/* V2 学习仪表盘样式 */
.dash-hero {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: stretch;
  margin-bottom: 20px;
  padding: 24px;
  border-radius: 16px;
  background: var(--sl-surface);
  border: 1px solid var(--sl-border);
}

.dash-hero-main h1 {
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  font-weight: 800;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.dash-hero-main .lead {
  color: var(--sl-muted);
  font-size: 0.92rem;
  max-width: 520px;
  margin-bottom: 16px;
}

.dash-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.dash-stat {
  padding: 12px 14px;
  border-radius: 12px;
  background: var(--sl-surface2);
  border: 1px solid var(--sl-border);
}

.dash-stat .num {
  font-size: 1.35rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--sl-text);
}

.dash-stat .lbl {
  font-size: 0.72rem;
  color: var(--sl-muted);
  margin-top: 4px;
}

.dash-stat.accent .num { color: var(--sl-accent); }
.dash-stat.warn .num { color: var(--theme-warn, #f59e0b); }
.dash-stat.ok .num { color: var(--theme-success, #16a34a); }

.dash-continue {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 18px;
  margin-bottom: 24px;
  border-radius: 14px;
  background: linear-gradient(135deg, #0066ff12, #10b98110);
  border: 1px solid color-mix(in srgb, var(--sl-accent) 25%, var(--sl-border));
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s, transform 0.1s;
}

.dash-continue:hover {
  border-color: var(--sl-accent);
}

.dash-continue:active { transform: scale(0.995); }

.dash-continue-text strong {
  display: block;
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.dash-continue-text span {
  font-size: 0.82rem;
  color: var(--sl-muted);
}

.dash-continue-cta {
  flex-shrink: 0;
  padding: 8px 16px;
  border-radius: 999px;
  background: var(--sl-accent);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 700;
}

.dash-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  align-items: start;
}

.dash-section {
  margin-bottom: 8px;
}

.dash-section .site-section-label {
  margin-bottom: 12px;
}

.dash-mock-banner {
  display: block;
  padding: 18px 20px;
  margin-bottom: 24px;
  border-radius: 14px;
  background: var(--sl-surface);
  border: 1px solid var(--sl-border);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s;
}

.dash-mock-banner:hover { border-color: var(--sl-accent); }

.dash-mock-banner .row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.dash-mock-banner h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.dash-mock-banner p {
  font-size: 0.82rem;
  color: var(--sl-muted);
}

.dash-mock-tag {
  flex-shrink: 0;
  padding: 6px 12px;
  border-radius: 999px;
  background: #fef3c7;
  color: #b45309;
  font-size: 0.72rem;
  font-weight: 700;
}

/* 手机端 V2 首页 */
.mobile-banner {
  margin: 0 12px 12px;
  padding: 18px 16px;
  border-radius: 12px;
  background: linear-gradient(135deg, #0066ff, #0052cc);
  color: #fff;
}

.mobile-banner h2 {
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 6px;
}

.mobile-banner p {
  font-size: 0.78rem;
  opacity: 0.92;
  line-height: 1.55;
}

.mobile-continue {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin: 0 12px 12px;
  padding: 14px;
  border-radius: 10px;
  background: var(--theme-surface, #fff);
  border: 1px solid var(--theme-border, #ebebeb);
  text-decoration: none;
  color: inherit;
}

.mobile-continue strong {
  display: block;
  font-size: 0.88rem;
  margin-bottom: 3px;
}

.mobile-continue span {
  font-size: 0.72rem;
  color: var(--theme-muted, #8590a6);
}

.mobile-continue em {
  font-style: normal;
  color: #0066ff;
  font-size: 0.78rem;
  font-weight: 700;
  flex-shrink: 0;
}

.mobile-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  padding: 0 12px;
}

.mobile-tile {
  display: flex;
  flex-direction: column;
  min-height: 108px;
  padding: 14px 12px;
  border-radius: 10px;
  background: var(--theme-surface, #fff);
  border: 1px solid var(--theme-border, #f0f0f0);
  text-decoration: none;
  color: inherit;
}

.mobile-tile:active { opacity: 0.92; }

.mobile-tile .tile-title {
  font-size: 0.88rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 6px;
}

.mobile-tile .tile-desc {
  font-size: 0.68rem;
  color: var(--theme-muted, #8590a6);
  line-height: 1.45;
  flex: 1;
}

.mobile-tile .tile-foot {
  font-size: 0.65rem;
  color: #0066ff;
  font-weight: 600;
  margin-top: 8px;
}

.mobile-tile.featured {
  grid-column: span 2;
  min-height: auto;
  background: linear-gradient(135deg, #0066ff10, #10b98108);
  border-color: #0066ff30;
}

@media (max-width: 768px) {
  .dash-hero {
    grid-template-columns: 1fr;
  }
  .dash-stats {
    grid-template-columns: repeat(2, 1fr);
  }
  .dash-grid-2 {
    grid-template-columns: 1fr;
  }
}