/* 现代化设计系统：简洁、优雅、高效 */
:root {
  --app-max-width: 1200px;
  --app-radius: 12px;
  --app-gap: 16px;
  --app-shadow-subtle: 0 1px 3px rgba(0, 0, 0, 0.08);
  --app-shadow-medium: 0 4px 12px rgba(0, 0, 0, 0.1);
  --app-shadow-strong: 0 8px 24px rgba(0, 0, 0, 0.15);

  /* 现代化色彩系统 */
  --sl-color-primary-600: #3b82f6;
  --sl-color-primary-500: #60a5fa;
  --sl-color-primary-400: #93c5fd;
  --sl-color-success-600: #10b981;
  --sl-color-warning-600: #f59e0b;
  --sl-color-danger-600: #ef4444;

  /* 中性色增强 */
  --sl-color-neutral-50: #f8fafc;
  --sl-color-neutral-100: #f1f5f9;
  --sl-color-neutral-200: #e2e8f0;
  --sl-color-neutral-300: #cbd5e1;
  --sl-color-neutral-700: #334155;
  --sl-color-neutral-800: #1e293b;
  --sl-color-neutral-900: #0f172a;

  /* 组件优化 */
  --sl-panel-background-color: #ffffff;
  --sl-input-border-radius-medium: 10px;
  --sl-input-spacing-medium: 12px;
  --sl-button-border-radius-medium: 10px;
  --sl-border-radius-medium: 10px;
}

html, body { height: 100%; margin: 0; }
body {
  background: linear-gradient(135deg, var(--sl-color-neutral-50) 0%, var(--sl-color-neutral-100) 100%);
  font-family: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", "PingFang SC", "Microsoft YaHei", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--sl-color-neutral-900);
  line-height: 1.6;
}

.app-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: saturate(180%) blur(20px);
  background: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid var(--sl-color-neutral-200);
  box-shadow: var(--app-shadow-subtle);
}

.app-nav .wrap {
  max-width: var(--app-max-width);
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  font-weight: 700;
  font-size: 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--sl-color-neutral-900);
  background: linear-gradient(135deg, var(--sl-color-primary-600), var(--sl-color-primary-500));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.app-main {
  max-width: var(--app-max-width);
  margin: 0 auto;
  padding: 24px;
}

/* 页面头部区域 */
.page-header {
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--sl-color-neutral-200);
}

.header-content {
  text-align: center;
}

.page-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--sl-color-neutral-900);
  margin: 0 0 8px 0;
  background: linear-gradient(135deg, var(--sl-color-neutral-900), var(--sl-color-neutral-700));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-description {
  font-size: 16px;
  color: var(--sl-color-neutral-600);
  margin: 0;
  line-height: 1.5;
}

/* 生成区域 */
.generation-section {
  margin-bottom: 32px;
}

/* 生成卡片重设计 */
.generation-card {
  background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
  border: 1px solid var(--sl-color-neutral-200);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  position: relative;
}

.generation-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--sl-color-primary-500), var(--sl-color-success-500), var(--sl-color-warning-500));
  border-radius: 16px 16px 0 0;
}

.generation-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

/* 卡片头部 */
.generation-header {
  display: flex;
  align-items: center;
  padding: 24px 28px 20px;
  background: white;
  border-bottom: 1px solid var(--sl-color-neutral-100);
}

.header-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--sl-color-primary-500), var(--sl-color-primary-600));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 16px;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.header-icon sl-icon {
  font-size: 20px;
  color: white;
}

.header-text {
  flex: 1;
}

.generation-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--sl-color-neutral-900);
  margin: 0 0 4px 0;
  background: linear-gradient(135deg, var(--sl-color-neutral-900), var(--sl-color-neutral-700));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.generation-subtitle {
  font-size: 14px;
  color: var(--sl-color-neutral-600);
  margin: 0;
  line-height: 1.4;
}

