/* =========================================================
   工具箱导航 - 全站样式（白天 / 黑夜双主题，色彩由后台注入 CSS 变量）
   ========================================================= */
:root {
  --primary: #3b6ef5;
  --grad-a: #6a8dff;
  --grad-b: #9d5cff;
  --accent: #ff6b6b;
  --bg: #f2f4f8;
  --bg-soft: #e9edf4;
  --card: #ffffff;
  --text: #242b3a;
  --text-muted: #7a8499;
  --border: #e4e8f0;
  --shadow: 0 2px 10px rgba(30, 41, 66, .06);
  --shadow-hover: 0 8px 24px rgba(30, 41, 66, .12);
  --radius: 14px;
}
html[data-theme="dark"] {
  --bg: #10141f;
  --bg-soft: #151b29;
  --card: #1a2130;
  --text: #d7dce8;
  --text-muted: #8b94a8;
  --border: #2a3447;
  --shadow: 0 2px 10px rgba(0, 0, 0, .3);
  --shadow-hover: 0 8px 24px rgba(0, 0, 0, .45);
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.6;
  transition: background .25s ease, color .25s ease;
}
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--grad-b); }
img { max-width: 100%; }
.container { max-width: 1560px; margin: 0 auto; padding: 0 16px; }

/* ---------- 布局：顶栏 + 左侧栏 + 主区 + 右侧栏 + 页脚 ---------- */
.layout { min-height: 100vh; display: flex; flex-direction: column; }
.main {
  flex: 1;
  width: 100%;
  max-width: 1560px;
  margin: 0 auto;
  padding: 20px 16px 40px;
}
/* 宽屏：主区让出右侧栏位置 */
@media (min-width: 1280px) {
  .main { margin-right: 266px; padding-right: 20px; }
}

/* ---------- 顶部（全站统一） ---------- */
.topbar {
  position: sticky; top: 0; z-index: 100;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.topbar-inner {
  max-width: 1560px; margin: 0 auto; padding: 0 16px;
  height: 60px; display: flex; align-items: center; gap: 14px;
}
.brand { display: flex; align-items: center; gap: 9px; color: var(--text); flex-shrink: 0; }
.brand-logo {
  width: 32px; height: 32px; border-radius: 10px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--grad-a), var(--grad-b));
  color: #fff; display: flex; align-items: center; justify-content: center; font-size: 15px;
  box-shadow: 0 3px 8px rgba(59, 110, 245, .35);
}
.brand-img {
  height: 30px; width: auto; max-width: 170px;
  object-fit: contain; border-radius: 7px; flex-shrink: 0;
}
.brand-name { font-size: 16px; font-weight: 700; white-space: nowrap; }
.top-search {
  flex: 1; max-width: 560px; margin: 0 auto; position: relative;
  display: flex; align-items: center;
}
.top-search i { position: absolute; left: 14px; color: var(--text-muted); font-size: 13px; }
.top-search input {
  width: 100%; height: 40px; border-radius: 999px;
  border: 1px solid var(--border); background: var(--bg-soft); color: var(--text);
  padding: 0 18px 0 38px; font-size: 14px; outline: none;
  transition: border .2s, box-shadow .2s;
}
.top-search input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(59, 110, 245, .15);
  background: var(--card);
}
.topbar-actions { display: flex; align-items: center; gap: 6px; flex-shrink: 0; }
.icon-btn {
  width: 38px; height: 38px; border-radius: 50%;
  border: none; background: transparent; color: var(--text-muted);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 16px; cursor: pointer; transition: all .2s;
}
.icon-btn:hover { background: var(--bg-soft); color: var(--primary); }
.menu-toggle { display: none; }

/* ---------- 侧栏（分类树） ---------- */
.sidebar {
  position: fixed; left: 0; top: 60px; bottom: 0; width: 210px; z-index: 90;
  background: var(--card); border-right: 1px solid var(--border);
  padding: 14px 10px; overflow-y: auto;
}
.main { padding-left: 226px; }
.side-nav { display: flex; flex-direction: column; gap: 2px; }
.side-link {
  display: flex; align-items: center; gap: 10px; width: 100%;
  padding: 10px 12px; border: none; background: transparent; color: var(--text);
  border-radius: 10px; font-size: 14px; cursor: pointer; text-align: left;
  transition: all .15s;
}
.side-link i:first-child { width: 18px; text-align: center; color: var(--text-muted); }
.side-link:hover { background: var(--bg-soft); color: var(--primary); }
.side-link.active { background: linear-gradient(135deg, var(--grad-a), var(--grad-b)); color: #fff; }
.side-link.active i:first-child { color: #fff; }
.side-parent .side-arrow { margin-left: auto; font-size: 11px; transition: transform .2s; color: var(--text-muted); }
.side-group.open .side-arrow { transform: rotate(180deg); }
.side-subs { display: none; flex-direction: column; gap: 2px; padding-left: 20px; }
.side-group.open .side-subs { display: flex; }
.side-sub {
  padding: 8px 12px; font-size: 13px; color: var(--text-muted);
  border-left: 2px solid var(--border); margin-left: 14px; transition: all .15s;
}
.side-sub:hover, .side-sub.active { color: var(--primary); border-left-color: var(--primary); }
.sidebar-mask { display: none; }

