.page-faq {
  --faq-gap: clamp(28px, 5vw, 64px);
  --faq-block-space: clamp(56px, 9vw, 108px);
  --faq-surface: rgba(18, 38, 63, .72);
  --faq-line: rgba(29, 58, 92, .9);
  --faq-radius: 18px;
  display: block;
  padding-bottom: clamp(72px, 10vw, 132px);
  color: var(--mist-white);
}

.page-faq .faq-top {
  padding-top: clamp(24px, 5vw, 56px);
}

.page-faq .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 clamp(24px, 4vw, 44px);
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--neutral-blue);
}

.page-faq .breadcrumb__list a {
  color: var(--neutral-blue);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .breadcrumb__list a:hover,
.page-faq .breadcrumb__list a:focus-visible {
  color: var(--mist-white);
  border-bottom-color: var(--signal-orange);
}

.page-faq .breadcrumb__list li[aria-current="page"] {
  color: var(--mist-white);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--faq-gap);
  align-items: center;
  padding-bottom: var(--faq-block-space);
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-hero__copy {
  position: relative;
  padding-left: clamp(14px, 2vw, 22px);
}

.page-faq .faq-hero__copy::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 4px;
  border-radius: 4px;
  background: linear-gradient(180deg, var(--neutral-blue), rgba(143, 163, 188, .12));
}

.page-faq .faq-hero h1 {
  margin: 14px 0 18px;
  font-family: var(--font-narrow);
  font-size: clamp(30px, 5.4vw, 54px);
  font-weight: 700;
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--mist-white);
}

.page-faq .faq-hero__lead {
  margin: 0;
  max-width: 34em;
  font-size: 17px;
  line-height: 1.78;
  color: rgba(242, 245, 249, .82);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-faq .faq-hero__media {
  position: relative;
  overflow: hidden;
  border-radius: var(--faq-radius);
  border: 1px solid var(--faq-line);
  background: var(--steel-blue);
  aspect-ratio: 3 / 2;
}

.page-faq .faq-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, rgba(23, 224, 200, .14), rgba(11, 26, 46, .55) 68%);
  pointer-events: none;
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 通用分区 ---------- */
.page-faq .faq-block {
  padding-top: var(--faq-block-space);
}

.page-faq .faq-block--last {
  padding-bottom: 8px;
}

.page-faq .section-head {
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-faq .section-head__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(24px, 3.6vw, 38px);
  font-weight: 600;
  line-height: 1.26;
  color: var(--mist-white);
}

.page-faq .section-head__meta {
  margin: 10px 0 0;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--neon-cyan);
}

.page-faq .faq-intro {
  margin: 0 0 clamp(20px, 3vw, 30px);
  max-width: 34em;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(242, 245, 249, .76);
}

.page-faq a:not(.btn) {
  color: var(--neon-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(23, 224, 200, .38);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-faq a:not(.btn):hover,
.page-faq a:not(.btn):focus-visible {
  color: var(--mist-white);
  border-bottom-color: var(--signal-orange);
}

/* ---------- 三步确认 ---------- */
.page-faq .faq-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-step {
  position: relative;
  display: block;
  border-radius: var(--faq-radius);
  border: 1px solid var(--faq-line);
  background: var(--faq-surface);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

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

.page-faq .faq-step__label {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px 20px 20px 58px;
  cursor: pointer;
  border-radius: var(--faq-radius);
}

.page-faq .faq-step__label::before {
  content: "";
  position: absolute;
  left: 20px;
  top: 22px;
  width: 22px;
  height: 22px;
  border-radius: 7px;
  border: 2px solid rgba(143, 163, 188, .7);
  background: transparent;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-step__label::after {
  content: "";
  position: absolute;
  left: 27px;
  top: 29px;
  width: 9px;
  height: 5px;
  border-left: 2px solid var(--ink-blue);
  border-bottom: 2px solid var(--ink-blue);
  transform: rotate(-45deg) scale(.4);
  opacity: 0;
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-faq .faq-step__box:checked + .faq-step__label::before {
  background: var(--signal-orange);
  border-color: var(--signal-orange);
}

.page-faq .faq-step__box:checked + .faq-step__label::after {
  opacity: 1;
  transform: rotate(-45deg) scale(1);
}

.page-faq .faq-step__box:focus-visible + .faq-step__label {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}

.page-faq .faq-step:has(.faq-step__box:checked) {
  border-color: rgba(255, 106, 31, .55);
  background: rgba(255, 106, 31, .07);
}

.page-faq .faq-step__num {
  flex: 0 0 auto;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--signal-orange);
  padding-top: 2px;
}

