/* APQP Management System - Styles */
:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #dbeafe;
  --success: #10b981;
  --success-light: #d1fae5;
  --warning: #f59e0b;
  --warning-light: #fef3c7;
  --danger: #ef4444;
  --danger-light: #fee2e2;
  --info: #06b6d4;
  --info-light: #cffafe;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --white: #ffffff;
  --sidebar-width: 240px;
  --sidebar-collapsed: 64px;
  --header-height: 60px;
  --radius: 8px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  color: var(--gray-800);
  background: var(--gray-100);
  line-height: 1.5;
}

#app {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: var(--sidebar-width);
  background: var(--gray-900);
  color: var(--white);
  display: flex;
  flex-direction: column;
  position: fixed;
  height: 100vh;
  z-index: 100;
  transition: width 0.3s ease;
}

.sidebar-header {
  padding: 20px;
  border-bottom: 1px solid var(--gray-700);
}

.logo {
  font-size: 24px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: 2px;
}

.company-name {
  font-size: 11px;
  color: var(--gray-400);
  margin-top: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-nav {
  flex: 1;
  padding: 12px 0;
}

.nav-item {
  display: flex;
  align-items: center;
  padding: 12px 20px;
  color: var(--gray-300);
  text-decoration: none;
  transition: all 0.2s;
  border-left: 3px solid transparent;
}

.nav-item:hover {
  background: var(--gray-800);
  color: var(--white);
}

.nav-item.active {
  background: var(--gray-800);
  color: var(--white);
  border-left-color: var(--primary);
}

.nav-icon {
  font-size: 18px;
  width: 28px;
  text-align: center;
  margin-right: 12px;
}

.nav-text {
  font-size: 14px;
  white-space: nowrap;
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--gray-700);
}

.version {
  font-size: 11px;
  color: var(--gray-500);
}

/* Main Content */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  transition: margin-left 0.3s ease;
}

.top-bar {
  height: var(--header-height);
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 50;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 20px;
  cursor: pointer;
  color: var(--gray-600);
  margin-right: 16px;
}

.page-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--gray-800);
  flex: 1;
}

.top-bar-actions {
  display: flex;
  gap: 12px;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  background: var(--white);
  color: var(--gray-700);
}

.btn:hover { opacity: 0.9; }
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

.btn-primary:hover { background: var(--primary-dark); }

.btn-success {
  background: var(--success);
  color: var(--white);
  border-color: var(--success);
}

.btn-warning {
  background: var(--warning);
  color: var(--white);
  border-color: var(--warning);
}

.btn-danger {
  background: var(--danger);
  color: var(--white);
  border-color: var(--danger);
}

.btn-outline {
  background: transparent;
  border-color: var(--gray-300);
}

.btn-outline:hover { background: var(--gray-50); }

.btn-sm { padding: 4px 10px; font-size: 12px; }
.btn-lg { padding: 10px 20px; font-size: 16px; }

/* Cards */
.card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-200);
}

.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--gray-800);
}

.card-body {
  padding: 20px;
}

.card-footer {
  padding: 12px 20px;
  border-top: 1px solid var(--gray-200);
  background: var(--gray-50);
  border-radius: 0 0 var(--radius) var(--radius);
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  gap: 16px;
}

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}

.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-info { flex: 1; }
.stat-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1;
}
.stat-label {
  font-size: 13px;
  color: var(--gray-500);
  margin-top: 4px;
}

/* Stage Cards */
.stage-cards {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  margin-bottom: 24px;
}

.stage-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 16px;
  border: 2px solid var(--gray-200);
  cursor: pointer;
  transition: all 0.2s;
  text-align: center;
}

.stage-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-lg);
}

.stage-card.active {
  border-color: var(--primary);
  background: var(--primary-light);
}

.stage-card.completed {
  border-color: var(--success);
}

.stage-card .stage-num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--gray-200);
  color: var(--gray-600);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 8px;
}

.stage-card.active .stage-num {
  background: var(--primary);
  color: var(--white);
}

.stage-card.completed .stage-num {
  background: var(--success);
  color: var(--white);
}

.stage-card .stage-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--gray-700);
}

.stage-card .stage-sub {
  font-size: 11px;
  color: var(--gray-400);
  margin-top: 2px;
}

/* Progress Bar */
.progress-bar {
  height: 8px;
  background: var(--gray-200);
  border-radius: 4px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: var(--primary);
  border-radius: 4px;
  transition: width 0.3s ease;
}

.progress-bar-fill.success { background: var(--success); }
.progress-bar-fill.warning { background: var(--warning); }
.progress-bar-fill.danger { background: var(--danger); }

/* Table */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.data-table th,
.data-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--gray-200);
}

