/* ═══════════════════════════════════════════════════════════════
   Subai 康养SaaS · 全站统一样式
   铁律：所有页面引用此文件，禁止页面内重复定义
   ═══════════════════════════════════════════════════════════════ */

/* ── 颜色变量 ── */
:root {
  --bg: #f5f5f7;
  --card: #fff;
  --text: #1d1d1f;
  --dim: #515154;
  --muted: #86868b;
  --accent: #0071e3;
  --green: #059669;
  --red: #dc2626;
  --amber: #d97706;
  --purple: #7c3aed;
  --border: #e5e5ea;
  --radius: 14px;
  --shadow: 0 1px 3px rgba(0,0,0,.04);
}

/* ── 基础 ── */
* { margin:0; padding:0; box-sizing:border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
  -webkit-tap-highlight-color: transparent;
}
html { color-scheme: light; }
button, input, select, textarea { color: var(--text); }
input::placeholder, textarea::placeholder { color: #6b7280; opacity: 1; }
select option { background: #fff; color: #1d1d1f; }
:focus-visible { outline: 3px solid rgba(0,113,227,.32); outline-offset: 2px; }

/* ── 按钮 ── */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 20px; border-radius: 10px; font-size: 14px;
  font-weight: 600; cursor: pointer; border: none;
  background: var(--card); color: var(--text);
  border: 1px solid var(--border); transition: .15s;
  font-family: inherit; text-decoration: none;
}
.btn:hover { background: #f0f0f2; }
.btn:active { transform: scale(.97); }
.btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-primary:hover { background: #005bb5; }
.btn-green { background: var(--green); color: #fff; border-color: var(--green); }
.btn-green:hover { background: #047857; }
.btn-red { background: var(--red); color: #fff; border-color: var(--red); }
.btn-red:hover { background: #b91c1c; }
.btn-amber { background: var(--amber); color: #fff; border-color: var(--amber); }
.btn-outline { background: transparent; border: 1px solid var(--border); }
.btn-sm { padding: 5px 12px; font-size: 12px; border-radius: 8px; }
.btn-lg { padding: 14px 28px; font-size: 16px; border-radius: 14px; }
.btn-block { display: flex; width: 100%; justify-content: center; }
.btn:disabled, button:disabled { opacity: .55; cursor: not-allowed; transform: none; }

/* ── 卡片 ── */
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px; margin-bottom: 12px;
  box-shadow: var(--shadow);
}
.card, .modal, .table, table { color: var(--text); }
.card-title { font-size: 16px; font-weight: 700; margin-bottom: 4px; }
.card-subtitle { font-size: 13px; color: var(--dim); margin-bottom: 16px; }

/* ── 表格 ── */
.table, table {
  width: 100%; border-collapse: collapse;
  background: var(--card); border-radius: var(--radius);
  overflow: hidden;
}
.table th, table th, .tbl-wrap table th {
  padding: 12px 14px; font-weight: 700; font-size: 12px;
  text-transform: uppercase; letter-spacing: .5px;
  color: var(--muted); border-bottom: 2px solid var(--border);
  text-align: left; white-space: nowrap; background: #fafafa;
}
.table td, table td, .tbl-wrap table td {
  padding: 10px 14px; font-size: 14px;
  border-bottom: 1px solid var(--border);
}
.table tr:hover td, table tr:hover td { background: rgba(0,113,227,.02); }
.tbl-wrap {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); overflow-x: auto;
}

/* ── 表单 ── */
.form-group { margin-bottom: 12px; }
.form-group label {
  display: block; font-size: 12px; font-weight: 600;
  color: var(--dim); margin-bottom: 4px; text-transform: uppercase;
  letter-spacing: .5px;
}
.form-input, .form-select, .form-textarea, input[type="text"],
input[type="number"], input[type="date"], input[type="tel"],
input[type="password"], select, textarea {
  width: 100%; padding: 10px 14px; border: 1px solid var(--border);
  border-radius: 10px; font-size: 14px; font-family: inherit;
  background: var(--card); color: var(--text); outline: none;
  transition: border-color .15s;
}
.form-input:focus, input:focus, select:focus, textarea:focus {
  border-color: var(--accent); box-shadow: 0 0 0 3px rgba(0,113,227,.08);
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-group.full { grid-column: 1 / -1; }
.req { color: var(--red); }

