:root {
  --blue: #1b5fb1;
  --blue-d: #0f4a94;
  --line: #c5d6e4;
  --head: #e8eff6;
  --muted: #7a7a7a;
  --orange: #f26c4f;
  --link: #0b4aa5;
}

html, body { margin: 0; }
body {
  font: 13px/1.65 "Microsoft YaHei", "PingFang SC", Tahoma, Arial, sans-serif;
  color: #333;
  background: #fff;
}
a { color: var(--link); text-decoration: none; }
a:hover { color: #d00; text-decoration: none; }
i { font-style: normal; }
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 10px; }
.main { padding-top: 10px; padding-bottom: 30px; min-height: 60vh; }
.muted { color: var(--muted); }
.sm { font-size: 12px; color: var(--muted); }
.empty { padding: 26px 12px; text-align: center; color: var(--muted); }
.validation-summary-valid { display: none; }
.alert ul { margin: 0; padding-left: 18px; }
.linkbtn { background: none; border: 0; padding: 0; color: var(--link); cursor: pointer; font: inherit; }
.linkbtn:hover { color: #d00; }

/* ---------- 头部 ---------- */
.site-head {
  background: linear-gradient(180deg, #b7dbf6 0%, #e6f2fc 100%);
  border-bottom: 1px solid #a9c9e6;
}
.head-in { display: flex; justify-content: space-between; align-items: center; height: 104px; }
.logo {
  font-size: 36px; font-weight: 800; letter-spacing: 3px; color: #fff;
  text-shadow: 2px 2px 0 var(--blue), -1px -1px 0 var(--blue), 1px -1px 0 var(--blue), -1px 1px 0 var(--blue);
}
.logo span { color: #ffd24d; }
.logo:hover { color: #fff; }
.brand { display: flex; flex-direction: column; }
.slogan { margin-top: 2px; font-size: 13px; letter-spacing: 3px; color: #2c5f96; }
.head-user { text-align: right; line-height: 1.9; color: #555; }
.head-user .uname { color: #222; }
.head-user .sep { color: #9bb; margin: 0 8px; }

/* ---------- 导航条 ---------- */
.site-nav { background: linear-gradient(#2c78cd, #0f57ad); border-bottom: 3px solid #0a3f82; }
.nav-in { display: flex; align-items: flex-end; height: 42px; }
.nav-tab {
  display: block; height: 36px; line-height: 36px; padding: 0 20px;
  color: #fff; font-size: 16px; font-weight: bold; border-radius: 4px 4px 0 0;
}
.nav-tab.on { background: #fff; color: var(--blue); }
.nav-tab:hover { color: #fff; }
.nav-tab.on:hover { color: var(--blue); }
.quick {
  height: 30px; margin-bottom: 4px; padding: 0 14px; border: 0; border-radius: 3px;
  background: #fff; color: var(--blue); font-weight: bold; cursor: pointer;
}

/* ---------- 搜索条 ---------- */
.search-bar { background: var(--head); border-bottom: 1px solid var(--line); padding: 12px 0; }
.search-form { display: flex; }
.search-form input {
  width: 320px; max-width: 60vw; height: 34px; padding: 0 10px;
  border: 1px solid var(--line); border-right: 0; border-radius: 3px 0 0 3px; outline: none;
}
.search-form button {
  height: 34px; padding: 0 18px; border: 0; border-radius: 0 3px 3px 0;
  background: var(--blue); color: #fff; font-weight: bold; cursor: pointer;
}
.search-form button:hover { background: var(--blue-d); }
.hot-words b { color: #333; margin-right: 6px; }
.hot-words a { margin-right: 12px; }

/* ---------- 面包屑 / 统计条 ---------- */
.crumb { padding: 6px 2px; color: #555; }
.crumb i { margin: 0 6px; color: #999; }
.statbar { padding: 6px 2px 10px; color: var(--muted); }
.statbar b { color: #333; font-weight: normal; }
.statbar i { margin: 0 8px; color: #ccc; }

