/* 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;
}

/* 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(79, 70, 229, 0.035) 0%, transparent 55%),
    radial-gradient(circle at 80% 20%, rgba(14, 165, 233, 0.025) 0%, transparent 55%),
    radial-gradient(circle at 40% 80%, rgba(79, 70, 229, 0.02) 0%, transparent 55%);
  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;
  }
}

/* =========================================================
 *  前台浅色模式对比度覆盖（ScheduleList / RequestForm 等组件）
 *  将所有硬编码的 rgba(255,255,255,*) 白系文字统一替换为
 *  适配浅底的深灰/主题色，保证 WCAG AA 可读性
 * =======================================================*/
html[data-theme='light'],
html[data-theme='ClassicLight'],
html[data-theme='ModernLight'] {
  /* ScheduleList.vue 主区块硬编码颜色校正 */
  color-scheme: light;
}

html[data-theme='light'] .schedule-list .date-item,
html[data-theme='ClassicLight'] .schedule-list .date-item,
html[data-theme='ModernLight'] .schedule-list .date-item,
html[data-theme='light'] .song-list .date-item,
html[data-theme='ClassicLight'] .song-list .date-item,
html[data-theme='ModernLight'] .song-list .date-item {
  color: var(--text-secondary) !important;
}

html[data-theme='light'] .schedule-list .empty-dates,
html[data-theme='ClassicLight'] .schedule-list .empty-dates,
html[data-theme='ModernLight'] .schedule-list .empty-dates,
html[data-theme='light'] .schedule-list .loading,
html[data-theme='ClassicLight'] .schedule-list .loading,
html[data-theme='ModernLight'] .schedule-list .loading,
html[data-theme='light'] .schedule-list .error,
html[data-theme='ClassicLight'] .schedule-list .error,
html[data-theme='ModernLight'] .schedule-list .error,
html[data-theme='light'] .schedule-list .empty,
html[data-theme='ClassicLight'] .schedule-list .empty,
html[data-theme='ModernLight'] .schedule-list .empty {
  color: var(--text-tertiary) !important;
}

html[data-theme='light'] .schedule-list .playtime-header h4,
html[data-theme='ClassicLight'] .schedule-list .playtime-header h4,
html[data-theme='ModernLight'] .schedule-list .playtime-header h4 {
  color: var(--text-secondary) !important;
}

html[data-theme='light'] .schedule-list .playtime-time,
html[data-theme='ClassicLight'] .schedule-list .playtime-time,
html[data-theme='ModernLight'] .schedule-list .playtime-time {
  color: var(--text-tertiary) !important;
}

html[data-theme='light'] .schedule-list .playlist-modal,
html[data-theme='ClassicLight'] .schedule-list .playlist-modal,
html[data-theme='ModernLight'] .schedule-list .playlist-modal {
  border-color: var(--border-secondary) !important;
}

html[data-theme='light'] .schedule-list .playlist-modal-header,
html[data-theme='ClassicLight'] .schedule-list .playlist-modal-header,
html[data-theme='ModernLight'] .schedule-list .playlist-modal-header,
html[data-theme='light'] .schedule-list .playlist-modal-footer,
html[data-theme='ClassicLight'] .schedule-list .playlist-modal-footer,
html[data-theme='ModernLight'] .schedule-list .playlist-modal-footer {
  border-color: var(--border-secondary) !important;
}

