/* ============================================================
   企业微信 OA + 项目管理系统  —— 样式
   ============================================================ */
:root {
  --primary: #4a6cf7;
  --primary-dark: #3b58d6;
  --primary-light: #eef1fe;
  --success: #12b76a;
  --success-light: #e7f8ef;
  --warning: #f79009;
  --warning-light: #fef4e6;
  --danger: #f04438;
  --danger-light: #fdecea;
  --gray: #667085;
  --gray-light: #f2f4f7;
  --border: #e4e7ec;
  --text: #101828;
  --text-secondary: #475467;
  --sidebar-bg: #1b2036;
  --sidebar-hover: #262c47;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(16,24,40,.08), 0 1px 2px rgba(16,24,40,.06);
  --shadow-lg: 0 12px 32px rgba(16,24,40,.14);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", system-ui, -apple-system, sans-serif;
  font-size: 14px;
  color: var(--text);
  background: var(--gray-light);
  -webkit-font-smoothing: antialiased;
}
.hidden { display: none !important; }
a { color: var(--primary); text-decoration: none; }
h1, h2, h3, h4 { margin: 0; }

/* ---------------- 登录页 ---------------- */
.login-wrap {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #3b58d6 0%, #6b4df7 55%, #22b3c9 100%);
  padding: 20px;
}
.login-card {
  width: 100%; max-width: 420px; background: #fff; border-radius: 16px;
  padding: 36px 32px; box-shadow: var(--shadow-lg);
}
.login-brand { text-align: center; margin-bottom: 26px; }
.brand-logo { font-size: 40px; }
.login-brand h1 { font-size: 20px; margin: 10px 0 6px; }
.login-brand p { color: var(--text-secondary); font-size: 13px; margin: 0; }
.login-form label { display: block; margin-bottom: 16px; font-size: 13px; color: var(--text-secondary); }
.login-form input {
  display: block; width: 100%; margin-top: 6px; padding: 11px 12px;
  border: 1px solid var(--border); border-radius: var(--radius); font-size: 14px; outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.login-form input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-light); }
.login-error { color: var(--danger); font-size: 13px; min-height: 18px; margin-bottom: 6px; }
.login-quick { margin-top: 18px; border-top: 1px dashed var(--border); padding-top: 16px; }
.login-quick .tip { font-size: 12px; color: var(--gray); margin-bottom: 8px; }
.login-quick .quick-list { display: flex; flex-wrap: wrap; gap: 8px; }
.login-quick button {
  border: 1px solid var(--border); background: #fff; border-radius: 999px; padding: 5px 12px;
  font-size: 12px; cursor: pointer; color: var(--text-secondary);
}
.login-quick button:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-light); }
.login-tip { text-align: center; font-size: 12px; color: var(--gray); margin-top: 16px; }

/* ---------------- 布局 ---------------- */
.app { display: flex; height: 100vh; overflow: hidden; }
.sidebar {
  width: 232px; background: var(--sidebar-bg); color: #c8cde0; display: flex; flex-direction: column;
  flex-shrink: 0;
}
.sidebar-brand {
  height: 60px; display: flex; align-items: center; gap: 10px; padding: 0 20px;
  color: #fff; font-weight: 600; font-size: 15px; border-bottom: 1px solid rgba(255,255,255,.08);
}
.brand-logo-sm { font-size: 20px; }
.menu { flex: 1; overflow-y: auto; padding: 12px 10px; }
.menu-group-title { font-size: 11px; color: #6b7292; padding: 14px 12px 6px; letter-spacing: .5px; }
.menu-item {
  display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 8px;
  cursor: pointer; font-size: 13.5px; color: #c8cde0; margin-bottom: 2px; transition: .15s;
}
.menu-item:hover { background: var(--sidebar-hover); color: #fff; }
.menu-item.active { background: var(--primary); color: #fff; }
.menu-item .mi-icon { width: 18px; text-align: center; }
.sidebar-foot { padding: 12px 16px; font-size: 11px; color: #6b7292; border-top: 1px solid rgba(255,255,255,.08); }

