/* ===== FAQ 页面专属 CSS ===== */
.page-faq {
  --faq-peach: #F9E9DC;
  --faq-line: rgba(31, 58, 95, .14);
  background: var(--cream);
  color: var(--deep-ink);
}

/* ---------- 面包屑定位 ---------- */
.page-faq .breadcrumb {
  max-width: var(--container);
  margin-inline: auto;
  padding: 1.5rem clamp(1rem, 4vw, 2.5rem) 0;
}

/* ---------- 首屏 Hero ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(2.5rem, 6vw, 4.5rem) 0 2.5rem;
  overflow: hidden;
}
.page-faq .faq-hero::before {
  content: "FAQ";
  position: absolute;
  top: 1.5rem;
  right: 0;
  z-index: 0;
  font-family: var(--font-mono);
  font-size: clamp(4rem, 14vw, 10rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.05em;
  color: var(--deep-blue);
  opacity: .05;
  pointer-events: none;
}
.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
}
.page-faq .faq-hero__kicker {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--blood-orange);
  border-left: 3px solid var(--blood-orange);
  padding-left: .75rem;
  margin-bottom: 1rem;
}
.page-faq .faq-hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 4vw, 3.6rem);
  font-weight: 900;
  line-height: 1.15;
  color: var(--deep-blue);
  margin: 0 0 1rem;
  max-width: 16em;
}
.page-faq .faq-hero__lead {
  max-width: 58ch;
  font-size: clamp(1rem, 1.4vw, 1.125rem);
  line-height: 1.8;
  color: var(--deep-ink);
  opacity: .86;
}
.page-faq .faq-hero__lead strong {
  color: var(--deep-blue);
  font-weight: 700;
}

/* ---------- 搜索框 ---------- */
.page-faq .faq-search {
  max-width: 760px;
  margin: 2rem 0 1.5rem;
}
.page-faq .faq-search__label {
  display: block;
  font-family: var(--font-mono);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--deep-blue);
  margin-bottom: .4rem;
}
.page-faq .faq-search__row {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: .6rem;
}
.page-faq .faq-search__input {
  border: none;
  border-bottom: 3px solid var(--blood-orange);
  background: transparent;
  font-size: 1.05rem;
  font-family: var(--font-body);
  color: var(--deep-ink);
  padding: .7rem 0;
  outline: none;
  transition: border-color var(--transition);
}
.page-faq .faq-search__input::placeholder {
  color: rgba(43, 43, 43, .42);
}
.page-faq .faq-search__input:focus-visible {
  border-bottom-color: var(--deep-blue);
}
.page-faq .faq-search__action {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: var(--blood-orange);
  color: #fff;
  text-decoration: none;
  font-size: .9rem;
  font-weight: 700;
  padding: .65em 1.4em;
  border-radius: 999px;
  transition: background var(--transition), box-shadow var(--transition);
}
.page-faq .faq-search__action:hover,
.page-faq .faq-search__action:focus-visible {
  background: var(--deep-blue);
  box-shadow: var(--shadow-sm);
}
.page-faq .faq-search__hint {
  margin-top: .5rem;
  font-family: var(--font-mono);
  font-size: .78rem;
  color: rgba(43, 43, 43, .58);
}

/* ---------- 热门问题 ---------- */
.page-faq .faq-hot {
  margin-top: 2.25rem;
}
.page-faq .faq-hot__label {
  font-family: var(--font-mono);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--blood-orange);
  margin-bottom: .85rem;
}
.page-faq .faq-hot__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: .6rem;
}
.page-faq .faq-hot__link {
  display: flex;
  align-items: center;
  gap: .6rem;
  background: var(--paper);
  border: 1px solid rgba(31, 58, 95, .1);
  border-radius: var(--radius);
  padding: .8rem 1rem;
  text-decoration: none;
  color: var(--deep-ink);
  font-size: .92rem;
  line-height: 1.35;
  transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
}
.page-faq .faq-hot__link:hover,
.page-faq .faq-hot__link:focus-visible {
  background: var(--light-silver);
  border-color: var(--deep-blue);
  box-shadow: var(--shadow-sm);
}
.page-faq .faq-hot__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: .75rem;
  color: var(--blood-orange);
  background: rgba(232, 93, 4, .08);
  border-radius: 4px;
  padding: .2em .46em;
  flex-shrink: 0;
}