/* ---------- 卡片通用 ---------- */
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow);
  margin-bottom: 20px; overflow: hidden;
}
.card-header {
  display: flex; align-items: center; gap: 10px; flex-wrap: nowrap;
  padding: 14px 18px 0;
}
.card-title { font-size: 17px; font-weight: 700; display: flex; align-items: center; gap: 8px; margin: 0; }
.card-title i { color: var(--primary); font-size: 15px; }
.card-body { padding: 16px 18px 18px; }

/* ---------- 胶囊渐变按钮（全站统一的标签样式） ---------- */
.tag-pill {
  display: inline-flex; align-items: center;
  padding: 4px 14px; border-radius: 999px;
  color: #fff; font-size: 12.5px; font-weight: 500; line-height: 1.5;
  background: linear-gradient(135deg, var(--grad-a), var(--grad-b));
  box-shadow: 0 3px 8px rgba(59, 110, 245, .25);
  border: none; cursor: pointer; white-space: nowrap;
  transition: transform .15s, box-shadow .15s, filter .15s;
}
.tag-pill:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 14px rgba(59, 110, 245, .35);
  color: #fff; filter: brightness(1.08);
}
.tag-pill .fa-xmark { margin-left: 6px; font-size: 11px; opacity: .8; }
.pills { display: flex; flex-wrap: wrap; gap: 8px; }

/* 分类筛选胶囊 */
.filter-pills { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 4px; scrollbar-width: none; margin-left: auto; }
.filter-pills::-webkit-scrollbar { display: none; }
.filter-pill {
  display: inline-flex; align-items: center;
  padding: 5px 14px; border-radius: 999px; font-size: 13px;
  color: var(--text-muted); background: var(--bg-soft); border: none;
  cursor: pointer; white-space: nowrap; transition: all .15s; text-decoration: none;
}
.filter-pill:hover { color: #fff; background: linear-gradient(135deg, var(--grad-a), var(--grad-b)); }
.filter-pill.active {
  color: #fff; background: linear-gradient(135deg, var(--grad-a), var(--grad-b));
  box-shadow: 0 3px 8px rgba(59, 110, 245, .3);
}

/* ---------- 首页搜索区 ---------- */
/* ---------- 首页搜索区（紧凑版：搜索框 + 引擎分组） ---------- */
.hero-search { padding: 22px 16px 18px; text-align: center; }
.hero-sub { color: var(--text-muted); margin: 12px 0 0; font-size: 12.5px; }
.search-box { max-width: 680px; margin: 0 auto; position: relative; }
.search-inputs { display: flex; background: var(--card); border: 2px solid var(--border); border-radius: 999px; padding: 4px; box-shadow: var(--shadow); transition: border .2s; }
.search-inputs:focus-within { border-color: var(--primary); }
.search-inputs input {
  flex: 1; border: none; outline: none; background: transparent; color: var(--text);
  padding: 10px 16px; font-size: 15px; min-width: 0;
}
.search-btn {
  border: none; border-radius: 999px; padding: 10px 26px; color: #fff; font-size: 14px; font-weight: 600;
  background: linear-gradient(135deg, var(--grad-a), var(--grad-b));
  cursor: pointer; box-shadow: 0 4px 12px rgba(59, 110, 245, .35); transition: filter .15s, transform .15s;
}
.search-btn:hover { filter: brightness(1.08); transform: translateY(-1px); }

