.page-faq {
  background: var(--paper);
  color: var(--ink);
}

/* ---------- 当前位置 ---------- */
.page-faq .faq-crumb {
  background: var(--sand-wash);
  border-bottom: 1px solid var(--hair);
  padding: 12px var(--gutter);
}
.page-faq .faq-crumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--stone);
}
.page-faq .faq-crumb li {
  display: flex;
  align-items: center;
  gap: 7px;
  min-width: 0;
}
.page-faq .faq-crumb li + li::before {
  content: "/";
  color: var(--sand);
  margin-right: 1px;
}
.page-faq .faq-crumb a {
  color: var(--teal-700);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}
.page-faq .faq-crumb a:hover {
  color: var(--cinnabar);
}
.page-faq .faq-crumb-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cinnabar);
  flex: 0 0 auto;
}

/* ---------- 标题带 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  background: var(--teal-900);
  color: var(--paper);
  padding: clamp(34px, 5.5vw, 66px) 0 clamp(46px, 7vw, 78px);
}
.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background: linear-gradient(100deg, transparent 0 55%, rgba(216, 162, 74, 0.16) 55% 100%);
  pointer-events: none;
}
.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  height: clamp(22px, 4vw, 46px);
  background: var(--paper);
  clip-path: polygon(0 100%, 100% 0, 100% 100%);
  pointer-events: none;
}
.page-faq .faq-hero-inner {
  position: relative;
  z-index: 1;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  grid-template-columns: minmax(0, 1fr);
}
.page-faq .faq-hero-copy {
  min-width: 0;
}
.page-faq .faq-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--sand);
}
.page-faq .faq-kicker::before {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--sand);
}
.page-faq .faq-hero h1 {
  margin: 0 0 16px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(31px, 5.2vw, 56px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--paper);
}
.page-faq .faq-hero-lead {
  max-width: 46ch;
  margin: 0 0 24px;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  letter-spacing: 0.01em;
  color: rgba(250, 247, 240, 0.82);
}
.page-faq .faq-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-faq .faq-hero-actions .btn--ghost {
  color: var(--paper);
  border-color: rgba(250, 247, 240, 0.42);
}
.page-faq .faq-hero-figure {
  position: relative;
  margin: 0;
  min-width: 0;
}
.page-faq .faq-hero-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.03);
  clip-path: polygon(0 0, 100% 0, 100% 88%, 88% 100%, 0 100%);
}
.page-faq .faq-hero-tag {
  position: absolute;
  left: 0;
  bottom: 14px;
  padding: 6px 12px;
  background: var(--sand);
  color: var(--teal-900);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}

/* ---------- 双纵列 ---------- */
.page-faq .faq-body {
  max-width: var(--shell);
  margin: 0 auto;
  padding: clamp(36px, 5.5vw, 68px) var(--gutter) clamp(52px, 7vw, 92px);
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  grid-template-columns: minmax(0, 1fr);
}

/* 左侧排查路径 */
.page-faq .faq-rail {
  min-width: 0;
}
.page-faq .faq-rail-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--stone);
}
.page-faq .faq-rail-list {
  position: relative;
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}
.page-faq .faq-rail-step {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  padding: 6px 4px 6px 0;
  color: var(--teal-800);
  text-decoration: none;
  font-size: 13.5px;
  line-height: 1.35;
  white-space: nowrap;
  transition: color var(--dur) var(--ease);
}
.page-faq .faq-rail-step:hover {
  color: var(--cinnabar);
}
.page-faq .faq-rail-step .num {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--teal-800);
  color: var(--sand-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0;
  position: relative;
  z-index: 1;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.page-faq .faq-rail-step:hover .num,
.page-faq .faq-rail-step:focus-visible .num {
  background: var(--sand);
  color: var(--teal-900);
}
.page-faq .faq-rail-step.is-now .num {
  background: var(--cinnabar);
  color: var(--paper);
}
.page-faq .faq-rail-step:focus-visible {
  outline: 2px solid var(--cinnabar);
  outline-offset: 4px;
}

/* ---------- 右侧折叠条目 ---------- */
.page-faq .faq-main {
  min-width: 0;
}
.page-faq .faq-entries {
  display: grid;
  gap: 0;
  min-width: 0;
}
.page-faq .faq-entry {
  border-bottom: 1px solid var(--hair);
  background: transparent;
  min-width: 0;
}
.page-faq .faq-entry:first-child {
  border-top: 1px solid var(--hair);
}
.page-faq .faq-entry summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 4px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(17px, 2.2vw, 22px);
  letter-spacing: -0.01em;
  line-height: 1.3;
  color: var(--teal-900);
  transition: color var(--dur) var(--ease);
}
.page-faq .faq-entry summary::-webkit-details-marker {
  display: none;
}
.page-faq .faq-entry summary:hover {
  color: var(--teal-600);
}
.page-faq .faq-entry summary:focus-visible {
  outline: 2px solid var(--cinnabar);
  outline-offset: 3px;
}
.page-faq .faq-entry summary h2 {
  margin: 0;
  font: inherit;
  color: inherit;
  letter-spacing: inherit;
  min-width: 0;
}
.page-faq .faq-entry summary .num {
  flex: 0 0 30px;
  width: 30px;
  padding: 4px 0;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.02em;
  color: var(--sand);
  background: rgba(216, 162, 74, 0.12);
  border: 1px solid rgba(216, 162, 74, 0.42);
}
.page-faq .faq-entry summary::after {
  content: "+";
  margin-left: auto;
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 18px;
  line-height: 1;
  color: var(--sand);
}
.page-faq .faq-entry[open] summary::after {
  content: "−";
}