.data-table th {
  background: var(--gray-50);
  font-weight: 600;
  color: var(--gray-600);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.data-table tr:hover {
  background: var(--gray-50);
}

.data-table .actions {
  display: flex;
  gap: 6px;
}

/* Status Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
}

.badge-pending { background: var(--gray-100); color: var(--gray-600); }
.badge-progress { background: var(--primary-light); color: var(--primary-dark); }
.badge-completed { background: var(--success-light); color: #065f46; }
.badge-warning { background: var(--warning-light); color: #92400e; }
.badge-danger { background: var(--danger-light); color: #991b1b; }

/* Stage Timeline */
.stage-timeline {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 20px 0;
  padding: 20px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.timeline-step {
  flex: 1;
  text-align: center;
  position: relative;
}

.timeline-step::after {
  content: '';
  position: absolute;
  top: 16px;
  right: -50%;
  width: 100%;
  height: 3px;
  background: var(--gray-200);
  z-index: 0;
}

.timeline-step:last-child::after { display: none; }

.timeline-step.completed::after { background: var(--success); }

.timeline-dot {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--gray-200);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 13px;
  color: var(--gray-500);
  position: relative;
  z-index: 1;
  border: 3px solid var(--white);
}

.timeline-step.completed .timeline-dot {
  background: var(--success);
  color: var(--white);
}

.timeline-step.active .timeline-dot {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 0 0 4px var(--primary-light);
}

.timeline-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--gray-600);
  margin-top: 8px;
}

.timeline-step.completed .timeline-label,
.timeline-step.active .timeline-label {
  color: var(--gray-800);
}

/* Dashboard per-project stage progress */
.dash-project-list {
  max-height: 680px;
  overflow-y: auto;
}
.dash-project-item {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  margin-bottom: 14px;
  overflow: hidden;
  transition: box-shadow 0.2s;
}
.dash-project-item:hover {
  box-shadow: var(--shadow);
}
.dash-project-item.current-focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 1px var(--primary);
}
.dash-project-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: var(--gray-50);
  border-bottom: 1px solid var(--gray-200);
  cursor: pointer;
  transition: background 0.15s;
}
.dash-project-header:hover {
  background: var(--gray-100);
}
.dash-project-header .proj-name {
  font-weight: 600;
  font-size: 14px;
  color: var(--gray-800);
}
.dash-project-header .proj-meta {
  font-size: 12px;
  color: var(--gray-500);
  margin-top: 2px;
}
.dash-project-header .proj-progress-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 180px;
}
.dash-project-stages {
  display: flex;
  padding: 10px 12px;
  background: var(--white);
  gap: 6px;
}
.dash-stage-mini {
  flex: 1;
  padding: 8px 6px;
  text-align: center;
  border-radius: 6px;
  border: 2px solid transparent;
  position: relative;
  transition: all 0.15s;
}
.dash-stage-mini .mini-name {
  font-size: 11px;
  font-weight: 600;
  color: var(--gray-600);
  margin-bottom: 4px;
  line-height: 1.3;
}
.dash-stage-mini .mini-stats {
  font-size: 11px;
  color: var(--gray-400);
}
.dash-stage-mini .mini-bar {
  height: 4px;
  background: var(--gray-200);
  border-radius: 2px;
  margin-top: 5px;
  overflow: hidden;
}
.dash-stage-mini .mini-bar-fill {
  height: 100%;
  border-radius: 2px;
  transition: width 0.3s;
}
.dash-stage-mini.completed {
  background: #f0fdf4;
}
.dash-stage-mini.completed .mini-name {
  color: var(--success);
}
.dash-stage-mini.completed .mini-bar-fill {
  background: var(--success);
}
.dash-stage-mini.current {
  background: var(--primary-light, #eff6ff);
  border-color: var(--primary);
}
.dash-stage-mini.current .mini-name {
  color: var(--primary);
}
.dash-stage-mini.current .mini-bar-fill {
  background: var(--primary);
}
.dash-stage-mini.current::after {
  content: '当前';
  position: absolute;
  top: -7px;
  right: 4px;
  background: var(--primary);
  color: var(--white);
  font-size: 9px;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 6px;
  line-height: 1.4;
}
.dash-current-detail {
  padding: 8px 16px 12px;
  background: linear-gradient(135deg, #eff6ff 0%, #f0fdf4 100%);
  border-top: 1px solid var(--gray-100);
}
.dash-current-detail-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--gray-600);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 4px;
}
.dash-doc-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 10px;
  border-radius: 4px;
  font-size: 12px;
  margin-bottom: 2px;
  transition: all 0.15s;
}
.dash-doc-row .doc-icon {
  width: 16px;
  text-align: center;
  flex-shrink: 0;
}
.dash-doc-row .doc-name {
  flex: 1;
  color: var(--gray-600);
}
.dash-doc-row.completed {
  opacity: 0.6;
}
.dash-doc-row.completed .doc-name {
  text-decoration: line-through;
  color: var(--gray-400);
}
.dash-doc-row.current {
  background: var(--primary);
  color: var(--white);
  font-weight: 600;
  box-shadow: 0 2px 6px rgba(37, 99, 235, 0.3);
}
.dash-doc-row.current .doc-name {
  color: var(--white);
}
.dash-doc-row.current .doc-icon {
  color: var(--white);
}
.dash-doc-row.pending .doc-name {
  color: var(--gray-400);
}