.main { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.topbar {
  height: 60px; background: #fff; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between; padding: 0 22px; flex-shrink: 0;
}
.breadcrumb { font-size: 14px; color: var(--text-secondary); }
.breadcrumb b { color: var(--text); }
.topbar-right { display: flex; align-items: center; gap: 14px; }
.icon-btn { border: none; background: transparent; font-size: 16px; cursor: pointer; padding: 6px; border-radius: 8px; }
.icon-btn:hover { background: var(--gray-light); }
.user-chip { display: flex; align-items: center; gap: 8px; }
.avatar {
  width: 32px; height: 32px; border-radius: 50%; background: var(--primary); color: #fff;
  display: flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 600;
}
.user-meta { line-height: 1.25; }
.user-meta .un { font-size: 13px; font-weight: 600; }
.user-meta .ur { font-size: 11px; color: var(--gray); }

.content { flex: 1; overflow-y: auto; padding: 20px 22px 40px; }

/* ---------------- 卡片 / 通用 ---------------- */
.card { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); margin-bottom: 16px; }
.card-pad { padding: 18px 20px; }
.card-title { font-size: 15px; font-weight: 600; margin-bottom: 14px; display: flex; align-items: center; justify-content: space-between; }
.card-title .ct-left { display: flex; align-items: center; gap: 8px; }
.page-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; flex-wrap: wrap; gap: 10px; }
.page-head h2 { font-size: 19px; }
.page-head .sub { font-size: 12px; color: var(--gray); margin-top: 4px; }
.row { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.spacer { flex: 1; }
.muted { color: var(--gray); font-size: 12px; }
.mono { font-family: "Consolas", "Courier New", monospace; }

/* ---------------- 按钮 ---------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px 16px; border-radius: 8px; border: 1px solid var(--border); background: #fff;
  color: var(--text); font-size: 13.5px; cursor: pointer; transition: .15s; white-space: nowrap;
  font-family: inherit;
}
.btn:hover { border-color: var(--primary); color: var(--primary); }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); color: #fff; }
.btn-danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-danger:hover { background: #d92d20; border-color: #d92d20; color: #fff; }
.btn-ghost { border-color: transparent; background: transparent; color: var(--primary); }
.btn-ghost:hover { background: var(--primary-light); }
.btn-sm { padding: 5px 10px; font-size: 12.5px; border-radius: 6px; }
.btn-block { width: 100%; }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn-link { background: none; border: none; color: var(--primary); cursor: pointer; font-size: 13px; padding: 0; font-family: inherit; }
.btn-link:hover { text-decoration: underline; }

/* ---------------- 表单 ---------------- */
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px 20px; }
.form-grid.col1 { grid-template-columns: 1fr; }
.form-grid.col3 { grid-template-columns: repeat(3, 1fr); }
.field { display: flex; flex-direction: column; gap: 6px; }
.field.span2 { grid-column: span 2; }
.field.span3 { grid-column: span 3; }
.field > label { font-size: 13px; color: var(--text-secondary); }
.field > label .req { color: var(--danger); margin-left: 2px; }
.field input, .field select, .field textarea {
  padding: 9px 11px; border: 1px solid var(--border); border-radius: 8px; font-size: 13.5px;
  outline: none; font-family: inherit; background: #fff; color: var(--text); width: 100%;
  transition: border-color .15s, box-shadow .15s;
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-light); }
.field textarea { resize: vertical; min-height: 76px; }
.field .error-text { color: var(--danger); font-size: 12px; }
.field.invalid input, .field.invalid select, .field.invalid textarea { border-color: var(--danger); }
.field .hint { color: var(--gray); font-size: 12px; }
.radio-row, .checkbox-row { display: flex; gap: 16px; flex-wrap: wrap; padding-top: 4px; }
.radio-row label, .checkbox-row label { display: flex; align-items: center; gap: 6px; font-size: 13.5px; cursor: pointer; }

/* ---------------- 表格 ---------------- */
.table-wrap { overflow-x: auto; }
table.data { width: 100%; border-collapse: collapse; font-size: 13.5px; }
table.data th {
  text-align: left; padding: 11px 12px; background: #fafbfc; color: var(--text-secondary);
  font-weight: 600; font-size: 12.5px; border-bottom: 1px solid var(--border); white-space: nowrap;
}
table.data td { padding: 11px 12px; border-bottom: 1px solid var(--border); vertical-align: middle; }
table.data tbody tr:hover { background: #fafbff; }
table.data tr.summary-row td { background: var(--primary-light); font-weight: 600; border-top: 2px solid var(--primary); }
.align-right { text-align: right; }
.align-center { text-align: center; }
.empty { text-align: center; color: var(--gray); padding: 46px 0; }
.empty .icon { font-size: 34px; opacity: .5; }