/* 引擎分组：组名标签 + 单行滚动的引擎胶囊 */
.engine-groups { max-width: 760px; margin: 12px auto 0; }
.engine-tabs {
  display: flex; justify-content: center; gap: 6px; margin-bottom: 10px; flex-wrap: wrap;
}
.engine-tab {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 4px 14px; border-radius: 999px; font-size: 12.5px;
  color: var(--text-muted); background: var(--bg-soft); border: 1px solid var(--border);
  cursor: pointer; transition: all .15s;
}
.engine-tab i { font-size: 10px; opacity: .7; }
.engine-tab:hover { color: var(--primary); border-color: var(--primary); }
.engine-tab.active {
  color: #fff; border-color: transparent;
  background: linear-gradient(135deg, var(--grad-a), var(--grad-b));
  box-shadow: 0 2px 8px rgba(59, 110, 245, .28);
}
.engine-pills {
  display: none; justify-content: flex-start; gap: 8px;
  overflow-x: auto; padding-bottom: 4px; scrollbar-width: thin;
}
.engine-pills.show { display: flex; }
.engine-pills::-webkit-scrollbar { height: 4px; }
.engine-pills::-webkit-scrollbar-thumb { background: var(--border); border-radius: 999px; }
.engine-pill {
  display: inline-flex; align-items: center; padding: 5px 16px; border-radius: 999px;
  font-size: 13px; color: var(--text-muted); background: var(--card); border: 1px solid var(--border);
  cursor: pointer; transition: all .15s; white-space: nowrap; flex-shrink: 0;
}
.engine-pill:hover { color: #fff; border-color: transparent; background: linear-gradient(135deg, var(--grad-a), var(--grad-b)); }
.engine-pill.active {
  color: #fff; border-color: transparent;
  background: linear-gradient(135deg, var(--grad-a), var(--grad-b));
  box-shadow: 0 3px 10px rgba(59, 110, 245, .3);
}

/* ---------- 首页双栏：随机站点 + 工具直达 ---------- */
.duo-grid { display: grid; grid-template-columns: 320px 1fr; gap: 20px; margin-bottom: 20px; }
@media (max-width: 991px) { .duo-grid { grid-template-columns: 1fr; } }
.random-site-item {
  display: flex; align-items: center; gap: 12px; padding: 10px 6px;
  border-bottom: 1px dashed var(--border);
}
.random-site-item:last-child { border-bottom: none; }
.random-site-item .rs-rank {
  width: 22px; height: 22px; border-radius: 6px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--grad-a), var(--grad-b));
  color: #fff; font-size: 12px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.random-site-item .rs-name { font-size: 14px; font-weight: 500; color: var(--text); }
.random-site-item .rs-desc { font-size: 12px; color: var(--text-muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.quick-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 10px; }
@media (max-width: 1199px) { .quick-grid { grid-template-columns: repeat(6, 1fr); } }
@media (max-width: 991px)  { .quick-grid { grid-template-columns: repeat(5, 1fr); } }
@media (max-width: 767px)  { .quick-grid { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 519px)  { .quick-grid { grid-template-columns: repeat(3, 1fr); } }
.quick-item { text-align: center; display: block; color: var(--text); }
.quick-item .qi-icon {
  width: 46px; height: 46px; margin: 0 auto 8px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center; font-size: 18px; color: #fff;
  background: linear-gradient(135deg, var(--grad-a), var(--grad-b));
  box-shadow: 0 4px 10px rgba(59, 110, 245, .28);
  transition: transform .15s, box-shadow .15s;
}
.quick-item:hover .qi-icon { transform: translateY(-3px) scale(1.05); box-shadow: 0 7px 16px rgba(59, 110, 245, .4); }
.quick-item .qi-name { font-size: 12.5px; color: var(--text-muted); }

/* ---------- 网址卡片网格（宽屏 9 列，随分辨率响应式收缩） ---------- */
.site-grid {
  display: grid; gap: 14px;
  grid-template-columns: repeat(5, 1fr);
}
@media (max-width: 1199px) { .site-grid { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 991px)  { .site-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 767px)  { .site-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 519px)  { .site-grid { grid-template-columns: repeat(2, 1fr); } }

/* 宽屏 5 列时卡片保持横排，显示完整信息 */
@media (min-width: 992px) {
  .site-card { flex-direction: row; text-align: left; gap: 12px; padding: 14px 16px; }
  .site-card .sc-logo { width: 48px; height: 48px; }
  .site-card .sc-name { font-size: 14px; }
  .site-card .sc-desc { display: block; }
  .site-card .sc-go { right: 12px; bottom: 10px; }
}
/* 平板/手机保持横排 */
@media (max-width: 991px) {
  .site-card { flex-direction: row; text-align: left; }
}
.site-card {
  display: flex; align-items: center; gap: 10px;
  background: var(--card); border: 1px solid var(--border);
  border-radius: 12px; padding: 12px; color: var(--text);
  box-shadow: var(--shadow); transition: all .18s; position: relative; overflow: hidden;
}
.site-card:hover {
  transform: translateY(-3px); box-shadow: var(--shadow-hover);
  border-color: transparent; color: var(--text);
}
.site-card .sc-logo {
  width: 40px; height: 40px; border-radius: 10px; flex-shrink: 0;
  object-fit: cover; background: var(--bg-soft);
  border: 1px solid var(--border);
}
.site-card .sc-info { min-width: 0; flex: 1; }
.site-card .sc-name {
  font-size: 14px; font-weight: 600; margin: 0 0 2px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.site-card .sc-desc {
  font-size: 12px; color: var(--text-muted); margin: 0;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.site-card .sc-go {
  position: absolute; right: 10px; bottom: 8px;
  font-size: 11px; color: var(--primary); opacity: 0; transition: opacity .15s;
}
.site-card:hover .sc-go { opacity: 1; }

