.page-faq {
  --faq-cut: 20px;
}

/* ---------------- 首屏 ---------------- */
.page-faq .faq-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(24px, 4vw, 48px) 0 clamp(48px, 7vw, 84px);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -30%;
  right: -18%;
  width: min(780px, 96vw);
  height: min(780px, 96vw);
  background:
    radial-gradient(circle at 62% 42%, rgba(34, 224, 255, 0.22), rgba(139, 92, 255, 0.16) 46%, transparent 72%);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  left: -6%;
  bottom: 6%;
  width: 46%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  transform: rotate(-12deg);
  opacity: 0.5;
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
  align-items: center;
}

.page-faq .faq-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(30px, 6.2vw, 58px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-faq .faq-hero__title span {
  display: block;
  color: var(--cyan);
}

.page-faq .faq-hero__lead {
  margin: 20px 0 0;
  max-width: 36em;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.78;
}

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

.page-faq .faq-hero__panel {
  position: relative;
  padding: 22px;
  background: linear-gradient(160deg, rgba(16, 27, 61, 0.94), rgba(12, 21, 51, 0.72));
  border: 1px solid var(--edge);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--faq-cut)), calc(100% - var(--faq-cut)) 100%, 0 100%);
}

.page-faq .faq-hero__panel::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: linear-gradient(180deg, var(--cyan), var(--violet));
}

.page-faq .faq-hero__panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--edge);
  color: var(--muted);
}

.page-faq .faq-hero__paths {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .faq-hero__paths li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 14px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(30, 44, 90, 0.7);
}

.page-faq .faq-hero__paths li:last-child {
  border-bottom: 0;
}

.page-faq .faq-hero__paths-no {
  grid-row: span 2;
  align-self: start;
  color: var(--cyan);
  font-size: 12px;
  letter-spacing: 0.1em;
  padding: 4px 7px;
  border: 1px solid rgba(34, 224, 255, 0.4);
}

.page-faq .faq-hero__paths-name {
  color: var(--text);
  font-weight: 700;
  font-size: 17px;
}

.page-faq .faq-hero__paths-desc {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.page-faq .faq-hero__panel-foot {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

/* ---------------- 双轨标签 ---------------- */
.page-faq .faq-tracks__head {
  max-width: 42em;
}

.page-faq .faq-tabs__list {
  display: grid;
  gap: 10px;
}

.page-faq .faq-tabs__tab {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2px 14px;
  text-align: left;
  padding: 16px 18px;
  background: rgba(12, 21, 51, 0.72);
  border: 1px solid var(--edge);
  color: var(--muted);
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-faq .faq-tabs__tab:hover {
  border-color: rgba(34, 224, 255, 0.45);
  transform: translateY(-2px);
}

.page-faq .faq-tabs__tab[aria-selected="true"] {
  background: linear-gradient(150deg, rgba(34, 224, 255, 0.16), rgba(139, 92, 255, 0.12) 60%, rgba(12, 21, 51, 0.9));
  border-color: var(--cyan);
  box-shadow: inset 0 -3px 0 var(--cyan);
}

.page-faq .faq-tabs__no {
  grid-row: span 2;
  align-self: start;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted);
  padding: 3px 7px;
  border: 1px solid var(--edge);
}

.page-faq .faq-tabs__tab[aria-selected="true"] .faq-tabs__no {
  color: var(--cyan);
  border-color: rgba(34, 224, 255, 0.5);
}

.page-faq .faq-tabs__name {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  color: var(--text);
}

.page-faq .faq-tabs__hint {
  font-size: 13px;
  line-height: 1.6;
}

.page-faq .faq-panel {
  margin-top: 22px;
}

.page-faq .faq-panel[hidden] {
  display: none;
}

/* ---------------- 流程与清单 ---------------- */
.page-faq .faq-flow {
  display: grid;
  gap: clamp(22px, 3vw, 36px);
  align-items: start;
}

.page-faq .faq-flow__title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.4vw, 24px);
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .faq-step {
  position: relative;
  padding: 18px 20px 18px 24px;
  background: linear-gradient(160deg, rgba(16, 27, 61, 0.9), rgba(12, 21, 51, 0.55));
  border: 1px solid var(--edge);
  border-left: 3px solid var(--cyan);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-step:hover {
  transform: translateX(4px);
  border-color: rgba(34, 224, 255, 0.5);
  border-left-color: var(--cyan);
}

.page-faq .faq-step__num {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cyan);
  border: 1px solid rgba(34, 224, 255, 0.4);
  padding: 2px 8px;
  margin-bottom: 10px;
}

