/* ============================================
   环宇致胜文化科技研究院 - pages.css
   页面模块：首页Hero / 业务卡片 / 新闻列表 / 成果卡片 / 团队卡片 / 详情页
   ============================================ */

/* ===== Hero Banner ===== */
.hero {
  position: relative;
  height: 600px;
  background: var(--gradient-primary);
  overflow: hidden;
  display: flex;
  align-items: center;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(255,255,255,0.025) 0px, rgba(255,255,255,0.025) 1px, transparent 1px, transparent 80px),
    repeating-linear-gradient(0deg, rgba(255,255,255,0.025) 0px, rgba(255,255,255,0.025) 1px, transparent 1px, transparent 80px);
}

.hero::after {
  content: '';
  position: absolute;
  right: -120px;
  bottom: -120px;
  width: 500px;
  height: 500px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 50%;
}

.hero-decor-circle {
  position: absolute;
  right: 10%;
  top: -80px;
  width: 360px;
  height: 360px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 50%;
}

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

.hero-content {
  max-width: 640px;
}

.hero-content .slogan {
  font-size: 40px;
  font-weight: 700;
  color: #fff;
  line-height: 1.4;
  letter-spacing: 2px;
}

.hero-content .slogan em {
  font-style: normal;
  color: var(--color-accent-light);
}

.hero-content .sub {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.65);
  margin-top: 16px;
  line-height: 1.8;
}

.hero-content .hero-btns {
  display: flex;
  gap: 16px;
  margin-top: 36px;
}

.hero-dots {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 2;
}

.hero-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.35);
  cursor: pointer;
  transition: all 0.3s;
}

.hero-dots span.active {
  background: var(--color-accent);
  transform: scale(1.2);
}

@media (max-width: 991px) {
  .hero { height: 480px; }
  .hero-content .slogan { font-size: 30px; }
}

@media (max-width: 767px) {
  .hero { height: 420px; }
  .hero-content .slogan { font-size: 24px; letter-spacing: 1px; }
  .hero-content .sub { font-size: 14px; }
  .hero-content .hero-btns { flex-direction: column; gap: 12px; }
  .hero-content .hero-btns .btn { width: 100%; }
}

/* ===== Services Cards ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.service-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  padding: 36px 24px;
  text-align: center;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(191, 143, 64, 0.5);
}

.service-card .icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: var(--color-primary-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  transition: all 0.3s;
}

.service-card:hover .icon {
  background: var(--gradient-primary);
  transform: scale(1.05);
}

.service-card:hover .icon svg {
  stroke: #fff;
}

.service-card .icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--color-primary);
  fill: none;
  stroke-width: 1.8;
  transition: stroke 0.3s;
}

.service-card h3 {
  font-size: 17px;
  margin-bottom: 10px;
}

.service-card p {
  font-size: 13px;
  color: var(--color-text-muted);
  margin: 0;
  line-height: 1.7;
}

@media (max-width: 991px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 767px) {
  .services-grid { grid-template-columns: 1fr; }
  .service-card { padding: 28px 20px; }
}

/* ===== Stats ===== */
.stats-section {
  background: var(--gradient-primary);
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(255,255,255,0.02) 0px, rgba(255,255,255,0.02) 1px, transparent 1px, transparent 60px),
    repeating-linear-gradient(0deg, rgba(255,255,255,0.02) 0px, rgba(255,255,255,0.02) 1px, transparent 1px, transparent 60px);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  position: relative;
  z-index: 1;
}

.stat-item {
  text-align: center;
  padding: 20px;
}

.stat-item .num {
  font-family: var(--font-en);
  font-size: 44px;
  font-weight: 700;
  color: var(--color-accent-light);
  line-height: 1.2;
}

.stat-item .num .suffix {
  font-size: 24px;
}

.stat-item .label {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.75);
  margin-top: 8px;
}

@media (max-width: 767px) {
  .stats-grid { grid-template-columns: 1fr; gap: 8px; }
  .stat-item .num { font-size: 36px; }
}

/* ===== News List (homepage tabs + inner list) ===== */
.news-tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid #F0F2F5;
  margin-bottom: 24px;
}

.news-tabs .tab {
  padding: 10px 24px;
  font-size: 15px;
  color: var(--color-text-secondary);
  cursor: pointer;
  position: relative;
  transition: color 0.3s;
  background: none;
  border: none;
  font-family: inherit;
}

