.page-faq {
  --faq-line: rgba(184, 134, 63, .35);
  --faq-ink-soft: #4A4A45;
  --faq-shadow: 0 16px 36px -26px rgba(14, 58, 92, .6);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(20px, 3vw, 34px) 0 clamp(42px, 6vw, 78px);
  background:
    radial-gradient(120% 80% at 88% 0%, rgba(30, 90, 138, .14), rgba(30, 90, 138, 0) 60%),
    linear-gradient(180deg, var(--paper) 0%, var(--paper-2) 100%);
  border-bottom: 1px solid var(--faq-line);
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -90px;
  right: -70px;
  width: min(54vw, 430px);
  height: min(54vw, 430px);
  border-radius: 50%;
  background: radial-gradient(circle at 32% 32%, rgba(194, 94, 39, .22), rgba(194, 94, 39, 0) 68%);
  pointer-events: none;
}

.page-faq .faq-hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 46px);
  margin-top: clamp(20px, 3vw, 34px);
}

.page-faq .faq-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(32px, 7.4vw, 72px);
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--pine);
}

.page-faq .faq-hero__kicker {
  display: block;
  margin-bottom: 14px;
  font-family: var(--font-ui);
  font-size: clamp(12px, 1.5vw, 15px);
  font-weight: 700;
  letter-spacing: .2em;
  color: var(--anchor);
}

.page-faq .faq-hero__title em {
  font-style: normal;
  color: var(--clay);
  background-image: linear-gradient(90deg, var(--copper-line), rgba(184, 134, 63, 0));
  background-repeat: no-repeat;
  background-size: 100% 6px;
  background-position: 0 92%;
}

.page-faq .faq-hero__lead {
  margin: 24px 0 0;
  max-width: 48ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--faq-ink-soft);
}

.page-faq .faq-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 44px;
  margin-top: 30px;
  padding-top: 22px;
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-stat {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.page-faq .faq-stat__num {
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: clamp(30px, 4vw, 44px);
  line-height: 1;
  letter-spacing: .02em;
  color: var(--clay);
}

.page-faq .faq-stat__label {
  font-family: var(--font-ui);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--bronze);
}

.page-faq .faq-hero__panel {
  padding: 22px 22px 20px;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  background: rgba(255, 252, 246, .68);
  backdrop-filter: blur(8px);
  box-shadow: 0 18px 42px -34px rgba(14, 58, 92, .7);
}

.page-faq .faq-hero__panel-title {
  margin: 0 0 10px;
  font-family: var(--font-ui);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--anchor);
}

.page-faq .faq-hero__index {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .faq-hero__index a {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 10px 8px;
  border-bottom: 1px dashed var(--faq-line);
  border-radius: var(--radius);
  font-family: var(--font-ui);
  font-size: 15px;
  color: var(--ink);
  text-decoration: none;
  transition: background .2s ease, color .2s ease;
}

.page-faq .faq-hero__index a::before {
  content: "";
  flex: none;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--anchor);
  transition: background .2s ease, transform .2s ease;
}

.page-faq .faq-hero__index a:hover,
.page-faq .faq-hero__index a:focus-visible {
  background: var(--loess);
  color: var(--pine);
}

.page-faq .faq-hero__index a:hover::before,
.page-faq .faq-hero__index a:focus-visible::before {
  background: var(--clay);
  transform: translateY(2px);
}

.page-faq .faq-hero__panel-note {
  margin: 14px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--bronze);
}

/* ---------- 四步流程 ---------- */
.page-faq .faq-flow {
  padding: clamp(48px, 7vw, 90px) 0;
}

.page-faq .faq-flow__media {
  margin: clamp(26px, 4vw, 42px) 0 0;
}

.page-faq .faq-flow__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 6;
  object-fit: cover;
  border-radius: var(--radius);
}

.page-faq .faq-flow__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: clamp(28px, 4vw, 46px);
}

.page-faq .faq-flow__rail {
  display: none;
  width: 72px;
  height: 400px;
}

.page-faq .faq-flow__rail-line {
  fill: none;
  stroke: var(--copper);
  stroke-width: 2;
}

.page-faq .faq-flow__dot {
  fill: var(--pine);
}

.page-faq .faq-flow__dot--start {
  fill: var(--clay);
}

.page-faq .faq-flow__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-flow__step a {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  min-height: 44px;
  padding: 18px 20px;
  border: 1px solid var(--faq-line);
  border-left: 3px solid var(--clay);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--ink);
  text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.page-faq .faq-flow__step a:hover,
.page-faq .faq-flow__step a:focus-visible {
  transform: translateY(-2px);
  border-left-color: var(--flare);
  box-shadow: var(--faq-shadow);
}

