/*
Theme Name: CTOCIO HTML5
Theme URI: https://www.ctocio.com
Description: IT经理网 HTML5 响应式主题 —— 复刻 wp-max 主站视觉风格（青色导航、门户三栏布局），支持移动端自适应。无外部依赖。
Author: ctocio dev
Version: 1.0.0
Text Domain: ctocio-html5
*/

:root {
  --teal: #007a8f;
  --teal-bright: #21b3e2;
  --teal-link: #007799;
  --text: #1a1a1a;
  --text-gray: #596064;
  --border: #e5e5e5;
  --bg: #ffffff;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { -webkit-text-size-adjust: 100%; }

body {
  font: 14px/1.6 "Microsoft Yahei", "PingFang SC", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
}

img { max-width: 100%; height: auto; border: 0; }
a { color: var(--text); text-decoration: none; }
a:hover { color: var(--teal-bright); }
ul, ol { list-style: none; }
.clear { clear: both; }

.container { max-width: 1000px; margin: 0 auto; padding: 0 10px; }

/* ===== 顶部灰色小导航 ===== */
.topbar { background: #3b4450; font-size: 12px; }
.topbar ul { display: flex; justify-content: flex-end; flex-wrap: wrap; }
.topbar a { color: #e8e8e8; display: block; padding: 6px 10px; }
.topbar a:hover { color: #fff; background: var(--teal-bright); }

/* ===== Logo 区 ===== */
.hdr { display: flex; align-items: center; justify-content: space-between; gap: 15px; padding: 14px 0; }
.hdr .logo img { width: 200px; height: auto; }
.hdr .ad { flex: 1; max-width: 600px; min-height: 60px; text-align: right; }

/* ===== 主导航 ===== */
.mainnav { background: var(--teal); }
.mainnav ul { display: flex; flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.mainnav li { flex: 0 0 auto; }
.mainnav a {
  display: block; padding: 11px 13px; color: #fff;
  font-weight: bold; font-size: 14px; white-space: nowrap;
  border-right: 1px solid rgba(255,255,255,.14);
}
.mainnav li:first-child a { border-left: 1px solid rgba(255,255,255,.14); }
.mainnav a:hover, .mainnav .current-cat a { background: var(--teal-bright); color: #fff; }
.mainnav .home-ico { font-size: 15px; }

/* ===== 热门标签行 ===== */
.hottags { border-bottom: 2px solid var(--teal-bright); padding: 7px 0; font-size: 12px; }
.hottags .hd { color: #c00; font-weight: bold; margin-right: 6px; }
.hottags a { color: var(--teal-link); margin: 0 4px; display: inline-block; }
.hottags a:hover { color: var(--teal-bright); }

/* ===== 首页焦点区 ===== */
.hotzone { display: grid; grid-template-columns: 320px 1fr 300px; gap: 20px; padding: 15px 0; }

.block-hd {
  border-bottom: 2px solid var(--teal-bright); margin-bottom: 10px; overflow: hidden;
}
.block-hd .t {
  display: inline-block; background: var(--teal-bright); color: #fff;
  font-size: 14px; font-weight: bold; padding: 4px 14px;
}
.block-hd .more { float: right; font-size: 12px; color: var(--teal-link); padding: 5px 0; }

/* 左：主推 */
.feat h2 { font-size: 18px; line-height: 1.4; margin-bottom: 8px; }
.feat h2 a { color: var(--text); }
.feat h2 a:hover { color: var(--teal-bright); }
.feat .thumb { display: block; margin-bottom: 8px; }
.feat .thumb img { width: 100%; display: block; }
.feat p { color: var(--text-gray); font-size: 13px; margin-bottom: 10px; }
.btn-more {
  display: inline-block; background: var(--teal); color: #fff; font-size: 13px;
  padding: 6px 16px; border-radius: 2px;
}
.btn-more:hover { background: var(--teal-bright); color: #fff; }

