/* ===== Reset & Base ===== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --color-primary: #2F5496;
  --color-primary-light: #D6E4F0;
  --color-primary-hover: #EBF4FF;
  --color-bg-white: #FFFFFF;
  --color-bg-sidebar: #F5F7FA;
  --color-text-dark: #1A1A2E;
  --color-text-body: #4A5568;
  --color-text-muted: #718096;
  --color-border: #E2E8F0;
  --color-compliant: #38A169;
  --color-compliant-bg: #F0FFF4;
  --color-partial: #DD6B20;
  --color-partial-bg: #FFFAF0;
  --color-non-compliant: #E53E3E;
  --color-non-compliant-bg: #FFF5F5;
  --color-na: #A0AEC0;
  --color-na-bg: #F7FAFC;
  --font-family: -apple-system, "Source Han Sans SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
}

html, body {
  height: 100%;
  font-family: var(--font-family);
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-text-dark);
  background: var(--color-bg-white);
}

/* ===== Layout ===== */
.app-container {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

/* ===== Header ===== */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
  padding: 0 24px;
  background: var(--color-primary);
  color: #fff;
  flex-shrink: 0;
}

.app-header h1 {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 1px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-actions .upload-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 4px;
  color: #fff;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.2s ease;
}

.header-actions .upload-btn:hover {
  background: rgba(255,255,255,0.25);
}

/* ===== Main Content ===== */
.app-main {
  display: flex;
  flex: 1;
  overflow: hidden;
}

/* ===== Sidebar ===== */
.sidebar {
  width: 280px;
  min-width: 280px;
  background: var(--color-bg-sidebar);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.sidebar-search {
  padding: 16px;
  border-bottom: 1px solid var(--color-border);
}

.sidebar-search input {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-size: 13px;
  font-family: var(--font-family);
  outline: none;
  transition: border-color 0.2s ease;
}

.sidebar-search input:focus {
  border-color: var(--color-primary);
}

.sidebar-search input::placeholder {
  color: var(--color-text-muted);
}

.sidebar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px 8px;
  border-bottom: 1px solid var(--color-border);
}

.sidebar-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.add-folder-btn {
  width: 24px;
  height: 24px;
  border: none;
  background: var(--color-primary);
  color: white;
  border-radius: 4px;
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease;
}

.add-folder-btn:hover {
  background: #1e3a6e;
}

.folder-group {
  margin-bottom: 4px;
}

.folder-header {
  display: flex;
  align-items: center;
  padding: 10px 16px;
  cursor: pointer;
  background: #E8EDF3;
  border-left: 3px solid var(--color-primary);
  transition: all 0.2s ease;
  gap: 8px;
}

.folder-header:hover {
  background: #D6E4F0;
}

.folder-header.expanded {
  background: #D6E4F0;
}

.folder-arrow {
  font-size: 10px;
  color: var(--color-text-muted);
  width: 12px;
  text-align: center;
}

.folder-name {
  flex: 1;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-body);
}

.folder-count {
  font-size: 12px;
  color: var(--color-text-muted);
}

.folder-delete-btn {
  width: 20px;
  height: 20px;
  border: none;
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
  border-radius: 3px;
  opacity: 0;
  transition: all 0.2s ease;
}

.folder-header:hover .folder-delete-btn {
  opacity: 1;
}

.folder-delete-btn:hover {
  background: var(--color-danger);
  color: white;
}

.sidebar-list {
  flex: 1;
  overflow-y: auto;
  padding: 8px 0;
}

.sidebar-item {
  padding: 12px 16px;
  cursor: pointer;
  font-size: 14px;
  color: var(--color-text-body);
  border-left: 3px solid transparent;
  transition: all 0.2s ease;
  line-height: 1.5;
  position: relative;
}

.sidebar-item:hover {
  background: var(--color-primary-hover);
}

.sidebar-item.active {
  background: var(--color-primary-light);
  border-left-color: var(--color-primary);
  color: var(--color-primary);
  font-weight: 600;
}

.sidebar-item .law-name {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sidebar-item .law-count {
  display: block;
  font-size: 12px;
  color: var(--color-text-muted);
  font-weight: 400;
  margin-top: 2px;
}

