.page-faq {
  --faq-top: 108px;
  --faq-panel: rgba(20, 90, 60, 0.5);
  --faq-panel-dark: rgba(10, 15, 13, 0.4);
  background-color: var(--green-deep);
  background-image:
    radial-gradient(1100px 620px at 88% -8%, rgba(30, 136, 229, 0.3), transparent 62%),
    radial-gradient(760px 520px at -6% 34%, rgba(215, 255, 62, 0.12), transparent 66%);
  color: var(--text-body);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

.page-faq a {
  color: inherit;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(28px, 6vw, 64px) 0 clamp(32px, 5vw, 56px);
  border-bottom: 1px solid var(--line-soft);
  overflow: hidden;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    114deg,
    rgba(138, 154, 148, 0.09) 0 1px,
    transparent 1px 28px
  );
  pointer-events: none;
}

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

.page-faq .faq-hero__grid {
  display: grid;
  gap: 28px;
  margin-top: clamp(20px, 4vw, 40px);
}

.page-faq .faq-hero__eyebrow {
  margin: 0 0 16px;
  font-family: var(--font-en);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--lime);
}

.page-faq .faq-hero__title {
  margin: 0;
  max-width: 20ch;
  font-size: clamp(1.85rem, 5.4vw, 3.5rem);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--text-strong);
}

.page-faq .faq-hero__lead {
  margin: 20px 0 0;
  max-width: 60ch;
  font-size: clamp(0.95rem, 1.6vw, 1.06rem);
  line-height: 1.8;
  color: var(--text-body);
}

.page-faq .faq-board {
  display: grid;
  gap: 2px;
  padding: 6px 0;
  background: var(--faq-panel-dark);
  border: 1px solid var(--line-soft);
  clip-path: var(--clip-card);
}

.page-faq .faq-board__item {
  display: grid;
  gap: 2px;
  padding: 16px 22px;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-board__item:last-child {
  border-bottom: 0;
}

.page-faq .faq-board__num {
  font-family: var(--font-mono);
  font-size: clamp(1.7rem, 4vw, 2.4rem);
  font-weight: 700;
  line-height: 1;
  color: var(--lime);
}

.page-faq .faq-board__plus {
  font-size: 0.55em;
  vertical-align: super;
}

.page-faq .faq-board__cap {
  font-size: 0.82rem;
  letter-spacing: 0.02em;
  color: var(--text-mute);
}

.page-faq .faq-quicknav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: clamp(28px, 4vw, 40px) 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-quicknav a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 10px 14px;
  font-size: 0.88rem;
  text-decoration: none;
  color: var(--text-strong);
  background: var(--faq-panel-dark);
  border: 1px solid var(--line-soft);
  clip-path: var(--clip-chip);
  transition: border-color var(--shift), background-color var(--shift), transform var(--shift);
}

.page-faq .faq-quicknav a:hover,
.page-faq .faq-quicknav a:focus-visible {
  border-color: var(--line-lime);
  background: rgba(215, 255, 62, 0.12);
  transform: translateY(-2px);
}

.page-faq .faq-quicknav__no {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--lime);
}

/* ---------- 布局与目录 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: 8px;
  padding: clamp(28px, 4vw, 44px) 0 clamp(56px, 8vw, 96px);
}

.page-faq .faq-rail {
  align-self: start;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-rail__title {
  margin: 0 0 12px;
  font-family: var(--font-en);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-mute);
}

.page-faq .faq-rail__list {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-rail__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 12px;
  font-size: 0.9rem;
  white-space: nowrap;
  text-decoration: none;
  color: var(--text-body);
  border: 1px solid transparent;
  clip-path: var(--clip-chip);
  transition: color var(--shift), border-color var(--shift), background-color var(--shift);
}

.page-faq .faq-rail__link:hover,
.page-faq .faq-rail__link:focus-visible {
  color: var(--text-strong);
  border-color: var(--line-lime);
  background: rgba(215, 255, 62, 0.1);
}

.page-faq .faq-rail__no {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--lime);
}

.page-faq .faq-rail__note {
  display: none;
  margin-top: 22px;
  padding: 16px;
  font-size: 0.84rem;
  color: var(--text-mute);
  background: var(--faq-panel-dark);
  border-left: 2px solid var(--orange);
}

.page-faq .faq-rail__note p {
  margin: 0 0 8px;
}

.page-faq .faq-rail__note a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid var(--line-lime);
}

