.page-contact {
  --fold: 16px;
  background: var(--paper);
  color: var(--ink-text);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-contact .container {
  width: 100%;
  max-width: 1180px;
  margin-inline: auto;
  padding-inline: 18px;
}

.page-contact .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-block: 18px 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--teal-700);
}
.page-contact .breadcrumbs a {
  color: var(--teal-700);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
}
.page-contact .breadcrumbs a:hover,
.page-contact .breadcrumbs a:focus-visible {
  color: var(--orange-600);
  border-bottom-color: var(--orange-600);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  display: grid;
  gap: 26px;
  padding-block: 14px 40px;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 56px 56px;
  background-position: 0 0;
  border-bottom: 1px solid var(--line-strong);
}

.page-contact .hero-copy { min-width: 0; }

.page-contact .eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--teal-700);
  margin: 0 0 14px;
}

.page-contact h1 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 8vw, 60px);
  line-height: 1.06;
  letter-spacing: .02em;
  color: var(--ink-900);
}

.page-contact .lead {
  margin: 0 0 24px;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink-text);
}

.page-contact .hero-index {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-strong);
  border: 1px solid var(--line-strong);
}
.page-contact .hero-index li { background: var(--paper); }
.page-contact .hero-index a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 14px;
  color: var(--ink-900);
  text-decoration: none;
  font-size: 14px;
  letter-spacing: .02em;
  transition: background 200ms var(--ease), color 200ms var(--ease);
}
.page-contact .hero-index a:hover,
.page-contact .hero-index a:focus-visible {
  background: var(--ink-900);
  color: var(--paper);
}
.page-contact .hi-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--orange-600);
  letter-spacing: .06em;
}

.page-contact .hero-figure { margin: 0; min-width: 0; }
.page-contact .media img,
.page-contact .media {
  display: block;
  max-width: 100%;
}
.page-contact .media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-contact .hero-figure {
  aspect-ratio: 4 / 3;
  border: 1px solid var(--line-strong);
  background: linear-gradient(160deg, var(--teal-700), var(--ink-800) 70%);
}
.page-contact .hero-figure img { aspect-ratio: 4 / 3; }

/* ---------- 章节骨架 ---------- */
.page-contact .section { padding-block: 44px; border-bottom: 1px solid var(--line); }
.page-contact .section:last-of-type { border-bottom: 0; }

.page-contact .section__head { margin-bottom: 26px; }
.page-contact .section__tag {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--orange-600);
}
.page-contact .section__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 5vw, 34px);
  line-height: 1.2;
  letter-spacing: .03em;
  color: var(--ink-900);
}
.page-contact .section__note {
  margin: 0;
  max-width: 44ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-text);
}

/* ---------- 三条通道 ---------- */
.page-contact .channel-list { display: grid; gap: 14px; }

.page-contact .channel {
  position: relative;
  display: grid;
  gap: 10px;
  padding: 20px 20px 18px;
  background: #FFFFFF;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
}
.page-contact .channel::after {
  content: "";
  position: absolute;
  top: -1px;
  right: -1px;
  width: var(--fold);
  height: var(--fold);
  background: var(--teal-700);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
}
.page-contact .ch-num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 22px;
  letter-spacing: .04em;
  color: var(--teal-700);
}
.page-contact .ch-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 19px;
  letter-spacing: .03em;
  color: var(--ink-900);
}
.page-contact .ch-text {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-text);
}
.page-contact .ch-link { margin: 0; }
.page-contact .ch-link a {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .02em;
  color: var(--orange-600);
  text-decoration: none;
  border-bottom: 2px solid var(--orange-300);
  padding-bottom: 2px;
  word-break: break-all;
}
.page-contact .ch-link a:hover,
.page-contact .ch-link a:focus-visible { border-bottom-color: var(--orange-600); }
.page-contact .ch-status {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .02em;
  color: var(--teal-700);
}
.page-contact .ch-dot {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--lime-400);
  box-shadow: 0 0 0 3px rgba(200, 255, 61, .28);
}

/* ---------- 表单流程 ---------- */
.page-contact .flow-wrap { display: grid; gap: 26px; }

.page-contact .flow-list {
  display: grid;
  gap: 0;
  border-left: 2px solid var(--line-strong);
  padding-left: 18px;
}
.page-contact .flow-step {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 12px;
  padding-block: 16px;
  border-bottom: 1px dashed var(--line-strong);
}
.page-contact .flow-step:last-child { border-bottom: 0; }
.page-contact .fs-num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 18px;
  letter-spacing: .04em;
  color: var(--orange-600);
}
.page-contact .fs-title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  letter-spacing: .02em;
  color: var(--ink-900);
}
.page-contact .fs-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-text);
}

.page-contact .flow-figure { margin: 0; min-width: 0; }
.page-contact .flow-figure img {
  aspect-ratio: 10 / 7;
  border: 1px solid var(--line-strong);
  background: linear-gradient(150deg, var(--teal-700), var(--teal-400));
}
.page-contact .flow-figure .media__caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--teal-700);
}

/* ---------- 团队观赛 ---------- */
.page-contact .team-grid { display: grid; gap: 1px; background: var(--line-strong); border: 1px solid var(--line-strong); }
.page-contact .team-point { background: var(--paper); padding: 18px; }
.page-contact .tp-key {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--teal-700);
}
.page-contact .tp-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--ink-text);
}
.page-contact .team-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin: 22px 0 0;
}
.page-contact .team-cta__note {
  font-size: 14px;
  line-height: 1.6;
  color: var(--teal-700);
}