/* Document List */
.doc-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.doc-item {
  display: flex;
  align-items: center;
  padding: 14px 16px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  transition: all 0.2s;
}

.doc-item:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow);
}

.doc-status {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 12px;
  flex-shrink: 0;
}

.doc-status.pending { background: var(--gray-300); }
.doc-status.progress { background: var(--primary); }
.doc-status.completed { background: var(--success); }

.doc-info { flex: 1; }
.doc-name {
  font-weight: 500;
  color: var(--gray-800);
}
.doc-meta {
  font-size: 12px;
  color: var(--gray-500);
  margin-top: 2px;
}

.doc-actions {
  display: flex;
  gap: 6px;
}

/* 文档管理中心 - 文档类型条目 */
.doc-search-item {
  padding: 14px 16px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  transition: all 0.2s;
}
.doc-search-item:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow);
}
.doc-instance-item {
  transition: all 0.2s;
}
.doc-instance-item:hover {
  background: var(--primary-light) !important;
}

/* Form Styles */
.form-group {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--gray-700);
  margin-bottom: 6px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  font-size: 14px;
  color: var(--gray-800);
  background: var(--white);
  transition: border-color 0.2s;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.form-textarea {
  min-height: 80px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

/* Modal */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 200;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.active { display: flex; }

.modal {
  background: var(--white);
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  animation: modalIn 0.2s ease;
}

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 18px;
  font-weight: 600;
}

.modal-close {
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--gray-400);
  line-height: 1;
}

.modal-close:hover { color: var(--gray-600); }

.modal-body {
  padding: 20px;
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  padding: 12px 20px;
  border-top: 1px solid var(--gray-200);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  background: var(--gray-50);
}

.modal.modal-lg { max-width: 900px; }
.modal.modal-xl { max-width: 1200px; }

/* Toast */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  padding: 12px 20px;
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--primary);
  animation: toastIn 0.3s ease;
  min-width: 280px;
}

.toast.success { border-left-color: var(--success); }
.toast.error { border-left-color: var(--danger); }
.toast.warning { border-left-color: var(--warning); }

@keyframes toastIn {
  from { opacity: 0; transform: translateX(100%); }
  to { opacity: 1; transform: translateX(0); }
}

/* Tabs */
.tabs {
  display: flex;
  border-bottom: 1px solid var(--gray-200);
  margin-bottom: 20px;
  gap: 4px;
}

.tab {
  padding: 10px 16px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  font-weight: 500;
  color: var(--gray-500);
  transition: all 0.2s;
}

.tab:hover { color: var(--gray-700); }

.tab.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.tab-content { display: none; }
.tab-content.active { display: block; }

/* Project Detail */
.project-header {
  background: var(--white);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-200);
}

.project-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 8px;
}

.project-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  color: var(--gray-500);
  font-size: 13px;
}

.project-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* Grid */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }

/* Search */
.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--white);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  padding: 6px 12px;
  max-width: 300px;
}

.search-box input {
  border: none;
  outline: none;
  flex: 1;
  font-size: 14px;
}

/* Responsive */
@media (max-width: 1024px) {
  .stage-cards { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .sidebar {
    width: var(--sidebar-collapsed);
  }
  .sidebar .company-name,
  .sidebar .nav-text,
  .sidebar .version { display: none; }
  .main-content { margin-left: var(--sidebar-collapsed); }
  .menu-toggle { display: block; }
  .stage-cards { grid-template-columns: repeat(2, 1fr); }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .stage-timeline { overflow-x: auto; }
}

/* Print */
@media print {
  @page { size: A4; margin: 15mm; }
  body, #app, .main-content, .content-area { background: #fff !important; margin: 0 !important; padding: 0 !important; width: auto !important; }

