/* 班主任工作台样式 */
:root {
  --c-primary: #4f46e5;
  --c-primary-2: #6366f1;
  --c-primary-bg: #eef2ff;
  --c-text: #1f2937;
  --c-text-2: #6b7280;
  --c-text-3: #9ca3af;
  --c-border: #e5e7eb;
  --c-bg: #f3f4f6;
  --c-card: #ffffff;
  --c-success: #10b981;
  --c-warn: #f59e0b;
  --c-danger: #ef4444;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.04);
  --shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);
  --shadow-lg: 0 10px 30px rgba(0,0,0,.12);
  --radius: 8px;
  --radius-lg: 12px;
  --sidebar-w: 220px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", Roboto, sans-serif;
  font-size: 14px; line-height: 1.6; color: var(--c-text); background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
}
button { font: inherit; color: inherit; cursor: pointer; background: none; border: none; }
input, select, textarea {
  font: inherit; color: inherit; background: #fff;
  border: 1px solid var(--c-border); border-radius: 6px; padding: 6px 10px;
  outline: none; transition: border-color .15s, box-shadow .15s;
  width: 100%;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--c-primary-2); box-shadow: 0 0 0 3px rgba(99,102,241,.15);
}
textarea { resize: vertical; min-height: 60px; }
a { color: var(--c-primary); text-decoration: none; }

/* 布局 */
.app { display: flex; height: 100vh; overflow: hidden; }
.sidebar {
  width: var(--sidebar-w); background: var(--c-card);
  border-right: 1px solid var(--c-border); display: flex; flex-direction: column;
  flex-shrink: 0; transition: transform .25s;
}
.sidebar .brand {
  padding: 16px 16px; display: flex; align-items: center; gap: 10px;
  border-bottom: 1px solid var(--c-border);
}
.sidebar .brand .logo {
  width: 36px; height: 36px; border-radius: 10px;
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-2));
  color: #fff; display: grid; place-items: center; font-weight: 700; font-size: 18px;
  box-shadow: 0 4px 10px rgba(79,70,229,.25);
}
.sidebar .brand .title { font-weight: 700; font-size: 15px; }
.sidebar .brand .sub { font-size: 11px; color: var(--c-text-3); }

/* 班级切换条 */
.cls-bar {
  display: flex; align-items: center; gap: 6px;
  padding: 10px 12px; border-bottom: 1px solid var(--c-border);
}
.cls-bar-icon { font-size: 15px; flex-shrink: 0; }
.cls-bar select {
  flex: 1; min-width: 0; padding: 5px 8px; font-size: 12px; cursor: pointer;
  border: 1px solid var(--c-border); border-radius: 6px;
  background: var(--c-card); color: var(--c-text); font-family: inherit; outline: none;
}
.cls-bar select:focus { border-color: var(--c-primary-2); }
.cls-bar-btn {
  width: 28px; height: 28px; flex-shrink: 0; border-radius: 6px; cursor: pointer;
  border: 1px solid var(--c-border); background: var(--c-card); color: var(--c-text-2);
  font-size: 13px; display: grid; place-items: center; transition: all .12s;
}
.cls-bar-btn:hover { border-color: var(--c-primary-2); color: var(--c-primary); background: var(--c-primary-bg); }

/* 班级管理弹窗 */
.cls-list { display: flex; flex-direction: column; gap: 6px; margin-bottom: 12px; }
.cls-row {
  display: flex; align-items: center; gap: 8px; padding: 8px 10px;
  border: 1px solid var(--c-border); border-radius: 8px; background: var(--c-card);
}
.cls-row.cur { border-color: var(--c-primary-2); background: var(--c-primary-bg); }
.cls-name { font-size: 13px; font-weight: 500; flex-shrink: 0; }
.cls-name.switchable { cursor: pointer; }
.cls-name.switchable:hover { color: var(--c-primary); }
.cls-cur {
  font-size: 10px; padding: 1px 8px; border-radius: 10px; color: #fff;
  background: var(--c-primary); font-weight: 600;
}
.cls-ops { margin-left: auto; display: flex; gap: 4px; }
.cls-ops .btn { padding: 3px 7px; font-size: 12px; }
.cls-new { display: flex; gap: 8px; align-items: center; }

.nav { flex: 1; overflow-y: auto; padding: 8px; }
.nav-group { margin-bottom: 6px; }
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px; border-radius: 6px; color: var(--c-text-2);
  font-size: 13px; cursor: pointer; user-select: none; width: 100%;
  text-align: left; transition: background .15s, color .15s;
}
.nav-item:hover { background: var(--c-primary-bg); color: var(--c-primary); }
.nav-item.active {
  background: var(--c-primary); color: #fff; font-weight: 500;
  box-shadow: 0 2px 6px rgba(79,70,229,.25);
}
.nav-item.nav-parent { font-weight: 600; }
.nav-item .nav-arrow {
  font-size: 10px; color: var(--c-text-3); margin-left: 2px;
  transition: transform .2s; width: 14px; text-align: center;
}
.nav-item:hover .nav-arrow { color: var(--c-primary); }
.nav-item.active .nav-arrow { color: rgba(255,255,255,.7); }
.nav-item .icon { width: 18px; text-align: center; flex-shrink: 0; }
.nav-item .label { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.nav-item .count {
  font-size: 11px; padding: 1px 6px; border-radius: 10px;
  background: rgba(0,0,0,.06); color: var(--c-text-3);
}
.nav-item.active .count { background: rgba(255,255,255,.2); color: #fff; }
.sidebar .foot {
  padding: 10px 14px; border-top: 1px solid var(--c-border);
  font-size: 11px; color: var(--c-text-3);
}

