.page-contact {
  --ct-gap: clamp(14px, 2.4vw, 26px);
  --ct-cut: 16px;
  --ct-pad: clamp(20px, 3vw, 34px);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  padding-block: clamp(30px, 5vw, 68px) clamp(36px, 6vw, 78px);
}

.page-contact .ct-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

@media (min-width: 940px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(32px, 5vw, 64px);
  }
}

.page-contact .ct-hero__title {
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(2.05rem, 5.4vw, 3.8rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--ice);
  margin: 14px 0 0;
  max-width: 15em;
}

.page-contact .ct-hero__lead {
  margin: clamp(16px, 2.2vw, 24px) 0 0;
  max-width: 36em;
  font-size: clamp(0.98rem, 1.5vw, 1.1rem);
  line-height: 1.85;
  color: var(--ice);
  opacity: 0.86;
}

.page-contact .ct-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 34px);
}

/* ---------- 服务基础面板 ---------- */
.page-contact .ct-quick {
  position: relative;
  padding: var(--ct-pad);
  background:
    linear-gradient(158deg, rgba(39, 73, 111, 0.62), rgba(18, 42, 74, 0) 62%),
    var(--arena);
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 24px 100%, 0 calc(100% - 24px));
}

.page-contact .ct-quick__head {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--orange-2);
}

.page-contact .ct-quick__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  margin-top: 18px;
  overflow: hidden;
}

.page-contact .ct-quick__cell {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 14px;
  background: var(--arena);
}

.page-contact .ct-quick__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.25rem, 2.8vw, 1.75rem);
  line-height: 1.1;
  color: var(--orange);
  letter-spacing: -0.01em;
}

.page-contact .ct-quick__cap {
  font-size: 13px;
  line-height: 1.6;
  color: var(--mute);
}

.page-contact .ct-quick__note {
  margin: 18px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--ice);
  opacity: 0.72;
  border-left: 2px solid var(--green);
  padding-left: 12px;
}

/* ---------- 联系渠道 ---------- */
.page-contact .ct-channels {
  padding-block: clamp(38px, 6vw, 82px);
}

.page-contact .ct-channels__head {
  max-width: 46em;
  margin-bottom: clamp(22px, 3.2vw, 38px);
}

.page-contact .ct-channels__title {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(1.5rem, 3vw, 2.05rem);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--ice);
}

.page-contact .ct-channels__lead {
  margin: 12px 0 0;
  font-size: clamp(0.95rem, 1.4vw, 1.03rem);
  line-height: 1.8;
  color: var(--mute);
}

.page-contact .ct-channel-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--ct-gap);
}

@media (min-width: 760px) {
  .page-contact .ct-channel-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr) minmax(0, 0.92fr);
    align-items: stretch;
  }
}

.page-contact .ct-channel {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: var(--ct-pad);
  clip-path: polygon(0 0, calc(100% - var(--ct-cut)) 0, 100% var(--ct-cut), 100% 100%, var(--ct-cut) 100%, 0 calc(100% - var(--ct-cut)));
  transition: transform 180ms var(--ease);
}

@media (hover: hover) {
  .page-contact .ct-channel:hover {
    transform: translate(4px, -4px);
  }
}

.page-contact .ct-channel--paper {
  background: var(--paper);
  color: var(--ink-text);
}

.page-contact .ct-channel--arena {
  background:
    linear-gradient(200deg, rgba(39, 73, 111, 0.7), rgba(18, 42, 74, 0) 70%),
    var(--arena);
  color: var(--ice);
}

.page-contact .ct-channel--ink {
  background:
    repeating-linear-gradient(90deg, rgba(39, 73, 111, 0.55) 0 1px, transparent 1px 40px),
    repeating-linear-gradient(0deg, rgba(39, 73, 111, 0.55) 0 1px, transparent 1px 40px),
    var(--ink-2);
  color: var(--ice);
}

.page-contact .ct-channel__type {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.page-contact .ct-channel--paper .ct-channel__type {
  color: var(--alert);
}

.page-contact .ct-channel--arena .ct-channel__type {
  color: var(--orange-2);
}

.page-contact .ct-channel--ink .ct-channel__type {
  color: var(--green);
}

.page-contact .ct-channel__name {
  margin: 10px 0 0;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(1.15rem, 2.1vw, 1.4rem);
  letter-spacing: -0.01em;
}

.page-contact .ct-channel__value {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1rem, 2vw, 1.45rem);
  line-height: 1.35;
  letter-spacing: -0.01em;
  word-break: break-word;
}

.page-contact .ct-channel--paper .ct-channel__value {
  color: var(--ink-text);
}

.page-contact .ct-channel--arena .ct-channel__value {
  color: var(--orange);
}

.page-contact .ct-channel--ink .ct-channel__value--addr {
  font-size: clamp(0.98rem, 1.7vw, 1.2rem);
  line-height: 1.6;
  color: var(--orange-2);
}

