.page-faq {
  --faq-gap: clamp(22px, 3vw, 34px);
  --faq-panel: rgba(255, 255, 255, .045);
  background: var(--ink);
  color: var(--white);
}

.page-faq *,
.page-faq *::before,
.page-faq *::after {
  box-sizing: border-box;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(32px, 6vw, 76px) 0 clamp(34px, 5vw, 66px);
  background:
    radial-gradient(120% 90% at 86% -5%, rgba(255, 106, 0, .22), transparent 58%),
    radial-gradient(85% 75% at -5% 105%, rgba(155, 255, 59, .10), transparent 55%),
    linear-gradient(180deg, var(--ink-2) 0%, var(--ink) 100%);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -12%;
  top: -25%;
  width: 58%;
  height: 155%;
  background: linear-gradient(155deg, rgba(255, 106, 0, .16), rgba(255, 106, 0, 0) 68%);
  clip-path: polygon(42% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-faq .faq-hero .container {
  position: relative;
  z-index: 1;
}

.page-faq .breadcrumbs {
  margin: 0 0 clamp(18px, 3vw, 30px);
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: .82rem;
  color: var(--muted);
}

.page-faq .breadcrumbs a {
  color: var(--orange-2);
  text-decoration: none;
}

.page-faq .breadcrumbs a:hover,
.page-faq .breadcrumbs a:focus-visible {
  color: var(--white);
  text-decoration: underline;
}

.page-faq .breadcrumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line-2);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 46px);
  align-items: center;
}

.page-faq .eyebrow {
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--neon);
}

.page-faq .faq-hero h1 {
  margin: 14px 0 18px;
  font-size: clamp(2rem, 5.4vw, 3.7rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -.015em;
}

.page-faq .faq-hero .lede {
  margin: 0;
  max-width: 47ch;
  color: var(--muted);
  font-size: clamp(1rem, 1.5vw, 1.1rem);
  line-height: 1.78;
}

.page-faq .faq-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(22px, 3vw, 30px);
}

.page-faq .faq-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 15px;
  border-radius: 999px;
  border: 1px solid var(--line-2);
  background: var(--glass);
  color: var(--ice);
  font-size: .85rem;
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-faq .faq-chip .mono {
  font-family: var(--font-mono);
  font-size: .74rem;
  color: var(--neon);
}

.page-faq .faq-chip:hover,
.page-faq .faq-chip:focus-visible {
  border-color: var(--orange);
  color: var(--white);
  transform: translateY(-2px);
}

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

.page-faq .faq-hero__media {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line-2);
  box-shadow: 0 30px 70px rgba(0, 0, 0, .48);
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* ---------- 主体 ---------- */
.page-faq .faq-body {
  padding: clamp(38px, 6vw, 82px) 0 clamp(46px, 7vw, 96px);
  background: linear-gradient(180deg, var(--ink) 0%, var(--ink-900) 100%);
}

.page-faq .faq-layout {
  display: grid;
  gap: var(--faq-gap);
}

.page-faq .faq-layout > * {
  min-width: 0;
}

/* ---------- 分类轨道 ---------- */
.page-faq .faq-toc {
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: var(--glass);
  padding: 14px;
}

.page-faq .faq-toc__title {
  display: none;
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--orange-2);
}

.page-faq .faq-toc__list {
  list-style: none;
  margin: 0;
  padding: 0 0 2px;
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-faq .faq-toc__list::-webkit-scrollbar {
  display: none;
}

.page-faq .faq-toc__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  padding: 9px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: .84rem;
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .faq-toc__link .mono {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--orange-2);
}

.page-faq .faq-toc__link:hover,
.page-faq .faq-toc__link:focus-visible {
  border-color: var(--orange);
  color: var(--white);
  background: rgba(255, 106, 0, .08);
}

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

/* ---------- 分类内容 ---------- */
.page-faq .faq-columns {
  display: grid;
  gap: clamp(38px, 5vw, 64px);
  min-width: 0;
}

.page-faq .faq-group {
  scroll-margin-top: 92px;
  min-width: 0;
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: 6px 16px;
  padding-bottom: 16px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--line-2);
}

.page-faq .faq-group__num {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3.2vw, 2.3rem);
  font-weight: 700;
  line-height: 1;
  color: rgba(255, 106, 0, .6);
}

.page-faq .faq-group__head h2 {
  margin: 0;
  font-size: clamp(1.25rem, 2.6vw, 1.75rem);
  font-weight: 900;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-faq .faq-group__lead {
  grid-column: 2;
  margin: 0;
  max-width: 64ch;
  color: var(--muted);
  font-size: .93rem;
  line-height: 1.72;
}

/* ---------- 价钱区间示意 ---------- */
.page-faq .faq-scale {
  display: grid;
  gap: 13px;
  padding: 18px;
  margin-bottom: 20px;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: linear-gradient(135deg, rgba(255, 106, 0, .12), rgba(155, 255, 59, .05) 70%, transparent);
}

.page-faq .faq-scale__row {
  display: grid;
  grid-template-columns: 5.6em minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
}

.page-faq .faq-scale__label {
  color: var(--muted);
  font-size: .82rem;
}

.page-faq .faq-scale__bar {
  display: block;
  height: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .09);
  overflow: hidden;
}

