/* 管理后台：中性配色，黑字，小圆角 */
.theme-admin { background: #f4f5f7; }
.theme-admin [hidden] { display: none !important; }
.ad-wrap { max-width: 1100px; margin: 0 auto; padding: 0 16px; }

/* 登录 */
.login { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 16px; }
.login-box { width: 100%; max-width: 340px; background: #fff; border: 1px solid #d9d9d9; border-top: 5px solid #222; border-radius: 3px; padding: 22px 20px; }
.login-box h1 { font-size: 22px; }
.login-box p { margin: 6px 0 14px; font-size: 14px; }
.login-box input { width: 100%; font: inherit; font-size: 16px; padding: 9px 10px; border: 1px solid #b9b9b9; border-radius: 3px; }
.login-box .btn { width: 100%; margin-top: 10px; background: #222; }
.login-err { min-height: 20px; margin-top: 8px; font-size: 13px; color: #8a1f17; }

/* 顶栏 */
.ad-head { background: #fff; border-top: 5px solid #222; border-bottom: 1px solid #d9d9d9; }
.ad-head-row { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding-top: 12px; padding-bottom: 12px; flex-wrap: wrap; }
.ad-head h1 { font-size: 20px; }
.ad-head-tools { display: flex; align-items: center; gap: 8px; }
.ad-updated { font-size: 12px; }
.btn-s { font: inherit; font-size: 13px; padding: 4px 10px; background: #fff; color: #000; border: 1px solid #b9b9b9; border-radius: 3px; cursor: pointer; }
.btn-s:hover { background: #eee; }
.btn-s.danger { border-color: #c9a19c; }
.btn-s.danger:hover { background: #f6e3e1; }

/* 项目卡片 */
.ad-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; margin-top: 16px; }
.pc { background: #fff; border: 1px solid #d9d9d9; border-left: 6px solid var(--c, #222); border-radius: 3px; padding: 12px 14px; }
.pc-team { font-size: 12px; }
.pc-title { font-size: 18px; font-weight: 700; }
.pc-num { font-size: 30px; font-weight: 700; line-height: 1.2; margin-top: 4px; }
.pc-num small { font-size: 13px; font-weight: 400; margin-left: 4px; }
.pc-meta { font-size: 13px; }
.pc-cover { height: 6px; background: #eee; border-radius: 2px; margin: 6px 0 2px; overflow: hidden; }
.pc-cover i { display: block; height: 100%; background: var(--c, #222); }
.pc-links { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }
.pc-links a.btn-s { text-decoration: none; }
.c-feiji { --c: #223F5C; }
.c-yibao { --c: #24466F; }
.c-zhenghe { --c: #1D5A80; }
.c-feiji .pc-cover i { background: #F1772B; }
.c-yibao .pc-cover i { background: #C59A3E; }
.c-zhenghe .pc-cover i { background: #A0522D; }

/* 筛选栏 */
.ad-bar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-top: 16px; padding: 10px 12px; background: #fff; border: 1px solid #d9d9d9; border-radius: 3px; }
.seg { display: inline-flex; border: 1px solid #b9b9b9; border-radius: 3px; overflow: hidden; }
.seg button { font: inherit; font-size: 13px; padding: 4px 10px; background: #fff; color: #000; border: 0; border-left: 1px solid #b9b9b9; cursor: pointer; }
.seg button:first-child { border-left: 0; }
.seg button.on { background: #222; color: #fff; }
.ad-search { flex: 1 1 180px; min-width: 0; font: inherit; font-size: 14px; padding: 5px 9px; border: 1px solid #b9b9b9; border-radius: 3px; }
.ad-export { font-size: 13px; display: flex; gap: 6px; align-items: center; }
.ad-summary { font-size: 13px; margin: 12px 2px 4px; }

/* 列表 */
.grp { margin-top: 14px; background: #fff; border: 1px solid #d9d9d9; border-top: 4px solid var(--c, #222); border-radius: 3px; padding: 12px 14px; }
.grp > h2 { font-size: 17px; }
.grp > h2 small { font-size: 12px; font-weight: 400; margin-left: 6px; }
.sub-h { font-size: 13px; font-weight: 700; margin: 14px 0 4px; padding-bottom: 3px; border-bottom: 1px solid #e6e6e6; }
.tgt { margin-top: 10px; }
.tgt-q { font-size: 14px; padding: 6px 10px; background: #f4f5f7; border-left: 3px solid var(--c, #222); border-radius: 2px; }
.tgt-q b { margin-right: 6px; font-size: 12px; }
.it { display: flex; gap: 10px; align-items: flex-start; padding: 8px 0 8px 12px; border-bottom: 1px dashed #e3e3e3; }
.it:last-child { border-bottom: 0; }
.it-main { flex: 1 1 auto; min-width: 0; }
.it-text { white-space: pre-wrap; word-break: break-word; font-size: 15px; }
.it-meta { font-size: 12px; display: flex; gap: 10px; flex-wrap: wrap; margin-top: 2px; }
.it-meta b { font-weight: 600; }
.tag { display: inline-block; font-size: 12px; padding: 0 6px; border: 1px solid var(--c, #222); border-radius: 2px; }
.empty { margin-top: 14px; padding: 30px 14px; text-align: center; background: #fff; border: 1px dashed #c9c9c9; border-radius: 3px; font-size: 14px; }

@media (max-width: 600px) {
  .ad-export { width: 100%; }
  .it { padding-left: 4px; }
}