  /* Hide everything by default */
  .sidebar, .top-bar, .btn, .modal, .modal-overlay, .badge,
  .no-print, .doc-form-toolbar, .doc-form-inline-input,
  .doc-form-sig-input, .doc-form-sig-select, .doc-form-sig-date, .form-input,
  .form-select,
  .page-header, .actions, .progress-bar,
  .attachment-upload, .attachment-list,
  .template-form-toolbar, .template-form-actions,
  .project-header, .stage-tabs, .stage-info,
  .filter-bar, .filter-tags, .search-bar,
  .tab-nav, .tab-content-header, .tab-controls,
  .add-row-btn, .remove-row-btn,
  .login-overlay, .toast-container, .menu-toggle,
  .sidebar-footer, .top-bar-actions, .nav-item,
  .card:not(.doc-form-info) { display: none !important; }

  /* Show only the document form page content */
  .main-content { margin-left: 0 !important; padding: 0 !important; }
  .content-area, .content-panel { padding: 0 !important; margin: 0 !important; }
  .doc-form-page, #docFormPrintArea { box-shadow: none !important; border: none !important; max-width: 100% !important; margin: 0 !important; padding: 0 !important; }
  .doc-form-content { background: #fff !important; border: none !important; padding: 0 !important; resize: none !important; min-height: auto !important; font-size: 12pt !important; line-height: 1.8 !important; color: #000 !important; }
  .no-screen { display: block !important; }
  textarea.doc-form-content { -webkit-appearance: none; -moz-appearance: none; }
  /* Print table cell inputs as plain text */
  .doc-form-cell-input {
    border: none !important;
    background: transparent !important;
    padding: 0 !important;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    color: #000 !important;
  }
  /* Hide select/date chrome when printing, show value as text */
  select.user-select {
    -webkit-appearance: none !important;
    -moz-appearance: none !important;
    appearance: none !important;
    background-image: none !important;
    color: #000 !important;
    border: none !important;
    background: transparent !important;
    padding: 0 !important;
    padding-right: 0 !important;
  }
  input[type="datetime-local"].doc-form-cell-input,
  input[type="datetime-local"].doc-form-sig-date {
    -webkit-appearance: none !important;
    -moz-appearance: none !important;
    appearance: none !important;
    color: #000 !important;
    border: none !important;
    background: transparent !important;
    font-size: 10pt !important;
  }
  .doc-form-cell-input[type="checkbox"] {
    display: inline-block !important;
    width: 14px !important;
    height: 14px !important;
    border: 1px solid #000 !important;
  }
  .doc-form-cell-input[type="checkbox"]:not(:checked) {
    background: #fff !important;
  }
  .doc-form-cell-input[type="checkbox"]:checked::after {
    content: "\2713";
    display: block;
    text-align: center;
    font-size: 12px;
    line-height: 12px;
  }
  .doc-form-table th {
    background: #eee !important;
    font-size: 10pt !important;
  }
  .doc-form-table td {
    font-size: 10pt !important;
    padding: 4px 6px !important;
  }
  .doc-form-section-title {
    font-size: 12pt !important;
    margin-bottom: 6px !important;
  }
  .doc-form-info-table td {
    font-size: 10pt !important;
    padding: 4px 8px !important;
  }
}

/* ==================== Document Form ==================== */

.doc-form-toolbar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 12px;
  padding: 12px 16px;
  background: #fff;
  border-radius: var(--radius);
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 10;
}

.doc-form-page {
  max-width: 210mm;
  margin: 0 auto;
  background: #fff;
  border-radius: 4px;
  box-shadow: var(--shadow-md);
  padding: 15mm 20mm;
  font-family: 'SimSun', '宋体', 'Microsoft YaHei', serif;
  font-size: 14px;
  line-height: 1.8;
  color: #000;
}

.doc-form-header {
  text-align: center;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 2px solid #000;
}

.doc-form-company {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 4px;
  margin-bottom: 6px;
}

.doc-form-subtitle {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}

.doc-form-phase {
  font-size: 13px;
  color: var(--gray-600);
}

.doc-form-info-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 24px;
}

.doc-form-info-table td {
  border: 1px solid #333;
  padding: 6px 10px;
  font-size: 13px;
}

.doc-form-info-label {
  background: #f5f5f5;
  font-weight: 600;
  width: 12%;
  text-align: center;
  white-space: nowrap;
}

.doc-form-info-value {
  width: 38%;
}

.doc-form-inline-input {
  border: none;
  border-bottom: 1px dashed #999;
  outline: none;
  font-family: inherit;
  font-size: 13px;
  padding: 2px 4px;
  background: transparent;
  text-align: center;
}

.doc-form-inline-input:focus {
  border-bottom-color: var(--primary);
}

.doc-form-section {
  margin-bottom: 24px;
}

.doc-form-section-title {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid #ddd;
}

