.page-faq {
  --faq-hair: rgba(14, 34, 51, 0.14);
  --faq-hair-dark: rgba(255, 255, 255, 0.18);
  --faq-cream-soft: #FBF7EE;
  background: var(--ab-cream);
  color: var(--ab-ink);
  font-family: var(--ab-font);
  overflow-x: clip;
}

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

.page-faq .faq-sec {
  padding-block: clamp(44px, 7vw, 92px);
}

.page-faq .faq-sec--cream { background: var(--ab-cream); }
.page-faq .faq-sec--paper { background: var(--ab-white); }
.page-faq .faq-sec--deep { background: var(--ab-deep); color: var(--ab-white); }
.page-faq .faq-sec--midnight { background: var(--ab-midnight); color: var(--ab-white); }

.page-faq section[id],
.page-faq div[id] {
  scroll-margin-top: clamp(84px, 13vw, 128px);
}

@media (prefers-reduced-motion: no-preference) {
  .page-faq { scroll-behavior: smooth; }
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-bottom: clamp(56px, 9vw, 106px);
  background: linear-gradient(118deg, var(--ab-midnight) 0%, var(--ab-deep) 48%, #123C5E 100%);
  color: var(--ab-white);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -34%;
  right: -12%;
  width: min(760px, 78vw);
  height: min(760px, 78vw);
  border-radius: 50%;
  background: radial-gradient(circle at 42% 42%, rgba(71, 245, 197, 0.16), rgba(71, 245, 197, 0) 64%);
  pointer-events: none;
  z-index: 0;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: clamp(26px, 5vw, 56px);
  background: var(--ab-cream);
  clip-path: polygon(0 100%, 100% 6%, 100% 100%);
  pointer-events: none;
  z-index: 0;
}

.page-faq .faq-hero .ab-container {
  position: relative;
  z-index: 1;
  padding-top: clamp(16px, 3vw, 28px);
}

.page-faq .faq-hero .ab-crumbs {
  color: rgba(255, 255, 255, 0.66);
  font-size: 13px;
}

.page-faq .faq-hero .ab-crumbs__link {
  color: rgba(255, 255, 255, 0.86);
}

.page-faq .faq-hero .ab-crumbs__link:hover {
  color: var(--ab-mint);
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 44px);
  align-items: start;
  padding-block: clamp(24px, 4.5vw, 52px) clamp(26px, 4vw, 46px);
}

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

.page-faq .faq-hero .ab-eyebrow {
  color: var(--ab-mint);
  letter-spacing: 0.14em;
}

.page-faq .faq-hero__title {
  margin: 14px 0 0;
  font-size: clamp(30px, 6.2vw, 60px);
  line-height: 1.08;
  letter-spacing: -0.015em;
  font-weight: 900;
  color: var(--ab-white);
  text-wrap: balance;
}

.page-faq .faq-hero__lead {
  margin-top: clamp(16px, 2.4vw, 24px);
  max-width: 34em;
  color: rgba(255, 255, 255, 0.84);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
}

.page-faq .faq-hero__actions {
  margin-top: clamp(20px, 3vw, 30px);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq .faq-hero__figure {
  margin: 0;
  border-radius: 4px 20px 4px 20px;
  overflow: hidden;
  border: 1px solid var(--faq-hair-dark);
  background: rgba(255, 255, 255, 0.05);
}

.page-faq .faq-hero__figure .ab-media__img {
  width: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 3;
}

.page-faq .faq-hero__figure .ab-media__cap {
  padding: 10px 14px 12px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.7);
}

/* 快速定位目录 */
.page-faq .faq-index {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  padding-top: clamp(6px, 1.6vw, 14px);
}

.page-faq .faq-index__link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid var(--faq-hair-dark);
  border-radius: var(--ab-radius);
  background: rgba(255, 255, 255, 0.04);
  color: var(--ab-white);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.5;
  transition: transform 0.22s var(--ab-ease), border-color 0.22s var(--ab-ease), background-color 0.22s var(--ab-ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  border-color: var(--ab-orange);
  background: rgba(255, 90, 31, 0.14);
  transform: translateY(-2px);
}

.page-faq .faq-index__link:focus-visible {
  outline: 2px solid var(--ab-mint);
  outline-offset: 3px;
}

.page-faq .faq-index__num {
  flex: none;
  font-size: 13px;
  color: var(--ab-mint);
  letter-spacing: 0.06em;
}