.page-faq .faq-step__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 17px;
  color: var(--text);
  letter-spacing: -0.01em;
}

.page-faq .faq-step p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.72;
}

.page-faq .faq-figure {
  margin: 0;
}

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

.page-faq .faq-figure .media__caption {
  margin-top: 10px;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.65;
}

.page-faq .faq-note {
  margin: 20px 0 0;
  padding: 12px 16px;
  border-left: 2px solid var(--amber);
  background: rgba(255, 194, 75, 0.07);
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.page-faq .faq-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-check {
  position: relative;
  display: block;
  padding: 14px 16px 14px 48px;
  background: rgba(16, 27, 61, 0.62);
  border: 1px solid var(--edge);
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .faq-check:hover {
  border-color: rgba(34, 224, 255, 0.45);
  background: rgba(16, 27, 61, 0.85);
}

.page-faq .faq-check input {
  position: absolute;
  left: 15px;
  top: 15px;
  width: 20px;
  height: 20px;
  margin: 0;
  opacity: 0;
  cursor: pointer;
}

.page-faq .faq-check__box {
  position: absolute;
  left: 15px;
  top: 16px;
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  background: var(--bg);
  border: 1px solid var(--edge);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .faq-check__box::after {
  content: "";
  width: 10px;
  height: 6px;
  margin-top: -3px;
  border-left: 2px solid var(--mint);
  border-bottom: 2px solid var(--mint);
  transform: rotate(-45deg) scale(0);
  transition: transform 0.18s var(--ease);
}

.page-faq .faq-check input:checked ~ .faq-check__box {
  border-color: var(--mint);
  background: rgba(75, 227, 162, 0.12);
}

.page-faq .faq-check input:checked ~ .faq-check__box::after {
  transform: rotate(-45deg) scale(1);
}

.page-faq .faq-check input:focus-visible ~ .faq-check__box {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-faq .faq-check input:checked ~ .faq-check__text .faq-check__name {
  color: var(--mint);
}

.page-faq .faq-check__text {
  display: grid;
  gap: 3px;
}

.page-faq .faq-check__name {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
}

.page-faq .faq-check__std {
  font-size: 14px;
  line-height: 1.66;
  color: var(--muted);
}

/* ---------------- 常见疑问 ---------------- */
.page-faq .faq-qa__grid {
  display: grid;
  gap: clamp(24px, 3vw, 40px);
  align-items: start;
}

.page-faq .faq-q {
  margin-bottom: 10px;
  background: rgba(12, 21, 51, 0.74);
  border: 1px solid var(--edge);
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 0 100%);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .faq-q[open] {
  background: rgba(16, 27, 61, 0.94);
  border-color: rgba(34, 224, 255, 0.5);
  box-shadow: inset 3px 0 0 var(--cyan);
}

.page-faq .faq-q__summary {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
}

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

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

.page-faq .faq-q__coor {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
  padding: 2px 6px;
  border: 1px solid var(--edge);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-q[open] .faq-q__coor {
  color: var(--cyan);
  border-color: rgba(34, 224, 255, 0.55);
}

.page-faq .faq-q__title {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--text);
  letter-spacing: -0.01em;
}

.page-faq .faq-q__icon {
  position: relative;
  width: 12px;
  height: 12px;
  flex: none;
}

.page-faq .faq-q__icon::before,
.page-faq .faq-q__icon::after {
  content: "";
  position: absolute;
  background: var(--cyan);
  transition: transform 0.2s var(--ease);
}

.page-faq .faq-q__icon::before {
  left: 0;
  top: 5px;
  width: 12px;
  height: 2px;
}

.page-faq .faq-q__icon::after {
  left: 5px;
  top: 0;
  width: 2px;
  height: 12px;
}

.page-faq .faq-q[open] .faq-q__icon::after {
  transform: scaleY(0);
}

.page-faq .faq-q__body {
  padding: 0 16px 18px 16px;
}

.page-faq .faq-q__body p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.78;
}

.page-faq .faq-q__body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 224, 255, 0.4);
}

.page-faq .faq-q__body a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------------- 包体面板 ---------------- */
.page-faq .faq-size {
  padding: 20px;
  background: linear-gradient(170deg, rgba(139, 92, 255, 0.14), rgba(12, 21, 51, 0.9) 55%);
  border: 1px solid var(--edge);
  clip-path: polygon(0 0, 100% 0, 100% 100%, var(--faq-cut) 100%, 0 calc(100% - var(--faq-cut)));
}

.page-faq .faq-size__title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-faq .faq-size__rows {
  display: grid;
  gap: 14px;
}