/* ---------- 详情页 ---------- */
.detail-hero { text-align: center; padding: 36px 16px 8px; }
.detail-hero img.dh-logo { width: 72px; height: 72px; border-radius: 18px; border: 1px solid var(--border); background: var(--card); object-fit: cover; }
.detail-hero h1 { font-size: 24px; margin: 14px 0 4px; }
.detail-hero .dh-url { color: var(--text-muted); font-size: 13px; }
.detail-meta { display: flex; justify-content: center; align-items: center; gap: 18px; color: var(--text-muted); font-size: 13px; margin-top: 8px; }
.detail-actions {
  display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin: 22px 0 6px;
}
.btn-grad {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 30px; border-radius: 999px; border: none;
  color: #fff; font-size: 15px; font-weight: 600; cursor: pointer;
  background: linear-gradient(135deg, var(--grad-a), var(--grad-b));
  box-shadow: 0 5px 14px rgba(59, 110, 245, .35);
  transition: transform .15s, filter .15s;
}
.btn-grad:hover { transform: translateY(-2px); filter: brightness(1.08); color: #fff; }
.btn-grad.accent { background: linear-gradient(135deg, var(--accent), #ff9e58); box-shadow: 0 5px 14px rgba(255, 107, 107, .3); }
.btn-grad.plain {
  background: var(--card); color: var(--text); border: 1px solid var(--border); box-shadow: var(--shadow);
}
.btn-grad.plain:hover { color: var(--primary); border-color: var(--primary); }
.detail-tags-box { margin: 18px 0 4px; }
.detail-desc { padding: 6px 8px; font-size: 15px; }
.detail-desc p { margin: 0 0 12px; }
.detail-excerpt {
  text-align: center; color: var(--text-muted); font-size: 14.5px;
  padding: 4px 20px; position: relative; margin: 6px 0 14px;
}
.detail-excerpt::before { content: "「"; color: var(--primary); font-size: 18px; }
.detail-excerpt::after { content: "」"; color: var(--primary); font-size: 18px; }
.seo-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 6px; }
@media (max-width: 767px) { .seo-row { grid-template-columns: 1fr; } }
.seo-item {
  display: flex; align-items: center; gap: 12px; padding: 14px 16px;
  border: 1px solid var(--border); border-radius: 12px; color: var(--text);
  transition: all .15s;
}
.seo-item:hover { border-color: var(--primary); box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.seo-item .seo-icon {
  width: 40px; height: 40px; border-radius: 50%; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; color: #fff; font-size: 17px;
  background: linear-gradient(135deg, var(--grad-a), var(--grad-b));
}
.seo-item small { display: block; color: var(--text-muted); font-size: 12px; }
.seo-item b { font-size: 14px; font-weight: 600; }
.crumbs { font-size: 13px; color: var(--text-muted); margin-bottom: 14px; }
.crumbs a { color: var(--text-muted); }
.crumbs a:hover { color: var(--primary); }

/* ---------- 页脚（全站统一） ---------- */
.footer {
  background: var(--card); border-top: 1px solid var(--border);
  padding: 26px 16px 22px; margin-top: 30px;
}
.footer-inner { max-width: 1560px; margin: 0 auto; text-align: center; }
.friend-title { font-size: 14px; font-weight: 600; color: var(--text); margin-bottom: 10px; }
.friend-title i { color: var(--primary); margin-right: 6px; }
.friend-list {
  list-style: none; margin: 0 0 16px; padding: 0;
  display: flex; flex-wrap: wrap; justify-content: center; gap: 6px 22px;
}
.friend-list a { color: var(--text-muted); font-size: 13px; }
.friend-list a:hover { color: var(--primary); }
.footer-tip { color: var(--text-muted); font-size: 12.5px; margin: 0 0 12px; }
.footer-tip span {
  border: 1px solid var(--border); border-radius: 5px; padding: 0 5px;
  background: var(--bg-soft); color: var(--text); font-size: 11px;
}
.footer-copyright {
  color: var(--text-muted); font-size: 12.5px;
  display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 0; align-items: center;
}
.footer-copyright a { color: var(--text-muted); }
.footer-copyright a:hover { color: var(--primary); }
.footer-copyright .sep { margin: 0 8px; color: var(--border); }