.news-tabs .tab::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transition: transform 0.3s;
}

.news-tabs .tab.active {
  color: var(--color-primary);
  font-weight: 600;
}

.news-tabs .tab.active::after {
  transform: scaleX(1);
}

.news-tab-panel {
  display: none;
}

.news-tab-panel.active {
  display: block;
}

/* News item */
.news-item {
  display: flex;
  align-items: flex-start;
  padding: 16px 0;
  border-bottom: 1px dashed var(--color-border);
  transition: background 0.2s;
}

.news-item:last-child {
  border-bottom: none;
}

.news-item:hover {
  background: #FAFBFD;
}

.news-item .info {
  flex: 1;
  min-width: 0;
}

.news-item .title {
  font-size: 15px;
  color: var(--color-text);
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color 0.2s;
}

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

.news-item .summary {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 6px;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ===== Achievement Cards ===== */
.achievement-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.achievement-card {
  display: flex;
  gap: 20px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  padding: 24px;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
}

.achievement-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(191, 143, 64, 0.4);
}

.achievement-card .cover {
  flex-shrink: 0;
  width: 120px;
  height: 160px;
  border-radius: var(--radius-sm);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.achievement-card .cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.achievement-card .cover .placeholder {
  color: rgba(255, 255, 255, 0.7);
  font-size: 12px;
  text-align: center;
  padding: 12px;
  line-height: 1.5;
}

.achievement-card .info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.achievement-card .info h3 {
  font-size: 16px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 8px;
}

.achievement-card .info h3 a:hover {
  color: var(--color-primary);
}

.achievement-card .meta {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.8;
}

.achievement-card .meta span {
  display: block;
}

.achievement-card .tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.achievement-card .card-footer {
  margin-top: auto;
  padding-top: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.achievement-card .card-footer .link-detail {
  font-size: 13px;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.achievement-card .card-footer .link-detail:hover {
  color: var(--color-accent);
}

/* Homepage: 4-col vertical achievement cards */
.achievement-grid--home {
  grid-template-columns: repeat(4, 1fr);
}

.achievement-card--v {
  flex-direction: column;
  padding: 0;
  overflow: hidden;
}

.achievement-card--v .cover {
  width: 100%;
  height: 200px;
  border-radius: 0;
}

.achievement-card--v .info {
  padding: 20px;
}

.achievement-card--v .info h3 {
  font-size: 15px;
}

@media (max-width: 991px) {
  .achievement-grid { grid-template-columns: 1fr; }
  .achievement-grid--home { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 767px) {
  .achievement-grid--home { grid-template-columns: 1fr; }
  .achievement-card { flex-direction: column; }
  .achievement-card .cover { width: 100%; height: 180px; }
}

/* ===== Team Cards ===== */
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.team-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  padding: 36px 24px;
  text-align: center;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
}

.team-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(191, 143, 64, 0.4);
}

.team-card .avatar {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  margin: 0 auto 16px;
  background: var(--color-primary-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  color: var(--color-primary);
  font-weight: 700;
  overflow: hidden;
  border: 3px solid var(--color-border);
  transition: border-color 0.3s;
}

.team-card:hover .avatar {
  border-color: var(--color-accent);
}

.team-card .avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.team-card h3 {
  font-size: 17px;
  margin-bottom: 6px;
}

.team-card .position {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 10px;
}

.team-card .field {
  display: inline-block;
}

.team-card .link-detail {
  display: inline-block;
  margin-top: 14px;
  font-size: 13px;
  color: var(--color-primary);
}

.team-card .link-detail:hover {
  color: var(--color-accent);
}

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

@media (max-width: 991px) {
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .team-grid--home { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 767px) {
  .team-grid, .team-grid--home { grid-template-columns: 1fr; }
}

/* ===== Partners Logo Wall ===== */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-md);
}

.partner-item {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  filter: grayscale(1);
  opacity: 0.7;
  transition: all 0.3s;
  padding: 16px;
}

.partner-item:hover {
  filter: grayscale(0);
  opacity: 1;
  box-shadow: var(--shadow-md);
}

