.page-faq {
  --faq-panel: rgba(246, 243, 234, 0.04);
  --faq-soft-line: rgba(213, 222, 218, 0.7);
  background: var(--paper);
  color: var(--black);
  font-family: var(--font-body);
  overflow-x: clip;
}

.page-faq .container {
  width: min(var(--max), calc(100% - var(--gutter) * 2));
  margin-inline: auto;
}

.page-faq h1,
.page-faq h2,
.page-faq h3 {
  font-family: var(--font-title);
  letter-spacing: -0.02em;
}

.page-faq h2 {
  margin: 0;
  font-size: clamp(26px, 4.2vw, 36px);
  line-height: 1.25;
  font-weight: 800;
}

.page-faq h3 {
  font-size: 20px;
  line-height: 1.35;
  font-weight: 700;
}

.page-faq p {
  margin: 0;
}

/* 首屏 */
.page-faq .faq-hero {
  position: relative;
  padding: calc(var(--h) + 36px) 0 56px;
  color: var(--paper);
  background:
    radial-gradient(circle at 82% 8%, rgba(200, 162, 83, 0.17), transparent 42%),
    linear-gradient(155deg, var(--ink-900) 0%, var(--black) 100%);
  border-bottom: 1px solid var(--line-light);
}

.page-faq .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--slate-200);
}

.page-faq .breadcrumb-list a {
  color: var(--gold-300);
  text-decoration: none;
}

.page-faq .breadcrumb-list a:hover {
  color: var(--gold-500);
}

.page-faq .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  margin-right: 8px;
  color: var(--slate-500);
}

.page-faq .hero-grid {
  display: grid;
  gap: 32px;
}

.page-faq .hero-copy h1 {
  max-width: 17ch;
  margin: 14px 0 20px;
  font-size: clamp(30px, 5.8vw, 56px);
  line-height: 1.14;
  font-weight: 800;
  letter-spacing: -0.025em;
}

.page-faq .hero-lead {
  max-width: 62ch;
  color: rgba(246, 243, 234, 0.78);
  font-size: 16px;
  line-height: 1.8;
}

.page-faq .hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

.page-faq .hero-meta span {
  padding: 6px 10px;
  border: 1px solid var(--line-gold);
  border-radius: 2px;
  color: var(--gold-300);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.page-faq .hot-panel {
  align-self: start;
  padding: 20px;
  border: 1px solid var(--line-gold);
  border-radius: var(--radius);
  background: var(--faq-panel);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.18);
}

.page-faq .hot-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-light);
}

.page-faq .hot-head h2 {
  font-size: 15px;
  letter-spacing: 0.06em;
  color: var(--gold-300);
}

.page-faq .hot-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .hot-list li + li {
  border-top: 1px solid var(--line-light);
}

.page-faq .hot-link {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 10px;
  padding: 12px 0;
  color: var(--paper);
  font-size: 14px;
  line-height: 1.55;
  text-decoration: none;
  transition: color 180ms var(--ease);
}

.page-faq .hot-link:hover {
  color: var(--gold-300);
}

.page-faq .hot-index {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gold-500);
  letter-spacing: 0.04em;
}

/* 章节节奏 */
.page-faq .section {
  padding: 56px 0;
}

.page-faq .section-head {
  display: grid;
  gap: 12px;
  max-width: 760px;
  margin-bottom: 28px;
}

.page-faq .section-head > p:last-child {
  color: var(--ink-700);
  font-size: 15px;
  line-height: 1.8;
}

/* 三步卡 */
.page-faq .faq-steps {
  background: var(--paper);
}

.page-faq .faq-figure {
  margin: 0 0 28px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--slate-200);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-faq .faq-figure figcaption {
  padding: 10px 14px;
  background: rgba(213, 222, 218, 0.35);
  color: var(--slate-500);
  font-size: 12px;
  line-height: 1.6;
}

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

.page-faq .step-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
  padding: 22px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--gold-500);
  border-radius: var(--radius);
  background: #fffdf7;
  box-shadow: var(--shadow-card);
  transition: transform 180ms var(--ease), box-shadow 180ms var(--ease);
}

.page-faq .step-card:hover {
  transform: rotateX(2deg) translateY(-2px);
  box-shadow: 0 2px 0 rgba(10, 33, 29, 0.05), 0 16px 36px rgba(10, 33, 29, 0.08);
}

.page-faq .step-num {
  font-family: var(--font-mono);
  font-size: 44px;
  line-height: 1;
  color: var(--gold-500);
  letter-spacing: 0.04em;
}

