.page-faq {
  color: var(--text);
  background:
    radial-gradient(980px 460px at 92% -8%, rgba(34, 227, 196, .10), transparent 64%),
    var(--ink-900);
  max-width: 100%;
}

.page-faq img {
  max-width: 100%;
  height: auto;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  gap: clamp(24px, 4vw, 46px);
  padding-top: clamp(20px, 3vw, 36px);
  padding-bottom: clamp(34px, 5vw, 66px);
  border-bottom: 1px solid var(--line);
}

@media (min-width: 960px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.15fr) minmax(280px, .85fr);
    align-items: end;
  }
}

.page-faq .faq-hero__copy {
  display: grid;
  gap: clamp(14px, 2vw, 20px);
  align-content: start;
}

.page-faq .faq-hero__copy .crumbs {
  margin-bottom: 2px;
}

.page-faq .faq-hero h1 {
  margin: 0;
  font-size: clamp(34px, 6.2vw, 72px);
  line-height: 1.05;
  letter-spacing: -.02em;
  font-weight: 800;
}

.page-faq .faq-hero .lede {
  max-width: 60ch;
  margin: 0;
  color: var(--muted);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

.page-faq .faq-hero__panel {
  display: grid;
  gap: 16px;
  padding: clamp(20px, 3vw, 30px);
  background: var(--ink-800);
  clip-path: var(--notch);
  border-left: 3px solid var(--cyan);
}

.page-faq .faq-stat {
  display: grid;
  gap: 3px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--line);
}

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

.page-faq .faq-stat b {
  font-family: var(--font-mono);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 600;
  color: var(--cyan);
  letter-spacing: .02em;
  line-height: 1.1;
}

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

/* ---------- 三步上手 ---------- */
.page-faq .faq-steps-banner {
  position: relative;
  margin: clamp(18px, 3vw, 28px) 0;
  overflow: hidden;
  clip-path: var(--notch);
  background: var(--ink-800);
}

.page-faq .faq-steps-banner img {
  display: block;
  width: 100%;
  height: clamp(170px, 24vw, 280px);
  object-fit: cover;
  opacity: .5;
}

.page-faq .faq-steps-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 21, 18, .1) 25%, var(--ink-900));
  pointer-events: none;
}

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

@media (min-width: 820px) {
  .page-faq .faq-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }
}

.page-faq .step-card {
  position: relative;
  display: grid;
  gap: 10px;
  align-content: start;
  padding: clamp(20px, 2.6vw, 30px);
  background: linear-gradient(155deg, var(--ink-800) 0%, var(--ink-900) 78%);
  clip-path: var(--notch);
  transition: background 320ms var(--ease);
}

.page-faq .step-card::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 62px;
  background: var(--cyan);
}

.page-faq .step-card:hover {
  background: linear-gradient(155deg, var(--ink-700) 0%, var(--ink-800) 80%);
}

.page-faq .step-card__num {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(48px, 8vw, 84px);
  line-height: .82;
  color: var(--cyan);
  letter-spacing: -.02em;
}

.page-faq .step-card h3 {
  margin: 0;
  font-size: clamp(19px, 2.3vw, 24px);
  line-height: 1.2;
}

.page-faq .step-card p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
}

.page-faq .step-card__time {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--gold) !important;
}

/* ---------- 问答分组 ---------- */
.page-faq .faq-group {
  display: grid;
  gap: 18px;
  padding: clamp(32px, 5vw, 58px) 0;
  border-top: 1px solid var(--line);
}

.page-faq .faq-group:first-child {
  border-top: 0;
  padding-top: clamp(10px, 2vw, 18px);
}

@media (min-width: 900px) {
  .page-faq .faq-group {
    grid-template-columns: minmax(180px, 260px) minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }
}

.page-faq .faq-group__head {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-faq .faq-group__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .faq-group__title {
  margin: 0;
  font-size: clamp(23px, 3vw, 34px);
  line-height: 1.15;
  letter-spacing: -.01em;
}

.page-faq .faq-list {
  display: grid;
}

.page-faq .faq-q {
  position: relative;
  padding-left: 18px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-q:first-child {
  border-top: 1px solid var(--line);
}

.page-faq .faq-q::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 3px;
  background: var(--line);
  transition: background 240ms var(--ease);
}

.page-faq .faq-q:has(.disclosure__btn[aria-expanded="true"])::before {
  background: var(--cyan);
}

.page-faq .faq-q__btn {
  display: flex;
  align-items: baseline;
  gap: 14px;
  width: 100%;
  padding: 18px 0;
  background: none;
  border: 0;
  color: var(--text);
  font-family: inherit;
  font-size: clamp(16px, 1.9vw, 19px);
  font-weight: 600;
  line-height: 1.45;
  text-align: left;
  cursor: pointer;
  transition: color 240ms var(--ease);
}

.page-faq .faq-q__btn:hover {
  color: var(--cyan-soft);
}

.page-faq .faq-q__btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-faq .faq-q__idx {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--muted);
}

.page-faq .faq-q__text {
  flex: 1 1 auto;
}

.page-faq .faq-q__panel {
  padding: 0 0 22px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.page-faq .faq-q__panel p {
  margin: 0;
  max-width: 62ch;
}

.page-faq .faq-q__panel a {
  color: var(--cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(124, 247, 227, .4);
}

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

/* ---------- 问答索引 ---------- */
.page-faq .faq-index {
  list-style: none;
  margin: clamp(18px, 3vw, 28px) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

@media (min-width: 760px) {
  .page-faq .faq-index {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px 28px;
  }
}

.page-faq .faq-index li {
  margin: 0;
}

.page-faq .faq-index a {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  background: var(--ink-800);
  clip-path: var(--notch-sm);
  color: var(--text);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.55;
  transition: background 240ms var(--ease), color 240ms var(--ease);
}

.page-faq .faq-index a:hover,
.page-faq .faq-index a:focus-visible {
  background: var(--ink-700);
  color: var(--cyan-soft);
}

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

.page-faq .faq-index__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--cyan);
}

/* ---------- 页尾 ---------- */
.page-faq .faq-end {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
}

@media (min-width: 900px) {
  .page-faq .faq-end {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: stretch;
  }
}

.page-faq .faq-end__media {
  overflow: hidden;
  clip-path: var(--notch);
  background: var(--ink-800);
}

.page-faq .faq-end__media img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 220px;
  object-fit: cover;
  opacity: .82;
}

.page-faq .faq-end__box {
  display: grid;
  gap: 16px;
  align-content: start;
  padding: clamp(22px, 3vw, 34px);
  background: var(--ink-800);
  clip-path: var(--notch);
}

.page-faq .faq-end__box h2 {
  margin: 0;
  font-size: clamp(24px, 3.2vw, 34px);
  line-height: 1.15;
}

.page-faq .faq-end__box p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.page-faq .faq-end__box p a {
  color: var(--cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(124, 247, 227, .4);
}

.page-faq .faq-end__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-faq .faq-end__list li {
  display: flex;
  gap: 10px;
  font-size: 15px;
  line-height: 1.6;
  font-family: var(--font-mono);
  color: var(--text);
}

.page-faq .faq-end__list li::before {
  content: "";
  flex: 0 0 auto;
  width: 6px;
  height: 6px;
  margin-top: 9px;
  background: var(--cyan);
  transform: rotate(45deg);
}

.page-faq .faq-end__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .step-card,
  .page-faq .faq-q::before,
  .page-faq .faq-q__btn,
  .page-faq .faq-index a {
    transition: none;
  }
}