.doc-form-content {
  width: 100%;
  min-height: 400px;
  padding: 14px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-family: inherit;
  font-size: 14px;
  line-height: 2;
  resize: vertical;
  outline: none;
  background: #fafafa;
}

.doc-form-content:focus {
  border-color: var(--primary);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(59,130,246,0.1);
}

.doc-form-signatures {
  display: flex;
  gap: 20px;
  margin-top: 32px;
  padding-top: 16px;
  border-top: 1px solid #ddd;
}

.doc-form-sig-block {
  flex: 1;
  text-align: center;
}

.doc-form-sig-label {
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 10px;
}

.doc-form-sig-input,
.doc-form-sig-select {
  width: 100%;
  text-align: center;
  margin-bottom: 8px;
}

.doc-form-sig-date {
  width: 100%;
  text-align: center;
}

.doc-form-print-footer {
  display: none;
  margin-top: 24px;
  padding-top: 12px;
  border-top: 1px solid #ccc;
  font-size: 11px;
  color: #999;
  text-align: center;
}

/* Document form tables */
.doc-form-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.doc-form-table th,
.doc-form-table td {
  border: 1px solid #333;
  padding: 6px 8px;
  vertical-align: top;
}

.doc-form-table th {
  background: #f0f0f0;
  font-weight: 600;
  text-align: center;
  white-space: nowrap;
}

.doc-form-table td {
  background: #fff;
}

.doc-form-cell-input {
  border: none;
  outline: none;
  font-family: inherit;
  font-size: 13px;
  padding: 2px 4px;
  background: transparent;
  width: 100%;
  box-sizing: border-box;
}

.doc-form-cell-input:focus {
  background: #f0f7ff;
}

/* User select in document forms */
select.user-select {
  border: none;
  outline: none;
  font-family: inherit;
  font-size: 11px;
  padding: 2px 4px;
  background: transparent;
  width: 100%;
  box-sizing: border-box;
  cursor: pointer;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%239ca3af'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 4px center;
  padding-right: 18px;
}
select.user-select:focus {
  background-color: #f0f7ff;
}

/* datetime-local inputs in document forms */
input[type="datetime-local"].doc-form-cell-input {
  font-size: 10px;
  padding: 2px 2px;
}
.doc-form-sig-date[type="datetime-local"] {
  width: 170px;
}

.no-screen { display: none; }

/* Print mode indicator */
@media screen {
  .doc-form-page::before {
    display: none;
  }
}

/* Utility */
.text-center { text-align: center; }
.text-right { text-align: right; }
.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.mb-1 { margin-bottom: 4px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 12px; }
.mb-4 { margin-bottom: 16px; }
.ml-auto { margin-left: auto; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.w-full { width: 100%; }
.hidden { display: none !important; }

/* ==================== Role & Permission ==================== */

.user-role-display {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  margin-bottom: 8px;
  border: 1px solid var(--primary);
  border-radius: 6px;
  background: var(--gray-50);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.user-role-display:hover {
  background: var(--primary);
  color: var(--white);
}

.role-icon {
  font-size: 16px;
}

.role-label {
  font-size: 12px;
}

.btn-sm {
  padding: 4px 10px;
  font-size: 12px;
  border-radius: 4px;
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--gray-300);
  color: var(--gray-700);
  cursor: pointer;
  transition: all 0.2s;
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--gray-50);
}

.mb-4 {
  margin-bottom: 16px;
}

.mt-4 {
  margin-top: 16px;
}

.badge-success {
  background: #dcfce7;
  color: #166534;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
}

/* Operator read-only mode hint */
.role-restricted {
  opacity: 0.6;
  pointer-events: none;
  cursor: not-allowed;
}

.role-restricted::after {
  content: ' 🔒';
}

/* Operation Log Timeline */
.log-filters {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.log-filter-btn {
  padding: 6px 14px;
  border: 1px solid var(--gray-300);
  border-radius: 20px;
  background: var(--white);
  color: var(--gray-600);
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s;
}

.log-filter-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.log-filter-btn.active {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

.log-timeline {
  position: relative;
  padding-left: 32px;
}

.log-timeline::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--gray-200);
}

.log-entry {
  position: relative;
  padding: 12px 16px;
  margin-bottom: 4px;
  border-radius: var(--radius);
  transition: background 0.2s;
}

.log-entry:hover {
  background: var(--gray-50);
}

.log-dot {
  position: absolute;
  left: -23px;
  top: 16px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 3px solid var(--white);
  z-index: 1;
}

.log-dot.create { background: var(--success); }
.log-dot.update { background: var(--primary); }
.log-dot.delete { background: var(--danger); }
.log-dot.import { background: var(--info); }
.log-dot.export { background: var(--primary); }
.log-dot.system { background: var(--warning); }

