/* 大学生公寓报修系统 · 管理端样式（零依赖，纯手写）
   设计语言：深松绿主色 + 近白背景 + 大留白 + 克制配色 + 清晰字阶（对齐需求方参考稿） */
:root {
  --primary: #1f4d3f;
  --primary-dark: #173b30;
  --primary-tint: #edf3f0;
  --danger: #b3402f;
  --ok: #2f7d5d;
  --warn: #a8731f;
  --bg: #f7f6f3;
  --card: #ffffff;
  --border: #e6e3dc;
  --text: #201d1a;
  --muted: #8a857c;
  --red-dot: #c2543f;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", system-ui, sans-serif;
  background: var(--bg); color: var(--text); font-size: 14px; line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
.hidden { display: none !important; }

/* ---------- 登录 ---------- */
.login-view { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 40px 24px; }
.login-card {
  width: 440px; max-width: 100%; background: var(--card); border: 1px solid var(--border);
  border-radius: 16px; padding: 44px 40px; box-shadow: 0 12px 40px rgba(32, 29, 26, .06);
}
.login-card h1 { font-size: 26px; font-weight: 700; letter-spacing: 2px; text-align: center; }
.login-card .tagline { text-align: center; color: var(--primary); font-size: 15px; letter-spacing: 3px; margin: 10px 0 4px; }
.login-card .sub { color: var(--muted); text-align: center; margin: 4px 0 26px; font-size: 11px; letter-spacing: 2px; text-transform: uppercase; }
.tabs { display: flex; gap: 6px; margin-bottom: 22px; }
.tab {
  flex: 1; padding: 9px 0; border: 1px solid var(--border); background: #fbfaf8;
  border-radius: 8px; cursor: pointer; font-size: 13px; color: var(--muted); letter-spacing: 1px;
}
.tab.active { background: var(--primary); border-color: var(--primary); color: #fff; }
.panel { display: flex; flex-direction: column; gap: 16px; }
.panel label { display: flex; flex-direction: column; gap: 6px; font-size: 12px; color: var(--muted); letter-spacing: 1px; }
.panel label.checkline { flex-direction: row; align-items: center; gap: 8px; color: var(--text); font-size: 13px; cursor: pointer; }
.panel label.checkline input { width: auto; margin: 0; }
input, select, textarea {
  padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px;
  font-size: 14px; color: var(--text); background: #fff; font-family: inherit;
}
input:focus, select:focus, textarea:focus { outline: 2px solid #cfe0d8; border-color: var(--primary); }
textarea { resize: vertical; min-height: 76px; }
.form-card { display: flex; flex-direction: column; gap: 16px; }
.form-card label { display: flex; flex-direction: column; gap: 6px; font-size: 12px; color: var(--muted); letter-spacing: 1px; }
.form-card input, .form-card select, .form-card textarea { width: 100%; box-sizing: border-box; }
.form-card label.checkline { flex-direction: row; align-items: center; gap: 8px; font-size: 13px; color: var(--text); cursor: pointer; }
.form-card label.checkline input { width: auto; margin: 0; }
button { cursor: pointer; border-radius: 8px; border: 1px solid transparent; font-size: 14px; letter-spacing: 1px; }
button.primary { background: var(--primary); color: #fff; padding: 10px 20px; }
button.primary:hover { background: var(--primary-dark); }
button.block { width: 100%; }
button.ghost { background: transparent; border-color: var(--border); padding: 7px 14px; color: var(--muted); }
button.ghost:hover { color: var(--text); border-color: var(--muted); }
button.danger { background: #fff; border-color: #e8cfc8; color: var(--danger); padding: 8px 16px; }
button.danger:hover { background: #faf1ee; }
button.small { padding: 5px 12px; font-size: 12px; }
.hint { font-size: 12px; color: var(--muted); }
.error-box { margin-top: 14px; padding: 11px; border-radius: 8px; background: #faf1ee; color: var(--danger); font-size: 13px; }
.result-box { margin-top: 14px; font-size: 13px; }
.api-setup { margin-top: 22px; font-size: 12px; color: var(--muted); }
.api-setup label { display: flex; flex-direction: column; gap: 6px; margin: 10px 0; }

