
  transform: scale(1.07);
}

.alt-dev__card-visual-bg {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #0d3320 0%, var(--color-primary) 100%);
}

.alt-dev__card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.55) 0%, transparent 55%);
}

.alt-dev__card-num {
  position: absolute;
  top: 10px;
  right: 14px;
  font-size: 3rem;
  font-weight: var(--fw-bold);
  color: rgba(255,255,255,.14);
  line-height: 1;
  letter-spacing: -.03em;
  pointer-events: none;
}

.alt-dev__card-num::before {
  content: "0" counter(alt-dev-num);
}

.alt-dev__card-tag {
  position: absolute;
  bottom: 12px;
  left: 14px;
  background: rgba(27,122,61,.9);
  color: var(--color-white);
  font-size: .75rem;
  font-weight: var(--fw-medium);
  padding: 4px 12px;
  border-radius: 20px;
  letter-spacing: .02em;
  backdrop-filter: blur(4px);
}

.alt-dev__card-body {
  padding: 20px 20px 22px;
  display: flex;
  flex-direction: column;
  flex: 1;
  border-top: 3px solid var(--color-primary);
}

.alt-dev__card-title {
  font-size: 1.0625rem;
  font-weight: var(--fw-bold);
  margin-bottom: 8px;
  color: var(--color-dark);
  line-height: 1.4;
}

.alt-dev__card-desc {
  font-size: .8125rem;
  color: var(--color-text-lt);
  line-height: 1.7;
  flex: 1;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.alt-dev__card-cta {
  font-size: .8125rem;
  color: var(--color-primary);
  font-weight: var(--fw-medium);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap .2s ease;
}

.alt-dev__card:hover .alt-dev__card-cta {
  gap: 9px;
}

/* ============================================================
   12. MEMBERS - 会员单位
   ============================================================ */
.members { background: var(--color-bg); }

.members__header {
  text-align: center;
  margin-bottom: 2rem;
}

.members__header .section-title::before {
  content: "MEMBER COMPANIES";
  display: block;
  font-size: .75rem;
  color: var(--color-text-lt);
  letter-spacing: 2px;
  margin-bottom: .5rem;
  font-weight: var(--fw-regular);
}

.members__stats {
  text-align: center;
  color: var(--color-text-lt);
  font-size: .9375rem;
  margin-bottom: 2rem;
}

.members__stats strong {
  color: var(--color-primary);
  font-size: 1.5rem;
  font-weight: var(--fw-bold);
}

.members__track {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding: 10px 0 20px;
  scrollbar-width: none;
}

.members__track::-webkit-scrollbar {
  display: none;
}

.members__item {
  flex: 0 0 auto;
  scroll-snap-align: start;
  width: 160px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}

.members__item:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.members__logo {
  width: 60px;
  height: 60px;
  margin: 0 auto 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-lt);
  border-radius: var(--radius-sm);
  font-size: 1.25rem;
  font-weight: var(--fw-bold);
  color: var(--color-primary);
}

.members__logo img {
  max-height: 100%;
  max-width: 100%;
  object-fit: contain;
}

.members__name {
  font-size: .75rem;
  color: var(--color-text-lt);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.members__more {
  text-align: center;
  margin-top: 2rem;
}

/* ============================================================
   12b. MEMBER HUB（会员服务）
   ============================================================ */
.mhub {
  background: var(--color-bg);
}

/* ── 标题 ── */
.mhub__header {
  text-align: center;
  margin-bottom: 2rem;
}

.mhub__header .section-title::before {
  content: "MEMBER SERVICE";
  display: block;
  font-size: .75rem;
  color: var(--color-text-lt);
  letter-spacing: 2px;
  margin-bottom: .5rem;
  font-weight: var(--fw-regular);
}

/* ── 统计条 ── */
.mhub__statsbar {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px 0;
  margin-bottom: 2.5rem;
  box-shadow: var(--shadow-sm);
}

.mhub__stat {
  flex: 1;
  text-align: center;
  padding: 0 20px;
}

.mhub__stat strong {
  display: block;
  font-size: 2rem;
  font-weight: var(--fw-bold);
  color: var(--color-primary);
  line-height: 1.1;
}

.mhub__stat strong em {
  font-size: 1rem;
  font-style: normal;
  font-weight: var(--fw-medium);
}

.mhub__stat span {
  display: block;
  font-size: .8125rem;
  color: var(--color-text-lt);
  margin-top: 6px;
}

.mhub__stat-divider {
  width: 1px;
  height: 44px;
  background: var(--color-border);
  flex-shrink: 0;
}

/* ── 子模块通用块 ── */
.mhub__block {
  margin-bottom: 2.5rem;
}

.mhub__block-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  padding-bottom: .75rem;
  border-bottom: 1px solid var(--color-border);
}

.mhub__block-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 1.0625rem;
  font-weight: var(--fw-bold);
  color: var(--color-text);
}

.mhub__block-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-primary);
  flex-shrink: 0;
}

.mhub__block-more {
  font-size: .8125rem;
  color: var(--color-text-lt);
  transition: color var(--transition);
}

.mhub__block-more:hover {
  color: var(--color-primary);
}

/* ── 会员风采：4卡横排 ── */
.mhub__showcase {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.mhub__scard {
  display: block;
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  color: var(--color-text);
  transition: transform var(--transition), box-shadow var(--transition);
}

.mhub__scard:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.mhub__scard-img {
  position: relative;
  height: 175px;
  overflow: hidden;
  background: var(--color-primary-lt);
}

.mhub__scard-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

.mhub__scard:hover .mhub__scard-img img {
  transform: scale(1.06);
}

.mhub__scard-noimg {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--color-primary-lt) 0%, #c8e6c9 100%);
}

.mhub__scard-body {
  padding: 14px 16px 16px;
}

.mhub__scard-title {
  font-size: .9375rem;
  font-weight: var(--fw-bold);
  color: var(--color-text);
  line-height: 1.5;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color var(--transition);
}

