.page-faq {
  --faq-cut: 18px;
  --faq-cut-sm: 8px;
  --faq-card-hover: #0d3433;
  --faq-gap: clamp(18px, 3vw, 34px);
  background: var(--c-sand);
  color: var(--c-ink);
  font-family: var(--font-body);
  padding-bottom: 0;
}

/* ---------- 面包屑 ---------- */
.page-faq .breadcrumb {
  border-bottom: 1px solid var(--line-rock);
  background: rgba(216, 196, 164, 0.25);
}

.page-faq .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 11px 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-rock);
}

.page-faq .breadcrumb__list li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--c-clay);
}

.page-faq .breadcrumb__list a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.18s var(--ease);
}

.page-faq .breadcrumb__list a:hover,
.page-faq .breadcrumb__list a:focus-visible {
  border-bottom-color: var(--c-whistle);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(30px, 6vw, 68px) 0 clamp(26px, 4vw, 48px);
  border-bottom: 1px solid var(--line-rock);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line-cyan) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-cyan) 1px, transparent 1px);
  background-size: 62px 62px;
  opacity: 0.55;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.75), transparent 82%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.75), transparent 82%);
}

.page-faq .faq-hero__inner {
  position: relative;
  display: grid;
  gap: 14px;
  max-width: 940px;
}

.page-faq .faq-hero__tag {
  display: none;
}

.page-faq .faq-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 7.2vw, 78px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--c-cyan);
}

.page-faq .faq-hero__title span {
  display: inline;
  box-shadow: inset 0 -0.22em 0 rgba(233, 178, 31, 0.55);
}

.page-faq .faq-hero__lead {
  margin: 4px 0 0;
  max-width: 36em;
  font-size: clamp(15.5px, 1.6vw, 17.5px);
  line-height: 1.78;
  color: rgba(30, 27, 22, 0.84);
}

.page-faq .faq-hero__quick {
  display: flex;
  flex-wrap: wrap;
  gap: 9px 10px;
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-hero__quick a {
  display: inline-block;
  padding: 7px 13px;
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--c-cyan);
  text-decoration: none;
  background: rgba(243, 232, 214, 0.72);
  border: 1px solid var(--line-cyan);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--faq-cut-sm)), calc(100% - var(--faq-cut-sm)) 100%, 0 100%);
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-faq .faq-hero__quick a:hover,
.page-faq .faq-hero__quick a:focus-visible {
  background: var(--c-whistle);
  border-color: var(--c-clay);
  transform: translateY(-1px);
}

/* ---------- 三步路径 ---------- */
.page-faq .step-map {
  padding: clamp(34px, 5.5vw, 68px) 0 clamp(18px, 3vw, 32px);
}

.page-faq .step-map__head {
  max-width: 46em;
}

.page-faq .step-map__head h2,
.page-faq .faq-body__head h2 {
  margin: 8px 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 3.6vw, 44px);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--c-cyan);
}

.page-faq .step-map__sub,
.page-faq .faq-body__head p {
  margin: 0;
  max-width: 40em;
  font-size: 15.5px;
  line-height: 1.78;
  color: rgba(30, 27, 22, 0.8);
}

.page-faq .step-map__list {
  display: grid;
  gap: 26px;
  margin: clamp(22px, 3vw, 38px) 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .step-card {
  position: relative;
}

.page-faq .step-card__link {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 11px;
  height: 100%;
  padding: 22px 20px 20px 24px;
  text-decoration: none;
  color: var(--c-ink);
  background: linear-gradient(160deg, rgba(216, 196, 164, 0.55), rgba(216, 196, 164, 0.2));
  box-shadow: inset 0 0 0 1px var(--line-rock);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--faq-cut)), calc(100% - var(--faq-cut)) 100%, 0 100%);
  transition: background 0.2s var(--ease), transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-faq .step-card__link::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--c-moss);
  transition: background 0.2s var(--ease);
}

.page-faq .step-card__link:hover,
.page-faq .step-card__link:focus-visible {
  background: linear-gradient(160deg, rgba(233, 178, 31, 0.38), rgba(216, 196, 164, 0.28));
  box-shadow: inset 0 0 0 1px var(--c-clay);
  transform: translateY(-3px);
}

