.page-contact {
  --contact-gap: 14px;
  font-family: var(--font-body);
  color: var(--paper);
  overflow-x: hidden;
}

.page-contact a {
  color: var(--cyan);
  text-decoration: none;
}

.page-contact a:hover {
  color: var(--paper);
}

.page-contact a:focus-visible,
.page-contact summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-contact .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-contact .breadcrumb {
  padding-top: 18px;
}

.page-contact .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .05em;
  color: var(--mist);
}

.page-contact .breadcrumb-item:not(:first-child)::before {
  content: "/";
  margin: 0 8px;
  color: rgba(56, 242, 196, .55);
}

.page-contact .breadcrumb-link {
  color: var(--mist);
}

.page-contact .breadcrumb-current {
  color: var(--paper);
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  position: relative;
  padding: 26px 0 clamp(38px, 6vw, 64px);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(62% 70% at 90% 0%, rgba(56, 242, 196, .14), transparent 70%),
    radial-gradient(50% 60% at 0% 100%, rgba(255, 107, 44, .12), transparent 70%);
}

.page-contact .contact-hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
}

.page-contact .contact-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(30px, 6.2vw, 54px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -.02em;
  color: var(--paper);
  text-wrap: balance;
}

.page-contact .contact-lead {
  margin: 16px 0 0;
  max-width: 36em;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(243, 238, 223, .82);
}

.page-contact .contact-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 20px;
  margin-top: 26px;
}

.page-contact .contact-inline-link {
  display: inline-block;
  font-size: 14px;
  color: var(--cyan);
  border-bottom: 1px solid rgba(56, 242, 196, .42);
  padding-bottom: 2px;
}

.page-contact .contact-readout {
  border: 1px solid var(--rule);
  background: linear-gradient(155deg, var(--ink-3) 0%, var(--ink-2) 64%);
  box-shadow: var(--shadow-paper);
  padding: 18px 18px 16px;
}

.page-contact .readout-tag {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .18em;
  color: var(--mist);
}

.page-contact .readout-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 3px rgba(255, 107, 44, .22);
  animation: contact-pulse 2.6s ease-in-out infinite;
}

@keyframes contact-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .35; }
}

.page-contact .readout-list {
  margin: 0;
  display: grid;
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}

.page-contact .readout-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  background: var(--ink-2);
}

.page-contact .readout-row dt {
  margin: 0;
  font-size: 13px;
  color: var(--mist);
}

.page-contact .readout-row dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .02em;
  color: var(--paper);
  text-align: right;
}

.page-contact .readout-row dd.is-hot,
.page-contact .timing-val.is-hot {
  color: var(--orange);
}

.page-contact .readout-note {
  margin: 14px 0 0;
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 通用章节 ---------- */

.page-contact .contact-section {
  padding: clamp(38px, 6.4vw, 68px) 0;
  border-top: 1px solid var(--rule);
}

.page-contact .section-head {
  max-width: 62ch;
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-contact .section-head h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(23px, 4.2vw, 34px);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .section-lead {
  margin: 12px 0 0;
  max-width: 44em;
  font-size: 15.5px;
  line-height: 1.8;
  color: rgba(243, 238, 223, .78);
}

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

.page-contact .media-caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 渠道 ---------- */

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

.page-contact .channel-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 20px;
  border: 1px solid var(--rule);
  background: var(--ink-2);
  transition: border-color var(--dur) ease;
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  right: -1px;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), rgba(56, 242, 196, 0) 70%);
  opacity: .75;
}

.page-contact .channel-card:hover {
  border-color: rgba(56, 242, 196, .55);
}

.page-contact .channel-card--map {
  background-color: var(--ink-2);
  background-image:
    repeating-linear-gradient(118deg, rgba(56, 242, 196, .10) 0 1px, transparent 1px 32px),
    repeating-linear-gradient(28deg, rgba(56, 242, 196, .06) 0 1px, transparent 1px 44px),
    radial-gradient(circle at 78% 22%, rgba(255, 107, 44, .16), transparent 58%);
}

.page-contact .channel-label {
  display: flex;
  align-items: center;
  gap: 7px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--mist);
}

.page-contact .channel-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--orange);
}

.page-contact .channel-title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .channel-value {
  margin: 2px 0 0;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.55;
  letter-spacing: .01em;
  color: var(--cyan);
  overflow-wrap: anywhere;
}

.page-contact .channel-desc {
  margin: 4px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(243, 238, 223, .76);
}

.page-contact .channel-meta {
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--rule);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--mist);
}

.page-contact .channel-details {
  margin-top: 10px;
  border-top: 1px dashed var(--rule);
  padding-top: 10px;
}

.page-contact .channel-details summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--cyan);
}

.page-contact .channel-details summary::-webkit-details-marker {
  display: none;
}

.page-contact .channel-details summary::before {
  content: "+ ";
}

.page-contact .channel-details[open] summary::before {
  content: "– ";
}

.page-contact .channel-details p {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: rgba(243, 238, 223, .72);
}