.mhub__scard:hover .mhub__scard-title {
  color: var(--color-primary);
}

.mhub__scard-date {
  font-size: .75rem;
  color: var(--color-text-lt);
}

/* ── 会员单位：三行跑马灯 ── */
.mhub__block--ticker {
  margin-bottom: 0;
}

.mhub__ticker-row {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(to right, transparent 0, #000 60px, #000 calc(100% - 60px), transparent 100%);
  mask-image: linear-gradient(to right, transparent 0, #000 60px, #000 calc(100% - 60px), transparent 100%);
  margin-bottom: 10px;
}

.mhub__ticker-inner {
  display: flex;
  width: max-content;
  animation: mhub-ticker 32s linear infinite;
}

.mhub__ticker-row--rev .mhub__ticker-inner {
  animation-name: mhub-ticker-rev;
  animation-duration: 38s;
}

.mhub__ticker-row:nth-child(3) .mhub__ticker-inner {
  animation-duration: 28s;
}

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

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

.mhub__ticker-inner:hover {
  animation-play-state: paused;
}

.mhub__ticker-track {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-right: 10px;
  flex-shrink: 0;
}

.mhub__ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 14px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 30px;
  font-size: .8125rem;
  color: var(--color-text);
  white-space: nowrap;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition), color var(--transition);
  cursor: pointer;
  flex-shrink: 0;
  text-decoration: none;
}

.mhub__ticker-item:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.mhub__ticker-logo {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

/* ── 响应式 ── */
@media (max-width: 1024px) {
  .mhub__showcase { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 767px) {
  .mhub__statsbar { flex-wrap: wrap; gap: 16px; padding: 16px; }
  .mhub__stat-divider { display: none; }
  .mhub__stat { flex: 0 0 40%; }
  .mhub__showcase { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .mhub__scard-img { height: 140px; }
}

@media (max-width: 479px) {
  .mhub__showcase { grid-template-columns: 1fr 1fr; gap: 10px; }
  .mhub__stat { flex: 0 0 45%; }
}

/* ============================================================
   13. FOOTER LINKS (友情链接)
   ============================================================ */
.footer-links {
  background: var(--color-white);
  padding: 30px 0;
  border-top: 1px solid var(--color-border);
}

.footer-links__inner {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.footer-links__label {
  font-size: .875rem;
  font-weight: var(--fw-medium);
  color: var(--color-dark);
  white-space: nowrap;
}

.footer-links__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
}

.footer-links__item {
  color: var(--color-text-lt);
  font-size: .8125rem;
  transition: color var(--transition);
}

.footer-links__item:hover { color: var(--color-primary); }

/* ============================================================
   14. SITE FOOTER
   ============================================================ */
.site-footer {
  background: var(--color-dark);
  color: rgba(255,255,255,.7);
  padding: 50px 0 0;
  font-size: .875rem;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}

.site-footer__heading {
  color: var(--color-white);
  font-size: 1rem;
  font-weight: var(--fw-bold);
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}

.site-footer__heading::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--color-primary);
}

.site-footer__about p {
  line-height: 1.8;
  margin-bottom: 14px;
}

.site-footer__social {
  display: flex;
  gap: 10px;
}

.site-footer__social a {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255,255,255,.08);
  color: rgba(255,255,255,.6);
  font-size: .875rem;
  transition: background var(--transition), color var(--transition);
}

.site-footer__social a:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.site-footer__links li { margin-bottom: 10px; }

.site-footer__links a {
  color: rgba(255,255,255,.65);
  transition: color var(--transition), padding-left var(--transition);
}

.site-footer__links a:hover {
  color: var(--color-white);
  padding-left: 5px;
}

.site-footer__contact li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 12px;
  line-height: 1.6;
}

.site-footer__contact i {
  margin-top: 3px;
  color: var(--color-primary);
}

.site-footer__qrcode {
  text-align: center;
}

.site-footer__qrcode img {
  width: 110px;
  height: 110px;
  margin: 0 auto 8px;
  border-radius: var(--radius-sm);
  border: 2px solid rgba(255,255,255,.1);
}

.site-footer__qrcode span {
  font-size: .75rem;
  opacity: .6;
}

/* Copyright bar */
.site-footer__copyright {
  border-top: 1px solid rgba(255,255,255,.08);
  text-align: center;
  padding: 18px 0;
  font-size: .8125rem;
  color: rgba(255,255,255,.45);
  line-height: 1.7;
}

.site-footer__copyright a {
  color: rgba(255,255,255,.55);
}

.site-footer__copyright a:hover {
  color: var(--color-white);
}

/* ============================================================
   15. BACK TO TOP
   ============================================================ */
.back-to-top {
  position: fixed;
  bottom: 40px;
  right: 30px;
  width: 44px;
  height: 44px;
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  border-radius: 50%;
  font-size: 1.125rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: opacity var(--transition), visibility var(--transition),
              transform var(--transition), background var(--transition);
  z-index: 900;
}

.back-to-top--visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--color-primary-dk);
  transform: translateY(-3px);
}

/* ============================================================
   16. BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 28px;
  font-size: .9375rem;
  font-weight: var(--fw-medium);
  font-family: var(--ff-base);
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background var(--transition), color var(--transition),
              border-color var(--transition), transform var(--transition),
              box-shadow var(--transition);
  white-space: nowrap;
  line-height: 1;
}

.btn:active { transform: scale(.97); }

.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.btn--primary:hover {
  background: var(--color-primary-dk);
  border-color: var(--color-primary-dk);
  color: var(--color-white);
  box-shadow: 0 4px 14px rgba(27,122,61,.35);
}

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--outline:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.btn--block {
  display: flex;
  width: 100%;
}

.btn--white {
  background: var(--color-white);
  color: var(--color-primary);
  border-color: var(--color-white);
}

.btn--white:hover {
  background: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}

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

.btn--outline-white:hover {
  background: var(--color-white);
  color: var(--color-primary);
}

.btn--sm {
  padding: 7px 18px;
  font-size: .8125rem;
}

.btn--lg {
  padding: 14px 36px;
  font-size: 1rem;
}

/* ============================================================
   17. FADE-IN ANIMATION
   ============================================================ */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .6s ease-out, transform .6s ease-out;
}

.fade-in--visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in--left {
  transform: translateX(-30px);
}