.log-entry-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 2px;
}

.log-type-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
}

.log-type-badge.create { background: var(--success-light); color: #065f46; }
.log-type-badge.update { background: var(--primary-light); color: var(--primary-dark); }
.log-type-badge.delete { background: var(--danger-light); color: #991b1b; }
.log-type-badge.import { background: var(--info-light); color: #0e7490; }
.log-type-badge.export { background: var(--primary-light); color: var(--primary-dark); }
.log-type-badge.system { background: var(--warning-light); color: #92400e; }

.log-action {
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-800);
}

.log-operator {
  font-size: 12px;
  color: var(--gray-500);
  background: var(--gray-100);
  padding: 2px 8px;
  border-radius: 10px;
  white-space: nowrap;
}

.log-time {
  font-size: 12px;
  color: var(--gray-400);
  margin-left: auto;
}

.log-detail {
  font-size: 13px;
  color: var(--gray-500);
  margin-top: 2px;
}

.log-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--gray-400);
}

.log-empty-icon {
  font-size: 48px;
  margin-bottom: 12px;
}

/* ==================== Attachment Upload ==================== */

.attachment-upload {
  margin-bottom: 12px;
}

.attachment-dropzone {
  border: 2px dashed var(--gray-300);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  background: var(--gray-50);
}

.attachment-dropzone:hover,
.attachment-dropzone.dragover {
  border-color: var(--primary);
  background: var(--primary-light);
}

.attachment-dropzone-icon {
  font-size: 32px;
  margin-bottom: 8px;
}

.attachment-dropzone-text {
  font-size: 13px;
  color: var(--gray-500);
}

.attachment-list {
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.attachment-item {
  display: flex;
  align-items: center;
  padding: 10px 12px;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  gap: 10px;
  transition: all 0.2s;
}

.attachment-item:hover {
  background: var(--white);
  border-color: var(--primary);
}

.attachment-item-icon {
  font-size: 20px;
  flex-shrink: 0;
}

.attachment-item-info {
  flex: 1;
  min-width: 0;
}

.attachment-item-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--gray-800);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.attachment-item-size {
  font-size: 11px;
  color: var(--gray-400);
  margin-top: 2px;
}

.attachment-item-actions {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}

.btn-xs {
  padding: 2px 8px;
  font-size: 11px;
  border-radius: 4px;
}

.btn-danger {
  background: var(--danger);
  color: var(--white);
  border-color: var(--danger);
}

.btn-danger:hover { background: #dc2626; }

/* ==================== Login Page ==================== */

.login-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #1e3a5f 0%, #2563eb 40%, #7c3aed 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  transition: opacity 0.3s, visibility 0.3s;
}

.login-overlay.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.login-card {
  background: var(--white);
  border-radius: 16px;
  padding: 48px 40px;
  width: 400px;
  max-width: 90vw;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  text-align: center;
}

.login-logo {
  font-size: 36px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: 4px;
  margin-bottom: 8px;
}

.login-subtitle {
  font-size: 14px;
  color: var(--gray-500);
  margin-bottom: 4px;
}

.login-company {
  font-size: 16px;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 32px;
}

.login-form {
  text-align: left;
}

.login-field {
  margin-bottom: 20px;
}

.login-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 6px;
}

.login-input {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--gray-200);
  border-radius: 10px;
  font-size: 15px;
  color: var(--gray-800);
  outline: none;
  transition: border-color 0.2s;
  box-sizing: border-box;
  background: var(--gray-50);
}

.login-input:focus {
  border-color: var(--primary);
  background: var(--white);
}

.login-error {
  background: var(--danger-light);
  color: var(--danger);
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 13px;
  margin-bottom: 16px;
}

.login-btn {
  width: 100%;
  padding: 14px;
  background: var(--primary);
  color: var(--white);
  border: none;
  border-radius: 10px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s;
  margin-top: 4px;
}

.login-btn:hover {
  background: var(--primary-dark);
}

.login-hint {
  margin-top: 20px;
  font-size: 12px;
  color: var(--gray-400);
  text-align: center;
}

/* ==================== Tasks Page ==================== */

.tasks-page {
  max-width: 960px;
}

.tasks-stats {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
  align-items: stretch;
}

.task-stat-card {
  flex: 1;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 10px;
  padding: 16px 20px;
  text-align: center;
}

.task-stat-card.task-stat-pending {
  border-color: var(--warning);
  background: var(--warning-light);
}

.task-stat-card.task-stat-done {
  border-color: var(--success);
  background: var(--success-light);
}

.task-stat-num {
  font-size: 28px;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: 4px;
}

