/* ============================================================
   收租管家 - 样式表
   浅色主题 / 管理后台风格
   ============================================================ */

* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #eff6ff;
  --success: #16a34a;
  --success-light: #f0fdf4;
  --warning: #d97706;
  --warning-light: #fffbeb;
  --danger: #dc2626;
  --danger-light: #fef2f2;
  --info: #0891b2;
  --info-light: #ecfeff;
  --text: #1f2937;
  --text-2: #6b7280;
  --text-3: #9ca3af;
  --border: #e5e7eb;
  --bg: #f3f4f6;
  --card: #ffffff;
  --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: 10px;
  --sidebar-w: 220px;
}

html, body { height: 100%; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

/* ============ 布局 ============ */
#app { display: flex; height: 100vh; overflow: hidden; }

/* ============ 侧边栏 ============ */
.sidebar {
  width: var(--sidebar-w);
  min-width: var(--sidebar-w);
  background: #111827;
  color: #d1d5db;
  display: flex;
  flex-direction: column;
  height: 100vh;
  position: sticky;
  top: 0;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  padding: 20px 18px 16px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.logo-icon { font-size: 26px; }
.logo-text { display: flex; flex-direction: column; line-height: 1.25; }
.logo-text strong { color: #fff; font-size: 17px; letter-spacing: .5px; }
.logo-text span { font-size: 11px; color: #6b7280; }

.nav { flex: 1; padding: 12px 10px; overflow-y: auto; }
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; margin-bottom: 2px;
  border-radius: 8px; color: #d1d5db;
  text-decoration: none; font-size: 14px;
  transition: background .15s, color .15s;
  position: relative;
}
.nav-item:hover { background: rgba(255,255,255,.08); color: #fff; }
.nav-item.active { background: var(--primary); color: #fff; }
.nav-icon { font-size: 16px; width: 20px; text-align: center; }
.nav-badge {
  margin-left: auto;
  background: var(--danger); color: #fff;
  font-size: 11px; padding: 1px 7px; border-radius: 10px;
  font-weight: 600;
}

.sidebar-footer { padding: 14px 18px; border-top: 1px solid rgba(255,255,255,.08); }
.sidebar-stats { font-size: 12px; color: #9ca3af; display: flex; justify-content: space-between; }
.sidebar-stats span { color: #f9fafb; font-weight: 600; }

/* ============ 主区域 ============ */
.main { flex: 1; display: flex; flex-direction: column; overflow: hidden; min-width: 0; }

.topbar {
  height: 60px; min-height: 60px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px;
}
.topbar-title { font-size: 18px; font-weight: 600; }
.topbar-actions { display: flex; align-items: center; gap: 12px; }

.search-box { position: relative; }
.search-box input {
  width: 240px; height: 36px;
  border: 1px solid var(--border); border-radius: 8px;
  padding: 0 12px 0 34px; font-size: 13px; outline: none;
  background: var(--bg); transition: border .15s, box-shadow .15s;
}
.search-box input:focus { border-color: var(--primary); background: #fff; box-shadow: 0 0 0 3px rgba(37,99,235,.12); }
.search-icon { position: absolute; left: 11px; top: 50%; transform: translateY(-50%); font-size: 13px; opacity: .6; }

