/* ================================================
   公共布局 - guguyun  黑 + 白烟色
   ================================================ */

.section-content {
  padding: 80px 20px;
  max-width: 1440px;
  margin: 0 auto;
}

.section-title {
  text-align: center;
  margin-bottom: 52px;
}

.section-title h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.3px;
}

.section-title .section-desc {
  margin-top: 14px;
  font-size: 16px;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.section-light { background: var(--color-bg-white); }
.section-dark  { background: var(--color-bg-dark); }
.section-smoke { background: var(--color-bg); }

.section-dark .section-title h2 { color: #F2F2F2; }
.section-dark .section-title .section-desc { color: rgba(242, 242, 242, 0.55); }

.section-p { padding: 0 20px; }

/* ======================== 顶部导航 */

#header {
  position: sticky;
  top: 0;
  background: rgba(242, 242, 242, 0.92);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  z-index: 888;
  border-bottom: 1px solid rgba(17, 17, 17, 0.10);
}

.nav-shadow {
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
}

.nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 0 0 40px;
  max-width: 1440px;
  margin: 0 auto;
  height: 72px;
}

.nav-header .nav-left {
  display: flex;
  align-items: center;
}

.nav-header .nav-left .nav-icon img {
  width: 160px;
  height: 36px;
  margin-right: 56px;
  object-fit: contain;
}

.nav-menu { display: flex; }

.nav-menu .nav-item {
  color: var(--color-text);
  display: flex;
  align-items: center;
  height: 72px;
  padding: 0 20px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.2px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: var(--transition);
}

.nav-menu .nav-item:hover {
  color: var(--color-text);
  border-bottom: 2px solid var(--color-primary);
}

.nav-right {
  display: flex;
  align-items: center;
  height: 72px;
  flex-shrink: 0;
}

.nav-text-links {
  display: flex;
  align-items: center;
  padding-right: 8px;
}

.nav-link-text {
  display: inline-flex;
  align-items: center;
  padding: 0 14px;
  font-size: 14px;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.nav-link-text:hover { color: var(--color-text); }

.nav-sep {
  color: var(--color-border);
  font-size: 14px;
  user-select: none;
}

.nav-regist-wrap {
  height: 72px;
  display: flex;
  align-items: stretch;
}

.btn-regist-full {
  height: 72px;
  padding: 0 36px;
  background: var(--color-primary);
  color: #F2F2F2;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.4px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.2s ease;
  white-space: nowrap;
  user-select: none;
}

.btn-regist-full:hover { background: var(--color-primary-hover); }

/* ======================== 下拉导航 */

.nav-cont {
  position: absolute;
  top: 72px;
  width: 100%;
  overflow: hidden;
  background: #FAFAFA;
  transition: height .4s ease;
  height: 0;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.10);
  z-index: 2;
}

.nav-cont .section-content { padding: 0; }

.nav-content {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  padding: 48px 20px;
  max-width: 1440px;
  margin: 0 auto;
  box-sizing: border-box;
}

.nav-content a { width: calc(25% - 12px); }

.nav-cont .nav-cont-menu { display: none; }
.nav-cont .nav-cont-empty { display: none !important; }

.nav-item-box {
  height: 88px;
  padding: 20px 16px;
  border-radius: var(--radius-md);
  background: #FFFFFF;
  display: flex;
  align-items: center;
  cursor: pointer;
  border: 1px solid var(--color-border-light);
  transition: var(--transition);
}

.nav-item-box:hover {
  border-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

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

.nav-item-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(17, 17, 17, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-right: 12px;
  color: var(--color-text);
}

.nav-item-icon svg { width: 20px; height: 20px; }

.icon-bg-blue, .icon-bg-indigo, .icon-bg-cyan,
.icon-bg-sky, .icon-bg-teal, .icon-bg-slate {
  background: rgba(17, 17, 17, 0.06);
  color: var(--color-text);
}

.nav-item-box .item-box-title {
  display: flex;
  flex-direction: column;
  justify-content: center;
  font-size: 15px;
  color: var(--color-text);
}

.nav-item-box .item-box-title .desc {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 3px;
}