.task-stat-card.task-stat-pending .task-stat-num {
  color: #92400e;
}

.task-stat-card.task-stat-done .task-stat-num {
  color: #065f46;
}

/* ==================== Approval Workflow ==================== */

.approver-checklist {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 8px 0;
}

.approver-check-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border: 1px solid var(--gray-200);
  border-radius: 6px;
  font-size: 12px;
  cursor: pointer;
  background: var(--gray-50);
  transition: all 0.15s;
}

.approver-check-item:hover {
  border-color: var(--primary);
  background: var(--primary-light);
}

.approver-check-item input[type="checkbox"] {
  margin: 0;
  cursor: pointer;
}

.task-stat-label {
  font-size: 13px;
  color: var(--gray-500);
  font-weight: 500;
}

.task-group {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 10px;
  margin-bottom: 16px;
  overflow: hidden;
}

.task-group-header {
  padding: 12px 16px;
  background: var(--gray-50);
  border-bottom: 1px solid var(--gray-200);
  font-size: 14px;
  font-weight: 600;
  color: var(--gray-700);
}

.task-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--gray-100);
  transition: background 0.15s;
}

.task-item:last-child {
  border-bottom: none;
}

.task-item:hover {
  background: var(--gray-50);
}

.task-item.task-done {
  opacity: 0.6;
}

.task-item.task-done .task-title {
  text-decoration: line-through;
  color: var(--gray-400);
}

.task-check {
  margin-top: 2px;
  width: 18px;
  height: 18px;
  cursor: pointer;
  flex-shrink: 0;
}

.task-body {
  flex: 1;
  min-width: 0;
}

.task-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-800);
  margin-bottom: 6px;
  line-height: 1.5;
}

.task-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 12px;
  color: var(--gray-500);
}

.task-source-badge {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  background: var(--primary-light);
  color: var(--primary);
  padding: 1px 8px;
  border-radius: 4px;
  font-weight: 500;
}

.task-due {
  color: var(--gray-600);
}

.task-due-overdue {
  color: var(--danger);
  font-weight: 600;
}

/* Time-based task colors */
.task-item.task-time-overdue {
  border-left: 4px solid #b71c1c;
  background: #fef2f2;
}

.task-item.task-time-today {
  border-left: 4px solid #ef4444;
  background: #fff5f5;
}

.task-item.task-time-tomorrow {
  border-left: 4px solid #f97316;
  background: #fff8f3;
}

.task-item.task-time-week {
  border-left: 4px solid #eab308;
  background: #fefdf4;
}

.task-item.task-time-future {
  border-left: 4px solid #22c55e;
  background: #f0fdf4;
}

.task-item.task-time-none {
  border-left: 4px solid transparent;
}

/* Time-based due label colors */
.task-due.task-time-overdue { color: #b71c1c; font-weight: 600; }
.task-due.task-time-today { color: #ef4444; font-weight: 600; }
.task-due.task-time-tomorrow { color: #f97316; font-weight: 500; }
.task-due.task-time-week { color: #ca8a04; }
.task-due.task-time-future { color: #16a34a; }
.task-due.task-time-none { color: var(--gray-600); }

/* Completed tasks override time colors */
.task-item.task-done.task-time-overdue,
.task-item.task-done.task-time-today,
.task-item.task-done.task-time-tomorrow,
.task-item.task-done.task-time-week,
.task-item.task-done.task-time-future {
  border-left-color: var(--gray-300);
  background: transparent;
}

.task-goto {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 6px;
  color: var(--gray-400);
  text-decoration: none;
  font-size: 16px;
  transition: all 0.15s;
}

.task-goto:hover {
  background: var(--primary-light);
  color: var(--primary);
}

/* ==================== Feasibility Report ==================== */

.feas-section {
  margin-bottom: 20px;
}

.feas-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--gray-900);
  text-align: center;
  margin-bottom: 4px;
}

.feas-file-no {
  font-size: 12px;
  color: var(--gray-500);
  text-align: center;
  margin-bottom: 16px;
}

.feas-header-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 12px;
}

.feas-header-col {
  display: flex;
  flex-direction: column;
}

.feas-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 4px;
}

.feas-input {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--gray-300);
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
  color: var(--gray-900);
  background: var(--white);
  transition: border-color 0.15s;
}

.feas-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.feas-input::placeholder {
  color: var(--gray-400);
}

.feas-date-range {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.feas-date-item {
  flex: 1;
  min-width: 200px;
}

.feas-date-item .feas-label {
  display: block;
  margin-bottom: 4px;
}

.feas-date-days {
  flex: 0 0 auto;
  min-width: 120px;
}

.feas-days-value {
  display: block;
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
  padding-top: 4px;
}

.feas-section-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 8px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--gray-200);
}