.fade-in--left.fade-in--visible {
  transform: translateX(0);
}

.fade-in--right {
  transform: translateX(30px);
}

.fade-in--right.fade-in--visible {
  transform: translateX(0);
}

/* Staggered delays for grid children */
.fade-in--d1 { transition-delay: .1s; }
.fade-in--d2 { transition-delay: .2s; }
.fade-in--d3 { transition-delay: .3s; }
.fade-in--d4 { transition-delay: .4s; }

/* ============================================================
   INNER PAGES - 内页通用样式
   ============================================================ */

/* Page Banner */
.page-banner {
  position: relative;
  height: 280px;
  overflow: hidden;
  background: var(--color-dark);
  /* 覆盖 pages.css 的固定背景 */
  background-attachment: scroll !important;
  background-size: auto !important;
  background-position: unset !important;
}

/* 清除 pages.css 里的绿色渐变覆盖层 */
.page-banner::before {
  display: none !important;
}

.page-banner__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}

.page-banner__overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  /* 移除背景渐变，仅作透明层，保证图片完整显示 */
  background: none;
  pointer-events: none;
}

.page-banner__content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: flex-start;
  text-align: left;
  padding-bottom: 28px;
  color: var(--color-white);
}

.page-banner__title {
  font-size: 2rem;
  font-weight: var(--fw-bold);
  color: var(--color-white);
  margin-bottom: 10px;
}

.page-banner__desc {
  font-size: .9375rem;
  opacity: .8;
  max-width: 600px;
}

/* Breadcrumb */
.breadcrumb {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  padding: 14px 0;
}

.breadcrumb__list {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .8125rem;
  color: var(--color-text-lt);
}

.breadcrumb__item::after {
  margin-left: 8px;
  color: var(--color-border);
}

.breadcrumb__item:last-child::after { display: none; }

.breadcrumb__item a:hover { color: var(--color-primary); }

.breadcrumb__item--current { color: var(--color-primary); }

/* Page Layout */
.page-main {
  padding: 40px 0 60px;
}

.page-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 36px;
  align-items: start;
}

.page-content {
  min-width: 0;
}

/* Category Filter */
.category-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 24px;
}

.category-filter__item {
  padding: 6px 18px;
  font-size: .875rem;
  border: 1px solid var(--color-border);
  border-radius: 20px;
  color: var(--color-text-lt);
  transition: all var(--transition);
}

.category-filter__item:hover,
.category-filter__item.active {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

/* Article Card (List Page) */
.article-card {
  display: flex;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--color-border);
}

.article-card:first-child { padding-top: 0; }

.article-card__img {
  flex-shrink: 0;
  width: 240px;
  height: 160px;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.article-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

.article-card:hover .article-card__img img {
  transform: scale(1.05);
}

.article-card__body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.article-card__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
  font-size: .8125rem;
}

.article-card__tag {
  background: var(--color-primary-lt);
  color: var(--color-primary);
  padding: 2px 10px;
  border-radius: 2px;
  font-size: .75rem;
  font-weight: var(--fw-medium);
}

.article-card__date { color: var(--color-text-lt); }

.article-card__title {
  font-size: 1.125rem;
  font-weight: var(--fw-bold);
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.5;
}

.article-card__title a { color: var(--color-dark); }
.article-card__title a:hover { color: var(--color-primary); }

.article-card__excerpt {
  font-size: .875rem;
  color: var(--color-text-lt);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 12px;
  flex: 1;
}

.article-card__more {
  font-size: .8125rem;
  color: var(--color-primary);
  font-weight: var(--fw-medium);
}

.article-card__hits {
  font-size: .8125rem;
  color: var(--color-text-lt);
}
.article-card__hits::before { content: '·'; margin: 0 6px; }

/* No-thumbnail placeholder */
.article-card__no-thumb {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: linear-gradient(135deg, #e8f3ea 0%, #c8deca 100%);
  color: var(--color-primary);
  border-radius: var(--radius-sm);
}
.article-card__no-thumb svg {
  width: 40px;
  height: 40px;
  opacity: .7;
}
.article-card__no-thumb span {
  font-size: .75rem;
  font-weight: var(--fw-medium);
  background: rgba(255,255,255,.65);
  padding: 2px 10px;
  border-radius: 20px;
  max-width: 90%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* List Empty State */
.list-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  color: var(--color-text-lt);
}
.list-empty__icon {
  font-size: 3rem;
  margin-bottom: 16px;
  opacity: .5;
}
.list-empty__text {
  font-size: .9375rem;
}

/* Sidebar rank items */
.sidebar-widget__item--rank {
  counter-increment: rank-counter;
}
.sidebar-widget__item--rank > a::before {
  content: counter(rank-counter);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  margin-right: 8px;
  font-size: .75rem;
  font-weight: var(--fw-bold);
  border-radius: 3px;
  flex-shrink: 0;
  background: var(--color-border);
  color: var(--color-text-lt);
}
.sidebar-widget--hot .sidebar-widget__list {
  counter-reset: rank-counter;
}
.sidebar-widget__item--rank:nth-child(1) > a::before,
.sidebar-widget__item--rank:nth-child(2) > a::before,
.sidebar-widget__item--rank:nth-child(3) > a::before {
  background: var(--color-primary);
  color: #fff;
}

/* Article Detail */
.article-detail {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 36px;
  box-shadow: var(--shadow-sm);
}

.article-detail__header {
  text-align: center;
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}

.article-detail__title {
  font-size: 1.625rem;
  font-weight: var(--fw-bold);
  line-height: 1.5;
  margin-bottom: 16px;
  color: var(--color-dark);
}

.article-detail__meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  font-size: .8125rem;
  color: var(--color-text-lt);
}

.article-detail__meta span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.article-detail__cover {
  margin-bottom: 28px;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.article-detail__cover img {
  width: 100%;
  height: auto;
  max-height: 450px;
  object-fit: cover;
  display: block;
}

.article-detail__content {
  font-size: .9375rem;
  line-height: 1.9;
  color: var(--color-text);
}

.article-detail__content p {
  margin-bottom: 1.25rem;
}

.article-detail__content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  margin: 16px 0;
}

/* Article Nav (Prev/Next) */
.article-nav {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

.article-nav__item {
  font-size: .875rem;
  color: var(--color-text-lt);
  transition: color var(--transition);
}

.article-nav__item:hover { color: var(--color-primary); }

/* Article Share */
.article-share {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
}