/* ---------- 章节 ---------- */
.page-faq .faq-section {
  padding: clamp(34px, 6vw, 60px) 0 0;
  scroll-margin-top: var(--faq-top);
}

.page-faq .faq-section + .faq-section {
  margin-top: clamp(28px, 5vw, 48px);
  border-top: 1px solid var(--line-soft);
  padding-top: clamp(34px, 6vw, 60px);
}

.page-faq .faq-section__head {
  display: grid;
  gap: 12px;
  max-width: 62ch;
  margin-bottom: clamp(22px, 3vw, 32px);
}

.page-faq .faq-section__title {
  margin: 0;
  font-size: clamp(1.4rem, 3.2vw, 2.1rem);
  font-weight: 900;
  line-height: 1.24;
  letter-spacing: -0.02em;
  color: var(--text-strong);
}

.page-faq .faq-section__title--dark {
  color: var(--ink);
}

.page-faq .faq-section__intro {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.8;
}

/* ---------- 入门三步 ---------- */
.page-faq .faq-steps {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-step {
  padding: 22px 20px;
  background: var(--faq-panel);
  border: 1px solid var(--line-soft);
  box-shadow: inset 3px 0 0 rgba(215, 255, 62, 0.5);
  clip-path: var(--clip-card);
  transition: box-shadow var(--shift), transform var(--shift);
}

.page-faq .faq-step:hover {
  box-shadow: inset 3px 0 0 var(--lime);
  transform: translateY(-3px);
}

.page-faq .faq-step__no {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: clamp(1.7rem, 3.6vw, 2.4rem);
  font-weight: 700;
  line-height: 1;
  color: var(--lime);
}

.page-faq .faq-step__title {
  margin: 0 0 8px;
  font-size: 1.04rem;
  font-weight: 700;
  color: var(--text-strong);
}

.page-faq .faq-step__text {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.72;
}

.page-faq .faq-figure {
  margin: clamp(24px, 4vw, 36px) 0 0;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  background: var(--green-pitch);
}

.page-faq .faq-figure .media-figure__caption {
  margin-top: 10px;
  font-size: 0.82rem;
  color: var(--text-mute);
}

/* ---------- 问答卡片 ---------- */
.page-faq .faq-qa-grid {
  display: grid;
  gap: 14px;
}

.page-faq .faq-qa {
  padding: 20px;
  background: linear-gradient(160deg, rgba(20, 90, 60, 0.55), rgba(10, 15, 13, 0.42));
  border: 1px solid var(--line-soft);
  clip-path: var(--clip-card);
  transition: border-color var(--shift), transform var(--shift);
}

.page-faq .faq-qa:hover {
  border-color: var(--line-lime);
  transform: translateY(-3px);
}

.page-faq .faq-qa__q {
  display: flex;
  gap: 10px;
  margin: 0 0 10px;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--text-strong);
}

.page-faq .faq-qa__mark {
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1.6;
  color: var(--lime);
}

.page-faq .faq-qa__a {
  margin: 0;
  padding-left: 26px;
  font-size: 0.92rem;
  line-height: 1.75;
}

/* ---------- 奖项对照 ---------- */
.page-faq .faq-awards {
  padding: clamp(20px, 3.6vw, 36px);
  background:
    linear-gradient(140deg, rgba(10, 77, 140, 0.6), rgba(30, 136, 229, 0.22) 58%, rgba(11, 61, 46, 0.62));
  border: 1px solid rgba(30, 136, 229, 0.4);
  clip-path: var(--clip-card);
}

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

.page-faq .faq-award-step {
  display: flex;
  gap: 14px;
  align-items: baseline;
  padding: 12px 14px;
  background: rgba(10, 15, 13, 0.34);
  border-left: 2px solid rgba(215, 255, 62, 0.45);
}

.page-faq .faq-award-step__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--lime);
}

.page-faq .faq-award-step__text {
  font-size: 0.94rem;
  line-height: 1.6;
  color: var(--text-strong);
}

.page-faq .faq-awards__foot {
  display: grid;
  gap: 16px;
  margin-top: clamp(20px, 3vw, 28px);
  padding-top: clamp(16px, 3vw, 24px);
  border-top: 1px solid rgba(30, 136, 229, 0.4);
}

.page-faq .faq-awards__foot p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.75;
}

.page-faq .faq-awards__foot .btn {
  justify-self: start;
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-details-list {
  display: grid;
  gap: 10px;
}

.page-faq .faq-details {
  background: var(--faq-panel-dark);
  border: 1px solid var(--line-soft);
  clip-path: var(--clip-chip);
  padding: 0 18px;
  transition: border-color var(--shift);
}