/* ---------- 分页 ---------- */
.pagination { display: flex; gap: 8px; justify-content: center; margin: 24px 0 8px; flex-wrap: wrap; }
.pagination a, .pagination span {
  min-width: 34px; height: 34px; padding: 0 12px; border-radius: 999px;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 13px; color: var(--text-muted); background: var(--card);
  border: 1px solid var(--border);
}
.pagination .cur { color: #fff; border-color: transparent; background: linear-gradient(135deg, var(--grad-a), var(--grad-b)); }

/* ---------- 搜索结果页 ---------- */
.search-title { font-size: 20px; margin: 10px 0 18px; }
.search-title em { color: var(--primary); font-style: normal; }
.empty-box { text-align: center; color: var(--text-muted); padding: 60px 0; }
.empty-box i { font-size: 42px; margin-bottom: 14px; display: block; opacity: .5; }

/* ---------- 响应式 ---------- */
@media (max-width: 991px) {
  .menu-toggle { display: inline-flex; }
  .sidebar {
    transform: translateX(-100%); transition: transform .25s ease; top: 0; z-index: 120;
    box-shadow: 0 0 40px rgba(0,0,0,.25);
  }
  .sidebar.show { transform: translateX(0); }
  .sidebar-mask.show { display: block; position: fixed; inset: 0; background: rgba(0,0,0,.4); z-index: 110; }
  .main { padding-left: 16px; }
  .brand-name { display: none; }
  .top-search { max-width: none; }
}

/* 懒加载占位 */
img[data-src] { opacity: 0; transition: opacity .3s; }
img.loaded { opacity: 1; }

/* 页面切换动画 */
@keyframes fadeUp { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.main > * { animation: fadeUp .35s ease both; }

/* =========================================================
   网址收录页（复刻 art8.vip/2/submit.php，整体美化版）
   ========================================================= */
.submit-container { max-width: 720px; margin: 26px auto 40px; padding: 0 4px; }
.submit-header { text-align: center; margin-bottom: 26px; }
.submit-header__title {
  font-size: 26px; font-weight: 700; color: var(--text); margin: 0 0 10px;
  display: inline-flex; align-items: center; gap: 10px;
}
.submit-header__title i {
  color: #fff; font-size: 15px;
  width: 38px; height: 38px; border-radius: 12px;
  display: inline-flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--grad-a), var(--grad-b));
  box-shadow: 0 4px 10px rgba(59, 110, 245, .3);
}
.submit-header__desc {
  color: var(--accent); font-size: 13px; margin: 0;
  background: rgba(255, 107, 107, .08);
  border: 1px solid rgba(255, 107, 107, .25);
  display: inline-block; padding: 6px 16px; border-radius: 999px;
}

.submit-alert {
  padding: 12px 16px; border-radius: 10px; margin-bottom: 18px; font-size: 14px;
  display: flex; align-items: center; gap: 8px;
}
.submit-alert--ok { background: rgba(46, 204, 154, .1); color: #16a34a; border: 1px solid rgba(46, 204, 154, .3); }
.submit-alert--err { background: rgba(220, 38, 38, .08); color: #dc2626; border: 1px solid rgba(220, 38, 38, .25); }
html[data-theme="dark"] .submit-alert--ok { color: #4ade80; }
html[data-theme="dark"] .submit-alert--err { color: #f87171; }

.submit-section {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 26px 28px 28px; margin-bottom: 20px;
  box-shadow: var(--shadow);
}
.submit-section__title {
  font-size: 16px; font-weight: 700; color: var(--text);
  margin: 0 0 18px; padding-left: 12px;
  border-left: 3px solid var(--primary);
}
.submit-section__desc { color: var(--text-muted); font-size: 13.5px; margin: -6px 0 20px; line-height: 1.8; }