/* ---------------- 标签 ---------------- */
.tag { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12px; line-height: 18px; white-space: nowrap; }
.tag-blue { background: var(--primary-light); color: var(--primary); }
.tag-green { background: var(--success-light); color: var(--success); }
.tag-orange { background: var(--warning-light); color: var(--warning); }
.tag-gray { background: var(--gray-light); color: var(--gray); }
.tag-red { background: var(--danger-light); color: var(--danger); }
.progress-pill { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12px; }

/* ---------------- 指标卡 ---------------- */
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 16px; }
.metric {
  background: #fff; border-radius: var(--radius); padding: 16px 18px; box-shadow: var(--shadow);
  border-left: 3px solid var(--primary);
}
.metric .m-label { font-size: 12.5px; color: var(--gray); margin-bottom: 8px; }
.metric .m-value { font-size: 21px; font-weight: 600; letter-spacing: -.3px; }
.metric .m-sub { font-size: 12px; color: var(--gray); margin-top: 6px; }
.metric.green { border-left-color: var(--success); }
.metric.green .m-value { color: var(--success); }
.metric.red { border-left-color: var(--danger); }
.metric.red .m-value { color: var(--danger); }
.metric.orange { border-left-color: var(--warning); }
.metric.orange .m-value { color: var(--warning); }
.metric.gray { border-left-color: var(--gray); }

/* ---------------- Tabs ---------------- */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 18px; flex-wrap: wrap; }
.tab {
  padding: 10px 16px; cursor: pointer; font-size: 13.5px; color: var(--text-secondary);
  border-bottom: 2px solid transparent; margin-bottom: -1px; white-space: nowrap;
}
.tab:hover { color: var(--primary); }
.tab.active { color: var(--primary); border-bottom-color: var(--primary); font-weight: 600; }

/* ---------------- 模态框 ---------------- */
.modal-mask {
  position: fixed; inset: 0; background: rgba(16,24,40,.45); display: flex; align-items: flex-start;
  justify-content: center; z-index: 1000; padding: 60px 16px; overflow-y: auto;
}
.modal {
  background: #fff; border-radius: 12px; box-shadow: var(--shadow-lg); width: 100%; max-width: 560px;
  animation: modalIn .16s ease-out;
}
@keyframes modalIn { from { transform: translateY(-14px); opacity: 0; } to { transform: none; opacity: 1; } }
.modal-header { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; border-bottom: 1px solid var(--border); }
.modal-header h3 { font-size: 15.5px; }
.modal-close { border: none; background: transparent; font-size: 20px; cursor: pointer; color: var(--gray); line-height: 1; }
.modal-body { padding: 20px; }
.modal-footer { display: flex; justify-content: flex-end; gap: 10px; padding: 14px 20px; border-top: 1px solid var(--border); }

/* ---------------- 提示 ---------------- */
.toast-box { position: fixed; top: 20px; right: 20px; z-index: 2000; display: flex; flex-direction: column; gap: 10px; }
.toast {
  min-width: 220px; max-width: 380px; padding: 12px 16px; border-radius: 8px; background: #fff;
  box-shadow: var(--shadow-lg); font-size: 13.5px; border-left: 4px solid var(--primary);
  animation: toastIn .18s ease-out;
}
@keyframes toastIn { from { transform: translateX(20px); opacity: 0; } to { transform: none; opacity: 1; } }
.toast.success { border-left-color: var(--success); }
.toast.error { border-left-color: var(--danger); }
.toast.warning { border-left-color: var(--warning); }

/* ---------------- 分页 ---------------- */
.pagination { display: flex; align-items: center; justify-content: flex-end; gap: 8px; padding: 14px 4px 2px; }
.pagination .pg-info { color: var(--gray); font-size: 12.5px; margin-right: auto; }
.pagination button {
  min-width: 32px; height: 32px; border: 1px solid var(--border); background: #fff; border-radius: 6px;
  cursor: pointer; font-size: 13px; color: var(--text-secondary); font-family: inherit;
}
.pagination button:hover:not(:disabled) { border-color: var(--primary); color: var(--primary); }
.pagination button.active { background: var(--primary); border-color: var(--primary); color: #fff; }
.pagination button:disabled { opacity: .45; cursor: not-allowed; }