.page-faq .faq-entry-body {
  position: relative;
  padding: 2px 4px 28px 42px;
  font-size: 15.5px;
  line-height: 1.78;
  letter-spacing: 0.01em;
  color: var(--ink);
  min-width: 0;
}
.page-faq .faq-entry-body > *:first-child {
  margin-top: 0;
}
.page-faq .faq-entry-body p {
  margin: 0 0 14px;
  max-width: 62ch;
}
.page-faq .faq-entry[open] .faq-entry-body::before {
  content: "";
  position: absolute;
  left: 18px;
  top: -6px;
  bottom: 26px;
  width: 2px;
  background: linear-gradient(180deg, var(--sand), rgba(216, 162, 74, 0.1));
}

/* 三步小卡 */
.page-faq .faq-steps {
  display: grid;
  gap: 14px;
  margin: 0 0 18px;
  padding: 0;
  min-width: 0;
}
.page-faq .faq-step {
  border-top: 2px solid var(--teal-600);
  padding-top: 11px;
  min-width: 0;
}
.page-faq .faq-step h3 {
  margin: 0 0 6px;
  font-family: var(--font-body);
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--teal-600);
}
.page-faq .faq-step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--ink);
}

/* 核对清单 */
.page-faq .faq-checks {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
  min-width: 0;
}
.page-faq .faq-checks li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.72;
}
.page-faq .faq-checks li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.62em;
  width: 8px;
  height: 8px;
  background: var(--sand);
  transform: rotate(45deg);
}

/* 图片 */
.page-faq .faq-figure {
  margin: 18px 0 4px;
}
.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}
.page-faq .faq-figure figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  line-height: 1.6;
  color: var(--stone);
}

/* 面板示意 */
.page-faq .faq-panelmap {
  margin: 0 0 20px;
  padding: 0;
}
.page-faq .pm-window {
  max-width: 520px;
  border: 1px solid rgba(14, 59, 54, 0.22);
  background: var(--paper);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
  overflow: hidden;
}
.page-faq .pm-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 9px 14px;
  background: var(--teal-800);
}
.page-faq .pm-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(250, 247, 240, 0.35);
}
.page-faq .pm-ver {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--sand);
}
.page-faq .pm-body {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 10px;
  padding: 14px;
  background: var(--sand-wash);
}
.page-faq .pm-left,
.page-faq .pm-right {
  display: grid;
  gap: 8px;
  padding: 12px;
  background: var(--paper);
  min-width: 0;
}
.page-faq .pm-left {
  border-left: 3px solid var(--teal-600);
}
.page-faq .pm-right {
  border-left: 3px solid var(--sand);
}
.page-faq .pm-label,
.page-faq .pm-entry strong {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 14px;
  color: var(--teal-900);
}
.page-faq .pm-entry {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px;
  min-width: 0;
}
.page-faq .pm-entry em {
  font-style: normal;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--cinnabar);
}
.page-faq .pm-line {
  display: block;
  height: 6px;
  background: rgba(14, 59, 54, 0.12);
}
.page-faq .pm-line.short {
  width: 62%;
}
.page-faq .faq-panelmap figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  line-height: 1.6;
  color: var(--stone);
}

/* 联系块 */
.page-faq .faq-contact {
  display: grid;
  gap: 8px;
  padding: 20px;
  background: var(--teal-800);
  color: var(--paper);
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 0 100%);
}
.page-faq .faq-contact p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.68;
  color: rgba(250, 247, 240, 0.84);
}
.page-faq .faq-contact-mail {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--sand);
  word-break: break-all;
}
.page-faq .faq-contact-hours {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: rgba(250, 247, 240, 0.62);
}

/* 文字链接 */
.page-faq .faq-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--teal-700);
  text-decoration: none;
  border-bottom: 1px solid var(--sand);
  padding-bottom: 2px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-faq .faq-link::after {
  content: "→";
  font-family: var(--font-mono);
  transition: transform var(--dur) var(--ease);
}
.page-faq .faq-link:hover {
  color: var(--cinnabar);
  border-color: var(--cinnabar);
}
.page-faq .faq-link:hover::after {
  transform: translateX(3px);
}
.page-faq .faq-link:focus-visible {
  outline: 2px solid var(--cinnabar);
  outline-offset: 3px;
}
.page-faq .faq-link--light {
  color: var(--sand);
  border-color: rgba(216, 162, 74, 0.5);
}
.page-faq .faq-link--light:hover {
  color: var(--sand-soft);
  border-color: var(--sand-soft);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero-inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: center;
  }
  .page-faq .faq-body {
    grid-template-columns: minmax(0, 232px) minmax(0, 1fr);
    align-items: start;
  }
  .page-faq .faq-rail {
    position: sticky;
    top: 128px;
  }
  .page-faq .faq-rail-list {
    display: grid;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }
  .page-faq .faq-rail-list::before {
    content: "";
    position: absolute;
    left: 14px;
    top: 16px;
    bottom: 16px;
    width: 2px;
    background: linear-gradient(180deg, var(--sand) 0%, rgba(216, 162, 74, 0.16) 100%);
  }
  .page-faq .faq-rail-step {
    padding: 9px 0;
    align-items: flex-start;
    white-space: normal;
  }
  .page-faq .faq-rail-step .num {
    margin-top: 1px;
  }
  .page-faq .faq-entry summary {
    padding: 22px 4px;
  }
  .page-faq .faq-entry-body {
    padding-bottom: 34px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-rail-step,
  .page-faq .faq-rail-step .num,
  .page-faq .faq-entry summary,
  .page-faq .faq-link,
  .page-faq .faq-link::after {
    transition: none;
  }
}