.submit-auto { background: var(--bg-soft); border-radius: 12px; padding: 6px 22px; }
.submit-auto__row {
  display: flex; align-items: center; gap: 14px;
  padding: 13px 0; border-bottom: 1px dashed var(--border);
}
.submit-auto__row:last-of-type { border-bottom: none; }
.submit-auto__label { width: 80px; flex-shrink: 0; color: var(--text-muted); font-size: 13px; }
.submit-auto__value { color: var(--text); font-size: 14px; word-break: break-all; }
.submit-auto__logo-row { align-items: flex-start; }
.submit-auto__logo-row .submit-auto__label { padding-top: 26px; }
.submit-auto__logos { display: flex; gap: 18px; flex-wrap: wrap; padding: 4px 0; }
.submit-auto__logo-item { display: flex; flex-direction: column; gap: 8px; }
.submit-auto__logo-label { font-size: 12px; color: var(--text-muted); }
.submit-auto__logo-box {
  width: 100px; height: 100px; border-radius: 12px;
  background: var(--card); border: 1px dashed var(--border);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden; transition: border-color .15s, box-shadow .15s;
}
.submit-auto__logo-box:hover { border-color: var(--primary); box-shadow: 0 4px 14px rgba(59, 110, 245, .15); }
.submit-auto__logo-box--wide { width: 200px; height: 50px; }
.submit-auto__logo-img { max-width: 100%; max-height: 100%; object-fit: contain; }
.submit-auto__logo-placeholder {
  font-size: 13px; font-weight: 600; color: var(--text-muted); letter-spacing: 1px;
}
.submit-auto__tips {
  margin-top: 14px; color: var(--text-muted); font-size: 13px; line-height: 2;
  padding: 12px 16px; border-radius: 10px; background: var(--card);
  border: 1px solid var(--border);
}
.submit-auto__tips p { margin: 0; }
.submit-auto__ref {
  margin-top: 14px; padding-top: 14px; border-top: 1px dashed var(--border);
  font-size: 13px; color: var(--text-muted);
}
.submit-auto__ref strong { color: var(--primary); font-weight: 600; }

.submit-manual { display: flex; flex-direction: column; gap: 18px; }
.submit-field { display: flex; flex-direction: column; gap: 8px; }
.submit-field label { font-size: 13.5px; font-weight: 600; color: var(--text); display: flex; align-items: center; }
.submit-field label em { color: var(--accent); font-style: normal; margin-left: 3px; }
.submit-field input, .submit-field select, .submit-field textarea {
  width: 100%; height: 44px; padding: 0 14px; border: 1px solid var(--border);
  border-radius: 10px; font-size: 14px; font-family: inherit; line-height: 44px;
  background: var(--bg-soft); color: var(--text);
  transition: border-color .15s, box-shadow .15s, background .15s;
  box-sizing: border-box;
}
.submit-field textarea { height: auto; min-height: 110px; padding: 12px 14px; line-height: 1.7; resize: vertical; }
.submit-field input:hover, .submit-field select:hover, .submit-field textarea:hover { border-color: var(--text-muted); }
.submit-field input:focus, .submit-field select:focus, .submit-field textarea:focus {
  outline: none; border-color: var(--primary); background: var(--card);
  box-shadow: 0 0 0 3px rgba(59, 110, 245, .12);
}
.submit-field input::placeholder, .submit-field textarea::placeholder { color: var(--text-muted); opacity: .7; }
.submit-actions { margin-top: 6px; }
.btn-submit-lg {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  width: 100%; height: 48px; border: none; border-radius: 999px;
  color: #fff; font-size: 15.5px; font-weight: 600; cursor: pointer;
  background: linear-gradient(135deg, var(--grad-a), var(--grad-b));
  box-shadow: 0 6px 16px rgba(59, 110, 245, .35);
  transition: transform .15s, filter .15s, box-shadow .15s;
}
.btn-submit-lg:hover {
  transform: translateY(-2px); filter: brightness(1.08);
  box-shadow: 0 9px 20px rgba(59, 110, 245, .45);
}
.btn-submit-lg:active { transform: translateY(0); }

@media (max-width: 640px) {
  .submit-section { padding: 20px 18px; }
  .submit-auto { padding: 4px 14px; }
  .submit-auto__label { width: 64px; }
  .submit-header__title { font-size: 22px; }
}

/* =========================================================
   新闻资讯（卡片网格 + 详情页美化）
   ========================================================= */
.page-head-bar {
  display: flex; align-items: center; gap: 14px; margin: 6px 2px 18px;
}
.page-bar-title {
  margin: 0; font-size: 21px; font-weight: 700; color: var(--text);
  display: flex; align-items: center; gap: 10px;
}
.page-bar-title i {
  width: 34px; height: 34px; border-radius: 10px; flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  color: #fff; font-size: 14px;
  background: linear-gradient(135deg, var(--grad-a), var(--grad-b));
  box-shadow: 0 3px 9px rgba(59, 110, 245, .3);
}
.page-bar-sub { font-size: 13px; color: var(--text-muted); }

/* 卡片网格：一行 4 个，响应式收缩 */
.news-grid {
  display: grid; gap: 16px;
  grid-template-columns: repeat(4, 1fr);
}
@media (max-width: 1399px) { .news-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 991px)  { .news-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 599px)  { .news-grid { grid-template-columns: 1fr; } }