/* ---------- 主布局 ---------- */
.topbar {
  height: 58px; background: var(--card); border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 18px; padding: 0 28px;
  position: sticky; top: 0; z-index: 10;
}
.brand { font-weight: 700; font-size: 17px; letter-spacing: 1px; display: flex; align-items: center; gap: 10px; }
.brand::before { content: ''; width: 12px; height: 12px; border-radius: 3px; background: var(--primary); }
.user-info { margin-left: auto; color: var(--muted); font-size: 13px; }
.layout { display: flex; min-height: calc(100vh - 58px); }
.nav {
  width: 204px; background: var(--card); border-right: 1px solid var(--border); padding: 18px 12px;
  display: flex; flex-direction: column; gap: 6px;
}
.nav-item {
  display: flex; align-items: center; gap: 10px; padding: 11px 14px; border-radius: 8px;
  cursor: pointer; color: var(--muted); position: relative; user-select: none; letter-spacing: 1px;
}
.nav-item:hover { background: #faf9f7; color: var(--text); }
.nav-item.active { background: var(--primary-tint); color: var(--primary); font-weight: 600; }
.badge {
  margin-left: auto; min-width: 18px; height: 18px; border-radius: 9px; background: var(--red-dot);
  color: #fff; font-size: 11px; display: inline-flex; align-items: center; justify-content: center; padding: 0 5px;
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--red-dot); position: absolute; right: 10px; top: 10px; }
.main { flex: 1; padding: 30px 34px; overflow-x: auto; }

/* ---------- 通用块 ---------- */
.page-title { font-size: 22px; font-weight: 700; letter-spacing: 1px; margin-bottom: 20px; }
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  padding: 22px 24px; margin-bottom: 18px; box-shadow: 0 1px 2px rgba(32, 29, 26, .03);
}
.card-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 12px; }
.card-head b { font-size: 15px; letter-spacing: 1px; }
.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 20px; }
@media (max-width: 1100px) { .cards { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .cards { grid-template-columns: 1fr; } }
.stat-card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 20px; position: relative; }
.stat-card .num { font-size: 30px; font-weight: 700; margin-top: 6px; letter-spacing: 1px; }
.stat-card .lbl { color: var(--muted); font-size: 12px; letter-spacing: 1px; }
.stat-card.alert { border-color: #e8cfc8; }
.stat-card.alert .num { color: var(--danger); }

table { width: 100%; border-collapse: collapse; background: var(--card); }
th, td { border-bottom: 1px solid var(--border); padding: 10px 12px; text-align: left; font-size: 13px; }
th { color: var(--muted); font-weight: 600; background: #faf9f7; white-space: nowrap; letter-spacing: 1px; }
tr.clickable { cursor: pointer; }
tr.clickable:hover td { background: #faf9f7; }

.toolbar { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end; margin-bottom: 18px; }
.toolbar label { display: flex; flex-direction: column; gap: 6px; font-size: 12px; color: var(--muted); letter-spacing: 1px; }

.tag { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 12px; white-space: nowrap; }
.tag.blue { background: #eaf1f8; color: #3d5a80; }
.tag.green { background: #eef4f0; color: #2f6b52; }
.tag.red { background: #f7ece9; color: #a8402e; }
.tag.amber { background: #f6efe2; color: #8a6420; }
.tag.gray { background: #f0efec; color: #6b665e; }
.tag.brand { background: #ddede9; color: #1f4d3f; }
.tag.slate { background: #eef0f2; color: #4e5969; }

/* ---------- 工单详情 ---------- */
.detail-grid { display: grid; grid-template-columns: 110px 1fr; gap: 8px 16px; font-size: 13px; }
.detail-grid .k { color: var(--muted); letter-spacing: 1px; }
.timeline { list-style: none; margin-top: 4px; }
.timeline li { position: relative; padding: 0 0 18px 20px; border-left: 2px solid var(--border); }
.timeline li:last-child { border-left-color: transparent; padding-bottom: 0; }
.timeline li::before {
  content: ''; position: absolute; left: -6px; top: 3px; width: 10px; height: 10px;
  border-radius: 50%; background: var(--primary);
}
.timeline li.info::before { background: var(--warn); }
.timeline li.reject::before { background: var(--danger); }
.timeline .t-head { font-size: 13px; font-weight: 600; }
.timeline .t-meta { color: var(--muted); font-size: 12px; margin-top: 3px; }

.action-bar { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 16px; }
.photos { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; }
.photos img { width: 100px; height: 100px; object-fit: cover; border-radius: 8px; border: 1px solid var(--border); cursor: zoom-in; }
.photos .legacy { font-size: 12px; color: var(--muted); border: 1px dashed var(--border); border-radius: 8px; padding: 6px 8px; }