/* ---------- 首页三栏 ---------- */
.panels {
  display: grid; grid-template-columns: 230px 1fr 260px;
  border: 1px solid var(--line); background: #faf9f7; margin-bottom: 14px;
}
.panel-mid { border-left: 1px solid var(--line); border-right: 1px solid var(--line); min-width: 0; }
.tabs { display: flex; margin: 0; padding: 0 6px; list-style: none; background: var(--head); border-bottom: 1px solid var(--line); }
.tabs li {
  padding: 5px 14px; margin: 4px 3px 0 0; cursor: pointer; color: #333;
  border: 1px solid transparent; border-bottom: 0; border-radius: 3px 3px 0 0;
}
.tabs li:hover { color: var(--blue); }
.tabs li.on {
  background: #fff; color: #b40000; font-weight: bold;
  border-color: var(--line); border-top: 2px solid var(--blue); margin-bottom: -1px; padding-bottom: 6px;
}
.tlist { margin: 0; padding: 4px 10px; list-style: none; }
.tlist li {
  display: flex; gap: 6px; align-items: baseline; padding: 3px 0;
  border-bottom: 1px dotted #d6d6d6; white-space: nowrap;
}
.tlist li > a:not(.x) { overflow: hidden; text-overflow: ellipsis; }
.tlist .fname { color: var(--muted); }
.tlist .fname a { color: var(--muted); }
.tlist .by { margin-left: auto; color: var(--muted); padding-left: 8px; flex-shrink: 0; }
.tlist .rk {
  display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0;
  width: 20px; height: 20px; border-radius: 50%; background: #9fb7d1; color: #fff; font-size: 12px;
}

/* ---------- 分区 / 版块 ---------- */
.grp { border: 1px solid var(--line); margin-bottom: 12px; background: #fff; }
.grp-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 6px 12px; font-weight: bold; color: var(--link);
  background: linear-gradient(#f4f8fc, #e2ebf4); border-bottom: 1px solid var(--line);
}
.grp-r { display: flex; align-items: center; gap: 10px; font-weight: normal; color: #555; }
.tog {
  width: 20px; height: 20px; padding: 0; line-height: 18px; text-align: center;
  border: 1px solid #b8c6d4; border-radius: 50%; background: #fff; color: #667; cursor: pointer;
}
.tog:hover { background: #eef4fa; }
.fdesc { padding: 10px 14px; color: #555; border-bottom: 1px dotted #d6d6d6; }
.sub-title { padding: 5px 14px; font-weight: bold; color: #555; background: #f6f9fc; border-bottom: 1px solid var(--line); }

.frow {
  display: grid; grid-template-columns: 150px 1fr 120px 280px; gap: 12px;
  align-items: center; padding: 12px 14px; border-bottom: 1px dotted #cfd8e0;
}
.frow:last-child { border-bottom: 0; }
.ficon .ph, .ficon img {
  display: flex; align-items: center; justify-content: center;
  width: 128px; height: 76px; object-fit: cover;
  border: 1px solid var(--line); border-radius: 3px;
  color: #fff; font-size: 34px; font-weight: bold;
}
.ficon .ph:hover { color: #fff; opacity: .92; }
.finfo h3 { margin: 0 0 2px; font-size: 14px; font-weight: bold; }
.finfo h3 a { color: #222; }
.finfo h3 a:hover { color: #d00; }
.today { color: var(--orange); font-style: normal; margin-left: 2px; font-weight: normal; }
.finfo p { margin: 0; color: #666; }
.finfo .subs { margin-top: 3px; }
.finfo .subs a { margin: 0 2px 0 6px; }
.finfo .subs .today { margin-left: 0; }
.finfo .mod span { color: var(--link); }
.fcount { text-align: center; color: var(--muted); }
.fcount a { color: var(--link); }
.flast { min-width: 0; }
.flast .lt { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.flast .lm { color: var(--muted); }