.article-share__label {
  font-size: .875rem;
  color: var(--color-text-lt);
}

.article-share__btn {
  padding: 4px 14px;
  font-size: .8125rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-lt);
  transition: all var(--transition);
}

.article-share__btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* Sidebar */
.page-sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.sidebar-widget {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: var(--shadow-sm);
}

.sidebar-widget__title {
  font-size: 1rem;
  font-weight: var(--fw-bold);
  color: var(--color-dark);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-primary);
}

.sidebar-widget__list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.sidebar-widget__item {
  border-bottom: 1px dashed var(--color-border);
}

.sidebar-widget__item:last-child { border-bottom: none; }

.sidebar-widget__item > a {
  display: block;
  padding: 10px 0;
  font-size: .875rem;
  color: var(--color-text);
  transition: color var(--transition), padding-left var(--transition);
}

.sidebar-widget__item > a:hover,
.sidebar-widget__item.active > a {
  color: var(--color-primary);
  padding-left: 6px;
}

.sidebar-widget__sublist {
  padding-left: 16px;
}

.sidebar-widget__sublist a {
  display: block;
  padding: 6px 0;
  font-size: .8125rem;
  color: var(--color-text-lt);
  transition: color var(--transition);
}

.sidebar-widget__sublist a:hover,
.sidebar-widget__sublist a.active {
  color: var(--color-primary);
}

.sidebar-widget__text {
  font-size: .875rem;
  color: var(--color-text-lt);
  margin-bottom: 14px;
  line-height: 1.7;
}

.sidebar-widget__more {
  display: block;
  margin-top: 12px;
  font-size: .8125rem;
  color: var(--color-primary);
  font-weight: var(--fw-medium);
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  margin-top: 30px;
  flex-wrap: wrap;
}

.pagination a,
.pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 10px;
  font-size: .875rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  transition: all var(--transition);
}

.pagination a:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.pagination span {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

/* ============================================================
   18. UTILITY / MISC
   ============================================================ */
.text-center { text-align: center; }
.text-primary { color: var(--color-primary); }
.text-gold    { color: var(--color-gold); }
.text-red     { color: var(--color-party-red); }

.bg-white   { background: var(--color-white); }
.bg-light   { background: var(--color-bg); }
.bg-primary { background: var(--color-primary); }

.mt-1 { margin-top: .5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: .5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }

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

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ============================================================
   RESPONSIVE — Tablet (768px – 1024px)
   ============================================================ */
@media (max-width: 1024px) {
  :root { --header-h: 70px; }

  .hero { height: 420px; }
  .hero__title { font-size: 2.125rem; white-space: normal; }

  .stats { margin-top: -40px; }
  .stats .container { grid-template-columns: repeat(2, 1fr); gap: 20px 0; padding: 24px 16px; }
  .stats__item:nth-child(2)::after { display: none; }
  .stats__item:nth-child(odd)::after { height: 40px; }

  .about .container { gap: 30px; }

  .news__layout { grid-template-columns: 1fr; gap: 30px; }

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

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

  .site-footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }

  /* Inner Pages - Tablet */
  .page-banner { height: 220px; }
  .page-banner__title { font-size: 1.625rem; }
  .page-layout { grid-template-columns: 1fr 260px; gap: 28px; }
  .article-card__img { width: 200px; height: 130px; }
}

/* ============================================================
   RESPONSIVE — Mobile (<768px)
   ============================================================ */
@media (max-width: 767px) {
  :root { --header-h: 60px; }

  section { padding: 50px 0; }

  .section-title { font-size: 1.5rem; }
  .section-subtitle { font-size: .875rem; margin-bottom: 2rem; }

  /* Top Bar */
  .top-bar__honors { display: none; }
  .top-bar__right { width: 100%; justify-content: flex-end; }

  /* Header + Nav */
  body { overflow-x: hidden; }
  .main-nav { display: none; }
  .mobile-menu__toggle { display: flex; }
  .site-header__logo { flex-shrink: 1; min-width: 0; gap: 8px; }
  .site-header__logo img { height: 40px; }
  .site-header__logo-text { min-width: 0; }
  .site-header__logo-text .zh { font-size: 1rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .site-header__logo-text .en { display: none; }

  /* Hero */
  .hero { height: 340px; }
  .hero__title { font-size: 1.625rem; max-width: 90%; white-space: normal; }
  .hero__desc { font-size: .9375rem; max-width: 90%; }
  .hero__badge { font-size: .75rem; padding: 5px 14px; }
  .hero__content { padding: 0 5%; }
  .hero__actions { flex-direction: column; gap: 10px; }
  .hero__actions .btn { width: 100%; }

  /* Stats */
  .stats { margin-top: -30px; }
  .stats .container { grid-template-columns: repeat(2, 1fr); gap: 16px 0; padding: 20px 12px; }
  .stats__number { font-size: 1.75rem; }
  .stats__item:nth-child(2)::after { display: none; }
  .stats__item:nth-child(odd)::after { height: 35px; }

  /* About */
  .about .container {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  /* News */
  .news__layout { grid-template-columns: 1fr; gap: 30px; }
  .news__focus-slider { min-height: 320px; }
  .news__focus-title { font-size: 1rem; }
  .news__tabs { padding: 0 16px; }
  .news__tab { padding: 14px 16px; font-size: .875rem; }
  .news__panels { padding: 16px 20px 20px; }
  .news__item-title { font-size: .875rem; }

  /* Party */
  .party__grid { grid-template-columns: 1fr; }

  /* Alt Dev */
  .alt-dev__grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .alt-dev__card-visual { height: 150px; }
  .alt-dev__card-body { padding: 14px 14px 16px; }

  /* Members */
  .members__item { width: 140px; padding: 16px; }
  .members__logo { width: 50px; height: 50px; }

  /* Footer */
  .site-footer__grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-links__inner { flex-direction: column; gap: 12px; }
  .footer-links__list { gap: 6px 16px; }

  /* Back to top */
  .back-to-top { bottom: 24px; right: 20px; width: 38px; height: 38px; font-size: 1rem; }

