.page-contact {
  --ct-gap: clamp(18px, 3vw, 34px);
  --ct-cut: 22px;
  --ct-card-bg: linear-gradient(158deg, rgba(27, 16, 53, .88), rgba(14, 26, 43, .78));
  background:
    radial-gradient(110% 70% at 92% 0%, rgba(27, 16, 53, .78), transparent 62%),
    radial-gradient(90% 60% at 0% 22%, rgba(14, 26, 43, .82), transparent 64%);
  color: var(--paper);
  padding-bottom: clamp(38px, 7vw, 88px);
}

.page-contact .ct-crumbs {
  padding: clamp(16px, 3vw, 26px) 0 0;
}

.page-contact h1 {
  margin: 10px 0 0;
  font-size: clamp(30px, 7.2vw, 60px);
  line-height: 1.08;
  letter-spacing: -.02em;
  font-weight: 800;
}

.page-contact .lede {
  margin: clamp(14px, 2.2vw, 20px) 0 0;
  font-size: 16px;
  line-height: 1.75;
  color: rgba(245, 241, 232, .84);
}

.page-contact .section-title {
  margin: 6px 0 0;
  font-size: clamp(24px, 4.6vw, 38px);
  line-height: 1.16;
  letter-spacing: -.015em;
  font-weight: 800;
}

/* ---------- 首屏分屏 ---------- */

.page-contact .ct-hero {
  position: relative;
  overflow: hidden;
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  top: -18%;
  left: 48%;
  width: 70%;
  height: 78%;
  background: radial-gradient(closest-side, rgba(212, 162, 76, .2), transparent 72%);
  pointer-events: none;
}

.page-contact .ct-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--ct-gap);
  align-items: start;
}

.page-contact .ct-quick {
  margin: clamp(20px, 3vw, 30px) 0 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line);
}

.page-contact .ct-quick__item {
  display: grid;
  gap: 5px;
  padding: 13px 15px;
  background: rgba(11, 11, 16, .72);
}

.page-contact .ct-quick dt {
  color: var(--gold);
  font-size: 12px;
  letter-spacing: .14em;
}

.page-contact .ct-quick dd {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

.page-contact .ct-hero__lead .btn-row {
  margin-top: clamp(20px, 3vw, 28px);
}

.page-contact .ct-hero__figure,
.page-contact .ct-feedback__figure {
  margin: 0;
}

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

/* ---------- 渠道总览 ---------- */

.page-contact .ct-head {
  max-width: 760px;
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-contact .ct-head__note {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--slate);
}

.page-contact .ct-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(16px, 2.4vw, 22px);
}

.page-contact .ct-filter__btn {
  appearance: none;
  border: 1px solid var(--line);
  background: rgba(42, 42, 53, .6);
  color: var(--paper);
  font-family: inherit;
  font-size: 14px;
  line-height: 1;
  padding: 10px 15px;
  cursor: pointer;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
  transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}

.page-contact .ct-filter__btn:hover {
  border-color: var(--line-gold);
  color: var(--gold-soft);
}

.page-contact .ct-filter__btn[aria-pressed="true"],
.page-contact .ct-filter__btn.is-active {
  background: var(--coral);
  border-color: var(--coral);
  color: #17100b;
  font-weight: 700;
}

.page-contact .ct-filter__count {
  margin: 4px 0 0 auto;
  color: var(--slate);
  font-size: 12px;
  letter-spacing: .06em;
}

.page-contact .ct-channel-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .ct-channel-list > [hidden] {
  display: none;
}

.page-contact .ct-channel {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--ct-card-bg);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--ct-cut)), calc(100% - var(--ct-cut)) 100%, 0 100%);
  transition: transform .45s var(--ease), border-color .45s var(--ease);
}

.page-contact .ct-channel:hover {
  transform: translateY(-3px);
  border-color: var(--line-gold);
}

.page-contact .ct-channel__body {
  display: grid;
  gap: 8px;
  align-content: start;
}

.page-contact .ct-channel h3 {
  margin: 0;
  font-size: 19px;
  line-height: 1.35;
  color: var(--paper);
}

.page-contact .ct-channel__body > p {
  margin: 0;
  font-size: 16px;
  line-height: 1.72;
  color: rgba(245, 241, 232, .82);
}

.page-contact .ct-channel__value {
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.6;
  color: var(--gold-soft);
  word-break: break-word;
}

.page-contact .ct-channel__meta {
  font-family: var(--font-mono);
  font-size: 12px !important;
  letter-spacing: .05em;
  color: var(--slate);
}

.page-contact .ct-channel__meta .btn {
  margin-top: 2px;
}

/* ---------- 反馈章节 ---------- */

.page-contact .ct-feedback__grid {
  display: grid;
  gap: var(--ct-gap);
  align-items: center;
}