.main { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.topbar {
  height: 56px; background: var(--c-card); border-bottom: 1px solid var(--c-border);
  display: flex; align-items: center; padding: 0 16px; gap: 12px; flex-shrink: 0;
}
.menu-toggle { display: none; }
.crumb {
  flex: 1; font-size: 15px; font-weight: 600; color: var(--c-text);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.crumb .path { color: var(--c-text-3); font-weight: 400; margin-right: 8px; }
.top-actions { display: flex; gap: 8px; }

.content {
  flex: 1; overflow-y: auto; padding: 16px;
}

/* 通用 */
.btn {
  padding: 7px 14px; border-radius: 8px; background: #fff;
  border: 1px solid var(--c-border);
  transition: all .18s ease; font-size: 13px; font-weight: 500;
  display: inline-flex; align-items: center; gap: 6px;
  line-height: 1.4; white-space: nowrap;
  box-shadow: 0 1px 2px rgba(0,0,0,.04);
}
.btn:hover {
  border-color: var(--c-primary-2); color: var(--c-primary);
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(79,70,229,.12);
}
.btn:active { transform: translateY(0); box-shadow: none; }
.btn-primary {
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-2));
  border-color: var(--c-primary); color: #fff;
  box-shadow: 0 2px 6px rgba(79,70,229,.28);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--c-primary-2), #818cf8);
  color: #fff; border-color: var(--c-primary-2);
  box-shadow: 0 4px 12px rgba(79,70,229,.35);
}
.btn-danger { color: var(--c-danger); border-color: #fecaca; background: #fff; }
.btn-danger:hover {
  background: var(--c-danger); color: #fff; border-color: var(--c-danger);
  box-shadow: 0 4px 10px rgba(239,68,68,.25);
}
.btn-ghost { background: transparent; border-color: transparent; box-shadow: none; }
.btn-ghost:hover { background: var(--c-primary-bg); border-color: transparent; transform: none; }
.btn-icon { padding: 7px 10px; border-radius: 8px; }
.btn-sm { padding: 4px 10px; font-size: 12px; border-radius: 6px; }
.btn-icon-only { padding: 6px 8px; }

/* 工具栏按钮组：主按钮 + 次按钮 + 危险按钮 视觉权重递减 */
.toolbar-group { display: inline-flex; gap: 6px; }
.toolbar-divider {
  width: 1px; height: 24px; background: var(--c-border); margin: 0 6px;
  align-self: center;
}

.card {
  background: var(--c-card); border-radius: var(--radius); box-shadow: var(--shadow-sm);
  border: 1px solid var(--c-border); padding: 16px;
}
.card-title {
  font-size: 14px; font-weight: 600; margin-bottom: 12px;
  display: flex; align-items: center; gap: 8px;
}
.card-title .extra { margin-left: auto; font-size: 12px; font-weight: 400; color: var(--c-text-2); }

.grid { display: grid; gap: 12px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-auto { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }

/* 仪表盘 */
.stats-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; margin-bottom: 16px; }
.stat-card {
  background: var(--c-card); border-radius: var(--radius); padding: 16px;
  border: 1px solid var(--c-border); display: flex; align-items: center; gap: 14px;
  transition: transform .15s, box-shadow .15s;
}
.stat-card:hover { transform: translateY(-1px); box-shadow: var(--shadow); }
.stat-card .icon-box {
  width: 44px; height: 44px; border-radius: 10px;
  display: grid; place-items: center; font-size: 22px;
  background: var(--c-primary-bg); color: var(--c-primary);
}
.stat-card .icon-box.warn { background: #fffbeb; color: var(--c-warn); }
.stat-card .icon-box.danger { background: #fef2f2; color: var(--c-danger); }
.stat-card .icon-box.success { background: #ecfdf5; color: var(--c-success); }
.stat-card .info { flex: 1; min-width: 0; }
.stat-card .label { font-size: 12px; color: var(--c-text-2); }
.stat-card .value { font-size: 22px; font-weight: 700; color: var(--c-text); }
.stat-card .hint { font-size: 11px; color: var(--c-text-3); margin-top: 2px; }

.dash-row { display: grid; grid-template-columns: 1.5fr 1fr; gap: 12px; }
.dash-card { background: var(--c-card); border-radius: var(--radius); border: 1px solid var(--c-border); padding: 14px; }
.dash-card h3 {
  font-size: 13px; font-weight: 600; margin-bottom: 10px;
  display: flex; align-items: center; gap: 6px;
}
/* 标题点击跳转对应模块 */
.dash-title-nav { cursor: pointer; transition: color .15s; }
.dash-title-nav:hover { color: var(--c-primary); text-decoration: underline; }
/* 卡片右上角操作按钮组（＋ / 📦） */
.dash-actions { margin-left: auto; display: flex; align-items: center; gap: 4px; }
.dash-add {
  cursor: pointer; font-size: 14px; font-weight: 700;
  line-height: 1; padding: 2px 8px; border-radius: 6px;
  color: var(--c-primary); background: var(--c-primary-bg);
  transition: all .15s; user-select: none;
}
.dash-add:hover { background: var(--c-primary); color: #fff; }
.dash-list { display: flex; flex-direction: column; gap: 6px; max-height: 320px; overflow-y: auto; }
.dash-list .row {
  display: flex; align-items: center; gap: 8px; padding: 6px 8px;
  border-radius: 6px; font-size: 13px; background: var(--c-bg);
}
.dash-list .row .tag {
  padding: 2px 8px; border-radius: 4px; font-size: 11px; font-weight: 500;
  background: var(--c-primary-bg); color: var(--c-primary); flex-shrink: 0;
}
.dash-list .row .tag.warn { background: #fffbeb; color: var(--c-warn); }
.dash-list .row .tag.danger { background: #fef2f2; color: var(--c-danger); }
.dash-list .row .tag.success { background: #ecfdf5; color: var(--c-success); }
.dash-list .row .text { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dash-list .row .time { font-size: 11px; color: var(--c-text-3); flex-shrink: 0; }
.empty { color: var(--c-text-3); font-size: 12px; text-align: center; padding: 16px 0; }

