.page-contact {
  --ct-line: 1px solid var(--grid-600);
  --ct-line-strong: 1px solid var(--cyan-700);
  --ct-tint: rgba(53, 224, 214, 0.06);
  overflow-x: clip;
  padding-bottom: clamp(72px, 10vh, 140px);
}

/* ---------- 面包屑与首屏 ---------- */

.page-contact .nx-crumbs {
  padding-top: clamp(20px, 3vh, 34px);
}

.page-contact .ct-hero {
  max-width: 960px;
  padding-top: clamp(24px, 4vh, 48px);
}

.page-contact .ct-hero .nx-kicker {
  margin: 0;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan-400);
}

.page-contact .ct-hero .nx-h1 {
  margin: 14px 0 0;
  max-width: 20ch;
  font-size: clamp(32px, 6.4vw, 56px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--ice-100);
}

.page-contact .ct-lead {
  margin: 22px 0 0;
  max-width: 58ch;
  font-size: 17px;
  line-height: 1.75;
  color: var(--ice-60);
}

.page-contact .ct-hero__meta {
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
  display: block;
  border-top: var(--ct-line);
}

.page-contact .ct-hero__meta li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 12px;
  padding: 13px 0;
  font-size: 13px;
  color: var(--ice-60);
  border-bottom: var(--ct-line);
}

.page-contact .ct-hero__num {
  font-family: var(--f-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--ice-100);
  letter-spacing: 0.01em;
}

/* ---------- 主视觉 ---------- */

.page-contact .ct-visual {
  margin-top: clamp(30px, 5vh, 60px);
}

.page-contact .ct-visual .nx-media {
  border: var(--ct-line);
}

/* ---------- 章节通用 ---------- */

.page-contact .nx-section {
  margin-top: clamp(64px, 9vh, 132px);
  scroll-margin-top: 96px;
}

.page-contact .nx-section__head {
  max-width: 640px;
}

.page-contact .nx-section__label {
  margin: 0;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan-400);
}

.page-contact .nx-section__head .nx-h2 {
  margin: 12px 0 0;
  font-size: clamp(24px, 4vw, 40px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--ice-100);
}

.page-contact .ct-inline-link {
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan-700);
  transition: border-color var(--t-link), color var(--t-link);
}

.page-contact .ct-inline-link:hover,
.page-contact .ct-inline-link:focus-visible {
  border-bottom-color: var(--cyan-400);
}

/* ---------- 三条联络渠道 ---------- */

.page-contact .ct-channel-grid {
  margin-top: clamp(28px, 4vh, 46px);
}

.page-contact .ct-channel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 30px 24px 28px;
  border: var(--ct-line);
  border-top: 2px solid var(--cyan-700);
  background:
    linear-gradient(180deg, rgba(53, 224, 214, 0.05) 0%, rgba(16, 35, 60, 0) 42%),
    var(--navy-800);
  transition: border-color var(--t-base), transform var(--t-fast);
}

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

.page-contact .ct-channel--signal {
  border-top-color: var(--signal-500);
  background:
    linear-gradient(180deg, rgba(255, 106, 26, 0.07) 0%, rgba(16, 35, 60, 0) 44%),
    var(--navy-800);
}

.page-contact .ct-channel--signal:hover {
  border-color: var(--signal-500);
  border-top-color: var(--signal-500);
}

.page-contact .ct-channel .nx-panel__label {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--ice-60);
}

.page-contact .ct-channel .nx-panel__title {
  margin: 0;
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ice-100);
}

.page-contact .ct-channel__value {
  margin: 0;
  font-family: var(--f-mono);
  font-size: clamp(14px, 3.8vw, 18px);
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--cyan-400);
  overflow-wrap: anywhere;
}

.page-contact .ct-channel__value--signal {
  font-size: clamp(19px, 5.4vw, 26px);
  color: var(--signal-500);
}

.page-contact .ct-channel__use {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ice-100);
}

.page-contact .ct-channel__note {
  margin: auto 0 0;
  padding-top: 16px;
  border-top: var(--ct-line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--ice-60);
}

/* ---------- 场景对照 ---------- */

.page-contact .ct-filterbar {
  margin-top: clamp(24px, 3vh, 34px);
}

.page-contact .ct-scenarios {
  margin: clamp(22px, 3vh, 32px) 0 0;
  padding: 0;
  list-style: none;
  border-top: var(--ct-line);
}

.page-contact .ct-scenario {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 22px 0;
  border-bottom: var(--ct-line);
  transition: background-color var(--t-base);
}

.page-contact .ct-scenario[hidden] {
  display: none;
}

.page-contact .ct-scenario:hover {
  background-color: var(--ct-tint);
}

.page-contact .ct-scenario__idx {
  grid-row: 1 / span 2;
  font-family: var(--f-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--cyan-400);
  padding-top: 3px;
}

