.page-faq {
  background: var(--ink-900);
  color: var(--chalk);
  font-family: var(--font-body);
  padding-bottom: 64px;
}

.page-faq .breadcrumb {
  padding-top: 92px;
  font-size: 13px;
}

.page-faq .breadcrumb ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--neutral);
}

.page-faq .breadcrumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--neutral);
}

.page-faq .breadcrumb a {
  color: var(--chalk);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-fast) ease;
}

.page-faq .breadcrumb a:hover,
.page-faq .breadcrumb a:focus-visible {
  border-bottom-color: var(--turf-bright);
}

.page-faq .eyebrow {
  margin: 0;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--turf-bright);
}

.page-faq .section-title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 21px;
  line-height: 1.4;
  color: var(--chalk);
}

/* ---------- 首屏 ---------- */
.faq-hero {
  position: relative;
  border-bottom: var(--rule) solid var(--panel-lift);
  background-image: repeating-linear-gradient(
      to right,
      rgba(140, 151, 166, 0.09) 0 1px,
      transparent 1px 72px
    ),
    repeating-linear-gradient(to bottom, rgba(140, 151, 166, 0.07) 0 1px, transparent 1px 72px);
  overflow: hidden;
}

.faq-hero__grid {
  display: grid;
  gap: 30px;
  padding: 28px 0 44px;
}

.faq-hero__intro h1 {
  margin: 12px 0 16px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 29px;
  line-height: 1.32;
  letter-spacing: 0.01em;
}

.faq-hero__lead {
  max-width: 48ch;
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: #ccd6e2;
}

.faq-hero__jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.faq-hero__jump a {
  display: inline-block;
  padding: 8px 16px;
  border: 1px solid var(--panel-lift);
  border-radius: var(--radius-pill);
  background: var(--panel);
  color: var(--chalk);
  font-size: 13px;
  letter-spacing: 0.05em;
  text-decoration: none;
  transition: transform var(--t-fast) ease, border-color var(--t-fast) ease, color var(--t-fast) ease;
}

.faq-hero__jump a:hover,
.faq-hero__jump a:focus-visible {
  transform: translateY(-2px);
  border-color: var(--turf-bright);
  color: var(--turf-bright);
}

.faq-hero__jump a:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

.faq-hero__board {
  padding: 14px;
  border: 1px solid var(--panel-lift);
  border-radius: var(--radius-xl);
  background: linear-gradient(160deg, var(--panel) 0%, var(--ink-900) 88%);
}

.faq-hero__board svg {
  display: block;
  width: 100%;
  height: auto;
}

.board-frame {
  fill: rgba(30, 122, 71, 0.08);
  stroke: rgba(99, 208, 140, 0.35);
  stroke-width: 2;
}

.board-half {
  stroke: rgba(99, 208, 140, 0.22);
  stroke-width: 2;
}

.board-circle {
  fill: none;
  stroke: rgba(99, 208, 140, 0.28);
  stroke-width: 2;
}

.board-dot {
  fill: var(--turf-bright);
}

.board-path {
  fill: none;
  stroke: var(--lime);
  stroke-width: 2;
  stroke-dasharray: 7 7;
  opacity: 0.75;
}

.board-node rect {
  fill: var(--panel-lift);
  stroke: var(--turf-bright);
  stroke-width: 1.5;
}

.board-node text {
  fill: var(--chalk);
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: 0.1em;
}

.board-node--lime rect {
  fill: rgba(201, 242, 77, 0.12);
  stroke: var(--lime);
}

.board-node--lime text {
  fill: var(--lime);
}

/* ---------- 布局 ---------- */
.faq-layout {
  display: grid;
  gap: 30px;
  padding-top: 36px;
}

.faq-toc {
  padding: 18px;
  border: 1px solid var(--panel-lift);
  border-radius: var(--radius-lg);
  background: var(--panel);
}

.faq-toc__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--neutral);
}

.faq-toc__list {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
}

.faq-toc__list li {
  flex: 0 0 auto;
}

.faq-toc__list a {
  display: flex;
  gap: 8px;
  align-items: baseline;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  color: var(--chalk);
  font-size: 14px;
  white-space: nowrap;
  text-decoration: none;
  transition: background var(--t-fast) ease, color var(--t-fast) ease;
}

.faq-toc__list a:hover {
  background: var(--panel-lift);
  color: var(--turf-bright);
}

.faq-toc__list a:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

.faq-toc__list .mono {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--neutral);
}

/* ---------- 章节 ---------- */
.faq-section {
  margin-bottom: 46px;
}

.faq-section + .faq-section {
  padding-top: 40px;
  border-top: var(--rule) solid var(--panel-lift);
}

.faq-section__head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.faq-num {
  flex: none;
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border: 1px solid var(--turf);
  border-radius: var(--radius-pill);
  background: rgba(30, 122, 71, 0.22);
  color: var(--turf-bright);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
}

.faq-section__lead {
  max-width: 62ch;
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.85;
  color: #c6d1dd;
}