.content { flex: 1; overflow-y: auto; padding: 22px 24px; }

/* ============ 按钮 ============ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  height: 36px; padding: 0 16px;
  border: 1px solid var(--border); border-radius: 8px;
  background: #fff; color: var(--text);
  font-size: 13px; font-weight: 500; cursor: pointer;
  transition: all .15s; white-space: nowrap;
}
.btn:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-light); }
.btn:active { transform: scale(.97); }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); color: #fff; }
.btn-danger { color: var(--danger); }
.btn-danger:hover { border-color: var(--danger); color: var(--danger); background: var(--danger-light); }
.btn-success { background: var(--success); border-color: var(--success); color: #fff; }
.btn-success:hover { background: #15803d; color: #fff; }
.btn-sm { height: 30px; padding: 0 10px; font-size: 12px; border-radius: 6px; }
.btn-ghost { background: transparent; border-color: transparent; color: var(--text-2); }
.btn-ghost:hover { background: var(--bg); color: var(--text); }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* ============ 统计卡片 ============ */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; margin-bottom: 22px; }
.stat-card {
  background: var(--card); border-radius: var(--radius);
  padding: 16px 18px; box-shadow: var(--shadow);
  border: 1px solid var(--border);
  display: flex; align-items: center; gap: 14px;
}
.stat-icon {
  width: 46px; height: 46px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center; font-size: 22px;
  flex-shrink: 0;
}
.stat-icon.blue { background: var(--primary-light); }
.stat-icon.green { background: var(--success-light); }
.stat-icon.orange { background: var(--warning-light); }
.stat-icon.red { background: var(--danger-light); }
.stat-icon.cyan { background: var(--info-light); }
.stat-info { min-width: 0; }
.stat-value { font-size: 22px; font-weight: 700; line-height: 1.2; }
.stat-label { font-size: 12px; color: var(--text-2); margin-top: 2px; }
.stat-sub { font-size: 11px; color: var(--text-3); }

/* ============ 卡片 ============ */
.card {
  background: var(--card); border-radius: var(--radius);
  box-shadow: var(--shadow); border: 1px solid var(--border);
  margin-bottom: 18px;
}
.card-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 18px; border-bottom: 1px solid var(--border);
}
.card-header h3 { font-size: 15px; font-weight: 600; }
.card-header .sub { font-size: 12px; color: var(--text-3); margin-left: 8px; }
.card-body { padding: 16px 18px; }

/* ============ 表格 ============ */
.table-wrap { overflow-x: auto; }
table.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.data-table th {
  text-align: left; padding: 10px 12px;
  background: #f9fafb; color: var(--text-2);
  font-weight: 600; font-size: 12px;
  border-bottom: 1px solid var(--border); white-space: nowrap;
}
.data-table td {
  padding: 10px 12px; border-bottom: 1px solid #f3f4f6;
  vertical-align: middle; white-space: nowrap;
}
.data-table tbody tr { transition: background .1s; }
.data-table tbody tr:hover { background: #f9fafb; }
.data-table tr.expired-row { opacity: .55; }
.data-table .amount { font-weight: 600; font-variant-numeric: tabular-nums; }
.data-table .amount.upcoming { color: var(--warning); }
.data-table .amount.overdue { color: var(--danger); }
.data-table .amount.paid { color: var(--success); }

/* ============ 状态徽章 ============ */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 2px 10px; border-radius: 20px;
  font-size: 12px; font-weight: 500; white-space: nowrap;
}
.badge-green { background: var(--success-light); color: var(--success); }
.badge-red { background: var(--danger-light); color: var(--danger); }
.badge-orange { background: var(--warning-light); color: var(--warning); }
.badge-gray { background: #f3f4f6; color: var(--text-2); }
.badge-blue { background: var(--primary-light); color: var(--primary); }
.badge-cyan { background: var(--info-light); color: var(--info); }
.badge-purple { background: #f5f3ff; color: #7c3aed; }

.dot { width: 7px; height: 7px; border-radius: 50%; display: inline-block; }
.dot-red { background: var(--danger); }
.dot-orange { background: var(--warning); }
.dot-green { background: var(--success); }
.dot-gray { background: #d1d5db; }

/* ============ 时间线 ============ */
.timeline { position: relative; padding: 4px 0 4px 24px; }
.timeline::before {
  content: ''; position: absolute; left: 7px; top: 8px; bottom: 8px;
  width: 2px; background: var(--border);
}
.tl-item { position: relative; padding: 8px 0 8px 0; }
.tl-item::before {
  content: ''; position: absolute; left: -21px; top: 16px;
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--text-3); border: 2px solid #fff;
  box-shadow: 0 0 0 1px var(--border);
}
.tl-item.tl-overdue::before { background: var(--danger); box-shadow: 0 0 0 1px var(--danger); }
.tl-item.tl-soon::before { background: var(--warning); box-shadow: 0 0 0 1px var(--warning); }
.tl-item.tl-paid::before { background: var(--success); box-shadow: 0 0 0 1px var(--success); }
.tl-item.tl-future::before { background: #e5e7eb; }