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

/* ---------- 章节头 ---------- */
.page-faq .faq-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(12px, 2vw, 26px);
  align-items: start;
  padding-bottom: clamp(18px, 3vw, 30px);
  margin-bottom: clamp(24px, 4vw, 44px);
  border-bottom: 2px solid var(--ab-sand);
}

.page-faq .faq-head__num {
  font-size: clamp(26px, 4.2vw, 42px);
  line-height: 0.92;
  font-weight: 700;
  color: var(--ab-orange);
}

.page-faq .faq-head .ab-h2 {
  margin: 6px 0 0;
  font-size: clamp(23px, 3.4vw, 38px);
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--ab-ink);
  text-wrap: balance;
}

.page-faq .faq-head .ab-lead {
  margin-top: 12px;
  max-width: 44em;
  color: #35485A;
  font-size: clamp(15px, 1.5vw, 16.5px);
  line-height: 1.8;
}

.page-faq .faq-head .ab-eyebrow {
  color: var(--ab-orange-deep);
  letter-spacing: 0.12em;
}

.page-faq .faq-head--dark { border-bottom-color: var(--faq-hair-dark); }
.page-faq .faq-head--dark .ab-h2 { color: var(--ab-white); }
.page-faq .faq-head--dark .ab-lead { color: rgba(255, 255, 255, 0.8); }
.page-faq .faq-head--dark .ab-eyebrow { color: var(--ab-mint); }

/* ---------- 步骤 ---------- */
.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(14px, 2vw, 22px);
}

.page-faq .faq-steps__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: clamp(16px, 2.2vw, 24px);
  background: var(--ab-white);
  border-left: 3px solid var(--ab-orange);
  border-radius: 0 var(--ab-radius) var(--ab-radius) 0;
  box-shadow: 0 16px 34px -28px rgba(7, 26, 44, 0.6);
  transition: transform 0.24s var(--ab-ease), box-shadow 0.24s var(--ab-ease);
}

.page-faq .faq-steps__item:hover {
  transform: translateY(-3px);
  box-shadow: var(--ab-shadow);
}

.page-faq .faq-steps__num {
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1;
  font-weight: 700;
  color: var(--ab-orange);
}

.page-faq .faq-steps__body h3 {
  margin: 0 0 8px;
  font-size: clamp(16px, 1.7vw, 18px);
  line-height: 1.4;
  color: var(--ab-ink);
}

.page-faq .faq-steps__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: #3B4E60;
}

/* ---------- 检查清单 ---------- */
.page-faq .faq-check {
  margin-top: clamp(26px, 4vw, 44px);
  padding: clamp(20px, 3vw, 32px);
  background: var(--faq-cream-soft);
  border: 1px dashed var(--ab-sand);
  border-radius: var(--ab-radius);
}

.page-faq .faq-check .ab-h3 {
  margin: 0 0 16px;
  font-size: clamp(17px, 1.8vw, 19px);
  color: var(--ab-ink);
}

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

.page-faq .faq-check__list li {
  position: relative;
  padding-left: 26px;
  font-size: 15px;
  line-height: 1.78;
  color: #3B4E60;
}

.page-faq .faq-check__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 11px;
  height: 11px;
  border-radius: 2px;
  background: var(--ab-orange);
}

.page-faq .faq-check__list strong {
  color: var(--ab-ink);
  font-weight: 700;
}

/* ---------- 移动端三视图 ---------- */
.page-faq .faq-views {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(14px, 2vw, 22px);
}

.page-faq .faq-views__card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--ab-cream);
  border: 1px solid rgba(14, 34, 51, 0.08);
  border-top: 4px solid var(--ab-orange);
  border-radius: var(--ab-radius);
  transition: transform 0.24s var(--ab-ease), box-shadow 0.24s var(--ab-ease), border-top-color 0.24s var(--ab-ease);
}

.page-faq .faq-views__card:nth-child(2) { border-top-color: var(--ab-mint); }
.page-faq .faq-views__card:nth-child(3) { border-top-color: var(--ab-mist); }

.page-faq .faq-views__card:hover {
  transform: translateY(-4px);
  box-shadow: var(--ab-shadow);
  border-top-color: var(--ab-orange-deep);
}

.page-faq .faq-views__tag {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--ab-mist);
}

.page-faq .faq-views__card h3 {
  margin: 0;
  font-size: clamp(17px, 1.9vw, 20px);
  color: var(--ab-ink);
}

.page-faq .faq-views__card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: #3B4E60;
}

.page-faq .faq-views__use {
  margin-top: auto;
  padding-top: 10px;
  border-top: 1px solid var(--faq-hair);
  font-size: 13px;
  color: var(--ab-mist);
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-acc {
  margin-top: clamp(26px, 4vw, 42px);
  display: grid;
  gap: 10px;
}