/* 表格页 */
.table-toolbar {
  display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; align-items: center;
}
.table-toolbar .search {
  position: relative; flex: 1; min-width: 180px; max-width: 320px;
}
.table-toolbar .search input { padding-left: 30px; }
.table-toolbar .search::before {
  content: "🔍"; position: absolute; left: 8px; top: 50%; transform: translateY(-50%);
  font-size: 12px; opacity: .5;
}
.table-toolbar .filter { min-width: 140px; }
.table-toolbar .spacer { flex: 1; }
.table-wrap {
  background: var(--c-card); border: 1px solid var(--c-border);
  border-radius: var(--radius); overflow: hidden;
}
.table-scroll { overflow-x: auto; max-height: 65vh; }
table.data { width: 100%; border-collapse: collapse; font-size: 13px; }
table.data th, table.data td {
  padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--c-border);
  white-space: nowrap;
}
table.data th {
  background: var(--c-bg); font-weight: 600; color: var(--c-text-2);
  position: sticky; top: 0; z-index: 1; font-size: 12px;
  letter-spacing: .02em; text-transform: none;
  border-bottom: 1px solid var(--c-border);
}
table.data td { font-size: 13px; }
table.data td.wrap { white-space: normal; max-width: 260px; word-break: break-word; }
table.data tbody tr { transition: background .12s; }
table.data tbody tr:hover { background: var(--c-primary-bg); }
table.data tbody tr.selected { background: #dbeafe; box-shadow: inset 3px 0 0 var(--c-primary); }
table.data .checkbox-cell { width: 36px; padding: 10px 14px 10px 16px; text-align: center; }
table.data .checkbox-cell input { width: 16px; height: 16px; cursor: pointer; accent-color: var(--c-primary); }
table.data .op { width: 1%; white-space: nowrap; }
table.data .op .btn { padding: 3px 8px; font-size: 12px; margin-right: 4px; }
table.data .avatar {
  width: 28px; height: 28px; border-radius: 50%; display: inline-grid; place-items: center;
  background: var(--c-primary); color: #fff; font-size: 12px; font-weight: 600; margin-right: 6px;
  vertical-align: middle;
}
/* 批量操作浮动条 */
.batch-bar {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 14px; margin-bottom: 8px;
  background: linear-gradient(135deg, #eff6ff, #dbeafe);
  border: 1px solid #bfdbfe; border-radius: 8px;
  animation: slideDown .2s ease-out;
}
@keyframes slideDown { from { transform: translateY(-6px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
.batch-bar .info { font-size: 13px; color: var(--c-primary); font-weight: 500; }
.batch-bar .info strong { font-size: 15px; }
.batch-bar .spacer { flex: 1; }

.pagination {
  display: flex; align-items: center; gap: 8px; padding: 10px 12px;
  border-top: 1px solid var(--c-border); font-size: 13px;
}
.pagination .info { color: var(--c-text-2); margin-right: auto; }
.pagination button {
  padding: 4px 10px; border-radius: 4px; border: 1px solid var(--c-border);
  background: #fff;
}
.pagination button:disabled { opacity: .4; cursor: not-allowed; }
.pagination button.active { background: var(--c-primary); color: #fff; border-color: var(--c-primary); }

/* 成绩分析 */
.score-tabs { display: flex; gap: 6px; margin-bottom: 12px; flex-wrap: wrap; }
.score-tab {
  padding: 6px 14px; border-radius: 6px; background: var(--c-card);
  border: 1px solid var(--c-border); font-size: 13px; cursor: pointer;
}
.score-tab.active { background: var(--c-primary); color: #fff; border-color: var(--c-primary); }
.score-summary {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 8px; margin-bottom: 12px;
}
.score-summary .cell {
  background: var(--c-card); border: 1px solid var(--c-border); border-radius: 6px;
  padding: 10px 12px;
}
.score-summary .cell .k { font-size: 12px; color: var(--c-text-2); }
.score-summary .cell .v { font-size: 20px; font-weight: 700; color: var(--c-primary); margin-top: 2px; }
.score-summary .cell .v.small { font-size: 15px; }

/* 模态框 */
.modal-mask {
  position: fixed; inset: 0; background: rgba(17,24,39,.5); z-index: 100;
  display: none; place-items: center; padding: 20px;
  animation: fadein .15s;
}
.modal-mask.show { display: grid; }
@keyframes fadein { from { opacity: 0; } to { opacity: 1; } }
.modal {
  background: var(--c-card); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg);
  width: 100%; max-width: 640px; max-height: 90vh; display: flex; flex-direction: column;
  animation: popin .18s ease-out;
}
@keyframes popin { from { transform: scale(.95); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.modal-head {
  padding: 14px 18px; border-bottom: 1px solid var(--c-border);
  display: flex; align-items: center;
}
.modal-head .title { font-weight: 600; flex: 1; }
.modal-head .close { font-size: 18px; color: var(--c-text-3); padding: 4px; }
.modal-body { padding: 16px 18px; overflow-y: auto; flex: 1; }
.modal-foot { padding: 12px 18px; border-top: 1px solid var(--c-border); display: flex; gap: 8px; justify-content: flex-end; }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 12px; }
.form-grid .full { grid-column: 1 / -1; }
.form-grid label { display: block; }
.form-grid label .lbl { font-size: 12px; color: var(--c-text-2); margin-bottom: 4px; display: block; }
.form-grid label .required::before { content: "*"; color: var(--c-danger); margin-right: 2px; }