  /* Inner Pages - Mobile */
  .page-banner { height: 180px; }
  .page-banner__title { font-size: 1.375rem; }
  .page-layout { grid-template-columns: 1fr; gap: 24px; }
  .article-card { flex-direction: column; gap: 14px; }
  .article-card__img { width: 100%; height: 180px; }
  .article-detail { padding: 20px; }
  .article-detail__title { font-size: 1.25rem; }
  .article-detail__meta { flex-wrap: wrap; gap: 10px; }
  .article-nav { flex-direction: column; gap: 10px; }
}

/* ============================================================
   RESPONSIVE — Small Mobile (<480px)
   ============================================================ */
@media (max-width: 479px) {
  .container { padding: 0 16px; }

  .hero { height: 280px; }
  .hero__title { font-size: 1.375rem; white-space: normal; }
  .hero__desc { font-size: .875rem; display: none; }
  .hero__badge { font-size: .6875rem; }

  .stats { margin-top: -25px; }
  .stats .container { grid-template-columns: repeat(2, 1fr); gap: 12px 0; padding: 16px 10px; }
  .stats__number { font-size: 1.5rem; }
  .stats__label { font-size: .75rem; }
  .stats__item:nth-child(odd)::after { height: 30px; }

  .alt-dev__grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .alt-dev__card-visual { height: 130px; }
  .alt-dev__card-num { font-size: 2.2rem; }

  .news__focus-slider { min-height: 260px; }
  .news__focus-overlay { padding: 24px 16px 20px; }
  .news__focus-title { font-size: .9375rem; }
  .news__tabs { padding: 0 12px; }
  .news__tab { padding: 12px 14px; font-size: .8125rem; }
  .news__panels { padding: 12px 16px 16px; }
  .news__link { padding: 12px 0; gap: 16px; }
  .news__item-title { font-size: .8125rem; }
  .news__item-desc { display: none; }
  .news__item-date { font-size: .75rem; }
  .news__more { padding: 8px 16px; font-size: .8125rem; }

  .members__logo { width: 110px; height: 55px; padding: 8px 14px; }

  .btn { padding: 9px 20px; font-size: .875rem; }
  .btn--lg { padding: 11px 28px; font-size: .9375rem; }

  /* Inner Pages - Small Mobile */
  .article-card__img { height: 150px; }
  .article-detail__cover img { max-height: 260px; }
  .party__card-img { height: 120px; }
}

/* ============================================================
   PRINT STYLES
   ============================================================ */
@media print {
  .top-bar,
  .site-header,
  .mobile-menu,
  .mobile-menu-overlay,
  .back-to-top,
  .hero__indicators { display: none !important; }

  body { color: #000; background: #fff; }
  a { color: #000; text-decoration: underline; }
  .hero { height: auto; page-break-after: avoid; }
  section { padding: 20px 0; page-break-inside: avoid; }
}

/* ============================================================
   ABOUT PAGE (协会简介)
   ============================================================ */

/* Banner */
.about-banner {
  position: relative;
  height: 360px;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.about-banner__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--color-primary-dk) 0%, #0d4a25 40%, #1a2e1a 100%);
  background-image:
    radial-gradient(circle at 20% 50%, rgba(27,122,61,.6) 0%, transparent 60%),
    radial-gradient(circle at 80% 30%, rgba(212,168,67,.15) 0%, transparent 50%),
    linear-gradient(135deg, #0d4a25 0%, #1a1a2e 100%);
}
.about-banner__overlay {
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.about-banner__content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--color-white);
}
.about-banner__en {
  font-size: .8rem;
  letter-spacing: 6px;
  color: var(--color-gold);
  text-transform: uppercase;
  margin-bottom: 12px;
  opacity: .9;
}
.about-banner__title {
  font-size: 3rem;
  font-weight: var(--fw-bold);
  line-height: 1.2;
  margin-bottom: 10px;
  text-shadow: 0 2px 8px rgba(220, 10, 10, 0.404);
  color: #fff;
}
.about-banner__sub {
  font-size: 1rem;
  opacity: .75;
  letter-spacing: 2px;
}

/* Section Title */
.about-sec-title { margin-bottom: 40px; }
.about-sec-title--center { text-align: center; }
.about-sec-title__en {
  display: block;
  font-size: .72rem;
  letter-spacing: 4px;
  color: var(--color-primary);
  text-transform: uppercase;
  margin-bottom: 8px;
  font-weight: var(--fw-medium);
}
.about-sec-title h2 {
  font-size: 1.75rem;
  font-weight: var(--fw-bold);
  color: var(--color-dark);
  margin-bottom: 14px;
  line-height: 1.3;
}
.about-sec-title__line {
  width: 48px;
  height: 3px;
  background: var(--color-primary);
  border-radius: 2px;
}
.about-sec-title--center .about-sec-title__line { margin: 0 auto; }
.about-sec-title--white .about-sec-title__en { color: rgba(255,255,255,.7); }
.about-sec-title--white h2 { color: var(--color-white); }
.about-sec-title__line--white { background: var(--color-gold); }

/* ② Stats */
.about-stats {
  background: var(--color-white);
  padding: 0;
  margin-top: -2px;
}
.about-stats__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border-bottom: 3px solid var(--color-primary);
}
.about-stats__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 32px 20px;
  border-right: 1px solid var(--color-border);
  position: relative;
}
.about-stats__item:last-child { border-right: none; }
.about-stats__item::before {
  content: '';
  position: absolute;
  bottom: 0; left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 3px;
  background: var(--color-primary);
  transition: width .4s ease;
}
.about-stats__item:hover::before { width: 80%; }
.about-stats__num {
  font-size: 2.5rem;
  font-weight: var(--fw-bold);
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 6px;
}
.about-stats__num sup {
  font-size: 1.2rem;
  vertical-align: super;
}
.about-stats__label {
  font-size: .8125rem;
  color: var(--color-text-lt);
  text-align: center;
}

