/* ==================== 播客风格主题 ==================== */

:root {
  /* 背景�?*/
  --bg-primary: #0f0c29;
  --bg-secondary: #1e1b4b;
  --bg-card: #24243e;
  --bg-hover: #2d2a5e;
  --bg-active: #3d3a7e;

  /* 文字�?*/
  --text-primary: #f8f9fa;
  --text-secondary: #a0aec0;
  --text-muted: #6b7280;

  /* 强调�?*/
  --accent-primary: #6c5ce7;
  --accent-secondary: #00d2ff;
  --accent-gradient: linear-gradient(135deg, #6c5ce7, #00d2ff);

  /* 状态色 */
  --success: #00b894;
  --warning: #fdcb6e;
  --danger: #ff6b6b;
  --info: #74b9ff;

  /* 边框 */
  --border-color: rgba(108, 92, 231, 0.2);
  --border-hover: rgba(108, 92, 231, 0.4);

  /* 阴影 */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.4);

  /* 圆角 */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* 间距 */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;

  /* 字体 */
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
                 "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SF Mono", "Fira Code", "Consolas", monospace;

  /* 广播剧角色颜色方�?*/
  --c-role-narrator: #a0a0b8;
  --c-role-1: #f0a050;
  --c-role-2: #50b8f0;
  --c-role-3: #50e090;
  --c-role-4: #f050a0;
  --c-role-5: #b070f0;
}

/* ==================== 基础样式 ==================== */

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

body {
  font-family: var(--font-family);
  background: linear-gradient(135deg, var(--bg-primary), #302b63, #24243e);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
}

a {
  color: var(--accent-secondary);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--accent-primary);
}

/* ==================== 容器 ==================== */

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--space-lg);
}

.container-fluid {
  width: 100%;
  padding: var(--space-lg);
}

/* ==================== 导航�?==================== */

.navbar {
  background: rgba(15, 12, 41, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  padding: var(--space-sm) var(--space-lg);
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar-content {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-sm);
}

.navbar-brand {
  font-size: 1.4rem;
  font-weight: 700;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  white-space: nowrap;
  flex-shrink: 0;
}

.navbar-nav {
  display: flex;
  gap: 2px;
  list-style: none;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav-link {
  color: var(--text-secondary);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.88rem;
  white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.nav-link.active {
  background: var(--accent-primary);
}

/* ==================== 卡片 ==================== */

.card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  border: 1px solid var(--border-color);
  transition: all 0.3s;
}

.card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-md);
}

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

.card-title {
  font-size: 1.1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.card-body {
  margin-bottom: var(--space-md);
}

.card-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-sm);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-color);
}

/* ==================== 按钮 ==================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  border: none;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
  background: #5a4bd1;
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--bg-hover);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--bg-active);
  border-color: var(--border-hover);
}

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

.btn-success:hover:not(:disabled) {
  background: #00a884;
}

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

.btn-danger:hover:not(:disabled) {
  background: #e55a5a;
}

.btn-warning {
  background: var(--warning);
  color: var(--bg-primary);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid transparent;
}

.btn-ghost:hover:not(:disabled) {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.btn-sm {
  padding: var(--space-xs) var(--space-sm);
  font-size: 0.8rem;
}

.btn-lg {
  padding: var(--space-sm) var(--space-lg);
  font-size: 1rem;
}

.btn-icon {
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: 50%;
}

/* ==================== 表单 ==================== */

.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  margin-bottom: var(--space-xs);
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.form-control {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.9rem;
  transition: all 0.2s;
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.2);
}

.form-control::placeholder {
  color: var(--text-muted);
}

.form-control:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23a0aec0' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

textarea.form-control {
  min-height: 100px;
  resize: vertical;
}

/* ==================== 复选框 ==================== */

.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.checkbox-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.2s;
}

.checkbox-item:hover {
  background: var(--bg-hover);
}

.checkbox-item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent-primary);
  cursor: pointer;
}

.checkbox-item label {
  cursor: pointer;
  flex: 1;
}

.checkbox-count {
  font-size: 0.8rem;
  color: var(--text-muted);
  background: var(--bg-primary);
  padding: 2px 8px;
  border-radius: 10px;
}

/* ==================== 滑块 ==================== */

.range-group {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.range-input {
  flex: 1;
  height: 6px;
  -webkit-appearance: none;
  appearance: none;
  background: var(--bg-primary);
  border-radius: 3px;
  outline: none;
}

.range-input::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent-primary);
  cursor: pointer;
  transition: transform 0.2s;
}

.range-input::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.range-value {
  min-width: 50px;
  text-align: center;
  font-size: 0.9rem;
  color: var(--accent-secondary);
}

/* ==================== 标签 ==================== */

.tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 500;
}

.tag-primary {
  background: rgba(108, 92, 231, 0.2);
  color: var(--accent-primary);
}

.tag-secondary {
  background: rgba(0, 210, 255, 0.2);
  color: var(--accent-secondary);
}

