.page-contact {
  --ct-grid: 24px;
  --ct-hair: rgba(29, 63, 102, 0.55);
  background: var(--deep-900);
  color: var(--silver);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

.page-contact .wrap {
  padding-inline: clamp(16px, 4vw, 24px);
}

.page-contact .section {
  padding: var(--space-section) 0;
}

.page-contact .section-head {
  margin-bottom: 36px;
}

.page-contact .section-title {
  margin: 8px 0 0;
  color: var(--porcelain);
}

.page-contact .section-note {
  margin: 14px 0 0;
  max-width: 46em;
}

.page-contact .index-num {
  margin: 0;
  font-family: var(--font-mono);
}

/* ---------- 首屏 ---------- */

.page-contact .ct-hero {
  position: relative;
  overflow: hidden;
  padding: 26px 0 clamp(48px, 8vw, 84px);
  border-bottom: 1px solid var(--line-faint);
}

.page-contact .ct-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-contact .ct-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.46;
}

.page-contact .ct-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(29, 63, 102, 0.42) 1px, transparent 1px),
    linear-gradient(90deg, rgba(29, 63, 102, 0.42) 1px, transparent 1px);
  background-size: var(--ct-grid) var(--ct-grid);
  -webkit-mask-image: radial-gradient(130% 90% at 50% 0%, #000 15%, transparent 78%);
  mask-image: radial-gradient(130% 90% at 50% 0%, #000 15%, transparent 78%);
}

.page-contact .ct-hero__scrim {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(110% 80% at 84% 6%, rgba(255, 106, 43, 0.3), transparent 58%),
    radial-gradient(90% 70% at 6% 92%, rgba(33, 230, 193, 0.16), transparent 62%),
    linear-gradient(180deg, rgba(7, 20, 38, 0.62) 0%, rgba(7, 20, 38, 0.9) 58%, var(--deep-900) 100%);
}

.page-contact .ct-hero__inner {
  position: relative;
  z-index: 1;
}

.page-contact .breadcrumb {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
}

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

.page-contact .breadcrumb__item a {
  color: rgba(199, 208, 219, 0.7);
  text-decoration: none;
}

.page-contact .breadcrumb__item a:hover {
  color: var(--cyan-400);
}

.page-contact .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 8px;
  color: rgba(199, 208, 219, 0.4);
}

.page-contact .breadcrumb__item span[aria-current] {
  color: var(--cyan-400);
}

.page-contact .eyebrow {
  margin: 34px 0 0;
  color: var(--cyan-400);
}

.page-contact .ct-hero__title {
  margin: 14px 0 0;
  max-width: 20em;
  font-size: clamp(32px, 6.2vw, 72px);
  font-weight: 300;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--porcelain);
}

.page-contact .ct-hero__lead {
  margin: 22px 0 0;
  max-width: 34em;
  font-size: 17px;
  line-height: 1.85;
  color: rgba(199, 208, 219, 0.86);
}

.page-contact .ct-hero__stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 38px;
  max-width: 720px;
}

.page-contact .ct-hero__stats .stat {
  padding: 16px 18px;
  border: 1px solid var(--line-faint);
  border-radius: var(--radius-card);
  background: rgba(14, 39, 69, 0.55);
}

.page-contact .stat__value {
  display: block;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--porcelain);
}

.page-contact .stat__label {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: rgba(199, 208, 219, 0.66);
}

/* ---------- 三条通道 ---------- */

.page-contact .ct-channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-contact .ct-channel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 28px 22px 22px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: linear-gradient(165deg, rgba(14, 39, 69, 0.88), rgba(7, 20, 38, 0.82));
  transition: border-color 0.16s var(--ease), transform 0.16s var(--ease);
}

.page-contact .ct-channel::before {
  content: "";
  position: absolute;
  left: 22px;
  right: 22px;
  top: 0;
  height: 2px;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--cyan-400), rgba(33, 230, 193, 0));
}

.page-contact .ct-channel--lava::before {
  background: linear-gradient(90deg, var(--lava-500), rgba(255, 106, 43, 0));
}

.page-contact .ct-channel--cyan::before {
  background: linear-gradient(90deg, var(--cyan-100), rgba(185, 247, 236, 0));
}

.page-contact .ct-channel:hover {
  border-color: var(--cyan-400);
  transform: translateY(-2px);
}

.page-contact .ct-channel__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--cyan-400);
}

.page-contact .ct-channel__title {
  margin: 0;
  font-size: 20px;
  font-weight: 500;
  color: var(--porcelain);
}

