.page-faq {
  --faq-radius: 16px;
  background: var(--ink);
  color: var(--paper);
  overflow-x: clip;
}

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

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  position: relative;
  padding: clamp(24px, 4vw, 44px) 0 clamp(32px, 5vw, 56px);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(35, 59, 85, 0.5) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(35, 59, 85, 0.5) 1px, transparent 1px);
  background-size: 88px 88px;
  opacity: 0.4;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, transparent 82%);
  mask-image: linear-gradient(to bottom, #000 0%, transparent 82%);
}

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

.page-faq .crumbs {
  margin-bottom: clamp(20px, 3vw, 30px);
}

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

.page-faq .faq-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(28px, 5.4vw, 54px);
  line-height: 1.12;
  letter-spacing: -0.012em;
  font-weight: 900;
  margin: 12px 0 0;
  max-width: 20ch;
}

.page-faq .faq-hero .eyebrow {
  color: var(--lime);
  letter-spacing: 0.18em;
}

.page-faq .faq-hero .lede {
  font-family: var(--font-serif);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.9;
  color: rgba(244, 235, 221, 0.82);
  margin: 18px 0 0;
  max-width: 42em;
}

.page-faq .faq-hero-media {
  margin: 0;
  position: relative;
}

.page-faq .faq-hero-media img {
  width: 100%;
  height: clamp(190px, 32vw, 310px);
  object-fit: cover;
  clip-path: polygon(0 7%, 100% 0, 100% 93%, 0 100%);
  box-shadow: var(--shadow-soft);
}

/* ---------- 主题胶囊 ---------- */

.page-faq .faq-topics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: clamp(28px, 4vw, 40px);
}

.page-faq .faq-topic {
  display: flex;
  align-items: center;
  gap: 9px;
  min-width: 0;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(14, 33, 56, 0.78);
  color: var(--paper);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.2;
  transition: transform 0.24s var(--ease), border-color 0.24s var(--ease),
    background 0.24s var(--ease);
}

.page-faq .faq-topic-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--lime);
}

.page-faq .faq-topic-name {
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.page-faq .faq-topic:hover,
.page-faq .faq-topic:focus-visible {
  transform: translateY(-2px);
  border-color: var(--lime);
  background: rgba(163, 255, 60, 0.12);
}

/* ---------- 主题分区 ---------- */

.page-faq .faq-band {
  position: relative;
  padding: clamp(44px, 6vw, 84px) 0;
}

.page-faq .faq-band--paper {
  background: var(--paper);
  color: var(--ink-text);
  --band-accent: #c05300;
  --band-rule: rgba(16, 24, 32, 0.16);
  --band-muted: #52616f;
  --band-panel: rgba(255, 255, 255, 0.66);
  --band-answer: #2a3642;
}

.page-faq .faq-band--ink {
  background: var(--ink);
  color: var(--paper);
  --band-accent: var(--lime);
  --band-rule: var(--line);
  --band-muted: var(--mist);
  --band-panel: rgba(14, 33, 56, 0.85);
  --band-answer: rgba(244, 235, 221, 0.86);
}

.page-faq .faq-band-head {
  display: grid;
  gap: 16px;
  margin-bottom: clamp(26px, 4vw, 38px);
}

.page-faq .faq-band-num {
  display: block;
  font-family: var(--font-serif);
  font-size: 40px;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--band-accent);
}

.page-faq .faq-band-label {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--band-muted);
}

.page-faq .faq-band-intro h2 {
  font-family: var(--font-serif);
  font-size: clamp(21px, 3.1vw, 31px);
  line-height: 1.36;
  font-weight: 700;
  margin: 0;
}

.page-faq .faq-band-intro p {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--band-muted);
  max-width: 46em;
}

/* ---------- 价格对照表 ---------- */

.page-faq .faq-table-wrap {
  overflow-x: auto;
  margin-bottom: clamp(24px, 3vw, 32px);
  border: 1px solid var(--band-rule);
  border-radius: var(--faq-radius);
  background: var(--band-panel);
}

.page-faq .faq-table {
  width: 100%;
  min-width: 540px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-faq .faq-table th {
  text-align: left;
  padding: 13px 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--band-muted);
  border-bottom: 1px solid var(--band-rule);
  white-space: nowrap;
}