.page-faq .faq-step__body {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.page-faq .faq-step__body strong {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--mist-white);
}

.page-faq .faq-step__body span {
  font-size: 15px;
  line-height: 1.72;
  color: rgba(242, 245, 249, .72);
}

/* ---------- 索引 + 折叠答案 ---------- */
.page-faq .faq-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 34px);
  align-items: start;
}

.page-faq .faq-index {
  border-radius: var(--faq-radius);
  border: 1px solid var(--faq-line);
  background: rgba(18, 38, 63, .55);
  padding: 20px 18px;
}

.page-faq .faq-index__title {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--neutral-blue);
}

.page-faq .faq-index .toc {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-faq .toc__link {
  display: block;
  padding: 8px 10px;
  border-radius: 9px;
  font-size: 14px;
  line-height: 1.5;
  color: rgba(242, 245, 249, .76);
  text-decoration: none;
  border-bottom: none;
  border-left: 2px solid transparent;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .toc__link:hover,
.page-faq .toc__link:focus-visible {
  background: rgba(143, 163, 188, .12);
  color: var(--mist-white);
  border-bottom: none;
}

.page-faq .toc__link[aria-current="true"] {
  background: rgba(255, 106, 31, .14);
  border-left-color: var(--signal-orange);
  color: var(--mist-white);
  font-weight: 600;
}

.page-faq .faq-answers {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
}

.page-faq .faq-item {
  border-radius: var(--faq-radius);
  border: 1px solid var(--faq-line);
  background: var(--faq-surface);
  scroll-margin-top: calc(var(--header-h) + 24px);
  transition: border-color var(--dur) var(--ease);
}

.page-faq .faq-item[open] {
  border-color: rgba(143, 163, 188, .58);
}

.page-faq .faq-item__q {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  padding: 18px 52px 18px 22px;
  cursor: pointer;
  list-style: none;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--mist-white);
}

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

.page-faq .faq-item__q::after {
  content: "";
  position: absolute;
  right: 24px;
  top: 26px;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--neutral-blue);
  border-bottom: 2px solid var(--neutral-blue);
  transform: rotate(45deg);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-item[open] .faq-item__q::after {
  transform: rotate(-135deg);
  border-color: var(--neon-cyan);
}

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

.page-faq .faq-item__tag {
  flex: 0 0 auto;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 11px;
  letter-spacing: .12em;
  background: rgba(143, 163, 188, .16);
  color: var(--neutral-blue);
  font-weight: 500;
}

.page-faq .faq-item__a {
  padding: 0 22px 20px 22px;
  border-top: 1px solid rgba(29, 58, 92, .7);
  padding-top: 16px;
}

.page-faq .faq-item__a p {
  margin: 0 0 10px;
  font-size: 15.5px;
  line-height: 1.78;
  color: rgba(242, 245, 249, .8);
}

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

/* ---------- 编号核对 ---------- */
.page-faq .data-table-wrap {
  overflow-x: auto;
  border-radius: var(--faq-radius);
  border: 1px solid var(--faq-line);
  background: rgba(18, 38, 63, .5);
}

.page-faq .data-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 15px;
}

.page-faq .data-table th {
  padding: 14px 18px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  font-weight: 500;
  color: var(--neutral-blue);
  background: rgba(10, 15, 22, .5);
  border-bottom: 1px solid var(--edge-blue);
  white-space: nowrap;
}

.page-faq .data-table td {
  padding: 15px 18px;
  line-height: 1.7;
  color: rgba(242, 245, 249, .82);
  border-bottom: 1px solid rgba(29, 58, 92, .6);
  vertical-align: top;
}

.page-faq .data-table tbody tr:nth-child(even) {
  background: rgba(11, 26, 46, .45);
}

.page-faq .data-table tbody tr:last-child td {
  border-bottom: none;
}

.page-faq .mono-id {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  background: rgba(23, 224, 200, .12);
  border: 1px solid rgba(23, 224, 200, .32);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--neon-cyan);
  white-space: nowrap;
}

.page-faq .faq-callout {
  margin-top: 22px;
  padding: 20px 22px;
  border-radius: var(--faq-radius);
  border: 1px solid var(--edge-blue);
  border-left: 3px solid var(--neon-cyan);
  background: linear-gradient(90deg, rgba(23, 224, 200, .09), rgba(18, 38, 63, .3) 62%);
}

.page-faq .faq-callout__text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: rgba(242, 245, 249, .84);
}

/* ---------- 球队库版本 ---------- */
.page-faq .faq-teams {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-faq .faq-teams__copy p {
  margin: 0 0 18px;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(242, 245, 249, .8);
}