.page-contact .ct-channel__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.5;
  color: var(--cyan-100);
  word-break: break-all;
}

.page-contact .ct-channel__value--text {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--porcelain);
  word-break: normal;
}

.page-contact .ct-channel__tel {
  display: inline-block;
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--lava-500);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 106, 43, 0.4);
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-contact .ct-channel__tel:hover {
  color: var(--porcelain);
  border-color: var(--porcelain);
}

.page-contact .ct-channel__use {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(199, 208, 219, 0.82);
}

.page-contact .ct-channel__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--line-faint);
}

.page-contact .ct-channel__hint {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: rgba(199, 208, 219, 0.6);
}

.page-contact .ct-channel .copy-btn {
  border-radius: var(--radius-pill);
  border: 1px solid var(--outline-silver);
  background: transparent;
  color: var(--porcelain);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  padding: 9px 18px;
  cursor: pointer;
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease), background 0.18s var(--ease);
}

.page-contact .ct-channel .copy-btn:hover {
  border-color: var(--cyan-400);
  color: var(--cyan-400);
}

.page-contact .ct-channel .copy-btn[data-copied] {
  border-color: var(--lava-500);
  background: rgba(255, 106, 43, 0.16);
  color: var(--lava-500);
}

/* ---------- 响应时段 ---------- */

.page-contact .ct-scale {
  margin: 0 0 34px;
}

.page-contact .ct-scale__bar {
  position: relative;
  height: 44px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-pill);
  background: rgba(14, 39, 69, 0.82);
  overflow: hidden;
}

.page-contact .ct-scale__range {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 37.5%;
  width: 50%;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, rgba(33, 230, 193, 0.92), rgba(33, 230, 193, 0.26));
  box-shadow: inset 0 0 28px rgba(4, 7, 13, 0.35);
  transition: filter 0.2s var(--ease);
}

.page-contact .ct-scale__range:hover {
  filter: brightness(1.22);
}

.page-contact .ct-scale__range::before,
.page-contact .ct-scale__range::after {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: #04241d;
  white-space: nowrap;
}

.page-contact .ct-scale__range::before {
  content: "9:00";
  left: 14px;
}

.page-contact .ct-scale__range::after {
  content: "21:00";
  right: 14px;
}

.page-contact .ct-scale__marks {
  display: flex;
  justify-content: space-between;
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: rgba(199, 208, 219, 0.5);
}

.page-contact .ct-rhythm {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--line-faint);
  border-radius: var(--radius-card);
  background: var(--line-faint);
  overflow: hidden;
}

.page-contact .ct-rhythm li {
  padding: 22px;
  background: rgba(14, 39, 69, 0.62);
}

.page-contact .ct-rhythm__k {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--cyan-400);
}

.page-contact .ct-rhythm p {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(199, 208, 219, 0.82);
}

/* ---------- 通用分栏 ---------- */

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

/* ---------- 数据纠错 ---------- */

.page-contact .ct-steps {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-step {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 14px;
  padding: 20px 0;
  border-top: 1px solid var(--line-faint);
}

.page-contact .ct-step:last-child {
  border-bottom: 1px solid var(--line-faint);
}

.page-contact .ct-step__n {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--cyan-400);
}

.page-contact .ct-step h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 500;
  color: var(--porcelain);
}

.page-contact .ct-step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(199, 208, 219, 0.8);
}

.page-contact .ct-note {
  align-self: start;
  padding: 24px 22px;
  border: 1px dashed var(--line-soft);
  border-radius: var(--radius-lg);
  background: linear-gradient(170deg, rgba(33, 230, 193, 0.1), rgba(14, 39, 69, 0.5));
}

.page-contact .ct-note__title {
  margin: 0 0 16px;
  font-size: 16px;
  font-weight: 500;
  color: var(--cyan-100);
}

.page-contact .ct-note__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-contact .ct-note__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(199, 208, 219, 0.85);
}

.page-contact .ct-note__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan-400);
}

.page-contact .ct-note__foot {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line-faint);
  font-size: 13px;
  line-height: 1.8;
  color: rgba(199, 208, 219, 0.68);
}

/* ---------- 客户端反馈 ---------- */

.page-contact .ct-keygrid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.page-contact .ct-key {
  padding: 4px 0 4px 18px;
  border-left: 2px solid var(--cyan-400);
}

.page-contact .ct-key__k {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cyan-100);
}

.page-contact .ct-key p {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(199, 208, 219, 0.82);
}

