.page-faq {
  background: var(--bone);
  color: var(--stone);
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--bone);
  padding: clamp(100px, 14vw, 148px) 0 clamp(40px, 7vw, 76px);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    90deg,
    rgba(244, 241, 232, 0.045) 0 1px,
    transparent 1px 88px
  );
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  top: -40%;
  right: -20%;
  width: 62%;
  height: 180%;
  background: linear-gradient(150deg, rgba(31, 122, 77, 0.62), rgba(31, 122, 77, 0) 64%);
  transform: rotate(14deg);
  pointer-events: none;
}

.page-faq .faq-hero-inner {
  position: relative;
  z-index: 1;
  max-width: var(--w-max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.page-faq .faq-crumb {
  margin-bottom: 26px;
}

.page-faq .faq-crumb .breadcrumb-link {
  color: var(--bone-70);
}

.page-faq .faq-crumb .breadcrumb-link[aria-current="page"] {
  color: var(--amber);
}

.page-faq .faq-kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.22em;
  color: var(--flux);
}

.page-faq .faq-h1 {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-size: var(--fs-112);
  font-weight: 800;
  line-height: 0.98;
  letter-spacing: -0.03em;
  color: var(--bone);
}

.page-faq .faq-lead {
  max-width: 660px;
  margin: 22px 0 0;
  font-size: var(--fs-17);
  line-height: 1.9;
  color: var(--bone-70);
}

.page-faq .faq-search {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  max-width: 620px;
  margin-top: 32px;
}

.page-faq .faq-search .search-label {
  flex: none;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--moss);
}

.page-faq .faq-search .search-input {
  flex: 1 1 240px;
  min-width: 0;
  padding: 12px 20px;
  border-radius: var(--pill);
  border: 1px solid var(--bone-16);
  background: rgba(244, 241, 232, 0.06);
  color: var(--bone);
  font-family: var(--font-body);
  font-size: var(--fs-14);
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.page-faq .faq-search .search-input::placeholder {
  color: rgba(244, 241, 232, 0.42);
}

.page-faq .faq-search .search-input:focus-visible {
  border-color: var(--flux);
  box-shadow: 0 0 0 3px rgba(183, 243, 74, 0.22);
}

.page-faq .faq-search .search-status {
  flex: 1 0 100%;
  margin: 0;
  min-height: 1em;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--flux);
}

.page-faq .faq-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 24px;
  margin: 36px 0 0;
  padding-top: 26px;
  border-top: 1px solid var(--bone-16);
}

.page-faq .faq-stat {
  display: flex;
  flex-direction: column-reverse;
  margin: 0;
}

.page-faq .faq-stat-value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-30);
  line-height: 1.1;
  color: var(--amber);
}

.page-faq .faq-stat-label {
  margin: 8px 0 0;
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--bone-70);
}

/* ---------- 主体骨架 ---------- */

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 56px);
  max-width: var(--w-max);
  margin: 0 auto;
  padding: clamp(40px, 6vw, 76px) var(--gutter) clamp(56px, 8vw, 104px);
}

.page-faq .faq-rail {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-faq .faq-rail-title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.18em;
  color: var(--moss);
}

.page-faq .faq-index {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px;
}

.page-faq .faq-index-link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 12px;
  border-radius: var(--pill);
  font-size: var(--fs-14);
  line-height: 1.5;
  color: var(--stone-78);
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease;
}

.page-faq .faq-index-link:hover {
  background: rgba(31, 122, 77, 0.1);
  color: var(--pitch-deep);
}

.page-faq .faq-index-link[aria-current="true"] {
  background: var(--pitch);
  color: #fff;
}

.page-faq .faq-index-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--moss);
}

.page-faq .faq-index-link[aria-current="true"] .faq-index-num {
  color: var(--flux);
}

.page-faq .faq-rail-status {
  margin: 6px 0 0;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  background: var(--ink);
  color: var(--amber);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
}

.page-faq .faq-rail-status:empty {
  display: none;
}

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

/* ---------- 问答块 ---------- */

.page-faq .faq-block {
  padding-top: clamp(30px, 4.5vw, 52px);
  margin-bottom: clamp(30px, 4.5vw, 52px);
  border-top: 1px solid var(--mist);
}

.page-faq .faq-block:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-faq .faq-q {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: var(--fs-30);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--ink);
  transition: color 0.25s ease;
}

.page-faq .faq-q-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  font-weight: 400;
  color: var(--clay);
  transition: color 0.25s ease;
}

.page-faq .faq-block.is-active .faq-q {
  color: var(--pitch-deep);
}

.page-faq .faq-block.is-active .faq-q-num {
  color: var(--ref);
}

.page-faq .faq-verdict {
  max-width: var(--w-read);
  margin: 0 0 22px;
  padding: 16px 20px 16px 22px;
  border-left: 4px solid var(--pitch);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(31, 122, 77, 0.07);
  font-size: var(--fs-17);
  font-weight: 600;
  line-height: 1.8;
  color: var(--ink);
}

