/* ==========================================================
   联系与反馈 /feedback/
   作用域：.page-contact
   ========================================================== */

.page-contact {
  --ct-hair: rgba(59, 85, 120, .38);
  --ct-hair-strong: rgba(59, 85, 120, .72);
}

/* ---------- 首屏：叙事 + 竖排时段标注 ---------- */
.page-contact .breadcrumbs {
  margin-top: 28px;
}

.page-contact .ct-intro {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  margin: 36px 0 48px;
}

.page-contact .ct-intro__text {
  flex: 1 1 auto;
  min-width: 0;
}

.page-contact .ct-intro__eyebrow {
  margin: 0;
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--desert-gold);
  text-transform: uppercase;
}

.page-contact .ct-h1 {
  margin: 14px 0 0;
  font-family: var(--font-cn);
  font-weight: 900;
  font-size: clamp(32px, 6.4vw, 62px);
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--sand-white);
  transform: scaleX(.94);
  transform-origin: left center;
  max-width: 16em;
}

.page-contact .ct-intro__lead {
  margin: 22px 0 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--sand-white);
  max-width: 34em;
}

.page-contact .ct-intro__meta {
  display: none;
  flex: 0 0 auto;
  padding-left: 20px;
  border-left: 1px solid var(--line-blue);
  align-self: stretch;
}

.page-contact .ct-intro__meta .annot--vertical {
  color: var(--rock-grey);
  letter-spacing: .2em;
}

@media (min-width: 900px) {
  .page-contact .ct-intro__meta {
    display: block;
    margin-top: 8px;
  }
}

/* ---------- 分栏：左渠道卡 / 右信息清单 ---------- */
.page-contact .ct-split {
  padding-block: clamp(32px, 5vw, 56px);
}

.page-contact .ct-split__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
}

@media (min-width: 1000px) {
  .page-contact .ct-split__inner {
    grid-template-columns: 5fr 7fr;
    gap: 56px;
    align-items: start;
  }
}

/* ---------- 渠道档案卡 ---------- */
.page-contact .ct-channels {
  position: relative;
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-contact .ct-channels__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .13;
  z-index: 0;
  pointer-events: none;
}

.page-contact .ct-card {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  background: var(--canyon-700);
  border: 1px solid var(--line-blue);
  transition: transform .16s var(--ease), border-color .16s var(--ease);
}

.page-contact .ct-card:hover,
.page-contact .ct-card:focus-within {
  transform: translateY(-2px);
  border-color: var(--desert-gold);
}

.page-contact .ct-card__tag {
  display: block;
  padding: 7px 16px;
  background: var(--canyon-900);
  border-bottom: 1px solid var(--line-blue);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--desert-gold);
}

.page-contact .ct-card__body {
  padding: 18px 18px 20px;
}

.page-contact .ct-card__label {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--rock-grey);
}

.page-contact .ct-card__value {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.8vw, 18px);
  line-height: 1.5;
  letter-spacing: .01em;
  color: var(--sand-white);
  text-decoration: none;
  border-bottom: 1px solid var(--ct-hair-strong);
  word-break: break-all;
  transition: color .16s var(--ease), border-color .16s var(--ease);
}

.page-contact a.ct-card__value:hover,
.page-contact a.ct-card__value:focus-visible {
  color: var(--volt-cyan);
  border-bottom-color: var(--volt-cyan);
}

.page-contact a.ct-card__value:focus-visible {
  outline: 2px solid var(--volt-cyan);
  outline-offset: 3px;
}

.page-contact .ct-card__value--plain {
  border-bottom-color: transparent;
  font-family: var(--font-cn);
  font-size: 16px;
  letter-spacing: .01em;
  word-break: normal;
}

.page-contact .ct-card__note {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--rock-grey);
}

/* 邮箱 / 电话的悬停提示 */
.page-contact .ct-mail {
  display: block;
}

.page-contact .ct-mail__hint {
  display: block;
  margin-top: 7px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--volt-cyan);
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity .16s var(--ease), transform .16s var(--ease);
}

.page-contact .ct-mail:hover .ct-mail__hint,
.page-contact .ct-mail:focus-within .ct-mail__hint {
  opacity: 1;
  transform: none;
}

/* ---------- 四项信息清单 ---------- */
.page-contact .ct-prep {
  min-width: 0;
}

.page-contact .ct-prep__title {
  margin: 0;
  font-family: var(--font-cn);
  font-weight: 900;
  font-size: clamp(22px, 3.2vw, 32px);
  letter-spacing: -.015em;
  color: var(--sand-white);
  transform: scaleX(.96);
  transform-origin: left center;
}

.page-contact .ct-prep__sub {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--rock-grey);
  max-width: 34em;
}

.page-contact .ct-items {
  position: relative;
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
}

.page-contact .ct-items::before {
  content: "";
  position: absolute;
  left: 17px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--line-blue);
}