.page-faq .faq-acc__item {
  background: var(--ab-white);
  border: 1px solid var(--faq-hair);
  border-radius: var(--ab-radius);
  transition: border-color 0.2s var(--ab-ease), box-shadow 0.2s var(--ab-ease);
}

.page-faq .faq-acc__item[open] {
  border-color: var(--ab-orange);
  box-shadow: 0 14px 30px -26px rgba(7, 26, 44, 0.7);
}

.page-faq .faq-acc__q {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 18px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--ab-ink);
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-acc__q:focus-visible {
  outline: 2px solid var(--ab-orange);
  outline-offset: -3px;
}

.page-faq .faq-acc__mark {
  position: relative;
  flex: none;
  width: 16px;
  height: 16px;
  margin-left: auto;
  margin-top: 5px;
}

.page-faq .faq-acc__mark::before,
.page-faq .faq-acc__mark::after {
  content: "";
  position: absolute;
  background: var(--ab-orange);
  border-radius: 1px;
}

.page-faq .faq-acc__mark::before {
  left: 50%;
  top: 0;
  width: 2px;
  height: 16px;
  transform: translateX(-50%);
  transition: transform 0.2s var(--ab-ease);
}

.page-faq .faq-acc__mark::after {
  top: 50%;
  left: 0;
  width: 16px;
  height: 2px;
  transform: translateY(-50%);
}

.page-faq .faq-acc__item[open] .faq-acc__mark::before {
  transform: translateX(-50%) scaleY(0);
}

.page-faq .faq-acc__a {
  padding: 0 18px 18px;
  font-size: 14.5px;
  line-height: 1.8;
  color: #3B4E60;
}

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

/* ---------- 案例检索 ---------- */
.page-faq .faq-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--faq-hair-dark);
  border: 1px solid var(--faq-hair-dark);
  border-radius: var(--ab-radius);
  overflow: hidden;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-faq .faq-stats__cell {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: clamp(14px, 2vw, 22px);
  background: rgba(255, 255, 255, 0.04);
}

.page-faq .faq-stats__n {
  font-size: clamp(26px, 3.6vw, 40px);
  line-height: 1;
  font-weight: 700;
  color: var(--ab-mint);
  letter-spacing: -0.01em;
}

.page-faq .faq-stats__l {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.68);
}

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

.page-faq .faq-rules li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(12px, 2vw, 22px);
  padding: clamp(15px, 2.2vw, 22px) 0;
  border-bottom: 1px solid var(--faq-hair-dark);
}

.page-faq .faq-rules__num {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--ab-orange);
  padding-top: 3px;
}

.page-faq .faq-rules p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(255, 255, 255, 0.84);
}

.page-faq .faq-rules strong {
  display: block;
  margin-bottom: 4px;
  color: var(--ab-white);
  font-size: 15.5px;
}

.page-faq .faq-cases__note {
  margin: clamp(22px, 3.4vw, 34px) 0 0;
  padding-left: 14px;
  border-left: 3px solid var(--ab-mint);
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.76);
}

/* ---------- 会员权益 ---------- */
.page-faq .faq-rights {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(12px, 1.8vw, 18px);
}

.page-faq .faq-rights__card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--ab-white);
  border: 1px solid var(--faq-hair);
  border-radius: 2px 16px 2px 2px;
  position: relative;
  transition: transform 0.24s var(--ab-ease), border-color 0.24s var(--ab-ease);
}

.page-faq .faq-rights__card::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 46px;
  height: 46px;
  background: var(--ab-orange);
  clip-path: polygon(100% 0, 100% 100%, 0 0);
  opacity: 0.9;
}

.page-faq .faq-rights__card:hover {
  transform: translateY(-3px);
  border-color: var(--ab-orange);
}

.page-faq .faq-rights__num {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--ab-mist);
}

.page-faq .faq-rights__card h3 {
  margin: 0;
  font-size: clamp(17px, 1.9vw, 20px);
  color: var(--ab-ink);
}

.page-faq .faq-rights__card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: #3B4E60;
}

.page-faq .faq-sub {
  margin-top: clamp(24px, 4vw, 40px);
  padding: clamp(20px, 3vw, 34px);
  background: var(--ab-deep);
  color: var(--ab-white);
  border-radius: var(--ab-radius);
  position: relative;
  overflow: hidden;
}