.partner-item img {
  max-height: 40px;
  max-width: 100%;
}

.partner-item span {
  font-size: 13px;
  color: var(--color-text-muted);
}

@media (max-width: 991px) {
  .partners-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 767px) {
  .partners-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ===== Detail Pages ===== */
.detail-header {
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: 40px;
  margin-bottom: var(--space-md);
}

.detail-header .title {
  font-size: 26px;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 16px;
}

.detail-header .meta {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 13px;
  color: var(--color-text-muted);
  padding-bottom: 16px;
  border-bottom: 1px solid #F0F2F5;
}

.detail-header .meta .item {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Achievement detail top */
.achievement-detail-top {
  display: flex;
  gap: 36px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: 40px;
  margin-bottom: var(--space-md);
}

.achievement-detail-top .cover {
  flex-shrink: 0;
  width: 240px;
  height: 320px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.achievement-detail-top .cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.achievement-detail-top .cover .placeholder {
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
  text-align: center;
  padding: 20px;
}

.achievement-detail-top .info {
  flex: 1;
}

.achievement-detail-top .info h1 {
  font-size: 24px;
  line-height: 1.5;
  margin-bottom: 20px;
}

.achievement-detail-top .info-table {
  width: 100%;
  font-size: 14px;
}

.achievement-detail-top .info-table tr {
  border-bottom: 1px dashed #F0F2F5;
}

.achievement-detail-top .info-table th {
  text-align: left;
  padding: 10px 16px 10px 0;
  color: var(--color-text-muted);
  font-weight: 400;
  white-space: nowrap;
  width: 100px;
}

.achievement-detail-top .info-table td {
  padding: 10px 0;
  color: var(--color-text-secondary);
}

/* External link buttons */
.ext-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.ext-links .ext-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  font-size: 13px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  color: var(--color-text-secondary);
  background: var(--color-white);
  transition: all 0.2s;
}

.ext-links .ext-btn:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.ext-links .ext-btn .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
}

/* Researcher card in detail */
.researcher-card {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  background: var(--color-primary-bg);
  border-radius: var(--radius-md);
  padding: 28px;
  border-left: 4px solid var(--color-primary);
}

.researcher-card .avatar {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: 700;
  color: var(--color-primary);
  border: 2px solid var(--color-border);
}

.researcher-card h4 {
  font-size: 16px;
  margin-bottom: 4px;
}

.researcher-card .position {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

.researcher-card p {
  font-size: 13px;
  line-height: 1.8;
  margin: 0;
}

/* Prev/Next navigation */
.pn-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: 24px 28px;
  margin-top: var(--space-md);
}

.pn-nav .label {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-bottom: 6px;
}

.pn-nav a {
  font-size: 14px;
  color: var(--color-text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

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

.pn-nav .next {
  text-align: right;
}

.pn-nav .none {
  color: var(--color-text-muted);
  font-size: 14px;
}

/* ===== Contact Page ===== */
.contact-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.contact-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
}

.contact-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.contact-card .icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: var(--color-primary-bg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-card .icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--color-primary);
  fill: none;
  stroke-width: 1.8;
}

.contact-card h4 {
  font-size: 15px;
  margin-bottom: 8px;
}

.contact-card p {
  font-size: 13px;
  color: var(--color-text-muted);
  margin: 0;
}

.contact-map {
  background: var(--color-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  height: 360px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 14px;
  margin-bottom: var(--space-lg);
  box-shadow: var(--shadow-sm);
}

.contact-qrcode {
  text-align: center;
  padding: 40px 0;
}

.contact-qrcode .qr-box {
  width: 160px;
  height: 160px;
  margin: 0 auto 16px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: var(--color-text-muted);
  box-shadow: var(--shadow-sm);
}

@media (max-width: 767px) {
  .contact-cards { grid-template-columns: 1fr; }
  .achievement-detail-top { flex-direction: column; padding: 24px; }
  .achievement-detail-top .cover { width: 100%; height: 280px; }
  .detail-header { padding: 24px; }
  .pn-nav { grid-template-columns: 1fr; }
  .pn-nav .next { text-align: left; }
}

/* ===== Filter bar ===== */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: var(--space-md);
  padding: 16px 20px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.filter-bar .filter-label {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 2.2;
}

.filter-bar .filter-tag {
  display: inline-block;
  padding: 4px 16px;
  font-size: 13px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all 0.2s;
}

.filter-bar .filter-tag:hover,
.filter-bar .filter-tag.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}