.page-faq {
  background: var(--green-800);
  color: var(--paper-050);
  overflow-x: hidden;
}

/* ---------- Hero ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 4vw, 48px) 0 clamp(96px, 12vw, 156px);
  background-color: var(--ink-950);
  background-image:
    repeating-linear-gradient(180deg, rgba(230, 241, 234, 0.045) 0 1px, transparent 1px 10px),
    radial-gradient(88% 70% at 10% 4%, rgba(111, 231, 210, 0.14), transparent 62%),
    linear-gradient(158deg, var(--ink-950) 0%, #0B1C17 54%, var(--green-700) 100%);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: -2%;
  right: -2%;
  bottom: -1px;
  height: clamp(52px, 8vw, 92px);
  background: var(--paper-050);
  clip-path: polygon(0 100%, 100% 20%, 100% 100%);
  pointer-events: none;
}

.page-faq .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-faq .breadcrumbs a {
  color: var(--paper-050);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 180ms ease, border-color 180ms ease;
}

.page-faq .breadcrumbs a:hover,
.page-faq .breadcrumbs a:focus-visible {
  color: var(--lime-400);
  border-bottom-color: var(--lime-400);
}

.page-faq .faq-hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 46px);
  align-items: end;
}

.page-faq .hero-copy .eyebrow {
  margin: 0 0 14px;
  color: var(--lime-200);
}

.page-faq .display-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(32px, 6.2vw, 62px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--paper-050);
}

.page-faq .hero-copy .lede {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  max-width: 54ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.75;
  color: var(--text-dim);
}

/* 静态检索外观 */
.page-faq .ask-box {
  padding: 16px;
  border-radius: var(--radius-m);
  border: 1px solid rgba(230, 241, 234, 0.2);
  background: rgba(230, 241, 234, 0.07);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.page-faq .ask-field {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 16px;
  border-radius: 999px;
  border: 1px solid rgba(230, 241, 234, 0.16);
  background: rgba(7, 18, 15, 0.62);
  font-size: 14px;
  color: var(--text-dim);
}

.page-faq .ask-icon {
  flex: none;
  color: var(--lime-400);
}

.page-faq .ask-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.page-faq .ask-tag {
  display: inline-block;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid rgba(230, 241, 234, 0.22);
  font-size: 13px;
  line-height: 1.4;
  color: var(--paper-050);
  text-decoration: none;
  transition: background-color 180ms ease, border-color 180ms ease, color 180ms ease;
}

.page-faq .ask-tag:hover,
.page-faq .ask-tag:focus-visible {
  background: var(--lime-400);
  border-color: var(--lime-400);
  color: var(--ink-950);
}

/* ---------- 通用区块 ---------- */
.page-faq .section {
  padding: clamp(52px, 7.5vw, 92px) 0;
}

.page-faq .section--paper {
  background: var(--paper-050);
  color: var(--ink-900);
}

.page-faq .section--ink {
  background: var(--ink-950);
  color: var(--paper-050);
}

.page-faq .section-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(25px, 3.6vw, 40px);
  line-height: 1.18;
  letter-spacing: -0.02em;
}

.page-faq .section--paper .section-title {
  color: var(--ink-900);
}

.page-faq .section--ink .section-title {
  color: var(--paper-050);
}

.page-faq .section--paper .eyebrow {
  margin: 0 0 12px;
  color: var(--slate-600);
}

.page-faq .section--ink .eyebrow {
  margin: 0 0 12px;
  color: var(--lime-200);
}

/* ---------- 状态色卡 ---------- */
.page-faq .states-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-faq .states-lede {
  margin: 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--slate-600);
}

.page-faq .state-cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-faq .state-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 18px 18px;
  border-radius: var(--radius-m);
  border: 1px solid rgba(230, 241, 234, 0.14);
  border-top: 3px solid rgba(230, 241, 234, 0.3);
  background: var(--green-800);
  color: var(--paper-050);
}

.page-faq .state-index {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan-300);
}

.page-faq .state-name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 21px;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.page-faq .state-flag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid rgba(245, 169, 63, 0.55);
  color: var(--amber-400);
}

.page-faq .state-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
  flex: 1;
}

.page-faq .state-link {
  align-self: flex-start;
  font-size: 13px;
  color: var(--lime-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(199, 247, 63, 0.35);
  padding-bottom: 1px;
  transition: color 180ms ease, border-color 180ms ease;
}

.page-faq .state-link:hover,
.page-faq .state-link:focus-visible {
  color: var(--lime-200);
  border-bottom-color: var(--lime-200);
}

.page-faq .state-card--alert {
  border-top-color: var(--amber-400);
  background: linear-gradient(160deg, #172C22 0%, var(--green-800) 72%);
}

.page-faq .state-figure {
  margin: clamp(26px, 4vw, 46px) 0 0;
}

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

.page-faq .state-figure figcaption {
  margin-top: 12px;
  font-family: var(--font-serif);
  font-size: 14px;
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: var(--slate-600);
}

/* ---------- 问答 ---------- */
.page-faq .triage-head {
  max-width: 52ch;
  margin-bottom: clamp(22px, 3.6vw, 38px);
}

.page-faq .triage-lede {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-faq .acc-list {
  border-top: 1px solid var(--line);
}

.page-faq .acc-item {
  border-bottom: 1px solid var(--line);
  scroll-margin-top: clamp(76px, 12vw, 110px);
  transition: background-color 220ms ease;
}

.page-faq .acc-item:target {
  background: rgba(199, 247, 63, 0.06);
}

.page-faq .acc-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 20px 14px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .acc-head:focus-visible {
  outline: 2px solid var(--lime-400);
  outline-offset: -2px;
}