.page-faq .faq-scale__bar span {
  display: block;
  height: 100%;
  width: var(--w, 30%);
  border-radius: 999px;
  background: linear-gradient(90deg, var(--orange), var(--neon));
}

.page-faq .faq-scale__val {
  font-family: var(--font-mono);
  font-size: .8rem;
  color: var(--ice);
  white-space: nowrap;
}

/* ---------- 地区切换 ---------- */
.page-faq .faq-region {
  display: grid;
  justify-items: start;
  gap: 12px;
  padding: 18px;
  margin-bottom: 20px;
  border-radius: var(--r-md);
  border: 1px solid rgba(155, 255, 59, .28);
  background: rgba(155, 255, 59, .05);
}

.page-faq .faq-region__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
}

.page-faq .faq-region__key {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--neon);
}

.page-faq .faq-region__value {
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--white);
}

.page-faq .faq-region__note {
  margin: 0;
  color: var(--muted);
  font-size: .87rem;
  line-height: 1.7;
}

/* ---------- 图 ---------- */
.page-faq .faq-figure {
  margin: 0 0 20px;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-2);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-faq .faq-figure figcaption {
  padding: 11px 15px;
  color: var(--muted);
  font-size: .8rem;
  line-height: 1.6;
}

/* ---------- 手风琴 ---------- */
.page-faq .faq-list {
  display: grid;
  gap: 10px;
}

.page-faq .faq-item {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--faq-panel);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-faq .faq-item:hover {
  border-color: var(--line-2);
  transform: translateY(-1px);
}

.page-faq .faq-item[open] {
  border-color: rgba(255, 106, 0, .45);
  background: rgba(255, 106, 0, .06);
}

.page-faq .faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 17px 18px;
  border-radius: var(--r-md);
  color: var(--white);
  font-size: clamp(.94rem, 1.5vw, 1.02rem);
  font-weight: 700;
  line-height: 1.55;
}

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

.page-faq .faq-item summary::marker {
  content: "";
}

.page-faq .faq-item summary:hover {
  color: var(--orange-2);
}

.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.page-faq .faq-item__marker {
  flex: 0 0 auto;
  width: 24px;
  height: 24px;
  margin-top: 2px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid rgba(255, 106, 0, .4);
  color: var(--orange);
  transition: transform var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-item[open] .faq-item__marker {
  transform: rotate(45deg);
  color: var(--neon);
  border-color: rgba(155, 255, 59, .55);
}

.page-faq .faq-item__body {
  padding: 0 18px 18px;
  color: var(--muted);
  font-size: .93rem;
  line-height: 1.78;
}

.page-faq .faq-item__body p {
  margin: 0 0 10px;
}

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

.page-faq .faq-item__body strong {
  color: var(--white);
  font-weight: 700;
}

.page-faq .faq-item__body .mono {
  font-family: var(--font-mono);
  color: var(--orange-2);
  font-size: .88em;
}

/* ---------- 联系方式 ---------- */
.page-faq .faq-contact {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-contact li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding: 14px 16px;
  border-radius: var(--r-sm);
  border: 1px solid var(--line);
  background: var(--glass);
}

.page-faq .faq-contact .contact-list__key {
  flex: 0 0 5.6em;
  color: var(--orange-2);
  font-size: .8rem;
  letter-spacing: .08em;
}

.page-faq .faq-contact .contact-list__val {
  color: var(--ice);
  font-size: .9rem;
  word-break: break-all;
}

.page-faq .faq-contact .copy-btn {
  margin-left: auto;
}

/* ---------- 响应式 ---------- */
@media (max-width: 479px) {
  .page-faq .faq-group__head {
    grid-template-columns: minmax(0, 1fr);
  }

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

  .page-faq .faq-scale__row {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
      "lab val"
      "bar bar";
    gap: 6px 12px;
  }

  .page-faq .faq-scale__label { grid-area: lab; }
  .page-faq .faq-scale__val { grid-area: val; }
  .page-faq .faq-scale__bar { grid-area: bar; }

  .page-faq .faq-contact .contact-list__key {
    flex: 0 0 100%;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-layout {
    grid-template-columns: 208px minmax(0, 1fr);
    gap: clamp(32px, 4vw, 58px);
    align-items: start;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: 92px;
    padding: 18px 16px;
  }

  .page-faq .faq-toc__title {
    display: block;
  }

  .page-faq .faq-toc__list {
    flex-direction: column;
    flex-wrap: wrap;
    overflow: visible;
    gap: 6px;
    padding: 0;
  }

  .page-faq .faq-toc__link {
    border-radius: var(--r-sm);
    border-color: transparent;
    background: transparent;
    font-size: .87rem;
  }

  .page-faq .faq-toc__link:hover,
  .page-faq .faq-toc__link:focus-visible {
    border-color: var(--line-2);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-chip,
  .page-faq .faq-item,
  .page-faq .faq-item__marker,
  .page-faq .faq-toc__link {
    transition: none;
  }

  .page-faq .faq-chip:hover,
  .page-faq .faq-item:hover {
    transform: none;
  }
}

.page-faq {
  --w: 1rem;
}