.page-faq {
  --faq-line: rgba(244, 247, 242, 0.14);
  --faq-line-soft: rgba(244, 247, 242, 0.08);
  --faq-panel: var(--c-teal);
  background: var(--c-green);
  color: var(--text);
  padding-bottom: clamp(40px, 7vw, 80px);
  overflow-x: hidden;
}

.page-faq .section {
  padding: clamp(34px, 5.5vw, 68px) 0 0;
}

.page-faq .section__head {
  max-width: 62ch;
}

.page-faq .eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-lime);
  margin: 0;
}

.page-faq .faq-h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 4.2vw, 2.35rem);
  line-height: 1.16;
  letter-spacing: -0.01em;
  margin: 10px 0 0;
}

.page-faq .breadcrumb {
  margin: 0 0 10px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  border-bottom: 2px solid var(--faq-line);
  padding-bottom: clamp(28px, 5vw, 56px);
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: 30px;
  padding-top: clamp(26px, 5vw, 52px);
  align-items: start;
}

.page-faq .faq-hero__copy {
  min-width: 0;
}

.page-faq .page-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.05rem, 7vw, 4.1rem);
  line-height: 1.03;
  letter-spacing: -0.02em;
  margin: 16px 0 0;
}

.page-faq .page-lead {
  margin: 18px 0 0;
  max-width: 46ch;
  color: var(--text-dim);
  font-size: 1rem;
  line-height: 1.78;
}

.page-faq .faq-hero__jump {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-faq .faq-hero__board {
  position: relative;
  display: grid;
  gap: 16px;
  padding: 18px;
  border: 2px solid var(--line-lime);
  background: var(--faq-panel);
  box-shadow: var(--shadow-hard);
  transform: rotate(-1.2deg);
}

.page-faq .faq-board__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.page-faq .faq-board__stamp {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--c-timer);
}

.page-faq .faq-board__num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(2.4rem, 10vw, 3.4rem);
  line-height: 1;
  color: var(--c-lime);
}

.page-faq .faq-board__cap {
  display: block;
  margin-top: 8px;
  font-size: 12.5px;
  line-height: 1.6;
  letter-spacing: 0.04em;
  color: var(--text-dim);
}

.page-faq .faq-board__rows {
  list-style: none;
  margin: 0;
  padding: 14px 0 0;
  border-top: 2px dashed var(--faq-line);
  display: grid;
  gap: 9px;
}

.page-faq .faq-board__rows li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  font-size: 13.5px;
  color: var(--text-dim);
}

.page-faq .faq-board__rows b {
  font-family: var(--font-mono);
  font-size: 17px;
  color: var(--c-orange);
}

/* ---------- 四件事 ---------- */
.page-faq .faq-steps__list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-step {
  border: 2px solid var(--faq-line);
  background: var(--c-black);
  padding: 18px 16px 20px;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.page-faq .faq-step:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-hard);
  border-color: var(--line-lime);
}

.page-faq .faq-step__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--c-lime);
}

.page-faq .faq-step__title {
  margin: 12px 0 6px;
  font-size: 1.05rem;
  font-weight: 700;
}

.page-faq .faq-step__text {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.72;
  color: var(--text-dim);
}

/* ---------- 资料清单 ---------- */
.page-faq .faq-kit__grid {
  display: grid;
  gap: 26px;
}

.page-faq .faq-kit__panel {
  border: 2px solid var(--line-lime);
  background: var(--faq-panel);
  box-shadow: var(--shadow-hard);
  padding: clamp(18px, 3vw, 28px);
}

.page-faq .faq-kit__lead {
  margin: 14px 0 0;
  color: var(--text-dim);
  font-size: 0.95rem;
  line-height: 1.75;
}

.page-faq .faq-check {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  border-top: 2px solid var(--faq-line-soft);
}

.page-faq .faq-check__item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 2px;
  border-bottom: 2px solid var(--faq-line-soft);
}

.page-faq .faq-check__box {
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  margin: 2px 0 0;
  accent-color: var(--c-lime);
  cursor: pointer;
}

.page-faq .faq-check__label {
  display: block;
  cursor: pointer;
  min-width: 0;
}

.page-faq .faq-check__label strong {
  display: block;
  font-size: 1rem;
  font-weight: 700;
}

.page-faq .faq-check__label span {
  display: block;
  margin-top: 4px;
  font-size: 0.9rem;
  line-height: 1.66;
  color: var(--text-dim);
}

.page-faq .faq-check__box:checked + .faq-check__label strong {
  color: var(--c-lime);
}

.page-faq .faq-kit__tip {
  margin: 16px 0 0;
  padding-left: 12px;
  border-left: 3px solid var(--c-orange);
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--c-steel);
}