.news-card {
  display: flex; flex-direction: column;
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden; color: var(--text);
  box-shadow: var(--shadow); transition: all .18s;
}
.news-card:hover {
  transform: translateY(-4px); box-shadow: var(--shadow-hover);
  border-color: transparent; color: var(--text);
}
.news-card__cover { position: relative; padding-top: 56%; background: var(--bg-soft); overflow: hidden; }
.news-card__cover img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; transition: transform .3s ease;
}
.news-card:hover .news-card__cover img { transform: scale(1.05); }
.news-card__ph {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  color: var(--text-muted); font-size: 34px; opacity: .5;
  background: linear-gradient(135deg, var(--bg-soft), var(--card));
}
.news-card__body { padding: 14px 16px 12px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.news-card__title {
  margin: 0; font-size: 15.5px; font-weight: 600; line-height: 1.5; color: var(--text);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  min-height: 2.9em;
}
.news-card:hover .news-card__title { color: var(--primary); }
.news-card__excerpt {
  margin: 0; font-size: 13px; color: var(--text-muted); line-height: 1.6;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.news-card__meta {
  margin-top: auto; padding-top: 10px; border-top: 1px dashed var(--border);
  display: flex; align-items: center; gap: 12px; font-size: 12px; color: var(--text-muted);
}
.news-card__meta i { margin-right: 3px; }
.news-card__more {
  margin-left: auto; color: var(--primary); font-size: 12px; white-space: nowrap;
  transition: gap .15s;
}
.news-card:hover .news-card__more i { transform: translateX(3px); }
.news-card__more i { transition: transform .15s; }

/* ---------- 详情页 ---------- */
.news-article-head { text-align: center; padding: 34px 24px 10px; }
.news-article-tag {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 14px; border-radius: 999px; margin-bottom: 14px;
  color: #fff; font-size: 12.5px; font-weight: 500;
  background: linear-gradient(135deg, var(--grad-a), var(--grad-b));
  box-shadow: 0 3px 9px rgba(59, 110, 245, .28);
}
.news-article-head h1 {
  font-size: 25px; line-height: 1.45; margin: 0 0 14px; color: var(--text);
}
.news-article-meta {
  display: flex; justify-content: center; flex-wrap: wrap;
  gap: 6px 20px; font-size: 13px; color: var(--text-muted);
  padding-bottom: 20px; border-bottom: 1px solid var(--border);
}
.news-article-meta i { margin-right: 5px; }
.news-cover { padding: 22px 26px 0; }
.news-cover img { width: 100%; border-radius: 12px; max-height: 460px; object-fit: cover; }
.news-content {
  padding: 26px 34px 8px; font-size: 15.5px; line-height: 2; color: var(--text);
  letter-spacing: .2px;
}
.news-content p { margin: 0 0 16px; text-align: justify; }
.news-content img { border-radius: 10px; margin: 10px 0; display: block; }
.news-content h2 { font-size: 19px; margin: 26px 0 12px; padding-left: 12px; border-left: 3px solid var(--primary); }
.news-content h3 { font-size: 17px; margin: 20px 0 10px; }
.news-content blockquote {
  margin: 14px 0; padding: 12px 18px; border-left: 3px solid var(--primary);
  background: var(--bg-soft); border-radius: 8px; color: var(--text-muted);
}
.news-article-foot { padding: 14px 26px 28px; }
.news-copyright {
  padding: 12px 16px;
  background: var(--bg-soft); border-left: 3px solid var(--primary);
  border-radius: 8px; font-size: 13px; color: var(--text-muted); line-height: 1.7;
}
.news-copyright i { margin-right: 6px; color: var(--primary); }
.news-article-share {
  display: flex; gap: 12px; justify-content: center; margin-top: 20px; flex-wrap: wrap;
}
.news-latest { list-style: none; margin: 0; padding: 0; }
.news-latest li { padding: 9px 2px; border-bottom: 1px dashed var(--border); }
.news-latest li:last-child { border-bottom: none; }
.news-latest a { color: var(--text); font-size: 14px; }
.news-latest a:hover { color: var(--primary); }
.news-latest i { color: var(--text-muted); font-size: 11px; margin-right: 8px; }

