/* ===== 恒峰平台 · 常见问题页 ===== */
.page-faq {
  --faq-card: #FBF7EF;
  --faq-answer: #38424A;
  --faq-hard: 4px 4px 0 var(--paper-deep);
  background: var(--paper);
  color: var(--ink);
}

.page-faq .faq-hero__grid > *,
.page-faq .faq-body__grid > * {
  min-width: 0;
}

/* --- 首屏 --- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  background: var(--navy);
  padding: calc(var(--header-h) + clamp(28px, 5vw, 54px)) 0 clamp(46px, 7vw, 88px);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -18%;
  right: -14%;
  width: 58%;
  height: 150%;
  background: linear-gradient(158deg, rgba(217, 154, 61, .30), rgba(217, 154, 61, 0) 68%);
  transform: rotate(-7deg);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: -8%;
  bottom: -34%;
  width: 48%;
  height: 62%;
  background: var(--navy-deep);
  transform: rotate(5deg);
  pointer-events: none;
}

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

.page-faq .faq-hero .breadcrumb {
  margin: 0 0 clamp(22px, 3.5vw, 38px);
}

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

.page-faq .faq-hero .breadcrumb__item {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: rgba(244, 239, 230, .62);
}

.page-faq .faq-hero .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 8px;
  color: rgba(244, 239, 230, .34);
}

.page-faq .faq-hero .breadcrumb__link {
  color: var(--amber-soft);
  text-decoration: none;
}

.page-faq .faq-hero .breadcrumb__link:hover {
  text-decoration: underline;
}

.page-faq .faq-hero .breadcrumb__current {
  color: var(--paper);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(28px, 5vw, 52px);
  align-items: end;
}

.page-faq .faq-hero .eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--amber);
  margin: 0 0 16px;
}

.page-faq .faq-hero__lead h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(30px, 5.6vw, 54px);
  line-height: 1.15;
  letter-spacing: -.02em;
  color: var(--paper);
  margin: 0 0 20px;
  max-width: 16em;
}

.page-faq .faq-hero__intro {
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.9;
  color: rgba(244, 239, 230, .82);
  margin: 0 0 22px;
  max-width: 36em;
}

.page-faq .faq-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-hero__side {
  background: var(--paper);
  border: 1px solid var(--line-strong);
  padding: 20px 20px 22px;
  box-shadow: 8px 8px 0 rgba(217, 154, 61, .34);
}

.page-faq .faq-hero__side-title {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--slate);
  margin: 0 0 10px;
}

.page-faq .faq-jump {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-jump__item + .faq-jump__item {
  border-top: 1px dashed var(--line);
}

.page-faq .faq-jump__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--navy);
  text-decoration: none;
  transition: color .25s var(--ease), transform .25s var(--ease);
}

.page-faq .faq-jump__link:hover {
  color: var(--red);
  transform: translateX(3px);
}

.page-faq .faq-jump__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--amber);
}

/* --- 正文骨架 --- */
.page-faq .faq-body {
  padding: clamp(40px, 6vw, 80px) 0 clamp(52px, 8vw, 100px);
}

.page-faq .faq-body__grid {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
}

/* --- 左侧分组索引 --- */
.page-faq .faq-index {
  border-top: 3px solid var(--navy);
  padding-top: 14px;
}

.page-faq .faq-index__title {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--slate);
  margin: 0 0 10px;
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-faq .faq-index__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.5;
  color: var(--slate);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color .25s var(--ease), border-color .25s var(--ease), background .25s var(--ease);
}

.page-faq .faq-index__link:hover {
  color: var(--navy);
  border-left-color: var(--amber);
  background: rgba(217, 154, 61, .1);
}

.page-faq .faq-index__no {
  flex: none;
  color: var(--amber);
}

/* --- 问答分组 --- */
.page-faq .faq-qa {
  min-width: 0;
}

.page-faq .faq-group {
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(42px, 6vw, 76px);
}

.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-strong);
  margin-bottom: 18px;
}

.page-faq .faq-group__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .14em;
  color: var(--amber);
  flex: none;
}

.page-faq .faq-group__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 2.6vw, 28px);
  line-height: 1.3;
  margin: 0;
  color: var(--navy);
}

.page-faq .faq-group__lead {
  font-size: 15px;
  line-height: 1.85;
  color: var(--faq-answer);
  margin: 0 0 clamp(20px, 3vw, 30px);
  max-width: 40em;
}

/* --- 图片 --- */
.page-faq .faq-figure {
  margin: 0 0 clamp(22px, 3vw, 32px);
}

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

.page-faq .faq-figure .figure__caption {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--slate);
  margin-top: 10px;
}

/* --- 四类入口路径图 --- */
.page-faq .faq-routes {
  display: grid;
  gap: 10px;
  margin: 0 0 clamp(24px, 3.5vw, 34px);
}

.page-faq .faq-route {
  position: relative;
  background: var(--faq-card);
  border: 1px solid var(--line);
  border-top: 3px solid var(--teal);
  padding: 16px 16px 18px;
  box-shadow: var(--faq-hard);
}