.page-faq .step-card__link:hover::before,
.page-faq .step-card__link:focus-visible::before {
  background: var(--c-red);
}

.page-faq .step-card__no {
  align-self: flex-start;
  padding: 1px 11px;
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.06em;
  color: var(--c-cyan);
  background: var(--c-whistle);
}

.page-faq .step-card__title {
  font-family: var(--font-display);
  font-size: 23px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--c-cyan);
}

.page-faq .step-card__desc {
  font-size: 14.5px;
  line-height: 1.72;
  color: rgba(30, 27, 22, 0.8);
}

.page-faq .step-card__go {
  margin-top: auto;
  align-self: flex-start;
  padding-bottom: 3px;
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-moss);
  border-bottom: 1px solid var(--c-moss);
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-faq .step-card__link:hover .step-card__go,
.page-faq .step-card__link:focus-visible .step-card__go {
  color: var(--c-red);
  border-bottom-color: var(--c-red);
}

/* ---------- 两张示意图 ---------- */
.page-faq .step-visuals {
  display: grid;
  gap: var(--faq-gap);
  padding: clamp(16px, 2.5vw, 28px) 0 clamp(34px, 5vw, 62px);
}

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

.page-faq .step-visuals img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 1px solid var(--line-rock);
  box-shadow: inset 0 0 0 1px rgba(243, 232, 214, 0.5);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
}

.page-faq .step-visuals figcaption {
  margin-top: 10px;
  padding-left: 10px;
  font-size: 12.5px;
  line-height: 1.65;
  letter-spacing: 0.04em;
  color: var(--c-rock);
  border-left: 2px solid var(--c-clay);
}

/* ---------- 问答主体 ---------- */
.page-faq .faq-body {
  padding: clamp(32px, 5vw, 60px) 0 clamp(30px, 4vw, 50px);
}

.page-faq .faq-body__head {
  max-width: 46em;
  margin-bottom: clamp(18px, 2.5vw, 28px);
}

.page-faq .filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding: 15px 0;
  border-top: 1px solid var(--line-rock);
  border-bottom: 1px solid var(--line-rock);
}

.page-faq .filter-bar__label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-rock);
}

.page-faq .filter-bar__input {
  flex: 1 1 220px;
  min-width: 0;
  padding: 11px 14px;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--c-ink);
  background: rgba(243, 232, 214, 0.92);
  border: 1px solid var(--line-rock);
  border-radius: 0;
  outline: none;
  -webkit-appearance: none;
  appearance: none;
  transition: border-color 0.18s var(--ease), box-shadow 0.18s var(--ease);
}

.page-faq .filter-bar__input::placeholder {
  color: rgba(110, 106, 98, 0.85);
}

.page-faq .filter-bar__input:focus {
  border-color: var(--c-whistle);
  box-shadow: 0 0 0 2px rgba(233, 178, 31, 0.34);
}

.page-faq .filter-bar__input::-webkit-search-decoration,
.page-faq .filter-bar__input::-webkit-search-cancel-button {
  -webkit-appearance: none;
}

.page-faq .filter-bar__count {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-moss);
  white-space: nowrap;
}

/* ---------- 分组与条目 ---------- */
.page-faq .faq-group {
  display: grid;
  gap: 14px;
  padding: clamp(22px, 3vw, 36px) 0;
  border-bottom: 1px solid var(--line-rock);
}

.page-faq .faq-group__index {
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-faq .faq-group__no {
  flex: 0 0 auto;
  padding: 0 9px;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.7;
  letter-spacing: 0.08em;
  color: var(--c-cyan);
  background: var(--c-whistle);
}

.page-faq .faq-group__name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.005em;
  color: var(--c-cyan);
}

.page-faq .faq-group__items {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line-rock);
}

.page-faq .qa {
  border-bottom: 1px solid var(--line-rock);
}

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

.page-faq .qa__q {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 15px 6px 15px 16px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--c-cyan);
  cursor: pointer;
  list-style: none;
  transition: background 0.16s var(--ease), color 0.16s var(--ease);
}

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

.page-faq .qa__q::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  bottom: 11px;
  width: 2px;
  background: transparent;
  transition: background 0.16s var(--ease);
}