.page-contact .ct-scenario__body {
  min-width: 0;
}

.page-contact .ct-scenario__title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ice-100);
}

.page-contact .ct-scenario__desc {
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ice-60);
}

.page-contact .ct-scenario__to {
  grid-column: 2;
  margin: 8px 0 0;
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: 0.01em;
  color: var(--cyan-400);
  overflow-wrap: anywhere;
}

/* ---------- 回复节奏 ---------- */

.page-contact .ct-hour-grid {
  margin-top: clamp(28px, 4vh, 46px);
}

.page-contact .ct-hour {
  padding-top: 22px;
  border-top: 2px solid var(--cyan-700);
}

.page-contact .ct-hour--signal {
  border-top-color: var(--signal-500);
}

.page-contact .ct-hour__figure {
  margin: 0;
  font-family: var(--f-mono);
  font-size: clamp(26px, 5.2vw, 40px);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.1;
  color: var(--cyan-400);
}

.page-contact .ct-hour__figure--signal {
  color: var(--signal-500);
}

.page-contact .ct-hour__title {
  margin: 14px 0 0;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ice-100);
}

.page-contact .ct-hour__desc {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ice-60);
}

/* ---------- 发信前自查 ---------- */

.page-contact .ct-checklist {
  margin: clamp(28px, 4vh, 46px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  background-color: var(--grid-600);
  border: var(--ct-line);
}

.page-contact .ct-check {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 16px;
  padding: 22px 22px 24px;
  background-color: var(--navy-800);
  transition: background-color var(--t-base);
}

.page-contact .ct-check:hover {
  background-color: var(--navy-700);
}

.page-contact .ct-check__box {
  position: relative;
  width: 18px;
  height: 18px;
  margin-top: 3px;
  border: 1px solid var(--cyan-700);
  flex: none;
}

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

.page-contact .ct-check:hover .ct-check__box::after {
  content: "";
  position: absolute;
  inset: 4px;
  background-color: var(--cyan-400);
}

.page-contact .ct-check__text {
  min-width: 0;
}

.page-contact .ct-check__title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ice-100);
}

.page-contact .ct-check__text p {
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--ice-60);
}

.page-contact .ct-brief__aside {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ice-60);
}

/* ---------- 合作洽谈 ---------- */

.page-contact .ct-partner__grid {
  margin-top: clamp(28px, 4vh, 46px);
}

.page-contact .ct-partner__text .nx-h2 {
  margin: 12px 0 0;
  font-size: clamp(24px, 4vw, 40px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--ice-100);
}

.page-contact .ct-partner__text .nx-prose {
  margin: 20px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ice-60);
}

.page-contact .ct-em {
  font-family: var(--f-mono);
  font-size: 14px;
  color: var(--cyan-400);
  overflow-wrap: anywhere;
}

.page-contact .ct-partner__list {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  border-top: var(--ct-line);
}

.page-contact .ct-partner__list li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 14px 0;
  border-bottom: var(--ct-line);
  font-size: 15px;
  line-height: 1.7;
  color: var(--ice-100);
}

.page-contact .ct-partner__list .nx-num {
  font-family: var(--f-mono);
  font-size: 19px;
  font-weight: 600;
  color: var(--signal-500);
  flex: none;
}

.page-contact .ct-partner__desc {
  margin: 20px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ice-60);
}

.page-contact .ct-partner__media {
  margin-top: 32px;
}

.page-contact .ct-partner__media .nx-media {
  border: var(--ct-line);
}

/* ---------- 断点 ---------- */

@media (min-width: 640px) {
  .page-contact .ct-hero__meta {
    display: flex;
    border-bottom: var(--ct-line);
  }

  .page-contact .ct-hero__meta li {
    flex: 1 1 0;
    padding: 15px 22px;
    border-bottom: 0;
    border-left: var(--ct-line);
  }

  .page-contact .ct-hero__meta li:first-child {
    padding-left: 0;
    border-left: 0;
  }
}

@media (min-width: 768px) {
  .page-contact .ct-scenario {
    grid-template-columns: 34px minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: start;
    gap: 0 24px;
    padding: 24px 20px 24px 0;
  }

  .page-contact .ct-scenario__idx {
    grid-row: 1;
  }

  .page-contact .ct-scenario__to {
    grid-column: 3;
    margin-top: 2px;
    text-align: right;
  }

  .page-contact .ct-partner__media {
    margin-top: 0;
  }

  .page-contact .ct-checklist {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-contact .ct-channel {
    padding: 34px 28px 30px;
  }

  .page-contact .ct-scenario {
    padding-left: 20px;
  }

  .page-contact .ct-partner__media {
    padding-top: 42px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-channel,
  .page-contact .ct-scenario,
  .page-contact .ct-check,
  .page-contact .ct-inline-link {
    transition: none;
  }
}
</