/* 卡片主体 */
.generation-body {
  padding: 28px;
  background: white;
}

/* 输入区域 */
.input-section {
  margin-bottom: 32px;
}

.input-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.input-label {
  display: flex;
  align-items: center;
  font-size: 15px;
  font-weight: 600;
  color: var(--sl-color-neutral-800);
}

.label-icon {
  font-size: 16px;
  color: var(--sl-color-primary-600);
  margin-right: 8px;
}

.input-tips {
  display: flex;
  align-items: center;
}

.tip-icon {
  font-size: 14px;
  color: var(--sl-color-neutral-400);
  cursor: help;
}

.textarea-container {
  position: relative;
}

.url-input {
  font-family: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
  border-radius: 12px;
  border: 2px solid var(--sl-color-neutral-200);
  transition: all 0.2s ease;
}

.url-input:focus-within {
  border-color: var(--sl-color-primary-400);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* 输入区域样式 */
.textarea-container {
  position: relative;
}

.textarea-footer {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-top: 12px;
  padding: 0 4px;
  gap: 16px;
}

.input-counter {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.counter-text {
  font-size: 12px;
  color: var(--sl-color-neutral-600);
  font-weight: 500;
}

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

.textarea-footer .quick-actions {
  display: flex;
  gap: 8px;
  order: 1;
}

.textarea-footer .quick-actions sl-button {
  --sl-button-font-size-small: 12px;
  --sl-button-height-small: 32px;
  min-width: 64px;
}

.textarea-footer .generate-btn {
  order: 2;
  --sl-button-font-size-medium: 14px;
  --sl-button-height-medium: 40px;
  min-width: 140px;
}

/* 选项区域 */
.options-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 32px;
}

.option-group {
  background: var(--sl-color-neutral-50);
  border-radius: 12px;
  padding: 20px;
  border: 1px solid var(--sl-color-neutral-100);
}

.option-label {
  display: flex;
  align-items: center;
  font-size: 14px;
  font-weight: 600;
  color: var(--sl-color-neutral-800);
  margin-bottom: 12px;
}

.batch-input {
  margin-bottom: 8px;
}

.option-help {
  font-size: 12px;
  color: var(--sl-color-neutral-600);
  line-height: 1.4;
}

.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.generation-option {
  --sl-spacing-medium: 12px;
}

.checkbox-content {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.checkbox-title {
  font-size: 13px;
  font-weight: 500;
  color: var(--sl-color-neutral-800);
}

.checkbox-desc {
  font-size: 11px;
  color: var(--sl-color-neutral-600);
  line-height: 1.3;
}

/* 操作区域 */
.action-section {
  border-top: 1px solid var(--sl-color-neutral-100);
  padding-top: 24px;
}

.action-info {
  display: flex;
  justify-content: center;
  gap: 32px;
  margin-bottom: 24px;
}

.info-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.info-icon {
  font-size: 14px;
}

.info-icon.success {
  color: var(--sl-color-success-600);
}

.info-icon.primary {
  color: var(--sl-color-primary-600);
}

.info-text {
  font-size: 12px;
  color: var(--sl-color-neutral-600);
  font-weight: 500;
}

/* 操作按钮区域 */
.action-buttons {
  display: flex;
  justify-content: center;
  margin-top: 24px;
}

.generate-btn {
  min-width: 200px;
  --sl-button-font-size-large: 16px;
  --sl-button-height-large: 48px;
}

/* 区域卡片样式 */
.section-card {
  background: white;
  border: none;
  border-radius: var(--app-radius);
  padding: 24px;
  box-shadow: var(--app-shadow-medium);
}

.card-header {
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--sl-color-neutral-100);
}

.card-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--sl-color-neutral-800);
  margin: 0 0 4px 0;
}

.card-subtitle {
  font-size: 14px;
  color: var(--sl-color-neutral-600);
  margin: 0;
}

/* 表单样式 */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--sl-color-neutral-700);
  margin-bottom: 8px;
}

.url-input {
  font-family: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
}