.page-faq .faq-details:hover {
  border-color: var(--line-lime);
}

.page-faq .faq-details__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--text-strong);
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-details__q::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--lime);
}

.page-faq .faq-details[open] .faq-details__q::after {
  content: "–";
  color: var(--orange);
}

.page-faq .faq-details__a {
  padding: 0 0 18px;
  font-size: 0.92rem;
  line-height: 1.78;
}

.page-faq .faq-details__a p {
  margin: 0;
}

.page-faq .faq-details__a a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid var(--line-lime);
}

.page-faq .faq-section__cta {
  margin-top: clamp(20px, 3vw, 28px);
}

/* ---------- 联系支持 ---------- */
.page-faq .faq-support {
  padding: clamp(24px, 4vw, 44px);
  background: var(--mist);
  color: var(--ink);
  clip-path: var(--clip-card);
}

.page-faq .faq-support .exhibit-label__no {
  color: var(--blue-deep);
}

.page-faq .faq-support .exhibit-label__text {
  color: var(--blue-deep);
}

.page-faq .faq-support__lead {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 0.96rem;
  line-height: 1.8;
  color: #3D4C47;
}

.page-faq .faq-support__grid {
  display: grid;
  gap: 14px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-faq .faq-support__card {
  padding: 20px;
  background: #FFFFFF;
  border: 1px solid rgba(10, 15, 13, 0.1);
  border-left: 3px solid var(--blue-deep);
}

.page-faq .faq-support__card--alt {
  border-left-color: var(--lime);
  background: #EDF2EF;
}

.page-faq .faq-support__card-title {
  margin: 0 0 14px;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--ink);
}

.page-faq .faq-support .contact-line {
  display: grid;
  gap: 2px;
  padding: 9px 0;
  border-bottom: 1px dashed rgba(10, 15, 13, 0.12);
}

.page-faq .faq-support .contact-line:last-child {
  border-bottom: 0;
}

.page-faq .faq-support .contact-line__key {
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: #6B7B75;
}

.page-faq .faq-support .contact-line__value {
  font-size: 0.95rem;
  color: var(--ink);
  word-break: break-word;
}

.page-faq .faq-support .contact-line__value--mono {
  font-family: var(--font-mono);
}

.page-faq .faq-support__list {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.page-faq .faq-support__list li {
  position: relative;
  padding: 7px 0 7px 20px;
  font-size: 0.92rem;
  line-height: 1.65;
  color: #3D4C47;
  border-bottom: 1px dashed rgba(10, 15, 13, 0.1);
}

.page-faq .faq-support__list li:last-child {
  border-bottom: 0;
}

.page-faq .faq-support__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 15px;
  width: 8px;
  height: 8px;
  background: var(--lime);
  clip-path: var(--clip-mark);
}

.page-faq .faq-support__foot {
  margin: clamp(20px, 3vw, 28px) 0 0;
  font-size: 0.86rem;
  color: #5A6A64;
}

.page-faq .faq-support__foot a {
  color: var(--blue-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(10, 77, 140, 0.4);
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 768px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(230px, 0.75fr);
    align-items: start;
    gap: 44px;
  }

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

  .page-faq .faq-qa-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-award-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-awards__foot {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .page-faq .faq-support__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: 20px;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-layout {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: 56px;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: var(--faq-top);
    padding-bottom: 0;
    border-bottom: 0;
  }

  .page-faq .faq-rail__list {
    display: grid;
    gap: 2px;
    padding: 0;
    overflow: visible;
    border-left: 1px solid var(--line-soft);
  }

  .page-faq .faq-rail__link {
    border: 0;
    border-left: 2px solid transparent;
    clip-path: none;
    white-space: normal;
    padding: 10px 12px;
  }

  .page-faq .faq-rail__link:hover,
  .page-faq .faq-rail__link:focus-visible {
    border-left-color: var(--lime);
    background: rgba(215, 255, 62, 0.08);
  }

  .page-faq .faq-rail__note {
    display: block;
  }

  .page-faq .faq-award-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1280px) {
  .page-faq .faq-hero__title {
    max-width: 24ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-quicknav a,
  .page-faq .faq-step,
  .page-faq .faq-qa,
  .page-faq .faq-details {
    transition: none;
  }

  .page-faq .faq-quicknav a:hover,
  .page-faq .faq-step:hover,
  .page-faq .faq-qa:hover {
    transform: none;
  }
}