/* ============ 收租条目 ============ */
.rent-row {
  display: flex; align-items: center; gap: 14px;
  padding: 12px 0; border-bottom: 1px dashed #f0f0f0;
}
.rent-row:last-child { border-bottom: none; }
.rent-date { width: 90px; flex-shrink: 0; }
.rent-date .d { font-size: 17px; font-weight: 700; line-height: 1.1; }
.rent-date .m { font-size: 11px; color: var(--text-3); }
.rent-date.overdue .d { color: var(--danger); }
.rent-date.soon .d { color: var(--warning); }
.rent-info { flex: 1; min-width: 0; }
.rent-info .name { font-weight: 600; font-size: 14px; }
.rent-info .meta { font-size: 12px; color: var(--text-2); margin-top: 2px; }
.rent-amount { font-size: 16px; font-weight: 700; font-variant-numeric: tabular-nums; white-space: nowrap; }
.rent-actions { display: flex; gap: 6px; flex-shrink: 0; }

/* ============ 筛选栏 ============ */
.filter-bar {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 12px 18px; border-bottom: 1px solid var(--border);
}
.filter-bar select, .filter-bar input {
  height: 32px; border: 1px solid var(--border); border-radius: 6px;
  padding: 0 8px; font-size: 13px; background: #fff; outline: none;
}
.filter-bar select:focus, .filter-bar input:focus { border-color: var(--primary); }
.filter-bar .spacer { flex: 1; }
.filter-bar .count-label { font-size: 12px; color: var(--text-3); }

/* ============ 表单 ============ */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 16px; }
.form-grid .full { grid-column: 1 / -1; }
.form-group { display: flex; flex-direction: column; gap: 5px; }
.form-group label { font-size: 12px; color: var(--text-2); font-weight: 500; }
.form-group label .req { color: var(--danger); }
.form-group input, .form-group select, .form-group textarea {
  height: 36px; border: 1px solid var(--border); border-radius: 8px;
  padding: 0 10px; font-size: 13px; outline: none;
  transition: border .15s, box-shadow .15s;
  font-family: inherit; color: var(--text);
}
.form-group textarea { height: 70px; padding: 8px 10px; resize: vertical; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37,99,235,.1);
}
.form-group input[type="number"] { font-variant-numeric: tabular-nums; }
.form-hint { font-size: 11px; color: var(--text-3); }
.form-sec {
  grid-column: 1 / -1; margin-top: 6px; padding-top: 12px;
  border-top: 1px dashed var(--border);
  font-size: 12px; font-weight: 600; color: var(--text-2);
}
.form-sec:first-of-type { border-top: none; margin-top: 0; padding-top: 0; }

/* 合约表单：租客收款 / 房东付款 分组面板 */
.form-panel {
  grid-column: 1 / -1;
  border-radius: 10px;
  border: 1px solid var(--border);
  padding: 12px 14px 4px;
}
.form-panel .panel-title {
  display: flex; align-items: center; gap: 6px;
  font-size: 13px; font-weight: 600;
  margin-bottom: 10px;
}
.form-panel .panel-title .dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; flex-shrink: 0; }
.form-panel.tenant { background: var(--primary-light); border-color: #bfdbfe; }
.form-panel.tenant .panel-title { color: var(--primary-dark); }
.form-panel.tenant .panel-title .dot { background: var(--primary); }
.form-panel.landlord { background: var(--warning-light); border-color: #fde68a; }
.form-panel.landlord .panel-title { color: var(--warning); }
.form-panel.landlord .panel-title .dot { background: var(--warning); }
.form-panel .panel-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 16px; }
.form-panel .panel-grid .full { grid-column: 1 / -1; }
@media (max-width: 640px) {
  .form-panel .panel-grid { grid-template-columns: 1fr; }
}