.sidebar-item.active .law-count {
  color: var(--color-primary);
  opacity: 0.7;
}

.sidebar-item .law-delete-btn {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: 1px solid #E53E3E;
  color: #E53E3E;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 3px;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.2s ease, background 0.2s ease;
}

.sidebar-item .law-move-btn {
  position: absolute;
  right: 55px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
  font-size: 12px;
  padding: 2px 6px;
  border-radius: 3px;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.2s ease, background 0.2s ease;
}

.sidebar-item:hover .law-delete-btn,
.sidebar-item:hover .law-move-btn {
  opacity: 1;
}

.sidebar-item .law-delete-btn:hover {
  background: #E53E3E;
  color: #fff;
}

.sidebar-item .law-move-btn:hover {
  background: var(--color-primary);
  color: #fff;
}

/* ===== Content Area ===== */
.content-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--color-bg-white);
}

.content-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.content-toolbar .law-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-dark);
}

.toolbar-filters {
  display: flex;
  align-items: center;
  gap: 8px;
}

.filter-btn {
  padding: 6px 16px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: var(--color-bg-white);
  color: var(--color-text-body);
  font-size: 13px;
  font-family: var(--font-family);
  cursor: pointer;
  transition: all 0.2s ease;
}

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

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

/* ===== Table ===== */
.table-wrapper {
  flex: 1;
  overflow: auto;
  padding: 0;
}

.compliance-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
  font-size: 13px;
  line-height: 1.4;
}

.compliance-table thead {
  position: sticky;
  top: 0;
  z-index: 10;
}

.compliance-table thead th {
  background: var(--color-primary);
  color: #fff;
  font-weight: 600;
  padding: 10px 12px;
  text-align: left;
  white-space: nowrap;
  border: none;
}

.compliance-table thead th:first-child {
  width: 50px;
  text-align: center;
}

.compliance-table thead th:nth-child(2) {
  width: 80px;
  text-align: center;
}

.compliance-table thead th:nth-child(3) {
  width: 35%;
}

.compliance-table thead th:nth-child(4) {
  width: 25%;
}

.compliance-table thead th:nth-child(5) {
  width: 120px;
  text-align: center;
}

.compliance-table thead th:nth-child(6) {
  width: 180px;
}

.compliance-table tbody tr {
  border-bottom: 1px solid var(--color-border);
  transition: background 0.2s ease;
}

.compliance-table tbody tr:nth-child(even) {
  background: #FAFBFD;
}

.compliance-table tbody tr:hover {
  background: var(--color-primary-hover);
}

.compliance-table tbody td {
  padding: 10px 12px;
  vertical-align: top;
  color: var(--color-text-body);
}

.compliance-table tbody td:first-child {
  text-align: center;
  color: var(--color-text-muted);
}

.compliance-table tbody td:nth-child(2) {
  text-align: center;
  font-weight: 600;
  color: var(--color-primary);
}

/* ===== Cell Content ===== */
.cell-content {
  position: relative;
}

.cell-text {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  word-break: break-all;
}

.cell-text.expanded {
  -webkit-line-clamp: unset;
  display: block;
}

.cell-expand-btn {
  display: inline-block;
  margin-top: 4px;
  font-size: 12px;
  color: var(--color-primary);
  cursor: pointer;
  border: none;
  background: none;
  padding: 0;
  font-family: var(--font-family);
}

.cell-expand-btn:hover {
  text-decoration: underline;
}

/* ===== Compliance Select ===== */
.compliance-select {
  width: 100%;
  padding: 6px 8px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-size: 13px;
  font-family: var(--font-family);
  background: var(--color-bg-white);
  cursor: pointer;
  outline: none;
  transition: border-color 0.2s ease;
}

.compliance-select:focus {
  border-color: var(--color-primary);
}

.compliance-select.status-compliant {
  background: var(--color-compliant-bg);
  border-color: var(--color-compliant);
  color: var(--color-compliant);
  font-weight: 600;
}

.compliance-select.status-partial {
  background: var(--color-partial-bg);
  border-color: var(--color-partial);
  color: var(--color-partial);
  font-weight: 600;
}

.compliance-select.status-non-compliant {
  background: var(--color-non-compliant-bg);
  border-color: var(--color-non-compliant);
  color: var(--color-non-compliant);
  font-weight: 600;
}