/* 第二层弹窗（学生选择器等嵌套场景），层级高于主弹窗 */
#modal-mask-2 { z-index: 110; }

/* ===== 统一学生选择器 ===== */
.picker-wrap { display: flex; gap: 8px; align-items: stretch; }
.picker-wrap .picker-input {
  flex: 1; padding: 8px 10px; border: 1px solid var(--c-border); border-radius: 6px;
  font-size: 13px; background: var(--c-bg); color: var(--c-text); cursor: pointer;
  font-family: inherit;
}
.picker-wrap .picker-input:focus { outline: none; border-color: var(--c-primary); }
.picker-wrap .btn { flex-shrink: 0; }

.picker-search { margin-bottom: 10px; }
.picker-search input {
  width: 100%; padding: 9px 12px; border: 1px solid var(--c-border);
  border-radius: 8px; font-size: 13px; outline: none; font-family: inherit;
}
.picker-search input:focus { border-color: var(--c-primary); }

.picker-list {
  max-height: 320px; overflow-y: auto; border: 1px solid var(--c-border);
  border-radius: 8px;
}
.picker-item {
  display: flex; align-items: center; gap: 10px; padding: 10px 12px;
  cursor: pointer; border-bottom: 1px solid var(--c-border); font-size: 13px;
  transition: background .12s;
}
.picker-item:last-child { border-bottom: none; }
.picker-item:hover { background: var(--c-primary-bg); }
.picker-item .pi-no {
  font-family: monospace; font-size: 12px; color: var(--c-text-3);
  width: 78px; flex-shrink: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.picker-item .pi-name { font-weight: 600; flex: 1; }
.picker-item .pi-gender {
  font-size: 11px; padding: 2px 8px; border-radius: 10px; flex-shrink: 0;
}
.picker-item .pi-gender.m { background: #dbeafe; color: #1e40af; }
.picker-item .pi-gender.f { background: #fce7f3; color: #9d174d; }
.picker-item .pi-pos {
  font-size: 11px; color: var(--c-text-3); width: 70px;
  text-align: right; flex-shrink: 0; overflow: hidden;
  text-overflow: ellipsis; white-space: nowrap;
}
.picker-tip {
  margin-top: 10px; font-size: 11px; color: var(--c-text-3); line-height: 1.7;
  padding: 8px 10px; background: var(--c-bg); border-radius: 6px;
}

/* ===== 统一标签系统 ===== */
.ftag {
  display: inline-flex; align-items: center; padding: 2px 9px; border-radius: 10px;
  font-size: 11px; cursor: pointer; user-select: none; line-height: 1.5;
  color: var(--tc, #64748b); background: color-mix(in srgb, var(--tc, #64748b) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--tc, #64748b) 30%, transparent);
  transition: all .12s; white-space: nowrap;
}
.ftag:hover { background: color-mix(in srgb, var(--tc, #64748b) 18%, transparent); }
.ftag.on {
  color: #fff; background: var(--tc, #64748b);
  border-color: var(--tc, #64748b); font-weight: 500;
}
.cell-tags { display: flex; flex-wrap: wrap; gap: 3px; }
.cell-tags .ftag { cursor: default; }

/* 家长通讯录：学号前缀 + 重名角标 */
.sn-no { font-family: monospace; font-size: 11px; color: var(--c-text-3); }
.sn-sep { color: var(--c-text-3); margin: 0 1px; }
.dup-badge {
  display: inline-block; font-size: 10px; padding: 0 5px; border-radius: 8px;
  background: #fef3c7; color: #92400e; border: 1px solid #fde68a;
  cursor: help; vertical-align: middle;
}

/* 统一筛选栏 */
.filter-bar { padding: 10px 12px; background: var(--c-bg); border-radius: 8px; margin-bottom: 10px; }
.fb-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.fb-row .search { flex: 1; min-width: 140px; }
.fb-row .search input { width: 100%; }
.fb-row input,
.fb-row select { width: auto; }
.fb-row .filter,
.fb-row .filter-date { min-width: 110px; }
.fb-sep { color: var(--c-text-3); font-size: 12px; }
.fb-count { font-size: 12px; color: var(--c-text-3); margin-left: auto; white-space: nowrap; }
.fb-tags-panel { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; padding-top: 8px; border-top: 1px solid var(--c-border); }

/* 仪表盘快捷搜索词 */
.qw-list { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; align-items: center; }
.qw-item {
  display: inline-flex; align-items: center; gap: 4px; padding: 3px 9px;
  border-radius: 12px; font-size: 11px; cursor: pointer;
  background: var(--c-primary-bg); color: var(--c-primary);
  border: 1px solid transparent; transition: all .12s;
}
.qw-item:hover { border-color: var(--c-primary); }
.qw-item .qw-x {
  font-size: 10px; opacity: .55; margin-left: 1px;
}
.qw-item .qw-x:hover { opacity: 1; color: var(--c-danger); }
.qw-add {
  display: inline-flex; align-items: center; padding: 3px 9px; border-radius: 12px;
  font-size: 11px; cursor: pointer; border: 1px dashed var(--c-border); color: var(--c-text-3);
}
.qw-add:hover { border-color: var(--c-primary); color: var(--c-primary); }