/* ---------- 弹窗 ---------- */
.modal-mask {
  position: fixed; inset: 0; background: rgba(32, 29, 26, .42); z-index: 50;
  display: flex; align-items: center; justify-content: center; padding: 24px;
}
.modal { width: 560px; max-width: 100%; max-height: 86vh; overflow-y: auto; background: var(--card); border-radius: 14px; }
.modal-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 24px; border-bottom: 1px solid var(--border); font-weight: 700; letter-spacing: 1px;
}
.modal-head button { font-size: 18px; line-height: 1; border: none; }
.modal-body { padding: 24px; display: flex; flex-direction: column; gap: 14px; }
.modal-body label { display: flex; flex-direction: column; gap: 6px; font-size: 12px; color: var(--muted); letter-spacing: 1px; }
.radio-row { display: flex; gap: 18px; font-size: 14px; color: var(--text); }
.radio-row label { flex-direction: row; align-items: center; gap: 6px; color: var(--text); }
.modal-actions { display: flex; justify-content: flex-end; gap: 12px; margin-top: 8px; }

/* ---------- 提示 ---------- */
.toast {
  position: fixed; top: 70px; left: 50%; transform: translateX(-50%); z-index: 99;
  background: #201d1a; color: #fff; padding: 11px 20px; border-radius: 8px; font-size: 13px;
  max-width: 80vw; box-shadow: 0 6px 20px rgba(0,0,0,.22); letter-spacing: 1px;
}
.toast.err { background: var(--danger); }
.empty { color: var(--muted); text-align: center; padding: 34px 0; font-size: 13px; }
.upload-row { display: flex; align-items: center; gap: 12px; }
.upload-thumbs { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 10px; }
.upload-thumbs .thumb { position: relative; }
.upload-thumbs img { width: 68px; height: 68px; object-fit: cover; border-radius: 6px; border: 1px solid var(--border); }
.upload-thumbs .rm {
  position: absolute; top: -6px; right: -6px; width: 18px; height: 18px; border-radius: 50%;
  background: var(--danger); color: #fff; font-size: 12px; line-height: 18px; text-align: center; cursor: pointer;
}
.img-preview { max-width: 80vw; max-height: 76vh; border-radius: 8px; display: block; margin: 0 auto; }

/* ---------- 友好错误面板（分类 + 重试） ---------- */
.error-panel { padding: 18px 20px; border: 1px solid #e8cfc8; background: #faf1ee; border-radius: 10px; }
.error-panel-head { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.error-kind { display: inline-block; padding: 3px 12px; border-radius: 999px; font-size: 12px; font-weight: 600; letter-spacing: 1px; }
.error-kind.network { background: #f6efe2; color: #8a6420; }
.error-kind.http { background: #f7ece9; color: #a8402e; }
.error-kind.business { background: #eaf1f8; color: #3d5a80; }
.error-panel-msg { font-size: 13px; color: var(--text); }
.error-panel-code { font-size: 12px; color: var(--muted); margin-top: 4px; }

/* ---------- 维修前/后照片分区网格 ---------- */
.photo-card .photo-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 14px; gap: 12px; }
.photo-card .photo-head b { font-size: 15px; letter-spacing: 1px; }
.photo-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(112px, 1fr)); gap: 12px; }
.photo-cell {
  aspect-ratio: 1 / 1; border-radius: 10px; border: 1px solid var(--border); overflow: hidden;
  background: #faf9f7; display: flex; align-items: center; justify-content: center;
}
.photo-cell.loading { color: var(--muted); font-size: 12px; }
.photo-cell img { width: 100%; height: 100%; object-fit: cover; cursor: zoom-in; display: block; transition: transform .15s ease; }
.photo-cell img:hover { transform: scale(1.05); }
.photo-cell .legacy { font-size: 12px; color: var(--muted); padding: 6px; text-align: center; }
.photo-empty { color: var(--muted); font-size: 13px; padding: 22px; text-align: center; border: 1px dashed var(--border); border-radius: 10px; }

/* ---------- 统计图表（纯前端 SVG） ---------- */
.charts-row { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
@media (max-width: 900px) { .charts-row { grid-template-columns: 1fr; } }
.chart-box { min-width: 0; }
.chart-title { font-size: 13px; color: var(--muted); letter-spacing: 1px; margin-bottom: 12px; font-weight: 600; }
.chart-bar { width: 100%; height: auto; display: block; }
.chart-bar .chart-label { font-size: 11px; fill: var(--muted); }
.chart-bar .chart-value { font-size: 11px; fill: var(--text); font-weight: 600; }
.pie-wrap { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.chart-pie { flex: 0 0 auto; }
.chart-pie .chart-label { font-size: 12px; fill: var(--muted); }
.chart-legend { display: flex; flex-direction: column; gap: 7px; min-width: 140px; }
.legend-item { display: flex; align-items: center; gap: 8px; font-size: 12px; }
.legend-item .swatch { width: 12px; height: 12px; border-radius: 3px; flex: 0 0 auto; }
.legend-item .legend-label { color: var(--text); }
.legend-item .legend-value { color: var(--muted); margin-left: auto; white-space: nowrap; }