/* ---------- 问答条 ---------- */
.qa-list {
  display: grid;
  gap: 10px;
}

.qa {
  border: 1px solid var(--panel-lift);
  border-radius: var(--radius-md);
  background: var(--panel);
  transition: border-color var(--t-fast) ease, background var(--t-fast) ease;
}

.qa:hover {
  border-color: var(--turf-bright);
}

.qa[open] {
  border-color: var(--turf);
  background: var(--panel-lift);
}

.qa__q {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 16px 18px;
  font-size: 16px;
  line-height: 1.6;
  color: var(--chalk);
  cursor: pointer;
  list-style: none;
}

.qa__q::-webkit-details-marker {
  display: none;
}

.qa__q::after {
  content: "+";
  margin-left: auto;
  padding-left: 12px;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--neutral);
}

.qa[open] .qa__q::after {
  content: "–";
  color: var(--lime);
}

.qa__q:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: -2px;
}

.qa__num {
  flex: none;
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--turf-bright);
}

.qa__a {
  padding: 0 18px 18px 45px;
}

.qa__a p {
  max-width: 68ch;
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.85;
  color: #d3dce6;
}

.qa__a p:last-child {
  margin-bottom: 0;
}

.qa__a ul {
  margin: 0;
  padding-left: 18px;
}

.qa__a li {
  margin-bottom: 8px;
  font-size: 15px;
  line-height: 1.8;
  color: #d3dce6;
}

.qa__a li:last-child {
  margin-bottom: 0;
}

.qa__a strong {
  color: var(--turf-bright);
  font-weight: 600;
}

.qa__a a {
  color: var(--turf-bright);
  text-decoration: none;
  border-bottom: 1px solid rgba(99, 208, 140, 0.5);
}

.qa__a a:hover,
.qa__a a:focus-visible {
  border-bottom-color: var(--lime);
  color: var(--lime);
}

/* ---------- 阵容对照 ---------- */
.lineup-steps {
  display: grid;
  gap: 10px;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
  counter-reset: lineup-step;
}

.lineup-steps li {
  counter-increment: lineup-step;
  display: flex;
  gap: 12px;
  padding: 12px 14px;
  border: 1px solid var(--panel-lift);
  border-radius: var(--radius-md);
  background: var(--panel);
  font-size: 15px;
  line-height: 1.7;
  color: #d3dce6;
}

.lineup-steps li::before {
  content: counter(lineup-step, decimal-leading-zero);
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--lime);
}

.faq-figure {
  margin: 0 0 24px;
  border: 1px solid var(--panel-lift);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--panel);
}

.faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.faq-figure figcaption {
  padding: 10px 14px 12px;
  border-top: 1px solid var(--panel-lift);
  font-size: 12px;
  line-height: 1.7;
  color: var(--neutral);
}

.lineup-compare {
  margin: 0 0 24px;
  border: 1px solid var(--panel-lift);
  border-radius: var(--radius-lg);
  background: var(--panel);
  overflow: hidden;
}

.lineup-compare__head,
.lineup-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  padding: 12px 14px;
}

.lineup-compare__head {
  align-items: center;
  background: var(--panel-lift);
  border-bottom: 1px solid var(--panel-lift);
}

.lineup-compare__tag {
  display: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--neutral);
}

.lineup-compare__team {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.lineup-compare__team--home {
  color: var(--turf-bright);
}

.lineup-compare__team--away {
  color: var(--neutral);
}

.lineup-row + .lineup-row {
  border-top: 1px solid rgba(226, 231, 223, 0.09);
}

.lineup-pos {
  grid-column: 1 / -1;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--neutral);
}

.lineup-cell {
  display: flex;
  flex-wrap: wrap;
  padding-left: 10px;
}

.lineup-cell--home {
  border-left: 3px solid var(--turf-bright);
}

.lineup-cell--away {
  border-left: 3px solid rgba(140, 151, 166, 0.6);
}

.chip {
  display: inline-block;
  margin: 0 6px 6px 0;
  padding: 4px 10px;
  border: 1px solid var(--panel-lift);
  border-radius: var(--radius-pill);
  background: var(--ink-900);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--chalk);
}

.chip--bench {
  border-style: dashed;
  border-color: rgba(140, 151, 166, 0.7);
  color: var(--neutral);
}

.chip--out {
  border-color: var(--card-red);
  color: var(--card-red);
}

/* ---------- 提醒时间轴 ---------- */
.reminder-axis {
  margin: 0 0 24px;
}

.reminder-axis__nodes {
  position: relative;
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0 0 0 28px;
  list-style: none;
}

.reminder-axis__nodes::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: var(--panel-lift);
}

.reminder-axis__nodes li {
  position: relative;
  padding: 12px 14px;
  border: 1px solid var(--panel-lift);
  border-radius: var(--radius-md);
  background: var(--panel);
}