.page-faq .step-card h3 {
  margin: 0;
  color: var(--ink-900);
}

.page-faq .step-card > p:not(.step-result) {
  color: var(--ink-700);
  font-size: 15px;
  line-height: 1.75;
}

.page-faq .step-result {
  padding-top: 10px;
  border-top: 1px solid var(--line);
  color: var(--slate-500);
  font-size: 13px;
  line-height: 1.6;
}

.page-faq .step-card details {
  margin-top: auto;
  padding-top: 10px;
  border-top: 1px solid var(--line);
}

.page-faq .step-card summary {
  cursor: pointer;
  color: var(--ink-500);
  font-size: 12px;
  letter-spacing: 0.08em;
  list-style: none;
}

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

.page-faq .step-card details[open] summary {
  color: var(--cinnabar);
}

.page-faq .step-card details p {
  margin-top: 8px;
  color: var(--slate-500);
  font-size: 13px;
  line-height: 1.7;
}

/* 范围选择 */
.page-faq .faq-ranges {
  color: var(--paper);
  background:
    linear-gradient(90deg, rgba(30, 90, 75, 0.18) 1px, transparent 1px),
    linear-gradient(0deg, rgba(30, 90, 75, 0.18) 1px, transparent 1px),
    var(--ink-900);
  background-size: 44px 44px, 44px 44px, auto;
}

.page-faq .faq-ranges .section-head > p:last-child {
  color: rgba(246, 243, 234, 0.72);
}

.page-faq .faq-ranges h2 {
  color: var(--paper);
}

.page-faq .faq-ranges .eyebrow {
  color: var(--gold-300);
}

.page-faq .faq-ranges .faq-figure {
  border-color: var(--line-gold);
  background: var(--ink-700);
}

.page-faq .faq-ranges .faq-figure figcaption {
  background: var(--ink-700);
  color: var(--slate-200);
}

.page-faq .range-switch {
  margin-top: 28px;
}

.page-faq .range-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-faq .range-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line-light);
}

.page-faq .range-tabs label {
  padding: 12px 8px;
  border: 1px solid var(--line-light);
  border-radius: 2px;
  color: var(--slate-200);
  font-size: 15px;
  text-align: center;
  cursor: pointer;
  transition: background 200ms var(--ease), color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-faq .range-tabs label:hover {
  border-color: var(--gold-500);
  color: var(--gold-300);
}

.page-faq #range-single:checked ~ .range-tabs label[for="range-single"],
.page-faq #range-day:checked ~ .range-tabs label[for="range-day"],
.page-faq #range-period:checked ~ .range-tabs label[for="range-period"] {
  border-color: var(--gold-300);
  background: var(--gold-300);
  color: var(--ink-900);
  font-weight: 700;
}

.page-faq #range-single:focus-visible ~ .range-tabs label[for="range-single"],
.page-faq #range-day:focus-visible ~ .range-tabs label[for="range-day"],
.page-faq #range-period:focus-visible ~ .range-tabs label[for="range-period"] {
  outline: 2px solid var(--gold-500);
  outline-offset: 2px;
}

.page-faq .range-panels {
  margin-top: 20px;
}

.page-faq .range-panel {
  display: none;
  padding: 22px;
  border: 1px solid var(--line-light);
  border-radius: var(--radius);
  background: rgba(18, 58, 50, 0.92);
}

.page-faq #range-single:checked ~ .range-panels #panel-single,
.page-faq #range-day:checked ~ .range-panels #panel-day,
.page-faq #range-period:checked ~ .range-panels #panel-period {
  display: block;
}

.page-faq .range-panel h3 {
  margin: 0 0 10px;
  color: var(--gold-300);
}

.page-faq .range-panel p {
  margin: 0 0 10px;
  color: rgba(246, 243, 234, 0.82);
  font-size: 15px;
  line-height: 1.75;
}

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

.page-faq .range-facts span {
  padding: 5px 8px;
  border: 1px solid var(--line-gold);
  border-radius: 2px;
  color: var(--gold-300);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
}

/* 问答长列表 */
.page-faq .faq-list-section {
  background: var(--paper);
}

.page-faq .faq-groups {
  margin-top: 24px;
}

.page-faq .faq-group {
  display: grid;
  gap: 16px;
  padding: 28px 0;
  border-top: 1px solid var(--line);
}

.page-faq .faq-group-head {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.page-faq .group-index {
  flex: none;
  color: var(--gold-500);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}

.page-faq .group-title {
  margin: 0;
  color: var(--ink-900);
  font-size: 18px;
  line-height: 1.4;
  letter-spacing: 0.02em;
}

.page-faq .group-note {
  margin: 0;
  color: var(--slate-500);
  font-size: 12px;
  line-height: 1.6;
}