/* ③ Intro */
.about-intro {
  padding: 80px 0;
  background: var(--color-bg);
}
.about-intro__layout {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 64px;
  align-items: center;
}
.about-intro__body {
  margin-top: 24px;
}
.about-intro__body p {
  font-size: 1rem;
  line-height: 2;
  color: var(--color-text);
  margin-bottom: 16px;
  text-indent: 2em;
}
.about-intro__body p:last-child { margin-bottom: 0; }
.about-intro__visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.about-intro__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.about-intro__badge {
  position: absolute;
  bottom: 20px; right: 20px;
  background: var(--color-primary);
  color: var(--color-white);
  padding: 12px 18px;
  border-radius: var(--radius-md);
  text-align: center;
  backdrop-filter: blur(4px);
}
.about-intro__badge span {
  display: block;
  font-size: .75rem;
  opacity: .85;
  margin-bottom: 3px;
}
.about-intro__badge strong {
  display: block;
  font-size: .95rem;
  font-weight: var(--fw-bold);
}

/* ④ Position */
.about-position {
  padding: 80px 0;
  background: var(--color-white);
}
.about-position__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}
.about-position__card {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  border: 2px solid transparent;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.about-position__card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--color-border);
  transition: background var(--transition);
}
.about-position__card:hover,
.about-position__card--featured {
  border-color: var(--color-primary-lt);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.about-position__card:hover::before,
.about-position__card--featured::before {
  background: var(--color-primary);
}
.about-position__card--featured {
  background: var(--color-white);
}
.about-position__icon {
  width: 64px; height: 64px;
  margin: 0 auto 20px;
  color: var(--color-primary);
}
.about-position__icon svg { width: 100%; height: 100%; }
.about-position__card h3 {
  font-size: 1.125rem;
  font-weight: var(--fw-bold);
  color: var(--color-dark);
  margin-bottom: 12px;
}
.about-position__card p {
  font-size: .9rem;
  color: var(--color-text-lt);
  line-height: 1.75;
}

/* Five Functions */
.about-func__list {
  display: flex;
  gap: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.about-func__item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 24px 16px;
  background: var(--color-primary);
  color: var(--color-white);
  transition: background var(--transition);
  position: relative;
}
.about-func__item:nth-child(even) { background: var(--color-primary-dk); }
.about-func__item:hover { background: #0d5a2e; }
.about-func__num {
  font-size: 1.75rem;
  font-weight: var(--fw-bold);
  opacity: .4;
  line-height: 1;
}
.about-func__name {
  font-size: .9375rem;
  font-weight: var(--fw-medium);
}

/* ⑤ Goals */
.about-goals {
  padding: 80px 0;
  background: var(--color-bg);
}
.about-goals__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}
.about-goals__list {
  margin-top: 20px;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.about-goals__list li {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-primary);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
}
.about-goals__list li:hover { box-shadow: var(--shadow-md); }
.about-goals__icon { font-size: 1.25rem; }
.about-goals__text {
  font-size: 1.0625rem;
  font-weight: var(--fw-medium);
  color: var(--color-dark);
}
.about-goals__list--wrap {
  flex-direction: row;
  flex-wrap: wrap;
}
.about-goals__list--wrap li {
  border-left: none;
  padding: 0;
  background: transparent;
  box-shadow: none;
  flex: 0 0 auto;
}
.about-goals__tag {
  display: inline-block;
  padding: 10px 22px;
  background: var(--color-white);
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  border-radius: 30px;
  font-size: .9375rem;
  font-weight: var(--fw-medium);
  transition: all var(--transition);
}
.about-goals__tag:hover,
.about-goals__list--wrap li:hover .about-goals__tag {
  background: var(--color-primary);
  color: var(--color-white);
}

/* ⑥ Alt Dev */
.about-altdev {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--color-primary-dk) 0%, #0d4a25 60%, #1a2e20 100%);
  position: relative;
  overflow: hidden;
}
.about-altdev::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M20 0L0 20l20 20 20-20L20 0zm0 4l16 16-16 16L4 20 20 4z'/%3E%3C/g%3E%3C/svg%3E");
}
.about-altdev__inner {
  position: relative;
  z-index: 1;
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
}
.about-altdev__text {
  font-size: 1.0625rem;
  line-height: 2;
  color: rgba(255,255,255,.88);
  margin: 24px 0 36px;
  text-indent: 2em;
  text-align: left;
}
.about-altdev__crops {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}
.about-altdev__crops span {
  padding: 8px 24px;
  border: 1px solid rgba(212,168,67,.5);
  color: var(--color-gold);
  border-radius: 30px;
  font-size: .9rem;
  background: rgba(212,168,67,.08);
  transition: all var(--transition);
}
.about-altdev__crops span:hover {
  background: var(--color-gold);
  color: var(--color-dark);
  border-color: var(--color-gold);
}

/* ⑦ Honors */
.about-honors {
  padding: 80px 0;
  background: var(--color-white);
}
.about-honors__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-bottom: 48px;
}
.about-honors__badge {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 24px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: .9375rem;
  color: var(--color-text);
  font-weight: var(--fw-medium);
  transition: all var(--transition);
}
.about-honors__badge:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.about-honors__badge--gold {
  background: linear-gradient(135deg, #fefbe8, #fdf3c8);
  border-color: var(--color-gold);
  color: #7a5c00;
}
.about-honors__badge-star { font-style: normal; }
.about-honors__badge--gold .about-honors__badge-star { color: var(--color-gold); }
.about-honors__photo {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  max-width: 900px;
  margin: 0 auto;
}
.about-honors__photo img {
  width: 100%;
  height: auto;
  display: block;
}

/* ⑧ Contact */
.about-contact {
  padding: 80px 0;
  background: var(--color-bg);
}
.about-contact__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 10px;
}
.about-contact__item {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border-top: 3px solid transparent;
  transition: all var(--transition);
}
.about-contact__item:hover {
  border-top-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.about-contact__icon-wrap {
  width: 52px; height: 52px;
  background: var(--color-primary-lt);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  color: var(--color-primary);
}
.about-contact__icon-wrap svg { width: 24px; height: 24px; }
.about-contact__item h4 {
  font-size: 1rem;
  font-weight: var(--fw-bold);
  color: var(--color-dark);
  margin-bottom: 10px;
}
.about-contact__item p {
  font-size: .9rem;
  color: var(--color-text-lt);
  line-height: 1.8;
  margin-bottom: 2px;
}
.about-contact__item a {
  color: var(--color-primary);
  text-decoration: none;
}
.about-contact__item a:hover { text-decoration: underline; }