.reminder-axis__nodes li::before {
  content: "";
  position: absolute;
  left: -26px;
  top: 18px;
  width: 12px;
  height: 12px;
  border: 2px solid var(--turf-bright);
  border-radius: 50%;
  background: var(--ink-900);
}

.reminder-axis__nodes li:last-child::before {
  border-color: var(--lime);
  background: var(--lime);
}

.reminder-time {
  display: inline-block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--lime);
}

.reminder-axis__nodes strong {
  display: block;
  font-size: 15px;
  color: var(--chalk);
}

.reminder-axis__nodes p {
  margin: 4px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--neutral);
}

/* ---------- 勘误卡 ---------- */
.errata-card {
  margin: 0 0 24px;
  padding: 20px;
  border: 1px solid var(--card-yellow);
  border-radius: var(--radius-lg);
  background: linear-gradient(150deg, rgba(243, 198, 58, 0.12) 0%, var(--panel) 60%);
}

.errata-card__label {
  margin: 0 0 10px;
  color: var(--card-yellow);
}

.errata-mail {
  display: inline-block;
  margin: 0 0 12px;
  padding: 10px 16px;
  border: 1px dashed rgba(243, 198, 58, 0.7);
  border-radius: var(--radius-sm);
  background: var(--ink-900);
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--card-yellow);
  word-break: break-all;
}

.errata-card__hint {
  max-width: 60ch;
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.8;
  color: #d3dce6;
}

.page-faq .btn {
  display: inline-block;
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  letter-spacing: 0.05em;
  text-decoration: none;
  transition: transform var(--t-fast) ease, border-color var(--t-fast) ease, color var(--t-fast) ease;
}

.page-faq .btn--primary {
  border: 1px solid var(--turf);
  background: var(--turf);
  color: var(--chalk);
}

.page-faq .btn--primary:hover,
.page-faq .btn--primary:focus-visible {
  transform: translateY(-2px);
  border-color: var(--turf-bright);
  background: var(--turf-bright);
  color: var(--ink-900);
}

.page-faq .btn:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

/* ---------- 继续阅读 ---------- */
.faq-next {
  padding-top: 40px;
  border-top: var(--rule) solid var(--panel-lift);
}

.faq-next__grid {
  display: grid;
  gap: 14px;
  margin-top: 20px;
}

.faq-next__card {
  display: block;
  padding: 18px;
  border: 1px solid var(--panel-lift);
  border-radius: var(--radius-lg);
  background: var(--panel);
  color: var(--chalk);
  text-decoration: none;
  transition: transform var(--t-fast) ease, border-color var(--t-fast) ease;
}

.faq-next__card:hover,
.faq-next__card:focus-visible {
  transform: translateY(-2px);
  border-color: var(--turf-bright);
}

.faq-next__card:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

.faq-next__key {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--turf-bright);
}

.faq-next__card strong {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 600;
}

.faq-next__card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--neutral);
}

@media (min-width: 640px) {
  .lineup-compare__head,
  .lineup-row {
    grid-template-columns: 84px 1fr 1fr;
    gap: 14px;
    padding: 12px 18px;
  }

  .lineup-compare__tag {
    display: block;
  }

  .lineup-pos {
    grid-column: auto;
    padding-top: 2px;
  }

  .lineup-cell--away {
    justify-content: flex-end;
  }

  .lineup-compare__team--away {
    text-align: right;
  }

  .lineup-compare__tag {
    text-align: left;
  }

  .lineup-compare__head .lineup-compare__team--away {
    text-align: right;
  }

  .lineup-steps {
    grid-template-columns: 1fr 1fr;
  }

  .qa__a {
    padding-left: 45px;
  }
}

@media (min-width: 900px) {
  .page-faq {
    padding-bottom: 88px;
  }

  .page-faq .breadcrumb {
    padding-top: 108px;
  }

  .faq-hero__grid {
    grid-template-columns: 5fr 7fr;
    align-items: center;
    gap: 48px;
    padding: 40px 0 64px;
  }

  .faq-hero__intro h1 {
    font-size: 40px;
  }

  .page-faq .section-title {
    font-size: 27px;
  }

  .faq-lived {
    display: block;
  }

  .faq-layout {
    padding-top: 48px;
  }

  .reminder-axis__nodes {
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
    padding: 36px 0 0;
  }

  .reminder-axis__nodes::before {
    left: 6px;
    right: 6px;
    top: 14px;
    bottom: auto;
    width: auto;
    height: 2px;
  }

  .reminder-axis__nodes li::before {
    left: 16px;
    top: -30px;
  }

  .faq-next__grid {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 18px;
  }

  .errata-card {
    padding: 26px 28px;
  }
}

@media (min-width: 1000px) {
  .faq-layout {
    grid-template-columns: 226px minmax(0, 1fr);
    gap: 48px;
    align-items: start;
  }

  .faq-toc {
    position: sticky;
    top: 104px;
  }

  .faq-toc__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
  }

  .faq-toc__list a {
    white-space: normal;
  }
}