/* ---------- 帖子列表 ---------- */
.bar { margin: 10px 0; }
.tt { width: 100%; border: 1px solid var(--line); border-collapse: collapse; background: #fff; }
.tt th { background: var(--head); padding: 6px 10px; text-align: left; font-weight: bold; border-bottom: 1px solid var(--line); }
.tt td { padding: 8px 10px; border-bottom: 1px dotted #cfd8e0; vertical-align: middle; }
.tt .c { text-align: center; }
.tt .ttl { width: 46%; }
.tt .ttl a { font-size: 14px; }
.tt .cnt { color: var(--orange); }
.tt .subrow td { background: #fafcfe; color: #555; }

/* ---------- 分页 ---------- */
.pg { display: flex; justify-content: center; flex-wrap: wrap; gap: 4px; margin: 16px 0; }
.pg a, .pg strong, .pg .gap {
  min-width: 30px; padding: 3px 9px; text-align: center; border: 1px solid var(--line); background: #fff;
}
.pg strong { background: var(--blue); border-color: var(--blue); color: #fff; }
.pg .gap { border: 0; background: none; }
.pg a:hover { background: var(--head); }

/* ---------- 帖子页 ---------- */
.tt-head {
  display: flex; justify-content: space-between; align-items: baseline; gap: 12px;
  padding: 8px 12px; margin-bottom: 8px; background: var(--head); border: 1px solid var(--line);
}
.tt-head h1 { margin: 0; font-size: 18px; word-break: break-word; }
.tt-head span { color: var(--muted); white-space: nowrap; }
.tt-head i { margin: 0 8px; color: #ccc; }

.post { display: grid; grid-template-columns: 160px 1fr; border: 1px solid var(--line); margin-bottom: 8px; background: #fff; }
.pauthor { padding: 14px 10px; text-align: center; background: #f6f9fc; border-right: 1px solid var(--line); }
.avatar {
  display: flex; align-items: center; justify-content: center; margin: 0 auto 6px;
  width: 64px; height: 64px; border-radius: 50%; color: #fff; font-size: 28px; font-weight: bold;
}
.pname { font-weight: bold; word-break: break-all; }
.pmeta { margin-top: 4px; font-size: 12px; color: var(--muted); }
.pmain { display: flex; flex-direction: column; min-width: 0; }
.phead { display: flex; justify-content: space-between; padding: 6px 14px; color: var(--muted); border-bottom: 1px dotted #cfd8e0; }
.phead .floor { color: var(--orange); font-weight: bold; }
.pbody { padding: 14px; white-space: pre-wrap; word-break: break-word; font-size: 14px; line-height: 1.8; min-height: 90px; }
.reply-box { margin-top: 14px; padding: 12px; border: 1px solid var(--line); background: #f6f9fc; }

/* ---------- 表单盒子 ---------- */
.box { padding: 18px; border: 1px solid var(--line); background: #fff; }
.box h2 { margin: 0 0 14px; font-size: 17px; }
.box.narrow { max-width: 440px; margin: 20px auto; }

/* ---------- 页脚 ---------- */
.site-foot { padding: 18px 0; border-top: 1px solid var(--line); text-align: center; color: var(--muted); }

/* ---------- 窄屏 ---------- */
@media (max-width: 900px) {
  .panels { grid-template-columns: 1fr; }
  .panel-mid { border: 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
  .frow { grid-template-columns: 100px 1fr; }
  .ficon .ph, .ficon img { width: 88px; height: 56px; font-size: 24px; }
  .fcount, .flast { grid-column: 2; text-align: left; }
  .post { grid-template-columns: 1fr; }
  .pauthor { display: flex; gap: 10px; align-items: center; text-align: left; border-right: 0; border-bottom: 1px solid var(--line); padding: 8px 12px; }
  .avatar { width: 40px; height: 40px; font-size: 18px; margin: 0; }
  .tt .ttl { width: auto; }
}