/* Responsive About */
@media (max-width: 1024px) {
  .about-stats__grid { grid-template-columns: repeat(3, 1fr); }
  .about-stats__item:nth-child(3) { border-right: none; }
  .about-intro__layout { grid-template-columns: 1fr; gap: 40px; }
  .about-intro__visual { max-width: 500px; margin: 0 auto; }
  .about-position__grid { grid-template-columns: 1fr 1fr; }
  .about-contact__grid { grid-template-columns: repeat(2, 1fr); }
  .about-banner__title { font-size: 2.25rem; }
}
@media (max-width: 767px) {
  .about-banner { height: 260px; }
  .about-banner__title { font-size: 1.75rem; }
  .about-stats__grid { grid-template-columns: repeat(2, 1fr); }
  .about-stats__item:nth-child(5) { grid-column: 1 / -1; border-right: none; }
  .about-position__grid { grid-template-columns: 1fr; }
  .about-func__list { flex-wrap: wrap; }
  .about-func__item { flex: 0 0 50%; }
  .about-goals__grid { grid-template-columns: 1fr; gap: 40px; }
  .about-contact__grid { grid-template-columns: 1fr 1fr; }
  .about-sec-title h2 { font-size: 1.375rem; }
}

/* ============================================================
   ABOUT PAGE ANIMATIONS
   ============================================================ */

/* --- Keyframes --- */
@keyframes aboutFadeUp {
  from { opacity: 0; transform: translateY(40px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes aboutFadeLeft {
  from { opacity: 0; transform: translateX(-40px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes aboutFadeRight {
  from { opacity: 0; transform: translateX(40px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes aboutScaleIn {
  from { opacity: 0; transform: scale(.88); }
  to   { opacity: 1; transform: scale(1); }
}
@keyframes aboutLineGrow {
  from { width: 0; }
  to   { width: 48px; }
}
@keyframes aboutBannerTitle {
  from { opacity: 0; transform: translateY(24px) scale(.97); letter-spacing: 8px; }
  to   { opacity: 1; transform: translateY(0) scale(1); letter-spacing: normal; }
}
@keyframes aboutBannerSub {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: .75; transform: translateY(0); }
}
@keyframes aboutBannerEn {
  from { opacity: 0; letter-spacing: 12px; }
  to   { opacity: .9; letter-spacing: 6px; }
}
@keyframes aboutCountLine {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}
@keyframes aboutPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(27,122,61,.3); }
  50%       { box-shadow: 0 0 0 10px rgba(27,122,61,0); }
}

/* --- Banner Entrance (always plays) --- */
.about-banner__en   { animation: aboutBannerEn    .8s ease both; animation-delay: .2s; }
.about-banner__title { animation: aboutBannerTitle 1s ease both; animation-delay: .45s; }
.about-banner__sub  { animation: aboutBannerSub   .8s ease both; animation-delay: .85s; }

/* --- Scroll Reveal Base --- */
.ao-reveal {
  opacity: 0;
  transition: none;
}
.ao-reveal.is-visible {
  animation-fill-mode: both;
  animation-timing-function: cubic-bezier(.22,.61,.36,1);
}

/* Fade Up */
.ao-up.is-visible      { animation: aboutFadeUp   .7s both cubic-bezier(.22,.61,.36,1); }
/* Fade Left */
.ao-left.is-visible    { animation: aboutFadeLeft  .7s both cubic-bezier(.22,.61,.36,1); }
/* Fade Right */
.ao-right.is-visible   { animation: aboutFadeRight .7s both cubic-bezier(.22,.61,.36,1); }
/* Scale In */
.ao-scale.is-visible   { animation: aboutScaleIn   .65s both cubic-bezier(.22,.61,.36,1); }

/* Staggered delays */
.ao-d1.is-visible  { animation-delay: .05s; }
.ao-d2.is-visible  { animation-delay: .15s; }
.ao-d3.is-visible  { animation-delay: .25s; }
.ao-d4.is-visible  { animation-delay: .35s; }
.ao-d5.is-visible  { animation-delay: .45s; }
.ao-d6.is-visible  { animation-delay: .55s; }

/* Section title line animation */
.ao-reveal.is-visible .about-sec-title__line {
  animation: aboutLineGrow .6s .3s both ease-out;
}

/* Stats counter shimmer */
.about-stats__item.is-visible .about-stats__num {
  animation: aboutScaleIn .5s both cubic-bezier(.22,.61,.36,1);
}

/* Func items entrance */
.about-func__item.is-visible {
  animation: aboutFadeUp .5s both cubic-bezier(.22,.61,.36,1);
}

/* Position card hover pulse */
.about-position__card--featured {
  animation: aboutPulse 2.5s ease 1.2s 2;
}

/* Goals list items slide in */
.about-goals__list li.is-visible {
  animation: aboutFadeLeft .5s both cubic-bezier(.22,.61,.36,1);
}
.about-goals__list--wrap li.is-visible {
  animation: aboutFadeUp .5s both cubic-bezier(.22,.61,.36,1);
}

/* Honor badges */
.about-honors__badge.is-visible {
  animation: aboutScaleIn .4s both cubic-bezier(.22,.61,.36,1);
}
.about-honors__photo.is-visible {
  animation: aboutFadeUp .8s both cubic-bezier(.22,.61,.36,1);
}

/* Contact items */
.about-contact__item.is-visible {
  animation: aboutFadeUp .55s both cubic-bezier(.22,.61,.36,1);
}

/* ============================================================
   ARTICLE DETAIL ENHANCEMENTS
   ============================================================ */

/* --- 阅读进度条 --- */
.read-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0;
  background: linear-gradient(90deg, var(--color-primary), #4ade80);
  z-index: 9999;
  transition: width .1s linear;
  border-radius: 0 2px 2px 0;
}

/* --- 分类标签 --- */
.article-detail__cat-tag {
  display: inline-block;
  padding: 3px 12px;
  background: rgba(27,122,61,.1);
  color: var(--color-primary);
  font-size: .75rem;
  font-weight: var(--fw-medium);
  border-radius: 20px;
  margin-bottom: 14px;
  letter-spacing: .03em;
}

/* --- meta 图标 --- */
.article-detail__meta {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 6px 14px;
  font-size: .8125rem;
  color: var(--color-text-lt);
}
.article-detail__meta-item {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.article-detail__meta-item svg {
  width: 13px;
  height: 13px;
  flex-shrink: 0;
  color: var(--color-primary);
}
.article-detail__meta-sep {
  color: var(--color-border);
}