/* ============ 模态框 ============ */
.modal-overlay {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(17,24,39,.45);
  display: flex; align-items: center; justify-content: center;
  animation: fadeIn .15s;
}
.modal {
  background: #fff; border-radius: 14px;
  width: 640px; max-width: 94vw; max-height: 90vh;
  display: flex; flex-direction: column;
  box-shadow: var(--shadow-lg);
  animation: slideUp .2s;
}
.modal-sm { width: 420px; }
.modal-lg { width: 820px; }
.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 22px; border-bottom: 1px solid var(--border);
}
.modal-header h3 { font-size: 16px; font-weight: 600; }
.modal-close {
  width: 30px; height: 30px; border: none; background: var(--bg);
  border-radius: 50%; cursor: pointer; font-size: 15px; color: var(--text-2);
  display: flex; align-items: center; justify-content: center;
  transition: all .15s;
}
.modal-close:hover { background: var(--danger-light); color: var(--danger); }
.modal-body { padding: 20px 22px; overflow-y: auto; }
.modal-footer {
  display: flex; justify-content: flex-end; gap: 10px;
  padding: 14px 22px; border-top: 1px solid var(--border);
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { transform: translateY(16px); opacity: 0; } to { transform: none; opacity: 1; } }

/* ============ Toast ============ */
.toast-container {
  position: fixed; top: 70px; right: 20px; z-index: 200;
  display: flex; flex-direction: column; gap: 8px;
}
.toast {
  background: #111827; color: #fff;
  padding: 10px 18px; border-radius: 8px; font-size: 13px;
  box-shadow: var(--shadow-lg); animation: slideLeft .2s;
  display: flex; align-items: center; gap: 8px;
  max-width: 340px;
}
.toast.success { background: #14532d; }
.toast.error { background: #7f1d1d; }
.toast.warning { background: #78350f; }
@keyframes slideLeft { from { transform: translateX(30px); opacity: 0; } to { transform: none; opacity: 1; } }

/* ============ 确认框 ============ */
.confirm-text { padding: 22px 22px 6px; font-size: 14px; line-height: 1.7; }
.confirm-text .confirm-title { font-size: 16px; font-weight: 600; margin-bottom: 8px; }
.confirm-warn {
  background: var(--danger-light); color: var(--danger);
  padding: 10px 14px; border-radius: 8px; font-size: 13px; margin: 10px 22px;
}

/* ============ 空状态 ============ */
.empty-state {
  text-align: center; padding: 50px 20px; color: var(--text-3);
}
.empty-state .icon { font-size: 44px; margin-bottom: 12px; opacity: .6; }
.empty-state .text { font-size: 14px; }
.empty-state .sub { font-size: 12px; margin-top: 4px; color: var(--text-3); }

/* ============ 合同详情 ============ */
.detail-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 0; }
.detail-item { padding: 10px 14px; }
.detail-item .k { font-size: 11px; color: var(--text-3); margin-bottom: 3px; }
.detail-item .v { font-size: 14px; font-weight: 500; }

/* ============ 快速收租记录 ============ */
.pay-row {
  display: flex; align-items: center; gap: 10px;
  background: var(--success-light); border: 1px solid #bbf7d0;
  border-radius: 8px; padding: 8px 12px; margin-bottom: 8px; font-size: 13px;
}
.pay-row .amt { font-weight: 700; color: var(--success); margin-left: auto; }

/* ============ 打印/导出区 ============ */
.print-actions { display: flex; gap: 8px; }

/* ============ 快捷入口 ============ */
.quick-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.qa-btn {
  flex: 1; min-width: 150px;
  display: flex; align-items: center; gap: 12px;
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px;
  cursor: pointer; transition: all .15s; text-align: left;
}
.qa-btn:hover { border-color: var(--primary); box-shadow: var(--shadow); transform: translateY(-1px); }
.qa-btn .icon { font-size: 22px; }
.qa-btn .t { font-size: 14px; font-weight: 600; }
.qa-btn .d { font-size: 12px; color: var(--text-3); margin-top: 2px; }

/* ============ 进度条 ============ */
.progress {
  height: 6px; background: var(--bg); border-radius: 3px; overflow: hidden;
}
.progress > div { height: 100%; border-radius: 3px; }

/* ============ 滚动条 ============ */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #d1d5db; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #9ca3af; }

/* ============ 响应式 ============ */
@media (max-width: 900px) {
  .sidebar { display: none; }
  .form-grid { grid-template-columns: 1fr; }
  .search-box input { width: 150px; }
}

/* ============ 收租周期标签 ============ */
.cycle-tag { font-size: 11px; padding: 1px 8px; border-radius: 4px; background: #f3f4f6; color: var(--text-2); }

/* 高亮本周/本月 */
.hl-week { background: #fff7ed; }

/* ============ 云同步 ============ */
.conn-status { padding: 8px 12px; border-radius: 8px; font-size: 13px; margin-bottom: 4px; }
.conn-status.ok { background: var(--success-light); color: var(--success); border: 1px solid #bbf7d0; }
.conn-status.err { background: var(--danger-light); color: var(--danger); border: 1px solid #fecaca; }
.conn-status.dim { background: #f9fafb; color: var(--text-3); border: 1px dashed #e5e7eb; }
.pwd-row { display: flex; gap: 8px; }
.pwd-row input { flex: 1; min-width: 0; }
.toggle-row { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-2); cursor: pointer; }
.toggle-row input { display: none; }
.toggle-slider { width: 36px; height: 20px; background: #d1d5db; border-radius: 10px; position: relative; transition: background .2s; flex-shrink: 0; }
.toggle-slider::after { content: ''; position: absolute; top: 2px; left: 2px; width: 16px; height: 16px; background: #fff; border-radius: 50%; transition: left .2s; box-shadow: 0 1px 2px rgba(0,0,0,.2); }
.toggle-row input:checked + .toggle-slider { background: var(--primary); }
.toggle-row input:checked + .toggle-slider::after { left: 18px; }
.dir-tabs { display: flex; gap: 6px; flex-wrap: wrap; }
.dir-tab { font-size: 12px; padding: 4px 12px; border-radius: 14px; background: #f3f4f6; color: var(--text-2); cursor: pointer; user-select: none; border: 1px solid transparent; }
.dir-tab:hover { color: var(--primary); }
.dir-tab.active { background: var(--primary-light); color: var(--primary); border-color: var(--primary); font-weight: 600; }
.cloud-loading { font-size: 13px; color: var(--text-3); padding: 8px 0; }
.cloud-files { border: 1px solid #e5e7eb; border-radius: 8px; overflow: hidden; }
.cloud-file-row { display: flex; align-items: center; justify-content: space-between; padding: 10px 12px; border-bottom: 1px solid #f3f4f6; gap: 12px; }
.cloud-file-row:last-child { border-bottom: none; }
.cloud-file-row:hover { background: #f9fafb; }
.cf-info { min-width: 0; }
.cf-name { font-size: 13px; font-weight: 600; color: var(--text); word-break: break-all; }
.cf-meta { font-size: 11px; color: var(--text-3); margin-top: 2px; }
.cf-ops { display: flex; gap: 8px; flex-shrink: 0; }

/* ============ 云同步：模式切换 ============ */
.mode-tabs { display: flex; gap: 8px; flex-wrap: wrap; }
.mode-tab { font-size: 13px; padding: 6px 14px; border-radius: 8px; background: #f3f4f6; color: var(--text-2); cursor: pointer; user-select: none; border: 1px solid transparent; }
.mode-tab:hover { color: var(--primary); }
.mode-tab.active { background: var(--primary-light); color: var(--primary); border-color: var(--primary); font-weight: 600; }
.local-pick { border: 2px dashed #d1d5db; border-radius: 10px; padding: 18px; text-align: center; cursor: pointer; transition: border-color .2s, background .2s; }
.local-pick:hover { border-color: var(--primary); background: var(--primary-light); }
.local-pick .big { font-size: 14px; font-weight: 600; color: var(--text); }
.local-pick .sub { font-size: 12px; color: var(--text-3); margin-top: 4px; }
.local-ok { background: var(--success-light); border: 1px solid #bbf7d0; border-radius: 10px; padding: 14px; }
.local-ok .name { font-size: 14px; font-weight: 600; color: var(--success); word-break: break-all; }
.local-ok .sub { font-size: 12px; color: var(--text-2); margin-top: 4px; }
.hint-box { background: #fffbeb; border: 1px solid #fde68a; border-radius: 8px; padding: 10px 12px; font-size: 12px; color: #92400e; line-height: 1.7; margin-top: 10px; }