.compliance-select.status-na {
  background: var(--color-na-bg);
  border-color: var(--color-na);
  color: var(--color-na);
  font-weight: 600;
}

/* ===== Remark Input ===== */
.remark-input {
  width: 100%;
  padding: 6px 8px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-size: 13px;
  font-family: var(--font-family);
  outline: none;
  resize: vertical;
  min-height: 32px;
  transition: border-color 0.2s ease;
}

.remark-input:focus {
  border-color: var(--color-primary);
}

/* ===== Footer ===== */
.app-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-sidebar);
  flex-shrink: 0;
}

.footer-stats {
  font-size: 13px;
  color: var(--color-text-muted);
}

.footer-stats span {
  margin-right: 16px;
}

.footer-stats .stat-compliant { color: var(--color-compliant); }
.footer-stats .stat-partial { color: var(--color-partial); }
.footer-stats .stat-non-compliant { color: var(--color-non-compliant); }

.export-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 20px;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: 4px;
  font-size: 14px;
  font-family: var(--font-family);
  cursor: pointer;
  transition: background 0.2s ease;
}

.export-btn:hover {
  background: #24417A;
}

/* ===== Empty State ===== */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--color-text-muted);
  font-size: 15px;
}

.empty-state-icon {
  width: 64px;
  height: 64px;
  margin-bottom: 16px;
  border: 2px solid var(--color-border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: var(--color-border);
}

/* ===== Upload Modal ===== */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.4);
  z-index: 100;
  align-items: center;
  justify-content: center;
}

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

.modal-box {
  background: #fff;
  border-radius: 8px;
  width: 560px;
  max-width: 90vw;
  max-height: 80vh;
  overflow: auto;
}

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

.modal-header h3 {
  font-size: 16px;
  font-weight: 600;
}

.modal-close {
  width: 28px;
  height: 28px;
  border: none;
  background: none;
  font-size: 18px;
  color: var(--color-text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
}

.modal-close:hover {
  background: var(--color-bg-sidebar);
}

.modal-body {
  padding: 20px;
}

.modal-body label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-body);
  margin-bottom: 6px;
}

.modal-body input[type="text"],
.modal-body textarea {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-size: 13px;
  font-family: var(--font-family);
  outline: none;
  transition: border-color 0.2s ease;
}

.modal-body input[type="text"]:focus,
.modal-body textarea:focus {
  border-color: var(--color-primary);
}

.modal-body textarea {
  min-height: 160px;
  resize: vertical;
  line-height: 1.6;
}

.modal-body .file-upload-area {
  margin-top: 12px;
  padding: 20px;
  border: 2px dashed var(--color-border);
  border-radius: 4px;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 13px;
  cursor: pointer;
  transition: border-color 0.2s ease;
}

.modal-body .file-upload-area:hover {
  border-color: var(--color-primary);
}

.modal-body .file-upload-area input[type="file"] {
  display: none;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 16px 20px;
  border-top: 1px solid var(--color-border);
}

.modal-footer .btn-cancel {
  padding: 8px 16px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: #fff;
  color: var(--color-text-body);
  font-size: 13px;
  font-family: var(--font-family);
  cursor: pointer;
}

.modal-footer .btn-cancel:hover {
  background: var(--color-bg-sidebar);
}

.modal-footer .btn-confirm {
  padding: 8px 16px;
  border: none;
  border-radius: 4px;
  background: var(--color-primary);
  color: #fff;
  font-size: 13px;
  font-family: var(--font-family);
  cursor: pointer;
}

.modal-footer .btn-confirm:hover {
  background: #24417A;
}

/* ===== Penalty Badge ===== */
.penalty-badge {
  display: inline-block;
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 11px;
  font-weight: 600;
  margin-left: 6px;
  vertical-align: middle;
}

.penalty-badge.is-penalty {
  background: #FFF5F5;
  color: var(--color-non-compliant);
}

.penalty-badge.not-penalty {
  background: var(--color-na-bg);
  color: var(--color-na);
}

/* ===== Scrollbar ===== */
.sidebar-list::-webkit-scrollbar,
.table-wrapper::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

.sidebar-list::-webkit-scrollbar-track,
.table-wrapper::-webkit-scrollbar-track {
  background: transparent;
}

