/* ========== 基础变量（浅色主题） ========== */
:root {
  --bg: #f4f6fb;
  --bg-soft: #eaeef6;
  --surface: #ffffff;
  --surface-2: #f8fafc;
  --border: #e2e8f0;
  --border-strong: #cbd5e1;
  --text: #1e293b;
  --text-soft: #475569;
  --text-mute: #94a3b8;
  --primary: #3b82f6;
  --primary-soft: #dbeafe;
  --accent: #8b5cf6;
  --danger: #ef4444;
  --danger-soft: #fee2e2;
  --warning: #f59e0b;
  --warning-soft: #fef3c7;
  --success: #10b981;
  --success-soft: #d1fae5;
  --star-5: #f59e0b;
  --star-4: #a78bfa;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 1px 3px rgba(15, 23, 42, 0.06), 0 4px 12px rgba(15, 23, 42, 0.05);
  --shadow-hover: 0 4px 16px rgba(15, 23, 42, 0.1), 0 8px 24px rgba(59, 130, 246, 0.08);
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html, body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body { min-height: 100vh; display: flex; flex-direction: column; }

/* ========== Header ========== */
.app-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 10px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.app-title {
  font-size: 17px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
}
.title-icon { font-size: 19px; }
.header-actions { display: flex; align-items: center; gap: 12px; }
.btn-ghost {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 5px 12px;
  font-size: 13px;
  color: var(--text-soft);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}
.btn-ghost:hover { background: var(--bg-soft); border-color: var(--border-strong); color: var(--text); }
.btn-icon { display: inline-block; transition: transform 0.5s; }
.btn-ghost.spin .btn-icon { transform: rotate(360deg); }
.last-updated { font-size: 12px; color: var(--text-mute); }

/* ========== Tabs ========== */
.tabs {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px 0;
  display: flex;
  gap: 4px;
  overflow-x: auto;
  scrollbar-width: none;
}
.tabs::-webkit-scrollbar { display: none; }
.tab {
  appearance: none;
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-mute);
  cursor: pointer;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
  border-radius: 8px 8px 0 0;
}
.tab:hover { color: var(--text-soft); background: var(--bg-soft); }
.tab.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
  background: var(--primary-soft);
}
.tab-emoji { font-size: 16px; }

/* ========== Main ========== */
.app-main { flex: 1; width: 100%; }
/* 关键：display:flex 会覆盖 [hidden] 默认的 display:none，必须显式声明 */
[hidden] { display: none !important; }
.panel {
  max-width: 1400px;
  margin: 0 auto;
  padding: 10px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  animation: fadeIn 0.25s ease;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ========== 版本横幅（紧凑） ========== */
.version-banner {
  background: linear-gradient(135deg, var(--primary-soft), #f3e8ff);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 14px;
  margin-bottom: 4px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  flex-shrink: 0;
}
.version-banner .vb-left { display: flex; flex-direction: column; gap: 1px; }
.version-banner .vb-version { font-size: 12px; font-weight: 700; color: var(--primary); }
.version-banner .vb-name { font-size: 14px; font-weight: 700; color: var(--text); }
.version-banner .vb-note { font-size: 10px; color: var(--text-mute); }

/* ========== 三区 Dashboard Grid 布局 ========== */
.dashboard-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 10px;
  align-items: start;
}
.zone {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px;
  display: flex;
  flex-direction: column;
}
.zone-events {
  grid-column: 1;
  grid-row: 1 / 3;
}
.zone-abyss {
  grid-column: 2;
  grid-row: 1;
}
.zone-weekly {
  grid-column: 2;
  grid-row: 2;
}

/* 滚动条美化（仅在 zone 内容过多时出现） */
.zone::-webkit-scrollbar { width: 5px; }
.zone::-webkit-scrollbar-track { background: transparent; }
.zone::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 3px; }

/* ========== Zone 标题 ========== */
.zone-title {
  font-size: 13px;
  font-weight: 700;
  margin: 0 0 8px;
  padding-left: 8px;
  border-left: 3px solid var(--primary);
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}
.zone-title .count {
  font-size: 11px;
  font-weight: 600;
  color: var(--primary);
  background: var(--primary-soft);
  padding: 1px 6px;
  border-radius: 8px;
}

/* ========== 卡片网格（紧凑） ========== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 8px;
}
.card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.card:hover {
  box-shadow: var(--shadow);
  border-color: var(--border-strong);
  transform: translateY(-1px);
}

