/* Kiro 风格核心变量 */
:root {
  --k-bg: #ffffff;
  --k-sidebar-bg: #fafafa;
  --k-primary: #000000; /* Kiro 常用纯黑作为主色 */
  --k-accent: #2563eb;
  --k-border: #eaeaea;
  --k-text-main: #171717;
  --k-text-muted: #666666;
  --k-radius: 6px;
  --sidebar-width: 240px;
}

body {
  margin: 0;
  padding: 0;
  background-color: var(--k-bg);
  color: var(--k-text-main);
  font-family: -apple-system, "SF Pro Text", "Inter", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* 布局结构 */
.app-container {
  display: flex;
  min-height: 100vh;
}

/* 侧边栏 - 极简灰 */
.sidebar {
  width: var(--sidebar-width);
  background-color: var(--k-sidebar-bg);
  border-right: 1px solid var(--k-border);
  display: flex;
  flex-direction: column;
  position: fixed;
  height: 100vh;
}

.sidebar-logo {
  padding: 32px 24px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--k-primary);
}

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

.nav-item {
  display: flex;
  align-items: center;
  padding: 10px 12px;
  margin-bottom: 4px;
  border-radius: var(--k-radius);
  color: var(--k-text-muted);
  font-size: 14px;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s;
}

.nav-item:hover {
  background-color: #f0f0f0;
  color: var(--k-text-main);
}

.nav-item.active {
  background-color: #000;
  color: #fff;
}

/* 主内容区 */
.main-wrapper {
  flex: 1;
  margin-left: var(--sidebar-width);
  padding: 0 48px 48px;
  overflow-y: auto;
  height: 100vh;
}

.header-bar {
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  background: rgba(255,255,255,0.8);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.view-title {
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.5px;
}

/* Kiro 风格卡片 */
.k-card {
  border: 1px solid var(--k-border);
  border-radius: var(--k-radius);
  background: #fff;
  margin-bottom: 24px;
}

.k-card-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--k-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.k-card-title {
  font-size: 15px;
  font-weight: 600;
}

.k-card-body {
  padding: 24px;
}

/* 统计网格 */
.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1px;
  background-color: var(--k-border);
  border: 1px solid var(--k-border);
  border-radius: var(--k-radius);
  margin-bottom: 32px;
  overflow: hidden;
}

.stat-item {
  background-color: #fff;
  padding: 24px;
}

.stat-label {
  font-size: 13px;
  color: var(--k-text-muted);
  margin-bottom: 8px;
}

.stat-number {
  font-size: 28px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

/* 表格样式重塑 */
table {
  width: 100%;
  border-collapse: collapse;
}

th {
  text-align: left;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--k-text-muted);
  padding: 12px 16px;
  border-bottom: 1px solid var(--k-border);
  font-weight: 500;
}

td {
  padding: 16px;
  font-size: 14px;
  border-bottom: 1px solid var(--k-border);
}

tr:last-child td { border-bottom: none; }

/* 状态标签 */
.k-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 0;
  font-size: 12px;
  font-weight: 400;
  color: var(--k-text-main);
}
.k-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  display: inline-block;
}
.k-badge-success::before { background: #000; }
.k-badge-error::before { background: #dc2626; }
.k-badge-neutral::before { background: #d4d4d4; }

/* 进度条 */
.k-progress-bg { height: 4px; background: #f3f3f3; border-radius: 2px; margin-top: 8px; width: 100px; }
.k-progress-fill { height: 100%; background: #000; border-radius: 2px; }

/* 按钮覆盖 */
.ui-btn {
  border-radius: var(--k-radius) !important;
  font-weight: 500 !important;
  font-size: 12px !important;
  transition: all 0.2s !important;
  box-shadow: none !important;
  border: 1px solid transparent !important;
  padding: 6px 12px !important;
  cursor: pointer !important;
}

.ui-btn-primary { 
  background: #000 !important; 
  border-color: #000 !important; 
  color: #fff !important;
}
.ui-btn-primary:hover { 
  background: #333 !important; 
  border-color: #333 !important;
}

.ui-btn-secondary { 
  background: #fff !important; 
  border-color: #eaeaea !important; 
  color: #171717 !important;
}
.ui-btn-secondary:hover { 
  background: #f5f5f5 !important; 
  border-color: #d4d4d4 !important;
}

.ui-btn-danger { 
  background: #fff !important; 
  border-color: #000 !important; 
  color: #000 !important;
}
.ui-btn-danger:hover { 
  background: #000 !important; 
  border-color: #000 !important;
  color: #fff !important;
}

.ui-btn-sm {
  font-size: 11px !important;
  padding: 5px 10px !important;
}

.tab-panel { display: none; }
.tab-panel.active { display: block; animation: slideUp 0.4s ease; }

@keyframes slideUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

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

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

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.k-input {
  border: 1px solid var(--k-border);
  padding: 10px 12px;
  border-radius: var(--k-radius);
  width: 100%;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
}
.k-input:focus { border-color: var(--k-primary); }

textarea.k-input { min-height: 200px; font-family: monospace; }

#checkProgress { 
  margin-bottom: 20px; 
  padding: 12px; 
  background: #000; 
  color: #fff; 
  border-radius: var(--k-radius); 
  font-size: 13px; 
}

/* 模态框样式 */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}
.modal-overlay.active { display: flex; }
.modal-content {
  background: #fff;
  border-radius: var(--k-radius);
  width: 90%;
  max-width: 700px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--k-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-title {
  font-size: 16px;
  font-weight: 600;
}
.modal-close {
  cursor: pointer;
  font-size: 24px;
  color: var(--k-text-muted);
  line-height: 1;
}
.modal-body {
  padding: 24px;
}

/* 自定义下拉框 */
.k-dropdown {
  position: relative;
  display: inline-block;
}
.k-dropdown-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  border: 1px solid var(--k-border);
  border-radius: var(--k-radius);
  background: #fff;
  cursor: pointer;
  font-size: 13px;
  min-width: 140px;
  transition: border-color 0.2s;
}
.k-dropdown-trigger:hover {
  border-color: var(--k-primary);
}
.k-dropdown-trigger::after {
  content: '▼';
  font-size: 10px;
  margin-left: 8px;
  opacity: 0.5;
}
.k-dropdown-menu {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  background: #fff;
  border: 1px solid var(--k-border);
  border-radius: var(--k-radius);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  z-index: 100;
  display: none;
  overflow: hidden;
}
.k-dropdown.active .k-dropdown-menu {
  display: block;
}
.k-dropdown-item {
  padding: 8px 12px;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.15s;
}
.k-dropdown-item:hover {
  background: #f5f5f5;
}
.k-dropdown-item.selected {
  background: #000;
  color: #fff;
}

/* 自定义复选框 - 极简黑白风格 */
.k-checkbox {
  appearance: none;
  -webkit-appearance: none;
  width: 15px;
  height: 15px;
  border: 1.5px solid #d4d4d4;
  border-radius: 3px;
  background: #fff;
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
  flex-shrink: 0;
  vertical-align: middle;
}
.k-checkbox:hover {
  border-color: #999;
}
.k-checkbox:checked {
  background: #000;
  border-color: #000;
}
.k-checkbox:checked::after {
  content: '';
  position: absolute;
  left: 4px;
  top: 1px;
  width: 4px;
  height: 8px;
  border: solid #fff;
  border-width: 0 1.5px 1.5px 0;
  transform: rotate(45deg);
}


/* 禁用的下拉选项 */
.k-dropdown-item.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}