/* ============================================================
   home.css - 首页样式
   首页专用模块样式
   ============================================================ */

/* ---------- 集团简介模块 ---------- */
.intro {
  padding: 80px 0;
  background-color: #fff;
}

.intro__inner {
  display: flex;
  gap: 60px;
  align-items: center;
}

.intro__content {
  flex: 1;
}

.intro__eyebrow {
  display: inline-block;
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  letter-spacing: 3px;
  margin-bottom: 16px;
  font-weight: var(--font-weight-medium);
}

.intro__title {
  font-family: var(--font-serif);
  font-size: var(--font-size-5xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  line-height: 1.3;
  margin-bottom: 24px;
}

.intro__title-accent {
  color: var(--color-primary);
  position: relative;
}

.intro__desc {
  font-size: var(--font-size-md);
  color: var(--color-text-secondary);
  line-height: 2;
  margin-bottom: 28px;
  text-align: justify;
}

.intro__stats {
  display: flex;
  gap: 32px;
  margin-bottom: 32px;
  padding-top: 28px;
  border-top: 1px solid var(--color-border-light);
}

.intro__stat {
  flex: 1;
}

.intro__stat-number {
  font-family: var(--font-serif);
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  line-height: 1.2;
}

.intro__stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-top: 4px;
}

.intro__image {
  flex: 0 0 45%;
  position: relative;
}

.intro__image-main {
  width: 100%;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.intro__image-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.intro__image-decor {
  position: absolute;
  width: 120px;
  height: 120px;
  border: 8px solid var(--color-primary);
  border-radius: var(--radius-md);
  top: -20px;
  right: -20px;
  z-index: -1;
}

.intro__image-badge {
  position: absolute;
  bottom: -20px;
  left: -20px;
  width: 140px;
  height: 140px;
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: var(--shadow-lg);
}

.intro__image-badge-num {
  font-family: var(--font-serif);
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  line-height: 1;
}

.intro__image-badge-text {
  font-size: var(--font-size-xs);
  opacity: 0.85;
  margin-top: 4px;
}

/* ---------- 业务板块模块 ---------- */
.business {
  padding: 80px 0;
  background-color: var(--color-bg-section);
}

.business__header {
  text-align: center;
  margin-bottom: 50px;
}

.business__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

/* ---------- 新闻模块 ---------- */
.news-section {
  padding: 80px 0;
  background-color: #fff;
}

.news-section__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 32px;
}

.news-section__title {
  font-family: var(--font-serif);
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
}

.news-section__title-en {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  letter-spacing: 2px;
  margin-bottom: 8px;
  text-transform: uppercase;
}

.news-section__more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  transition: color var(--transition-base);
}

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

.news-section__body {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
}

.news-section__feature {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.news-feature-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 16 / 10;
  cursor: pointer;
}

.news-feature-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.news-feature-card:hover .news-feature-card__img {
  transform: scale(1.05);
}

.news-feature-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(0, 0, 0, 0.85) 100%);
}

.news-feature-card__content {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 30px;
  color: #fff;
}

.news-feature-card__tag {
  display: inline-block;
  font-size: var(--font-size-xs);
  padding: 3px 10px;
  background-color: var(--color-primary);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
}

.news-feature-card__title {
  font-family: var(--font-serif);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  line-height: 1.5;
  margin-bottom: 8px;
}

.news-feature-card__date {
  font-size: var(--font-size-xs);
  opacity: 0.7;
}

.news-section__list {
  display: flex;
  flex-direction: column;
}

/* ---------- 党建廉政模块 ---------- */
.party-section {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.party-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

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

.party-section__header {
  text-align: center;
  margin-bottom: 50px;
}

.party-section__title {
  font-family: var(--font-serif);
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
}

.party-section__title-en {
  font-size: var(--font-size-sm);
  opacity: 0.6;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.party-section__subtitle {
  font-size: var(--font-size-base);
  opacity: 0.8;
  margin-top: 12px;
}

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

.party-card {
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 30px;
  transition: all var(--transition-base);
  backdrop-filter: blur(10px);
  cursor: pointer;
}

.party-card:hover {
  background-color: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-4px);
}

.party-card__icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 24px;
  margin-bottom: 20px;
}

.party-card__title {
  font-family: var(--font-serif);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  margin-bottom: 12px;
}

.party-card__desc {
  font-size: var(--font-size-sm);
  opacity: 0.75;
  line-height: 1.7;
  margin-bottom: 16px;
}

.party-card__list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.party-card__list-item {
  font-size: var(--font-size-sm);
  opacity: 0.85;
  padding-left: 14px;
  position: relative;
  cursor: pointer;
  transition: opacity var(--transition-base);
}

.party-card__list-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background-color: var(--color-accent);
}

.party-card__list-item:hover {
  opacity: 1;
  color: var(--color-accent-light);
}

/* ---------- 信息公开模块 ---------- */
.info-section {
  padding: 80px 0;
  background-color: #fff;
}

.info-section__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.info-block {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: 30px;
  transition: all var(--transition-base);
}

.info-block:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.info-block__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--color-border-light);
}

.info-block__title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-serif);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.info-block__title-icon {
  width: 32px;
  height: 32px;
  background-color: var(--color-primary-bg);
  color: var(--color-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