html[data-theme='light'] .schedule-list .song-meta .meta-secondary,
html[data-theme='ClassicLight'] .schedule-list .song-meta .meta-secondary,
html[data-theme='ModernLight'] .schedule-list .song-meta .meta-secondary,
html[data-theme='light'] .schedule-list .song-meta .meta-placeholder,
html[data-theme='ClassicLight'] .schedule-list .song-meta .meta-placeholder,
html[data-theme='ModernLight'] .schedule-list .song-meta .meta-placeholder,
html[data-theme='light'] .schedule-list .slot-hint,
html[data-theme='ClassicLight'] .schedule-list .slot-hint,
html[data-theme='ModernLight'] .schedule-list .slot-hint,
html[data-theme='light'] .schedule-list .requestor-text,
html[data-theme='ClassicLight'] .schedule-list .requestor-text,
html[data-theme='ModernLight'] .schedule-list .requestor-text,
html[data-theme='light'] .schedule-list .pill-empty,
html[data-theme='ClassicLight'] .schedule-list .pill-empty,
html[data-theme='ModernLight'] .schedule-list .pill-empty,
html[data-theme='light'] .schedule-list .empty-slot,
html[data-theme='ClassicLight'] .schedule-list .empty-slot,
html[data-theme='ModernLight'] .schedule-list .empty-slot {
  color: var(--text-tertiary) !important;
}

html[data-theme='light'] .schedule-list .chip,
html[data-theme='ClassicLight'] .schedule-list .chip,
html[data-theme='ModernLight'] .schedule-list .chip,
html[data-theme='light'] .schedule-list .tag,
html[data-theme='ClassicLight'] .schedule-list .tag,
html[data-theme='ModernLight'] .schedule-list .tag,
html[data-theme='light'] .schedule-list .badge-soft,
html[data-theme='ClassicLight'] .schedule-list .badge-soft,
html[data-theme='ModernLight'] .schedule-list .badge-soft {
  background: var(--bg-secondary) !important;
  border-color: var(--border-secondary) !important;
  color: var(--text-secondary) !important;
}

html[data-theme='light'] .schedule-list .divider-subtle,
html[data-theme='ClassicLight'] .schedule-list .divider-subtle,
html[data-theme='ModernLight'] .schedule-list .divider-subtle,
html[data-theme='light'] .schedule-list .card-border,
html[data-theme='ClassicLight'] .schedule-list .card-border,
html[data-theme='ModernLight'] .schedule-list .card-border {
  border-color: var(--border-secondary) !important;
}

/* RequestForm / SongList / Dialog 通用硬编码白字校正 */
html[data-theme='light'] .request-form .label-subtle,
html[data-theme='ClassicLight'] .request-form .label-subtle,
html[data-theme='ModernLight'] .request-form .label-subtle,
html[data-theme='light'] .request-form .hint-subtle,
html[data-theme='ClassicLight'] .request-form .hint-subtle,
html[data-theme='ModernLight'] .request-form .hint-subtle,
html[data-theme='light'] .request-form .placeholder-subtle,
html[data-theme='ClassicLight'] .request-form .placeholder-subtle,
html[data-theme='ModernLight'] .request-form .placeholder-subtle,
html[data-theme='light'] .song-list .muted,
html[data-theme='ClassicLight'] .song-list .muted,
html[data-theme='ModernLight'] .song-list .muted,
html[data-theme='light'] .song-list .subtle-text,
html[data-theme='ClassicLight'] .song-list .subtle-text,
html[data-theme='ModernLight'] .song-list .subtle-text {
  color: var(--text-tertiary) !important;
}

html[data-theme='light'] .request-form .glass-surface,
html[data-theme='ClassicLight'] .request-form .glass-surface,
html[data-theme='ModernLight'] .request-form .glass-surface,
html[data-theme='light'] .request-form .surface-chip,
html[data-theme='ClassicLight'] .request-form .surface-chip,
html[data-theme='ModernLight'] .request-form .surface-chip,
html[data-theme='light'] .song-list .glass-surface,
html[data-theme='ClassicLight'] .song-list .glass-surface,
html[data-theme='ModernLight'] .song-list .glass-surface,
html[data-theme='light'] .song-list .surface-chip,
html[data-theme='ClassicLight'] .song-list .surface-chip,
html[data-theme='ModernLight'] .song-list .surface-chip {
  background: var(--bg-secondary) !important;
  border-color: var(--border-secondary) !important;
}

/* =========================================================
 *  首页 Hero CTA 区样式 — 投稿按钮居中 + 档期概览卡片
 *  移动端优先 / 少圆角 / 硬边几何 / 现代浅色专业风格
 * =======================================================*/
.hero-cta-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 28px 16px 20px;
  gap: 14px;
  width: 100%;
  max-width: 760px;
  margin: 0 auto;
}