.page-contact .ct-steps {
  list-style: none;
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .ct-steps li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 12px;
  align-items: start;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line-soft);
  font-size: 16px;
  line-height: 1.68;
  color: rgba(245, 241, 232, .86);
}

.page-contact .ct-steps li span:first-child {
  color: var(--coral);
  font-size: 15px;
  letter-spacing: .08em;
}

.page-contact .ct-tip {
  margin: clamp(16px, 2.6vw, 24px) 0 0;
  padding: 13px 16px;
  border-left: 3px solid var(--celadon);
  background: rgba(79, 209, 178, .09);
  font-size: 16px;
  line-height: 1.7;
  color: var(--paper);
}

/* ---------- 响应节奏 ---------- */

.page-contact .ct-hours__grid {
  display: grid;
  gap: 14px;
}

.page-contact .ct-hours__card {
  padding: clamp(18px, 2.4vw, 26px);
  background: rgba(42, 42, 53, .5);
  border: 1px solid var(--line);
  border-top: 2px solid var(--gold);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--ct-cut)), calc(100% - var(--ct-cut)) 100%, 0 100%);
}

.page-contact .ct-hours__card--celadon {
  border-top-color: var(--celadon);
  background: linear-gradient(160deg, rgba(79, 209, 178, .1), rgba(42, 42, 53, .5));
}

.page-contact .ct-hours__num {
  margin: 0;
  font-size: clamp(22px, 3.6vw, 30px);
  color: var(--gold);
  letter-spacing: .02em;
}

.page-contact .ct-hours__card--celadon .ct-hours__num {
  color: var(--celadon);
}

.page-contact .ct-hours__card h3 {
  margin: 10px 0 8px;
  font-size: 18px;
  color: var(--paper);
}

.page-contact .ct-hours__card p:last-child {
  margin: 0;
  font-size: 16px;
  line-height: 1.72;
  color: rgba(245, 241, 232, .8);
}

.page-contact .ct-hours__note {
  margin: clamp(18px, 2.6vw, 24px) 0 0;
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--slate);
}

/* ---------- 合作与纠错 ---------- */

.page-contact .ct-coop__card {
  padding: clamp(16px, 2vw, 22px);
}

.page-contact .ct-coop__card h3 {
  margin: 0 0 8px;
  font-size: 18px;
  color: var(--gold-soft);
}

.page-contact .ct-coop__card p {
  margin: 0;
  font-size: 16px;
  line-height: 1.72;
  color: rgba(245, 241, 232, .82);
}

/* ---------- 到访信息 ---------- */

.page-contact .ct-visit__grid {
  display: grid;
  gap: var(--ct-gap);
  align-items: start;
}

.page-contact .ct-visit__text p {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.75;
  color: rgba(245, 241, 232, .84);
}

.page-contact .ct-visit__text .muted {
  color: var(--slate);
  font-size: 15px;
}

.page-contact .ct-visit__note {
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--ct-card-bg);
  border: 1px solid var(--line);
  border-left: 3px solid var(--gold);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--ct-cut)), calc(100% - var(--ct-cut)) 100%, 0 100%);
}

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

.page-contact .ct-visit__note > p {
  margin: 0;
  font-size: 16px;
  line-height: 1.72;
  color: rgba(245, 241, 232, .86);
}

.page-contact .ct-visit__note .btn-row {
  margin-top: 16px;
}

/* ---------- 结尾提示 ---------- */

.page-contact .ct-outro__inner {
  display: grid;
  gap: 12px;
  padding: clamp(22px, 3.6vw, 38px);
  background: linear-gradient(118deg, rgba(212, 162, 76, .18), rgba(27, 16, 53, .92) 58%);
  border: 1px solid var(--line-gold);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--ct-cut)), calc(100% - var(--ct-cut)) 100%, 0 100%);
}

.page-contact .ct-outro__tag {
  margin: 0;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--gold);
}

.page-contact .ct-outro__title {
  margin: 0;
}

.page-contact .ct-outro__text {
  margin: 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.75;
  color: rgba(245, 241, 232, .86);
}

.page-contact .ct-outro__inner .btn-row {
  margin-top: 8px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 760px) {
  .page-contact .ct-channel-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-contact .ct-hours__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 900px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: 1.05fr .95fr;
    gap: clamp(28px, 4vw, 56px);
  }

  .page-contact .ct-feedback__grid {
    grid-template-columns: 1.1fr .9fr;
  }

  .page-contact .ct-visit__grid {
    grid-template-columns: 1.15fr .85fr;
  }
}

@media (min-width: 1180px) {
  .page-contact .ct-channel-list {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-channel,
  .page-contact .ct-filter__btn {
    transition: none;
  }

  .page-contact .ct-channel:hover {
    transform: none;
  }
}