/**
 * L06 情态动词讲义 · 专题样式（版式外壳见 ../shared/grammar-handout.css）
 */

:root {
  --l06-easy-bg: rgba(92, 184, 92, 0.12);
  --l06-mid-bg: rgba(74, 144, 217, 0.12);
  --l06-hard-bg: rgba(232, 93, 76, 0.12);
}

body.grammar-handout-page.l06-handout {
  background:
    radial-gradient(circle at 10% 15%, rgba(255, 220, 180, 0.38) 0%, transparent 42%),
    radial-gradient(circle at 90% 85%, rgba(200, 230, 255, 0.32) 0%, transparent 40%),
    linear-gradient(168deg, #ffeaa7 0%, #fab1a0 30%, #dfe6e9 100%);
}

body.grammar-handout-page main.sheet.l06-handout {
  max-width: var(--gh-sheet-max, 900px);
}

/* —— 封面（屏幕） —— */
body.grammar-handout-page.l06-handout .handout-cover {
  position: relative;
  margin: -0.25rem -0.5rem 1.25rem;
  padding: 2.5rem 1.5rem 2.75rem;
  border-radius: 10px 24px 12px 20px;
  overflow: hidden;
  text-align: center;
  color: #1a2a3a;
}

body.grammar-handout-page.l06-handout .handout-cover__bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(145deg, #fff3e0 0%, #fff8f0 42%, #fff 100%),
    radial-gradient(ellipse 80% 60% at 15% 10%, rgba(240, 173, 78, 0.22), transparent 55%),
    radial-gradient(ellipse 70% 50% at 90% 85%, rgba(74, 144, 217, 0.14), transparent 50%);
  border: 1px solid rgba(240, 173, 78, 0.28);
  border-radius: inherit;
  z-index: 0;
}

body.grammar-handout-page.l06-handout .handout-cover__bg::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: linear-gradient(90deg, #e85d4c, #f0ad4e, #4a90d9);
}

body.grammar-handout-page.l06-handout .handout-cover__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(
      circle at 20% 30%,
      rgba(232, 93, 76, 0.07) 0 1px,
      transparent 1px
    ),
    radial-gradient(circle at 80% 70%, rgba(74, 144, 217, 0.06) 0 1px, transparent 1px);
  background-size: 18px 18px, 22px 22px;
  opacity: 0.65;
  pointer-events: none;
}

body.grammar-handout-page.l06-handout .handout-cover__inner {
  position: relative;
  z-index: 1;
  max-width: 28rem;
  margin: 0 auto;
}

body.grammar-handout-page.l06-handout .handout-cover__brand {
  margin: 0 0 1rem;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: #c62828;
}

body.grammar-handout-page.l06-handout .handout-cover__en {
  margin: 0 0 0.35rem;
  font-family: "Georgia", "Times New Roman", "Songti SC", serif;
  font-size: 1.05rem;
  font-style: italic;
  letter-spacing: 0.12em;
  color: #4a7c9b;
}

body.grammar-handout-page.l06-handout .handout-cover__title {
  margin: 0 0 0.5rem;
  font-size: clamp(1.85rem, 5vw, 2.55rem);
  font-weight: 800;
  letter-spacing: 0.12em;
  line-height: 1.22;
  color: #0d1b2a;
}

body.grammar-handout-page.l06-handout .handout-cover__rule {
  width: 3.5rem;
  height: 3px;
  margin: 0 auto 1rem;
  border-radius: 2px;
  background: linear-gradient(90deg, transparent, #e85d4c, transparent);
}

body.grammar-handout-page.l06-handout .handout-cover__focus {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.65;
  font-weight: 500;
  color: #475569;
  letter-spacing: 0.04em;
}

body.grammar-handout-page.l06-handout .handout-section > h2.section-title:first-child {
  margin-top: 0;
}