.hero-request-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-width: 240px;
  width: min(86%, 360px);
  height: 58px;
  padding: 0 22px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: linear-gradient(135deg, var(--primary) 0%, #4338ca 100%);
  color: #ffffff;
  font-family: 'MiSans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.2px;
  cursor: pointer;
  user-select: none;
  box-shadow:
    0 10px 24px -10px rgba(79, 70, 229, 0.55),
    0 4px 10px -4px rgba(79, 70, 229, 0.35);
  transition: transform 0.18s cubic-bezier(0.2, 0.9, 0.2, 1),
    box-shadow 0.18s ease, filter 0.18s ease;
  -webkit-tap-highlight-color: transparent;
}
.hero-request-btn:hover {
  transform: translateY(-1px);
  filter: brightness(1.03);
  box-shadow:
    0 14px 28px -10px rgba(79, 70, 229, 0.62),
    0 6px 12px -4px rgba(79, 70, 229, 0.42);
}
.hero-request-btn:active {
  transform: translateY(0);
  filter: brightness(0.97);
  box-shadow:
    0 6px 14px -6px rgba(79, 70, 229, 0.5),
    0 2px 6px -2px rgba(79, 70, 229, 0.35);
}
.hero-request-btn .btn-icon {
  font-size: 20px;
  line-height: 1;
}
.hero-request-btn .btn-icon.pulse::after {
  content: '';
  position: absolute;
  right: 10px;
  top: 10px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.22);
}

.schedule-overview-card {
  width: 100%;
  max-width: 720px;
  padding: 18px 18px;
  border-radius: 12px;
  background: var(--card-bg, #ffffff);
  border: 1px solid var(--card-border, #e4e4e7);
  box-shadow: var(--card-shadow);
}
.schedule-overview-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}
@media (max-width: 520px) {
  .schedule-overview-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}
.overview-stat {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: 14px 16px;
  border-radius: 10px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-secondary);
  min-height: 96px;
}
.overview-stat .stat-icon {
  font-size: 16px;
  line-height: 1;
  margin-bottom: 6px;
  color: var(--text-tertiary);
}
.overview-stat .stat-label {
  font-size: 12px;
  line-height: 1.4;
  color: var(--text-tertiary);
  font-weight: 500;
  margin-bottom: 6px;
  letter-spacing: 0.2px;
}
.overview-stat .stat-value {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
  letter-spacing: -0.3px;
  display: flex;
  align-items: baseline;
  gap: 6px;
}
.overview-stat .stat-value .unit {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-tertiary);
  letter-spacing: 0;
}
.overview-stat.primary {
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.08), rgba(14, 165, 233, 0.06));
  border-color: rgba(79, 70, 229, 0.15);
}
.overview-stat.primary .stat-value {
  color: var(--primary);
  font-size: 28px;
}
.overview-stat.primary .stat-icon {
  color: var(--primary);
}
.overview-stat .stat-detail {
  margin-top: 4px;
  font-size: 11px;
  color: var(--text-tertiary);
  line-height: 1.35;
}
.overview-stat .live-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #22c55e;
  margin-right: 5px;
  vertical-align: middle;
  box-shadow: 0 0 0 2px rgba(34, 197, 94, 0.2);
  animation: live-pulse 1.6s ease-in-out infinite;
}
@keyframes live-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.65; transform: scale(0.92); }
}

@media (max-width: 640px) {
  .hero-cta-section {
    padding: 22px 12px 16px;
    gap: 12px;
  }
  .hero-request-btn {
    height: 54px;
    font-size: 16px;
    border-radius: 12px;
    width: 88%;
  }
  .schedule-overview-card {
    padding: 14px 12px;
    border-radius: 10px;
  }
  .overview-stat {
    padding: 12px 14px;
    min-height: 84px;
  }
  .overview-stat.primary .stat-value {
    font-size: 26px;
  }
}