/* ===== 项目管理系统 PMS 样式 ===== */
:root {
  --primary: #1e5799;
  --primary-dark: #163d6b;
  --bg: #f0f3f7;
  --card: #ffffff;
  --text: #22303f;
  --muted: #7a8797;
  --border: #dde4ec;
  --success: #1e9e6a;
  --warning: #d98200;
  --danger: #cf3d3d;
  --radius: 10px;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
code { background: #eef2f7; padding: 1px 6px; border-radius: 4px; font-size: 0.85em; }

/* ---- 顶部导航 ---- */
.topbar { background: linear-gradient(90deg, var(--primary-dark), var(--primary)); color: #fff; box-shadow: 0 2px 8px rgba(0,0,0,.15); }
.nav-inner { max-width: 1200px; margin: 0 auto; display: flex; align-items: center; gap: 18px; padding: 0 20px; height: 54px; }
.brand { color: #fff; font-weight: 700; font-size: 17px; white-space: nowrap; }
.brand:hover { text-decoration: none; }
.nav-links { display: flex; gap: 4px; flex: 1; overflow-x: auto; }
.nav-links a { color: #d7e4f4; padding: 6px 12px; border-radius: 6px; font-size: 14px; white-space: nowrap; }
.nav-links a:hover { background: rgba(255,255,255,.12); text-decoration: none; color: #fff; }
.nav-user { display: flex; align-items: center; gap: 10px; }
.btn-logout { color: #ffd7d7; font-size: 13px; padding: 4px 10px; border: 1px solid rgba(255,255,255,.3); border-radius: 6px; }
.btn-logout:hover { background: rgba(255,255,255,.15); text-decoration: none; }

/* ---- 布局 ---- */
.container { max-width: 1200px; margin: 20px auto; padding: 0 20px; }
.footer { text-align: center; color: var(--muted); font-size: 12px; padding: 24px 0; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 900px) { .grid-2 { grid-template-columns: 1fr; } }

.card { background: var(--card); border-radius: var(--radius); padding: 18px 20px; box-shadow: 0 1px 4px rgba(20,40,70,.08); margin-bottom: 18px; }
.card h3 { margin: 0 0 12px; font-size: 16px; border-left: 4px solid var(--primary); padding-left: 8px; }

h2 { font-size: 20px; }
.page-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 20px; flex-wrap: wrap; margin-bottom: 16px; }
.page-head h2 { margin: 0 0 6px; }
.overall { display: flex; align-items: center; gap: 10px; }

/* ---- 表格 ---- */
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th { text-align: left; color: var(--muted); font-weight: 600; padding: 8px 6px; border-bottom: 2px solid var(--border); white-space: nowrap; }
.table td { padding: 9px 6px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.table tr:last-child td { border-bottom: none; }
.cell-desc { max-width: 320px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---- 进度条 ---- */
.progress { background: #e3e9f0; border-radius: 999px; height: 8px; width: 110px; overflow: hidden; display: inline-block; vertical-align: middle; }
.progress.big { width: 200px; height: 12px; }
.progress-bar { background: linear-gradient(90deg, #35a577, var(--success)); height: 100%; border-radius: 999px; }
.progress-num { font-size: 12px; color: var(--muted); margin-left: 6px; }
.big-num { font-size: 16px; font-weight: 700; color: var(--success); }

/* ---- 状态与徽章 ---- */
.status { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 12px; white-space: nowrap; }
.st-pending { background: #eef1f5; color: #5b6b7d; }
.st-in_progress { background: #e3f0ff; color: #1c5fa8; }
.st-done { background: #e2f7ec; color: #157a4e; }
.st-blocked { background: #fdeaea; color: #b02a2a; }
.badge { display: inline-block; background: #eef2f7; border-radius: 4px; padding: 2px 8px; font-size: 12px; color: #4a5b70; }
.role-admin { background: #fbe9d0; color: #a15c00; }
.role-member { background: #e3f0ff; color: #1c5fa8; }
.role-viewer { background: #e7ecf5; color: #4a5b70; }