/* 表格区域 */
.table-section {
  background: white;
  border-radius: var(--app-radius);
  box-shadow: var(--app-shadow-medium);
  overflow: hidden;
}

.table-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  background: var(--sl-color-neutral-50);
  border-bottom: 1px solid var(--sl-color-neutral-200);
}

.table-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--sl-color-neutral-800);
  margin: 0;
}

.table-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

/* 表格控制区域 - 紧贴表格 */
.table-controls {
  padding: 16px 24px;
  background: var(--sl-color-neutral-50);
  border-bottom: 1px solid var(--sl-color-neutral-200);
}

.controls-row {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.stats-row {
  display: flex;
  justify-content: flex-end;
}

.filter-group,
.export-group,
.bulk-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.control-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--sl-color-neutral-700);
  white-space: nowrap;
}

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

.batch-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--sl-color-neutral-800);
  background: white;
  padding: 4px 8px;
  border-radius: 4px;
  border: 1px solid var(--sl-color-neutral-300);
  min-width: 60px;
  text-align: center;
}

.export-checkbox {
  font-size: 13px;
}

.stats-text {
  font-size: 13px;
  color: var(--sl-color-neutral-600);
}

.table-container {
  position: relative;
}

.table-wrap {
  overflow: auto;
  border: none;
  border-radius: 0;
  background: white;
  box-shadow: none;
}

/* 现代化卡片设计 */
.panel {
  background: white;
  border: none;
  border-radius: var(--app-radius);
  padding: 24px;
  box-shadow: var(--app-shadow-medium);
  transition: all 0.2s ease;
}

.panel:hover {
  box-shadow: var(--app-shadow-strong);
  transform: translateY(-1px);
}

.panel h5 {
  margin: 0 0 20px;
  font-size: 18px;
  font-weight: 600;
  color: var(--sl-color-neutral-800);
}

/* 现代化表格设计 */
.table-wrap {
  overflow: hidden;
  border: none;
  border-radius: var(--app-radius);
  background: white;
  box-shadow: var(--app-shadow-medium);
}

table.simple {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  font-weight: 500;
}

table.simple thead th {
  text-align: left;
  color: var(--sl-color-neutral-700);
  font-weight: 600;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 16px 20px;
  background: var(--sl-color-neutral-50);
  border-bottom: 2px solid var(--sl-color-neutral-200);
}

table.simple tbody td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--sl-color-neutral-100);
  vertical-align: middle;
  color: var(--sl-color-neutral-700);
}

table.simple tbody tr:last-child td {
  border-bottom: none;
}

table.simple tbody tr:hover {
  background: var(--sl-color-neutral-50);
}
/* 表格操作按钮优化 */
td.actions {
  display: flex;
  gap: 8px;
  align-items: center;
  min-width: 240px;
  width: 240px;
}

td.actions sl-button::part(base) {
  --sl-spacing-small: 0px;
  font-size: 12px;
  font-weight: 500;
}

/* 现代化对话框 */
sl-dialog::part(panel) {
  border-radius: var(--app-radius);
  box-shadow: var(--app-shadow-strong);
  border: none;
}

sl-dialog::part(overlay) {
  backdrop-filter: blur(8px);
  background: rgba(0, 0, 0, 0.4);
}

.dialog-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  margin-top: 16px;
}

.dialog-body {
  padding: 8px 0;
}

/* 现代化登录页面 - 全新设计 */
.login-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg,
    #667eea 0%,
    #764ba2 25%,
    #f093fb 50%,
    #f5576c 75%,
    #4facfe 100%);
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
  z-index: -2;
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* 背景动画形状 */
.bg-shapes {
  position: absolute;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.shape {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  animation: float 20s infinite ease-in-out;
}

.shape-1 {
  width: 200px;
  height: 200px;
  top: 10%;
  left: 10%;
  animation-delay: 0s;
}

.shape-2 {
  width: 150px;
  height: 150px;
  top: 70%;
  right: 10%;
  animation-delay: -5s;
}