/* ===== 值日排班周视图 ===== */
.dw-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.dw-table thead th {
  text-align: center; padding: 8px 6px; background: var(--c-primary-bg);
  font-weight: 600; border-bottom: 2px solid var(--c-border); white-space: nowrap;
}
.dw-table th.dw-today { background: #fef3c7; color: #92400e; }
.dw-table td { padding: 0; vertical-align: top; border: 1px solid var(--c-border); min-width: 90px; }
.dw-area { background: var(--c-bg); font-weight: 600; padding: 10px 8px !important; text-align: center; white-space: nowrap; width: 60px; }
.dw-cell {
  padding: 6px 8px !important; cursor: pointer; transition: background .12s; min-height: 48px;
}
.dw-cell:hover { background: var(--c-primary-bg); }
.dw-member {
  display: inline-block; padding: 2px 7px; margin: 1px 2px; border-radius: 10px;
  font-size: 11px; background: var(--c-primary-bg); color: var(--c-primary);
  font-weight: 500; line-height: 1.5;
}
.dw-rating {
  margin-top: 4px; font-size: 11px; font-weight: 600;
}
.dw-empty {
  display: inline-block; color: var(--c-text-3); font-size: 16px; opacity: .4;
}
.dw-stats {
  margin-top: 12px; padding: 10px 14px; background: var(--c-bg);
  border-radius: 8px; font-size: 12px; display: flex; flex-wrap: wrap; gap: 6px; align-items: center;
}
.dw-stat-item {
  padding: 3px 9px; border-radius: 12px; background: var(--c-primary-bg);
  color: var(--c-primary); font-weight: 500; font-size: 11px;
}

/* ===== 住宿床位画布 ===== */
.dorm-toolbar {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 14px;
}
.dorm-stat {
  font-size: 11px; font-weight: 600; padding: 3px 10px; border-radius: 12px;
  background: var(--c-bg); color: var(--c-text-2); white-space: nowrap;
}
.dorm-stat.ok { background: #ecfdf5; color: var(--c-success); }
.dorm-stat.empty-c { background: #fffbeb; color: #b45309; }
.dorm-sec { margin-bottom: 16px; }
.dorm-sec-title {
  display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 700;
  margin-bottom: 8px; padding-bottom: 6px; border-bottom: 1px solid var(--c-border);
}
.dorm-sec-title span {
  font-size: 11px; font-weight: 500; color: var(--c-text-3);
  background: var(--c-bg); padding: 2px 8px; border-radius: 10px;
}
.dorm-room-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 10px;
}
.dorm-room {
  border: 1px solid var(--c-border); border-radius: var(--radius);
  background: var(--c-card); overflow: hidden; transition: box-shadow .15s, border-color .15s;
}
.dorm-room:hover { box-shadow: var(--shadow); border-color: var(--c-primary-2); }
.dorm-room-head {
  display: flex; align-items: center; gap: 8px; padding: 8px 10px;
  background: var(--c-primary-bg); border-bottom: 1px solid var(--c-border);
}
.dorm-room-head b { font-size: 13px; color: var(--c-primary); flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dorm-room-info {
  font-size: 11px; font-weight: 600; color: var(--c-warn); background: #fffbeb;
  padding: 1px 8px; border-radius: 10px; white-space: nowrap;
}
.dorm-room-info.full { color: var(--c-text-3); background: var(--c-bg); }
.dorm-room-ops { display: flex; gap: 4px; }
.dorm-op {
  width: 22px; height: 22px; border-radius: 6px; display: grid; place-items: center;
  font-size: 12px; color: var(--c-text-2); background: rgba(255,255,255,.8);
  transition: background .12s, color .12s;
}
.dorm-op:hover { background: #fff; color: var(--c-primary); }
.dorm-beds {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 6px; padding: 8px;
}
.dorm-bed {
  position: relative; border: 1px dashed var(--c-border); border-radius: 6px;
  min-height: 52px; display: flex; flex-direction: column; align-items: center;
  justify-content: center; cursor: pointer; padding: 4px 6px 4px 20px;
  transition: background .12s, border-color .12s; overflow: hidden; text-align: center;
}
.dorm-bed.empty:hover { border-color: var(--c-success); background: #ecfdf5; }
.dorm-bed.empty:hover .dorm-bed-plus { color: var(--c-success); opacity: 1; }
.dorm-bed.occ { border-style: solid; border-color: var(--c-border); background: var(--c-bg); }
.dorm-bed.occ:hover { background: var(--c-primary-bg); }
.dorm-bed-tag {
  position: absolute; left: 3px; top: 50%; transform: translateY(-50%);
  font-size: 9px; font-weight: 700; color: #fff; background: var(--c-text-3);
  border-radius: 4px; padding: 1px 3px; line-height: 1.3; writing-mode: vertical-rl;
  letter-spacing: 1px;
}
.dorm-bed.occ .dorm-bed-tag { background: var(--c-primary-2); }
.dorm-bed-name { font-size: 13px; font-weight: 600; line-height: 1.3; max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dorm-bed-name.m::after { content: ' ♂'; color: #3b82f6; font-size: 10px; }
.dorm-bed-name.f::after { content: ' ♀'; color: #ec4899; font-size: 10px; }
.dorm-bed-plus { font-size: 16px; color: var(--c-text-3); opacity: .45; line-height: 1; }
.dorm-unassigned { margin-top: 6px; }
.dorm-orphan-tip {
  font-size: 11px; color: #b45309; background: #fffbeb; border: 1px solid #fde68a;
  border-radius: 6px; padding: 6px 10px; margin: 6px 0;
}
.dorm-pend-list { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 6px; }
.dorm-pend {
  display: inline-flex; align-items: center; gap: 3px; padding: 3px 10px;
  border-radius: 12px; border: 1px solid var(--c-border); background: var(--c-card);
  font-size: 12px; font-weight: 500; cursor: pointer; transition: all .12s;
}
.dorm-pend i { font-style: normal; font-size: 10px; }
.dorm-pend.m i { color: #3b82f6; }
.dorm-pend.f i { color: #ec4899; }
.dorm-pend:hover { border-color: var(--c-primary-2); background: var(--c-primary-bg); }
.dorm-pend.on {
  background: var(--c-primary); border-color: var(--c-primary); color: #fff;
  box-shadow: 0 2px 8px rgba(79,70,229,.35);
}
.dorm-pend.on i { color: #fff; }
.dorm-pend-tip { font-size: 11px; color: var(--c-text-3); margin-top: 6px; }