/* ---- 按钮 / 表单 ---- */
.btn { display: inline-block; border: 1px solid var(--border); background: #fff; color: var(--text); border-radius: 7px; padding: 7px 16px; font-size: 14px; cursor: pointer; }
.btn:hover { border-color: var(--primary); color: var(--primary); text-decoration: none; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); color: #fff; }
.btn-danger { border-color: #eeb; background: #fdf3f3; color: var(--danger); }
.btn-sm { padding: 4px 10px; font-size: 13px; }
.btn-block { width: 100%; }
label { display: block; font-size: 13px; color: #4a5b70; margin: 10px 0 4px; }
input, select, textarea {
  width: 100%; padding: 8px 10px; border: 1px solid var(--border); border-radius: 7px;
  font-size: 14px; background: #fbfcfe;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--primary); }
textarea { resize: vertical; }
.form-row.flex { display: flex; gap: 14px; }
.form-row.flex > div { flex: 1; }
.inline-form { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-top: 8px; }
.inline-form input, .inline-form select { width: auto; flex: 1; min-width: 120px; }
.inline-form.wide input, .inline-form.wide select { flex: 2; min-width: 140px; }
.inline { display: inline-flex; align-items: center; gap: 6px; }
.admin-grid { display: flex; gap: 16px; flex-wrap: wrap; }
.admin-grid .inline-form { flex: 1; }
.admin-grid .task-admin-actions { display: flex; align-items: center; gap: 8px; }

/* ---- 登录页 ---- */
.login-wrap { display: flex; justify-content: center; align-items: center; min-height: 82vh; }
.login-card { background: #fff; width: 380px; border-radius: 14px; padding: 34px 36px; box-shadow: 0 8px 30px rgba(20,40,70,.18); }
.login-card h1 { text-align: center; font-size: 22px; margin: 0 0 4px; }
.login-sub { text-align: center; color: var(--muted); font-size: 12px; margin-bottom: 18px; }
.login-card .btn { margin-top: 18px; }
.login-tip { text-align: center; color: var(--muted); font-size: 11px; margin: 14px 0 0; }

/* ---- 提示 ---- */
.flash { border-radius: 8px; padding: 10px 14px; margin-bottom: 14px; font-size: 14px; }
.flash-success { background: #e2f7ec; color: #146c48; border: 1px solid #bfe8d6; }
.flash-error { background: #fdeaea; color: #a12a2a; border: 1px solid #f3cdcd; }
.notice { background: #eef4fd; border: 1px solid #d4e2f5; color: #29507e; padding: 10px 14px; border-radius: 8px; margin-bottom: 14px; font-size: 13px; }
.notice-viewer { background: #f6f3ea; border-color: #e8dfc4; color: #7a5b00; }
.empty { color: var(--muted); text-align: center; padding: 22px 0; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.pager { display: flex; gap: 10px; justify-content: center; margin-top: 14px; }

/* ---- 记录列表 ---- */
.log-list { list-style: none; margin: 0; padding: 0; }
.log-list li { border-bottom: 1px dashed var(--border); padding: 10px 2px; }
.log-list li:last-child { border-bottom: none; }
.log-head { font-size: 14px; }
.log-body { font-size: 14px; margin: 3px 0; white-space: pre-wrap; }
.log-time { color: var(--muted); font-size: 12px; }

/* ---- 统计 ---- */
.stat-row { display: flex; gap: 18px; margin-bottom: 18px; flex-wrap: wrap; }
.stat { background: var(--card); border-radius: var(--radius); padding: 14px 28px; text-align: center; box-shadow: 0 1px 4px rgba(20,40,70,.08); }
.stat-num { font-size: 28px; font-weight: 700; color: var(--primary); }
.stat-label { font-size: 12px; color: var(--muted); }

/* ---- 图片墙 ---- */
.img-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
.img-cell { margin: 0; }
.img-cell img { width: 100%; height: 110px; object-fit: cover; border-radius: 8px; border: 1px solid var(--border); display: block; }
.img-cell figcaption { font-size: 11px; color: #55657a; margin-top: 4px; word-break: break-all; }

/* ---- 错误页 ---- */
.error-card { text-align: center; padding: 60px 0; }
.error-card h1 { font-size: 64px; color: var(--primary); margin-bottom: 8px; }

details.admin-box { margin-top: 12px; background: #f7f9fc; border-radius: 8px; padding: 8px 12px; }
details.admin-box summary { cursor: pointer; font-size: 13px; color: var(--primary); }