.page-faq .qa__q:hover {
  background: rgba(216, 196, 164, 0.34);
}

.page-faq .qa__q:hover::before,
.page-faq .qa[open] > .qa__q::before {
  background: var(--c-whistle);
}

.page-faq .qa[open] > .qa__q {
  color: var(--c-night);
}

.page-faq .qa__mark {
  position: relative;
  flex: 0 0 auto;
  width: 14px;
  height: 14px;
  margin-top: 5px;
}

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

.page-faq .qa__mark::before {
  left: 0;
  right: 0;
  top: 6px;
  height: 2px;
}

.page-faq .qa__mark::after {
  top: 0;
  bottom: 0;
  left: 6px;
  width: 2px;
}

.page-faq .qa[open] > .qa__q .qa__mark::after {
  transform: scaleY(0);
}

.page-faq .qa[open] > .qa__q .qa__mark::before {
  background: var(--c-red);
}

.page-faq .qa__a {
  padding: 0 20px 18px 44px;
  font-size: 15.5px;
  line-height: 1.8;
  color: rgba(30, 27, 22, 0.84);
}

.page-faq .qa__a p {
  margin: 0;
  max-width: 46em;
}

/* ---------- 人工通道 ---------- */
.page-faq .faq-human {
  margin-top: clamp(20px, 3vw, 34px);
  padding: clamp(38px, 5.5vw, 72px) 0 clamp(34px, 5vw, 60px);
  background: var(--c-cyan);
  color: var(--c-sand);
}

.page-faq .faq-human .eyebrow {
  color: var(--c-whistle);
}

.page-faq .faq-human__head {
  max-width: 48em;
  margin-bottom: clamp(22px, 3vw, 38px);
}

.page-faq .faq-human__head h2 {
  margin: 8px 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 3.6vw, 42px);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--c-sand);
}

.page-faq .faq-human__head p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: rgba(243, 232, 214, 0.82);
}

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

.page-faq .human-card {
  position: relative;
  display: block;
  padding: 24px 20px 26px;
  text-decoration: none;
  color: var(--c-sand);
  background: var(--c-night);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
  transition: background 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-faq .human-card::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  background: var(--c-clay);
  transition: background 0.2s var(--ease);
}

.page-faq .human-card--link:hover,
.page-faq .human-card--link:focus-visible {
  background: var(--faq-card-hover);
  transform: translateY(-3px);
}

.page-faq .human-card--link:hover::before,
.page-faq .human-card--link:focus-visible::before {
  background: var(--c-red);
}

.page-faq .human-card__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-whistle);
}

.page-faq .human-card__value {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--c-sand);
  word-break: break-all;
}

.page-faq .human-card__note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: rgba(243, 232, 214, 0.72);
}

.page-faq .faq-human__addr {
  margin: 24px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: rgba(243, 232, 214, 0.62);
}

/* ---------- 中屏及以上 ---------- */
@media (min-width: 760px) {
  .page-faq .step-map__list {
    grid-template-columns: repeat(3, 1fr);
    gap: 36px;
  }

  .page-faq .step-card:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 50%;
    right: -26px;
    width: 18px;
    height: 2px;
    background: var(--c-clay);
    transform: rotate(-34deg);
    transform-origin: right center;
    pointer-events: none;
  }

  .page-faq .step-visuals {
    grid-template-columns: 1.15fr 1fr;
    align-items: start;
  }

  .page-faq .step-visuals__b {
    margin-top: 54px;
  }

  .page-faq .human-cards {
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
  }
}

@media (min-width: 880px) {
  .page-faq .faq-group {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: 40px;
  }

  .page-faq .faq-group__index {
    position: sticky;
    top: 96px;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .page-faq .faq-group__no {
    font-size: 17px;
  }

  .page-faq .qa__q {
    font-size: 16.5px;
    padding: 17px 8px 17px 20px;
  }

  .page-faq .qa__a {
    padding: 0 26px 20px 48px;
  }
}

@media (min-width: 1040px) {
  .page-faq .faq-hero__tag {
    display: block;
    position: absolute;
    right: 4px;
    top: clamp(30px, 5vw, 66px);
    writing-mode: vertical-rl;
    font-family: var(--font-mono);
    font-size: 10.5px;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--c-rock);
    pointer-events: none;
  }
}