.shape-3 {
  width: 100px;
  height: 100px;
  top: 50%;
  left: 70%;
  animation-delay: -10s;
}

.shape-4 {
  width: 300px;
  height: 300px;
  top: 20%;
  right: 30%;
  animation-delay: -15s;
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  33% { transform: translateY(-30px) rotate(120deg); }
  66% { transform: translateY(30px) rotate(240deg); }
}

/* 登录容器 */
.login-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 2rem;
  position: relative;
  z-index: 1;
}

/* 品牌区域 */
.login-brand {
  text-align: center;
  margin-bottom: 3rem;
  animation: fadeInUp 0.8s ease-out;
}

.brand-logo {
  width: 80px;
  height: 80px;
  margin: 0 auto 1rem;
  background: linear-gradient(135deg, #ffffff, #f8fafc);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.logo-icon {
  font-size: 2.5rem;
  color: var(--sl-color-primary-600);
}

.brand-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: white;
  margin: 0 0 0.5rem 0;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.brand-slogan {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.9);
  margin: 0;
  font-weight: 300;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* 登录卡片包装器 */
.login-card-wrapper {
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

/* 重新设计登录卡片 */
.login-card {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 24px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  transition: all 0.3s ease;
  /* 修复：桌面端登录卡片未完全居中
     原因：Shoelace 的 sl-card 默认 display 为 inline-block，且宽度随内容收缩，
           外层 .login-card-wrapper 已居中（max-width: 480px），但卡片本身左对齐，
           导致视觉上偏左。此处强制卡片铺满包装器宽度并按块级元素布局。 */
  display: block;       /* 作为块级元素参与布局 */
  width: 100%;          /* 填满 .login-card-wrapper 的宽度 */
  box-sizing: border-box; /* 将描边计入宽度，避免溢出 1-2px */
}

.login-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

.login-card::part(base) {
  background: transparent;
  border: none;
  box-shadow: none;
  padding: 0;
}

/* 登录头部 */
.login-header {
  text-align: center;
  padding: 2.5rem 2.5rem 1.25rem;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.login-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--sl-color-neutral-800);
  margin: 0 0 0.5rem 0;
  background: linear-gradient(135deg, var(--sl-color-neutral-800), var(--sl-color-neutral-600));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.login-subtitle {
  font-size: 0.95rem;
  color: var(--sl-color-neutral-600);
  margin: 0;
  font-weight: 400;
}

/* 登录表单 */
.login-form {
  padding: 2.5rem;
}

.form-field {
  margin-bottom: 1.5rem;
  position: relative;
  transition: all 0.3s ease;
}

.form-field.focused {
  transform: scale(1.02);
}

.form-field sl-input {
  --sl-input-border-radius-medium: 12px;
  --sl-input-border-color: rgba(0, 0, 0, 0.1);
  --sl-input-border-color-hover: var(--sl-color-primary-300);
  --sl-input-border-color-focus: var(--sl-color-primary-500);
  --sl-input-background-color: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
}

.form-field sl-input::part(base) {
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.form-field sl-input::part(base):hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.form-field sl-input::part(base):focus-within {
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.2);
}

/* 登录选项 */
.login-options {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
}

.remember-checkbox {
  --sl-spacing-medium: 0.75rem;
}

/* 登录按钮 */
.login-button {
  width: 100%;
  height: 3rem;
  --sl-button-font-size-large: 1.1rem;
  --sl-button-font-weight: 600;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--sl-color-primary-600), var(--sl-color-primary-500));
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.3);
  transition: all 0.3s ease;
}

.login-button::part(base) {
  border: none;
  background: transparent;
}

.login-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(59, 130, 246, 0.4);
}

.login-button:active {
  transform: translateY(0);
}

/* 登录状态 */
.login-status {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 1rem 2rem;
  background: linear-gradient(135deg, #10b981, #059669);
  color: white;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  animation: slideInUp 0.3s ease-out;
}

