.page-faq {
  --faq-gap: clamp(20px, 3vw, 36px);
  --faq-cut: 22px;
  display: block;
  padding-bottom: clamp(64px, 9vw, 120px);
  color: var(--c-paper);
}

.page-faq a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(37, 216, 232, 0.35);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

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

.page-faq a:focus-visible,
.page-faq button:focus-visible,
.page-faq summary:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 3px;
}

.page-faq .breadcrumb {
  padding: clamp(20px, 3vw, 34px) 0 0;
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--faq-gap);
  padding: clamp(22px, 3.4vw, 42px) 0 clamp(30px, 4.6vw, 58px);
  border-bottom: 1px solid var(--c-line);
}

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

.page-faq .faq-hero__kicker {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-lime);
}

.page-faq .faq-hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 5.4vw, 56px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--c-paper);
}

.page-faq .faq-hero__lead {
  margin: clamp(16px, 2vw, 24px) 0 0;
  max-width: 60ch;
  font-size: clamp(16px, 1.4vw, 18px);
  line-height: 1.78;
  color: var(--c-mist);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 12px;
  margin-top: clamp(20px, 2.6vw, 30px);
}

.page-faq .faq-hero__figure {
  margin: 0;
  border: 1px solid var(--c-line);
  background: var(--c-panel);
  overflow: hidden;
  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__figure img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- 快捷跳转 ---------- */

.page-faq .faq-jump {
  display: flex;
  gap: 10px;
  padding: clamp(16px, 2.2vw, 24px) 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-bottom: 1px solid var(--c-line);
}

.page-faq .faq-jump__item {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 10px 16px 10px 12px;
  border: 1px solid var(--c-line);
  background: var(--c-panel);
  color: var(--c-mist);
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-faq .faq-jump__item:hover {
  color: var(--c-cyan);
  border-color: var(--c-cyan);
  background-color: var(--c-cyan-soft);
}

.page-faq .faq-jump__no {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-lime);
}

/* ---------- 两栏问答 ---------- */

.page-faq .faq-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(34px, 4.4vw, 56px);
  padding-top: clamp(32px, 4.2vw, 58px);
}

.page-faq .faq-col {
  display: grid;
  align-content: start;
  gap: clamp(32px, 3.8vw, 50px);
  min-width: 0;
}

.page-faq .faq-block {
  min-width: 0;
  scroll-margin-top: 100px;
}

.page-faq .faq-block__head {
  margin-bottom: 18px;
}

.page-faq .faq-block__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 2.2vw, 26px);
  line-height: 1.28;
  color: var(--c-paper);
}

.page-faq .faq-block__note {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-grey);
}

/* ---------- 路径图 ---------- */

.page-faq .faq-paths {
  margin: 0 0 20px;
  padding: 16px 16px 12px;
  border: 1px solid var(--c-line);
  background-color: var(--c-panel);
  background-image: linear-gradient(115deg, var(--c-cyan-soft), rgba(37, 216, 232, 0) 62%);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-paths__svg {
  display: block;
  width: 100%;
  min-width: 460px;
  height: auto;
}

.page-faq .faq-paths__start {
  font-family: var(--font-body);
  font-size: 19px;
  font-weight: 500;
  fill: var(--c-grey);
}

.page-faq .faq-paths__end {
  font-family: var(--font-body);
  font-size: 19px;
  font-weight: 600;
  fill: var(--c-paper);
}

.page-faq .faq-paths__line {
  stroke: var(--c-cyan);
  stroke-width: 1.5;
  stroke-dasharray: 6 8;
  opacity: 0.42;
}

.page-faq .faq-paths__cap {
  margin: 10px 0 0;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--c-grey);
}

/* ---------- 折叠问答 ---------- */

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

.page-faq .qa {
  position: relative;
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-line-strong);
  background-color: var(--c-panel);
  scroll-margin-top: 100px;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-faq .qa:hover {
  border-left-color: var(--c-cyan);
}

.page-faq .qa[open] {
  border-color: var(--c-line-strong);
  border-left-color: var(--c-orange);
  background-image: linear-gradient(rgba(255, 122, 41, 0.07), rgba(255, 122, 41, 0.07));
}

.page-faq .qa__q {
  position: relative;
  display: block;
  padding: 16px 46px 16px 18px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--c-paper);
  cursor: pointer;
  list-style: none;
}

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

.page-faq .qa__q::after {
  content: "+";
  position: absolute;
  top: 14px;
  right: 18px;
  font-family: var(--font-data);
  font-size: 20px;
  line-height: 1;
  color: var(--c-cyan);
  transition: color var(--dur) var(--ease);
}

.page-faq .qa[open] .qa__q::after {
  content: "–";
  color: var(--c-orange);
}

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

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

.page-faq .qa__a p + p {
  margin-top: 8px;
}

/* ---------- 工单区 ---------- */

.page-faq .faq-ticket {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--faq-gap);
  margin-top: clamp(46px, 6vw, 86px);
  padding-top: clamp(32px, 4.4vw, 56px);
  border-top: 1px solid var(--c-line);
  scroll-margin-top: 100px;
}

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

.page-faq .faq-ticket__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.2vw, 38px);
  line-height: 1.16;
  color: var(--c-paper);
}

.page-faq .faq-ticket__lead {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--c-mist);
}

.page-faq .faq-ticket__contact {
  display: grid;
  gap: 10px;
  margin-top: clamp(22px, 3vw, 30px);
  padding: 16px 18px;
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-cyan);
  background-color: var(--c-panel);
}

.page-faq .faq-ticket__label {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-grey);
}

.page-faq .faq-ticket__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
}

.page-faq .faq-ticket__mail {
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--c-paper);
  word-break: break-all;
}

.page-faq .faq-ticket__facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(148px, 1fr));
  gap: 16px 20px;
  margin: clamp(22px, 3vw, 30px) 0 0;
  padding: 0;
}

.page-faq .faq-ticket__facts > div {
  border-top: 2px solid var(--c-line-strong);
  padding-top: 10px;
  min-width: 0;
}

.page-faq .faq-ticket__facts dt {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-grey);
}

.page-faq .faq-ticket__facts dd {
  margin: 7px 0 0;
  font-family: var(--font-data);
  font-size: 15px;
  line-height: 1.5;
  color: var(--c-paper);
}

.page-faq .faq-ticket__more {
  margin: 22px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-grey);
}

.page-faq .faq-ticket__figure {
  margin: 0;
  border: 1px solid var(--c-line);
  background-color: var(--c-panel);
  overflow: hidden;
  clip-path: polygon(0 0, calc(100% - var(--faq-cut)) 0, 100% var(--faq-cut), 100% 100%, 0 100%);
}

.page-faq .faq-ticket__figure img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-faq .faq-ticket__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: end;
  }

  .page-faq .faq-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(40px, 4vw, 68px);
  }

  .page-faq .faq-ticket {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: start;
    gap: clamp(32px, 4vw, 60px);
  }
}

@media (min-width: 1320px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
  }
}