/* 校徽占位与品牌色应用 */
.brand-bar .brand-text .school { color: #fff; }
.side-nav .nav-item.active .icon path { stroke: var(--brand-dark); fill: none; }

.wide-mode .main { padding: var(--sp-6) var(--sp-7); max-width: 1400px; margin: 0 auto; }

/* 一些空状态 */
.empty-state { display: flex; flex-direction: column; align-items: center; gap: var(--sp-3); padding: var(--sp-7) var(--sp-5); color: var(--text-secondary); text-align: center; font-size: var(--fs-sm); }
.empty-state .icon { width: 64px; height: 64px; opacity: 0.4; }

/* Logo 占位（在 LOGO 缺失时显示） */
.logo-placeholder { width: 36px; height: 36px; border-radius: 50%; background: var(--brand-tint); display: inline-grid; place-items: center; color: var(--brand-dark); font-size: 11px; font-weight: 500; border: 1px solid var(--brand-light); flex-shrink: 0; }

/* 在线/离线提示条 */
.offline-bar { position: fixed; top: var(--topbar-h); left: 0; right: 0; padding: 6px var(--sp-4); background: var(--warning); color: white; text-align: center; font-size: var(--fs-sm); z-index: 50; }

/* ===== 成绩管理 ===== */
.exam-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: var(--sp-4); }
.exam-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-card, 12px); padding: var(--sp-4); cursor: pointer; transition: box-shadow .15s, transform .15s, border-color .15s; }
.exam-card:hover { box-shadow: var(--shadow-card, 0 4px 16px rgba(0,0,0,.06)); border-color: var(--brand-light); transform: translateY(-2px); }
.exam-top { display: flex; align-items: center; justify-content: space-between; gap: var(--sp-2); }
.exam-name { font-size: var(--fs-lg, 16px); font-weight: 600; color: var(--text-primary); }
.exam-meta { color: var(--text-secondary); font-size: var(--fs-sm); margin-top: 4px; }
.exam-stat { display: flex; gap: var(--sp-4); margin-top: var(--sp-3); font-size: var(--fs-sm); color: var(--text-secondary); }
.exam-stat b { color: var(--text-primary); }
.exam-stat .ok { color: var(--success); }
.exam-stat .warn { color: var(--warning); }
.exam-subjects { display: flex; flex-wrap: wrap; gap: 6px; margin-top: var(--sp-3); }
.chip { display: inline-block; padding: 2px 8px; border-radius: 999px; background: var(--brand-tint); color: var(--brand-dark); font-size: 12px; }
.exam-foot { margin-top: var(--sp-3); display: flex; justify-content: flex-end; }

/* 文本色辅助类 */
.ok { color: var(--success); }
.warn { color: var(--warning); }
.muted { color: var(--text-tertiary); }

/* 成绩矩阵 */
.matrix-head { display: flex; align-items: center; gap: var(--sp-3); flex-wrap: wrap; margin-bottom: var(--sp-4); }
.matrix-title { font-size: var(--fs-lg, 16px); font-weight: 600; }
.rank { display: inline-grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; font-weight: 700; font-size: 13px; background: var(--bg-secondary); color: var(--text-primary); }
.rank.gold { background: #E9C46A; color: #5b4310; }
.rank.silver { background: #CFCFCF; color: #4a4a4a; }
.rank.bronze { background: #D8A47F; color: #5b3318; }
.rk-sm { display: block; font-size: 11px; font-weight: 400; color: var(--text-tertiary); }

/* 导入向导 */
.step-bar { display: flex; gap: var(--sp-2); margin-bottom: var(--sp-4); }
.step { flex: 1; text-align: center; padding: 8px; border-radius: 8px; background: var(--bg-secondary); color: var(--text-secondary); font-size: var(--fs-sm); }
.step.active { background: var(--brand-tint); color: var(--brand-dark); font-weight: 600; }
.warn-box { background: #FCF3E8; border: 1px solid var(--warning); color: #7a5a2c; border-radius: 8px; padding: 8px 10px; font-size: var(--fs-sm); margin-bottom: var(--sp-3); }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: var(--sp-3); }
.form-grid label { display: flex; flex-direction: column; gap: 4px; font-size: var(--fs-sm); color: var(--text-secondary); }
.match-row { display: flex; flex-wrap: wrap; gap: 6px; margin: 6px 0; }
.match { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; background: var(--bg-secondary); }
.match.ok { background: #E4EDE4; color: var(--success); }
.match.no { background: #F6E7E6; color: var(--danger); }