.status-icon {
  font-size: 1.25rem;
  animation: pulse 1s infinite;
}

.status-text {
  font-weight: 500;
}

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

/* 登录动画 */
.login-processing {
  position: relative;
  overflow: hidden;
}

.login-processing::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
  0% { left: -100%; }
  100% { left: 100%; }
}

.login-error {
  animation: shake 0.6s ease-in-out;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
  20%, 40%, 60%, 80% { transform: translateX(5px); }
}

/* 页脚 */
.login-footer {
  margin-top: 2rem;
  text-align: center;
  animation: fadeInUp 0.8s ease-out 0.4s both;
}

.login-footer p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.9rem;
  margin: 0;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* 页面进入动画 */
body:not(.loaded) .login-container > * {
  opacity: 0;
  transform: translateY(30px);
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

/* 响应式设计 */
@media (max-width: 768px) {
  .login-container {
    padding: 1rem;
  }

  .login-brand {
    margin-bottom: 2rem;
  }

  .brand-logo {
    width: 60px;
    height: 60px;
    border-radius: 15px;
  }

  .logo-icon {
    font-size: 2rem;
  }

  .brand-title {
    font-size: 2rem;
  }

  .brand-slogan {
    font-size: 1rem;
  }

  .login-card-wrapper {
    max-width: 440px;
  }

  .login-header {
    padding: 2rem 2rem 1.25rem;
  }

  .login-title {
    font-size: 1.5rem;
  }

  .login-subtitle {
    font-size: 0.9rem;
  }

  .login-form {
    padding: 2rem;
  }

  .form-field {
    margin-bottom: 1.25rem;
  }

  .login-options {
    margin-bottom: 1.5rem;
  }

  .login-button {
    height: 2.75rem;
    --sl-button-font-size-large: 1rem;
  }

  .login-status {
    padding: 0.75rem 2rem;
  }

  .login-footer {
    margin-top: 1.5rem;
  }

  .login-footer p {
    font-size: 0.8rem;
  }
}

@media (max-width: 480px) {
  .login-container {
    padding: 1rem;
    justify-content: center;
    min-height: 100vh;
  }

  .login-brand {
    margin-bottom: 1.5rem;
  }

  .brand-logo {
    width: 50px;
    height: 50px;
    border-radius: 12px;
  }

  .logo-icon {
    font-size: 1.75rem;
  }

  .brand-title {
    font-size: 1.75rem;
  }

  .brand-slogan {
    font-size: 0.9rem;
  }

  .login-card-wrapper {
    width: 100%;
    max-width: 100%;
  }

  .login-card {
    border-radius: 20px;
    margin: 0 0.5rem;
  }

  .login-header {
    padding: 1.75rem 1.75rem 1rem;
  }

  .login-title {
    font-size: 1.375rem;
  }

  .login-subtitle {
    font-size: 0.85rem;
  }

  .login-form {
    padding: 1.75rem;
  }

  .form-field {
    margin-bottom: 1rem;
  }

  .login-options {
    margin-bottom: 1.25rem;
  }

  .login-button {
    height: 2.5rem;
    --sl-button-font-size-large: 0.95rem;
  }

  .login-status {
    padding: 0.75rem 1.75rem;
  }

  .status-text {
    font-size: 0.9rem;
  }

  .login-footer {
    margin-top: 1rem;
  }

  .login-footer p {
    font-size: 0.75rem;
  }

  /* 减少背景形状的数量和大小 */
  .shape-3, .shape-4 {
    display: none;
  }

  .shape-1 {
    width: 120px;
    height: 120px;
  }

  .shape-2 {
    width: 100px;
    height: 100px;
  }
}

/* 现代化Toast通知 */
#toast-root {
  position: fixed;
  right: 24px;
  top: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 1000;
}

#toast-root sl-alert {
  backdrop-filter: blur(20px);
  border-radius: 10px;
  box-shadow: var(--app-shadow-medium);
}

/* 自定义滚动条 */
.table-wrap::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

.table-wrap::-webkit-scrollbar-track {
  background: var(--sl-color-neutral-100);
  border-radius: 4px;
}