.info-block__more {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  transition: color var(--transition-base);
  cursor: pointer;
}

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

/* ---------- 合作伙伴/友情链接 ---------- */
.partners {
  padding: 50px 0;
  background-color: var(--color-bg-section);
}

.partners__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-regular);
  margin-bottom: 24px;
  text-align: center;
}

.partners__list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px 32px;
}

.partners__item {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  transition: color var(--transition-base);
  cursor: pointer;
}

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

/* ============================================================
   响应式适配 - 首页
   ============================================================ */

/* ---------- 平板端（≤992px） ---------- */
@media (max-width: 992px) {
  .intro {
    padding: 60px 0;
  }

  .intro__inner {
    gap: 40px;
  }

  .intro__title {
    font-size: var(--font-size-4xl);
  }

  .intro__stats {
    gap: 24px;
  }

  .intro__stat-number {
    font-size: var(--font-size-3xl);
  }

  .business {
    padding: 60px 0;
  }

  .business__header {
    margin-bottom: 40px;
  }

  .news-section {
    padding: 60px 0;
  }

  .party-section {
    padding: 60px 0;
  }

  .party-section__header {
    margin-bottom: 40px;
  }

  .info-section {
    padding: 60px 0;
  }
}

/* ---------- 手机端（≤768px） ---------- */
@media (max-width: 768px) {
  .intro {
    padding: 40px 0;
  }

  .intro__inner {
    flex-direction: column;
    gap: 32px;
  }

  .intro__content {
    order: 2;
  }

  .intro__image {
    order: 1;
    flex: 0 0 auto;
    width: 100%;
  }

  .intro__eyebrow {
    font-size: 12px;
    letter-spacing: 2px;
    margin-bottom: 12px;
  }

  .intro__title {
    font-size: 28px;
    margin-bottom: 16px;
  }

  .intro__desc {
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 20px;
  }

  .intro__stats {
    gap: 16px;
    margin-bottom: 24px;
    padding-top: 20px;
  }

  .intro__stat-number {
    font-size: 24px;
  }

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

  .intro__image-decor {
    width: 60px;
    height: 60px;
    border-width: 4px;
    top: -10px;
    right: -10px;
  }

  .intro__image-badge {
    width: 80px;
    height: 80px;
    bottom: -12px;
    left: -12px;
  }

  .intro__image-badge-num {
    font-size: 20px;
  }

  .intro__image-badge-text {
    font-size: 10px;
    margin-top: 2px;
  }

  .business {
    padding: 40px 0;
  }

  .business__header {
    margin-bottom: 28px;
  }

  .business__grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .biz-card__media {
    height: 160px;
  }

  .biz-card__body {
    padding: 18px;
  }

  .biz-card__title {
    font-size: 16px;
    margin-bottom: 8px;
  }

  .biz-card__desc {
    font-size: 13px;
    line-height: 1.6;
  }

  .news-section {
    padding: 40px 0;
  }

  .news-section__header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 24px;
  }

  .news-section__title {
    font-size: 24px;
  }

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

  .news-feature-card__content {
    padding: 20px;
  }

  .news-feature-card__title {
    font-size: 16px;
  }

  .party-section {
    padding: 40px 0;
  }

  .party-section__header {
    margin-bottom: 28px;
  }

  .party-section__title {
    font-size: 26px;
  }

  .party-section__subtitle {
    font-size: 13px;
    margin-top: 8px;
  }

  .party-section__grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .party-card {
    padding: 22px;
  }

  .party-card__icon {
    width: 44px;
    height: 44px;
    font-size: 20px;
    margin-bottom: 14px;
  }

  .party-card__title {
    font-size: 18px;
    margin-bottom: 10px;
  }

  .party-card__desc {
    font-size: 13px;
    line-height: 1.6;
    margin-bottom: 12px;
  }

  .info-section {
    padding: 40px 0;
  }

  .info-section__grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .info-block {
    padding: 20px;
  }

  .info-block__header {
    margin-bottom: 16px;
    padding-bottom: 12px;
  }

  .info-block__title {
    font-size: 16px;
  }

  .partners {
    padding: 32px 0;
  }

  .partners__title {
    font-size: 16px;
    margin-bottom: 18px;
  }

  .partners__list {
    gap: 12px 20px;
  }
}

/* ---------- 小屏手机（≤480px） ---------- */
@media (max-width: 480px) {
  .intro__title {
    font-size: 24px;
  }

  .intro__stats {
    flex-wrap: wrap;
    gap: 12px;
  }

  .intro__stat {
    flex: 0 0 calc(50% - 6px);
  }

  .banner__slide-title {
    font-size: 22px !important;
    margin-bottom: 12px !important;
  }

  .banner__slide-desc {
    font-size: 13px !important;
    margin-bottom: 20px !important;
    line-height: 1.6 !important;
  }

  .banner__slide-btn {
    padding: 8px 24px !important;
    font-size: 13px !important;
  }

  .banner__slide-tag {
    font-size: 11px !important;
    padding: 3px 12px !important;
    margin-bottom: 12px !important;
    letter-spacing: 1px !important;
  }
}