.page-faq .faq-kit__fig {
  margin: 0;
  padding: 10px;
  border: 2px solid var(--faq-line);
  background: var(--c-black);
}

.page-faq figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--c-steel);
}

.page-faq img {
  display: block;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- 入口四步 ---------- */
.page-faq .faq-flow__lead {
  margin: 12px 0 0;
  max-width: 56ch;
  color: var(--text-dim);
  font-size: 0.95rem;
  line-height: 1.75;
}

.page-faq .faq-flow__wrap {
  display: grid;
  gap: 26px;
  margin-top: 26px;
}

.page-faq .faq-flow__list {
  list-style: none;
  margin: 0;
  padding: 0 0 0 4px;
  display: grid;
  gap: 6px;
}

.page-faq .faq-flow__step {
  position: relative;
  padding: 4px 0 18px 22px;
  border-left: 3px solid var(--faq-line);
}

.page-faq .faq-flow__step:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-faq .faq-flow__step::before {
  content: "";
  position: absolute;
  left: -8px;
  top: 8px;
  width: 13px;
  height: 13px;
  background: var(--c-green);
  border: 3px solid var(--c-lime);
}

.page-faq .faq-flow__no {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.2em;
  color: var(--c-orange);
}

.page-faq .faq-flow__step h3 {
  margin: 8px 0 6px;
  font-size: 1.06rem;
  font-weight: 700;
}

.page-faq .faq-flow__step p {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.72;
  color: var(--text-dim);
}

.page-faq .faq-flow__fig {
  margin: 0;
  padding: 10px;
  border: 2px solid var(--faq-line);
  background: var(--c-black);
}

/* ---------- 问答 ---------- */
.page-faq .faq-qa {
  border-top: 2px solid var(--faq-line);
  margin-top: clamp(34px, 5.5vw, 68px);
  padding-top: clamp(30px, 5vw, 58px);
}

.page-faq .faq-switch {
  display: grid;
  gap: 18px;
  margin-top: 24px;
}

.page-faq .faq-switch__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-faq .faq-switch__tabs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
}

.page-faq .faq-tab {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-height: 44px;
  padding: 10px 14px;
  border: 2px solid var(--faq-line);
  background: var(--c-black);
  color: var(--text);
  font-size: 0.93rem;
  white-space: nowrap;
  cursor: pointer;
  transition: background 0.16s ease, color 0.16s ease, border-color 0.16s ease;
}

.page-faq .faq-tab .num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-steel);
}

.page-faq #faq-cat-all:checked ~ .faq-switch__tabs [for="faq-cat-all"],
.page-faq #faq-cat-pre:checked ~ .faq-switch__tabs [for="faq-cat-pre"],
.page-faq #faq-cat-in:checked ~ .faq-switch__tabs [for="faq-cat-in"],
.page-faq #faq-cat-post:checked ~ .faq-switch__tabs [for="faq-cat-post"] {
  background: var(--c-lime);
  border-color: var(--c-lime);
  color: var(--c-black);
}

.page-faq #faq-cat-all:checked ~ .faq-switch__tabs [for="faq-cat-all"] .num,
.page-faq #faq-cat-pre:checked ~ .faq-switch__tabs [for="faq-cat-pre"] .num,
.page-faq #faq-cat-in:checked ~ .faq-switch__tabs [for="faq-cat-in"] .num,
.page-faq #faq-cat-post:checked ~ .faq-switch__tabs [for="faq-cat-post"] .num {
  color: rgba(17, 21, 20, 0.68);
}

.page-faq #faq-cat-all:focus-visible ~ .faq-switch__tabs [for="faq-cat-all"],
.page-faq #faq-cat-pre:focus-visible ~ .faq-switch__tabs [for="faq-cat-pre"],
.page-faq #faq-cat-in:focus-visible ~ .faq-switch__tabs [for="faq-cat-in"],
.page-faq #faq-cat-post:focus-visible ~ .faq-switch__tabs [for="faq-cat-post"] {
  outline: 2px solid var(--c-orange);
  outline-offset: 2px;
}

.page-faq #faq-cat-pre:checked ~ .faq-list .faq-item:not(.faq-item--pre),
.page-faq #faq-cat-in:checked ~ .faq-list .faq-item:not(.faq-item--in),
.page-faq #faq-cat-post:checked ~ .faq-list .faq-item:not(.faq-item--post) {
  display: none;
}

.page-faq .faq-list {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.page-faq .faq-item {
  border: 2px solid var(--faq-line);
  background: var(--faq-panel);
}

.page-faq .faq-item[open] {
  border-color: var(--line-lime);
  background: var(--c-black);
}