/* ---------- 数据概览条 ---------- */
.page-faq .faq-facts {
  background: var(--deep-blue);
  color: var(--cream);
  padding: 1.1rem 0;
}
.page-faq .faq-facts__inner {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem 2rem;
  justify-content: space-between;
}
.page-faq .faq-facts p {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .85rem;
  line-height: 1.5;
}
.page-faq .faq-facts strong {
  color: #fff;
  font-size: 1.2rem;
  font-weight: 700;
  margin-right: .25em;
}

/* ---------- 通用区块 ---------- */
.page-faq .faq-section {
  padding: clamp(2.5rem, 5vw, 4rem) 0;
  scroll-margin-top: 2rem;
}
.page-faq .faq-section--tint {
  background: var(--light-silver);
}
.page-faq .faq-section--blue {
  background: var(--deep-blue);
}
.page-faq .faq-section--contact {
  background: var(--faq-peach);
}
.page-faq .faq-section__head {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  margin-bottom: clamp(1.5rem, 3vw, 2.25rem);
}
.page-faq .faq-section__index {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.8rem, 4vw, 2.75rem);
  line-height: 1;
  color: var(--blood-orange);
}
.page-faq .faq-section__title {
  margin: 0 0 .3rem;
  font-family: var(--font-heading);
  font-weight: 900;
  color: var(--deep-blue);
  font-size: clamp(1.4rem, 3vw, 2.2rem);
  line-height: 1.2;
}
.page-faq .faq-section__intro {
  margin: 0;
  font-size: .95rem;
  color: var(--deep-ink);
  opacity: .78;
}
.page-faq .faq-section--blue .faq-section__title {
  color: #fff;
}
.page-faq .faq-section--blue .faq-section__intro {
  color: rgba(255, 255, 255, .75);
  opacity: 1;
}

/* ---------- 问答面板 ---------- */
.page-faq .faq-panel {
  max-width: 960px;
}
.page-faq .faq-item {
  border-bottom: 1px solid var(--faq-line);
}
.page-faq .faq-item:first-child {
  border-top: 1px solid var(--faq-line);
}
.page-faq .faq-item__q {
  display: flex;
  align-items: center;
  gap: .75rem;
  list-style: none;
  cursor: pointer;
  padding: 1rem .25rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.02rem;
  color: var(--deep-ink);
  transition: color var(--transition);
}
.page-faq .faq-item__q::-webkit-details-marker {
  display: none;
}
.page-faq .faq-item__q:hover {
  color: var(--deep-blue);
}
.page-faq .faq-item[open] .faq-item__q {
  color: var(--blood-orange);
}
.page-faq .faq-item__q::after {
  content: "+";
  margin-left: 1rem;
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 1.35rem;
  line-height: 1;
  color: var(--deep-blue);
  transition: color var(--transition);
}
.page-faq .faq-item[open] .faq-item__q::after {
  content: "×";
  color: var(--blood-orange);
}
.page-faq .faq-item__index {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 700;
  color: var(--blood-orange);
  background: rgba(232, 93, 4, .08);
  padding: .3em .55em;
  border-radius: 4px;
}
.page-faq .faq-item__title {
  flex: 1;
}
.page-faq .faq-item__a {
  padding: 0 0 1.6rem;
  max-width: 68ch;
  line-height: 1.75;
  color: var(--deep-ink);
}
.page-faq .faq-item__a p {
  margin: 0 0 .75rem;
}
.page-faq .faq-item__a p:last-child {
  margin-bottom: 0;
}
.page-faq .faq-item__a ol {
  margin: 0 0 .75rem;
  padding-left: 1.25rem;
}
.page-faq .faq-item__a li {
  margin-bottom: .35rem;
}
.page-faq .faq-item__a a {
  color: var(--info);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: .22em;
  text-decoration-color: rgba(74, 127, 181, .4);
}
.page-faq .faq-item__copy {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  margin-top: .85rem;
  padding: .45em 1.05em;
  border: 1px solid var(--silver);
  border-radius: 999px;
  background: var(--paper);
  color: var(--deep-blue);
  font-family: var(--font-mono);
  font-size: .78rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
}
.page-faq .faq-item__copy:hover {
  background: var(--light-silver);
  border-color: var(--deep-blue);
}

