.page-faq {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-faq a:focus-visible,
.page-faq summary:focus-visible {
  outline: 2px solid var(--volt);
  outline-offset: 3px;
}

.page-faq .faq-top {
  padding-top: 22px;
  padding-bottom: 4px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 5vw, 54px) 0 clamp(38px, 6vw, 70px);
  color: var(--paper);
  background:
    radial-gradient(92% 72% at 88% 4%, rgba(180, 68, 42, 0.46), transparent 62%),
    radial-gradient(66% 58% at 4% 98%, rgba(31, 122, 90, 0.26), transparent 62%),
    linear-gradient(180deg, var(--night) 0%, var(--night-soft) 64%, var(--night) 100%);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--danxia), var(--amber) 50%, var(--pitch));
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: clamp(26px, 5vw, 46px);
}

.page-faq .faq-hero .kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-faq .faq-hero__title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.3rem, 6.2vw, 4.5rem);
  line-height: 0.99;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-hero__lede {
  margin: 0 0 22px;
  max-width: 48ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--mist);
}

.page-faq .faq-hero__facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-faq .faq-hero__facts strong {
  display: block;
  font-size: 22px;
  font-weight: 600;
  line-height: 1.2;
  color: var(--amber);
  text-shadow: 2px 2px 0 rgba(126, 43, 28, 0.7);
}

/* 记分牌视觉 */
.page-faq .faq-board {
  position: relative;
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--line-dark);
  background: linear-gradient(158deg, rgba(17, 22, 28, 0.82), rgba(11, 27, 43, 0.55));
  box-shadow: var(--shadow-soft);
}

.page-faq .faq-board::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: linear-gradient(90deg, var(--danxia), var(--amber) 54%, var(--pitch));
}

.page-faq .faq-board__cap {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--volt);
}

.page-faq .faq-board__code {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: clamp(21px, 3.4vw, 31px);
  letter-spacing: 0.1em;
  color: var(--amber);
  text-shadow: 3px 3px 0 rgba(126, 43, 28, 0.78);
}

.page-faq .faq-board__sub {
  margin: 0 0 20px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-faq .faq-board__ticks {
  display: flex;
  align-items: flex-end;
  gap: 5px;
  height: 56px;
}

.page-faq .faq-board__tick {
  flex: 1 1 0;
  background: linear-gradient(180deg, var(--pitch), rgba(31, 122, 90, 0.16));
}

.page-faq .faq-board__tick:nth-child(1) { height: 28%; }
.page-faq .faq-board__tick:nth-child(2) { height: 52%; }
.page-faq .faq-board__tick:nth-child(3) { height: 40%; }
.page-faq .faq-board__tick:nth-child(4) { height: 76%; }
.page-faq .faq-board__tick:nth-child(5) { height: 58%; }
.page-faq .faq-board__tick:nth-child(6) { height: 92%; background: linear-gradient(180deg, var(--amber), rgba(242, 179, 61, 0.16)); }
.page-faq .faq-board__tick:nth-child(7) { height: 44%; }

/* ---------- 主体网格 ---------- */
.page-faq .faq-body {
  display: grid;
  gap: 0;
  padding-top: 0;
  padding-bottom: clamp(54px, 7vw, 94px);
}

/* 三步条 */
.page-faq .faq-stepline {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line-light);
  background: var(--paper);
}

.page-faq .faq-stepline__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px 5px 5px;
  border: 1px solid var(--line-light);
  font-size: 12.5px;
  color: var(--ink);
  text-decoration: none;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-faq .faq-stepline__item:hover {
  background: rgba(242, 179, 61, 0.16);
  border-color: var(--amber);
  color: var(--danxia-deep);
}

.page-faq .faq-stepline__dot {
  display: inline-grid;
  place-items: center;
  width: 22px;
  height: 22px;
  flex: 0 0 auto;
  background: var(--amber);
  color: var(--carbon);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
}

.page-faq .faq-stepline__rule {
  display: none;
  flex: 1 1 18px;
  min-width: 10px;
  height: 1px;
  background: var(--line-light);
}

/* 侧边索引 */
.page-faq .faq-index {
  padding: 20px 0 4px;
}

.page-faq .faq-index__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-index__link {
  display: flex;
  align-items: baseline;
  gap: 7px;
  padding: 6px 11px;
  border: 1px solid var(--line-light);
  font-size: 12.5px;
  line-height: 1.4;
  color: var(--ink-soft);
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-index__link:hover {
  color: var(--danxia);
  border-color: var(--danxia);
  background: rgba(180, 68, 42, 0.07);
}

.page-faq .faq-index__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--danxia);
}

/* ---------- 问答画布 ---------- */
.page-faq .faq-sec {
  padding: clamp(28px, 4vw, 44px) 0;
  border-top: 1px solid var(--line-light);
}

.page-faq .faq-sec:first-child {
  border-top: 0;
  padding-top: clamp(24px, 3.6vw, 36px);
}

.page-faq .faq-sec__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 14px;
  align-items: baseline;
  margin-bottom: 12px;
}

.page-faq .faq-sec__num {
  font-family: var(--font-mono);
  font-size: clamp(19px, 3vw, 26px);
  letter-spacing: 0.04em;
  line-height: 1;
  color: var(--danxia);
}

.page-faq .faq-sec__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.4rem, 3.4vw, 2.2rem);
  line-height: 1.12;
  color: var(--ink);
}

.page-faq .faq-sec__lede {
  margin: 0 0 20px;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* 三步骤列表 */
.page-faq .faq-three {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
}