/* ---------- 到访 ---------- */
.page-contact .visit {
  background: linear-gradient(180deg, var(--paper) 0%, var(--paper-2) 100%);
  margin-inline: -18px;
  padding-inline: 18px;
  border-top: 1px solid var(--line-strong);
}
.page-contact .visit-wrap { display: grid; gap: 24px; }
.page-contact .visit-lead {
  margin: 0 0 8px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-text);
}
.page-contact .check-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--line-strong);
  cursor: pointer;
  font-size: 15px;
  line-height: 1.7;
}
.page-contact .check-item:last-of-type { border-bottom: 0; }
.page-contact .check-item input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}
.page-contact .check-box {
  flex: none;
  width: 18px;
  height: 18px;
  margin-top: 3px;
  border: 1px solid var(--teal-700);
  background: #FFFFFF;
  position: relative;
  border-radius: var(--radius);
}
.page-contact .check-item input:checked + .check-box { background: var(--lime-400); border-color: var(--teal-700); }
.page-contact .check-item input:checked + .check-box::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 7px;
  width: 8px;
  height: 4px;
  border-left: 2px solid var(--ink-900);
  border-bottom: 2px solid var(--ink-900);
  transform: rotate(-45deg);
}
.page-contact .check-item input:focus-visible + .check-box {
  outline: 2px solid var(--orange-600);
  outline-offset: 2px;
}
.page-contact .check-text { min-width: 0; color: var(--ink-text); }

.page-contact .visit-aside {
  background: var(--ink-900);
  color: var(--paper);
  padding: 22px 20px;
  border-radius: var(--radius);
}
.page-contact .va-key {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--teal-400);
}
.page-contact .va-address {
  margin: 0;
  font-size: 17px;
  line-height: 1.6;
  font-weight: 700;
  letter-spacing: .02em;
  color: #FFFFFF;
}
.page-contact .va-rule {
  height: 1px;
  margin: 18px 0;
  background: var(--line-dark-strong);
}
.page-contact .va-line,
.page-contact .va-contact {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: .02em;
  color: var(--paper-2);
  word-break: break-word;
}
.page-contact .va-contact { margin-top: 14px; color: var(--orange-300); }

/* ---------- 合作 ---------- */
.page-contact .partner-band {
  display: grid;
  gap: 14px;
  padding: 18px;
  background: var(--ink-800);
  border-radius: var(--radius);
  border-left: 4px solid var(--teal-400);
}
.page-contact .partner-card {
  background: var(--paper);
  padding: 18px;
  border-radius: var(--radius);
}
.page-contact .pc-key {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--orange-600);
}
.page-contact .pc-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: .03em;
  color: var(--ink-900);
}
.page-contact .pc-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.74;
  color: var(--ink-text);
}
.page-contact .partner-note {
  margin: 18px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-text);
}
.page-contact .partner-note a {
  color: var(--teal-700);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  word-break: break-all;
}
.page-contact .partner-note a:hover,
.page-contact .partner-note a:focus-visible {
  color: var(--orange-600);
  border-bottom-color: var(--orange-600);
}

/* ---------- 回复节奏 ---------- */
.page-contact .reply-grid { display: grid; gap: 12px; }
.page-contact .reply-slot {
  border: 1px solid var(--line-strong);
  border-top: 3px solid var(--teal-400);
  background: #FFFFFF;
  padding: 16px;
  border-radius: var(--radius);
}
.page-contact .rs-time {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--ink-900);
}
.page-contact .rs-label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--teal-700);
}
.page-contact .rs-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink-text);
}
.page-contact .reply-foot {
  margin-top: 20px;
  padding-left: 16px;
  border-left: 3px solid var(--orange-600);
}
.page-contact .reply-foot p {
  margin: 0 0 8px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-text);
}
.page-contact .reply-links {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .02em;
  color: var(--teal-700);
}
.page-contact .reply-links a {
  color: var(--teal-700);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
}
.page-contact .reply-links a:hover,
.page-contact .reply-links a:focus-visible {
  color: var(--orange-600);
  border-bottom-color: var(--orange-600);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .container { padding-inline: 28px; }
  .page-contact .visit { margin-inline: -28px; padding-inline: 28px; }
  .page-contact .channel-list { gap: 16px; }
  .page-contact .channel {
    grid-template-columns: 64px 1fr 180px;
    align-items: start;
    gap: 18px;
    padding: 22px 24px;
  }
  .page-contact .ch-status { justify-content: flex-end; text-align: right; }
  .page-contact .team-grid { grid-template-columns: 1fr 1fr; }
  .page-contact .partner-band { grid-template-columns: 1fr 1fr 1fr; padding: 22px; }
  .page-contact .reply-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 940px) {
  .page-contact .container { padding-inline: 40px; }
  .page-contact .breadcrumbs { padding-top: 26px; }

  .page-contact .contact-hero {
    grid-template-columns: 1.02fr .98fr;
    align-items: end;
    gap: 40px;
    padding-block: 22px 54px;
  }
  .page-contact .hero-figure { aspect-ratio: 3 / 2; }
  .page-contact .hero-figure img { aspect-ratio: 3 / 2; }

  .page-contact .section { padding-block: 64px; }

  .page-contact .flow-wrap {
    grid-template-columns: 1.15fr .85fr;
    gap: 40px;
    align-items: start;
  }
  .page-contact .flow-figure { position: sticky; top: 28px; }

  .page-contact .visit {
    margin-inline: -40px;
    padding-inline: 40px;
    padding-block: 56px;
  }
  .page-contact .visit-wrap {
    grid-template-columns: 1.25fr .75fr;
    gap: 40px;
    align-items: start;
  }
  .page-contact .team-grid { grid-template-columns: repeat(4, 1fr); }
  .page-contact .channel { grid-template-columns: 72px 1fr 220px; }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .hero-index a,
  .page-contact .ch-link a { transition: none; }
}
</PAGE_CSS>