.page-faq .faq-group-body {
  min-width: 0;
}

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

.page-faq .faq-item:first-child {
  border-top: 1px solid var(--line);
}

.page-faq .faq-item summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 0;
  color: var(--ink-900);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
  list-style: none;
  cursor: pointer;
}

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

.page-faq .faq-item summary::after {
  content: "+";
  flex: none;
  margin-left: auto;
  color: var(--gold-500);
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
}

.page-faq .faq-item[open] summary::after {
  content: "−";
  color: var(--cinnabar);
}

.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--gold-500);
  outline-offset: 2px;
}

.page-faq .faq-answer {
  max-width: 72ch;
  padding: 0 0 18px;
  color: var(--ink-700);
  font-size: 15px;
  line-height: 1.8;
}

.page-faq .faq-answer p + p {
  margin-top: 8px;
}

.page-faq .faq-answer a {
  color: var(--ink-500);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-answer a:hover {
  color: var(--cinnabar);
}

.page-faq .faq-item[open] .faq-answer {
  animation: faqAnswerIn 280ms var(--ease);
}

@keyframes faqAnswerIn {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* 人工协助 */
.page-faq .faq-help {
  background: var(--paper);
  border-top: 1px solid var(--line);
}

.page-faq .help-grid {
  display: grid;
  gap: 24px;
  margin-top: 28px;
}

.page-faq .help-copy h2 {
  margin: 8px 0 14px;
}

.page-faq .help-copy > p {
  max-width: 62ch;
  color: var(--ink-700);
  font-size: 15px;
  line-height: 1.8;
}

.page-faq .material-list {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .material-list li {
  position: relative;
  padding-left: 22px;
  color: var(--ink-700);
  font-size: 14px;
  line-height: 1.65;
}

.page-faq .material-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 10px;
  height: 10px;
  border: 1px solid var(--gold-500);
  background: rgba(200, 162, 83, 0.14);
}

.page-faq .help-note {
  margin-top: 18px;
  color: var(--slate-500);
  font-size: 13px;
  line-height: 1.7;
}

.page-faq .help-note a {
  color: var(--ink-500);
  text-underline-offset: 3px;
}

.page-faq .contact-panel {
  padding: 24px;
  border: 1px solid var(--ink-700);
  border-radius: var(--radius);
  background: var(--ink-900);
  color: var(--paper);
  box-shadow: var(--shadow-card);
}

.page-faq .contact-panel h3 {
  margin: 0 0 4px;
  color: var(--gold-300);
}

.page-faq .contact-panel > p {
  margin: 0 0 18px;
  color: rgba(246, 243, 234, 0.72);
  font-size: 13px;
  line-height: 1.65;
}

.page-faq .contact-row {
  padding: 14px 0;
  border-top: 1px solid var(--line-light);
}

.page-faq .contact-key {
  display: block;
  margin-bottom: 4px;
  color: var(--slate-200);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-faq .contact-value {
  display: block;
  overflow-wrap: anywhere;
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.55;
  text-decoration: none;
}

a.page-faq .contact-value:hover,
.page-faq a.contact-value:hover {
  color: var(--gold-300);
}

.page-faq .contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

@media (min-width: 760px) {
  .page-faq .faq-hero {
    padding: calc(var(--h) + 52px) 0 72px;
  }

  .page-faq .section {
    padding: 80px 0;
  }

  .page-faq .steps-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-faq .faq-figure {
    margin-bottom: 34px;
  }

  .page-faq .range-panel {
    padding: 28px;
  }

  .page-faq .help-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
    gap: 40px;
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-faq .hero-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.9fr);
    align-items: end;
    gap: 48px;
  }

  .page-faq .hot-panel {
    padding: 24px;
  }

  .page-faq .faq-group {
    grid-template-columns: 170px minmax(0, 1fr);
    gap: 40px;
    padding: 36px 0;
  }

  .page-faq .faq-group-head {
    position: sticky;
    top: calc(var(--h-sm) + 24px);
    flex-direction: column;
    align-self: start;
  }

  .page-faq .group-title {
    writing-mode: vertical-rl;
    letter-spacing: 0.18em;
  }

  .page-faq .group-note {
    max-width: 14ch;
  }
}

@media (min-width: 1080px) {
  .page-faq .section {
    padding: 92px 0;
  }

  .page-faq .hero-copy h1 {
    margin-top: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .step-card,
  .page-faq .range-tabs label,
  .page-faq .hot-link {
    transition: none;
  }

  .page-faq .step-card:hover {
    transform: none;
  }

  .page-faq .faq-item[open] .faq-answer {
    animation: none;
  }
}
<<<END>>>