.page-faq {
  --faq-panel: rgba(28, 23, 32, 0.7);
  --faq-panel-solid: #1C1720;
  --faq-line: rgba(243, 233, 218, 0.1);
  --faq-line-strong: rgba(243, 233, 218, 0.22);
  --faq-ink-soft: #241E28;
  display: block;
  padding-bottom: clamp(48px, 8vw, 100px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(26px, 5vw, 60px) 0 clamp(26px, 4vw, 44px);
  overflow: hidden;
  isolation: isolate;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(760px 360px at 88% -14%, rgba(138, 43, 226, 0.3), transparent 68%),
    radial-gradient(520px 300px at 2% 6%, rgba(94, 242, 214, 0.13), transparent 72%),
    radial-gradient(420px 260px at 60% 110%, rgba(224, 36, 94, 0.16), transparent 74%);
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 4vw, 46px);
  margin-top: clamp(16px, 2.6vw, 28px);
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: end;
  }
}

.page-faq .faq-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.02em;
  font-size: clamp(30px, 5.4vw, 56px);
  line-height: 1.1;
  color: var(--text-strong);
}

.page-faq .faq-hero .lead {
  margin: clamp(14px, 2vw, 20px) 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1.85;
  color: var(--text);
}

.page-faq .faq-hero__points {
  list-style: none;
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-hero__points li {
  display: flex;
  align-items: baseline;
  gap: 11px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text);
}

.page-faq .faq-hero__points li::before {
  content: "";
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 4px rgba(94, 242, 214, 0.14);
  transform: translateY(-1px);
}

.page-faq .faq-hero__points .num {
  color: var(--amber);
  font-size: 15px;
}

.page-faq .faq-hero__media {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--faq-line-strong);
  background: var(--faq-panel-solid);
  box-shadow: 0 40px 80px -56px rgba(0, 0, 0, 0.95);
}

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

.page-faq .faq-hero__media .media-frame__caption,
.page-faq .faq-figure .media-frame__caption {
  display: block;
  padding: 10px 15px;
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--mist);
  background: rgba(18, 15, 20, 0.82);
}

/* ---------- 胶囊步骤条 ---------- */
.page-faq .faq-steps {
  border-top: 1px solid var(--faq-line);
  border-bottom: 1px solid var(--faq-line);
  background: linear-gradient(90deg, rgba(28, 23, 32, 0.92), rgba(18, 15, 20, 0.5));
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: none;
}

.page-faq .faq-steps::-webkit-scrollbar {
  display: none;
}

.page-faq .faq-steps__inner {
  padding-top: 0;
  padding-bottom: 0;
}

.page-faq .faq-steps__list {
  list-style: none;
  margin: 0;
  padding: 14px 0;
  display: flex;
  gap: 9px;
  width: max-content;
  min-width: 100%;
}

.page-faq .faq-step {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 17px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--faq-line);
  background: rgba(18, 15, 20, 0.62);
  color: var(--text);
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  text-decoration: none;
  transition: border-color 0.22s ease, color 0.22s ease, background 0.22s ease;
}

.page-faq .faq-step .num {
  font-size: 12px;
  color: var(--mint);
}

.page-faq .faq-step:hover,
.page-faq .faq-step:focus-visible {
  border-color: var(--line-mint);
  background: rgba(94, 242, 214, 0.09);
  color: var(--text-strong);
}

/* ---------- 问答分区 ---------- */
.page-faq .faq-block {
  padding: clamp(38px, 6.5vw, 78px) 0 0;
}

.page-faq .faq-block--last {
  padding-bottom: clamp(18px, 4vw, 40px);
}

.page-faq .faq-block__head {
  position: relative;
  max-width: 68ch;
  margin-bottom: clamp(20px, 3vw, 34px);
  padding-left: clamp(14px, 1.8vw, 22px);
  border-left: 3px solid rgba(255, 90, 43, 0.6);
}

.page-faq .faq-block__index {
  display: block;
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--mist);
  margin-bottom: 8px;
}

.page-faq .faq-block__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.01em;
  font-size: clamp(22px, 3.3vw, 34px);
  line-height: 1.24;
  color: var(--text-strong);
}

.page-faq .faq-block__intro {
  margin: 10px 0 0;
  font-size: clamp(14.5px, 1.5vw, 16.5px);
  line-height: 1.78;
  color: var(--text);
}

/* ---------- 手风琴 ---------- */
.page-faq .faq-list {
  display: grid;
  gap: 12px;
  max-width: 82ch;
}

.page-faq .faq-item {
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-md);
  background: var(--faq-panel);
  overflow: hidden;
  transition: border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
}

.page-faq .faq-item[open] {
  border-color: rgba(94, 242, 214, 0.3);
  background: rgba(28, 23, 32, 0.94);
  box-shadow: 0 26px 54px -40px rgba(0, 0, 0, 0.98);
}