/* ---------------- 附件 ---------------- */
.upload-zone {
  border: 1.5px dashed var(--border); border-radius: 10px; padding: 22px; text-align: center;
  color: var(--gray); cursor: pointer; transition: .15s; font-size: 13px;
}
.upload-zone:hover, .upload-zone.dragover { border-color: var(--primary); background: var(--primary-light); color: var(--primary); }
.file-list { display: flex; flex-direction: column; gap: 6px; margin-top: 10px; }
.file-item { display: flex; align-items: center; gap: 8px; padding: 7px 10px; background: var(--gray-light); border-radius: 6px; font-size: 12.5px; }
.file-item .fname { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---------------- 其他 ---------------- */
.searchable-select { position: relative; }
.searchable-select .ss-input {
  padding: 9px 11px; border: 1px solid var(--border); border-radius: 8px; font-size: 13.5px;
  width: 100%; outline: none; font-family: inherit; background: #fff;
}
.searchable-select .ss-input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-light); }
.ss-panel {
  position: absolute; top: calc(100% + 4px); left: 0; right: 0; background: #fff; border: 1px solid var(--border);
  border-radius: 8px; box-shadow: var(--shadow-lg); max-height: 240px; overflow-y: auto; z-index: 50;
}
.ss-option { padding: 9px 12px; cursor: pointer; font-size: 13.5px; }
.ss-option:hover, .ss-option.highlight { background: var(--primary-light); color: var(--primary); }
.ss-empty { padding: 14px; text-align: center; color: var(--gray); font-size: 12.5px; }
.ss-option .ss-sub { font-size: 11.5px; color: var(--gray); }

.info-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px 20px; }
.info-list.col2 { grid-template-columns: repeat(2, 1fr); }
.info-item .k { font-size: 12px; color: var(--gray); margin-bottom: 4px; }
.info-item .v { font-size: 13.5px; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 1100px) {
  .metric-grid { grid-template-columns: repeat(2, 1fr); }
  .form-grid, .form-grid.col3 { grid-template-columns: 1fr; }
  .field.span2, .field.span3 { grid-column: span 1; }
  .info-list { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .sidebar { position: fixed; z-index: 900; height: 100vh; }
  .sidebar.collapsed { display: none; }
  .metric-grid { grid-template-columns: 1fr; }
  .info-list { grid-template-columns: 1fr; }
}

.bar-chart { display: flex; align-items: flex-end; gap: 12px; height: 160px; padding: 10px 4px 0; }
.bar-col { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 6px; height: 100%; justify-content: flex-end; }
.bar-col .bars { display: flex; gap: 3px; align-items: flex-end; height: 100%; }
.bar-col .bar { width: 14px; border-radius: 3px 3px 0 0; background: var(--primary); transition: height .4s; }
.bar-col .bar.cost { background: var(--warning); }
.bar-col .bar-label { font-size: 11px; color: var(--gray); }
.legend { display: flex; gap: 16px; font-size: 12px; color: var(--gray); margin-top: 10px; }
.legend .dot { width: 9px; height: 9px; border-radius: 2px; display: inline-block; margin-right: 5px; }

.timeline { position: relative; padding-left: 22px; }
.timeline::before { content: ''; position: absolute; left: 6px; top: 4px; bottom: 4px; width: 2px; background: var(--border); }
.tl-item { position: relative; padding-bottom: 16px; }
.tl-item::before {
  content: ''; position: absolute; left: -20px; top: 4px; width: 10px; height: 10px; border-radius: 50%;
  background: var(--gray); border: 2px solid #fff; box-shadow: 0 0 0 2px var(--border);
}
.tl-item.done::before { background: var(--success); box-shadow: 0 0 0 2px var(--success-light); }
.tl-item.reject::before { background: var(--danger); box-shadow: 0 0 0 2px var(--danger-light); }
.tl-item .tl-title { font-size: 13.5px; font-weight: 500; }
.tl-item .tl-meta { font-size: 12px; color: var(--gray); margin-top: 2px; }

.alert { padding: 10px 14px; border-radius: 8px; font-size: 13px; margin-bottom: 14px; }
.alert-info { background: var(--primary-light); color: var(--primary-dark); }
.alert-warn { background: var(--warning-light); color: #b54708; }
.alert-danger { background: var(--danger-light); color: #b42318; }
.alert-success { background: var(--success-light); color: #027a48; }