.page-faq .faq-three__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 2px 16px;
  padding: 16px 0;
  border-top: 1px solid var(--line-light);
}

.page-faq .faq-three__item:last-child {
  border-bottom: 1px solid var(--line-light);
}

.page-faq .faq-three__idx {
  grid-row: span 2;
  font-family: var(--font-mono);
  font-size: 24px;
  line-height: 1;
  color: var(--danxia);
  text-shadow: 2px 2px 0 rgba(242, 179, 61, 0.55);
}

.page-faq .faq-three__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.12rem;
  line-height: 1.3;
  color: var(--ink);
}

.page-faq .faq-three__text {
  margin: 6px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ink-soft);
}

/* 图片 */
.page-faq .faq-figure {
  margin: 26px 0 8px;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--line-light);
}

.page-faq .faq-figure figcaption {
  margin-top: 8px;
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: 0.03em;
  color: var(--ink-soft);
}

/* 轮次编号展示 */
.page-faq .faq-code {
  display: inline-block;
  margin: 0 0 14px;
  padding: 12px 18px;
  border: 1px solid var(--line-light);
  background: rgba(201, 210, 218, 0.32);
  font-family: var(--font-mono);
  font-size: clamp(17px, 3.4vw, 25px);
  letter-spacing: 0.1em;
  color: var(--night);
}

.page-faq .faq-code b {
  font-weight: 600;
  color: var(--danxia);
}

.page-faq .faq-ruler {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  height: 26px;
  margin: 0 0 22px;
}

.page-faq .faq-ruler span {
  width: 2px;
  height: 8px;
  background: rgba(60, 71, 83, 0.35);
}

.page-faq .faq-ruler span:nth-child(3n) {
  height: 20px;
  background: var(--danxia);
}

/* 手风琴 */
.page-faq .faq-q {
  border-top: 1px solid var(--line-light);
}

.page-faq .faq-q:last-of-type {
  border-bottom: 1px solid var(--line-light);
}

.page-faq .faq-q__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 0;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-q__t {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--ink);
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-q__head:hover .faq-q__t {
  color: var(--danxia);
}

.page-faq .faq-q__mark {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border: 1px solid var(--line-light);
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1;
  color: var(--danxia);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-q__mark::before {
  content: "+";
}

.page-faq .faq-q[open] .faq-q__mark::before {
  content: "−";
}

.page-faq .faq-q[open] .faq-q__mark {
  border-color: var(--amber);
  background: rgba(242, 179, 61, 0.2);
}

.page-faq .faq-q__body {
  padding: 0 0 18px;
}

.page-faq .faq-q__body p {
  margin: 0 0 10px;
  max-width: 64ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-soft);
}

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

/* 提示块 */
.page-faq .faq-callout {
  margin-top: 26px;
  padding: 22px 22px 20px;
  background: var(--night);
  border-left: 4px solid var(--amber);
}

.page-faq .faq-callout p {
  margin: 0 0 14px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-faq .faq-callout__link {
  display: inline-block;
  padding: 8px 16px;
  background: var(--danxia);
  color: var(--paper);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: background var(--dur) var(--ease);
}

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

/* 联系信息 */
.page-faq .faq-contact {
  margin: 0 0 26px;
  border-top: 1px solid var(--line-light);
}

.page-faq .faq-contact__row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-light);
}

.page-faq .faq-contact__label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.page-faq .faq-contact__value {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink);
  word-break: break-word;
}

.page-faq .faq-contact__value a {
  color: var(--danxia);
  text-decoration: none;
  border-bottom: 1px solid rgba(180, 68, 42, 0.4);
}

.page-faq .faq-contact__value a:hover {
  color: var(--danxia-deep);
  border-bottom-color: var(--danxia-deep);
}

/* 延伸入口 */
.page-faq .faq-more {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-more li {
  padding-left: 14px;
  border-left: 2px solid var(--pitch);
}

.page-faq .faq-more a {
  display: inline-block;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-soft);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-more a:hover {
  color: var(--pitch);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-faq .faq-stepline__rule {
    display: block;
  }

  .page-faq .faq-contact__row {
    grid-template-columns: 110px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: end;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-body {
    grid-template-columns: 200px minmax(0, 1fr);
    column-gap: 46px;
    align-items: start;
  }

  .page-faq .faq-stepline {
    grid-column: 1 / -1;
    position: sticky;
    top: 0;
    z-index: 5;
    padding: 13px 0;
    background: rgba(244, 241, 234, 0.97);
    border-top: 1px solid var(--line-light);
  }

  .page-faq .faq-index {
    position: sticky;
    top: 78px;
    padding: 46px 0 0;
  }

  .page-faq .faq-index__list {
    display: block;
    overflow: visible;
    padding-bottom: 0;
    border-left: 1px solid var(--line-light);
  }

  .page-faq .faq-index__link {
    white-space: normal;
    border: 0;
    border-left: 2px solid transparent;
    margin-left: -1px;
    padding: 9px 0 9px 14px;
    font-size: 13px;
    line-height: 1.45;
  }

  .page-faq .faq-index__link:hover {
    border-left-color: var(--danxia);
    background: transparent;
  }

  .page-faq .faq-canvas {
    padding-top: 6px;
  }

  .page-faq .faq-sec:first-child {
    padding-top: 30px;
  }

  .page-faq .faq-figure {
    margin-top: 30px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    transition: none !important;
    animation: none !important;
  }
}