.page-faq .faq-item__q {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px clamp(15px, 2.4vw, 22px);
  cursor: pointer;
  list-style: none;
  font-size: clamp(15px, 1.9vw, 17px);
  font-weight: 500;
  line-height: 1.5;
  color: var(--text-strong);
}

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

.page-faq .faq-item__q:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: -2px;
}

.page-faq .faq-item__mark {
  flex: none;
  min-width: 24px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
  transition: color 0.22s ease;
}

.page-faq .faq-item[open] .faq-item__mark {
  color: var(--mint);
}

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

.page-faq .faq-item__sign {
  position: relative;
  flex: none;
  margin-left: auto;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1px solid var(--faq-line-strong);
}

.page-faq .faq-item__sign::before,
.page-faq .faq-item__sign::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  background: var(--mist);
  transition: opacity 0.22s ease, background 0.22s ease;
}

.page-faq .faq-item__sign::before {
  width: 10px;
  height: 1.5px;
}

.page-faq .faq-item__sign::after {
  width: 1.5px;
  height: 10px;
}

.page-faq .faq-item[open] .faq-item__sign {
  border-color: var(--line-mint);
}

.page-faq .faq-item[open] .faq-item__sign::before {
  background: var(--mint);
}

.page-faq .faq-item[open] .faq-item__sign::after {
  opacity: 0;
}

.page-faq .faq-item__a {
  padding: 0 clamp(15px, 2.4vw, 22px) clamp(16px, 2.4vw, 22px);
}

.page-faq .faq-item__a p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text);
}

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

.page-faq .faq-item__a a {
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px solid rgba(94, 242, 214, 0.35);
}

.page-faq .faq-item__a a:hover,
.page-faq .faq-item__a a:focus-visible {
  color: var(--text-strong);
  border-bottom-color: var(--text-strong);
}

/* 结论行 —— 奶油反白 */
.page-faq .faq-item__conclusion {
  padding: 12px 16px;
  margin: 0 0 14px;
  border-radius: var(--radius-sm);
  background: var(--cream);
  color: var(--faq-ink-soft);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.75;
}

.page-faq .faq-item__conclusion .num {
  color: #B12B00;
  font-weight: 700;
  font-size: 17px;
}

/* 步骤与要点 */
.page-faq .faq-ordered {
  list-style: none;
  margin: 0 0 4px;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-faq .faq-ordered li {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text);
}

.page-faq .faq-ordered li .num {
  padding-top: 3px;
  font-size: 12.5px;
  color: var(--orange);
  letter-spacing: 0.05em;
}

.page-faq .faq-bullets {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-faq .faq-bullets li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text);
}

.page-faq .faq-bullets li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 11px;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--amber);
}

.page-faq .faq-bullets strong {
  color: var(--text-strong);
  font-weight: 600;
}

/* 章内图 */
.page-faq .faq-figure {
  margin: 16px 0 4px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--faq-line);
  background: var(--faq-panel-solid);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

/* 行内按钮与复制 */
.page-faq .faq-inline-link {
  margin: 14px 0 0;
}

.page-faq .faq-inline-link .btn {
  font-size: 13.5px;
}

.page-faq .copy-btn {
  display: inline-flex;
  align-items: center;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line-mint);
  background: rgba(94, 242, 214, 0.08);
  color: var(--mint);
  font-family: var(--font-mono);
  font-size: 13px;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.page-faq .copy-btn:hover,
.page-faq .copy-btn:focus-visible {
  background: rgba(94, 242, 214, 0.18);
  color: var(--text-strong);
}

.page-faq .faq-link.num {
  font-size: 13.5px;
}

/* 尾部返回 */
.page-faq .faq-back {
  margin: clamp(26px, 4vw, 44px) 0 0;
  padding-top: clamp(20px, 3vw, 30px);
  border-top: 1px solid var(--faq-line);
}

/* ---------- 窄屏收紧 ---------- */
@media (max-width: 560px) {
  .page-faq .faq-hero h1 {
    font-size: 28px;
  }

  .page-faq .faq-hero__points li {
    font-size: 14px;
  }

  .page-faq .faq-item__q {
    align-items: flex-start;
    gap: 9px;
    padding: 14px 14px;
  }

  .page-faq .faq-item__sign {
    width: 22px;
    height: 22px;
    margin-top: 1px;
  }

  .page-faq .faq-item__a {
    padding: 0 14px 18px;
  }

  .page-faq .faq-item__conclusion {
    padding: 11px 13px;
    font-size: 14.5px;
  }

  .page-faq .faq-ordered li {
    grid-template-columns: 22px minmax(0, 1fr);
    gap: 8px;
    font-size: 14.5px;
  }

  .page-faq .faq-bullets li {
    font-size: 14.5px;
  }
}

@media (min-width: 1100px) {
  .page-faq .faq-list {
    max-width: 84ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-step,
  .page-faq .faq-item,
  .page-faq .faq-item__mark,
  .page-faq .faq-item__sign::before,
  .page-faq .faq-item__sign::after,
  .page-faq .copy-btn {
    transition: none;
  }
}