/* ---------- 富文本：编辑器与正文 ---------- */
.rt-editor { background: #fff; font-size: 14px; }
.ql-toolbar.ql-snow { background: #f6f9fc; border-color: var(--line); }
.ql-container.ql-snow { border-color: var(--line); }
.rt-status { min-height: 20px; font-size: 12px; color: var(--orange); }

.pbody.rich { white-space: normal; }
.rich p { margin: 0 0 .7em; }
.rich h2 { font-size: 18px; margin: .8em 0 .4em; }
.rich h3 { font-size: 16px; margin: .8em 0 .4em; }
.rich img { display: block; max-width: 100%; height: auto; margin: 8px 0; border-radius: 3px; }
.rich blockquote { margin: 8px 0; padding: 2px 12px; border-left: 4px solid #c9d4df; color: #555; background: #f7f9fb; }
.rich pre { margin: 8px 0; padding: 10px 12px; overflow: auto; background: #f3f5f8; border: 1px solid #e1e7ee; border-radius: 3px; white-space: pre; }
.rich ul, .rich ol { padding-left: 1.6em; }
.rich .ql-align-center { text-align: center; }
.rich .ql-align-right { text-align: right; }
.rich .ql-align-justify { text-align: justify; }
.rich .ql-align-center img { margin-left: auto; margin-right: auto; }

/* ---------- 用户控制面板 ---------- */
.my-wrap { display: grid; grid-template-columns: 190px 1fr; gap: 14px; align-items: start; }
.my-nav { border: 1px solid var(--line); background: #fff; }
.my-nav h3 { margin: 0; padding: 7px 12px; font-size: 14px; color: var(--link);
  background: linear-gradient(#f4f8fc, #e2ebf4); border-bottom: 1px solid var(--line); }
.my-nav h4 { margin: 0; padding: 8px 12px 2px; font-size: 12px; color: var(--muted); font-weight: normal; }
.my-nav a { display: block; padding: 6px 14px; color: #333; border-left: 3px solid transparent; }
.my-nav a:hover { background: #f3f7fb; }
.my-nav a.on { border-left-color: var(--blue); background: #eaf2fb; color: var(--blue); font-weight: bold; }
.my-main { min-width: 0; }
.my-title { margin: 0 0 12px; font-size: 17px; }
.stat-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 16px; }
.stat-cards > div { border: 1px solid var(--line); background: #fff; padding: 12px; text-align: center; }
.stat-cards b { display: block; font-size: 22px; color: var(--blue); }
.stat-cards span { color: var(--muted); }
.tt tbody th { background: #f6f9fc; font-weight: normal; color: #555; width: 120px; }

/* ---------- 私信 / 未读 ---------- */
.badge-unread { display: inline-block; min-width: 18px; padding: 0 5px; margin-left: 3px; font-size: 12px;
  line-height: 18px; text-align: center; color: #fff; background: var(--orange); border-radius: 9px; }
.unread-dot { color: var(--orange); margin-right: 4px; font-size: 10px; }
.msg-meta { padding: 10px 14px; background: var(--head); border: 1px solid var(--line); }
.msg-body { padding: 14px; min-height: 120px; border: 1px solid var(--line); border-top: 0; background: #fff;
  white-space: pre-wrap; word-break: break-word; font-size: 14px; line-height: 1.8; }

/* ---------- 帖子上的操作 ---------- */
.pm-link { display: inline-block; margin-top: 6px; font-size: 12px; }
.edited { margin-left: 8px; font-size: 12px; color: var(--muted); font-style: normal; }
.pfoot { padding: 6px 14px; text-align: right; border-top: 1px dotted #cfd8e0; font-size: 12px; margin-top: auto; }
.pfoot a, .pfoot .linkbtn { margin-left: 12px; }

@media (max-width: 900px) {
  .my-wrap { grid-template-columns: 1fr; }
  .stat-cards { grid-template-columns: repeat(2, 1fr); }
}