/* ======================== 登录状态 */

.nav-header .login-in {
  cursor: pointer;
  position: relative;
  height: 72px;
  display: flex;
  align-items: center;
  z-index: 999;
  padding: 0 20px 0 24px;
}

.nav-header .login-in::after {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  height: 28px;
  transform: translateY(-50%);
  border-left: 1px solid var(--color-border);
}

.nav-header .login-in:hover .login-menu { display: block; }

.nav-header .login-in .head-img {
  width: 32px;
  height: 32px;
  background: var(--color-primary);
  border-radius: 50%;
  color: #F2F2F2;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-header .login-in .name {
  display: inline-block;
  max-width: 120px;
  margin-left: 8px;
  font-size: 14px;
  color: var(--color-text);
}

.nav-header .login-in .login-menu {
  display: none;
  padding: 6px;
  position: absolute;
  top: 72px;
  left: 0;
  min-width: 150px;
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  border-radius: var(--radius-md);
}

.nav-header .login-in .login-menu .login-menu-item {
  cursor: pointer;
  height: 38px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--color-text);
  transition: var(--transition);
}

.nav-header .login-in .login-menu .login-menu-item:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.nav-header .login-in .login-menu .login-menu-item .real-name {
  display: inline-block;
  text-align: center;
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
  font-size: 11px;
  padding: 1px 6px;
  border-radius: 10px;
  margin-left: 6px;
}

.nav-header .login-in .login-menu .login-menu-item .no-real-name {
  border-color: #888;
  color: #888;
}

.no-login, .login-in { margin-left: 16px; }

/* ======================== 页脚 */

.site-footer {
  background: var(--color-bg-dark);
  color: rgba(242, 242, 242, 0.85);
}

.footer-promise { background: #1a1a1a; }

.promise-wrap {
  display: flex;
  flex-wrap: wrap;
  padding-top: 0;
  padding-bottom: 0;
}

.promise-box {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
  min-width: 200px;
  padding: 24px 0;
  font-size: 15px;
  color: rgba(242, 242, 242, 0.80);
}

.promise-box svg {
  width: 22px;
  height: 22px;
  color: rgba(242, 242, 242, 0.55);
  flex-shrink: 0;
}

.footer-main { background: #111111; }

.footer-main .section-content {
  padding-top: 48px;
  padding-bottom: 0;
}

.footer-nav {
  display: flex;
  justify-content: space-between;
  padding-bottom: 40px;
}

.footer-nav-left {
  display: flex;
  width: 100%;
  gap: 24px;
  margin-right: 100px;
}

.footer-nav-box { flex: 1; }

.footer-nav-box .footer-nav-head {
  padding: 0 0 12px;
  font-size: 14px;
  font-weight: 600;
  color: rgba(242, 242, 242, 0.90);
  border-bottom: 1px solid rgba(242, 242, 242, 0.08);
  margin-bottom: 16px;
}

.footer-nav-box .footer-nav-item {
  margin-bottom: 8px;
  font-size: 13px;
}

.site-footer .link-hover { color: rgba(242, 242, 242, 0.45); }
.site-footer .link-hover:hover { color: rgba(242, 242, 242, 0.85) !important; }

.footer-nav-right { width: 200px; flex-shrink: 0; }

.footer-nav-right .footer-nav-box .footer-nav-item {
  color: rgba(242, 242, 242, 0.45);
  font-size: 13px;
}

.footer-nav-right .qr-code img {
  margin-top: 16px;
  width: 80px;
  height: 80px;
  border-radius: var(--radius-sm);
}

.footer-link {
  display: none;
  font-size: 12px;
  color: rgba(242, 242, 242, 0.25);
  height: 44px;
  line-height: 44px;
  border-top: 1px solid rgba(242, 242, 242, 0.08);
}

.footer-link a {
  margin-right: 10px;
  color: rgba(242, 242, 242, 0.30);
}

.footer-link a:hover { color: rgba(242, 242, 242, 0.70) !important; }

.footer-record {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid rgba(242, 242, 242, 0.08);
  height: 48px;
  line-height: 48px;
  font-size: 12px;
  color: rgba(242, 242, 242, 0.30);
}

