/* 导入浏览器主题保护样式 */
@import url('./theme-protection.css');

@tailwind base;
@tailwind components;
@tailwind utilities;

/* 防止浏览器自动应用深色主题：改为跟随 data-theme 动态覆盖（见 theme-protection.css） */
:root {
  color-scheme: light dark;
}

/* 流体背景与全局样式 */

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

/* 字体显示策略优化 */
@font-face {
  font-family: 'MiSans';
  font-display: swap; /* 确保字体加载期间文本可见 */
}

body {
  font-family:
    'MiSans',
    -apple-system,
    BlinkMacSystemFont,
    'Segoe UI',
    Roboto,
    Oxygen,
    Ubuntu,
    Cantarell,
    'Open Sans',
    sans-serif;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  line-height: 1.6;
  overflow-x: hidden;
  font-size: var(--text-base);
  /* 字体渲染优化 */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family:
    'MiSans',
    -apple-system,
    BlinkMacSystemFont,
    'Segoe UI',
    Roboto,
    Oxygen,
    Ubuntu,
    Cantarell,
    'Open Sans',
    sans-serif;
}

/* 链接样式 */
a {
  text-decoration: none;
  color: inherit;
}

/* 简洁现代背景 */
body {
  background: var(--bg-primary);
  color: var(--text-primary);
}

/* 可选的微妙纹理效果 */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    radial-gradient(circle at 20% 50%, rgba(120, 119, 198, 0.03) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.01) 0%, transparent 50%),
    radial-gradient(circle at 40% 80%, rgba(120, 119, 198, 0.02) 0%, transparent 50%);
  z-index: -1;
  pointer-events: none;
}

/* 容器 */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem;
}

/* 常用工具类 */
.flex {
  display: flex;
}
.flex-col {
  flex-direction: column;
}
.items-center {
  align-items: center;
}
.justify-between {
  justify-content: space-between;
}
.justify-center {
  justify-content: center;
}
.gap-2 {
  gap: var(--spacing-sm);
}
.gap-4 {
  gap: var(--spacing-lg);
}
.gap-6 {
  gap: var(--spacing-2xl);
}

.grid {
  display: grid;
}
.grid-cols-1 {
  grid-template-columns: repeat(1, minmax(0, 1fr));
}
.grid-cols-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

/* 间距 */
.mt-2 {
  margin-top: var(--spacing-sm);
}
.mt-4 {
  margin-top: var(--spacing-lg);
}
.mt-6 {
  margin-top: var(--spacing-2xl);
}
.mt-8 {
  margin-top: var(--spacing-3xl);
}
.mb-2 {
  margin-bottom: var(--spacing-sm);
}
.mb-4 {
  margin-bottom: var(--spacing-lg);
}
.mb-6 {
  margin-bottom: var(--spacing-2xl);
}
.mb-8 {
  margin-bottom: var(--spacing-3xl);
}
.ml-2 {
  margin-left: var(--spacing-sm);
}
.ml-4 {
  margin-left: var(--spacing-lg);
}
.mr-2 {
  margin-right: var(--spacing-sm);
}
.mr-4 {
  margin-right: var(--spacing-lg);
}

.p-2 {
  padding: var(--spacing-sm);
}
.p-4 {
  padding: var(--spacing-lg);
}
.p-6 {
  padding: var(--spacing-2xl);
}
.p-8 {
  padding: var(--spacing-3xl);
}

/* 文本 */
.text-center {
  text-align: center;
}
.text-sm {
  font-size: var(--text-sm);
}
.text-lg {
  font-size: var(--text-lg);
}
.text-xl {
  font-size: var(--text-xl);
}
.text-2xl {
  font-size: var(--text-2xl);
}
.text-3xl {
  font-size: var(--text-3xl);
}
.font-bold {
  font-weight: var(--font-bold);
}
.text-primary {
  color: var(--primary);
}
.text-secondary {
  color: var(--text-secondary);
}
.text-tertiary {
  color: var(--text-tertiary);
}
.text-success {
  color: var(--success);
}
.text-danger {
  color: var(--error);
}
.text-warning {
  color: var(--warning);
}