.feas-dim-list {
  margin: 0;
  padding-left: 20px;
  color: var(--gray-600);
  font-size: 14px;
  line-height: 1.8;
}

/* Receive confirmation rows */
.receive-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-bottom: 1px solid var(--gray-100);
  font-size: 13px;
}
.receive-row:last-child {
  border-bottom: none;
}
.receive-row.received {
  background: #f0fdf4;
}
.receive-row.pending {
  background: #fffbeb;
}
.receive-icon {
  font-size: 16px;
  width: 22px;
  text-align: center;
}
.receive-name {
  font-weight: 600;
  color: var(--gray-700);
  min-width: 80px;
}
.receive-status-done {
  color: #16a34a;
  font-weight: 600;
  margin-left: auto;
}
.receive-status-wait {
  color: #d97706;
  font-weight: 600;
  margin-left: auto;
}
.receive-time {
  color: var(--gray-400);
  font-size: 12px;
}
.receive-row .btn-sm {
  padding: 2px 12px;
  font-size: 12px;
}

.attendee-search-item:hover {
  background: var(--gray-100);
}

.extra-attendee-tag:hover {
  background: #d2e3fc;
}

/* Feasibility filler assignment table */
.feas-filler-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.feas-filler-table th {
  background: #f7f8fa;
  padding: 8px 10px;
  text-align: left;
  font-weight: 600;
  color: var(--gray-700);
  border-bottom: 2px solid var(--gray-300);
}

.feas-filler-table td {
  padding: 6px 10px;
  border-bottom: 1px solid var(--gray-200);
  vertical-align: middle;
}

.feas-filler-sel {
  padding: 4px 8px;
  border: 1px solid var(--gray-300);
  border-radius: 4px;
}

.feas-textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--gray-300);
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
  color: var(--gray-900);
  background: var(--white);
  resize: vertical;
  min-height: 80px;
  transition: border-color 0.15s;
}

.feas-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.feas-textarea::placeholder {
  color: #b0b0b0;
  font-style: italic;
}

.feas-hint::placeholder {
  color: #b0b0b0;
  font-style: italic;
}

.feas-appr-table {
  width: 100%;
  border-collapse: collapse;
}

.feas-appr-table td {
  padding: 8px 12px;
  vertical-align: top;
  width: 50%;
}

.feas-appr-table td:first-child {
  padding-right: 12px;
}

/* Feasibility Approval Workflow */
.feas-approval-section {
  border: 1px dashed var(--gray-300);
  border-radius: 8px;
  padding: 16px;
  background: var(--gray-50);
}

.feas-approval-section .feas-section-title {
  margin-bottom: 8px;
}

.feas-approver-list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

@media print {
  .feas-approval-section { display: none !important; }
  .feas-input {
    border: none;
    background: transparent;
    padding: 4px 0;
  }
  .feas-textarea {
    border: none;
    background: transparent;
    padding: 4px 0;
  }
}

/* ==================== Template Form Overlay ==================== */

.template-form-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5);
  z-index: 10000;
  display: flex;
  align-items: stretch;
  justify-content: center;
  overflow-y: auto;
}

.template-form-container {
  width: 100%;
  max-width: 1000px;
  min-height: 100%;
  background: var(--white);
  display: flex;
  flex-direction: column;
}

.template-form-toolbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

.template-form-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--gray-800);
}

.template-form-actions {
  display: flex;
  gap: 8px;
}

.template-form-body {
  padding: 24px 32px 60px;
  flex: 1;
}

@media print {
  .template-form-overlay {
    position: static !important;
    background: none !important;
    z-index: auto !important;
  }
  .template-form-container {
    max-width: 100% !important;
    box-shadow: none !important;
  }
  .template-form-toolbar {
    display: none !important;
  }
  .template-form-body {
    padding: 0 !important;
  }
  /* Hide page background content when overlay is active */
  .main-content,
  #docFormPage,
  .project-detail,
  .dashboard-page,
  .projects-page,
  .reports-page,
  .settings-page,
  .tasks-page { display: none !important; }
  /* But show the template overlay and its contents */
  .template-form-overlay,
  .template-form-container,
  .template-form-body { display: block !important; }
}

/* ===== ICP 备案号 ===== */
.app-footer {
  flex-shrink: 0;
  padding: 8px 24px;
  text-align: center;
  font-size: 12px;
  color: #999;
  background: #f8f9fa;
  border-top: 1px solid #e9ecef;
}

.app-footer a,
.beian-link {
  color: #999;
  text-decoration: none;
  transition: color 0.2s;
}

.app-footer a:hover,
.beian-link:hover {
  color: #2563eb;
}

.login-beian {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid #eee;
  font-size: 12px;
  color: #999;
  text-align: center;
}