body.grammar-handout-page.l06-handout .map-hint {
  margin: 0.55rem 0 0;
  font-size: 0.86rem;
  color: var(--gh-ink-soft, #5d4037);
  line-height: 1.55;
}

body.grammar-handout-page.l06-handout .map-table {
  width: 100%;
  margin-top: 0.35rem;
}

body.grammar-handout-page.l06-handout .handout-answers summary {
  cursor: pointer;
  font-weight: 800;
  color: #0d47a1;
  margin: 0.55rem 0 0.35rem;
}

body.grammar-handout-page.l06-handout .drill-answer-list {
  margin: 0.35rem 0 0;
  padding-left: 1.25rem;
  font-size: 0.88rem;
  line-height: 1.55;
}

body.grammar-handout-page.l06-handout h2.section-title {
  font-size: 1.12rem;
  color: #1a237e;
  margin: 1.2rem 0 0.7rem;
  padding-bottom: 0.35rem;
  border-bottom: 3px solid rgba(74, 144, 217, 0.35);
}

body.grammar-handout-page.l06-handout .level-card {
  border-radius: 14px;
  border: 3px solid rgba(93, 64, 55, 0.35);
  padding: 0.9rem 1rem;
  margin-bottom: 0;
}

body.grammar-handout-page.l06-handout .level-easy {
  background: var(--l06-easy-bg);
  border-color: rgba(92, 184, 92, 0.5);
}

body.grammar-handout-page.l06-handout .level-mid {
  background: var(--l06-mid-bg);
  border-color: rgba(74, 144, 217, 0.5);
}

body.grammar-handout-page.l06-handout .level-hard {
  background: var(--l06-hard-bg);
  border-color: rgba(232, 93, 76, 0.5);
}

body.grammar-handout-page.l06-handout .level-title {
  margin: 0 0 0.4rem;
  font-size: 1rem;
  font-weight: 900;
  color: #4e342e;
}

body.grammar-handout-page.l06-handout .point {
  border-radius: 12px;
  border: 2px dashed rgba(93, 64, 55, 0.35);
  background: rgba(255, 255, 255, 0.72);
  padding: 0.65rem 0.75rem;
  margin-top: 0.55rem;
  break-inside: avoid;
  page-break-inside: avoid;
}

body.grammar-handout-page.l06-handout .point h3 {
  margin: 0 0 0.35rem;
  font-size: 0.95rem;
  color: #4a148c;
}

body.grammar-handout-page.l06-handout .rule {
  margin: 0 0 0.35rem;
  font-size: 0.88rem;
  color: #5d4037;
  font-weight: 700;
}

body.grammar-handout-page.l06-handout .ex-list {
  margin: 0.3rem 0 0;
  padding-left: 1.1rem;
  font-size: 0.9rem;
}

body.grammar-handout-page.l06-handout .ex-list li {
  margin: 0.28rem 0;
}

body.grammar-handout-page.l06-handout .en {
  font-weight: 800;
  color: #1b5e20;
}

body.grammar-handout-page.l06-handout .zh {
  color: var(--gh-ink-soft, #5d4037);
  font-size: 0.84rem;
}

body.grammar-handout-page.l06-handout .emotion-box {
  margin-top: 0.45rem;
  border-radius: 10px;
  border: 2px solid rgba(93, 64, 55, 0.22);
  background: rgba(255, 255, 255, 0.82);
  padding: 0.45rem 0.55rem;
  font-size: 0.83rem;
  line-height: 1.55;
  color: #5d4037;
}

body.grammar-handout-page.l06-handout .emotion-box strong {
  color: #4a148c;
}

body.grammar-handout-page.l06-handout .emo-tag {
  display: inline-block;
  margin-right: 0.32rem;
  margin-top: 0.15rem;
  padding: 0.08rem 0.36rem;
  border-radius: 999px;
  border: 1px solid rgba(93, 64, 55, 0.35);
  background: rgba(255, 248, 225, 0.95);
  font-size: 0.76rem;
  font-weight: 800;
  color: #6d4c41;
}