/* 卡片 */
.card {
  background: var(--card-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  box-shadow:
    0 4px 6px rgba(0, 0, 0, 0.1),
    0 1px 3px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

.card:hover {
  transform: translateY(-4px);
  border-color: var(--card-hover-border);
  box-shadow:
    0 12px 24px rgba(0, 0, 0, 0.15),
    0 4px 8px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md) var(--spacing-2xl);
  font-weight: var(--font-semibold);
  border-radius: var(--radius-lg);
  transition: all var(--transition-normal);
  cursor: pointer;
  text-decoration: none;
  border: none;
  outline: none;
  font-size: var(--text-sm);
  position: relative;
  overflow: hidden;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: left 0.5s;
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: linear-gradient(135deg, var(--btn-primary-bg) 0%, var(--primary-hover) 100%);
  color: var(--btn-primary-text);
  border: 1px solid var(--primary-border);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-hover) 0%, var(--primary) 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.btn-secondary {
  background: linear-gradient(135deg, var(--btn-secondary-bg) 0%, var(--bg-quaternary) 100%);
  color: var(--btn-secondary-text);
  border: 1px solid var(--btn-secondary-border);
}

.btn-secondary:hover {
  background: linear-gradient(135deg, var(--bg-quaternary) 0%, #4a4a4a 100%);
  color: var(--text-primary);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(255, 255, 255, 0.1);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--border-tertiary);
  color: var(--text-primary);
  backdrop-filter: blur(8px);
}

.btn-outline:hover {
  background: var(--bg-hover);
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.2);
}

.btn:disabled {
  background: var(--btn-disabled-bg);
  color: var(--btn-disabled-text);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.btn:disabled::before {
  display: none;
}

/* 列表样式 */
.list-disc {
  list-style-type: disc;
  list-style-position: inside;
}

.list-none {
  list-style-type: none;
}

.pl-5 {
  padding-left: 1.25rem;
}

/* 表单 */
.input {
  width: 100%;
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--input-bg);
  border: 2px solid var(--input-border);
  border-radius: var(--radius-lg);
  color: var(--input-text);
  outline: none;
  transition: all var(--transition-normal);
  font-size: var(--text-sm);
  position: relative;
  backdrop-filter: blur(8px);
}

.input:focus {
  border-color: var(--input-border-focus);
  box-shadow:
    var(--input-shadow-focus),
    0 4px 12px rgba(102, 126, 234, 0.1);
  background: var(--bg-secondary);
  transform: translateY(-1px);
}

.input::placeholder {
  color: var(--input-placeholder);
  transition: color var(--transition-normal);
}

.input:focus::placeholder {
  color: var(--text-quaternary);
}

.form-group {
  margin-bottom: var(--spacing-lg);
  position: relative;
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: var(--font-semibold);
  color: var(--text-secondary);
  transition: color var(--transition-normal);
}

.form-group:focus-within label {
  color: var(--primary);
}

/* 响应式 */
@media (min-width: 640px) {
  .sm\:grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .sm\:flex-row {
    flex-direction: row;
  }
  .sm\:items-center {
    align-items: center;
  }
  .sm\:justify-between {
    justify-content: space-between;
  }
}

@media (min-width: 768px) {
  .md\:grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .md\:flex-row {
    flex-direction: row;
  }
}

@media (min-width: 1024px) {
  .lg\:grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .lg\:flex-row {
    flex-direction: row;
  }
}

/* 玻璃态效果 */
.glass {
  background: var(--bg-secondary);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-secondary);
  border-radius: var(--radius-xl);
}

/* 手机设备上的优化 */
@media (max-width: 640px) {
  .home {
    padding: 0 !important;
  }

  .main-content {
    grid-template-columns: 1fr !important;
    gap: 2rem !important;
  }

  .action-card {
    padding: 0.75rem !important;
  }

  .modal-content {
    width: 95% !important;
    max-width: none !important;
  }
}