.sidebar-list::-webkit-scrollbar-thumb,
.table-wrapper::-webkit-scrollbar-thumb {
  background: #CBD5E0;
  border-radius: 3px;
}

.sidebar-list::-webkit-scrollbar-thumb:hover,
.table-wrapper::-webkit-scrollbar-thumb:hover {
  background: #A0AEC0;
}

/* ===== Hidden Utility ===== */
.hidden {
  display: none !important;
}

/* ===== Login Page ===== */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #EBF4FF 0%, #F5F7FA 50%, #E8EDF5 100%);
}

.login-card {
  width: 400px;
  max-width: 90vw;
  background: #fff;
  border-radius: 8px;
  border: 1px solid var(--color-border);
}

.login-header {
  text-align: center;
  padding: 32px 32px 16px;
}

.login-logo {
  width: 56px;
  height: 56px;
  margin: 0 auto 12px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
}

.login-header h1 {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-text-dark);
  margin-bottom: 4px;
}

.login-subtitle {
  font-size: 13px;
  color: var(--color-text-muted);
}

.login-tabs {
  display: flex;
  border-bottom: 1px solid var(--color-border);
  margin: 0 32px;
}

.login-tab {
  flex: 1;
  padding: 10px 0;
  border: none;
  background: none;
  font-size: 14px;
  font-family: var(--font-family);
  color: var(--color-text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.2s ease;
}

.login-tab:hover {
  color: var(--color-primary);
}

.login-tab.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
  font-weight: 600;
}

.login-form {
  padding: 24px 32px 32px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-body);
  margin-bottom: 6px;
}

.form-group input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-size: 14px;
  font-family: var(--font-family);
  outline: none;
  transition: border-color 0.2s ease;
}

.form-group input:focus {
  border-color: var(--color-primary);
}

.form-error {
  font-size: 13px;
  color: var(--color-non-compliant);
  min-height: 20px;
  margin-bottom: 8px;
}

.login-submit {
  width: 100%;
  padding: 10px;
  border: none;
  border-radius: 4px;
  background: var(--color-primary);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  font-family: var(--font-family);
  cursor: pointer;
  transition: background 0.2s ease;
}

.login-submit:hover {
  background: #24417A;
}

/* ===== Header User & Logout ===== */
.header-user {
  font-size: 13px;
  color: rgba(255,255,255,0.8);
}

.logout-btn {
  padding: 6px 14px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 4px;
  color: rgba(255,255,255,0.9);
  font-size: 13px;
  font-family: var(--font-family);
  cursor: pointer;
  transition: background 0.2s ease;
}

.logout-btn:hover {
  background: rgba(255,255,255,0.2);
}

/* ===== Upload Modal Wide ===== */
.modal-box-wide {
  width: 640px;
}

.upload-options {
  margin-top: 16px;
  display: flex;
  gap: 16px;
}

.upload-options .file-upload-area {
  flex: 1;
  margin-top: 0;
}

.upload-icon {
  font-size: 24px;
  margin-bottom: 8px;
}

.upload-hint {
  font-size: 11px;
  color: var(--color-text-muted);
  margin-top: 6px;
}

.url-upload-area {
  flex: 1;
}

.url-upload-area label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-body);
  margin-bottom: 6px;
}

.url-input-group {
  display: flex;
  gap: 8px;
}

.url-input-group input {
  flex: 1;
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-size: 13px;
  font-family: var(--font-family);
  outline: none;
}

.url-input-group input:focus {
  border-color: var(--color-primary);
}

.url-fetch-btn {
  padding: 8px 16px;
  border: 1px solid var(--color-primary);
  border-radius: 4px;
  background: var(--color-primary-hover);
  color: var(--color-primary);
  font-size: 13px;
  font-family: var(--font-family);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s ease;
}

.url-fetch-btn:hover {
  background: var(--color-primary);
  color: #fff;
}

.upload-status {
  margin-top: 12px;
  font-size: 13px;
  min-height: 20px;
}

.upload-status.status-loading {
  color: var(--color-primary);
}

.upload-status.status-success {
  color: var(--color-compliant);
}

.upload-status.status-error {
  color: var(--color-non-compliant);
}