/* --- 正文排版增强 --- */
.article-detail__content blockquote {
  margin: 1.5rem 0;
  padding: 14px 20px;
  border-left: 4px solid var(--color-primary);
  background: rgba(27,122,61,.05);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--color-text);
  font-style: italic;
}
.article-detail__content h2,
.article-detail__content h3,
.article-detail__content h4 {
  margin: 1.75rem 0 .75rem;
  font-weight: var(--fw-bold);
  color: var(--color-dark);
}
.article-detail__content h2 { font-size: 1.25rem; }
.article-detail__content h3 { font-size: 1.1rem; }
.article-detail__content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.25rem 0;
  font-size: .9rem;
}
.article-detail__content th,
.article-detail__content td {
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  text-align: left;
}
.article-detail__content th {
  background: rgba(27,122,61,.08);
  font-weight: var(--fw-medium);
  color: var(--color-dark);
}
.article-detail__content tr:nth-child(even) td {
  background: var(--color-bg);
}
.article-detail__content a {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-color: transparent;
  transition: text-decoration-color .2s;
}
.article-detail__content a:hover {
  text-decoration-color: var(--color-primary);
}

/* --- 操作栏 --- */
.article-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
}
.article-actions__back,
.article-actions__copy {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 16px;
  border-radius: var(--radius-sm);
  font-size: .8125rem;
  font-weight: var(--fw-medium);
  cursor: pointer;
  transition: all var(--transition);
  border: 1px solid transparent;
  text-decoration: none;
}
.article-actions__back {
  background: rgba(27,122,61,.08);
  color: var(--color-primary);
  border-color: rgba(27,122,61,.2);
}
.article-actions__back:hover {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.article-actions__copy {
  background: var(--color-bg);
  color: var(--color-text-lt);
  border-color: var(--color-border);
}
.article-actions__copy:hover {
  background: var(--color-border);
  color: var(--color-dark);
}
.article-actions__back svg,
.article-actions__copy svg {
  width: 14px;
  height: 14px;
}

/* --- 上一篇/下一篇重设计 --- */
.article-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 28px;
  padding-top: 0;
  border-top: none;
}
.article-nav__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-white);
  text-decoration: none;
  color: var(--color-text);
  transition: all var(--transition);
  font-size: .875rem;
}
.article-nav__item:hover {
  border-color: var(--color-primary);
  box-shadow: 0 4px 16px rgba(27,122,61,.12);
  color: var(--color-primary);
  transform: translateY(-2px);
}
.article-nav__label {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: .75rem;
  font-weight: var(--fw-medium);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: .04em;
}
.article-nav__label svg {
  width: 14px;
  height: 14px;
}
.article-nav__text {
  color: var(--color-text);
  line-height: 1.5;
  transition: color var(--transition);
}
.article-nav__item:hover .article-nav__text {
  color: var(--color-primary);
}
.article-nav__next {
  text-align: right;
}
.article-nav__next .article-nav__label {
  justify-content: flex-end;
}
.article-nav__empty {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-lt);
  font-size: .8125rem;
  background: var(--color-bg);
  cursor: default;
  border-style: dashed;
}
.article-nav__empty:hover {
  transform: none;
  box-shadow: none;
  border-color: var(--color-border);
  color: var(--color-text-lt);
}

/* --- 复制提示 --- */
.copy-tip {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(12px);
  background: rgba(15,23,42,.85);
  color: #fff;
  padding: 9px 20px;
  border-radius: 20px;
  font-size: .8125rem;
  opacity: 0;
  transition: opacity .25s, transform .25s;
  pointer-events: none;
  z-index: 9999;
}
.copy-tip--show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* --- 图片放大遮罩 --- */
.img-zoom-mask {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 99999;
  opacity: 0;
  transition: opacity .3s;
  padding: 20px;
}
.img-zoom-mask--show { opacity: 1; }
.img-zoom-mask img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
}

/* --- 响应式 --- */
@media (max-width: 768px) {
  .article-nav { grid-template-columns: 1fr; }
  .article-actions { flex-wrap: wrap; }
  .article-detail__meta-sep { display: none; }
  .article-detail__meta { gap: 8px 12px; }
}

/* ============================================================
   PAGE BANNER — ARTICLE VARIANT
   ============================================================ */

/* 栏目小标 */
.page-banner__eyebrow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 14px;
}
.page-banner__eyebrow span:nth-child(2) {
  font-size: .8125rem;
  font-weight: var(--fw-medium);
  letter-spacing: .15em;
  text-transform: uppercase;
  color: rgba(255,255,255,.75);
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.25);
  padding: 3px 14px;
  border-radius: 20px;
}
.page-banner__eyebrow span:first-child,
.page-banner__eyebrow span:last-child {
  display: block;
  width: 32px;
  height: 1px;
  background: rgba(255,255,255,.35);
}

/* 文章标题（截断显示） */
.page-banner--article .page-banner__title {
  font-size: 1.625rem;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.5;
}

/* 口号 */
.page-banner__slogan {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 18px;
}
.page-banner__slogan span {
  font-size: .875rem;
  font-weight: var(--fw-medium);
  color: rgba(255,255,255,.9);
  letter-spacing: .08em;
}
.page-banner__slogan i {
  display: block;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #4ade80;
  opacity: .8;
  font-style: normal;
}

/* 大尺寸口号（banner 内唯一内容时居中放大） */
.page-banner__slogan--lg {
  margin-top: 0;
  gap: 24px;
}
.page-banner__slogan--lg span {
  font-size: 1.375rem;
  font-weight: var(--fw-bold);
  letter-spacing: .12em;
  color: #fff;
  text-shadow: 0 2px 8px rgba(0,0,0,.3);
}
.page-banner__slogan--lg i {
  width: 6px;
  height: 6px;
  background: #4ade80;
  opacity: 1;
}

@media (max-width: 768px) {
  .page-banner__slogan { gap: 8px; }
  .page-banner__slogan span { font-size: .8125rem; }
  .page-banner__slogan--lg { gap: 14px; }
  .page-banner__slogan--lg span { font-size: 1.1rem; }
}