.page-faq .faq-route:nth-child(2) {
  border-top-color: var(--amber);
}

.page-faq .faq-route:nth-child(3) {
  border-top-color: var(--red);
}

.page-faq .faq-route:nth-child(4) {
  border-top-color: var(--navy);
}

.page-faq .faq-route__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--slate);
  margin-bottom: 8px;
}

.page-faq .faq-route__name {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  color: var(--navy);
  margin: 0 0 6px;
}

.page-faq .faq-route__desc {
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--faq-answer);
  margin: 0;
}

/* --- 折叠问答卡 --- */
.page-faq .faq-item {
  position: relative;
  scroll-margin-top: calc(var(--header-h) + 24px);
  background: var(--faq-card);
  border: 1px solid var(--line);
  border-left: 3px solid var(--gray-blue);
  box-shadow: var(--faq-hard);
  transition: box-shadow .3s var(--ease), border-color .3s var(--ease), transform .3s var(--ease);
}

.page-faq .faq-item + .faq-item {
  margin-top: 14px;
}

.page-faq .faq-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-panel);
}

.page-faq .faq-item[open] {
  border-left-color: var(--amber);
  box-shadow: 6px 6px 0 rgba(217, 154, 61, .3);
}

.page-faq .faq-item__q {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 17px 18px;
  list-style: none;
  cursor: pointer;
  font-size: clamp(15px, 1.7vw, 17px);
  font-weight: 600;
  line-height: 1.65;
  color: var(--ink);
}

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

.page-faq .faq-item__q::marker {
  content: "";
}

.page-faq .faq-item__no {
  flex: none;
  margin-top: 3px;
  padding: 2px 6px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--paper);
  background: var(--navy);
  transition: background .3s var(--ease), color .3s var(--ease);
}

.page-faq .faq-item[open] .faq-item__no {
  background: var(--amber);
  color: var(--navy);
}

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

.page-faq .faq-item__sign {
  position: relative;
  flex: none;
  width: 16px;
  height: 16px;
  margin: 7px 0 0 auto;
}

.page-faq .faq-item__sign::before,
.page-faq .faq-item__sign::after {
  content: "";
  position: absolute;
  background: var(--slate);
  transition: transform .3s var(--ease), background .3s var(--ease);
}

.page-faq .faq-item__sign::before {
  left: 0;
  top: 7px;
  width: 16px;
  height: 2px;
}

.page-faq .faq-item__sign::after {
  left: 7px;
  top: 0;
  width: 2px;
  height: 16px;
}

.page-faq .faq-item[open] .faq-item__sign::after {
  transform: scaleY(0);
}

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

.page-faq .faq-item__a {
  padding: 0 18px 20px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--faq-answer);
}

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

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

.page-faq .faq-item__a a {
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(46, 94, 99, .4);
  transition: color .25s var(--ease), border-color .25s var(--ease);
}

.page-faq .faq-item__a a:hover {
  color: var(--red);
  border-bottom-color: var(--red);
}

/* --- 复制联系方式 --- */
.page-faq .faq-contact {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.page-faq .faq-contact .copy-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-items: flex-start;
  width: 100%;
  min-width: 0;
  padding: 14px 16px;
  background: var(--paper-deep);
  border: 1px dashed var(--line-strong);
  font-family: inherit;
  text-align: left;
  cursor: pointer;
  transition: background .25s var(--ease), border-color .25s var(--ease);
}

.page-faq .faq-contact .copy-field:hover {
  background: var(--amber-soft);
  border-color: var(--amber);
}

.page-faq .faq-contact .copy-field__value {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: .02em;
  color: var(--navy);
  word-break: break-all;
}

.page-faq .faq-contact .copy-field__hint {
  font-size: 12px;
  color: var(--slate);
}

/* --- 结尾升级区块 --- */
.page-faq .faq-escalate {
  position: relative;
  margin-top: clamp(38px, 5.5vw, 64px);
  padding: clamp(24px, 4vw, 40px);
  background: var(--navy);
  border-left: 4px solid var(--amber);
  color: var(--paper);
  box-shadow: var(--shadow-panel);
}

.page-faq .faq-escalate h2 {
  font-family: var(--font-display);
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.35;
  margin: 0 0 12px;
  color: var(--paper);
}

.page-faq .faq-escalate p {
  font-size: 15px;
  line-height: 1.9;
  color: rgba(244, 239, 230, .8);
  margin: 0 0 22px;
  max-width: 42em;
}

.page-faq .faq-escalate__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* --- 平板与桌面 --- */
@media (min-width: 720px) {
  .page-faq .faq-routes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

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

  .page-faq .faq-item__a {
    padding-left: 54px;
    padding-right: 26px;
  }

  .page-faq .faq-item__q {
    padding: 19px 22px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(268px, .85fr);
    gap: clamp(40px, 6vw, 84px);
  }

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

  .page-faq .faq-item:nth-child(2n) {
    margin-left: 26px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-body__grid {
    grid-template-columns: minmax(186px, 236px) minmax(0, 1fr);
    gap: clamp(36px, 5vw, 72px);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }

  .page-faq .faq-index__list {
    flex-direction: column;
    gap: 0;
  }

  .page-faq .faq-index__link {
    padding: 11px 12px;
  }
}