/* ── 徽章/标签 ── */
.badge {
  display: inline-block; padding: 2px 8px; border-radius: 6px;
  font-size: 11px; font-weight: 600;
}
.badge-blue { background: rgba(0,113,227,.08); color: var(--accent); }
.badge-green { background: rgba(5,150,105,.08); color: var(--green); }
.badge-red { background: rgba(220,38,38,.08); color: var(--red); }
.badge-amber { background: rgba(217,119,6,.08); color: var(--amber); }
.badge-purple { background: rgba(124,58,237,.08); color: var(--purple); }
.badge-gray { background: rgba(81,81,84,.08); color: var(--dim); }
.tag {
  display: inline-block; padding: 3px 10px; border-radius: 10px;
  font-size: 11px; font-weight: 700;
}
.tag-green { background: #f0fdf4; color: var(--green); }
.tag-red { background: #fef2f2; color: var(--red); }
.tag-amber { background: #fffbeb; color: var(--amber); }
.tag-blue { background: #eff6ff; color: var(--accent); }
.chip {
  display: inline-block; padding: 2px 8px; border-radius: 8px;
  font-size: 11px; font-weight: 600; border: 1px solid var(--border);
  background: var(--bg);
}

/* ── Tab切换 ── */
.tabs {
  display: flex; gap: 4px; margin-bottom: 16px; flex-wrap: wrap;
}
.tab {
  padding: 8px 18px; border-radius: 10px; font-size: 13px;
  font-weight: 600; cursor: pointer; color: var(--dim);
  border: 1px solid var(--border); background: var(--card);
  transition: .15s; user-select: none;
}
.tab:hover { background: #f0f0f2; }
.tab.active { background: var(--accent); color: #fff; border-color: var(--accent); }

/* ── 弹窗 ── */
.modal-overlay {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(0,0,0,.4); display: flex;
  align-items: center; justify-content: center;
}
.modal {
  background: var(--card); border-radius: 16px;
  padding: 24px; max-width: 500px; width: 90%;
  max-height: 90vh; overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0,0,0,.15);
}
.modal-title { font-size: 18px; font-weight: 700; margin-bottom: 16px; }

/* ── 全站弹窗可视区域规范 ──
   防止业务页的旧样式/行内宽度造成弹窗偏移、内容裁切或底部操作不可见。 */
.modal-overlay {
  box-sizing: border-box;
  padding: clamp(12px, 3vh, 28px) clamp(12px, 2.5vw, 28px) !important;
  align-items: center !important;
  justify-content: center !important;
  overflow: hidden;
  overscroll-behavior: contain;
}
.modal-overlay > .modal,
.modal-overlay > .modal-card,
.modal-overlay > .modal-content {
  box-sizing: border-box;
  width: min(100%, 760px);
  min-width: 0 !important;
  max-height: calc(100dvh - clamp(24px, 6vh, 56px)) !important;
  margin: 0 !important;
  overflow-x: hidden !important;
  overflow-y: auto !important;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
}
.modal-overlay :where(.form-grid, .grid2, .grid3) > * { min-width: 0; }
.modal-overlay :where(input, select, textarea) { max-width: 100%; box-sizing: border-box; }
.modal-overlay :where(.actions, .modal-f, .modal-actions) {
  position: sticky;
  bottom: 0;
  z-index: 3;
  background: var(--card, #fff);
  padding-block: 12px;
}
@media (max-width: 640px) {
  .modal-overlay { padding: 10px !important; }
  .modal-overlay > .modal,
  .modal-overlay > .modal-card,
  .modal-overlay > .modal-content {
    width: 100% !important;
    max-width: 100% !important;
    max-height: calc(100dvh - 20px) !important;
    padding: 18px !important;
    border-radius: 16px !important;
  }
  .modal-overlay :where(.form-grid, .grid2, .grid3) {
    grid-template-columns: 1fr !important;
  }
  .modal-overlay :where(.actions, .modal-f, .modal-actions) {
    padding-bottom: max(12px, env(safe-area-inset-bottom));
  }
}

/* ── 面板 ── */
.panel { display: none; }
.panel.active { display: block; }
.sub-panel { display: none; }
.sub-panel.active { display: block; }

/* ── 状态 ── */
.empty {
  text-align: center; padding: 60px 20px;
  color: var(--dim); font-size: 15px;
}
.loading {
  text-align: center; padding: 40px 20px;
  color: var(--muted); font-size: 14px;
}
.loading::before { content: '⏳ '; }

/* ── H5底部导航 ── */
.nav-bottom {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 100;
  background: var(--card); border-top: 1px solid var(--border);
  display: flex; padding: 6px 0 env(safe-area-inset-bottom,6px);
}
.nav-item {
  flex: 1; display: flex; flex-direction: column;
  align-items: center; cursor: pointer; gap: 2px;
  font-size: 14px; font-weight: 700; color: var(--dim);
}
.nav-item .ni { font-size: 22px; }
.nav-item.active { color: var(--green); }