/* ========== 活动卡片 ========== */
.event-card .event-name {
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 2px;
}
.banner-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 6px;
}
.event-desc {
  font-size: 11px;
  color: var(--text-soft);
  line-height: 1.4;
}
.event-type {
  font-size: 10px;
  font-weight: 600;
  color: var(--success);
  background: var(--success-soft);
  padding: 1px 6px;
  border-radius: 8px;
  white-space: nowrap;
}
.rewards {
  display: flex;
  flex-wrap: wrap;
  gap: 3px;
  margin-top: 2px;
}
.reward-chip {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-soft);
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 2px 7px;
  display: inline-flex;
  align-items: center;
  gap: 3px;
}
.reward-chip.highlight {
  background: rgba(245, 158, 11, 0.15);
  color: #b45309;
  border-color: var(--warning);
  font-weight: 700;
}
.reward-amount { color: var(--primary); }

/* ========== 时间信息 ========== */
.time-info {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding-top: 6px;
  border-top: 1px dashed var(--border);
  font-size: 11px;
  color: var(--text-mute);
}
.time-row { display: flex; justify-content: space-between; align-items: center; gap: 6px; }
.time-label { color: var(--text-mute); }
.time-value { color: var(--text-soft); font-weight: 500; }

.countdown {
  font-size: 12px;
  font-weight: 700;
  color: var(--danger);
  background: var(--danger-soft);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-variant-numeric: tabular-nums;
  text-align: center;
  letter-spacing: 0.5px;
}
.countdown.urgent { animation: pulse 1.2s ease-in-out infinite; }
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}
.countdown-ended { color: var(--text-mute); background: var(--bg-soft); }
.countdown-not-started { color: var(--warning); background: var(--warning-soft); }

/* ========== 深渊卡片 ========== */
.abyss-card, .weekly-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px;
  margin-bottom: 6px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.abyss-name, .weekly-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 2px;
}
.abyss-rewards, .weekly-rewards {
  display: flex;
  flex-wrap: wrap;
  gap: 3px;
  margin-top: 4px;
}
.challenge-desc {
  font-size: 11px;
  color: var(--text-soft);
  line-height: 1.4;
}

/* ========== 空状态 ========== */
.empty-state {
  text-align: center;
  padding: 24px 12px;
  color: var(--text-mute);
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.empty-state.empty-state-sm { padding: 16px 8px; }
.empty-state .empty-icon { font-size: 32px; margin-bottom: 8px; opacity: 0.6; }
.empty-state .empty-title { font-size: 13px; font-weight: 600; margin-bottom: 4px; color: var(--text-soft); }
.empty-state .empty-desc { font-size: 12px; }

/* ========== 错误状态 ========== */
.error-state {
  text-align: center;
  padding: 40px 20px;
}
.error-state .error-icon { font-size: 42px; margin-bottom: 12px; }
.error-state .error-title { font-size: 16px; font-weight: 700; color: var(--danger); margin-bottom: 6px; }
.error-state .error-desc { font-size: 13px; color: var(--text-soft); margin-bottom: 16px; }
.retry-btn {
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  padding: 8px 20px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}
.retry-btn:hover { background: #2563eb; }

/* ========== 骨架屏 ========== */
.skeleton-wrap { animation: fadeIn 0.3s ease; padding: 20px; }
.skeleton-bar {
  background: linear-gradient(90deg, var(--bg-soft) 25%, var(--surface) 50%, var(--bg-soft) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
  border-radius: 6px;
  height: 14px;
  margin-bottom: 10px;
}
.skeleton-bar.w-30 { width: 30%; }
.skeleton-bar.w-40 { width: 40%; height: 22px; }
.skeleton-bar.w-50 { width: 50%; }
.skeleton-bar.w-60 { width: 60%; height: 18px; }
.skeleton-bar.w-80 { width: 80%; }
@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
.skeleton-card { min-height: 120px; }

/* ========== Footer ========== */
.app-footer {
  border-top: 1px solid var(--border);
  background: var(--surface);
  padding: 8px 20px;
  font-size: 11px;
  color: var(--text-mute);
  flex-shrink: 0;
}
.footer-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.footer-note { color: var(--text-mute); }

/* ========== 响应式 ========== */
@media (max-width: 768px) {
  .header-inner { padding: 10px 14px; }
  .app-title { font-size: 16px; }
  .btn-text { display: none; }
  .tabs { padding: 0 14px; }
  .tab { padding: 8px 12px; font-size: 13px; }
  .panel {
    height: auto;
    overflow: visible;
    padding: 14px;
  }
  .dashboard-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    gap: 12px;
  }
  .zone-events, .zone-abyss, .zone-weekly {
    grid-row: auto;
    grid-column: auto;
    overflow: visible;
  }
  .cards-grid { grid-template-columns: 1fr; gap: 10px; }
  .version-banner { padding: 10px 12px; }
  .version-banner .vb-name { font-size: 13px; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 420px) {
  .tab-emoji { display: none; }
  .tab { font-size: 12px; padding: 8px 10px; }
}