.page-faq .acc-num {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan-300);
}

.page-faq .acc-q {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(15px, 1.8vw, 18px);
  line-height: 1.5;
  letter-spacing: -0.005em;
  color: var(--paper-050);
}

.page-faq .acc-mark {
  position: relative;
  width: 30px;
  height: 30px;
  flex: none;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  transition: border-color 220ms ease, background-color 220ms ease;
}

.page-faq .acc-mark::before,
.page-faq .acc-mark::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--lime-400);
  transform: translate(-50%, -50%);
}

.page-faq .acc-mark::before {
  width: 12px;
  height: 2px;
}

.page-faq .acc-mark::after {
  width: 2px;
  height: 12px;
  transition: transform 220ms ease, opacity 220ms ease;
}

.page-faq .acc-item[open] .acc-mark {
  border-color: var(--lime-400);
}

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

.page-faq .acc-body {
  position: relative;
  display: grid;
  gap: 14px;
  padding: 2px 14px 24px clamp(34px, 6vw, 52px);
}

.page-faq .acc-body::before {
  content: "";
  position: absolute;
  left: clamp(14px, 2.6vw, 22px);
  top: 4px;
  bottom: 24px;
  width: 1px;
  background: linear-gradient(180deg, var(--lime-400), rgba(199, 247, 63, 0));
}

.page-faq .acc-step p {
  margin: 7px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-faq .acc-step-tag {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.08em;
  padding: 3px 9px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  color: var(--paper-050);
}

.page-faq .acc-step:nth-child(2) .acc-step-tag {
  color: var(--cyan-300);
  border-color: rgba(111, 231, 210, 0.42);
}

.page-faq .acc-step:nth-child(3) .acc-step-tag {
  color: var(--amber-400);
  border-color: rgba(245, 169, 63, 0.42);
}

/* ---------- 提醒与连订 ---------- */
.page-faq .settings-head {
  max-width: 48ch;
  margin-bottom: clamp(24px, 4vw, 42px);
}

.page-faq .settings-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.4vw, 38px);
}

.page-faq .setting-block {
  padding: clamp(20px, 3vw, 28px);
  border-radius: var(--radius-m);
  border: 1px solid rgba(16, 28, 24, 0.12);
  border-left: 3px solid var(--green-700);
  background: #FFFFFF;
}

.page-faq .setting-block--offset {
  border-left-color: var(--cyan-300);
}

.page-faq .setting-title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(18px, 2.2vw, 22px);
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--ink-900);
}

.page-faq .chan-list {
  margin: 0;
  display: grid;
  gap: 14px;
}

.page-faq .chan {
  display: grid;
  gap: 5px;
}

.page-faq .chan-name {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--slate-600);
}

.page-faq .chan--warn .chan-name {
  color: var(--amber-400);
}

.page-faq .chan dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-900);
}

.page-faq .setting-note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px dashed rgba(16, 28, 24, 0.16);
  font-family: var(--font-serif);
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate-600);
}

.page-faq .split-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-faq .split-list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-900);
}

.page-faq .split-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 8px;
  height: 2px;
  background: var(--green-700);
}

.page-faq .setting-link {
  display: inline-block;
  margin-top: 18px;
  font-size: 14px;
  color: var(--ink-900);
  text-decoration: none;
  border-bottom: 1px solid var(--ink-900);
  padding-bottom: 2px;
}

.page-faq .setting-link:hover,
.page-faq .setting-link:focus-visible {
  color: var(--slate-600);
  border-bottom-color: var(--slate-600);
}

/* ---------- 转人工 ---------- */
.page-faq .human-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-faq .human-lede {
  margin: 16px 0 0;
  max-width: 50ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-faq .human-steps {
  list-style: none;
  margin: clamp(22px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .human-steps li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(230, 241, 234, 0.1);
  font-size: 14px;
  line-height: 1.6;
  color: var(--paper-050);
}

.page-faq .step-idx {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--lime-400);
}

.page-faq .contact-lines {
  margin: clamp(22px, 3vw, 30px) 0 0;
  display: grid;
  gap: 10px;
}

.page-faq .contact-line {
  display: grid;
  grid-template-columns: minmax(0, auto) minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
}

.page-faq .contact-line .foot-label {
  font-family: var(--font-serif);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}

.page-faq .contact-line dd {
  margin: 0;
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--paper-050);
  word-break: break-all;
}

.page-faq .human-copy .btn {
  margin-top: clamp(22px, 3vw, 30px);
}

.page-faq .human-figure {
  margin: 0;
}

.page-faq .human-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: var(--radius-l);
  border: 1px solid rgba(230, 241, 234, 0.12);
}

.page-faq .human-figure figcaption {
  margin-top: 12px;
  font-family: var(--font-serif);
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: var(--text-dim);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .state-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero-inner {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
  }

  .page-faq .states-head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.82fr);
    align-items: end;
    gap: 32px;
  }

  .page-faq .state-cards {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
  }

  .page-faq .settings-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }

  .page-faq .setting-block--offset {
    margin-top: 44px;
  }

  .page-faq .human-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 56px;
  }
}

@media (min-width: 1180px) {
  .page-faq .ask-box {
    transform: translateX(-8px);
  }

  .page-faq .state-card:nth-child(2) {
    transform: translateY(14px);
  }

  .page-faq .state-card:nth-child(4) {
    transform: translateY(6px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .ask-tag,
  .page-faq .acc-item,
  .page-faq .acc-mark,
  .page-faq .acc-mark::after {
    transition-duration: 1ms;
  }
}