/* 实时同步状态小圆点 */
.sync-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-left: 6px; vertical-align: middle; }
.sync-dot.on { background: var(--success); box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.18); animation: syncPulse 2s ease-in-out infinite; }
.sync-dot.off { background: var(--text-tertiary); }
@keyframes syncPulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.45; } }

/* 手机 / 局域网访问卡片 */
.lan-access { flex-wrap: wrap; align-items: flex-start; }
.qr-wrap { display: flex; flex-direction: column; align-items: center; gap: 6px; }
.qr-img { width: 200px; height: 200px; border: 1px solid var(--border); border-radius: 10px; background: #fff; }
.lan-url { font-family: var(--font-mono, ui-monospace, Menlo, Consolas, monospace); font-size: var(--fs-base); font-weight: 600; color: var(--text-primary); word-break: break-all; background: var(--bg-secondary); padding: 6px 10px; border-radius: 8px; }
.lan-steps { margin: 4px 0 0; padding-left: 18px; line-height: 1.7; }
.lan-steps li { margin-bottom: 2px; }

/* 宽表格在移动端横向滚动，避免撑破布局 */
.table-scroll { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table-scroll > table { min-width: 640px; }

/* ===== 学生数字画像 ===== */
.portrait-body { display: flex; gap: 16px; align-items: flex-start; }
.portrait-list { width: 240px; flex: 0 0 240px; background: var(--surface,#fff); border: 1px solid var(--border,#E2DCD5); border-radius: 12px; padding: 12px; position: sticky; top: 16px; max-height: calc(100vh - 140px); display: flex; flex-direction: column; }
.portrait-list .search { width: 100%; margin-bottom: 10px; }
.portrait-list-inner { overflow-y: auto; flex: 1; }
.pl-item { display: flex; align-items: center; gap: 8px; padding: 8px 10px; border-radius: 8px; cursor: pointer; transition: background .15s; }
.pl-item:hover { background: var(--bg2,#F4F1ED); }
.pl-item.active { background: var(--brand,#9C4F43); color: #fff; }
.pl-rank { width: 22px; height: 22px; flex: 0 0 22px; border-radius: 50%; background: rgba(0,0,0,.06); display: grid; place-items: center; font-size: 11px; font-weight: 600; }
.pl-item.active .pl-rank { background: rgba(255,255,255,.25); }
.pl-name { flex: 1; font-size: 14px; }
.pl-score { font-weight: 600; font-size: 13px; }

.portrait-detail { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 16px; }
.pt-header { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.pt-id { display: flex; gap: 14px; align-items: center; }
.pt-avatar { width: 54px; height: 54px; border-radius: 14px; background: var(--brand,#9C4F43); color: #fff; display: grid; place-items: center; font-size: 22px; font-weight: 600; }
.pt-name { font-size: 18px; font-weight: 600; }
.pt-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 6px; }
.tag { font-size: 12px; padding: 2px 8px; border-radius: 999px; border: 1px solid; }
.pt-composite { text-align: center; }
.pt-score { font-size: 34px; font-weight: 700; line-height: 1; color: var(--brand,#9C4F43); }
.pt-score-label { font-size: 12px; color: var(--text-sec,#756E69); margin-top: 2px; }

.pt-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.pt-radar { grid-row: span 1; }
.chart { width: 100%; display: grid; place-items: center; }
.pt-subjects { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; justify-content: center; }
.chip { font-size: 12px; padding: 2px 8px; background: var(--bg2,#F4F1ED); border-radius: 6px; color: var(--text-sec,#756E69); }

.pt-stats { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.stat-card { background: var(--surface,#fff); border: 1px solid var(--border,#E2DCD5); border-radius: 12px; padding: 14px; text-align: center; }
.stat-title { font-size: 12px; color: var(--text-sec,#756E69); }
.stat-value { font-size: 22px; font-weight: 700; margin: 4px 0; color: var(--brand,#9C4F43); }
.stat-sub { font-size: 11px; color: var(--text-tertiary,#A8A29D); }