.page-contact .channel-figure {
  margin: clamp(20px, 3vw, 30px) 0 0;
}

/* ---------- 反馈写法 ---------- */

.page-contact .contact-brief {
  background: var(--ink-2);
}

.page-contact .brief-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
}

.page-contact .brief-why {
  margin: 16px 0 0;
  padding: 10px 14px;
  border-left: 2px solid var(--orange);
  background: rgba(255, 107, 44, .08);
  font-size: 14px;
  line-height: 1.75;
  color: var(--paper);
}

.page-contact .brief-list {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .brief-item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px dashed var(--rule);
}

.page-contact .brief-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--cyan);
  padding-top: 3px;
}

.page-contact .brief-body h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .brief-body p {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(243, 238, 223, .76);
}

.page-contact .draft-label {
  margin: 26px 0 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--mist);
}

.page-contact .draft-box {
  margin: 10px 0 0;
  padding: 16px 18px;
  border-left: 3px solid var(--cyan);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.9;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  overflow-x: auto;
}

.page-contact .draft-note {
  margin: 10px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .brief-figure {
  margin: 0;
}

/* ---------- 回复节奏 ---------- */

.page-contact .timing-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}

.page-contact .timing-cell {
  padding: 18px 16px 20px;
  background: var(--ink-2);
}

.page-contact .timing-key {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--mist);
}

.page-contact .timing-val {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 3vw, 24px);
  font-weight: 800;
  letter-spacing: -.01em;
  line-height: 1.25;
  color: var(--paper);
}

.page-contact .timing-note {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(243, 238, 223, .66);
}

.page-contact .timing-notes p {
  margin: 16px 0 0;
  max-width: 68ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(243, 238, 223, .78);
}

/* ---------- 合作洽谈 ---------- */

.page-contact .contact-partner {
  background: var(--ink-2);
}

.page-contact .partner-list {
  display: grid;
  gap: 10px;
}

.page-contact .partner-fold {
  border: 1px solid var(--rule);
  background: var(--ink-3);
  transition: border-color var(--dur) ease;
}

.page-contact .partner-fold[open] {
  border-color: rgba(56, 242, 196, .5);
}

.page-contact .partner-fold summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

.page-contact .partner-fold summary::-webkit-details-marker {
  display: none;
}

.page-contact .partner-fold summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan);
}

.page-contact .partner-fold[open] summary::after {
  content: "–";
}

.page-contact .partner-num {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--cyan);
}

.page-contact .partner-name {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .partner-hint {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-contact .partner-body {
  padding: 0 18px 18px;
}

.page-contact .partner-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(243, 238, 223, .78);
}

.page-contact .partner-needs {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 7px;
}

.page-contact .partner-needs li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(243, 238, 223, .72);
}

.page-contact .partner-needs li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .74em;
  width: 10px;
  height: 1px;
  background: var(--cyan);
}

.page-contact .partner-note {
  margin: 20px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .partner-note a {
  border-bottom: 1px solid rgba(56, 242, 196, .42);
}

/* ---------- 线下活动 ---------- */

.page-contact .events-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
}

.page-contact .events-list {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .events-list li {
  display: grid;
  grid-template-columns: minmax(0, 92px) minmax(0, 1fr);
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--rule);
}

.page-contact .events-list li:first-child {
  border-top: 1px dashed var(--rule);
}

.page-contact .events-key {
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--cyan);
}

.page-contact .events-val {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(243, 238, 223, .78);
}

.page-contact .events-card {
  padding: 22px 20px;
  border: 1px solid var(--rule);
  background: linear-gradient(168deg, var(--ink-3), var(--ink-2));
  box-shadow: var(--shadow-paper);
}

.page-contact .events-big {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(44px, 8vw, 62px);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--cyan);
}

.page-contact .events-big-note {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--mist);
}

.page-contact .events-card-desc {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(243, 238, 223, .76);
}

.page-contact .events-card .contact-inline-link {
  margin-top: 16px;
}

/* ---------- 收尾 ---------- */

.page-contact .contact-sign {
  padding: 24px 0 48px;
  border-top: 1px solid var(--rule);
}

.page-contact .contact-sign p {
  margin: 0;
  max-width: 70ch;
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .contact-sign a {
  border-bottom: 1px solid rgba(56, 242, 196, .42);
}

/* ---------- 响应式 ---------- */

@media (min-width: 680px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 920px) {
  .page-contact .contact-hero-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: 52px;
    align-items: start;
  }

  .page-contact .brief-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: start;
  }

  .page-contact .events-grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
    align-items: start;
  }

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

@media (min-width: 1000px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .contact-readout {
    padding: 22px 22px 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .readout-dot {
    animation: none;
  }

  .page-contact .channel-card,
  .page-contact .partner-fold {
    transition: none;
  }
}
<<<END>>>