/* =========================================================
   首页 Banner 轮播
   ========================================================= */
.banner {
  position: relative; border-radius: var(--radius); overflow: hidden;
  margin-bottom: 20px; background: var(--card);
  border: 1px solid var(--border); box-shadow: var(--shadow);
  height: clamp(160px, 24vw, 300px);
}
.banner-track { position: relative; width: 100%; height: 100%; }
.banner-slide {
  position: absolute; inset: 0; display: block;
  opacity: 0; transition: opacity .5s ease; z-index: 1;
}
.banner-slide.active { opacity: 1; z-index: 2; }
.banner-slide img { width: 100%; height: 100%; object-fit: cover; }
.banner-caption {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 34px 20px 14px;
  background: linear-gradient(transparent, rgba(0, 0, 0, .55));
  color: #fff; font-size: 16px; font-weight: 600;
}
.banner-arrow {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 38px; height: 38px; border-radius: 50%; border: none;
  background: rgba(0, 0, 0, .35); color: #fff; font-size: 15px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; z-index: 5; transition: background .15s;
  backdrop-filter: blur(4px);
}
.banner-arrow:hover { background: rgba(0, 0, 0, .55); }
.banner-arrow--prev { left: 12px; }
.banner-arrow--next { right: 12px; }
.banner-dots {
  position: absolute; bottom: 12px; left: 0; right: 0;
  display: flex; justify-content: center; gap: 8px; z-index: 5;
}
.banner-dot {
  width: 9px; height: 9px; border-radius: 999px; border: none; padding: 0;
  background: rgba(255, 255, 255, .5); cursor: pointer; transition: all .2s;
}
.banner-dot.active { width: 26px; background: #fff; }

/* =========================================================
   关于我们
   ========================================================= */
.about-content { font-size: 15px; line-height: 1.9; color: var(--text); padding: 6px 4px; }
.about-content p { margin: 0 0 14px; }
.about-content img { max-width: 100%; border-radius: 10px; margin: 10px 0; }

/* 侧栏分隔线 */
.side-divider { height: 1px; background: var(--border); margin: 10px 8px; }

/* =========================================================
   全站右侧栏（宽屏 ≥1280px 显示）
   ========================================================= */
.rightbar {
  display: none;
}
@media (min-width: 1280px) {
  .rightbar {
    display: flex; flex-direction: column; gap: 16px;
    position: fixed; top: 72px; right: 16px; bottom: 16px;
    width: 234px; z-index: 80;
    overflow-y: auto; padding-right: 2px;
    scrollbar-width: thin;
  }
}
.rb-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 16px; flex-shrink: 0;
}
.rb-clock {
  text-align: center; padding: 18px 16px;
  background: linear-gradient(135deg, var(--grad-a), var(--grad-b));
  border: none; color: #fff;
}
.rb-clock-time {
  font-size: 30px; font-weight: 700; letter-spacing: 1px;
  font-variant-numeric: tabular-nums; line-height: 1.2;
}
.rb-clock-date { font-size: 13px; margin-top: 6px; opacity: .92; }
.rb-clock-week { font-size: 12px; margin-top: 3px; opacity: .8; }
.rb-title {
  font-size: 14px; font-weight: 700; color: var(--text);
  margin-bottom: 10px; display: flex; align-items: center; gap: 7px;
}
.rb-title i { color: var(--primary); font-size: 13px; }
.rb-list { display: flex; flex-direction: column; gap: 2px; }
.rb-item {
  display: flex; align-items: center; gap: 9px;
  padding: 7px 6px; border-radius: 9px; color: var(--text);
  transition: background .15s;
}
.rb-item:hover { background: var(--bg-soft); }
.rb-rank {
  width: 19px; height: 19px; border-radius: 6px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700; color: #fff;
  background: var(--text-muted);
}
.rb-rank-hot { background: linear-gradient(135deg, #ff9d4d, #ff5e62); }
.rb-item img {
  width: 22px; height: 22px; border-radius: 6px; flex-shrink: 0;
  object-fit: cover; background: var(--bg-soft); border: 1px solid var(--border);
}
.rb-name {
  font-size: 13px; flex: 1; min-width: 0;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.rb-views { font-size: 11px; color: var(--text-muted); flex-shrink: 0; }
.rb-news { display: flex; flex-direction: column; gap: 4px; }
.rb-news a {
  display: flex; gap: 6px; align-items: baseline;
  font-size: 13px; color: var(--text); padding: 6px 4px; line-height: 1.5;
  border-radius: 8px; transition: background .15s;
}
.rb-news a:hover { background: var(--bg-soft); color: var(--primary); }
.rb-news i { color: var(--text-muted); font-size: 10px; flex-shrink: 0; transform: translateY(-1px); }
.rb-news span {
  flex: 1; min-width: 0;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.rb-stats { display: flex; flex-direction: column; gap: 10px; }
.rb-stats > div {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 12px; border-radius: 9px; background: var(--bg-soft);
}
.rb-stats b { font-size: 16px; color: var(--primary); font-variant-numeric: tabular-nums; }
.rb-stats span { font-size: 12.5px; color: var(--text-muted); }