.page-contact .ct-channel__fit {
  margin: 16px 0 0;
  flex: 1 1 auto;
  font-size: 14px;
  line-height: 1.8;
}

.page-contact .ct-channel--paper .ct-channel__fit {
  color: var(--ink-text-soft);
}

.page-contact .ct-channel--arena .ct-channel__fit,
.page-contact .ct-channel--ink .ct-channel__fit {
  color: var(--ice);
  opacity: 0.8;
}

.page-contact .ct-channel__note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.7;
}

.page-contact .ct-channel--paper .ct-channel__note {
  color: var(--ink-text-soft);
}

.page-contact .ct-channel--arena .ct-channel__note,
.page-contact .ct-channel--ink .ct-channel__note {
  color: var(--mute);
}

.page-contact .ct-channel__act {
  margin: 18px 0 0;
  padding-top: 14px;
  font-size: 13.5px;
  line-height: 1.75;
}

.page-contact .ct-channel--paper .ct-channel__act {
  border-top: 1px solid var(--paper-2);
  color: var(--ink-text-soft);
}

.page-contact .ct-channel--arena .ct-channel__act,
.page-contact .ct-channel--ink .ct-channel__act {
  border-top: 1px solid var(--line);
  color: var(--ice);
  opacity: 0.78;
}

.page-contact .ct-channel__act span {
  display: inline-block;
  margin-right: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  padding: 2px 7px;
  border: 1px solid currentColor;
}

/* ---------- 支持配图条 ---------- */
.page-contact .ct-support {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 34px);
  margin-top: clamp(30px, 4.5vw, 56px);
  align-items: center;
}

@media (min-width: 900px) {
  .page-contact .ct-support {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

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

.page-contact .ct-support__figure .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 22px 100%, 0 calc(100% - 22px));
}

.page-contact .ct-support__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--green);
}

.page-contact .ct-support__big {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin: 12px 0 0;
}

.page-contact .ct-support__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(2rem, 4.2vw, 3.1rem);
  line-height: 1;
  color: var(--orange);
}

.page-contact .ct-support__unit {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--ice);
  opacity: 0.85;
}

.page-contact .ct-support__text {
  margin: 16px 0 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--mute);
}

/* ---------- 内联链接 ---------- */
.page-contact .ct-inline-link {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid var(--orange);
  padding-bottom: 1px;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-contact .ct-inline-link:hover {
  color: var(--orange-2);
  border-color: var(--orange-2);
}

.page-contact .ct-inline-link--light {
  border-bottom-color: var(--orange-2);
  color: var(--ice);
}

/* ---------- 咨询前准备 ---------- */
.page-contact .ct-prepare {
  padding-block: clamp(38px, 6vw, 84px);
}

.page-contact .ct-prepare__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 52px);
  align-items: start;
}

@media (min-width: 900px) {
  .page-contact .ct-prepare__grid {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
  }
}

.page-contact .ct-prepare__title {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(1.5rem, 3vw, 2.05rem);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--ink-text);
  max-width: 22em;
}

.page-contact .ct-prepare__lead {
  margin: 14px 0 0;
  max-width: 36em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-text-soft);
}

.page-contact .ct-prepare__list {
  list-style: none;
  margin: clamp(22px, 3.2vw, 34px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--paper-2);
  border: 1px solid var(--paper-2);
}

.page-contact .ct-prepare__item {
  background: var(--paper);
}

.page-contact .ct-prepare__label {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: clamp(14px, 2vw, 20px) clamp(14px, 2.2vw, 22px);
  cursor: pointer;
}

.page-contact .ct-prepare__check {
  flex: none;
  width: 20px;
  height: 20px;
  margin: 2px 0 0;
  accent-color: var(--orange);
  cursor: pointer;
}

.page-contact .ct-prepare__text {
  display: block;
}

.page-contact .ct-prepare__key {
  display: block;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--ink-text);
}

.page-contact .ct-prepare__desc {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-text-soft);
}

.page-contact .ct-prepare__side {
  position: relative;
}

.page-contact .ct-prepare__tip {
  padding: clamp(20px, 2.8vw, 28px);
}

.page-contact .ct-prepare__tip-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--alert);
}

.page-contact .ct-prepare__tip-text {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink-text-soft);
}

/* ---------- 响应节奏 ---------- */
.page-contact .ct-rhythm {
  padding-block: clamp(38px, 6vw, 84px);
}

.page-contact .ct-rhythm__title {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(1.5rem, 3vw, 2.05rem);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--ice);
}

.page-contact .ct-rhythm__lead {
  margin: 12px 0 0;
  max-width: 38em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mute);
}

