.page-faq {
  --faq-deep: #06170F;
  --faq-mid: #0C241C;
  --faq-soft: #123327;
  --faq-line: #1E463A;
  color: var(--paper-100);
}

.page-faq .faq-group,
.page-faq [id] {
  scroll-margin-top: 116px;
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line-500);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -14%;
  width: min(620px, 82vw);
  height: min(620px, 82vw);
  background: linear-gradient(145deg, var(--jade-600) 0%, rgba(20, 102, 79, 0) 68%);
  clip-path: polygon(14% 0, 100% 0, 86% 100%, 0 100%);
  transform: rotate(-10deg);
  opacity: .5;
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 38%;
  height: 2px;
  background: linear-gradient(90deg, var(--blue-500), var(--cyan-400), var(--gold-400), var(--orange-500));
  opacity: .85;
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  padding: clamp(30px, 5vw, 66px) 0 clamp(28px, 5vw, 58px);
}

.page-faq .faq-hero__title {
  margin: 14px 0 0;
  font-size: var(--fs-44);
  line-height: 1.08;
  color: var(--paper-100);
  max-width: 22ch;
}

.page-faq .faq-hero__lede {
  margin-top: 16px;
  max-width: 42ch;
  color: var(--muted-400);
}

.page-faq .faq-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 40px;
  margin: 26px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--line-500);
}

.page-faq .faq-fact {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.page-faq .faq-fact__key {
  font-size: var(--fs-12);
  letter-spacing: .1em;
  color: var(--muted-400);
}

.page-faq .faq-fact__val {
  margin: 0;
  font-family: var(--font-num);
  font-size: var(--fs-20);
  font-weight: 600;
  color: var(--gold-400);
}

.page-faq .faq-hero__panel {
  align-self: stretch;
  padding: clamp(18px, 3vw, 26px);
  background: var(--faq-mid);
  border: 1px solid var(--line-500);
  border-radius: var(--r-lg);
}

.page-faq .faq-panel__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-14);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--cyan-200);
}

.page-faq .faq-legend {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin: 14px 0 0;
  padding: 0;
  font-size: var(--fs-14);
}

.page-faq .faq-search {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px dashed var(--line-500);
}

.page-faq .faq-search__label {
  display: block;
  margin-bottom: 9px;
  font-size: var(--fs-12);
  letter-spacing: .1em;
  color: var(--muted-400);
}

.page-faq .faq-search__input {
  width: 100%;
  padding: 12px 18px;
  border: 1px solid var(--line-500);
  border-radius: var(--r-pill);
  background: var(--ink-900);
  color: var(--paper-100);
  font-family: var(--font-body);
  font-size: var(--fs-14);
  transition: border-color var(--dur-2) var(--ease), background var(--dur-2) var(--ease);
}

.page-faq .faq-search__input::placeholder {
  color: var(--muted-400);
}

.page-faq .faq-search__input:focus {
  outline: none;
  border-color: var(--cyan-400);
  background: var(--ink-800);
}

.page-faq .faq-search__count {
  margin: 10px 0 0;
  font-family: var(--font-num);
  font-size: var(--fs-12);
  color: var(--cyan-200);
}

/* ---------- 索引带 ---------- */

.page-faq .faq-index {
  border-bottom: 1px solid var(--line-500);
  background: var(--ink-800);
}

/* ---------- 分组容器 ---------- */

.page-faq .faq-group {
  padding: clamp(42px, 7vw, 92px) 0;
  border-bottom: 1px solid var(--line-500);
}

.page-faq .faq-group:last-of-type {
  border-bottom: 0;
}

.page-faq .section__head .lede {
  max-width: 46ch;
  color: var(--muted-400);
}

/* ---------- 宽窄交替说明条 ---------- */

.page-faq .faq-break--narrow {
  padding: 16px 0;
  background: var(--faq-deep);
  border-block: 1px solid var(--line-500);
}

.page-faq .faq-break__line {
  margin: 0;
  font-size: var(--fs-14);
  color: var(--muted-400);
}

.page-faq .faq-break__line .num {
  color: var(--gold-400);
  font-size: var(--fs-16);
}

.page-faq .faq-break--wide {
  padding: clamp(34px, 6vw, 68px) 0;
  background: var(--faq-mid);
  border-block: 1px solid var(--line-500);
}

