/* ============ 意见反馈页 page-contact ============ */

.page-contact {
  --ct-pad-y: clamp(52px, 7vw, 96px);
  --ct-shadow: 5px 6px 0 rgba(0, 0, 0, .42);
  --ct-shadow-hover: 8px 10px 0 rgba(0, 0, 0, .55);
  position: relative;
  display: block;
  padding-bottom: clamp(24px, 4vw, 48px);
}

/* ---------- 面包屑 ---------- */
.page-contact .ct-crumbbar {
  padding: 14px 0;
  border-bottom: 1px solid var(--rule);
  background: var(--ink);
}
.page-contact .ct-crumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-num);
  font-size: 12.5px;
  letter-spacing: .14em;
  color: var(--text-dim);
}
.page-contact .ct-crumbs__item + .ct-crumbs__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--rule);
}
.page-contact .ct-crumbs__item a {
  color: var(--text-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .16s ease, border-color .16s ease;
}
.page-contact .ct-crumbs__item a:hover,
.page-contact .ct-crumbs__item a:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
}
.page-contact .ct-crumbs__item[aria-current="page"] {
  color: var(--lime);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(36px, 5.5vw, 82px) 0 clamp(46px, 6.5vw, 92px);
  border-bottom: 1px solid var(--rule);
}
.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  inset: -18% -8% auto -8%;
  height: 145%;
  background-image:
    linear-gradient(to right, rgba(42, 58, 49, .5) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(42, 58, 49, .5) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(ellipse 68% 58% at 70% 20%, #000 0%, rgba(0, 0, 0, .32) 46%, transparent 78%);
  mask-image: radial-gradient(ellipse 68% 58% at 70% 20%, #000 0%, rgba(0, 0, 0, .32) 46%, transparent 78%);
  pointer-events: none;
}
.page-contact .ct-hero > .wrap {
  position: relative;
  z-index: 1;
}
.page-contact .ct-hero__eyebrow {
  margin: 0 0 16px;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--lime);
}
.page-contact .ct-hero__title {
  margin: 0 0 20px;
  max-width: 18em;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(28px, 5.2vw, 56px);
  line-height: 1.14;
  letter-spacing: -.012em;
  color: var(--paper);
}
.page-contact .ct-hero__lede {
  margin: 0 0 clamp(30px, 4.5vw, 54px);
  max-width: 64ch;
  font-size: 16.5px;
  line-height: 1.82;
  color: var(--text);
}

.page-contact .ct-hero__body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 46px);
}

.page-contact .ct-subhead {
  margin: 0 0 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--rule);
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .18em;
  color: var(--text-dim);
}

/* ---------- 四类入口卡 ---------- */
.page-contact .ct-entries__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}
.page-contact .ct-entry__link {
  display: block;
  position: relative;
  padding: 18px 20px 18px 22px;
  border: 1px solid var(--rule);
  background: var(--ink-2);
  text-decoration: none;
  color: inherit;
  box-shadow: var(--ct-shadow);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.page-contact .ct-entry__link::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 100%;
  background: var(--arena-2);
  transition: background-color .18s ease;
}
.page-contact .ct-entry__link:hover,
.page-contact .ct-entry__link:focus-visible {
  transform: translateY(-4px);
  box-shadow: var(--ct-shadow-hover);
  border-color: var(--arena-2);
}
.page-contact .ct-entry__link:hover::after,
.page-contact .ct-entry__link:focus-visible::after {
  background: var(--lime);
}
.page-contact .ct-entry__no {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--text-dim);
}
.page-contact .ct-entry__name {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-head);
  font-size: 19px;
  font-weight: 900;
  letter-spacing: .005em;
  color: var(--paper);
}
.page-contact .ct-entry__desc {
  display: block;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--text);
}
.page-contact .ct-entry__more {
  display: block;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  margin-top: 0;
  padding-top: 0;
  border-top: 1px solid transparent;
  font-size: 13px;
  line-height: 1.72;
  color: var(--text-dim);
  transition: max-height .3s ease, opacity .22s ease, margin-top .3s ease,
              padding-top .3s ease, border-color .3s ease;
}
.page-contact .ct-entry__link:hover .ct-entry__more,
.page-contact .ct-entry__link:focus-visible .ct-entry__more {
  max-height: 140px;
  opacity: 1;
  margin-top: 12px;
  padding-top: 12px;
  border-top-color: var(--rule);
}