.footer-record .left-info a {
  margin-right: 12px;
  color: rgba(242, 242, 242, 0.30);
  transition: var(--transition);
}

.footer-record .left-info a:hover { color: rgba(242, 242, 242, 0.65) !important; }

/* ======================== 侧边工具 */

.aside-tools {
  position: fixed;
  top: 45%;
  right: 0;
  z-index: 3;
}

.aside-tools .tools-list {
  width: 40px;
  background: #FFFFFF;
  box-shadow: -2px 0 16px rgba(0, 0, 0, 0.08);
  border-radius: 6px 0 0 6px;
}

.aside-tools .tools-list .tools-item {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.aside-tools .tools-list .tools-item .tools-svg {
  margin: 10px;
  height: 22px;
  width: 22px;
  cursor: pointer;
  color: rgba(17, 17, 17, 0.40);
  transition: var(--transition);
}

.aside-tools .tools-list .tools-item:hover .tools-svg { color: var(--color-primary); }

.aside-tools .tools-list .tools-item::before {
  content: '';
  position: absolute;
  background: var(--color-border-light);
  bottom: 0;
  right: 8px;
  width: 20px;
  height: 1px;
}

.aside-tools .tools-list .tools-item:last-child:before { content: none; }

.aside-tools .tools-list .tools-item:hover .tools-box { display: block; }

.aside-tools .tools-list .tools-item .tools-box {
  display: none;
  position: absolute;
  left: -228px;
  top: 0;
  padding-right: 28px;
}

.aside-tools .tools-list .tools-item .tools-box-s {
  padding: 18px 16px;
  width: 200px;
  background: #FFFFFF;
  box-shadow: var(--shadow-md);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-light);
}

.aside-tools .tools-list .tools-item .tools-box h5 {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--color-text);
}

.aside-tools .tools-list .tools-item .tools-box p {
  font-size: 12px;
  color: var(--color-text-secondary);
}

.aside-tools .tools-list .tools-item .tools-box .button {
  font-size: 12px;
  display: inline-block;
  margin-top: 14px;
  padding: 5px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  transition: var(--transition);
  cursor: pointer;
}

.aside-tools .tools-list .tools-item .tools-box .button:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

/* ======================== 新闻列表 */

.news-content { gap: 32px; }
.news-cont { flex: 1; min-width: 280px; }

.news-head {
  padding-bottom: 14px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 4px;
}

.news-title { font-size: 16px; font-weight: 600; color: var(--color-text); }
.news-more { font-size: 13px; color: var(--color-text-muted); }
.news-more a { color: var(--color-text-muted); }
.news-more a:hover { color: var(--color-primary) !important; }

.news-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border-light);
  transition: var(--transition);
  cursor: pointer;
}

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

.news-item .number {
  width: 22px;
  height: 22px;
  background: rgba(17, 17, 17, 0.06);
  color: var(--color-text-muted);
  font-size: 12px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-right: 10px;
}

.news-item:first-child .number,
.news-item:nth-child(2) .number,
.news-item:nth-child(3) .number {
  background: rgba(17, 17, 17, 0.12);
  color: var(--color-text);
  font-weight: 600;
}

.news-item .title {
  flex: 1;
  font-size: 14px;
  color: var(--color-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: var(--transition);
}

.news-item .time {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-left: 16px;
  flex-shrink: 0;
}

/* ======================== 分页 */

.jr-page .pagination .page-number.active {
  color: #F2F2F2;
  border: 1px solid var(--color-primary);
  background: var(--color-primary);
}

.jr-page .pagination .page-number:hover {
  background: var(--color-primary);
  color: #F2F2F2 !important;
}

.jr-page .pagination > li a {
  margin: 0 4px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
}

/* ======================== 提示 */

#alert-container {
  position: fixed;
  top: 15%;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  width: 300px;
  opacity: 1;
  transition: opacity 0.3s ease-in-out;
}

/* ======================== 响应式 */

@media screen and (max-width: 1440px) {
  .nav-content a { width: calc(33.33% - 11px); }
}

@media screen and (max-width: 1024px) {
  .nav-header { padding: 0 0 0 20px; }
  .nav-menu .nav-item { padding: 0 14px; }
}