.page-contact .ct-item {
  position: relative;
  display: grid;
  grid-template-columns: 36px 1fr 24px;
  gap: 0 12px;
  align-items: start;
  padding: 18px 0;
  border-bottom: 1px solid var(--ct-hair);
}

.page-contact .ct-item__num {
  font-size: 13px;
  letter-spacing: .08em;
  text-align: center;
  color: var(--desert-gold);
  background: var(--canyon-800);
  padding: 2px 0;
  z-index: 1;
}

.page-contact .ct-item__title {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--sand-white);
}

.page-contact .ct-item__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--rock-grey);
}

.page-contact .ct-item__box {
  position: relative;
  display: block;
  width: 24px;
  height: 24px;
  margin-top: 1px;
  cursor: pointer;
}

.page-contact .ct-item__input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  cursor: pointer;
  z-index: 2;
}

.page-contact .ct-item__tick {
  display: block;
  width: 24px;
  height: 24px;
  border: 1px solid var(--line-blue);
  transition: border-color .16s var(--ease), background-color .16s var(--ease);
}

.page-contact .ct-item__box:hover .ct-item__tick {
  border-color: var(--desert-gold);
}

.page-contact .ct-item__input:checked + .ct-item__tick {
  border-color: var(--volt-cyan);
  background: rgba(0, 229, 255, .1);
}

.page-contact .ct-item__input:checked + .ct-item__tick::after {
  content: "";
  position: absolute;
  left: 7px;
  top: 3px;
  width: 6px;
  height: 12px;
  border-right: 2px solid var(--volt-cyan);
  border-bottom: 2px solid var(--volt-cyan);
  transform: rotate(45deg);
}

.page-contact .ct-item__input:focus-visible + .ct-item__tick {
  outline: 2px solid var(--volt-cyan);
  outline-offset: 2px;
}

.page-contact .ct-ready {
  margin: 18px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--volt-cyan);
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  transition: opacity .18s var(--ease), transform .18s var(--ease), visibility 0s linear .18s;
}

.page-contact .ct-prep:has(#ct-r1:checked):has(#ct-r2:checked):has(#ct-r3:checked):has(#ct-r4:checked) .ct-ready {
  opacity: 1;
  visibility: visible;
  transform: none;
  transition: opacity .18s var(--ease), transform .18s var(--ease), visibility 0s;
}

@media (min-width: 600px) {
  .page-contact .ct-item {
    grid-template-columns: 44px 1fr 24px;
    gap: 0 16px;
  }
  .page-contact .ct-items::before {
    left: 21px;
  }
}

/* ---------- 浅色展签：用途边界 ---------- */
.page-contact .ct-scope {
  background: var(--paper-white);
  color: var(--ink);
  padding-block: clamp(64px, 10vw, 104px);
  clip-path: polygon(0 40px, 100% 0, 100% calc(100% - 40px), 0 100%);
}

.page-contact .ct-scope__kicker {
  margin: 0;
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--ink-muted);
}

.page-contact .ct-scope__title {
  margin: 16px 0 30px;
  font-family: var(--font-cn);
  font-weight: 900;
  font-size: clamp(24px, 4.2vw, 42px);
  line-height: 1.12;
  letter-spacing: -.02em;
  color: var(--ink);
  transform: scaleX(.95);
  transform-origin: left center;
  max-width: 16em;
}

.page-contact .ct-scope__cols {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 820px) {
  .page-contact .ct-scope__cols {
    grid-template-columns: 1fr 1fr;
    gap: 24px 56px;
  }
}

.page-contact .ct-scope__cols p {
  margin: 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--ink);
  border-top: 1px solid rgba(22, 35, 58, .18);
  padding-top: 16px;
}

.page-contact .ct-scope__cols strong {
  font-weight: 900;
  color: var(--ink);
  letter-spacing: .02em;
}

/* ---------- 区块头三件套 ---------- */
.page-contact .ct-head {
  display: grid;
  gap: 10px;
  padding-top: 24px;
  border-top: 1px solid var(--line-blue);
  margin-bottom: 36px;
}

.page-contact .ct-head__num {
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--desert-gold);
}

.page-contact .ct-head__title {
  margin: 0;
  font-family: var(--font-cn);
  font-weight: 900;
  font-size: clamp(22px, 3.6vw, 34px);
  line-height: 1.18;
  letter-spacing: -.015em;
  color: var(--sand-white);
  transform: scaleX(.96);
  transform-origin: left center;
  max-width: 18em;
}

.page-contact .ct-head__note {
  margin: 0;
  font-size: 13px;
  letter-spacing: .04em;
  line-height: 1.75;
  color: var(--rock-grey);
  max-width: 34em;
}

/* ---------- 问题分类四宫格 ---------- */
.page-contact .ct-routes {
  padding-block: clamp(48px, 8vw, 88px);
}

.page-contact .ct-routes__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line-blue);
  border: 1px solid var(--line-blue);
}

@media (min-width: 760px) {
  .page-contact .ct-routes__grid {
    grid-template-columns: 1fr 1fr;
  }
}