/* ---------- 渠道展签 ---------- */
.page-contact .ct-plates {
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}
.page-contact .ct-plate {
  position: relative;
  padding: 16px 18px 16px 60px;
  background: var(--paper);
  border: 1px solid #0B0F0D;
  box-shadow: 4px 5px 0 rgba(0, 0, 0, .38);
  transition: transform .18s ease, box-shadow .18s ease;
}
.page-contact .ct-plate:hover {
  transform: translateY(-4px);
  box-shadow: 6px 8px 0 rgba(0, 0, 0, .5);
}
.page-contact .ct-plate__no {
  position: absolute;
  left: 14px;
  top: 17px;
  padding: 2px 6px;
  background: var(--lime);
  color: #0B0F0D;
  font-family: var(--font-num);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .12em;
  line-height: 1.45;
}
.page-contact .ct-plate__label {
  display: block;
  margin-bottom: 4px;
  font-size: 11.5px;
  letter-spacing: .2em;
  color: #56635B;
}
.page-contact .ct-plate__value {
  display: block;
  font-family: var(--font-num);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .01em;
  line-height: 1.4;
  color: #0B0F0D;
  word-break: break-word;
}
.page-contact .ct-plate__note {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.68;
  color: #4A544E;
}

.page-contact .ct-channels__figure {
  margin: 0;
}
.page-contact .ct-channels__media {
  margin: 0;
  border: 1px solid var(--rule);
  background: var(--arena);
  overflow: hidden;
}
.page-contact .ct-channels__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 4 / 3;
}
.page-contact .ct-channels__figure .figure__cap {
  margin-top: 10px;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--text-dim);
}

/* ---------- 区块标题通用 ---------- */
.page-contact .ct-head {
  margin: 0 0 clamp(26px, 4vw, 50px);
}
.page-contact .ct-head .section__no {
  display: inline-block;
  margin-bottom: 10px;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .24em;
  color: var(--lime);
}
.page-contact .ct-head .section__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(23px, 3.2vw, 36px);
  line-height: 1.22;
  letter-spacing: -.008em;
  color: var(--paper);
}
.page-contact .ct-head__note {
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--text-dim);
}

.page-contact .ct-coop,
.page-contact .ct-correct,
.page-contact .ct-timing {
  padding: var(--ct-pad-y) 0;
  border-bottom: 1px solid var(--rule);
}
.page-contact .ct-flow {
  padding: var(--ct-pad-y) 0 clamp(20px, 3vw, 40px);
}

/* ---------- 商务与内容合作 ---------- */
.page-contact .ct-coop__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.5vw, 44px);
}
.page-contact .ct-coop__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--rule);
}
.page-contact .ct-coop__item {
  display: grid;
  gap: 8px;
  padding: 22px 0 24px;
  border-bottom: 1px solid var(--rule);
}
.page-contact .ct-coop__item h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: 19px;
  font-weight: 900;
  color: var(--paper);
}
.page-contact .ct-coop__item p {
  margin: 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text);
}
.page-contact .ct-coop__aside {
  padding: 26px 22px 24px;
}
.page-contact .ct-checklist {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}
.page-contact .ct-checklist li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text);
}
.page-contact .ct-checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .64em;
  width: 9px;
  height: 2px;
  background: var(--lime);
}

/* ---------- 数据纠错 ---------- */
.page-contact .ct-correct__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.5vw, 46px);
}
.page-contact .ct-h3 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 900;
  letter-spacing: .01em;
  color: var(--paper);
}
.page-contact .ct-correct__col > p {
  margin: 0 0 26px;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.82;
  color: var(--text);
}
.page-contact .ct-correct__col > p:last-child {
  margin-bottom: 0;
}
.page-contact .ct-note-card {
  margin-bottom: 16px;
  padding: 20px 20px 22px;
  border: 1px solid var(--rule);
  background: var(--ink-2);
  box-shadow: var(--ct-shadow);
}
.page-contact .ct-note-card p {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--text);
}
.page-contact .ct-correct__col--aside .muted {
  margin: 4px 0 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--text-dim);
}