/* ===== 成绩分析：直方图 + 多批次对比 ===== */
.ga-hist {
  margin: 12px 0; padding: 12px 14px; border: 1px solid var(--c-border);
  border-radius: 8px; background: var(--c-bg);
}
.ga-hist-title { font-size: 12px; font-weight: 600; color: var(--c-text-2); margin-bottom: 10px; }
.ga-hist-chart {
  display: flex; align-items: flex-end; gap: 6px; height: 110px;
}
.ga-hist-col {
  flex: 1; display: flex; flex-direction: column; align-items: center;
  justify-content: flex-end; height: 100%; gap: 3px;
}
.ga-hist-n { font-size: 10px; font-weight: 600; color: var(--c-text-2); line-height: 1; }
.ga-hist-bar {
  width: 100%; max-width: 46px; border-radius: 4px 4px 0 0;
  background: linear-gradient(180deg, var(--c-primary-2), var(--c-primary));
  transition: height .4s; min-height: 2px;
}
.ga-hist-col:hover .ga-hist-bar { background: linear-gradient(180deg, var(--c-primary), var(--c-primary-2)); }
.ga-hist-legend { font-size: 10px; color: var(--c-text-3); margin-top: 6px; text-align: right; }
.ga-cmp-bar { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 10px; }
.ga-cmp-sel {
  width: auto; min-width: 140px; max-width: 220px; padding: 6px 10px;
  font-size: 12px;
}
.ga-cmp-vs {
  font-size: 12px; font-weight: 800; color: var(--c-primary);
  background: var(--c-primary-bg); padding: 2px 8px; border-radius: 10px;
}
/* 科目名次角标 + 姓名趋势入口 */
.ga-srank {
  font-size: 10px; font-weight: 700; color: var(--c-primary);
  background: var(--c-primary-bg); border-radius: 8px; padding: 1px 5px; margin-left: 3px;
}
.ga-name { cursor: pointer; font-weight: 600; }
.ga-name:hover { color: var(--c-primary); text-decoration: underline; }
/* 直方图维度切换 */
.ga-hist-tabs { display: inline-flex; gap: 4px; margin-left: 10px; flex-wrap: wrap; }
.ga-hist-tab {
  font-size: 11px; padding: 2px 10px; border-radius: 10px;
  border: 1px solid var(--c-border); background: #fff; color: var(--c-text-2);
  transition: all .12s;
}
.ga-hist-tab:hover { border-color: var(--c-primary-2); color: var(--c-primary); }
.ga-hist-tab.on { background: var(--c-primary); border-color: var(--c-primary); color: #fff; }
/* Excel 导入科目勾选 */
.ga-sub-list {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 6px; max-height: 130px; overflow-y: auto;
  border: 1px solid var(--c-border); border-radius: 6px; padding: 8px; background: var(--c-bg);
}
.ga-sub-item {
  display: flex; align-items: center; gap: 5px; font-size: 12px;
  padding: 4px 8px; background: #fff; border: 1px solid var(--c-border); border-radius: 6px;
  cursor: pointer; overflow: hidden;
}
.ga-sub-item input { width: auto; margin: 0; }
.ga-sub-item small { font-size: 10px; color: var(--c-text-3); margin-left: auto; white-space: nowrap; }
.ga-sub-item:has(input:checked) { border-color: var(--c-primary-2); background: var(--c-primary-bg); }
/* 考试类型徽标（批次 tab / 详情头部） */
.score-tab small {
  display: inline-block; font-size: 10px; margin-left: 4px; padding: 0 5px;
  border-radius: 8px; background: rgba(255,255,255,.35); opacity: .85; line-height: 1.4;
}
.score-tab:not(.active) small { background: var(--c-bg); color: var(--c-text-3); }
/* 分析页签（二级导航） */
.ga-tabs { margin: 10px 0; flex-wrap: wrap; }
.ga-tab { font-size: 12px; padding: 5px 12px; }
/* 分数线编辑器 */
.lines-editor { border: 1px solid var(--c-border); border-radius: 8px; padding: 10px; }
.lr {
  display: grid; grid-template-columns: 110px 90px repeat(auto-fit, minmax(70px, 1fr)) 30px;
  gap: 6px; align-items: center; margin-bottom: 6px;
}
.lr input {
  min-width: 0; padding: 6px 8px; font-size: 12px; border: 1px solid var(--c-border);
  border-radius: 6px; background: #fff;
}
.lr-head { font-size: 11px; font-weight: 600; color: var(--c-text-3); }
.lr-add { margin-top: 6px; }
/* 上线分析 */
.ga-line-chip {
  display: inline-block; font-size: 11px; font-weight: 600; padding: 2px 10px;
  border-radius: 10px; margin: 2px 4px 2px 0;
}
.ga-line-chip.on { background: var(--c-primary-bg); color: var(--c-primary); border: 1px solid var(--c-primary-2); }
.ga-line-chip.off { background: var(--c-bg); color: var(--c-text-3); border: 1px dashed var(--c-border); }
/* 班级对比矩阵 */
.ga-matrix td, .ga-matrix th { text-align: center; white-space: nowrap; }
.ga-matrix .best { color: var(--c-success); font-weight: 700; }
.ga-matrix .worst { color: var(--c-danger); font-weight: 700; }
/* 优秀生分布 */
.ga-top-nav { display: inline-flex; gap: 4px; margin-left: 10px; }
/* 学生报告 */
.rp-block { margin-bottom: 12px; }
.rp-block .rp-title { font-size: 13px; font-weight: 700; margin-bottom: 6px; }
.rp-adv { color: var(--c-success); font-weight: 600; }
.rp-weak { color: var(--c-danger); font-weight: 600; }
.ga-exam-type {
  font-size: 11px; font-weight: 600; color: var(--c-primary);
  background: var(--c-primary-bg); border: 1px solid var(--c-primary-2);
  padding: 1px 8px; border-radius: 10px; white-space: nowrap;
}