.page-faq .faq-flow__num {
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 22px;
  line-height: 1.15;
  letter-spacing: .04em;
  color: var(--clay);
}

.page-faq .faq-flow__body {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.page-faq .faq-flow__body strong {
  font-family: var(--font-ui);
  font-size: 17px;
  font-weight: 700;
  color: var(--pine);
}

.page-faq .faq-flow__body span {
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--faq-ink-soft);
}

/* ---------- 反馈提交（深色） ---------- */
.page-faq .faq-report {
  padding: clamp(48px, 7vw, 92px) 0;
  color: var(--paper);
}

.page-faq .faq-report .eyebrow {
  color: var(--loess);
}

.page-faq .faq-report .section__title,
.page-faq .faq-help .section__title {
  color: var(--white);
}

.page-faq .faq-report .section__lead {
  color: rgba(246, 241, 231, .82);
}

.page-faq .faq-report__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
}

.page-faq .faq-report__steps {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .faq-report__steps li {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 13px 0;
  border-bottom: 1px solid rgba(184, 134, 63, .28);
  font-size: 15px;
  line-height: 1.75;
  color: rgba(246, 241, 231, .9);
}

.page-faq .faq-report__steps .mono {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--loess);
}

.page-faq .faq-report__note {
  margin: 22px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--copper);
  font-size: 14px;
  line-height: 1.8;
  color: rgba(246, 241, 231, .72);
}

.page-faq .faq-report__media {
  margin: 0;
}

.page-faq .faq-report__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border: 1px solid rgba(184, 134, 63, .4);
  border-radius: var(--radius);
}

/* ---------- 问答列表 ---------- */
.page-faq .faq-board-section {
  padding: clamp(48px, 7vw, 92px) 0;
}

.page-faq .faq-board {
  margin-top: clamp(24px, 4vw, 40px);
}

.page-faq .faq-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
}

.page-faq .faq-filter__label {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 18px;
  border: 1px solid var(--faq-line);
  border-radius: 999px;
  background: var(--white);
  font-family: var(--font-ui);
  font-size: 14px;
  letter-spacing: .02em;
  color: var(--anchor-deep);
  cursor: pointer;
  user-select: none;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}

.page-faq .faq-filter__label:hover {
  border-color: var(--anchor);
  background: var(--loess);
}

.page-faq #faq-f-all:checked ~ .faq-filter .faq-filter__label[for="faq-f-all"],
.page-faq #faq-f-fee:checked ~ .faq-filter .faq-filter__label[for="faq-f-fee"],
.page-faq #faq-f-report:checked ~ .faq-filter .faq-filter__label[for="faq-f-report"],
.page-faq #faq-f-revisit:checked ~ .faq-filter .faq-filter__label[for="faq-f-revisit"] {
  background: var(--anchor);
  border-color: var(--anchor);
  color: var(--white);
  font-weight: 700;
}

.page-faq #faq-f-all:focus-visible ~ .faq-filter .faq-filter__label[for="faq-f-all"],
.page-faq #faq-f-fee:focus-visible ~ .faq-filter .faq-filter__label[for="faq-f-fee"],
.page-faq #faq-f-report:focus-visible ~ .faq-filter .faq-filter__label[for="faq-f-report"],
.page-faq #faq-f-revisit:focus-visible ~ .faq-filter .faq-filter__label[for="faq-f-revisit"] {
  outline: 2px solid var(--flare);
  outline-offset: 2px;
}

.page-faq #faq-f-fee:checked ~ .faq-list .faq-item:not(.faq-item--fee),
.page-faq #faq-f-report:checked ~ .faq-list .faq-item:not(.faq-item--report),
.page-faq #faq-f-revisit:checked ~ .faq-list .faq-item:not(.faq-item--revisit) {
  display: none;
}

.page-faq .faq-list {
  display: grid;
  gap: 12px;
  padding-top: 20px;
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-item {
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  background: var(--white);
  transition: border-color .2s ease, box-shadow .2s ease;
}

.page-faq .faq-item[open] {
  border-color: var(--copper);
  box-shadow: var(--faq-shadow);
}

.page-faq .faq-item:target {
  border-color: var(--flare);
  background: linear-gradient(90deg, rgba(232, 132, 60, .13), var(--white) 62%);
}

.page-faq .faq-item__q {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  min-height: 56px;
  padding: 14px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-item__q::marker {
  content: "";
}

.page-faq .faq-item__cat {
  display: inline-flex;
  align-items: center;
  padding: 3px 9px;
  border-radius: 2px;
  background: var(--anchor);
  color: var(--white);
  font-family: var(--font-ui);
  font-size: 11.5px;
  letter-spacing: .06em;
  white-space: nowrap;
}