.page-faq .faq-break__quote {
  margin: 0;
  max-width: 40ch;
  font-family: var(--font-editorial);
  font-size: var(--fs-28);
  font-weight: 600;
  line-height: 1.42;
  color: var(--paper-100);
  border-left: 3px solid var(--cyan-400);
  padding-left: clamp(16px, 3vw, 28px);
}

/* ---------- 步骤卡片 ---------- */

.page-faq .steps {
  display: grid;
  gap: clamp(18px, 3vw, 26px);
  margin-top: clamp(28px, 4vw, 44px);
}

.page-faq .step-card {
  position: relative;
  padding: clamp(20px, 3vw, 30px);
  background: var(--faq-mid);
  border: 1px solid var(--line-500);
  border-radius: var(--r-lg);
  transition: border-color var(--dur-2) var(--ease);
}

.page-faq .step-card:hover {
  border-color: var(--cyan-200);
}

.page-faq .step-card__no {
  margin: 0;
  font-family: var(--font-num);
  font-size: var(--fs-12);
  font-weight: 600;
  letter-spacing: .14em;
  color: var(--cyan-400);
}

.page-faq .step-card__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: var(--fs-20);
  font-weight: 800;
  letter-spacing: .04em;
  line-height: 1.25;
  color: var(--paper-100);
}

.page-faq .step-card__list {
  position: relative;
  counter-reset: faqstep;
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
}

.page-faq .step-card__list::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 16px;
  bottom: 22px;
  width: 1px;
  background: linear-gradient(to bottom, var(--cyan-400), rgba(47, 240, 200, 0));
}

.page-faq .step-card__item {
  position: relative;
  counter-increment: faqstep;
  padding: 0 0 18px 46px;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--muted-400);
}

.page-faq .step-card__item:last-child {
  padding-bottom: 0;
}

.page-faq .step-card__item::before {
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  width: 31px;
  height: 31px;
  display: grid;
  place-items: center;
  border: 1px solid var(--cyan-400);
  border-radius: 50%;
  background: var(--ink-900);
  font-family: var(--font-num);
  font-size: var(--fs-12);
  font-weight: 600;
  color: var(--cyan-400);
}

.page-faq .step-card__item a {
  color: var(--cyan-400);
  text-underline-offset: 3px;
}

/* ---------- 赛程筛选 ---------- */

.page-faq .faq-split {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-faq .faq-split__text .prose p {
  margin: 0 0 16px;
  max-width: 38em;
  line-height: 1.75;
  color: var(--paper-100);
}

.page-faq .faq-split__text .section__head {
  margin-bottom: 22px;
}

.page-faq .faq-split__media .media-frame {
  width: 100%;
}

.page-faq .media-frame__caption {
  color: var(--muted-400);
}

.page-faq .rule-note {
  margin-top: clamp(20px, 3vw, 30px);
}

/* ---------- 口径问答 ---------- */

.page-faq .faq-qa {
  margin-top: clamp(26px, 4vw, 42px);
  border-top: 1px solid var(--line-500);
}

.page-faq .faq-item {
  border-bottom: 1px solid var(--line-500);
  border-left: 3px solid transparent;
  background: transparent;
  transition: border-color var(--dur-2) var(--ease), background var(--dur-2) var(--ease);
}

.page-faq .faq-item:hover {
  background: var(--faq-deep);
}

.page-faq .faq-item[open] {
  border-left-color: var(--cyan-400);
  background: var(--faq-mid);
}

.page-faq .faq-item__q {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 18px 52px 18px 20px;
  cursor: pointer;
  list-style: none;
  color: var(--paper-100);
  font-size: var(--fs-16);
  line-height: 1.6;
  transition: color var(--dur-2) var(--ease);
}

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

.page-faq .faq-item__q:hover {
  color: var(--cyan-200);
}

.page-faq .faq-item__q::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-num);
  font-size: var(--fs-20);
  line-height: 1;
  color: var(--cyan-400);
  transition: transform var(--dur-2) var(--ease);
}

.page-faq .faq-item[open] .faq-item__q::after {
  content: "−";
}

.page-faq .faq-item__no {
  flex: none;
  font-size: var(--fs-12);
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--gold-400);
}