body.grammar-handout-page.l06-handout .contrast-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.55rem;
  margin-top: 0.55rem;
}

body.grammar-handout-page.l06-handout .contrast-card {
  border-radius: 10px;
  border: 2px dashed rgba(93, 64, 55, 0.38);
  background: rgba(255, 255, 255, 0.8);
  padding: 0.45rem 0.55rem;
  font-size: 0.84rem;
  line-height: 1.5;
}

body.grammar-handout-page.l06-handout .contrast-card strong {
  color: #6a1b9a;
}

body.grammar-handout-page.l06-handout .summary-pairs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
  margin-top: 0.6rem;
}

body.grammar-handout-page.l06-handout .summary-pair-card {
  border-radius: 10px;
  border: 2px dashed rgba(93, 64, 55, 0.35);
  padding: 0.55rem 0.6rem;
  background: rgba(255, 255, 255, 0.78);
  font-size: 0.85rem;
  line-height: 1.5;
}

body.grammar-handout-page.l06-handout .summary-pair-card strong {
  color: #6a1b9a;
}

body.grammar-handout-page.l06-handout .drill-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.6rem;
  margin-top: 0.7rem;
}

body.grammar-handout-page.l06-handout .drill-card {
  border-radius: 12px;
  border: 2px dashed rgba(74, 144, 217, 0.42);
  background: rgba(255, 255, 255, 0.78);
  padding: 0.55rem 0.65rem;
  font-size: 0.85rem;
}

body.grammar-handout-page.l06-handout .drill-card p {
  margin: 0.2rem 0;
}

body.grammar-handout-page.l06-handout .quick-check {
  margin-top: 0.8rem;
  border-radius: 12px;
  border: 2px solid rgba(93, 64, 55, 0.28);
  background: rgba(255, 255, 255, 0.78);
  padding: 0.6rem 0.75rem;
  font-size: 0.86rem;
}

body.grammar-handout-page.l06-handout .quick-check ul {
  margin: 0.3rem 0 0;
  padding-left: 1.1rem;
}

body.grammar-handout-page.l06-handout .pitfall {
  margin-top: 0.75rem;
  padding: 0.65rem 0.8rem;
  border-radius: 12px;
  border: 2px dashed #c62828;
  background: rgba(255, 235, 238, 0.82);
  color: #b71c1c;
  font-weight: 800;
  font-size: 0.86rem;
}

body.grammar-handout-page.l06-handout .pitfall--inline {
  margin-top: 0.7rem;
}

body.grammar-handout-page.l06-handout .handout-pitfall-final {
  margin-top: 0.5rem;
}

@media (max-width: 700px) {
  body.grammar-handout-page.l06-handout .contrast-grid,
  body.grammar-handout-page.l06-handout .summary-pairs,
  body.grammar-handout-page.l06-handout .drill-grid {
    grid-template-columns: 1fr;
  }
}

/* 专题打印微调（页边距/分页主规则见 shared/grammar-handout-print.css） */
@media print {
  body.grammar-handout-page.l06-handout .point,
  body.grammar-handout-page.l06-handout .contrast-card,
  body.grammar-handout-page.l06-handout .drill-card,
  body.grammar-handout-page.l06-handout .summary-pair-card,
  body.grammar-handout-page.l06-handout .quick-check,
  body.grammar-handout-page.l06-handout .pitfall {
    break-inside: avoid;
    page-break-inside: avoid;
  }

  body.grammar-handout-page.l06-handout .level-easy,
  body.grammar-handout-page.l06-handout .level-mid,
  body.grammar-handout-page.l06-handout .level-hard {
    border: 0.45pt solid #555 !important;
    background: #fafafa !important;
  }

  body.grammar-handout-page.l06-handout .point {
    border: 0.35pt dashed #777 !important;
    background: #fff !important;
  }

  body.grammar-handout-page.l06-handout .en {
    color: #000 !important;
  }
}