.page-faq .faq-reasons {
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-faq .faq-reasons li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 14px 18px;
  border-radius: 13px;
  background: rgba(18, 38, 63, .6);
  border: 1px solid var(--faq-line);
}

.page-faq .faq-reasons__key {
  flex: 0 0 auto;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  background: rgba(23, 224, 200, .13);
  color: var(--neon-cyan);
  border: 1px solid rgba(23, 224, 200, .3);
}

.page-faq .faq-reasons__val {
  font-size: 15px;
  line-height: 1.72;
  color: rgba(242, 245, 249, .78);
}

.page-faq .faq-teams__hint {
  margin: 0;
  padding: 16px 18px;
  border-radius: 13px;
  border-left: 3px solid var(--signal-orange);
  background: rgba(255, 106, 31, .08);
  font-size: 15px;
  line-height: 1.76;
  color: rgba(242, 245, 249, .84);
}

.page-faq .faq-teams__media {
  overflow: hidden;
  border-radius: var(--faq-radius);
  border: 1px solid var(--faq-line);
  background: var(--steel-blue);
  aspect-ratio: 2 / 1;
}

.page-faq .faq-teams__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 反馈 ---------- */
.page-faq .faq-feedback {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 30px);
  align-items: start;
}

.page-faq .faq-feedback__card {
  padding: clamp(22px, 3vw, 32px);
  border-radius: var(--faq-radius);
  border-left: 4px solid var(--neutral-blue);
  background: var(--faq-surface);
}

.page-faq .faq-feedback__title {
  margin: 0 0 18px;
  font-family: var(--font-narrow);
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -.005em;
  color: var(--mist-white);
}

.page-faq .faq-feedback__list {
  margin: 0 0 16px;
  padding-left: 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-faq .faq-feedback__list li {
  font-size: 15.5px;
  line-height: 1.74;
  color: rgba(242, 245, 249, .82);
}

.page-faq .faq-feedback__list li::marker {
  font-family: var(--font-mono);
  color: var(--neutral-blue);
  font-weight: 700;
}

.page-faq .faq-feedback__note {
  margin: 0 0 22px;
  font-size: 14.5px;
  line-height: 1.7;
  color: rgba(143, 163, 188, .95);
}

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

.page-faq .faq-feedback__side {
  padding: clamp(22px, 3vw, 28px);
  border-radius: var(--faq-radius);
  border: 1px solid var(--edge-blue);
  background: linear-gradient(180deg, rgba(23, 224, 200, .07), rgba(18, 38, 63, .5));
}

.page-faq .faq-feedback__label {
  margin: 0 0 16px;
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--neon-cyan);
}

.page-faq .faq-contact {
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-faq .faq-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(29, 58, 92, .8);
}

.page-faq .faq-contact__row:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.page-faq .faq-contact__key {
  flex: 0 0 auto;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--neutral-blue);
  min-width: 68px;
}

.page-faq .faq-contact__value {
  font-size: 15px;
  color: var(--mist-white);
  word-break: break-all;
}

.page-faq .faq-feedback__hours {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: rgba(242, 245, 249, .74);
}

.page-faq .copy-btn {
  flex: 0 0 auto;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid rgba(143, 163, 188, .5);
  background: transparent;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--neutral-blue);
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .copy-btn:hover,
.page-faq .copy-btn:focus-visible {
  color: var(--mist-white);
  border-color: var(--neon-cyan);
  background: rgba(23, 224, 200, .12);
}

.page-faq .copy-btn.is-done {
  color: var(--ink-blue);
  background: var(--neon-cyan);
  border-color: var(--neon-cyan);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }

  .page-faq .faq-step__label {
    flex-direction: column;
    gap: 12px;
    padding: 24px 20px 24px 56px;
  }

  .page-faq .faq-teams {
    grid-template-columns: 1.05fr .95fr;
  }

  .page-faq .faq-feedback {
    grid-template-columns: 1.15fr .85fr;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: 1.08fr .92fr;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-split {
    grid-template-columns: 248px minmax(0, 1fr);
    gap: clamp(28px, 3.4vw, 48px);
  }

  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--header-h) + 26px);
    max-height: calc(100vh - var(--header-h) - 52px);
    overflow-y: auto;
  }
}

@media (max-width: 480px) {
  .page-faq .faq-item__q {
    padding: 16px 44px 16px 18px;
    font-size: 16px;
  }

  .page-faq .faq-item__q::after {
    right: 20px;
    top: 22px;
  }

  .page-faq .faq-item__a {
    padding: 14px 18px 18px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-faq * {
    transition-duration: 1ms !important;
    animation-duration: 1ms !important;
  }
}