/* ---------- 处理节奏 ---------- */
.page-contact .ct-timeline {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}
.page-contact .ct-timeline__seg {
  padding: 20px 0 22px;
  border-bottom: 1px solid var(--rule);
}
.page-contact .ct-timeline__seg::before {
  content: "";
  display: block;
  width: 44px;
  height: 5px;
  margin-bottom: 16px;
  background: var(--arena-2);
}
.page-contact .ct-timeline__seg:first-child::before {
  background: var(--lime);
}
.page-contact .ct-timeline__no {
  display: block;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--text-dim);
}
.page-contact .ct-timeline__val {
  display: block;
  margin-top: 6px;
  font-family: var(--font-num);
  font-size: clamp(25px, 2.8vw, 34px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: .01em;
  color: var(--lime);
}
.page-contact .ct-timeline__unit {
  display: block;
  margin-top: 4px;
  font-size: 12.5px;
  letter-spacing: .14em;
  color: var(--text-dim);
}
.page-contact .ct-timeline__seg p {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text);
}

/* ---------- 流程收口 ---------- */
.page-contact .ct-flow__figure {
  margin: 0 0 clamp(30px, 4.5vw, 54px);
  border: 1px solid var(--rule);
  background: var(--arena);
  overflow: hidden;
}
.page-contact .ct-flow__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-contact .ct-flow__figure .figure__cap {
  padding: 12px 18px;
  border-top: 1px solid var(--rule);
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--text-dim);
}

.page-contact .ct-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}
.page-contact .ct-step {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 4px 14px;
  padding: 18px 0 20px;
  border-top: 1px solid var(--rule);
}
.page-contact .ct-step__no {
  grid-row: 1 / span 2;
  padding-top: 3px;
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--lime);
}
.page-contact .ct-step h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 900;
  color: var(--paper);
}
.page-contact .ct-step p {
  grid-column: 2;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-contact .ct-flow__foot {
  margin: clamp(30px, 4vw, 48px) 0 0;
  padding: 20px 22px;
  border: 1px solid var(--rule);
  border-left: 3px solid var(--arena-2);
  background: var(--ink-2);
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--text-dim);
}
.page-contact .ct-flow__foot a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 255, 61, .38);
  transition: border-color .16s ease;
}
.page-contact .ct-flow__foot a:hover,
.page-contact .ct-flow__foot a:focus-visible {
  border-bottom-color: var(--lime);
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 760px) {
  .page-contact .ct-correct__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-hero__body {
    grid-template-columns: minmax(0, 1.32fr) minmax(0, 1fr);
    align-items: start;
    gap: clamp(34px, 4.5vw, 64px);
  }
  .page-contact .ct-coop__grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    align-items: start;
  }
  .page-contact .ct-timeline {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    border-top: 1px solid var(--rule);
  }
  .page-contact .ct-timeline__seg {
    padding: 24px 0 26px;
    border-bottom: none;
  }
  .page-contact .ct-timeline__seg + .ct-timeline__seg {
    border-left: 1px solid var(--rule);
    padding-left: 24px;
  }
  .page-contact .ct-timeline__seg:not(:last-child) {
    padding-right: 24px;
  }
  .page-contact .ct-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0 26px;
  }
  .page-contact .ct-step {
    grid-template-columns: 1fr;
    padding: 20px 0 0;
    border-top: 2px solid var(--arena-2);
  }
  .page-contact .ct-step:first-child {
    border-top-color: var(--lime);
  }
  .page-contact .ct-step__no {
    grid-row: auto;
    padding-top: 0;
    margin-bottom: 6px;
  }
  .page-contact .ct-step p {
    grid-column: 1;
  }
}

@media (min-width: 1180px) {
  .page-contact .ct-correct__col > p {
    font-size: 15.5px;
  }
  .page-contact .ct-plates {
    gap: 12px;
  }
}

@media (hover: none) {
  .page-contact .ct-entry__more {
    max-height: 200px;
    opacity: 1;
    margin-top: 12px;
    padding-top: 12px;
    border-top-color: var(--rule);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-entry__link,
  .page-contact .ct-entry__more,
  .page-contact .ct-plate,
  .page-contact .ct-flow__foot a {
    transition: none;
  }
  .page-contact .ct-entry__link:hover,
  .page-contact .ct-plate:hover {
    transform: none;
  }
}