.page-contact .ct-client__tail {
  margin: 34px 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--line-faint);
  font-size: 15px;
  line-height: 1.85;
  color: rgba(199, 208, 219, 0.78);
}

/* ---------- 合作对接 ---------- */

.page-contact .ct-sub {
  margin: 0 0 20px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.16em;
  color: var(--silver);
}

.page-contact .ct-partners {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-partners li {
  padding: 18px 20px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: rgba(14, 39, 69, 0.42);
  transition: border-color 0.16s var(--ease), transform 0.16s var(--ease);
}

.page-contact .ct-partners li:hover {
  border-color: var(--cyan-400);
  transform: translateY(-2px);
}

.page-contact .ct-partners strong {
  display: block;
  margin-bottom: 6px;
  font-size: 15px;
  font-weight: 500;
  color: var(--porcelain);
}

.page-contact .ct-partners span {
  font-size: 14px;
  line-height: 1.75;
  color: rgba(199, 208, 219, 0.78);
}

.page-contact .ct-flow {
  position: relative;
  margin: 0;
  padding: 0 0 0 26px;
  list-style: none;
}

.page-contact .ct-flow::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--cyan-400), rgba(29, 63, 102, 0.4));
}

.page-contact .ct-flow li {
  position: relative;
  padding-bottom: 24px;
}

.page-contact .ct-flow li:last-child {
  padding-bottom: 0;
}

.page-contact .ct-flow li::before {
  content: "";
  position: absolute;
  left: -26px;
  top: 6px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--deep-900);
  border: 2px solid var(--cyan-400);
}

.page-contact .ct-flow h4 {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 500;
  color: var(--porcelain);
}

.page-contact .ct-flow p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(199, 208, 219, 0.78);
}

.page-contact .ct-coop__link {
  margin: 24px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(199, 208, 219, 0.75);
}

/* ---------- 来邮建议 ---------- */

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

.page-contact .tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .tag {
  border-radius: var(--radius-pill);
  border: 1px solid var(--outline-silver);
  background: transparent;
  color: var(--silver);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  padding: 8px 16px;
  cursor: pointer;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-contact .tag:hover {
  border-color: var(--cyan-400);
  color: var(--cyan-400);
}

.page-contact .tag.is-active,
.page-contact .tag[aria-pressed="true"] {
  border-color: var(--lava-500);
  background: var(--lava-500);
  color: #1a0700;
}

.page-contact .ct-templates {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

.page-contact .ct-template {
  padding: 18px 20px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-card);
  background: rgba(14, 39, 69, 0.5);
  transition: border-color 0.16s var(--ease), transform 0.16s var(--ease);
}

.page-contact .ct-template:hover {
  border-color: var(--cyan-400);
  transform: translateY(-2px);
}

.page-contact .ct-template__k {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--cyan-400);
}

.page-contact .ct-template__v {
  margin: 10px 0 8px;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.6;
  color: var(--porcelain);
  word-break: break-word;
}

.page-contact .ct-template__d {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(199, 208, 219, 0.78);
}

.page-contact .ct-mail__figure {
  margin: 0;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--night);
}

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

.page-contact .ct-mail__figure .media__caption {
  padding: 14px 18px 16px;
  font-size: 13px;
  line-height: 1.75;
  color: rgba(199, 208, 219, 0.7);
}

.page-contact .ct-mail__legal {
  margin: 34px 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--line-faint);
  font-size: 14px;
  line-height: 1.85;
  color: rgba(199, 208, 219, 0.72);
}

/* ---------- 链接 ---------- */

.page-contact .prose a,
.page-contact .ct-client__tail a,
.page-contact .ct-coop__link a,
.page-contact .ct-mail__legal a {
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(33, 230, 193, 0.35);
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-contact .ct-client__tail a:hover,
.page-contact .ct-coop__link a:hover,
.page-contact .ct-mail__legal a:hover {
  color: var(--porcelain);
  border-color: var(--porcelain);
}

/* ---------- 响应式 ---------- */

@media (min-width: 600px) {
  .page-contact .ct-hero__stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .ct-keygrid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 26px 24px;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }

  .page-contact .ct-split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 56px;
  }

  .page-contact .ct-split--coop {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 48px;
  }

  .page-contact .ct-note {
    position: sticky;
    top: 96px;
  }

  .page-contact .ct-mail__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 40px;
    align-items: start;
  }

  .page-contact .ct-rhythm {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .page-contact .ct-keygrid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}