.page-faq .faq-item__body {
  padding: 0 20px 20px;
  animation: faq-reveal var(--dur-3) var(--ease) both;
}

.page-faq .faq-item__a p {
  margin: 0;
  max-width: 38em;
  font-size: var(--fs-14);
  line-height: 1.78;
  color: var(--paper-100);
}

.page-faq .faq-item__note {
  margin-top: 16px;
  padding: 12px 16px;
  background: var(--ink-900);
  border-left: 1px solid var(--cyan-200);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
}

.page-faq .faq-item__tag {
  margin: 0 0 4px;
  font-size: var(--fs-12);
  letter-spacing: .12em;
  color: var(--cyan-200);
}

.page-faq .faq-item__note p:last-child {
  margin: 0;
  font-size: var(--fs-12);
  line-height: 1.7;
  color: var(--muted-400);
}

@keyframes faq-reveal {
  from { opacity: 0; transform: translateX(-8px); }
  to { opacity: 1; transform: none; }
}

/* ---------- 术语表 ---------- */

.page-faq .faq-glossary-media {
  width: 100%;
  margin: 26px 0 clamp(24px, 4vw, 38px);
}

.page-faq .table-shell {
  margin-top: 0;
}

.page-faq .faq-terms {
  width: 100%;
  min-width: 640px;
}

.page-faq .faq-terms caption {
  text-align: left;
  padding-bottom: 12px;
  font-size: var(--fs-12);
  letter-spacing: .06em;
  color: var(--muted-400);
}

.page-faq .faq-terms th,
.page-faq .faq-terms td {
  padding: 11px 14px;
  text-align: left;
  vertical-align: top;
  font-size: var(--fs-14);
}

.page-faq .faq-terms thead th {
  font-family: var(--font-display);
  font-size: var(--fs-12);
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--cyan-200);
  border-bottom: 1px solid var(--line-500);
}

.page-faq .faq-terms tbody th {
  text-align: right;
  font-family: var(--font-num);
  font-weight: 600;
  color: var(--gold-400);
  white-space: nowrap;
}

.page-faq .faq-terms tbody td {
  color: var(--muted-400);
}

.page-faq .faq-terms tbody td:nth-child(2) {
  color: var(--paper-100);
}

.page-faq .faq-terms tbody td:nth-child(3) {
  font-family: var(--font-num);
  white-space: nowrap;
}

.page-faq .faq-terms tbody tr {
  border-bottom: 1px solid var(--line-500);
  transition: background var(--dur-2) var(--ease);
}

.page-faq .faq-terms tbody tr:nth-child(even) {
  background: var(--faq-deep);
}

.page-faq .faq-terms tbody tr:hover {
  background: var(--faq-soft);
}

/* ---------- 数字对不上的原因 ---------- */

.page-faq .faq-causes {
  list-style: none;
  display: grid;
  gap: 0;
  margin: clamp(26px, 4vw, 42px) 0 0;
  padding: 0;
  counter-reset: faqc;
}

.page-faq .faq-cause {
  padding: clamp(20px, 3vw, 28px) 0;
  border-top: 1px solid var(--line-500);
}

.page-faq .faq-causes .faq-cause:last-child {
  border-bottom: 1px solid var(--line-500);
}

.page-faq .faq-cause__no {
  margin: 0;
  font-family: var(--font-num);
  font-size: var(--fs-20);
  font-weight: 600;
  color: var(--orange-500);
}

.page-faq .faq-cause__title {
  margin: 8px 0 10px;
  font-family: var(--font-display);
  font-size: var(--fs-20);
  font-weight: 800;
  letter-spacing: .04em;
  color: var(--paper-100);
}

.page-faq .faq-cause p:last-child {
  margin: 0;
  max-width: 42em;
  font-size: var(--fs-14);
  line-height: 1.78;
  color: var(--muted-400);
}

/* ---------- 反馈流程 ---------- */

.page-faq .faq-flow {
  display: grid;
  gap: clamp(24px, 4vw, 42px);
  margin-top: clamp(26px, 4vw, 42px);
}