/* 表单内标签编辑器 */
.tag-editor { border: 1px solid var(--c-border); border-radius: 8px; padding: 10px 12px; background: var(--c-bg); }
.tag-hint { font-size: 11px; color: var(--c-text-3); margin-bottom: 8px; }
.tg-row { display: flex; align-items: flex-start; gap: 8px; margin-bottom: 6px; }
.tg-row:last-child { margin-bottom: 0; }
.tg-label {
  font-size: 11px; font-weight: 600; width: 62px; flex-shrink: 0;
  padding-top: 3px; white-space: nowrap;
}
.tg-tags { display: flex; flex-wrap: wrap; gap: 4px; flex: 1; }
.tag-add-row { display: flex; gap: 6px; margin-top: 8px; padding-top: 8px; border-top: 1px dashed var(--c-border); }
.tag-add-input {
  flex: 1; padding: 5px 10px; border: 1px solid var(--c-border); border-radius: 6px;
  font-size: 12px; outline: none; font-family: inherit;
}
.tag-add-input:focus { border-color: var(--c-primary); }

/* ===== 统一筛选栏 ===== */
.filter-bar { margin-bottom: 12px; border: 1px solid var(--c-border); border-radius: 8px; padding: 10px 12px; background: var(--c-bg); }
.fb-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.fb-row .search { flex: 1; min-width: 160px; }
.fb-row .search input {
  width: 100%; padding: 7px 10px; border: 1px solid var(--c-border);
  border-radius: 6px; font-size: 12px; outline: none; font-family: inherit;
}
.fb-row .search input:focus { border-color: var(--c-primary); }
.fb-row select.filter, .fb-row .filter-date {
  padding: 7px 8px; border: 1px solid var(--c-border); border-radius: 6px;
  font-size: 12px; outline: none; background: var(--c-card); color: var(--c-text);
  font-family: inherit;
}
.fb-row select.filter:focus, .fb-row .filter-date:focus { border-color: var(--c-primary); }
.fb-sep { color: var(--c-text-3); font-size: 12px; }
.fb-count { font-size: 11px; color: var(--c-text-3); margin-left: auto; white-space: nowrap; }
.fb-tags-panel {
  display: flex; flex-wrap: wrap; gap: 5px;
  margin-top: 10px; padding-top: 10px; border-top: 1px dashed var(--c-border);
}

/* 面包屑分组 tab */
.sub-tabs {
  display: flex; gap: 4px; margin-bottom: 12px; overflow-x: auto;
  border-bottom: 1px solid var(--c-border); padding-bottom: 0;
}
.sub-tab {
  padding: 8px 14px; cursor: pointer; border-bottom: 2px solid transparent;
  color: var(--c-text-2); white-space: nowrap; font-size: 13px;
}
.sub-tab:hover { color: var(--c-primary); }
.sub-tab.active { color: var(--c-primary); border-color: var(--c-primary); font-weight: 600; }

/* Toast */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: rgba(17,24,39,.9); color: #fff; padding: 10px 18px;
  border-radius: 8px; font-size: 13px; box-shadow: var(--shadow-lg);
  opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s;
  z-index: 1000; max-width: 90vw;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(-4px); }

/* 移动端 */
.sidebar-mask {
  display: none; position: fixed; inset: 0; background: rgba(0,0,0,.4); z-index: 99;
}
.sidebar-mask.show { display: block; }

@media (max-width: 768px) {
  .sidebar { position: fixed; left: 0; top: 0; bottom: 0; z-index: 100; transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .menu-toggle { display: inline-flex; }
  .content { padding: 12px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .dash-row { grid-template-columns: 1fr; }
  .top-actions .btn { padding: 6px 10px; font-size: 12px; }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .table-toolbar { gap: 6px; }
  .table-toolbar .search { max-width: none; }
}
@media (max-width: 480px) {
  .stats-row { grid-template-columns: 1fr 1fr; }
  .stat-card { padding: 12px; gap: 10px; }
  .stat-card .value { font-size: 18px; }
  .stat-card .icon-box { width: 36px; height: 36px; font-size: 18px; }
}