.page-faq .faq-sub::after {
  content: "";
  position: absolute;
  right: -50px;
  bottom: -70px;
  width: 210px;
  height: 210px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(71, 245, 197, 0.18), rgba(71, 245, 197, 0) 68%);
  pointer-events: none;
}

.page-faq .faq-sub .ab-h3 {
  margin: 0 0 8px;
  font-size: clamp(17px, 2vw, 21px);
  color: var(--ab-white);
}

.page-faq .faq-sub__lead {
  margin: 0 0 16px;
  font-size: 14.5px;
  line-height: 1.76;
  color: rgba(255, 255, 255, 0.78);
  max-width: 46em;
}

.page-faq .faq-sub__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  position: relative;
  z-index: 1;
}

.page-faq .faq-sub__steps li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  font-size: 14.5px;
  line-height: 1.76;
  color: rgba(255, 255, 255, 0.88);
}

.page-faq .faq-sub__steps .ab-num {
  color: var(--ab-orange);
  font-size: 12px;
  letter-spacing: 0.08em;
  padding-top: 3px;
}

.page-faq .faq-sub__note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--faq-hair-dark);
  font-size: 13.5px;
  line-height: 1.72;
  color: rgba(255, 255, 255, 0.7);
  position: relative;
  z-index: 1;
}

/* ---------- 联系支持 ---------- */
.page-faq .faq-contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 46px);
  align-items: start;
}

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

.page-faq .faq-channels {
  list-style: none;
  margin: 0 0 clamp(22px, 3.4vw, 34px);
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--faq-hair-dark);
  border: 1px solid var(--faq-hair-dark);
  border-radius: var(--ab-radius);
  overflow: hidden;
}

.page-faq .faq-channels__item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 16px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.04);
}

.page-faq .faq-channels__k {
  flex: none;
  min-width: 72px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.66);
}

.page-faq .faq-channels__v {
  font-size: 15px;
  font-weight: 700;
  color: var(--ab-mint);
  word-break: break-word;
}

.page-faq .faq-todo {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-faq .faq-todo li {
  padding-left: 14px;
  border-left: 2px solid var(--ab-orange);
}

.page-faq .faq-todo .ab-h3 {
  margin: 0 0 5px;
  font-size: 15.5px;
  color: var(--ab-white);
}

.page-faq .faq-todo p {
  margin: 0;
  font-size: 14px;
  line-height: 1.76;
  color: rgba(255, 255, 255, 0.76);
}

.page-faq .faq-contact__more {
  margin: clamp(20px, 3vw, 28px) 0 0;
  font-size: 14px;
}

.page-faq .faq-contact__more a {
  color: var(--ab-mint);
  text-decoration: none;
  border-bottom: 1px solid rgba(71, 245, 197, 0.45);
  padding-bottom: 2px;
  transition: color 0.2s var(--ab-ease), border-color 0.2s var(--ab-ease);
}

.page-faq .faq-contact__more a:hover,
.page-faq .faq-contact__more a:focus-visible {
  color: var(--ab-white);
  border-color: var(--ab-white);
}

.page-faq .faq-contact__figure {
  margin: 0;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid var(--faq-hair-dark);
  background: rgba(255, 255, 255, 0.04);
}

.page-faq .faq-contact__figure .ab-media__img {
  width: 100%;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

.page-faq .faq-contact__figure .ab-media__cap {
  padding: 10px 14px 12px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.68);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-faq .faq-index { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-faq .faq-stats { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .page-faq .faq-rights { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 860px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.16fr) minmax(0, 0.84fr);
    align-items: center;
  }

  .page-faq .faq-index { grid-template-columns: repeat(5, minmax(0, 1fr)); }

  .page-faq .faq-index__link {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding: 16px 18px 20px;
    min-height: 104px;
  }

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

  .page-faq .faq-steps__item {
    grid-template-columns: minmax(0, 1fr);
    align-content: start;
  }

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

  .page-faq .faq-contact {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-rights { grid-template-columns: repeat(4, minmax(0, 1fr)); }

  .page-faq .faq-head {
    grid-template-columns: minmax(0, auto) minmax(0, 1fr);
    gap: 30px;
  }

  .page-faq .faq-head__num {
    min-width: 78px;
    font-size: 46px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-index__link,
  .page-faq .faq-steps__item,
  .page-faq .faq-views__card,
  .page-faq .faq-rights__card,
  .page-faq .faq-acc__mark::before {
    transition: none;
  }

  .page-faq .faq-index__link:hover,
  .page-faq .faq-steps__item:hover,
  .page-faq .faq-views__card:hover,
  .page-faq .faq-rights__card:hover {
    transform: none;
  }
}