.page-contact {
  --contact-panel: linear-gradient(160deg, rgba(18, 58, 99, 0.86), rgba(7, 26, 49, 0.97));
  padding-bottom: clamp(48px, 8vw, 110px);
  color: var(--text);
}

.page-contact [id] {
  scroll-margin-top: calc(var(--mobile-bar-h) + 20px);
}

.page-contact .breadcrumbs {
  padding-top: clamp(18px, 3vw, 30px);
}

.page-contact .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.page-contact .breadcrumb-link {
  color: var(--celadon-mist);
  text-decoration: none;
}

.page-contact .breadcrumb-link:hover,
.page-contact .breadcrumb-link:focus-visible {
  color: var(--amber-soft);
}

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

/* ---------- 框景首屏 ---------- */
.page-contact .contact-hero {
  padding-top: clamp(24px, 4vw, 48px);
  padding-bottom: clamp(32px, 5vw, 64px);
}

.page-contact .hero-window {
  position: relative;
  display: grid;
  gap: clamp(22px, 4vw, 44px);
  padding: clamp(24px, 4vw, 52px);
  border: 1px solid var(--port-line);
  background:
    radial-gradient(120% 90% at 92% 0%, rgba(58, 125, 124, 0.24), transparent 62%),
    linear-gradient(165deg, rgba(18, 58, 99, 0.55), rgba(7, 26, 49, 0.93));
}

.page-contact .hero-window::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 9px;
  background-image: repeating-linear-gradient(90deg, var(--port-line) 0 1px, transparent 1px 18px);
  opacity: 0.9;
  pointer-events: none;
}

.page-contact .hero-window::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(var(--amber), var(--amber)) 0 0 / 20px 1px no-repeat,
    linear-gradient(var(--amber), var(--amber)) 0 0 / 1px 20px no-repeat,
    linear-gradient(var(--amber), var(--amber)) 100% 100% / 20px 1px no-repeat,
    linear-gradient(var(--amber), var(--amber)) 100% 100% / 1px 20px no-repeat;
}

.page-contact .hero-copy h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.9rem, 5vw, 3.3rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-contact .hero-lead {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: 1rem;
  line-height: 1.9;
  color: var(--text);
}

.page-contact .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-contact .hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin: 28px 0 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: 1px solid var(--port-line);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--celadon-mist);
}

.page-contact .hero-facts strong {
  display: block;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--amber);
  margin-bottom: 2px;
}

.page-contact .hero-visual .media-frame {
  width: 100%;
}

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

/* ---------- 章节头 ---------- */
.page-contact .chapter-head {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.page-contact .chapter-num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3vw, 2.3rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--celadon);
  opacity: 0.6;
}

.page-contact .chapter-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.35rem, 3.2vw, 2rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .chapter-lead {
  margin: 12px 0 0;
  max-width: 40em;
  font-size: 0.98rem;
  line-height: 1.9;
  color: var(--text);
}

/* ---------- 三条通道 ---------- */
.page-contact .channels {
  padding-top: clamp(36px, 6vw, 76px);
  padding-bottom: clamp(20px, 3vw, 36px);
}

.page-contact .channel-grid {
  display: grid;
  gap: 16px;
  margin-top: clamp(24px, 4vw, 36px);
}

.page-contact .channel {
  padding: 24px 22px;
  background: var(--contact-panel);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
}

.page-contact .channel--solid {
  border-left: 3px solid var(--amber);
  border-top: 1px solid var(--port-line);
  border-bottom: 1px solid var(--port-line);
}

.page-contact .channel--dashed {
  border-left: 3px dashed var(--celadon);
  border-top: 1px solid var(--port-line);
  border-bottom: 1px solid var(--port-line);
}

.page-contact .channel--dotted {
  border-left: 3px dotted var(--celadon-mist);
  border-top: 1px solid var(--port-line);
  border-bottom: 1px solid var(--port-line);
}

.page-contact .channel-tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--celadon-mist);
}

.page-contact .channel-name {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.18rem;
  letter-spacing: -0.01em;
  color: var(--amber-soft);
}

.page-contact .channel-text {
  margin: 10px 0 0;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--text);
}

.page-contact .channel-meta {
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--port-line);
  font-size: 12.5px;
  letter-spacing: 0.03em;
  color: var(--celadon-mist);
  overflow-wrap: anywhere;
}

/* ---------- 双栏骨架 ---------- */
.page-contact .shell {
  display: grid;
  gap: clamp(32px, 5vw, 56px);
  padding-top: clamp(28px, 4vw, 48px);
}

.page-contact .shell-main > .section-block + .section-block {
  margin-top: clamp(44px, 6vw, 82px);
}

.page-contact .section-block {
  padding-top: 4px;
}

/* ---------- 响应刻度 ---------- */
.page-contact .ruler {
  height: 14px;
  margin-top: 26px;
  border-top: 1px solid var(--port-line);
  border-bottom: 1px solid var(--port-line);
  background-image: repeating-linear-gradient(90deg, var(--port-line) 0 1px, transparent 1px 16px);
}