/* 中：动态列表 */
.midlist li { display: flex; gap: 10px; padding: 9px 0; border-bottom: 1px solid var(--border); }
.midlist li:last-child { border-bottom: 0; }
.midlist .t { font-size: 15px; font-weight: bold; line-height: 1.4; margin-bottom: 4px; }
.midlist .t a:hover { color: var(--teal-bright); }
.midlist img { width: 75px; height: 60px; object-fit: cover; flex: 0 0 75px; }
.midlist p { color: var(--text-gray); font-size: 12px; }
.midlist .fpost { display: flex; gap: 10px; }

/* ===== 侧栏 ===== */
.side .widget { margin-bottom: 18px; border: 1px solid var(--border); }
.side .searchform { display: flex; padding: 10px; }
.side .searchform input[type=text] {
  flex: 1; border: 1px solid #d8d8d8; padding: 6px 8px; font-size: 13px; outline: none;
}
.side .searchform button {
  background: var(--teal); color: #fff; border: 0; padding: 6px 14px; cursor: pointer;
}
.side .searchform button:hover { background: var(--teal-bright); }

/* tabs */
.tabs-hd { display: flex; border-bottom: 2px solid var(--teal-bright); }
.tabs-hd .tab {
  flex: 1; text-align: center; padding: 8px 2px; font-size: 13px; cursor: pointer;
  background: #f4f4f4; border-right: 1px solid #fff; color: var(--text-gray);
}
.tabs-hd .tab.on { background: var(--teal-bright); color: #fff; }
.tabpanel { display: none; padding: 8px 12px; }
.tabpanel.on { display: block; }
.tabpanel ol { counter-reset: n; }
.tabpanel li {
  padding: 6px 0; border-bottom: 1px dashed var(--border); counter-increment: n;
  font-size: 13px; display: flex; align-items: baseline; gap: 6px;
}
.tabpanel li:last-child { border-bottom: 0; }
.tabpanel li::before {
  content: counter(n); color: #fff; background: #b1b3b7; font-size: 11px;
  min-width: 16px; height: 16px; line-height: 16px; text-align: center; flex: 0 0 16px;
  display: inline-block; margin-top: 3px;
}
.tabpanel li:nth-child(-n+3)::before { background: var(--teal-bright); }
.tabpanel li a { flex: 1; }
.tabpanel li em { color: #999; font-style: normal; font-size: 11px; }

/* 专栏 */
.zj-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; padding: 12px; }
.zj-grid a { text-align: center; font-size: 12px; color: var(--teal-link); display: block; }
.zj-grid img { width: 60px; height: 60px; border-radius: 4px; object-fit: cover; display: block; margin: 0 auto 4px; }

/* ===== 栏目板块 ===== */
.columns { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; padding-bottom: 10px; }
.col-block .catlist li { display: flex; gap: 10px; padding: 8px 0; border-bottom: 1px solid var(--border); }
.col-block .catlist img { width: 90px; height: 72px; object-fit: cover; flex: 0 0 90px; }
.col-block .catlist .t { font-size: 14px; font-weight: bold; line-height: 1.45; margin-bottom: 3px; }
.col-block .catlist p { color: var(--text-gray); font-size: 12px; }
.col-block ul.morel { padding: 4px 0; }
.col-block ul.morel li {
  padding: 5px 0 5px 12px; position: relative; font-size: 13px;
  border-bottom: 1px dashed var(--border);
}
.col-block ul.morel li:last-child { border-bottom: 0; }
.col-block ul.morel li::before {
  content: ""; width: 4px; height: 4px; background: var(--teal-bright);
  position: absolute; left: 0; top: 13px;
}
.col-block .morelink {
  display: inline-block; margin-top: 6px; font-size: 12px; color: var(--teal-link);
}