.page-faq .faq-flow__list {
  position: relative;
  counter-reset: faqflow;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-flow__list::before {
  content: "";
  position: absolute;
  left: 17px;
  top: 20px;
  bottom: 26px;
  width: 1px;
  background: linear-gradient(to bottom, var(--cyan-400), var(--line-500));
}

.page-faq .faq-flow__item {
  position: relative;
  counter-increment: faqflow;
  padding: 0 0 26px 56px;
}

.page-faq .faq-flow__item:last-child {
  padding-bottom: 0;
}

.page-faq .faq-flow__item::before {
  content: counter(faqflow, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  width: 35px;
  height: 35px;
  display: grid;
  place-items: center;
  border: 1px solid var(--cyan-400);
  border-radius: 50%;
  background: var(--ink-900);
  font-family: var(--font-num);
  font-size: var(--fs-12);
  font-weight: 600;
  color: var(--cyan-400);
}

.page-faq .faq-flow__title {
  margin: 6px 0 8px;
  font-family: var(--font-display);
  font-size: var(--fs-20);
  font-weight: 800;
  letter-spacing: .04em;
  color: var(--paper-100);
}

.page-faq .faq-flow__item p {
  margin: 0;
  max-width: 40em;
  font-size: var(--fs-14);
  line-height: 1.78;
  color: var(--muted-400);
}

.page-faq .faq-flow__aside {
  padding: clamp(20px, 3vw, 28px);
  background: var(--faq-mid);
  border: 1px solid var(--line-500);
  border-radius: var(--r-lg);
}

.page-faq .faq-flow__aside .contact-item__key {
  margin: 0 0 6px;
  font-size: var(--fs-12);
  letter-spacing: .12em;
  color: var(--cyan-200);
}

.page-faq .faq-flow__aside .contact-item__value {
  margin: 0;
  font-family: var(--font-num);
  font-size: var(--fs-16);
  font-weight: 600;
  color: var(--gold-400);
  word-break: break-all;
}

.page-faq .faq-flow__aside .contact-note {
  margin: 14px 0 0;
  font-size: var(--fs-12);
  line-height: 1.75;
  color: var(--muted-400);
}

.page-faq .faq-flow__aside .contact-note a {
  color: var(--cyan-400);
  text-underline-offset: 3px;
}

.page-faq .faq-flow__link {
  margin: 14px 0 0;
  font-size: var(--fs-14);
}

.page-faq .faq-flow__link a {
  color: var(--cyan-400);
  text-underline-offset: 3px;
}

.page-faq .faq-flow__link a:hover,
.page-faq .contact-note a:hover {
  color: var(--cyan-200);
}

/* ---------- 响应式 ---------- */

@media (min-width: 860px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
  }

  .page-faq .faq-hero__title {
    font-size: var(--fs-88);
    max-width: 16ch;
  }

  .page-faq .steps {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    align-items: start;
  }

  .page-faq .step-card:nth-child(1) {
    grid-column: 1 / span 5;
  }

  .page-faq .step-card:nth-child(2) {
    grid-column: 7 / span 6;
    margin-top: 48px;
  }

  .page-faq .step-card:nth-child(3) {
    grid-column: 3 / span 6;
  }

  .page-faq .faq-split {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-faq .faq-item__body {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 250px);
    gap: clamp(20px, 3vw, 44px);
    padding: 0 20px 26px;
  }

  .page-faq .faq-item__note {
    margin-top: 2px;
  }

  .page-faq .faq-causes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 clamp(20px, 3vw, 36px);
  }

  .page-faq .faq-cause {
    border-top: 1px solid var(--line-500);
    border-bottom: 1px solid var(--line-500);
  }

  .page-faq .faq-causes .faq-cause:last-child {
    border-bottom: 1px solid var(--line-500);
  }

  .page-faq .faq-flow {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
  }
}

@media (min-width: 1100px) {
  .page-faq .faq-hero__panel {
    padding: 30px;
  }

  .page-faq .faq-break__quote {
    font-size: var(--fs-44);
  }
}

@media (max-width: 520px) {
  .page-faq .faq-hero__facts {
    gap: 14px 24px;
  }

  .page-faq .faq-item__no {
    display: none;
  }

  .page-faq .faq-terms th,
  .page-faq .faq-terms td {
    padding: 10px 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item__body {
    animation: none;
  }

  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    transition-duration: 1ms !important;
  }
}