/* ===== 课程表（图形化） ===== */
/* 课程表三视图平行切换标签 */
.sched-tabs { display: flex; gap: 4px; margin: 10px 0 2px; border-bottom: 1px solid var(--c-border); }
.sched-tab {
  padding: 7px 14px; border: none; background: transparent; cursor: pointer;
  font-size: 13px; font-weight: 500; color: var(--c-text-2);
  border-bottom: 2px solid transparent; transition: all .15s; white-space: nowrap;
}
.sched-tab:hover { color: var(--c-primary); background: var(--c-primary-bg); }
.sched-tab.active { color: var(--c-primary); border-bottom-color: var(--c-primary); font-weight: 600; }

.schedule-legend { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; padding: 6px 0 10px; }
.schedule-legend .lg-t { font-size: 12px; color: var(--c-text-2); }
.legend-item { font-size: 11px; padding: 2px 9px; border-radius: 12px; cursor: default; user-select: none; }
.sched-scroll { overflow-x: auto; border: 1px solid var(--c-border); border-radius: var(--radius); background: #fff; box-shadow: var(--shadow-sm); }
table.sched { width: 100%; border-collapse: collapse; min-width: 680px; table-layout: fixed; }
table.sched th { padding: 8px 6px; font-size: 12px; background: var(--c-primary-bg); color: var(--c-primary); font-weight: 600; border-bottom: 1px solid var(--c-border); text-align: center; }
table.sched th.today { background: var(--c-primary); color: #fff; }
table.sched th.sched-time, table.sched td.sched-time { width: 96px; background: #f8fafc; }
table.sched td.sched-time { text-align: left; padding: 6px 8px; }
table.sched .t-name { font-size: 12px; font-weight: 600; color: var(--c-text); }
table.sched .t-time { font-size: 10px; color: var(--c-text-3); white-space: nowrap; }
table.sched td { border: 1px solid var(--c-border); padding: 0; vertical-align: middle; }
table.sched .sched-cell { height: 46px; text-align: center; cursor: pointer; transition: box-shadow .15s, transform .1s; position: relative; }
table.sched .sched-cell:hover { box-shadow: inset 0 0 0 2px var(--c-primary-2); z-index: 1; }
table.sched .sched-cell:active { transform: scale(.97); }
table.sched .sched-cell .s-empty { color: var(--c-text-3); font-size: 15px; opacity: .45; }
table.sched .sched-cell .s-subj { font-size: 12px; font-weight: 600; line-height: 1.3; padding: 2px 4px; }
table.sched .sched-cell .s-teacher { font-size: 10px; color: var(--c-text-2); line-height: 1.2; padding: 0 4px; }
table.sched .sched-cell .s-note { font-size: 10px; color: var(--c-text-2); opacity: .8; line-height: 1.2; padding: 0 4px; }
.sched-hint { font-size: 11px; color: var(--c-text-3); margin-top: 8px; }

/* 设置周次：星期勾选 */
.sched-days-ck { display: flex; flex-wrap: wrap; gap: 8px; }
.sched-day-ck {
  display: inline-flex; align-items: center; gap: 6px; padding: 7px 14px;
  border: 1px solid var(--c-border); border-radius: 20px; cursor: pointer;
  font-size: 13px; background: var(--c-card); transition: all .12s; user-select: none;
}
.sched-day-ck input { width: auto; accent-color: var(--c-primary); }
.sched-day-ck:hover { border-color: var(--c-primary-2); }
.sched-day-ck.on { background: var(--c-primary-bg); border-color: var(--c-primary-2); color: var(--c-primary); font-weight: 600; }

/* ===== 任课表 ===== */
.tt-total { font-size: 12px; color: var(--c-text-2); }
.tt-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 10px; }
.tt-card {
  border: 1px solid var(--c-border); border-radius: var(--radius); background: var(--c-card);
  padding: 12px; cursor: pointer; transition: box-shadow .15s, border-color .15s, transform .1s;
}
.tt-card:hover { box-shadow: var(--shadow); border-color: var(--c-primary-2); transform: translateY(-1px); }
.tt-card:active { transform: scale(.98); }
.tt-head { display: flex; align-items: center; gap: 10px; }
.tt-avatar {
  width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center;
  font-size: 17px; font-weight: 700; flex-shrink: 0;
}
.tt-id { flex: 1; min-width: 0; }
.tt-id b { font-size: 14px; display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tt-id span { font-size: 11px; color: var(--c-text-3); }
.tt-arrow { color: var(--c-text-3); font-size: 18px; opacity: .5; }
.tt-subjs { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 10px; }
.tt-subj { font-size: 11px; font-weight: 500; padding: 2px 8px; border-radius: 10px; }
.tt-none { font-size: 11px; color: var(--c-text-3); }
.tt-meta { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; padding-top: 8px; border-top: 1px dashed var(--c-border); }
.tt-phone { font-size: 12px; color: var(--c-text-2); }
.tt-phone.none { color: var(--c-text-3); opacity: .7; }
.tt-detail { max-height: 260px; overflow-y: auto; display: flex; flex-direction: column; gap: 4px; }
.tt-detail-item {
  display: flex; align-items: center; gap: 8px; font-size: 12px;
  padding: 5px 8px; background: var(--c-bg); border-radius: 6px;
}
.tt-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.tt-detail-key { font-weight: 500; flex-shrink: 0; }
.tt-detail-subj { font-weight: 600; flex-shrink: 0; }
.tt-detail-note { font-size: 11px; color: var(--c-text-3); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }