/* ===== CSS Custom Properties ===== */
:root {
  --blueprint-bg: #f0f4f8;
  --blueprint-blue: #1e40af;
  --blueprint-blue-light: #3b82f6;
  --blueprint-blue-pale: #dbeafe;
  --concrete-50: #f9fafb;
  --concrete-100: #f3f4f6;
  --concrete-200: #e5e7eb;
  --concrete-300: #d1d5db;
  --concrete-400: #9ca3af;
  --concrete-500: #6b7280;
  --concrete-600: #4b5563;
  --concrete-700: #374151;
  --concrete-800: #1f2937;
  --concrete-900: #111827;
  --amber-50: #fffbeb;
  --amber-100: #fef3c7;
  --amber-500: #f59e0b;
  --amber-600: #d97706;
  --amber-700: #b45309;
  --emerald-500: #10b981;
  --emerald-600: #059669;
  --emerald-50: #ecfdf5;
  --red-50: #fef2f2;
  --red-500: #ef4444;
  --red-600: #dc2626;
  --white: #ffffff;
  --shadow-sm: 0 1px 2px rgba(15,23,42,0.04);
  --shadow-md: 0 6px 18px rgba(15,23,42,0.06);
  --shadow-lg: 0 14px 32px rgba(15,23,42,0.08);
  --shadow-xl: 0 24px 50px rgba(15,23,42,0.12);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 22px;
  --sidebar-w: 240px;
  --font-mono: ui-monospace, 'SF Mono', 'SFMono-Regular', 'Roboto Mono', 'Menlo', monospace;
  --font-body: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'PingFang SC', 'Hiragino Sans GB', 'Noto Sans SC', sans-serif;
  --font-display: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'PingFang SC', 'Noto Sans SC', sans-serif;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
}

/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 14px; scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--blueprint-bg);
  color: var(--concrete-800);
  min-height: 100vh;
  display: flex;
  background-image:
    radial-gradient(circle at 20% 80%, rgba(37,99,235,0.03) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(217,119,6,0.02) 0%, transparent 50%);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.modal-open {
  overflow: hidden;
}

/* ===== Blueprint Grid Overlay ===== */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.02;
  background-image:
    linear-gradient(rgba(30,64,175,0.5) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30,64,175,0.5) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* ===== Sidebar ===== */
.sidebar {
  width: var(--sidebar-w);
  min-height: 100vh;
  background: var(--concrete-900);
  color: var(--white);
  display: flex;
  flex-direction: column;
  position: fixed;
  left: 0; top: 0; bottom: 0;
  z-index: 1200;
  box-shadow: var(--shadow-xl);
  padding-top: var(--safe-top);
  padding-bottom: var(--safe-bottom);
  transition: width 0.22s ease;
  pointer-events: auto;
  overflow: hidden;
  isolation: isolate;
}

.sidebar-header {
  padding: 28px 24px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  gap: 14px;
  transition: padding 0.22s ease;
  position: relative;
}

.sidebar-header .logo-icon {
  width: 42px; height: 42px;
  background: var(--blueprint-blue-light);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  position: relative;
  flex-shrink: 0;
}
.sidebar-header .logo-icon::after {
  content: '';
  position: absolute;
  inset: -3px;
  border: 2px dashed rgba(59,130,246,0.4);
  border-radius: 10px;
}

.sidebar-header h1 {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 2px;
  color: var(--white);
  font-weight: 400;
}

.sidebar-header .subtitle {
  font-size: 11px;
  color: var(--concrete-400);
  letter-spacing: 1px;
  margin-top: 2px;
}

.sidebar-header .brand-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
  transition: opacity 0.18s ease;
}

.sidebar-toggle {
  margin-left: auto;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 10px;
  background: rgba(255,255,255,0.06);
  color: var(--white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  flex-shrink: 0;
  transition: all 0.2s ease;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

.sidebar-toggle:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.22);
}

.sidebar-nav {
  flex: 1;
  min-height: 0;
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  overflow-y: auto;
  overflow-x: hidden;
  transition: padding 0.22s ease;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  touch-action: pan-y;
}

.sidebar-nav::-webkit-scrollbar {
  width: 8px;
}

.sidebar-nav::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.16);
  border-radius: 999px;
}

.sidebar-nav::-webkit-scrollbar-track {
  background: transparent;
}

.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 13px;
  font-weight: 500;
  color: var(--concrete-300);
  border: none;
  background: none;
  width: 100%;
  text-align: left;
  font-family: var(--font-body);
  position: relative;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

.nav-item:hover { background: rgba(255,255,255,0.06); color: var(--white); }
.nav-item.active {
  background: var(--blueprint-blue);
  color: var(--white);
  box-shadow: 0 2px 8px rgba(37,99,235,0.3);
}

.nav-item .nav-icon { font-size: 16px; width: 22px; text-align: center; flex-shrink: 0; }
.nav-item .nav-label {
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.nav-item .nav-badge {
  margin-left: auto;
  background: var(--amber-500);
  color: #000;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 10px;
  font-family: var(--font-mono);
}

.nav-divider {
  height: 1px;
  background: rgba(255,255,255,0.06);
  margin: 3px 4px 2px;
}

.nav-section-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--concrete-500);
  padding: 3px 14px 2px;
}

.sidebar-footer {
  padding: 16px 24px;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex; flex-direction: column; gap: 4px;
  transition: padding 0.22s ease;
}

.sidebar-footer .month-display {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--blueprint-blue-light);
  font-weight: 500;
}

.sidebar-footer .info-text {
  font-size: 11px;
  color: var(--concrete-500);
}

.boot-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 320px;
  color: var(--concrete-500);
  font-size: 18px;
  font-weight: 800;
}

.boot-loading::before {
  content: "";
  width: 14px;
  height: 14px;
  margin-right: 12px;
  border-radius: 999px;
  border: 3px solid rgba(37, 99, 235, 0.18);
  border-top-color: var(--blueprint);
  animation: spin .8s linear infinite;
}

/* ===== Main Content ===== */
.main-content {
  margin-left: var(--sidebar-w);
  flex: 1;
  padding: calc(28px + var(--safe-top)) calc(32px + var(--safe-right)) calc(32px + var(--safe-bottom)) calc(32px + var(--safe-left));
  max-width: calc(100vw - var(--sidebar-w));
  min-height: 100vh;
  max-height: 100vh;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  transition: margin-left 0.22s ease, max-width 0.22s ease;
  position: relative;
  z-index: 1;
}

body.modal-open .main-content {
  pointer-events: none;
}

body.sidebar-collapsed .sidebar {
  width: 76px;
}

body.sidebar-collapsed .sidebar-header {
  padding: 22px 12px 16px;
  justify-content: center;
  gap: 0;
}

body.sidebar-collapsed .sidebar-header .brand-text,
body.sidebar-collapsed .sidebar .nav-item .nav-label,
body.sidebar-collapsed .sidebar .nav-section-label,
body.sidebar-collapsed .sidebar .sidebar-footer .info-text {
  display: none;
}

body.sidebar-collapsed .sidebar-header .logo-icon {
  width: 38px;
  height: 38px;
}

body.sidebar-collapsed .sidebar-toggle {
  position: absolute;
  right: 10px;
  top: calc(var(--safe-top) + 14px);
  width: 28px;
  height: 28px;
  border-radius: 9px;
}

body.sidebar-collapsed .sidebar-nav {
  padding: 12px 8px;
}

body.sidebar-collapsed .sidebar .nav-item {
  justify-content: center;
  padding: 12px 10px;
  min-height: 48px;
}

body.sidebar-collapsed .sidebar .nav-item .nav-icon {
  width: auto;
}

body.sidebar-collapsed .sidebar .nav-item .nav-badge {
  position: absolute;
  top: 5px;
  right: 5px;
  margin-left: 0;
  font-size: 9px;
  padding: 2px 6px;
}

body.sidebar-collapsed .sidebar-footer {
  padding: 14px 10px;
  align-items: center;
}

body.sidebar-collapsed .sidebar-footer .month-display {
  font-size: 11px;
  text-align: center;
}

body.sidebar-collapsed .main-content {
  margin-left: 76px;
  max-width: calc(100vw - 76px);
}

/* ===== Page Header ===== */
.page-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 28px;
}

.page-header h2 {
  font-family: var(--font-display);
  font-size: 32px;
  letter-spacing: 2px;
  color: var(--concrete-900);
  font-weight: 400;
}

.page-header .header-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

.page-header .header-actions.payment-header-actions {
  margin-left: auto;
  justify-content: flex-end;
}

.page-header .header-actions.inline-header-actions {
  margin-left: auto;
  justify-content: flex-end;
  flex-wrap: nowrap;
}

.page-header .header-actions.inline-header-actions .header-search-form {
  flex-wrap: nowrap;
  width: min(100%, 420px);
}

.page-header .header-actions.inline-header-actions .month-tabs {
  flex: 0 0 auto;
  white-space: nowrap;
}

.page-header .header-actions .month-tabs {
  margin-bottom: 0;
  align-items: center;
}

.header-search-form {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  width: min(100%, 520px);
  min-width: 0;
}

.header-search-input {
  flex: 1 1 220px;
  width: auto !important;
  min-width: 0 !important;
}

.header-search-count {
  font-size: 12px;
  color: var(--concrete-400);
}

.page-top-month-row {
  margin-bottom: 16px;
}

.page-muted-note {
  font-size: 12px;
  color: var(--concrete-400);
}

.page-help-text {
  font-size: 13px;
  color: var(--concrete-500);
  line-height: 1.9;
}

.helper-text {
  font-size: 12px;
  color: var(--concrete-500);
  line-height: 1.8;
}

.helper-text.strong {
  font-size: 13px;
  color: var(--concrete-600);
  line-height: 1.9;
}

.summary-note {
  font-size: 11px;
  color: var(--concrete-400);
}

.info-card-soft {
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--concrete-200);
  background: var(--concrete-50);
  font-size: 12px;
  color: var(--concrete-600);
  line-height: 1.8;
}

.info-card-soft.warn {
  background: var(--amber-50);
  border-color: var(--amber-500);
  color: var(--amber-700);
}

.info-card-soft.success {
  background: var(--emerald-50);
  border-color: var(--emerald-100);
  color: var(--emerald-700);
}

.empty-inline {
  font-size: 12px;
  color: var(--concrete-400);
  padding: 10px 0;
}

.mini-info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(132px, 1fr));
  gap: 8px;
}

.mini-info-card {
  padding: 8px 10px;
  background: var(--concrete-50);
  border: 1px solid var(--concrete-200);
  border-radius: 8px;
  font-size: 11px;
}

.mini-info-card .label {
  color: var(--concrete-400);
  margin-bottom: 2px;
}

.mini-info-card .value {
  font-weight: 600;
  font-size: 13px;
}

.pill-note {
  font-size: 11px;
  color: var(--concrete-400);
}

.pill-subnote {
  font-size: 11px;
  color: var(--concrete-500);
  margin-top: 4px;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 700;
}

.status-pill.success {
  background: var(--emerald-50);
  color: var(--emerald-700);
}

.status-pill.warn {
  background: var(--amber-50);
  color: var(--amber-700);
}

.inline-count-note {
  margin-left: auto;
}

.danger-note {
  font-size: 10px;
  color: var(--red-500);
}

.record-count-note {
  font-size: 12px;
  color: var(--concrete-400);
  margin-left: auto;
}

.section-desc {
  font-size: 13px;
  color: var(--concrete-500);
  margin-bottom: 16px;
}

.action-stack {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.panel-result-card {
  margin-top: 10px;
  padding: 12px 14px;
  border-radius: 8px;
}

.panel-result-card.success {
  background: var(--emerald-50);
  border: 1px solid var(--emerald-500);
}

.panel-result-card.warn {
  background: var(--amber-50);
  border: 1px solid var(--amber-500);
}

.panel-result-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--concrete-700);
  margin-bottom: 6px;
}

.panel-result-body {
  font-size: 12px;
  color: var(--concrete-600);
  line-height: 1.7;
}

.panel-result-detail {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px dashed var(--amber-500);
  font-size: 12px;
  color: var(--concrete-700);
  line-height: 1.8;
}

.page-grid-two {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.page-scroll-region {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-scroll-region.tall {
  max-height: calc(100vh - 250px);
  overflow-y: auto;
}

.page-scroll-region.medium {
  max-height: calc(100vh - 280px);
  overflow-y: auto;
}

.ledger-table-region {
  max-height: clamp(420px, calc(100vh - 210px - var(--safe-top) - var(--safe-bottom)), 820px);
  overflow-y: auto;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  min-height: 44px;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  font-family: var(--font-body);
  white-space: nowrap;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

button,
select,
.stat-card,
.month-select,
.filter-select {
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

.btn-primary {
  background: var(--blueprint-blue);
  color: var(--white);
  box-shadow: 0 2px 4px rgba(30,64,175,0.2);
}
.btn-primary:hover { background: #1e3a8a; }

.btn-secondary {
  background: var(--white);
  color: var(--concrete-700);
  border: 1px solid var(--concrete-300);
}
.btn-secondary:hover { background: var(--concrete-50); border-color: var(--concrete-400); }

.btn-amber {
  background: var(--amber-500);
  color: #000;
  font-weight: 600;
}
.btn-amber:hover { background: var(--amber-600); color: #fff; }

.btn-ghost {
  background: transparent;
  color: var(--concrete-500);
}
.btn-ghost:hover { background: var(--concrete-100); color: var(--concrete-700); }

.btn-sm { min-height: 40px; padding: 8px 14px; font-size: 13px; }
.btn-xs { min-height: 36px; padding: 7px 12px; font-size: 12px; border-radius: 8px; }

/* ===== Stat Cards ===== */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 20px 22px;
  box-shadow: var(--shadow-sm);
  border-left: 3px solid transparent;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}

.stat-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-1px);
}

.dashboard-stat-clickable {
  cursor: pointer;
  user-select: none;
}

.dashboard-stat-clickable:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

.stat-card.accent-blue { border-left-color: var(--blueprint-blue-light); }
.stat-card.accent-amber { border-left-color: var(--amber-500); }
.stat-card.accent-green { border-left-color: var(--emerald-500); }
.stat-card.accent-red { border-left-color: var(--red-500); }

.stat-card .stat-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--concrete-500);
  margin-bottom: 6px;
}

.stat-card .stat-value {
  font-family: var(--font-mono);
  font-size: 28px;
  font-weight: 500;
  color: var(--concrete-900);
}

.stat-card .stat-sub {
  font-size: 12px;
  color: var(--concrete-400);
  margin-top: 4px;
}

.stat-card .stat-icon {
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 36px;
  opacity: 0.1;
}

/* ===== Floor Section ===== */
.floor-section { margin-bottom: 24px; }

.floor-header {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 0 10px;
  border-bottom: 2px solid var(--concrete-200);
  margin-bottom: 14px;
}

.floor-header .floor-num {
  font-family: var(--font-display);
  font-size: 24px;
  letter-spacing: 1px;
  color: var(--concrete-800);
}

.floor-header .floor-stats {
  font-size: 12px;
  color: var(--concrete-500);
  display: flex; gap: 16px;
  margin-left: auto;
}

.floor-header .floor-stats span {
  font-family: var(--font-mono);
}

.room-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
  gap: 12px;
}

/* ===== Room Card ===== */
.room-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: all 0.2s ease;
  border: 1px solid var(--concrete-200);
  position: relative;
  overflow: hidden;
}

.room-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--blueprint-blue-light);
  transform: translateY(-2px);
}

.room-card.has-arrears {
  border-left: 4px solid var(--amber-500);
  background: linear-gradient(135deg, var(--white) 0%, var(--amber-50) 100%);
}

.room-card.is-vacant {
  background: linear-gradient(135deg, #f0fdf4 0%, #ecfdf5 100%);
  border-color: #86efac;
  border-left: 4px solid #22c55e;
}

.room-card .room-top {
  display: flex; align-items: flex-start; justify-content: space-between;
  margin-bottom: 10px;
}

.room-card .room-id {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 500;
  color: var(--concrete-900);
}

.room-card .room-floor-tag {
  font-size: 10px;
  background: var(--concrete-100);
  color: var(--concrete-500);
  padding: 2px 8px;
  border-radius: 4px;
  letter-spacing: 1px;
}

.room-card .room-floor-tag.vacancy-days-tag {
  background: #fef3c7;
  color: #b45309;
  font-weight: 700;
}

.room-card .room-details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px 16px;
  font-size: 12px;
}

.room-card .detail-item {
  display: flex; justify-content: space-between;
  color: var(--concrete-500);
}
.room-card .detail-item .detail-val {
  font-family: var(--font-mono);
  color: var(--concrete-700);
  font-weight: 500;
}

.room-card .detail-val.arrears-val {
  color: var(--red-600);
  font-weight: 700;
}

.room-card .room-remarks {
  font-size: 11px;
  color: var(--concrete-400);
  margin-top: 8px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-style: italic;
}

.room-card .arrears-badge {
  position: absolute;
  top: 10px; right: 10px;
  background: var(--red-500);
  color: white;
  font-size: 10px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 10px;
  font-family: var(--font-mono);
  animation: pulse-badge 2s infinite;
}

@keyframes pulse-badge {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

/* ===== Table View ===== */
.data-table-wrap {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.data-table-toolbar {
  display: flex; align-items: center; gap: 12px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--concrete-200);
  flex-wrap: wrap;
}

.data-table-toolbar > .search-input {
  flex: 1 1 280px;
  min-width: 0;
}

.data-table-toolbar > .filter-select,
.data-table-toolbar > .btn,
.data-table-toolbar > span {
  flex: 0 0 auto;
}

.search-input {
  flex: 1; min-width: 200px;
  min-height: 46px;
  padding: 11px 14px 11px 38px;
  border: 1px solid var(--concrete-300);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-family: var(--font-body);
  transition: border-color 0.2s;
  background: var(--white) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%239ca3af' viewBox='0 0 16 16'%3E%3Cpath d='M11.742 10.344a6.5 6.5 0 1 0-1.397 1.398h-.001l3.85 3.85a1 1 0 0 0 1.415-1.414l-3.85-3.85zm-5.242.156a5 5 0 1 1 0-10 5 5 0 0 1 0 10z'/%3E%3C/svg%3E") 12px center no-repeat;
}
.search-input:focus { outline: none; border-color: var(--blueprint-blue-light); box-shadow: 0 0 0 3px rgba(59,130,246,0.1); }

.filter-select {
  min-height: 46px;
  padding: 10px 14px;
  border: 1px solid var(--concrete-300);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-family: var(--font-body);
  background: var(--white);
  cursor: pointer;
}

.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }

.tenant-table {
  width: 100%;
  min-width: 760px;
}

.data-table th {
  background: var(--concrete-50);
  padding: 12px 14px;
  text-align: left;
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--concrete-500);
  border-bottom: 2px solid var(--concrete-200);
  white-space: nowrap;
  position: sticky;
  top: 0;
}

.data-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--concrete-100);
  font-family: var(--font-mono);
  font-size: 12px;
}

.data-table tbody tr { transition: background 0.15s; }
.data-table tbody tr:hover { background: var(--blueprint-blue-pale); }
.data-table tbody tr.row-arrears { background: var(--amber-50); }
.data-table tbody tr.row-arrears:hover { background: var(--amber-100); }

.data-table .cell-room { font-weight: 600; color: var(--concrete-900); }
.data-table .cell-arrears { color: var(--red-600); font-weight: 700; }
.data-table .cell-remarks { max-width: 180px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 11px; font-style: italic; color: var(--concrete-500); font-family: var(--font-body); }

.payments-table {
  table-layout: fixed;
  width: 100% !important;
  min-width: 0;
}

.payments-table th,
.payments-table td {
  padding: 10px 8px;
}

.payments-table th:nth-child(1),
.payments-table td:nth-child(1) {
  width: 62px;
}

.payments-table th:nth-child(2),
.payments-table td:nth-child(2) {
  width: 80px;
}

.payments-table th:nth-child(3),
.payments-table td:nth-child(3) {
  width: 126px;
}

.payments-table th:nth-child(5),
.payments-table td:nth-child(5) {
  width: 86px;
}

.payments-table th:nth-child(6),
.payments-table td:nth-child(6) {
  width: 108px;
}

.payments-table th:nth-child(2),
.payments-table td:nth-child(2),
.payments-table th:nth-child(3),
.payments-table td:nth-child(3) {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.payments-table .payments-action-cell {
  white-space: nowrap;
  text-align: right;
}

.payments-table .payments-collect-btn {
  min-width: 86px;
  padding-left: 12px;
  padding-right: 12px;
  white-space: nowrap;
}

/* ===== Modal ===== */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(15,23,42,0.28);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  display: flex; align-items: center; justify-content: center;
  z-index: 2400;
  animation: fadeIn 0.2s ease;
  padding: calc(12px + var(--safe-top)) calc(12px + var(--safe-right)) calc(12px + var(--safe-bottom)) calc(12px + var(--safe-left));
}

#modalContainer {
  position: relative;
  z-index: 2400;
}

body.modal-open .sidebar {
  pointer-events: none;
}

body.modal-open .modal-overlay,
body.modal-open .modal-overlay * {
  pointer-events: auto;
}

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.modal {
  background: var(--white);
  border-radius: var(--radius-lg);
  width: 90%; max-width: 640px;
  max-height: min(88vh, 980px);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  animation: slideUp 0.25s ease;
  display: flex;
  flex-direction: column;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--concrete-200);
  position: sticky; top: 0; background: var(--white);
  z-index: 1;
}

.modal-header h3 {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 1px;
}

.modal-close {
  width: 32px; height: 32px;
  border-radius: 50%;
  border: none;
  background: var(--concrete-100);
  cursor: pointer;
  font-size: 18px;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}
.modal-close:hover { background: var(--concrete-200); }

.modal-body { padding: 24px; }
.modal-body { flex: 1; min-height: 0; overflow-y: auto; -webkit-overflow-scrolling: touch; }

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px 20px;
}

.form-group { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.form-group.full { grid-column: 1 / -1; }

.form-group label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--concrete-500);
  font-weight: 600;
}

.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  min-height: 46px;
  padding: 11px 14px;
  border: 1px solid var(--concrete-300);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: var(--font-body);
  transition: border-color 0.2s;
}

.form-group input:not([disabled]):not([readonly]),
.form-group select:not([disabled]),
.form-group textarea:not([disabled]),
.add-reminder-form input:not([disabled]):not([readonly]),
.add-reminder-form select:not([disabled]),
.page-header .header-actions input:not([disabled]):not([readonly]),
.page-header .header-actions select:not([disabled]),
.data-table-toolbar input:not([disabled]):not([readonly]),
.data-table-toolbar select:not([disabled]) {
  background: var(--white) !important;
}

.form-group input[type="date"],
.add-reminder-form input[type="date"],
.modal input[type="date"] {
  appearance: none;
  -webkit-appearance: none;
  background: var(--white) !important;
  color: var(--concrete-800);
  line-height: 1.25;
  min-width: 0;
}

.form-group input[type="date"]::-webkit-date-and-time-value,
.add-reminder-form input[type="date"]::-webkit-date-and-time-value,
.modal input[type="date"]::-webkit-date-and-time-value {
  text-align: left;
}

.form-group input[type="date"]::-webkit-calendar-picker-indicator,
.add-reminder-form input[type="date"]::-webkit-calendar-picker-indicator,
.modal input[type="date"]::-webkit-calendar-picker-indicator {
  opacity: 0.9;
}

.form-group input:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--blueprint-blue-light);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.1);
}

.form-group textarea { resize: vertical; min-height: 96px; }

.remark-tag-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 8px;
  border: 1px solid var(--concrete-200);
  border-radius: 14px;
  background: rgba(248, 250, 252, .78);
}

.remark-tag-chip {
  min-height: 34px;
  padding: 7px 12px;
  border: 1px solid var(--concrete-300);
  border-radius: 999px;
  background: var(--white);
  color: var(--concrete-700);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  transition: transform .16s ease, border-color .16s ease, background .16s ease, color .16s ease, box-shadow .16s ease;
}

.remark-tag-chip:active {
  transform: scale(.97);
}

.remark-tag-chip.active {
  border-color: rgba(37, 99, 235, .45);
  background: linear-gradient(135deg, #2563eb, #0ea5e9);
  color: var(--white);
  box-shadow: 0 8px 18px rgba(37, 99, 235, .18);
}

.repair-cost-details {
  grid-column: 1 / -1;
  border: 1px solid var(--concrete-200);
  border-radius: 14px;
  background: rgba(255, 255, 255, .76);
  overflow: hidden;
}

.repair-cost-details summary {
  min-height: 52px;
  padding: 0 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  list-style: none;
  color: var(--concrete-800);
  font-weight: 700;
  touch-action: manipulation;
}

.repair-cost-details summary::-webkit-details-marker { display: none; }

.repair-cost-details summary::after {
  content: '展开';
  font-size: 12px;
  color: var(--blueprint-blue);
  background: var(--blueprint-blue-pale);
  border: 1px solid rgba(37, 99, 235, .16);
  border-radius: 999px;
  padding: 4px 10px;
  white-space: nowrap;
}

.repair-cost-details[open] summary::after {
  content: '收起';
}

.repair-cost-details .repair-cost-body {
  border-top: 1px solid var(--concrete-100);
  padding: 14px 16px 16px;
}

.repair-cost-details .repair-cost-note {
  margin: 0 0 12px;
  color: var(--concrete-500);
  font-size: 12px;
  line-height: 1.5;
}

.date-range-field {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  gap: 6px;
  align-items: center;
  min-width: 0;
}

.date-range-field > * {
  min-width: 0;
}

.date-range-field input {
  width: 100%;
  min-width: 0;
  padding-left: 10px;
  padding-right: 10px;
}

.date-range-separator {
  font-size: 13px;
  color: var(--concrete-400);
  font-weight: 600;
  text-align: center;
  line-height: 1;
  padding: 0 2px;
  white-space: nowrap;
}

.inline-room-hint-wrap {
  position: relative;
}

.inline-room-hint-wrap input {
  padding-right: 164px;
}

.inline-room-hint {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 12px;
  color: var(--concrete-500);
  pointer-events: none;
  max-width: 142px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--concrete-200);
  display: flex; justify-content: flex-end; gap: 10px;
  flex-wrap: wrap;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.modal-body-soft {
  padding: 20px 22px 18px;
  background: linear-gradient(180deg,rgba(248,250,252,.92) 0%, rgba(255,255,255,1) 220px);
}

.modal-footer-soft {
  padding: 16px 22px 18px;
  background: rgba(248,250,252,.92);
  border-top: 1px solid rgba(148,163,184,.12);
}

.modal-summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 10px;
}

.modal-charge-row {
  display: grid;
  grid-template-columns: minmax(84px, 120px) minmax(90px, 112px) minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 11px 12px;
  border: 1px solid rgba(148,163,184,.14);
  border-radius: 12px;
  background: rgba(255,255,255,.92);
  box-shadow: 0 8px 18px rgba(15,23,42,.035);
}

.modal-wallet-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(138px, 1fr));
  gap: 10px;
  align-items: center;
  padding: 11px 12px;
  border: 1px solid rgba(148,163,184,.14);
  border-radius: 12px;
  background: rgba(255,255,255,.92);
  box-shadow: 0 8px 18px rgba(15,23,42,.035);
}

.modal-pending-row {
  display: grid;
  grid-template-columns: minmax(84px, 108px) minmax(84px, 104px) minmax(0, 1fr) auto auto;
  gap: 10px;
  align-items: center;
  padding: 11px 12px;
  border-radius: 12px;
}

.compact-entry-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.compact-entry-row > input[type="date"] {
  width: 138px !important;
  min-width: 138px !important;
}

.compact-entry-row > select:nth-of-type(1) {
  width: 98px !important;
  min-width: 98px !important;
}

.compact-entry-row > input[inputmode="decimal"] {
  width: 98px !important;
  min-width: 98px !important;
}

.compact-entry-row > select:nth-of-type(2) {
  width: 102px !important;
  min-width: 102px !important;
}

.compact-entry-row > input[type="text"] {
  flex: 1 1 220px;
  min-width: 180px !important;
}

.payment-pending-entry-row > input[id^="pendingEntryAmount_"] {
  flex: 0 0 82px !important;
  width: 82px !important;
  min-width: 78px !important;
}

.payment-pending-entry-row > input[id^="pendingEntryRemarks_"] {
  flex: 1 1 300px !important;
  min-width: 240px !important;
}

.payment-pending-entry-row > .pending-collect-btn {
  flex: 0 0 auto;
  min-width: 108px;
  background: linear-gradient(180deg, #2563eb 0%, #1d4ed8 100%) !important;
  color: var(--white) !important;
  border: 1px solid rgba(37,99,235,.92) !important;
  box-shadow: 0 10px 18px rgba(37,99,235,.18);
}

.payment-pending-entry-row > .pending-collect-btn:hover {
  background: linear-gradient(180deg, #1d4ed8 0%, #1e40af 100%) !important;
}

.compact-entry-row > input[type="date"],
.compact-entry-row > select,
.compact-entry-row > input[inputmode="decimal"],
.compact-entry-row > input[type="text"],
.compact-entry-row > button {
  min-height: 44px;
}

/* 深层弹窗和动态表单统一控件规格，避免二级/三级/四级页面尺寸不一致 */
.modal .add-reminder-form input[type="date"],
.modal .add-reminder-form input[type="text"],
.modal .add-reminder-form input[type="number"],
.modal .add-reminder-form input[inputmode="decimal"],
.modal .add-reminder-form select,
.modal .compact-entry-row input[type="date"],
.modal .compact-entry-row input[type="text"],
.modal .compact-entry-row input[type="number"],
.modal .compact-entry-row input[inputmode="decimal"],
.modal .compact-entry-row select,
.modal .compact-entry-row button,
#paymentsManualTopupRoomId,
#paymentsManualTopupDate,
#paymentsManualTopupItem,
#paymentsManualTopupAmount,
#paymentsManualTopupMethod,
#paymentsManualTopupRemarks,
#moveInRoomLookup,
#repairDictationDraft,
#waterBatchTbody input,
#waterBaselineTbody input,
[id^="historicalEntryDate_"],
[id^="historicalEntryItem_"],
[id^="historicalEntryAmount_"],
[id^="historicalEntryMethod_"],
[id^="historicalEntryRemarks_"],
[id^="pendingEntryDate_"],
[id^="pendingEntryItem_"],
[id^="pendingEntryAmount_"],
[id^="pendingEntryMethod_"],
[id^="pendingEntryRemarks_"],
[id^="paymentReminderDate_"],
[id^="paymentReminderContent_"],
[id^="newReminderDate_"],
[id^="newReminderContent_"] {
  min-height: 44px !important;
  padding: 10px 12px !important;
  border: 1px solid var(--concrete-300) !important;
  border-radius: 14px !important;
  font-size: 14px !important;
  font-family: var(--font-body) !important;
  background: var(--white) !important;
  color: var(--concrete-800) !important;
  box-sizing: border-box;
}

.modal .compact-entry-row .pending-collect-btn {
  background: linear-gradient(180deg, #2563eb 0%, #1d4ed8 100%) !important;
  color: var(--white) !important;
  border-color: rgba(37,99,235,.92) !important;
}

.modal .add-reminder-form input[type="date"],
.modal .compact-entry-row input[type="date"],
#paymentsManualTopupDate,
#waterBatchTbody input[type="date"],
[id^="historicalEntryDate_"],
[id^="pendingEntryDate_"],
[id^="paymentReminderDate_"],
[id^="newReminderDate_"] {
  font-family: var(--font-mono) !important;
}

.modal .add-reminder-form input:focus,
.modal .add-reminder-form select:focus,
.modal .compact-entry-row input:focus,
.modal .compact-entry-row select:focus,
#paymentsManualTopupRoomId:focus,
#paymentsManualTopupDate:focus,
#paymentsManualTopupItem:focus,
#paymentsManualTopupAmount:focus,
#paymentsManualTopupMethod:focus,
#paymentsManualTopupRemarks:focus,
#moveInRoomLookup:focus,
#repairDictationDraft:focus,
#waterBatchTbody input:focus,
#waterBaselineTbody input:focus {
  outline: none;
  border-color: var(--blueprint-blue-light) !important;
  box-shadow: 0 0 0 3px rgba(59,130,246,0.10);
}

#waterBatchTbody td,
#waterBaselineTbody td {
  vertical-align: middle;
}

#waterBatchTbody .water-batch-input,
#waterBaselineTbody .water-batch-input {
  width: 100% !important;
}

#waterBatchTbody .water-batch-input.room,
#waterBatchTbody .water-batch-input.current,
#waterBatchTbody .water-batch-input.previous {
  min-width: 116px !important;
}

#waterBatchTbody .water-batch-input.date {
  min-width: 148px !important;
}

#waterBatchTbody .water-batch-input.rate,
#waterBaselineTbody .water-batch-input.baseline {
  min-width: 120px !important;
}

#waterBatchTbody .water-batch-room-info,
#waterBaselineTbody td:last-child {
  min-height: 44px;
  display: flex;
  align-items: center;
}

#waterBatchTbody .water-batch-room-info {
  padding: 0 4px;
  font-size: 13px;
  line-height: 1.45;
  min-width: 150px;
}

.inline-flex-input {
  flex: 1;
  min-width: 0;
}

.inline-flex-input.wide {
  min-width: 280px;
}

.reminder-inline-input {
  flex: 1;
  max-width: 360px;
}

#waterBatchTbody input[disabled],
#waterBaselineTbody input[disabled] {
  background: var(--concrete-50) !important;
  border-color: var(--concrete-200) !important;
  color: var(--concrete-500) !important;
}

#waterBatchTbody .water-batch-actions,
#waterBaselineTbody .water-batch-actions {
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-room-top-grid {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
  flex-wrap: wrap;
  margin-bottom: 14px;
  padding: 16px 18px;
  border-radius: 18px;
  background: linear-gradient(135deg,rgba(255,255,255,.96) 0%, rgba(243,247,255,.92) 100%);
  border: 1px solid rgba(148,163,184,.14);
  box-shadow: 0 14px 34px rgba(15,23,42,.05);
}

.modal-room-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

/* ===== Charts ===== */
.chart-container {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 20px;
}

.card {
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(148,163,184,0.12);
}

.chart-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--concrete-600);
  margin-bottom: 16px;
}

.cloud-ledger-counts {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.cloud-authority-warning {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin: -8px 0 18px;
  padding: 13px 16px;
  border-radius: 18px;
  border: 1px solid rgba(245,158,11,.24);
  background: linear-gradient(135deg, rgba(255,251,235,.96) 0%, rgba(255,247,237,.96) 100%);
  color: var(--concrete-700);
  box-shadow: 0 10px 24px rgba(180,83,9,.08);
}

.cloud-authority-warning strong {
  display: block;
  margin-bottom: 4px;
  color: var(--amber-700);
  font-size: 14px;
}

.cloud-authority-warning div div {
  font-size: 12px;
  line-height: 1.65;
  color: var(--concrete-500);
}

.view-loading {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 8px 0 24px;
}

.view-loading-title {
  width: min(220px, 48%);
  height: 34px;
  border-radius: 12px;
  background: linear-gradient(90deg, rgba(226,232,240,.95) 0%, rgba(241,245,249,.98) 50%, rgba(226,232,240,.95) 100%);
  background-size: 240% 100%;
  animation: loading-shimmer 1.1s linear infinite;
}

.view-loading-card {
  width: 100%;
  min-height: 110px;
  border-radius: 20px;
  background: linear-gradient(90deg, rgba(226,232,240,.78) 0%, rgba(248,250,252,.98) 50%, rgba(226,232,240,.78) 100%);
  background-size: 240% 100%;
  animation: loading-shimmer 1.1s linear infinite;
  box-shadow: var(--shadow-sm);
}

@keyframes loading-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -40% 0; }
}

/* ===== Arrears Banner ===== */
.arrears-alert {
  background: linear-gradient(135deg, #fef3c7, #fffbeb);
  border: 1px solid var(--amber-500);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 20px;
}

.arrears-alert .alert-icon { font-size: 24px; }
.arrears-alert .alert-text { flex: 1; }
.arrears-alert .alert-text strong { color: var(--amber-700); }

/* ===== Empty State ===== */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--concrete-400);
}

.empty-state .empty-icon { font-size: 48px; margin-bottom: 12px; opacity: 0.4; }
.empty-state p { font-size: 14px; }

/* ===== Month Switcher (dropdown) ===== */
.month-tabs {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 16px;
}
.month-select {
  min-height: 44px;
  padding: 10px 36px 10px 14px;
  border: 1px solid var(--concrete-300);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-family: var(--font-mono);
  background: var(--white);
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%236b7280' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  min-width: 140px;
  transition: border-color 0.2s;
}
.month-select:focus { outline: none; border-color: var(--blueprint-blue-light); box-shadow: 0 0 0 3px rgba(59,130,246,0.1); }
.month-select:hover { border-color: var(--blueprint-blue-light); }
.month-add-btn {
  padding: 8px 14px;
  border: 1px dashed var(--concrete-300);
  border-radius: var(--radius-sm);
  font-size: 12px;
  cursor: pointer;
  background: var(--white);
  color: var(--concrete-400);
  font-family: var(--font-body);
  transition: all 0.2s;
  white-space: nowrap;
}
.month-add-btn:hover { border-color: var(--blueprint-blue-light); color: var(--blueprint-blue); }

/* ===== Toast ===== */
.toast {
  position: fixed;
  bottom: calc(24px + var(--safe-bottom));
  right: calc(24px + var(--safe-right));
  background: var(--concrete-900);
  color: white;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  z-index: 300;
  animation: slideUp 0.3s ease;
  box-shadow: var(--shadow-xl);
}

.toast.toast-error {
  top: calc(24px + var(--safe-top));
  bottom: auto;
  left: 50%;
  right: auto;
  width: max-content;
  max-width: min(560px, calc(100vw - 32px));
  text-align: center;
  transform: translateX(-50%);
  z-index: 2500;
  animation: toastDrop 0.22s ease;
}

@keyframes toastDrop {
  from { opacity: 0; transform: translate(-50%, -10px); }
  to { opacity: 1; transform: translate(-50%, 0); }
}

/* ===== Responsive ===== */
@media (min-width: 768px) and (max-width: 1366px) {
  :root {
    --sidebar-w: 220px;
  }

  .sidebar {
    width: var(--sidebar-w);
  }

  .sidebar-header {
    padding: 22px 18px 16px;
    gap: 10px;
  }

  .sidebar-header .logo-icon {
    width: 36px;
    height: 36px;
    font-size: 18px;
  }

  .sidebar-header h1 {
    font-size: 19px;
    letter-spacing: 1.5px;
  }

  .sidebar-header .subtitle {
    font-size: 10px;
  }

  .sidebar-nav {
    padding: 12px 10px;
  }

  .nav-item {
    min-height: 46px;
    padding: 10px 12px;
    font-size: 12px;
  }

  .nav-item .nav-icon {
    width: 18px;
  }

  .sidebar-footer {
    padding: 14px 18px;
  }

  body.sidebar-collapsed .sidebar {
    width: 72px;
  }

  body.sidebar-collapsed .main-content {
    margin-left: 72px;
    max-width: calc(100vw - 72px);
  }

  .main-content {
    margin-left: var(--sidebar-w);
    max-width: calc(100vw - var(--sidebar-w));
    padding: calc(24px + var(--safe-top)) calc(24px + var(--safe-right)) calc(28px + var(--safe-bottom)) calc(24px + var(--safe-left));
  }

  .page-header {
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 22px;
  }

  .page-header h2 {
    font-size: 28px;
  }

  .page-header .header-actions {
    flex-wrap: wrap;
    justify-content: flex-start;
    gap: 12px;
  }

  .page-header .header-actions > form {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    width: min(100%, 520px);
    min-width: 0;
  }

  .page-header .header-actions > form input,
  .page-header .header-actions > form select {
    flex: 1 1 220px;
    width: auto !important;
    min-width: 0 !important;
  }

  .page-header .header-actions > form button {
    flex: 0 0 auto;
  }

  .page-header .header-actions.inline-header-actions {
    flex-wrap: nowrap;
    justify-content: flex-end;
    width: auto;
    max-width: 100%;
  }

  .page-header .header-actions.inline-header-actions > form {
    flex-wrap: nowrap;
    width: min(100%, 420px);
  }

  .page-header .header-actions.inline-header-actions > form input,
  .page-header .header-actions.inline-header-actions > form select {
    flex: 1 1 240px;
  }

  .page-header .header-actions.inline-header-actions > form button {
    flex: 0 0 auto;
  }

  .btn,
  .month-select,
  .filter-select,
  .search-input,
  .form-group input,
  .form-group select,
  .form-group textarea {
    min-height: 44px;
    font-size: 16px;
  }

  .btn-sm,
  .btn-xs {
    min-height: 40px;
    font-size: 13px;
  }

  .stat-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .room-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .data-table-toolbar {
    padding: 14px 16px;
  }

  .data-table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: 20px;
  }

  .data-table {
    min-width: 920px;
  }

  .tenant-table {
    min-width: 760px;
  }

  .data-table th,
  .data-table td {
    padding: 12px 10px;
  }

  .modal {
    width: min(960px, calc(100vw - 32px)) !important;
    max-width: min(960px, calc(100vw - 32px)) !important;
    max-height: calc(100vh - 24px - var(--safe-top) - var(--safe-bottom));
    border-radius: 24px;
  }

  .modal-header,
  .modal-body,
  .modal-footer {
    padding-left: 20px;
    padding-right: 20px;
  }

  .modal-header {
    padding-top: 18px;
    padding-bottom: 18px;
  }

  .modal-header h3 {
    font-size: 20px;
  }

  .modal-close {
    width: 38px;
    height: 38px;
    font-size: 20px;
  }

  .modal-body {
    padding-top: 20px;
    padding-bottom: 20px;
  }

  .modal-footer {
    position: sticky;
    bottom: 0;
    padding-top: 14px;
    padding-bottom: 14px;
    flex-wrap: wrap;
  }

  .form-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .form-group label {
    font-size: 12px;
  }

  .form-group input,
  .form-group select,
  .form-group textarea {
    border-radius: 14px;
  }

  .modal .form-group,
  .modal .form-group.full,
  .modal .date-range-field,
  .modal .date-range-field > *,
  .modal .add-reminder-form > * {
    min-width: 0;
  }

  .modal input[type="date"],
  .modal select,
  .modal input[type="text"],
  .modal input[type="number"],
  .modal textarea {
    max-width: 100%;
  }

  .date-range-field {
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    gap: 6px;
  }

  .date-range-separator {
    font-size: 12px;
    padding: 0 1px;
  }

  .chart-container {
    width: 100%;
    max-width: 100% !important;
    padding: 22px;
    border-radius: 20px;
  }

  .card {
    border-radius: 20px;
  }

  .room-card {
    padding: 18px;
    border-radius: 18px;
  }

  .reminder-list {
    max-height: 360px;
  }

  .reminder-item {
    padding: 12px 14px;
    border-radius: 14px;
  }

  .reminder-item .reminder-date {
    min-width: 84px;
    font-size: 12px;
  }

  .reminder-item .reminder-content {
    font-size: 14px;
    line-height: 1.5;
  }

  .btn-micro {
    min-height: 34px;
    padding: 7px 10px;
    font-size: 12px;
    border-radius: 8px;
  }

  .add-reminder-form {
    gap: 10px;
    flex-wrap: wrap;
    align-items: center;
  }

  .add-reminder-form input[type="date"],
  .add-reminder-form input[type="text"],
  .add-reminder-form input[type="number"],
  .add-reminder-form select {
    min-height: 44px;
    font-size: 14px;
  }

  .data-table-toolbar > .search-input {
    min-width: 260px;
  }

  .data-table-toolbar {
    gap: 8px;
    align-items: center;
  }

  .data-table-toolbar > .search-input {
    flex: 1 1 240px;
    width: auto !important;
    min-width: 0 !important;
  }

  .data-table-toolbar > .filter-select,
  .data-table-toolbar > .btn,
  .page-header .header-actions form input,
  .page-header .header-actions form select,
  .page-header .header-actions form button,
  .data-table-toolbar > form input,
  .data-table-toolbar > form select,
  .data-table-toolbar > form button,
  #paymentsManualTopupRoomId,
  #paymentsManualTopupDate,
  #paymentsManualTopupItem,
  #paymentsManualTopupAmount,
  #paymentsManualTopupMethod,
  #paymentsManualTopupRemarks,
  #repairDictationDraft {
    min-height: 44px !important;
    font-size: 14px !important;
    border-radius: 14px !important;
  }

  #paymentsManualTopupRoomId,
  #paymentsManualTopupDate,
  #paymentsManualTopupItem,
  #paymentsManualTopupAmount,
  #paymentsManualTopupMethod {
    width: auto !important;
    flex: 1 1 132px;
    min-width: 120px !important;
  }

  #paymentsManualTopupRemarks {
    width: auto !important;
    flex: 1 1 220px;
    min-width: 180px !important;
  }

  #repairDictationDraft {
    width: 100% !important;
    min-width: 0 !important;
    flex: 1 1 240px;
  }

  #waterBatchTbody input,
  #waterBaselineTbody input {
    min-width: 0 !important;
  }

  #waterBatchTbody .water-batch-room-info {
    min-width: 0 !important;
    max-width: 180px;
    white-space: normal;
    overflow-wrap: anywhere;
    line-height: 1.5;
  }

  .inline-room-hint-wrap input {
    padding-right: 182px;
  }

  .inline-room-hint {
    right: 16px;
    max-width: 160px;
    font-size: 12px;
  }

  .modal .data-table-wrap {
    border-radius: 18px;
  }

  .modal-summary-grid {
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  }

  .modal-charge-row {
    grid-template-columns: minmax(76px, 110px) minmax(82px, 104px) minmax(0, 1fr) auto;
  }

  .modal-wallet-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .modal-pending-row {
    grid-template-columns: minmax(80px, 100px) minmax(80px, 96px) minmax(0, 1fr) auto auto;
  }

  .compact-entry-row {
    gap: 8px;
  }

  .modal .reminder-section {
    padding-top: 20px;
    margin-top: 22px;
  }

  .modal .reminder-list {
    max-height: 320px;
  }

  .modal .btn-micro {
    min-height: 36px;
    font-size: 12px;
    padding: 6px 10px;
    border-radius: 10px;
  }

  .modal .add-reminder-form input[type="date"],
  #paymentsManualTopupDate,
  [id^="historicalEntryDate_"],
  [id^="pendingEntryDate_"],
  [id^="paymentReminderDate_"],
  [id^="newReminderDate_"] {
    width: 148px !important;
    min-width: 148px !important;
    background: var(--white) !important;
  }

  .modal input[readonly] {
    background: var(--white) !important;
    color: var(--concrete-600) !important;
  }
}

@media (max-width: 900px) {
  .cloud-ledger-counts {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }

  .modal-summary-grid,
  .modal-wallet-grid,
  .modal-charge-row,
  .modal-pending-row {
    grid-template-columns: 1fr;
  }

  .modal-room-actions {
    width: 100%;
    justify-content: stretch;
  }

  .modal-room-actions > button {
    flex: 1 1 140px;
  }

  .compact-entry-row > input[type="date"],
  .compact-entry-row > select,
  .compact-entry-row > input[inputmode="decimal"],
  .compact-entry-row > input[type="text"],
  .compact-entry-row > button {
    width: 100% !important;
    min-width: 0 !important;
    flex: 1 1 100%;
  }
}

@media (min-width: 768px) and (max-width: 1024px) and (orientation: portrait) {
  :root {
    --sidebar-w: 88px;
  }

  .sidebar-header {
    justify-content: center;
    padding: 22px 12px 18px;
  }

  .sidebar-header .brand-text,
  .sidebar .nav-item .nav-label,
  .sidebar .nav-section-label,
  .sidebar .sidebar-footer .info-text {
    display: none;
  }

  .sidebar .nav-item {
    justify-content: center;
    padding: 12px 10px;
  }

  .sidebar .nav-item .nav-badge {
    position: absolute;
    top: 6px;
    right: 8px;
    margin-left: 0;
  }

  .sidebar-footer {
    padding: 12px 10px;
    align-items: center;
  }

  .sidebar-footer .month-display {
    font-size: 11px;
    text-align: center;
  }

  .main-content {
    margin-left: var(--sidebar-w);
    max-width: calc(100vw - var(--sidebar-w));
  }

  body.sidebar-collapsed .sidebar {
    width: 72px;
  }

  body.sidebar-collapsed .main-content {
    margin-left: 72px;
    max-width: calc(100vw - 72px);
  }

  .modal .form-grid {
    grid-template-columns: 1fr;
  }

  .page-header .header-actions > form {
    width: 100%;
  }

  .page-header .header-actions > form input,
  .page-header .header-actions > form select,
  .page-header .header-actions > form button {
    flex: 1 1 100%;
  }

  .page-header .header-actions.inline-header-actions {
    flex-wrap: wrap;
  }

  .page-header .header-actions.inline-header-actions > form {
    width: 100%;
    flex-wrap: wrap;
  }

  .page-header .header-actions.inline-header-actions .month-tabs {
    width: 100%;
  }

  #paymentsManualTopupRoomId,
  #paymentsManualTopupDate,
  #paymentsManualTopupItem,
  #paymentsManualTopupAmount,
  #paymentsManualTopupMethod,
  #paymentsManualTopupRemarks,
  #repairDictationDraft {
    flex-basis: 100%;
  }

  .inline-room-hint-wrap input {
    padding-right: 134px;
  }

  .inline-room-hint {
    max-width: 112px;
    right: 12px;
  }
}

@media (max-width: 767px) {
  .sidebar { width: 60px; }
  .sidebar .sidebar-header h1,
  .sidebar .sidebar-header .subtitle,
  .sidebar .nav-item .nav-label,
  .sidebar .nav-section-label,
  .sidebar .sidebar-footer { display: none; }
  .sidebar .nav-item { justify-content: center; padding: 12px; min-height: 46px; }
  .sidebar-header { padding: 16px; display: flex; justify-content: center; }
  .main-content { margin-left: 60px; max-width: calc(100vw - 60px); padding: 20px 16px; }
  body.sidebar-collapsed .sidebar { width: 60px; }
  body.sidebar-collapsed .main-content { margin-left: 60px; max-width: calc(100vw - 60px); }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .room-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .data-table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .data-table { min-width: 760px; }
  .modal {
    width: calc(100vw - 16px) !important;
    max-width: calc(100vw - 16px) !important;
    max-height: calc(100vh - 16px);
    border-radius: 16px;
  }
  .modal-header, .modal-body, .modal-footer {
    padding-left: 16px;
    padding-right: 16px;
  }
  .modal-footer { flex-wrap: wrap; }
}


/* ===== 提醒系统 ===== */
.reminder-section {
  border-top: 1px solid var(--concrete-200);
  padding-top: 18px;
  margin-top: 20px;
}
.reminder-section h4 {
  font-size: 13px;
  font-weight: 600;
  color: var(--concrete-700);
  margin-bottom: 12px;
  display: flex; align-items: center; gap: 8px;
}
.reminder-list { display: flex; flex-direction: column; gap: 8px; max-height: 300px; overflow-y: auto; }
.reminder-item {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: var(--white);
  border: 1px solid var(--concrete-200);
  transition: all 0.2s;
}
.reminder-item.processed {
  opacity: 0.45;
  background: var(--concrete-50);
}
.reminder-item.processed .reminder-content { text-decoration: line-through; }
.reminder-item.overdue {
  border-left: 3px solid var(--red-500);
  background: var(--red-50);
}
.reminder-item .reminder-date {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--concrete-500);
  white-space: nowrap;
  min-width: 70px;
  padding-top: 1px;
}
.reminder-item.overdue .reminder-date { color: var(--red-600); }
.reminder-item .reminder-content {
  flex: 1;
  font-size: 13px;
  color: var(--concrete-700);
  line-height: 1.4;
}
.reminder-item .reminder-actions {
  display: flex; gap: 4px;
  flex-shrink: 0;
}
.reminder-item .reminder-status-tag {
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
}
.reminder-item.overdue .reminder-status-tag.pending-tag {
  background: var(--red-500);
  color: white;
}
.reminder-item.processed .reminder-status-tag {
  background: var(--concrete-300);
  color: var(--concrete-500);
  cursor: default;
}

.add-reminder-form {
  display: flex; gap: 8px;
  margin-bottom: 12px;
  align-items: center;
  flex-wrap: wrap;
}
.add-reminder-form input[type="date"] {
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid var(--concrete-300);
  border-radius: 14px;
  font-family: var(--font-mono);
  font-size: 14px;
  width: 148px;
  min-width: 0;
  background: var(--white);
}
.add-reminder-form input[type="text"] {
  flex: 1;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid var(--concrete-300);
  border-radius: 14px;
  font-size: 14px;
  font-family: var(--font-body);
}
.add-reminder-form input:focus { outline: none; border-color: var(--blueprint-blue-light); }

.btn-micro {
  min-height: 34px;
  padding: 7px 10px;
  font-size: 12px;
  border-radius: 8px;
  cursor: pointer;
  border: none;
  font-family: var(--font-body);
  white-space: nowrap;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}
.btn-micro.btn-done { background: var(--emerald-500); color: white; }
.btn-micro.btn-done:hover { background: var(--emerald-600); }
.btn-micro.btn-del { background: var(--concrete-200); color: var(--concrete-600); }
.btn-micro.btn-del:hover { background: var(--red-500); color: white; }
.btn-micro.btn-danger { background: var(--red-500); color: white; }
.btn-micro.btn-danger:hover { background: var(--red-600); }
.btn-micro:disabled { opacity: .55; cursor: not-allowed; }
.notice-count-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 30px;
  height: 30px;
  padding: 0 9px;
  border-radius: 999px;
  background: rgba(6,182,212,.12);
  color: #0f766e;
  border: 1px solid rgba(13,148,136,.18);
  font-size: 12px;
  font-weight: 800;
  font-family: var(--font-mono);
}
.reminder-room-card {
  margin: 8px 10px 12px;
  padding: 13px 14px;
  border: 1px solid rgba(148,163,184,.26);
  border-radius: 18px;
  background: rgba(255,255,255,.92);
  box-shadow: 0 14px 36px rgba(15,23,42,.08);
}
.reminder-room-card-main {
  display: grid;
  grid-template-columns: minmax(230px, .85fr) minmax(180px, .75fr) minmax(220px, 240px);
  gap: 10px;
  align-items: center;
  min-width: 0;
}
.reminder-room-info {
  min-width: 0;
}
.reminder-room-title {
  font-size: 21px;
  font-weight: 800;
  color: var(--concrete-900);
  letter-spacing: .3px;
}
.reminder-room-title span {
  margin-left: 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--concrete-700);
}
.reminder-room-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 7px;
  color: var(--concrete-600);
  font-size: 13px;
  min-width: 0;
}
.reminder-detail-toggle {
  border: none;
  background: transparent;
  padding: 0;
  color: var(--blueprint-blue);
  font-weight: 800;
  font-size: 13px;
  cursor: pointer;
  font-family: var(--font-body);
}
.reminder-room-total {
  color: var(--red-500);
  font-weight: 900;
  font-family: var(--font-mono);
  font-size: 15px;
}
.reminder-room-notified {
  color: var(--blueprint-blue);
  font-weight: 800;
  font-family: var(--font-mono);
}
.reminder-room-pills {
  display: flex;
  justify-content: flex-start;
  flex-wrap: wrap;
  gap: 7px 8px;
  min-width: 0;
}
.reminder-project-summary {
  min-width: 60px;
  text-align: center;
}
.reminder-project-summary .project-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 52px;
  min-height: 26px;
  padding: 3px 9px;
  border-radius: 999px;
  color: #fff;
  font-size: 12px;
  font-weight: 900;
  box-shadow: 0 8px 18px rgba(15,23,42,.10);
}
.reminder-project-summary .project-amount {
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 800;
  color: var(--concrete-700);
}
.reminder-card-actions {
  display: grid;
  grid-template-columns: 58px minmax(78px, 1fr) minmax(82px, 1fr);
  align-items: stretch;
  gap: 7px;
  padding-left: 10px;
  border-left: 1px dashed rgba(148,163,184,.55);
  min-width: 0;
  width: 100%;
}
.reminder-card-btn {
  width: 100%;
  min-width: 0;
  min-height: 44px;
  padding: 0 4px;
  border: none;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 900;
  font-family: var(--font-body);
  white-space: nowrap;
  cursor: pointer;
  touch-action: manipulation;
  box-shadow: 0 10px 18px rgba(15,23,42,.10);
}
.reminder-card-btn.ignore {
  background: var(--concrete-100);
  color: var(--concrete-700);
  box-shadow: none;
}
.reminder-card-btn.collect {
  background: linear-gradient(180deg, #2454f4, #173cbd);
  color: #fff;
}
.reminder-card-btn.notice {
  background: linear-gradient(180deg, #12b7a8, #0f8f84);
  color: #fff;
}
.reminder-detail-grid {
  border: 1px solid var(--concrete-200);
  border-radius: 14px;
  overflow: hidden;
  background: var(--white);
  margin-top: 14px;
  display: grid;
  grid-template-columns: minmax(120px, 1fr) minmax(130px, 1fr) minmax(110px, .8fr) minmax(120px, 1fr) minmax(130px, 1fr) minmax(110px, .8fr);
}
.reminder-detail-row {
  display: contents;
}
.reminder-detail-cell {
  display: flex;
  align-items: center;
  min-height: 42px;
  padding: 0 14px;
  border-top: 1px solid var(--concrete-100);
  border-left: 1px solid var(--concrete-100);
  font-size: 14px;
}
.reminder-detail-row:first-child .reminder-detail-cell {
  border-top: none;
  background: var(--concrete-50);
  color: var(--concrete-600);
  font-weight: 800;
}
.reminder-detail-cell:nth-child(6n+1),
.reminder-detail-cell:nth-child(6n+4) {
  border-left: none;
}
.reminder-detail-cell.item-name {
  font-weight: 800;
  color: var(--concrete-800);
}
.reminder-detail-cell.item-amount {
  justify-content: flex-end;
  color: var(--red-500);
  font-family: var(--font-mono);
  font-weight: 900;
}
@media (max-width: 1040px) {
  .reminder-room-card-main {
    grid-template-columns: minmax(0, 1fr) minmax(170px, .65fr);
    gap: 10px 12px;
  }
  .reminder-room-info {
    grid-column: 1 / 2;
  }
  .reminder-room-pills {
    grid-column: 1 / 2;
  }
  .reminder-card-actions {
    grid-column: 2 / 3;
    grid-row: 1 / span 2;
    grid-template-columns: 1fr;
    padding-left: 12px;
    align-self: stretch;
  }
  .reminder-card-btn {
    min-height: 44px;
    font-size: 12px;
  }
  .reminder-project-summary .project-amount {
    font-size: 11px;
  }
}
@media (max-width: 900px) {
  .reminder-room-card {
    margin: 8px;
    padding: 14px;
  }
  .reminder-room-card-main {
    grid-template-columns: 1fr;
    align-items: stretch;
  }
  .reminder-card-actions {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-left: none;
    padding-left: 0;
  }
  .reminder-card-btn {
    min-height: 48px;
    padding: 0 10px;
    font-size: 13px;
  }
  .reminder-detail-grid {
    grid-template-columns: minmax(96px, 1fr) minmax(112px, 1fr) minmax(86px, .8fr);
  }
  .reminder-detail-cell:nth-child(6n+4),
  .reminder-detail-cell:nth-child(6n+5),
  .reminder-detail-cell:nth-child(6n+6) {
    display: none;
  }
}