.page-faq .faq-item__text {
  min-width: 0;
  font-family: var(--font-ui);
  font-size: clamp(15px, 1.8vw, 17px);
  font-weight: 700;
  line-height: 1.5;
  color: var(--pine);
}

.page-faq .faq-item__mark {
  position: relative;
  flex: none;
  width: 22px;
  height: 22px;
  border: 1px solid var(--copper);
  border-radius: 50%;
}

.page-faq .faq-item__mark::before,
.page-faq .faq-item__mark::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--copper);
  transform: translate(-50%, -50%);
  transition: transform .2s ease, opacity .2s ease, background .2s ease;
}

.page-faq .faq-item__mark::before {
  width: 10px;
  height: 1.5px;
}

.page-faq .faq-item__mark::after {
  width: 1.5px;
  height: 10px;
}

.page-faq .faq-item[open] .faq-item__mark {
  border-color: var(--clay);
}

.page-faq .faq-item[open] .faq-item__mark::before {
  background: var(--clay);
}

.page-faq .faq-item[open] .faq-item__mark::after {
  opacity: 0;
  transform: translate(-50%, -50%) scaleY(0);
}

.page-faq .faq-item__a {
  margin: 0 18px 20px;
  padding-top: 16px;
  border-top: 1px dashed var(--faq-line);
}

.page-faq .faq-item__a p {
  margin: 0 0 10px;
  font-family: var(--font-body);
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--faq-ink-soft);
}

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

/* ---------- 联系引导 ---------- */
.page-faq .faq-help {
  padding: clamp(48px, 7vw, 92px) 0;
  color: var(--paper);
}

.page-faq .faq-help .eyebrow {
  color: var(--loess);
}

.page-faq .faq-help .section__lead {
  color: rgba(246, 241, 231, .8);
}

.page-faq .faq-help__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 46px);
}

.page-faq .faq-help__card {
  padding: clamp(22px, 3vw, 32px);
  border: 1px solid rgba(184, 134, 63, .5);
  border-radius: var(--radius);
  background: rgba(246, 241, 231, .07);
  backdrop-filter: blur(6px);
}

.page-faq .faq-help__label {
  margin: 0 0 12px;
  font-family: var(--font-ui);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--loess);
}

.page-faq .faq-help__sample {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.2vw, 22px);
  font-weight: 700;
  letter-spacing: .04em;
  line-height: 1.4;
  color: var(--white);
  word-break: break-word;
}

.page-faq .faq-help__sample--alt {
  color: var(--flare);
}

.page-faq .faq-help__list {
  list-style: none;
  margin: 20px 0 24px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-help__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(246, 241, 231, .82);
}

.page-faq .faq-help__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 8px;
  height: 1.5px;
  background: var(--copper);
}

/* ---------- 收尾 ---------- */
.page-faq .faq-end {
  padding: clamp(28px, 4vw, 46px) 0 clamp(40px, 6vw, 66px);
}

.page-faq .faq-end__note {
  margin: 18px 0 0;
  font-family: var(--font-ui);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--bronze);
}

.page-faq .faq-end__note a {
  color: var(--anchor);
  text-decoration: none;
  border-bottom: 1px solid var(--copper-line);
}

.page-faq .faq-end__note a:hover,
.page-faq .faq-end__note a:focus-visible {
  color: var(--clay);
  border-bottom-color: var(--clay);
}

/* ---------- 响应式 ---------- */
@media (max-width: 640px) {
  .page-faq .faq-item__q {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
      "cat mark"
      "text text";
    gap: 8px 12px;
    align-items: center;
  }

  .page-faq .faq-item__cat {
    grid-area: cat;
    justify-self: start;
  }

  .page-faq .faq-item__mark {
    grid-area: mark;
  }

  .page-faq .faq-item__text {
    grid-area: text;
  }

  .page-faq .faq-report__steps li {
    grid-template-columns: 30px minmax(0, 1fr);
    gap: 8px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: end;
  }

  .page-faq .faq-flow__grid {
    grid-template-columns: 72px minmax(0, 1fr);
    gap: 30px;
  }

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

  .page-faq .faq-help__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: center;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-report__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-hero__index a,
  .page-faq .faq-hero__index a::before,
  .page-faq .faq-flow__step a,
  .page-faq .faq-item__mark::before,
  .page-faq .faq-item__mark::after,
  .page-faq .faq-item {
    transition: none;
  }

  .page-faq .faq-flow__step a:hover {
    transform: none;
  }

  .page-faq .faq-hero__index a:hover::before {
    transform: none;
  }
}