/* ── 筛选区 ── */
.filter-section {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 12px 16px; margin-bottom: 12px;
}
.filter-row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.search-box { position: relative; flex: 1; min-width: 180px; }
.search-box input {
  width: 100%; padding: 8px 12px 8px 32px; border: 1px solid var(--border);
  border-radius: 10px; font-size: 14px; font-family: inherit;
  background: var(--bg); outline: none;
}
.search-box::before { content: '🔍'; position: absolute; left: 10px; top: 50%; transform: translateY(-50%); font-size: 12px; }

/* ── 统计卡片 ── */
.stat-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px;
  flex: 1; min-width: 140px;
}
.stat-card .stat-val { font-size: 24px; font-weight: 800; }
.stat-card .stat-label { font-size: 12px; color: var(--dim); margin-top: 4px; }
.stat-cards { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; }

/* ── 详情网格 ── */
.detail-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 10px;
}
.detail-item {
  background: #fafafa; border-radius: 10px; padding: 14px;
}
.detail-item .di-label { font-size: 12px; color: var(--dim); }
.detail-item .di-value { font-size: 15px; font-weight: 600; }

/* ── AI工具按钮 ── */
.ai-tools { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px; }
.ai-tool {
  padding: 6px 14px; border-radius: 10px; font-size: 12px;
  font-weight: 600; cursor: pointer; border: 1px solid var(--border);
  background: var(--card); transition: .15s; font-family: inherit;
}
.ai-tool:hover { background: #f0f0f2; }
.at-analyze { border-color: #ddd6fe; background: #f5f3ff; color: #6d28d9; }
.at-alert { border-color: #fecaca; background: #fef2f2; color: #dc2626; }
.at-marketing { border-color: #bfdbfe; background: #eff6ff; color: #1d4ed8; }
.at-stats { border-color: #d1fae5; background: #f0fdf4; color: #059669; }

/* ── 布局 ── */
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-wrap { flex-wrap: wrap; }
.gap8 { gap: 8px; } .gap12 { gap: 12px; } .gap16 { gap: 16px; }
.mb8 { margin-bottom: 8px; } .mb12 { margin-bottom: 12px; }
.mb16 { margin-bottom: 16px; } .mb24 { margin-bottom: 24px; }
.mt8 { margin-top: 8px; } .mt16 { margin-top: 16px; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-dim { color: var(--dim); }
.text-green { color: var(--green); }
.text-red { color: var(--red); }
.text-amber { color: var(--amber); }
.text-blue { color: var(--accent); }
.fw600 { font-weight: 600; }
.fw700 { font-weight: 700; }
.fw800 { font-weight: 800; }
.text-sm { font-size: 12px; }
.text-lg { font-size: 16px; }
.text-xl { font-size: 20px; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ── H5大字体模式 ── */
.h5-elderly { font-size: 20px; }
.h5-elderly .card-title { font-size: 22px; }
.h5-elderly .btn { padding: 14px 24px; font-size: 18px; border-radius: 14px; }
.h5-elderly input, .h5-elderly select, .h5-elderly textarea {
  font-size: 20px; padding: 14px 18px;
}
.h5-elderly .nav-item { font-size: 16px; }
.h5-elderly .nav-item .ni { font-size: 26px; }

/* ── 隐藏 ── */
.hidden { display: none !important; }

/* ── V8 防白字白底 bug ── 2026-07-29 */
.card, .panel, .sheet, table, td, th, .field, .section, .list, .grid,
.pos-prod-card, .pos-cart-panel, .pos-cat-btn, #posProdGrid, #posCartList,
#posCustRes, #posProdSearchRes, #posCatBar,
.sidebar a, .header span, .page-content,
.auth-card, .auth-card label,
.me-grid .card, .mall-card,
tr td, tr th, table * { color: var(--text); }
.card .text-muted, .text-muted { color: var(--muted) !important; }
.card .text-dim, .text-dim { color: var(--dim) !important; }
.text-green { color: var(--green) !important; }
.text-red { color: var(--red) !important; }

/* ── V8 选中态文字可读性修复 ── 2026-07-29 */
.sidebar a.active,
.sidebar .nav-item.active,
.sidebar-item.active { 
  color: #1d1d1f !important; 
  background: #e8e8ed !important; 
  font-weight: 700 !important;
  border-left-color: var(--accent) !important;
}
.nav-item.active { color: var(--green) !important; font-weight: 700 !important; }
.tab.active { background: var(--accent) !important; color: #fff !important; font-weight: 700 !important; }
.sidebar a.active b { color: #fff !important; }