.page-contact .ct-route {
  display: block;
  position: relative;
  background: var(--canyon-800);
  padding: 26px 22px 24px;
  text-decoration: none;
  color: inherit;
  transition: background-color .16s var(--ease);
}

.page-contact .ct-route:hover,
.page-contact .ct-route:focus-visible {
  background: var(--canyon-700);
}

.page-contact .ct-route:focus-visible {
  outline: 2px solid var(--volt-cyan);
  outline-offset: -2px;
}

.page-contact .ct-route__num {
  display: block;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--rock-grey);
  transition: color .16s var(--ease);
}

.page-contact .ct-route:hover .ct-route__num,
.page-contact .ct-route:focus-visible .ct-route__num {
  color: var(--volt-cyan);
}

.page-contact .ct-route__title {
  margin: 14px 0 10px;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--sand-white);
}

.page-contact .ct-route__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.82;
  color: var(--rock-grey);
}

.page-contact .ct-route__go {
  display: inline-block;
  margin-top: 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--desert-gold);
  border-bottom: 1px solid transparent;
  transition: border-color .16s var(--ease);
}

.page-contact .ct-route:hover .ct-route__go,
.page-contact .ct-route:focus-visible .ct-route__go {
  border-bottom-color: var(--desert-gold);
}

/* ---------- 不在处理范围内 ---------- */
.page-contact .ct-out {
  padding-block: clamp(40px, 7vw, 72px);
}

.page-contact .ct-out__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

@media (min-width: 900px) {
  .page-contact .ct-out__inner {
    grid-template-columns: 7fr 5fr;
    gap: 56px;
    align-items: start;
  }
}

.page-contact .ct-out__title {
  margin: 0;
  font-family: var(--font-cn);
  font-weight: 900;
  font-size: clamp(20px, 3.2vw, 30px);
  line-height: 1.2;
  letter-spacing: -.015em;
  color: var(--sand-white);
  transform: scaleX(.96);
  transform-origin: left center;
  max-width: 18em;
}

.page-contact .ct-out__list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 15px;
}

.page-contact .ct-out__list li {
  position: relative;
  padding-left: 24px;
  font-size: 15px;
  line-height: 1.82;
  color: var(--rock-grey);
}

.page-contact .ct-out__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 11px;
  height: 1px;
  background: var(--flame-orange);
}

.page-contact .ct-out__aside {
  border-left: 1px solid var(--line-blue);
  padding-left: 20px;
}

.page-contact .ct-out__aside p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--rock-grey);
}

.page-contact .ct-out__aside a {
  color: var(--desert-gold);
  text-decoration: none;
  border-bottom: 1px solid var(--ct-hair-strong);
  transition: color .16s var(--ease), border-color .16s var(--ease);
}

.page-contact .ct-out__aside a:hover,
.page-contact .ct-out__aside a:focus-visible {
  color: var(--volt-cyan);
  border-bottom-color: var(--volt-cyan);
}

.page-contact .ct-out__aside a:focus-visible {
  outline: 2px solid var(--volt-cyan);
  outline-offset: 2px;
}

/* ---------- 站点信息核对 ---------- */
.page-contact .ct-verify {
  padding-bottom: clamp(56px, 9vw, 104px);
}

.page-contact .ct-verify__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  border-top: 1px solid var(--desert-gold);
  padding-top: 40px;
}

@media (min-width: 900px) {
  .page-contact .ct-verify__grid {
    grid-template-columns: 7fr 5fr;
    gap: 56px;
    align-items: start;
  }
}

.page-contact .ct-vlist {
  margin: 28px 0 0;
  padding: 0;
}

.page-contact .ct-vrow {
  display: grid;
  grid-template-columns: 1fr;
  gap: 5px;
  padding: 14px 0;
  border-bottom: 1px solid var(--ct-hair);
}

@media (min-width: 560px) {
  .page-contact .ct-vrow {
    grid-template-columns: 148px 1fr;
    gap: 0 20px;
    align-items: baseline;
  }
}

.page-contact .ct-vrow dt {
  margin: 0;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--rock-grey);
}

.page-contact .ct-vrow dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--sand-white);
  word-break: break-word;
}

.page-contact .ct-verify__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-contact .ct-verify__fig {
  margin: 0;
  position: relative;
  border: 1px solid var(--line-blue);
  overflow: hidden;
}

.page-contact .ct-verify__fig img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-card,
  .page-contact .ct-card__value,
  .page-contact .ct-mail__hint,
  .page-contact .ct-item__tick,
  .page-contact .ct-ready,
  .page-contact .ct-route,
  .page-contact .ct-route__num,
  .page-contact .ct-route__go,
  .page-contact .ct-out__aside a {
    transition: none;
  }
  .page-contact .ct-card:hover,
  .page-contact .ct-card:focus-within {
    transform: none;
  }
  .page-contact .ct-mail__hint {
    transform: none;
  }
  .page-contact .ct-ready {
    transform: none;
  }
}
<<<END>>>