.page-contact .ruler-points {
  display: grid;
  gap: 18px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .ruler-point {
  padding-left: 16px;
  border-left: 2px solid var(--port-line);
}

.page-contact .ruler-point--amber {
  border-left-color: var(--amber);
}

.page-contact .ruler-point--celadon {
  border-left-color: var(--celadon);
}

.page-contact .ruler-point--mist {
  border-left-color: var(--celadon-mist);
}

.page-contact .point-time {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.1rem, 2.4vw, 1.4rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--amber);
}

.page-contact .ruler-point--celadon .point-time {
  color: var(--celadon-mist);
}

.page-contact .ruler-point--mist .point-time {
  color: var(--text);
}

.page-contact .point-desc {
  display: block;
  margin-top: 6px;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--text);
}

.page-contact .response-media {
  margin-top: clamp(24px, 4vw, 34px);
}

.page-contact .block-note {
  margin: 20px 0 0;
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--celadon-mist);
}

.page-contact .inline-link {
  color: var(--amber-soft);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-thickness: 1px;
}

.page-contact .inline-link:hover,
.page-contact .inline-link:focus-visible {
  color: var(--amber);
}

/* ---------- 联系方式纸白面板 ---------- */
.page-contact .reach-panel {
  margin-top: clamp(24px, 4vw, 34px);
  padding: clamp(22px, 4vw, 44px);
  background: var(--paper);
  color: var(--graphite);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
}

.page-contact .reach-list {
  display: grid;
  gap: 22px;
  margin: 0;
}

.page-contact .reach-item dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--celadon);
}

.page-contact .reach-item dd {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--graphite);
  overflow-wrap: anywhere;
}

.page-contact .reach-note {
  margin: 26px 0 0;
  padding-top: 18px;
  border-top: 1px solid rgba(26, 36, 50, 0.18);
  font-size: 0.88rem;
  line-height: 1.8;
  color: rgba(26, 36, 50, 0.78);
}

/* ---------- 上线节奏 ---------- */
.page-contact .steps {
  display: grid;
  gap: 22px;
  margin: clamp(24px, 4vw, 34px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .steps li {
  position: relative;
  padding-left: 46px;
}

.page-contact .step-num {
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--ink-900);
  background: var(--amber);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 7px), calc(100% - 7px) 100%, 0 100%);
}

.page-contact .steps li::after {
  content: "";
  position: absolute;
  left: 14px;
  top: 34px;
  bottom: -16px;
  width: 1px;
  background: var(--port-line);
}

.page-contact .steps li:last-child::after {
  display: none;
}

.page-contact .step-title {
  margin: 2px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.02rem;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .step-text {
  margin: 6px 0 0;
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--text);
}

/* ---------- 咨询卡片 ---------- */
.page-contact .access-card {
  padding: clamp(22px, 3.4vw, 32px);
  background: var(--contact-panel);
  border: 1px solid var(--port-line);
  border-top: 3px solid var(--amber);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
}

.page-contact .access-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-contact .access-head .chapter-num {
  font-size: 1.4rem;
  opacity: 0.8;
}

.page-contact .access-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.16rem;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .access-lead {
  margin: 14px 0 0;
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--text);
}

.page-contact .access-list {
  display: grid;
  gap: 10px;
  margin: 20px 0 0;
}

.page-contact .access-item {
  padding: 12px 14px;
  background: rgba(11, 37, 69, 0.62);
  border: 1px solid var(--port-line);
  clip-path: polygon(0 0, calc(100% - 9px) 0, 100% 9px, 100% 100%, 0 100%);
  transition: border-color 200ms var(--ease);
}

.page-contact .access-item:hover {
  border-color: var(--amber);
}

.page-contact .access-item dt {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--amber-soft);
}

.page-contact .access-item dd {
  margin: 5px 0 0;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--celadon-mist);
}

.page-contact .access-foot {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--port-line);
}

.page-contact .access-note {
  margin: 0 0 16px;
  font-size: 0.86rem;
  line-height: 1.8;
  color: var(--text);
}

.page-contact .access-fine {
  margin: 14px 0 0;
  font-size: 0.78rem;
  line-height: 1.7;
  color: var(--celadon-mist);
}

.page-contact .access-fine .inline-link {
  color: var(--celadon-mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .ruler-points {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
  }

  .page-contact .ruler-point {
    padding-left: 18px;
    padding-right: 16px;
  }
}

@media (min-width: 760px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .reach-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px 32px;
  }
}

@media (min-width: 900px) {
  .page-contact .hero-window {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
  }
}

@media (min-width: 980px) {
  .page-contact .shell {
    grid-template-columns: minmax(0, 1fr) 368px;
    align-items: start;
    gap: clamp(36px, 4vw, 64px);
  }

  .page-contact .access-rail {
    position: sticky;
    top: 28px;
  }
}

@media (min-width: 1100px) {
  .page-contact .reach-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .access-item {
    transition: none;
  }
}