.page-faq .faq-size__row {
  display: grid;
  gap: 6px;
}

.page-faq .faq-size__label {
  font-size: 14px;
  color: var(--muted);
}

.page-faq .faq-size__track {
  display: block;
  height: 10px;
  background: rgba(30, 44, 90, 0.7);
}

.page-faq .faq-size__bar {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--violet));
  clip-path: polygon(0 0, 100% 0, calc(100% - 6px) 100%, 0 100%);
}

.page-faq .faq-size__bar--a {
  width: 12%;
}

.page-faq .faq-size__bar--b {
  width: 36%;
}

.page-faq .faq-size__bar--c {
  width: 100%;
  background: linear-gradient(90deg, var(--violet), var(--orange));
}

.page-faq .faq-size__val {
  font-size: 13px;
  color: var(--text);
}

.page-faq .faq-size__note {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.72;
}

.page-faq .faq-size__link {
  margin-top: 18px;
}

/* ---------------- 礼包与账号 ---------------- */
.page-faq .faq-gift__grid {
  display: grid;
  gap: 16px;
}

.page-faq .faq-gift__card-title {
  margin: 12px 0 10px;
  font-family: var(--font-display);
  font-size: 19px;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-faq .faq-gift__card p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.76;
}

.page-faq .faq-gift__card a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 224, 255, 0.4);
}

.page-faq .faq-gift__card a:hover {
  border-bottom-color: var(--cyan);
}

.page-faq .faq-gift__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .faq-gift__list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: baseline;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

.page-faq .faq-gift__list .mono {
  font-size: 12px;
  color: var(--orange);
  border: 1px solid rgba(255, 122, 47, 0.45);
  padding: 1px 6px;
}

.page-faq .faq-gift__after {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--edge);
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

/* ---------------- 联络 ---------------- */
.page-faq .faq-contact__panel {
  border-color: rgba(34, 224, 255, 0.28);
}

.page-faq .faq-contact__inner {
  display: grid;
  gap: 26px;
}

.page-faq .faq-contact__copy {
  max-width: 40em;
}

.page-faq .faq-contact__grid {
  display: grid;
  gap: 16px;
}

.page-faq .faq-contact__item {
  padding: 18px;
  background: rgba(6, 11, 30, 0.55);
  border: 1px solid var(--edge);
  border-top: 2px solid var(--cyan);
}

.page-faq .faq-contact__key {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-faq .faq-contact__value {
  margin: 8px 0 8px;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2vw, 19px);
  color: var(--text);
  word-break: break-all;
}

.page-faq .faq-contact__desc {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.72;
}

.page-faq .faq-contact__tpl {
  padding: 14px 16px;
  border: 1px dashed rgba(34, 224, 255, 0.4);
  background: rgba(34, 224, 255, 0.05);
}

.page-faq .faq-contact__tpl-label {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 13px;
}

.page-faq .faq-contact__tpl-text {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text);
  word-break: break-all;
}

.page-faq .faq-contact__inner > .btn {
  justify-self: start;
}

/* ---------------- 断点 ---------------- */
@media (min-width: 640px) {
  .page-faq .faq-hero__actions .btn {
    min-width: 172px;
    text-align: center;
  }

  .page-faq .faq-gift__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-contact__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-size__row {
    grid-template-columns: 150px minmax(0, 1fr) auto;
    align-items: center;
    gap: 14px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: 7fr 5fr;
  }

  .page-faq .faq-tabs__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-flow {
    grid-template-columns: 7fr 5fr;
  }

  .page-faq .faq-flow--flip {
    grid-template-columns: 5fr 7fr;
  }

  .page-faq .faq-qa__grid {
    grid-template-columns: 7fr 5fr;
  }

  .page-faq .faq-size {
    position: sticky;
    top: 96px;
  }

  .page-faq .faq-contact__inner {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }

  .page-faq .faq-contact__copy {
    grid-column: 1;
  }

  .page-faq .faq-contact__grid {
    grid-column: 2;
    grid-row: 1 / span 2;
  }

  .page-faq .faq-contact__tpl,
  .page-faq .faq-contact__inner > .btn {
    grid-column: 1;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-gift__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-tabs__tab,
  .page-faq .faq-step,
  .page-faq .faq-check,
  .page-faq .faq-q,
  .page-faq .faq-check__box,
  .page-faq .faq-check__box::after,
  .page-faq .faq-q__icon::before,
  .page-faq .faq-q__icon::after {
    transition: none;
  }

  .page-faq .faq-tabs__tab:hover,
  .page-faq .faq-step:hover {
    transform: none;
  }
}
<<<END>>>