.tag-success {
  background: rgba(0, 184, 148, 0.2);
  color: var(--success);
}

.tag-warning {
  background: rgba(253, 203, 110, 0.2);
  color: var(--warning);
}

.tag-danger {
  background: rgba(255, 107, 107, 0.2);
  color: var(--danger);
}

.tag-removable {
  cursor: pointer;
}

.tag-removable:hover {
  opacity: 0.8;
}

/* ==================== 网格布局 ==================== */

.grid {
  display: grid;
  gap: var(--space-md);
}

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

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.grid-auto {
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

/* ==================== 弹性布局 ==================== */

.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.flex-wrap {
  flex-wrap: wrap;
}

.items-center {
  align-items: center;
}

.justify-between {
  justify-content: space-between;
}

.justify-center {
  justify-content: center;
}

.gap-xs { gap: var(--space-xs); }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }

/* ==================== 工具�?==================== */

.text-center { text-align: center; }
.text-right { text-align: right; }
.text-primary { color: var(--accent-primary); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-danger { color: var(--danger); }

.bg-primary { background: var(--bg-primary); }
.bg-secondary { background: var(--bg-secondary); }
.bg-card { background: var(--bg-card); }

.rounded { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-full { border-radius: 50%; }

.shadow { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }

.hidden { display: none !important; }
.visible { display: block; }

.overflow-auto { overflow: auto; }
.overflow-hidden { overflow: hidden; }

.w-full { width: 100%; }
.h-full { height: 100%; }

.m-0 { margin: 0; }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }

.p-0 { padding: 0; }
.p-sm { padding: var(--space-sm); }
.p-md { padding: var(--space-md); }
.p-lg { padding: var(--space-lg); }

/* ==================== 动画 ==================== */

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

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

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

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

.animate-fade-in {
  animation: fadeIn 0.3s ease;
}

.animate-slide-in {
  animation: slideIn 0.3s ease;
}

.animate-pulse {
  animation: pulse 2s infinite;
}

.animate-spin {
  animation: spin 1s linear infinite;
}

/* ==================== 响应�?==================== */

@media (max-width: 1200px) {
  .grid-4 {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 992px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .container {
    padding: var(--space-md);
  }
  .grid-4,
  .grid-3,
  .grid-2 {
    grid-template-columns: 1fr;
  }
  .navbar-nav {
    display: none;
  }
}

/* ==================== 滚动�?==================== */

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--bg-hover);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--bg-active);
}

/* ==================== 提示�?==================== */

.toast {
  position: fixed;
  top: 20px;
  right: 20px;
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-md);
  color: white;
  font-size: 0.9rem;
  z-index: 1000;
  animation: slideIn 0.3s ease;
  box-shadow: var(--shadow-lg);
}

.toast-success {
  background: var(--success);
}

.toast-error {
  background: var(--danger);
}

.toast-warning {
  background: var(--warning);
  color: var(--bg-primary);
}

.toast-info {
  background: var(--info);
}

/* ==================== 模态框 ==================== */

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  backdrop-filter: blur(4px);
}

.modal {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  max-width: 600px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  animation: fadeIn 0.3s ease;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-lg);
}

.modal-title {
  font-size: 1.2rem;
  font-weight: 600;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.5rem;
  cursor: pointer;
  padding: var(--space-xs);
}

.modal-close:hover {
  color: var(--text-primary);
}

.modal-body {
  margin-bottom: var(--space-lg);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-sm);
}

/* ==================== 进度�?==================== */

.progress {
  height: 8px;
  background: var(--bg-primary);
  border-radius: 4px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: var(--accent-gradient);
  transition: width 0.3s ease;
}

/* ==================== 表格 ==================== */

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

.table th,
.table td {
  padding: var(--space-sm) var(--space-md);
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.table th {
  background: var(--bg-secondary);
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 0.85rem;
  text-transform: uppercase;
}

.table tr:hover {
  background: var(--bg-hover);
}

/* ==================== 工具提示 ==================== */

.tooltip {
  position: relative;
}

.tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  padding: var(--space-xs) var(--space-sm);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.8rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all 0.2s;
}

.tooltip:hover::after {
  opacity: 1;
  visibility: visible;
  margin-bottom: 8px;
}

/* ==================== 拖拽 ==================== */

.draggable {
  cursor: grab;
  user-select: none;
}

.draggable:active {
  cursor: grabbing;
}

.dragging {
  opacity: 0.5;
  transform: scale(1.05);
}

.drag-over {
  border: 2px dashed var(--accent-primary);
  background: rgba(108, 92, 231, 0.1);
}

/* ==================== 空状�?==================== */

.empty-state {
  text-align: center;
  padding: var(--space-xl);
  color: var(--text-muted);
}

.empty-state-icon {
  font-size: 3rem;
  margin-bottom: var(--space-md);
}

.empty-state-text {
  font-size: 1rem;
  margin-bottom: var(--space-md);
}

/* ==================== 加载状�?==================== */

.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  color: var(--text-muted);
}

.loading-spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-color);
  border-top-color: var(--accent-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}