.pt-appr .ap-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.ap-item { display: flex; gap: 10px; align-items: flex-start; padding: 10px; background: var(--bg,#FBFAF8); border-radius: 10px; }
.grade-badge { flex: 0 0 auto; width: 24px; height: 24px; border-radius: 6px; color: #fff; font-weight: 700; font-size: 13px; display: grid; place-items: center; }
.ap-meta { flex: 0 0 140px; font-size: 13px; }
.ap-basis { flex: 1; font-size: 13px; color: var(--text-sec,#756E69); }

@media (max-width: 900px) {
  .portrait-body { flex-direction: column; }
  .portrait-list { width: 100%; flex: none; position: static; max-height: 260px; }
  .pt-grid { grid-template-columns: 1fr; }
  .pt-stats { grid-template-columns: repeat(2, 1fr); }
}

/* ===== 过程性评价（A/B/C/D 四档 · 科任教师协同） ===== */
.appr-wrap { display: grid; grid-template-columns: minmax(340px, 1fr) minmax(420px, 1.25fr); gap: var(--sp-5); align-items: start; }
@media (max-width: 1000px) { .appr-wrap { grid-template-columns: 1fr; } }
.sec-title { font-size: var(--fs-lg, 16px); font-weight: 600; margin: var(--sp-2) 0 var(--sp-3); }
.grade-legend { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: var(--sp-3); font-size: var(--fs-sm); color: var(--text-secondary); }
.grade-legend .lg { display: flex; align-items: center; gap: 6px; }
.grade-legend .dot { width: 12px; height: 12px; border-radius: 3px; }
.appr-progress { font-size: var(--fs-sm); color: var(--text-secondary); }
.appr-progress b { color: var(--text-primary); }

.appr-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: var(--sp-3); }
.appr-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-card, 12px); padding: var(--sp-3); }
.appr-card .nm { font-weight: 600; color: var(--text-primary); }
.appr-card .no { color: var(--text-tertiary); font-size: 12px; margin-bottom: 6px; }
.appr-card .row { display: flex; gap: 6px; }
.appr-card .g { flex: 1; text-align: center; padding: 7px 0; border-radius: 8px; border: 1px solid var(--border); cursor: pointer; font-weight: 700; color: var(--text-secondary); transition: all .12s; }
.appr-card .g:hover { border-color: var(--brand-light); }
.appr-card .g.A.sel { background: #E7F6EC; border-color: #16a34a; color: #15803d; }
.appr-card .g.B.sel { background: #E8F0FE; border-color: #2563eb; color: #1d4ed8; }
.appr-card .g.C.sel { background: #FEF3E2; border-color: #d97706; color: #b45309; }
.appr-card .g.D.sel { background: #FDECEC; border-color: #dc2626; color: #b91c1c; }
.appr-card .opt-basis { margin-top: 6px; font-size: 12px; color: var(--text-secondary); cursor: pointer; line-height: 1.4; }
.appr-card .opt-basis:hover { color: var(--brand-dark); }

.opt-row { display: flex; gap: 8px; flex-wrap: wrap; }
.opt { padding: 8px 12px; border: 1px solid var(--border); border-radius: 8px; cursor: pointer; font-weight: 600; color: var(--text-secondary); background: var(--bg-card); }
.opt.on { color: #fff; background: var(--c, var(--brand-dark)); border-color: var(--c, var(--brand-dark)); }
.req-tag { color: #dc2626; font-weight: 600; }

.appr-matrix { border-collapse: collapse; width: 100%; font-size: var(--fs-sm); }
.appr-matrix th, .appr-matrix td { border: 1px solid var(--border); padding: 6px 8px; text-align: center; }
.appr-matrix th { background: var(--bg-secondary); position: sticky; top: 0; z-index: 1; }
.appr-matrix td.stu { text-align: left; white-space: nowrap; font-weight: 500; }
.appr-matrix .cell { cursor: pointer; }
.appr-matrix .cell:hover { background: var(--brand-tint); }

.badge-A, .badge-B, .badge-C, .badge-D { display: inline-block; min-width: 22px; text-align: center; padding: 1px 7px; border-radius: 999px; font-weight: 700; font-size: 12px; }
.badge-A { background: #E7F6EC; color: #15803d; }
.badge-B { background: #E8F0FE; color: #1d4ed8; }
.badge-C { background: #FEF3E2; color: #b45309; }
.badge-D { background: #FDECEC; color: #b91c1c; }

.export-opts { display: flex; gap: 10px; flex-wrap: wrap; }