/* ===== 文章页 ===== */
.post-wrap { display: grid; grid-template-columns: 1fr 300px; gap: 22px; padding: 15px 0; }
.entry-hd { border-bottom: 3px solid var(--teal); padding-bottom: 10px; margin-bottom: 14px; }
.entry-hd h1 { font-size: 24px; line-height: 1.4; color: var(--text); }
.entry-meta { color: #999; font-size: 12px; margin-top: 8px; }
.entry-meta a { color: var(--teal-link); }
.entry-content { font-size: 15px; line-height: 1.9; word-break: break-word; }
.entry-content p { margin-bottom: 14px; }
.entry-content h2, .entry-content h3 { margin: 20px 0 10px; font-size: 18px; }
.entry-content img { display: block; margin: 10px auto; }
.entry-content table { border-collapse: collapse; width: 100%; margin: 12px 0; }
.entry-content table td, .entry-content table th { border: 1px solid #333; padding: 6px 8px; }
.entry-content blockquote {
  border-left: 3px solid var(--teal-bright); background: #f8f8f8;
  padding: 10px 14px; margin: 12px 0; color: var(--text-gray);
}
.entry-tags { margin: 16px 0; font-size: 12px; color: #999; }
.entry-tags a {
  display: inline-block; border: 1px solid var(--border); padding: 2px 10px;
  margin: 0 6px 6px 0; color: var(--teal-link);
}
.entry-tags a:hover { border-color: var(--teal-bright); color: var(--teal-bright); }
.post-nav { display: flex; justify-content: space-between; gap: 10px; font-size: 13px; border-top: 1px solid var(--border); padding-top: 12px; }
.post-nav a { color: var(--teal-link); }

/* 列表页（归档/搜索） */
.arch-list li { display: flex; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--border); }
.arch-list img { width: 110px; height: 82px; object-fit: cover; flex: 0 0 110px; }
.arch-list .t { font-size: 16px; font-weight: bold; margin-bottom: 4px; }
.arch-list p { color: var(--text-gray); font-size: 13px; }
.pagenavi { text-align: center; padding: 20px 0; font-size: 13px; }
.pagenavi a, .pagenavi span { display: inline-block; padding: 5px 11px; border: 1px solid var(--border); margin: 0 3px; }
.pagenavi .current { background: var(--teal); border-color: var(--teal); color: #fff; }
.pagenavi a:hover { border-color: var(--teal-bright); color: var(--teal-bright); }
.cat-title { border-bottom: 3px solid var(--teal); padding: 12px 0 8px; font-size: 20px; }

/* ===== 页脚 ===== */
footer.site { margin-top: 25px; border-top: 3px solid var(--teal-bright); background: #fff url() top repeat-x; }
.f-cols {
  display: grid; grid-template-columns: repeat(7, 1fr); gap: 14px;
  padding: 22px 0; border-bottom: 1px solid #596874; font-size: 13px;
}
.f-cols h4 { font-size: 13px; margin-bottom: 8px; }
.f-cols h4 a { color: #000; }
.f-cols li { border-bottom: 1px solid #ededed; }
.f-cols li a { display: block; padding: 3px 0; color: var(--teal-link); font-size: 12px; }
.f-cols li a:hover { color: #000; }
.f-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 6px; padding: 12px 0; font-size: 12px; color: var(--text-gray); }
.f-bottom a { color: var(--text-gray); }

/* ===== 响应式 ===== */
@media (max-width: 1023px) {
  .hotzone { grid-template-columns: 1fr 1fr; }
  .hotzone .side { grid-column: 1 / -1; }
  .f-cols { grid-template-columns: repeat(4, 1fr); }
}
@media (max-width: 767px) {
  .hdr { padding: 10px 0; }
  .hdr .logo img { width: 160px; }
  .hdr .ad { display: none; }
  .hotzone { grid-template-columns: 1fr; gap: 14px; }
  .columns { grid-template-columns: 1fr; gap: 14px; }
  .post-wrap { grid-template-columns: 1fr; }
  .f-cols { grid-template-columns: repeat(3, 1fr); }
  .f-cols .f-extra { grid-column: 1 / -1; }
  .entry-hd h1 { font-size: 20px; }
  .entry-content { font-size: 15px; }
  .arch-list img { width: 90px; height: 68px; flex: 0 0 90px; }
  .mainnav a { padding: 10px 11px; }
}
@media (max-width: 400px) {
  .f-cols { grid-template-columns: repeat(2, 1fr); }
}