.page-faq .faq-body {
  max-width: 760px;
}

.page-faq .faq-body p {
  margin: 0 0 18px;
  font-size: var(--fs-17);
  line-height: 1.85;
  color: var(--stone-78);
}

/* ---------- 字段表 ---------- */

.page-faq .faq-spec {
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 1px;
  border: 1px solid var(--mist);
  border-radius: var(--radius-md);
  background: var(--mist);
  overflow: hidden;
}

.page-faq .faq-spec-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 16px 20px;
  background: #fff;
}

.page-faq .faq-spec-key {
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  letter-spacing: 0.04em;
  color: var(--pitch-deep);
}

.page-faq .faq-spec-val {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--stone-78);
}

/* ---------- 图 ---------- */

.page-faq .faq-figure {
  max-width: 720px;
  margin: 0 0 24px;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  object-fit: cover;
}

.page-faq .faq-figure figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
  color: var(--moss);
}

/* ---------- 折叠追问 ---------- */

.page-faq .faq-more {
  max-width: var(--w-read);
  margin: 0 0 22px;
  border: 1px solid var(--mist);
  border-radius: var(--radius-md);
  background: #fff;
}

.page-faq .faq-more summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 20px;
  cursor: pointer;
  list-style: none;
  font-size: var(--fs-14);
  font-weight: 600;
  color: var(--pitch-deep);
}

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

.page-faq .faq-more summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: var(--fs-17);
  color: var(--moss);
}

.page-faq .faq-more[open] summary::after {
  content: "–";
}

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

.page-faq .faq-more-body {
  padding: 0 20px 18px;
}

.page-faq .faq-more-body p {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.85;
  color: var(--stone-78);
}

/* ---------- 步骤 ---------- */

.page-faq .faq-steps {
  max-width: var(--w-read);
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .faq-step {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}

.page-faq .faq-step-num {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: var(--pill);
  background: var(--stone);
  color: var(--flux);
  font-family: var(--font-mono);
  font-size: var(--fs-14);
}

.page-faq .faq-step p {
  margin: 0;
  padding-top: 6px;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--stone-78);
}

/* ---------- 刷新节奏 ---------- */

.page-faq .faq-rhythm {
  max-width: var(--w-read);
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .faq-rhythm-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 16px;
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  background: var(--ink);
  color: var(--bone-70);
  font-size: var(--fs-14);
  line-height: 1.7;
}

.page-faq .faq-rhythm-time {
  flex: none;
  padding: 3px 12px;
  border-radius: var(--pill);
  background: rgba(242, 193, 78, 0.16);
  color: var(--amber);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
}

.page-faq .faq-rhythm-text {
  flex: 1 1 200px;
  min-width: 0;
}

/* ---------- 邮箱复制 ---------- */

.page-faq .faq-copy {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  max-width: var(--w-read);
  margin: 0 0 6px;
  padding: 14px 18px;
  border: 1px solid var(--mist);
  border-radius: var(--radius-md);
  background: #fff;
}

.page-faq .faq-copy-value {
  flex: 1 1 220px;
  min-width: 0;
  font-size: var(--fs-14);
  color: var(--ink);
  word-break: break-all;
}

/* ---------- 相关链接 ---------- */

.page-faq .faq-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-faq .faq-link-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--pill);
  border: 1px solid var(--pitch);
  font-size: var(--fs-14);
  color: var(--pitch-deep);
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease;
}

.page-faq .faq-link-pill:hover {
  background: var(--pitch);
  color: #fff;
}

/* ---------- 收尾 ---------- */

.page-faq .faq-cta {
  background: var(--ink);
  color: var(--bone);
  padding: clamp(44px, 7vw, 80px) 0;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.page-faq .faq-cta-inner {
  display: grid;
  gap: 22px;
  max-width: var(--w-max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.page-faq .faq-cta-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-30);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-faq .faq-cta-text {
  max-width: 560px;
  margin: 10px 0 0;
  font-size: var(--fs-14);
  line-height: 1.85;
  color: var(--bone-70);
}

.page-faq .faq-cta-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}

.page-faq .faq-cta-link {
  font-size: var(--fs-14);
  color: var(--bone);
  text-decoration: underline;
  text-underline-offset: 5px;
  text-decoration-color: rgba(244, 241, 232, 0.45);
}

.page-faq .faq-cta-link:hover {
  text-decoration-color: var(--amber);
}

/* ---------- 媒体查询 ---------- */

@media (min-width: 620px) {
  .page-faq .faq-spec-row {
    grid-template-columns: 116px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
}

@media (min-width: 620px) and (max-width: 959px) {
  .page-faq .faq-index {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .page-faq .faq-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 800px) {
  .page-faq .faq-cta-inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 32px;
  }

  .page-faq .faq-cta-actions {
    justify-content: flex-end;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-layout {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: clamp(40px, 5vw, 72px);
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 104px;
    align-self: start;
  }

  .page-faq .faq-index {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-q,
  .page-faq .faq-q-num,
  .page-faq .faq-index-link,
  .page-faq .faq-link-pill {
    transition: none;
  }
}