.page-contact .ct-rhythm__list {
  list-style: none;
  margin: clamp(24px, 3.4vw, 40px) 0 0;
  padding: 0;
  display: grid;
  gap: clamp(14px, 2vw, 22px);
  counter-reset: none;
}

@media (min-width: 880px) {
  .page-contact .ct-rhythm__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
    border-top: 1px solid var(--line);
  }
}

.page-contact .ct-rhythm__row {
  position: relative;
  display: grid;
  gap: 12px;
  padding: clamp(20px, 2.6vw, 28px);
  background: var(--arena);
  border-left: 3px solid var(--line);
}

@media (min-width: 880px) {
  .page-contact .ct-rhythm__row {
    border-left: 0;
    border-right: 1px solid var(--line);
    background: transparent;
    clip-path: none;
  }
  .page-contact .ct-rhythm__row:last-child {
    border-right: 0;
  }
}

.page-contact .ct-rhythm__row::before {
  content: "";
  position: absolute;
  top: -5px;
  left: clamp(20px, 2.6vw, 28px);
  width: 44px;
  height: 4px;
  background: var(--orange);
}

.page-contact .ct-rhythm__tag {
  display: inline-block;
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  padding: 4px 10px;
  border: 1px solid var(--line);
  color: var(--orange-2);
}

.page-contact .ct-rhythm__head {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 16.5px;
  line-height: 1.5;
  color: var(--ice);
}

.page-contact .ct-rhythm__text {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--mute);
}

/* ---------- 合作与数据交换 ---------- */
.page-contact .ct-coop {
  padding-block: clamp(40px, 6vw, 88px);
}

.page-contact .ct-coop__head {
  max-width: 48em;
}

.page-contact .ct-coop__title {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(1.5rem, 3vw, 2.05rem);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--ice);
}

.page-contact .ct-coop__lead {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ice);
  opacity: 0.82;
}

.page-contact .ct-steps {
  list-style: none;
  margin: clamp(26px, 3.6vw, 44px) 0 0;
  padding: 0;
  display: grid;
  gap: var(--ct-gap);
  position: relative;
}

@media (min-width: 820px) {
  .page-contact .ct-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
    padding-top: 26px;
  }
  .page-contact .ct-steps::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 10px;
    background:
      repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 12px);
    border-bottom: 1px solid var(--line);
  }
}

.page-contact .ct-steps__item {
  position: relative;
  padding: clamp(18px, 2.4vw, 26px) clamp(16px, 2.2vw, 24px);
  background: rgba(10, 20, 32, 0.4);
  border-top: 2px solid var(--orange);
}

@media (min-width: 820px) {
  .page-contact .ct-steps__item {
    border-top: 0;
    border-left: 1px solid var(--line);
    background: transparent;
    padding-top: 22px;
  }
  .page-contact .ct-steps__item:first-child {
    border-left: 0;
    padding-left: 0;
  }
}

.page-contact .ct-steps__no {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.5rem, 3.4vw, 2.2rem);
  line-height: 1;
  color: var(--orange);
  letter-spacing: -0.02em;
}

.page-contact .ct-steps__name {
  margin: 14px 0 0;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.5;
  color: var(--ice);
}

.page-contact .ct-steps__text {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--mute);
}

.page-contact .ct-coop__foot {
  margin: clamp(26px, 3.4vw, 42px) 0 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ice);
  opacity: 0.8;
}

/* ---------- 本地化支持 ---------- */
.page-contact .ct-local {
  padding-block: clamp(40px, 6vw, 88px);
}

.page-contact .ct-local__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 52px);
  align-items: center;
}

@media (min-width: 900px) {
  .page-contact .ct-local__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  }
}

.page-contact .ct-local__title {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(1.5rem, 3vw, 2.05rem);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--ink-text);
}

.page-contact .ct-local__lead {
  margin: 14px 0 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-text-soft);
}

.page-contact .ct-local__list {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--paper-2);
  border-top: 1px solid var(--paper-2);
  border-bottom: 1px solid var(--paper-2);
}

.page-contact .ct-local__item {
  display: grid;
  gap: 4px;
  padding: 16px 0;
  background: var(--paper);
}

.page-contact .ct-local__key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--alert);
}

.page-contact .ct-local__desc {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-text-soft);
}

.page-contact .ct-local__foot {
  margin: 22px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--orange);
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink-text-soft);
}

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

.page-contact .ct-local__figure .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

.page-contact .media-frame__caption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--ink-text-soft);
}

.page-contact .ct-support .media-frame__caption {
  color: var(--mute);
}

/* ---------- 窄屏保护 ---------- */
@media (max-width: 460px) {
  .page-contact .ct-channel__value {
    font-size: 1rem;
    word-break: break-all;
  }
  .page-contact .ct-quick__grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .page-contact .ct-hero__actions .btn {
    width: 100%;
    text-align: center;
  }
}

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