.page-faq .faq-table td {
  padding: 14px 16px;
  line-height: 1.7;
  vertical-align: top;
  border-bottom: 1px solid var(--band-rule);
}

.page-faq .faq-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-faq .faq-table td:first-child {
  font-weight: 600;
  white-space: nowrap;
}

/* ---------- 手风琴 ---------- */

.page-faq .faq-list {
  display: grid;
  gap: 12px;
}

.page-faq .faq-item {
  border: 1px solid var(--band-rule);
  border-radius: 14px;
  background: var(--band-panel);
  transition: border-color 0.24s var(--ease), box-shadow 0.24s var(--ease);
}

.page-faq .faq-item[open] {
  border-color: var(--band-accent);
  box-shadow: 0 18px 42px -34px rgba(0, 0, 0, 0.9);
}

.page-faq .faq-item > summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 12px;
  align-items: start;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  -webkit-tap-highlight-color: transparent;
}

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

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

.page-faq .faq-num {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 2.1;
  letter-spacing: 0.06em;
  color: var(--band-accent);
}

.page-faq .faq-q {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.65;
  letter-spacing: 0.01em;
}

.page-faq .faq-mark {
  position: relative;
  width: 16px;
  height: 16px;
  margin-top: 5px;
}

.page-faq .faq-mark::before,
.page-faq .faq-mark::after {
  content: "";
  position: absolute;
  border-radius: 2px;
  background: var(--band-accent);
  transition: transform 0.24s var(--ease), opacity 0.24s var(--ease);
}

.page-faq .faq-mark::before {
  left: 0;
  top: 7px;
  width: 16px;
  height: 2px;
}

.page-faq .faq-mark::after {
  left: 7px;
  top: 0;
  width: 2px;
  height: 16px;
}

.page-faq .faq-item[open] .faq-mark::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-faq .faq-a {
  padding: 0 16px 17px;
}

.page-faq .faq-a p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.88;
  color: var(--band-answer);
}

/* ---------- 分区脚注 ---------- */

.page-faq .faq-band-foot {
  margin: clamp(24px, 3vw, 30px) 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--band-rule);
  font-size: 14px;
  line-height: 1.85;
  color: var(--band-muted);
}

.page-faq .faq-band-foot a {
  color: var(--band-accent);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-thickness: 1px;
}

/* ---------- 联系区 ---------- */

.page-faq .faq-service-grid {
  display: grid;
  gap: 26px;
  margin-top: clamp(28px, 4vw, 38px);
}

.page-faq .faq-service-media {
  margin: 0;
}

.page-faq .faq-service-media img {
  width: 100%;
  height: clamp(180px, 30vw, 300px);
  object-fit: cover;
  border-radius: var(--faq-radius);
  clip-path: polygon(0 0, 100% 5%, 100% 100%, 0 95%);
}

.page-faq .faq-contact {
  margin: 0;
  border-top: 1px solid var(--band-rule);
}

.page-faq .faq-contact-row {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 12px;
  padding: 13px 0;
  border-bottom: 1px solid var(--band-rule);
  font-size: 14px;
  line-height: 1.75;
}

.page-faq .faq-contact-row dt {
  font-size: 13px;
  color: var(--band-muted);
}

.page-faq .faq-contact-row dd {
  margin: 0;
  color: var(--paper);
  word-break: break-word;
}

.page-faq .faq-mono {
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: 0.01em;
}

.page-faq .faq-checklist {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-faq .faq-checklist li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--band-muted);
}

.page-faq .faq-checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--band-accent);
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-faq .faq-topics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
    align-items: end;
  }

  .page-faq .faq-band-head {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }

  .page-faq .faq-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 24px;
    align-items: start;
  }

  .page-faq .faq-service-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 44px;
    align-items: center;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-topics {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 12px;
  }
}

@media (max-width: 380px) {
  .page-faq .faq-topic {
    padding: 11px 13px;
    font-size: 13px;
  }

  .page-faq .faq-contact-row {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-topic,
  .page-faq .faq-item,
  .page-faq .faq-mark::before,
  .page-faq .faq-mark::after {
    transition: none;
  }

  .page-faq .faq-topic:hover,
  .page-faq .faq-topic:focus-visible {
    transform: none;
  }
}