.table-wrap::-webkit-scrollbar-thumb {
  background: var(--sl-color-neutral-300);
  border-radius: 4px;
}

.table-wrap::-webkit-scrollbar-thumb:hover {
  background: var(--sl-color-neutral-400);
}

/* 现代化按钮重设计 */
sl-button::part(base) {
  border-radius: 8px;
  font-weight: 500;
  font-size: 14px;
  letter-spacing: 0.025em;
  transition: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
}

/* Primary 按钮 */
sl-button[variant="primary"]::part(base) {
  background: linear-gradient(135deg, var(--sl-color-primary-600) 0%, var(--sl-color-primary-500) 100%);
  color: white;
  box-shadow: 0 2px 4px rgba(59, 130, 246, 0.25);
}

sl-button[variant="primary"]:not([disabled]):hover::part(base) {
  background: linear-gradient(135deg, var(--sl-color-primary-700, #2563eb) 0%, var(--sl-color-primary-600) 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

sl-button[variant="primary"]:not([disabled]):active::part(base) {
  transform: translateY(0);
  box-shadow: 0 2px 4px rgba(59, 130, 246, 0.25);
}

/* Success 按钮 */
sl-button[variant="success"]::part(base) {
  background: linear-gradient(135deg, var(--sl-color-success-600) 0%, var(--sl-color-success-500, #10b981) 100%);
  color: white;
  box-shadow: 0 2px 4px rgba(16, 185, 129, 0.25);
}

sl-button[variant="success"]:not([disabled]):hover::part(base) {
  background: linear-gradient(135deg, var(--sl-color-success-700, #059669) 0%, var(--sl-color-success-600) 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

/* Warning 按钮 */
sl-button[variant="warning"]::part(base) {
  background: linear-gradient(135deg, var(--sl-color-warning-600) 0%, var(--sl-color-warning-500, #f59e0b) 100%);
  color: white;
  box-shadow: 0 2px 4px rgba(245, 158, 11, 0.25);
}

sl-button[variant="warning"]:not([disabled]):hover::part(base) {
  background: linear-gradient(135deg, var(--sl-color-warning-700, #d97706) 0%, var(--sl-color-warning-600) 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

/* Danger 按钮 */
sl-button[variant="danger"]::part(base) {
  background: linear-gradient(135deg, var(--sl-color-danger-600) 0%, var(--sl-color-danger-500, #ef4444) 100%);
  color: white;
  box-shadow: 0 2px 4px rgba(239, 68, 68, 0.25);
}

sl-button[variant="danger"]:not([disabled]):hover::part(base) {
  background: linear-gradient(135deg, var(--sl-color-danger-700, #dc2626) 0%, var(--sl-color-danger-600) 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

/* Default 按钮 */
sl-button[variant="default"]::part(base) {
  background: white;
  color: var(--sl-color-neutral-700);
  border: 1px solid var(--sl-color-neutral-200);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

sl-button[variant="default"]:not([disabled]):hover::part(base) {
  background: var(--sl-color-neutral-50);
  border-color: var(--sl-color-neutral-300);
  transform: translateY(-1px);
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.1);
}

/* Outline 按钮样式（轻量化）
   修复：表格内操作按钮视觉过重（背景色+阴影像“卡片”），
   这里将 outline 系列统一为“透明背景 + 细描边 + 轻悬停” */
sl-button[outline]::part(base) {
  background: transparent;
  box-shadow: none; /* 避免在表格内显得突兀 */
}

sl-button[outline][variant="primary"]::part(base) {
  color: var(--sl-color-primary-600);
  border: 1px solid var(--sl-color-primary-300, #93c5fd);
}
sl-button[outline][variant="primary"]:not([disabled]):hover::part(base) {
  background: rgba(59, 130, 246, 0.06);
  border-color: var(--sl-color-primary-400, #93c5fd);
}

