.page-faq {
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-faq .faq-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(16px, 2.5vw, 26px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.page-faq .faq-crumbs a {
  color: var(--moss);
  text-decoration: none;
  border-bottom: 1px solid var(--slate);
  padding-bottom: 2px;
}

.page-faq .faq-crumbs a:hover,
.page-faq .faq-crumbs a:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--orange);
}

.page-faq .faq-crumbs .crumb-sep {
  color: var(--slate);
}

.page-faq .faq-crumbs [aria-current="page"] {
  color: var(--ink);
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  position: relative;
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  padding: clamp(22px, 4vw, 48px);
  background: var(--green);
  color: var(--paper);
  border: var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -25%;
  right: -12%;
  width: 58%;
  height: 150%;
  background: repeating-linear-gradient(115deg, rgba(81, 242, 207, 0.16) 0 2px, transparent 2px 28px);
  pointer-events: none;
}

.page-faq .faq-hero-copy {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero .eyebrow {
  display: inline-block;
  margin: 0 0 14px;
  padding: 5px 12px;
  color: var(--green);
  background: var(--neon);
  border-radius: var(--pill);
  font-size: 11px;
  letter-spacing: 0.14em;
}

.page-faq .faq-hero h1 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.85rem, 5.2vw, 3.5rem);
  line-height: 1.14;
  letter-spacing: -0.03em;
  color: var(--paper-white);
}

.page-faq .faq-lead {
  margin: 0;
  max-width: 48ch;
  font-size: clamp(0.95rem, 1.1vw, 1.05rem);
  line-height: 1.85;
  color: rgba(245, 238, 223, 0.86);
}

.page-faq .faq-marks {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-marks li {
  padding: 7px 12px;
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--neon);
  border: 1px solid rgba(81, 242, 207, 0.45);
  border-radius: var(--pill);
  background: rgba(8, 42, 36, 0.5);
}

.page-faq .faq-hero-figure {
  position: relative;
  z-index: 1;
  margin: 0;
  border: 2px solid var(--neon);
  border-radius: var(--radius);
  background: var(--green);
  overflow: hidden;
  transform: rotate(-1deg);
}

.page-faq .faq-hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-faq .image-caption {
  display: block;
  padding: 8px 12px;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--slate);
  background: var(--green);
  border-top: 1px solid rgba(143, 165, 184, 0.4);
}

/* ---------- 问答分组 ---------- */

.page-faq .faq-body {
  margin-top: clamp(44px, 7vw, 92px);
}

.page-faq .faq-body-head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(20px, 3vw, 32px);
  padding-bottom: 16px;
  border-bottom: var(--border);
}

.page-faq .faq-body-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-faq .faq-body-intro {
  margin: 0;
  max-width: 54ch;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--moss);
}

.page-faq .faq-tabs {
  display: grid;
  gap: clamp(18px, 2.5vw, 30px);
}

.page-faq .faq-tablist {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding: 4px 4px 12px;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-faq .tab {
  flex: 0 0 auto;
  min-height: 44px;
  padding: 10px 16px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--ink);
  background: var(--paper-white);
  border: var(--border);
  border-radius: var(--pill);
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease),
    box-shadow 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-faq .tab:hover {
  transform: translateY(-2px);
  box-shadow: 3px 3px 0 var(--slate);
}

.page-faq .tab[aria-selected="true"] {
  background: var(--green);
  color: var(--neon);
  box-shadow: 4px 4px 0 var(--orange);
}

.page-faq .tab:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 3px;
}

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

.page-faq .tab-panel[hidden] {
  display: none;
}

.page-faq .qa {
  margin-bottom: 14px;
  background: var(--paper-white);
  border: var(--border);
  border-radius: var(--radius);
  box-shadow: 4px 4px 0 rgba(27, 21, 17, 0.18);
  transition: box-shadow 0.2s var(--ease);
}

.page-faq .qa[open] {
  box-shadow: 6px 6px 0 var(--orange);
}

.page-faq .qa summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  min-height: 44px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.55;
  color: var(--ink);
}

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

.page-faq .qa summary::after {
  content: "+";
  margin-left: auto;
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 20px;
  line-height: 1;
  color: var(--moss);
}

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

.page-faq .qa summary:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: -3px;
}