/* ---------- 深蓝区块调整 ---------- */
.page-faq .faq-section--blue .faq-item {
  border-bottom-color: rgba(255, 255, 255, .16);
}
.page-faq .faq-section--blue .faq-item:first-child {
  border-top-color: rgba(255, 255, 255, .16);
}
.page-faq .faq-section--blue .faq-item__q {
  color: #E8ECF2;
}
.page-faq .faq-section--blue .faq-item__q:hover {
  color: #fff;
}
.page-faq .faq-section--blue .faq-item[open] .faq-item__q {
  color: #FFC39E;
}
.page-faq .faq-section--blue .faq-item__q::after {
  color: #FFC39E;
}
.page-faq .faq-section--blue .faq-item[open] .faq-item__q::after {
  color: #fff;
}
.page-faq .faq-section--blue .faq-item__index {
  background: rgba(255, 195, 158, .14);
  color: #FFC39E;
}
.page-faq .faq-section--blue .faq-item__a {
  color: rgba(255, 255, 255, .86);
}
.page-faq .faq-section--blue .faq-item__a a {
  color: #A7C6E0;
}
.page-faq .faq-section--blue .faq-item__copy {
  background: rgba(255, 255, 255, .08);
  border-color: rgba(255, 255, 255, .32);
  color: #fff;
}
.page-faq .faq-section--blue .faq-item__copy:hover {
  background: rgba(255, 255, 255, .16);
  border-color: rgba(255, 255, 255, .65);
}

/* ---------- 图片视觉区 ---------- */
.page-faq .faq-visual {
  margin: 2.25rem 0 0;
  max-width: 720px;
}
.page-faq .faq-visual__img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  background: var(--light-silver);
}
.page-faq .faq-visual__cap {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .02em;
  color: rgba(43, 43, 43, .64);
  margin-top: .55rem;
}
.page-faq .faq-visual--onblue {
  margin-top: 2.5rem;
  max-width: 560px;
}
.page-faq .faq-visual--onblue .faq-visual__img {
  border: 1px solid rgba(255, 255, 255, .14);
  box-shadow: 0 16px 40px rgba(0, 0, 0, .25);
}
.page-faq .faq-section--blue .faq-visual__cap {
  color: rgba(255, 255, 255, .62);
}

/* ---------- 联系方式区 ---------- */
.page-faq .faq-contact {
  display: grid;
  gap: 2rem;
}
.page-faq .faq-contact__list {
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--faq-line);
}
.page-faq .faq-contact__row {
  display: flex;
  flex-direction: column;
  gap: .15rem;
  padding: .85rem 0;
  border-bottom: 1px solid var(--faq-line);
}
.page-faq .faq-contact__row dt {
  flex-shrink: 0;
  width: 5.5em;
  font-family: var(--font-mono);
  font-size: .8rem;
  font-weight: 600;
  color: var(--blood-orange);
}
.page-faq .faq-contact__row dd {
  margin: 0;
  color: var(--deep-ink);
  line-height: 1.6;
}
.page-faq .faq-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}
.page-faq .faq-contact__actions .btn {
  min-width: 13rem;
}

/* ---------- 中等屏适配 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-search__row {
    flex-direction: row;
    align-items: center;
    gap: 1rem;
    border-bottom: 3px solid var(--blood-orange);
    padding-bottom: .25rem;
  }
  .page-faq .faq-search__input {
    flex: 1;
    min-width: 0;
    border-bottom: none;
  }
  .page-faq .faq-search__action {
    display: inline-flex;
  }
  .page-faq .faq-hot__list {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-faq .faq-section__head {
    flex-direction: row;
    align-items: flex-start;
    gap: 1rem;
  }
  .page-faq .faq-contact__row {
    flex-direction: row;
    gap: 1rem;
  }
}

/* ---------- 桌面适配 ---------- */
@media (min-width: 768px) {
  .page-faq .faq-item__a {
    padding-left: clamp(3rem, 7vw, 4rem);
    padding-right: .25rem;
  }
}

@media (min-width: 920px) {
  .page-faq .faq-contact {
    grid-template-columns: 1.25fr .75fr;
    align-items: center;
    gap: 3rem;
    margin-top: .5rem;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-hot__list {
    grid-template-columns: repeat(5, 1fr);
  }
  .page-faq .faq-section:not(.faq-section--tint):not(.faq-section--blue):not(.faq-section--contact) .faq-visual {
    margin-left: clamp(3rem, 8vw, 5rem);
  }
}

/* ---------- 减小动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item__q,
  .page-faq .faq-item__q::after,
  .page-faq .faq-search__input,
  .page-faq .faq-search__action,
  .page-faq .faq-hot__link,
  .page-faq .faq-item__copy {
    transition: none;
  }
}