sl-button[outline][variant="success"]::part(base) {
  color: var(--sl-color-success-600);
  border: 1px solid var(--sl-color-success-300, #6ee7b7);
}
sl-button[outline][variant="success"]:not([disabled]):hover::part(base) {
  background: rgba(16, 185, 129, 0.06);
  border-color: var(--sl-color-success-400, #34d399);
}

sl-button[outline][variant="warning"]::part(base) {
  color: var(--sl-color-warning-600);
  border: 1px solid var(--sl-color-warning-300, #fcd34d);
}
sl-button[outline][variant="warning"]:not([disabled]):hover::part(base) {
  background: rgba(245, 158, 11, 0.06);
  border-color: var(--sl-color-warning-400, #f59e0b);
}

sl-button[outline][variant="danger"]::part(base) {
  color: var(--sl-color-danger-600);
  border: 1px solid var(--sl-color-danger-300, #fca5a5);
}
sl-button[outline][variant="danger"]:not([disabled]):hover::part(base) {
  background: rgba(239, 68, 68, 0.06);
  border-color: var(--sl-color-danger-400, #ef4444);
}

sl-button[outline][variant="default"]::part(base) {
  color: var(--sl-color-neutral-700);
  border: 1px solid var(--sl-color-neutral-300);
}
sl-button[outline][variant="default"]:not([disabled]):hover::part(base) {
  background: var(--sl-color-neutral-50);
  border-color: var(--sl-color-neutral-400);
}

/* 小尺寸按钮优化 */
sl-button[size="small"]::part(base) {
  font-size: 13px;
  padding: 6px 12px;
  border-radius: 6px;
}

/* 大尺寸按钮优化 */
sl-button[size="large"]::part(base) {
  font-size: 16px;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: 10px;
}

/* 禁用状态 */
sl-button[disabled]::part(base) {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

/* Loading 状态优化 */
sl-button[loading]::part(base) {
  position: relative;
  color: transparent;
}

sl-button[loading]::part(spinner) {
  --indicator-color: currentColor;
}

/* 全面响应式设计优化 */
@media (max-width: 1024px) {
  .app-main {
    padding: 20px;
  }

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

  .action-info {
    flex-direction: column;
    gap: 16px;
    align-items: center;
  }

  .section-card {
    padding: 20px;
  }

  table.simple thead th,
  table.simple tbody td {
    padding: 12px 16px;
  }
}

@media (max-width: 768px) {
  .app-nav .wrap {
    padding: 12px 16px;
  }

  .brand {
    font-size: 16px;
  }

  .app-main {
    padding: 16px;
  }

  .page-header {
    margin-bottom: 24px;
    padding-bottom: 16px;
  }

  .page-title {
    font-size: 24px;
    margin-bottom: 8px;
  }

  .page-description {
    font-size: 14px;
  }

  .generation-section {
    margin-bottom: 24px;
  }

  /* 生成卡片移动端优化 */
  .generation-card {
    border-radius: 12px;
    margin: 0 -4px;
  }

  .generation-header {
    padding: 20px 20px 16px;
    flex-direction: column;
    text-align: center;
    gap: 12px;
  }

  .header-icon {
    margin-right: 0;
    margin-bottom: 8px;
  }

  .generation-title {
    font-size: 18px;
  }

  .generation-subtitle {
    font-size: 13px;
  }

  .generation-body {
    padding: 20px;
  }

  .input-section {
    margin-bottom: 24px;
  }

  .input-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .options-section {
    margin-bottom: 24px;
  }

  .option-group {
    padding: 16px;
  }

  .action-info {
    gap: 12px;
  }

  .info-item {
    font-size: 11px;
  }

  .info-text {
    font-size: 11px;
  }

  .generate-btn {
    min-width: 180px;
    --sl-button-height-large: 44px;
  }

  .textarea-footer {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .input-counter {
    align-self: flex-start;
  }