.page-faq .faq-item__q {
  position: relative;
  padding: 16px 46px 16px 16px;
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.55;
  cursor: pointer;
  list-style: none;
  transition: color 0.16s ease;
}

.page-faq .faq-item__q::-webkit-details-marker {
  display: none;
}

.page-faq .faq-item__q:hover {
  color: var(--c-lime);
}

.page-faq .faq-item__q::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--c-lime);
}

.page-faq .faq-item[open] .faq-item__q::after {
  content: "–";
  color: var(--c-orange);
}

.page-faq .faq-item__a {
  padding: 0 16px 18px;
  font-size: 0.94rem;
  line-height: 1.78;
  color: var(--text-dim);
}

.page-faq .faq-item__a p {
  margin: 0 0 8px;
}

.page-faq .faq-item__a p:last-child {
  margin-bottom: 0;
}

.page-faq .faq-item__a a {
  color: var(--c-lime);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 历史赛季 ---------- */
.page-faq .faq-history {
  border-top: 2px solid var(--faq-line);
  margin-top: clamp(34px, 5.5vw, 68px);
  padding-top: clamp(30px, 5vw, 58px);
}

.page-faq .faq-history__grid {
  display: grid;
  gap: 28px;
}

.page-faq .faq-history__copy {
  min-width: 0;
}

.page-faq .faq-history__order {
  list-style: none;
  margin: 20px 0 22px;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-history__order li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.page-faq .faq-history__order .num {
  flex: 0 0 auto;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-orange);
}

.page-faq .faq-history__order h3 {
  margin: 0 0 4px;
  font-size: 1rem;
  font-weight: 700;
}

.page-faq .faq-history__order p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.72;
  color: var(--text-dim);
}

.page-faq .faq-history__seasons {
  list-style: none;
  margin: 0;
  padding: 0 0 0 16px;
  border-left: 3px solid var(--line-lime);
  display: grid;
  gap: 10px;
}

.page-faq .season {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px;
  border: 2px solid var(--faq-line);
  background: var(--c-black);
}

.page-faq .season--now {
  border-color: var(--c-lime);
  background: var(--faq-panel);
}

.page-faq .season__code {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.1em;
  color: var(--c-timer);
}

.page-faq .season__name {
  margin: 0 0 4px;
  font-size: 0.96rem;
  font-weight: 700;
}

.page-faq .season__text {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.66;
  color: var(--text-dim);
}

/* ---------- 客服协助 ---------- */
.page-faq .faq-help {
  border-top: 2px solid var(--faq-line);
  margin-top: clamp(34px, 5.5vw, 68px);
  padding-top: clamp(30px, 5vw, 58px);
}

.page-faq .faq-help__card {
  display: grid;
  gap: 22px;
  padding: clamp(20px, 3.4vw, 34px);
  border: 2px solid var(--c-lime);
  background: var(--faq-panel);
  box-shadow: var(--shadow-deep);
}

.page-faq .faq-help__copy {
  min-width: 0;
}

.page-faq .faq-help__copy p {
  margin: 14px 0 0;
  font-size: 0.95rem;
  line-height: 1.78;
  color: var(--text-dim);
}

.page-faq .faq-help__lines {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-faq .faq-help__lines li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px 12px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--faq-line-soft);
  font-size: 0.92rem;
}

.page-faq .faq-help__lines span {
  color: var(--c-steel);
}

.page-faq .faq-help__lines a {
  font-family: var(--font-mono);
  color: var(--c-paper);
  text-decoration: none;
  border-bottom: 2px solid var(--line-orange);
  word-break: break-all;
}

.page-faq .faq-help__lines a:hover {
  color: var(--c-orange);
}

.page-faq .faq-help__lines b {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 0.86rem;
  color: var(--c-lime);
}

.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-steps__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 46px;
    align-items: end;
  }

  .page-faq .faq-kit__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 40px;
    align-items: start;
  }

  .page-faq .faq-flow__wrap {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: 40px;
    align-items: start;
  }

  .page-faq .faq-switch {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: 28px;
    align-items: start;
  }

  .page-faq .faq-switch__tabs {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
    position: sticky;
    top: calc(var(--header-h) + 18px);
  }

  .page-faq .faq-history__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }

  .page-faq .faq-help__card {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.9fr);
    gap: 26px 34px;
  }

  .page-faq .faq-help__actions {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1060px) {
  .page-faq .faq-steps__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-step,
  .page-faq .faq-tab,
  .page-faq .faq-item__q {
    transition: none;
  }

  .page-faq .faq-step:hover {
    transform: none;
  }

  .page-faq .faq-hero__board {
    transform: none;
  }
}