.page-faq .qa-num {
  flex: 0 0 auto;
  margin-top: 2px;
  padding: 2px 7px;
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--moss);
  background: var(--paper);
  border: 1px solid var(--slate);
  border-radius: var(--pill);
}

.page-faq .qa-q {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .qa-a {
  padding: 0 18px 20px 18px;
  border-top: 1px dashed var(--slate);
  margin-top: 0;
  padding-top: 14px;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--ink);
}

.page-faq .qa-a p {
  margin: 0 0 12px;
}

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

.page-faq .qa-a a {
  color: var(--moss);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: var(--orange);
  text-underline-offset: 3px;
}

.page-faq .qa-a a:hover,
.page-faq .qa-a a:focus-visible {
  color: var(--ink);
  background: rgba(255, 107, 61, 0.16);
}

/* ---------- 支持区 ---------- */

.page-faq .faq-support {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  margin-top: clamp(52px, 8vw, 104px);
}

.page-faq .support-card {
  padding: clamp(22px, 4vw, 42px);
  background: var(--paper-white);
  border: var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
}

.page-faq .support-card .eyebrow {
  display: inline-block;
  margin: 0 0 14px;
  padding: 5px 12px;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--paper-white);
  background: var(--moss);
  border-radius: var(--pill);
}

.page-faq .support-card h2 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.35rem, 2.6vw, 1.95rem);
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-faq .support-card p {
  margin: 0 0 20px;
  max-width: 52ch;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--ink);
}

.page-faq .support-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 22px;
}

.page-faq .support-actions .btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 11px 22px;
  font-weight: 700;
  text-decoration: none;
  border: var(--border);
  border-radius: var(--pill);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-faq .support-actions .btn-primary {
  background: var(--green);
  color: var(--neon);
  box-shadow: 4px 4px 0 var(--orange);
}

.page-faq .support-actions .btn-secondary {
  background: var(--paper);
  color: var(--ink);
  box-shadow: 4px 4px 0 var(--slate);
}

.page-faq .support-actions .btn:hover {
  transform: translateY(-2px);
}

.page-faq .support-actions .btn:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 3px;
}

.page-faq .support-links {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: var(--border);
}

.page-faq .support-links li {
  border-bottom: 1px solid rgba(143, 165, 184, 0.55);
}

.page-faq .support-links a {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 0 10px 18px;
  position: relative;
  font-size: 0.92rem;
  color: var(--ink);
  text-decoration: none;
  transition: color 0.18s var(--ease), padding-left 0.18s var(--ease);
}

.page-faq .support-links a::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 8px;
  height: 2px;
  background: var(--orange);
  transform: translateY(-50%);
}

.page-faq .support-links a:hover,
.page-faq .support-links a:focus-visible {
  color: var(--moss);
  padding-left: 24px;
}

.page-faq .support-figure {
  margin: 0;
  border: var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
  background: var(--paper-white);
}

.page-faq .support-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 9 / 7;
  object-fit: cover;
}

.page-faq .support-figure .image-caption {
  color: var(--moss);
  background: var(--paper);
  border-top: var(--border);
}

/* ---------- 中等屏幕 ---------- */

@media (min-width: 720px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-faq .faq-hero-figure {
    transform: rotate(-1.6deg);
  }

  .page-faq .faq-body-head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: end;
  }

  .page-faq .support-figure img {
    aspect-ratio: 16 / 10;
  }
}

/* ---------- 桌面端 ---------- */

@media (min-width: 960px) {
  .page-faq .faq-tabs {
    grid-template-columns: 236px minmax(0, 1fr);
    align-items: start;
    gap: clamp(28px, 3.5vw, 52px);
  }

  .page-faq .faq-tablist {
    position: sticky;
    top: 108px;
    flex-direction: column;
    overflow: visible;
    padding: 0;
    gap: 10px;
  }

  .page-faq .faq-tablist .tab {
    width: 100%;
    justify-content: flex-start;
    text-align: left;
    padding: 13px 18px;
    border-radius: var(--radius);
  }

  .page-faq .faq-panels {
    border-left: 1px solid rgba(143, 165, 184, 0.6);
    padding-left: clamp(20px, 3vw, 36px);
  }

  .page-faq .faq-support {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .tab,
  .page-faq .qa,
  .page-faq .support-actions .btn,
  .page-faq .support-links a {
    transition: none;
  }

  .page-faq .faq-hero-figure {
    transform: none;
  }
}
<<<END>>>