  .textarea-actions {
    flex-direction: column;
    gap: 12px;
  }

  .textarea-footer .quick-actions {
    order: 1;
    justify-content: center;
  }

  .textarea-footer .quick-actions sl-button {
    flex: 1;
    min-width: 0;
  }

  .textarea-footer .generate-btn {
    order: 2;
    width: 100%;
  }

  .section-card {
    padding: 16px;
  }

  .card-title {
    font-size: 16px;
  }

  .card-subtitle {
    font-size: 13px;
  }

  .table-header {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    padding: 16px 20px;
  }

  .table-actions {
    justify-content: flex-start;
  }

  .table-controls {
    padding: 12px 20px;
  }

  .controls-row {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .filter-group,
  .export-group,
  .bulk-group {
    justify-content: space-between;
    padding: 8px 12px;
    background: white;
    border-radius: 6px;
    border: 1px solid var(--sl-color-neutral-200);
  }

  .batch-display {
    flex: 1;
    justify-content: flex-end;
  }

  .stats-row {
    justify-content: center;
    margin-top: 8px;
  }

  .table-title {
    font-size: 14px;
  }

  .stats-text {
    font-size: 13px;
  }

  table.simple {
    font-size: 13px;
  }

  table.simple thead th,
  table.simple tbody td {
    padding: 10px 12px;
  }

  td.actions {
    flex-direction: column;
    gap: 4px;
    align-items: stretch;
    min-width: 120px;
    width: 120px;
  }

  td.actions sl-button {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .login-wrap {
    padding: 16px;
  }

  .app-nav .wrap {
    padding: 8px 12px;
    flex-direction: column;
    gap: 8px;
  }

  .app-nav .ops {
    flex-wrap: wrap;
    justify-content: center;
  }

  .brand {
    font-size: 14px;
  }

  .app-main {
    padding: 12px;
  }

  .page-title {
    font-size: 20px;
  }

  .page-description {
    font-size: 13px;
  }

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

  /* 生成卡片小屏幕优化 */
  .generation-card {
    border-radius: 8px;
    margin: 0;
  }

  .generation-header {
    padding: 16px 16px 12px;
  }

  .header-icon {
    width: 40px;
    height: 40px;
  }

  .header-icon sl-icon {
    font-size: 18px;
  }

  .generation-title {
    font-size: 16px;
  }

  .generation-subtitle {
    font-size: 12px;
  }

  .generation-body {
    padding: 16px;
  }

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

  .textarea-container sl-textarea {
    --sl-input-font-size-medium: 13px;
  }

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

  .option-group {
    padding: 12px;
  }

  .option-label {
    font-size: 13px;
    margin-bottom: 8px;
  }

  .checkbox-title {
    font-size: 12px;
  }

  .checkbox-desc {
    font-size: 10px;
  }

  .action-section {
    padding-top: 16px;
  }

  .action-info {
    flex-direction: column;
    gap: 8px;
    margin-bottom: 16px;
  }

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

  .generate-btn {
    min-width: 160px;
    --sl-button-font-size-large: 14px;
    --sl-button-height-large: 40px;
  }

  .quick-actions {
    gap: 6px;
  }

  .section-card {
    padding: 12px;
  }

  .card-header {
    margin-bottom: 16px;
    padding-bottom: 12px;
  }

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

  .table-header {
    padding: 12px 16px;
  }

  .table-controls {
    padding: 12px 16px;
  }

  .filter-group,
  .export-group,
  .bulk-group {
    padding: 8px;
    margin-bottom: 8px;
  }

  .batch-display {
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
  }

  .batch-display sl-button {
    width: 100%;
  }

  #toast-root {
    right: 12px;
    top: 12px;
    left: 12px;
  }

  table.simple thead th {
    font-size: 11px;
    padding: 8px 10px;
  }

  table.simple tbody td {
    padding: 8px 10px;
    font-size: 12px;
  }

  td.actions {
    min-width: 100px;
    width: 100px;
  }

  /* 在小屏幕上隐藏某些不重要的列 */
  .mobile-hide {
    display: none;
  }
}