/* 房间卡片上的提醒图标 */
.room-card .reminder-dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--red-500);
  margin-left: 6px;
  animation: pulse-badge 2s infinite;
  vertical-align: middle;
}

/* 全部提醒面板 */
.reminder-panel {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}
.reminder-panel .reminder-panel-header {
  padding: 12px 20px;
  border-bottom: 1px solid var(--concrete-200);
  display: flex; align-items: center; gap: 12px;
  font-size: 14px; font-weight: 600;
}

/* ===== Login Overlay ===== */
.login-overlay {
  position: fixed; inset: 0;
  background: var(--concrete-900);
  z-index: 9999;
  display: flex; align-items: center; justify-content: center;
  flex-direction: column;
  background-image:
    linear-gradient(rgba(30,64,175,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30,64,175,0.06) 1px, transparent 1px);
  background-size: 40px 40px;
}

.login-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  width: 400px;
  max-width: 90vw;
  box-shadow: var(--shadow-xl);
  animation: slideUp 0.4s ease;
  position: relative;
}

.login-card .login-logo {
  width: 56px; height: 56px;
  background: var(--blueprint-blue);
  border-radius: var(--radius-sm);
  margin: 0 auto 20px;
  display: flex; align-items: center; justify-content: center;
  font-size: 26px;
  color: white;
  position: relative;
}
.login-card .login-logo::after {
  content: '';
  position: absolute;
  inset: -4px;
  border: 2px dashed rgba(30,64,175,0.3);
  border-radius: 12px;
}

.login-card h2 {
  font-family: var(--font-display);
  font-size: 22px;
  text-align: center;
  letter-spacing: 2px;
  color: var(--concrete-900);
  margin-bottom: 4px;
}
.login-card .login-subtitle {
  text-align: center;
  font-size: 11px;
  color: var(--concrete-400);
  letter-spacing: 1px;
  margin-bottom: 28px;
}

.login-card .form-group { margin-bottom: 16px; }
.login-card .form-group label {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--concrete-500);
  font-weight: 600;
  margin-bottom: 6px;
}
.login-card .form-group input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--concrete-300);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: var(--font-body);
  transition: all 0.2s;
  background: var(--concrete-50);
}
.login-card .form-group input:focus {
  outline: none;
  border-color: var(--blueprint-blue-light);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.1);
  background: var(--white);
}

.login-card .login-error {
  background: var(--red-50);
  color: var(--red-600);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  text-align: center;
  margin-bottom: 16px;
  display: none;
  animation: shake 0.4s ease;
}

.login-card .login-btn {
  width: 100%;
  padding: 13px;
  background: var(--blueprint-blue);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--font-body);
  letter-spacing: 1px;
  transition: all 0.2s;
  margin-top: 4px;
}
.login-card .login-btn:hover { background: #1e3a8a; }
.login-card .login-btn:active { transform: scale(0.98); }

.login-card .login-hint {
  text-align: center;
  font-size: 11px;
  color: var(--concrete-400);
  margin-top: 16px;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-6px); }
  40% { transform: translateX(6px); }
  60% { transform: translateX(-4px); }
  80% { transform: translateX(4px); }
}

/* Logout button in sidebar */
.logout-btn {
  margin-top: 8px;
  width: 100%;
  padding: 9px;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-sm);
  color: var(--concrete-400);
  font-size: 12px;
  cursor: pointer;
  font-family: var(--font-body);
  transition: all 0.2s;
}
.logout-btn:hover {
  background: rgba(239,68,68,0.15);
  border-color: var(--red-500);
  color: var(--red-500);
}

/* ===== iPad 可读字号层 =====
   触屏设备离眼睛更远，原来的 11-13px 在 iPad 横屏上偏小。
   这里统一抬高文字、表格、按钮和表单字号，不改业务布局和财务逻辑。 */
@media (min-width: 768px) and (max-width: 1366px) {
  html {
    font-size: 15px;
  }

  body {
    font-size: 16px;
    line-height: 1.55;
  }

  .sidebar-header h1 {
    font-size: 21px !important;
  }

  .sidebar-header .subtitle,
  .nav-section-label,
  .sidebar-footer .info-text {
    font-size: 12px !important;
  }

  .nav-item {
    min-height: 50px !important;
    font-size: 15px !important;
    line-height: 1.35;
  }

  .nav-item .nav-icon {
    font-size: 20px !important;
    width: 24px !important;
  }

  .nav-item .nav-badge {
    font-size: 12px !important;
    padding: 3px 8px !important;
  }

  .sidebar-footer .month-display {
    font-size: 15px !important;
  }

  .page-header h2 {
    font-size: 34px !important;
    line-height: 1.2;
  }

  .chart-title,
  .reminder-panel .reminder-panel-header,
  .reminder-section h4 {
    font-size: 16px !important;
  }

  .stat-label,
  .stat-sub,
  .section-desc,
  .page-muted-note,
  .pill-note,
  .helper-text {
    font-size: 14px !important;
  }

  .stat-value {
    font-size: 34px !important;
  }

  .btn,
  .month-select,
  .filter-select,
  .search-input,
  .header-search-form input,
  .header-search-form select,
  .header-search-form button,
  .data-table-toolbar input,
  .data-table-toolbar select,
  .data-table-toolbar button {
    min-height: 48px !important;
    font-size: 16px !important;
  }

  .btn-sm,
  .btn-xs,
  .btn-micro {
    min-height: 40px !important;
    font-size: 14px !important;
  }

  .data-table {
    font-size: 15px !important;
  }

  .data-table th {
    font-size: 13px !important;
    line-height: 1.45;
  }

  .data-table td {
    font-size: 14px !important;
    line-height: 1.55;
  }

  .data-table .cell-remarks,
  .status-badge,
  .status-pill,
  .tag-chip,
  .reminder-item .reminder-date,
  .reminder-item .reminder-status-tag {
    font-size: 13px !important;
  }

  .modal-header h3 {
    font-size: 24px !important;
    line-height: 1.25;
  }

  .modal-body {
    font-size: 16px !important;
    line-height: 1.6;
  }

  .form-group label,
  .modal label,
  .add-reminder-form label {
    font-size: 13px !important;
  }

  .form-group input,
  .form-group select,
  .form-group textarea,
  .add-reminder-form input,
  .add-reminder-form select,
  .modal input,
  .modal select,
  .modal textarea,
  .compact-entry-row input,
  .compact-entry-row select {
    min-height: 48px !important;
    font-size: 16px !important;
    line-height: 1.35 !important;
  }

  .reminder-item {
    font-size: 15px !important;
    line-height: 1.55;
  }

  .reminder-item .reminder-content {
    font-size: 15px !important;
    line-height: 1.55;
  }

  .toast {
    font-size: 15px !important;
  }

  .main-content [style*="font-size:10px"],
  .modal [style*="font-size:10px"] {
    font-size: 12px !important;
  }

  .main-content [style*="font-size:11px"],
  .modal [style*="font-size:11px"] {
    font-size: 13px !important;
  }

  .main-content [style*="font-size:12px"],
  .modal [style*="font-size:12px"] {
    font-size: 14px !important;
  }

  .main-content [style*="font-size:13px"],
  .modal [style*="font-size:13px"] {
    font-size: 15px !important;
  }
}

/* 缴费登记主表需要在 iPad 横屏内完整露出“去收款”，不跟随全站表格的宽表设置。 */
.payments-table {
  width: 100% !important;
  min-width: 0 !important;
}

.payments-table th,
.payments-table td {
  padding-left: 8px !important;
  padding-right: 8px !important;
}

.payments-table .payments-action-cell {
  width: 108px !important;
  min-width: 108px !important;
  white-space: nowrap !important;
}

.payments-table .payments-collect-btn {
  min-width: 86px !important;
  white-space: nowrap !important;
}