.page-contact {
  --contact-measure: 72ch;
  --contact-num-w: 76px;
  --contact-gap: clamp(18px, 2.6vw, 28px);
  padding-bottom: clamp(48px, 7vw, 88px);
}

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

/* ---------- 封面区 ---------- */

.page-contact .contact-cover {
  max-width: var(--contact-measure);
  padding: clamp(22px, 3.4vw, 38px) 0 0;
}

.page-contact .contact-cover .section-kicker {
  margin: 0;
}

.page-contact .contact-cover h1 {
  margin: 8px 0 0;
  font-family: var(--font-head);
  font-size: clamp(46px, 10vw, 76px);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.015em;
  color: var(--chalk-white);
}

.page-contact .cover-slash {
  display: block;
  width: min(280px, 58%);
  height: 6px;
  margin: 18px 0 0;
  background: linear-gradient(90deg, var(--neon-cyan) 0%, var(--signal-orange) 100%);
  clip-path: polygon(0 0, 100% 0, calc(100% - 16px) 100%, 0 100%);
}

.page-contact .contact-lead {
  margin: 18px 0 0;
  font-size: 17px;
  line-height: 1.75;
  color: var(--muted-sage);
}

/* ---------- 双卡错位 ---------- */

.page-contact .contact-duo {
  display: grid;
  gap: var(--contact-gap);
  margin-top: clamp(26px, 4vw, 44px);
}

.page-contact .coord-card,
.page-contact .mail-card {
  position: relative;
  background: var(--charcoal-panel);
  border: 1px solid var(--line-chalk);
  padding: clamp(20px, 3vw, 30px);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.page-contact .coord-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--league-ice), rgba(123, 216, 255, 0));
}

.page-contact .mail-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--neon-cyan), rgba(53, 242, 192, 0));
}

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

.page-contact .coord-lines {
  display: grid;
  gap: 6px;
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-style: normal;
  font-size: clamp(16px, 2.2vw, 19px);
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: var(--chalk-white);
}

.page-contact .coord-lines span:nth-child(2) {
  color: var(--league-ice);
}

.page-contact .coord-note {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted-sage);
}

.page-contact .mail-address {
  margin: 16px 0 0;
  font-size: clamp(15px, 2.4vw, 20px);
  line-height: 1.4;
  letter-spacing: 0.01em;
  color: var(--chalk-white);
  overflow-wrap: anywhere;
}

.page-contact .mail-facts {
  display: grid;
  gap: 12px;
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line-chalk);
}

.page-contact .mail-fact {
  display: grid;
  gap: 4px;
}

.page-contact .mail-fact dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--signal-orange);
}

.page-contact .mail-fact dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted-sage);
}

/* ---------- 章节骨架 ---------- */

.page-contact .contact-chapter {
  margin-top: clamp(30px, 4.6vw, 56px);
  padding-top: clamp(24px, 3.6vw, 42px);
  border-top: 1px solid var(--line-chalk);
}

.page-contact .chapter-inner {
  display: grid;
  gap: 14px;
}

.page-contact .chapter-num {
  display: inline-block;
  justify-self: start;
  font-family: var(--font-mono);
  font-size: clamp(24px, 3.4vw, 34px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--muted-sage);
  opacity: 0.6;
  padding: 8px 12px;
  border: 1px solid var(--line-chalk);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
}

.page-contact .chapter-main {
  max-width: var(--contact-measure);
}

.page-contact .chapter-main h2 {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-size: clamp(26px, 4.2vw, 38px);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.005em;
  color: var(--chalk-white);
}

.page-contact .chapter-main h3 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.25;
  color: var(--chalk-white);
}

.page-contact .chapter-main p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--muted-sage);
}

.page-contact .chapter-main p:last-child {
  margin-bottom: 0;
}

.page-contact .chapter-main strong {
  color: var(--chalk-white);
  font-weight: 600;
}

.page-contact .inline-note {
  margin-top: 16px;
  padding-left: 14px;
  border-left: 2px solid var(--neon-cyan);
  font-size: 14.5px;
}

.page-contact .inline-note a {
  color: var(--neon-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 192, 0.45);
}

.page-contact .inline-note a:hover,
.page-contact .inline-note a:focus-visible {
  color: var(--signal-orange);
  border-bottom-color: var(--signal-orange);
}

/* ---------- 媒体 ---------- */

.page-contact .media {
  display: block;
  margin: 22px 0 0;
  position: relative;
  overflow: hidden;
  background: #0b1a15;
  border: 1px solid var(--line-chalk);
}

.page-contact .media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.82) contrast(1.06);
}

.page-contact .media-caption {
  display: block;
  padding: 10px 14px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted-sage);
  border-top: 1px solid var(--line-chalk);
}

.page-contact .coord-figure,
.page-contact .fix-figure {
  margin-top: 24px;
  box-shadow: 0 0 0 1px rgba(36, 49, 44, 0.6);
}

.page-contact .fix-figure::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    135deg,
    rgba(53, 242, 192, 0.05) 0 2px,
    transparent 2px 9px
  );
}

/* ---------- 清单 ---------- */

.page-contact .plain-list,
.page-contact .check-list {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  max-width: 64ch;
}

.page-contact .plain-list li {
  position: relative;
  padding: 10px 0 10px 18px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted-sage);
  border-bottom: 1px solid rgba(36, 49, 44, 0.75);
}

.page-contact .plain-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.05em;
  width: 7px;
  height: 7px;
  background: var(--signal-orange);
  transform: rotate(45deg) translateY(-50%);
}

.page-contact .check-list li {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 12px 14px;
  background: rgba(20, 24, 26, 0.72);
  border: 1px solid var(--line-chalk);
}

.page-contact .check-box {
  display: block;
  width: 16px;
  height: 16px;
  margin-top: 4px;
  border: 1.5px solid var(--neon-cyan);
  border-radius: 2px;
}

.page-contact .check-text {
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted-sage);
}

/* ---------- 协作材料 ---------- */

.page-contact .material-grid {
  display: grid;
  gap: 12px;
  margin: 20px 0 0;
}

.page-contact .material-item {
  position: relative;
  padding: 16px 18px 18px;
  background: rgba(20, 24, 26, 0.66);
  border: 1px solid var(--line-chalk);
  border-left: 3px solid var(--league-ice);
}

.page-contact .material-item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
}

/* ---------- 场景 ---------- */

.page-contact .scene-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
  counter-reset: scene;
}

.page-contact .scene {
  counter-increment: scene;
  padding: 16px 18px 18px;
  background: linear-gradient(90deg, rgba(255, 122, 47, 0.09), rgba(255, 122, 47, 0) 68%);
  border-left: 3px solid var(--signal-orange);
}

.page-contact .scene-tag {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--signal-orange);
}

.page-contact .scene-desc {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted-sage);
}

.page-contact .subject-line {
  display: inline-block;
  margin: 14px 0 0;
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--neon-cyan);
  background: rgba(7, 19, 15, 0.7);
  border: 1px dashed rgba(53, 242, 192, 0.4);
}

/* ---------- 备案 ---------- */

.page-contact .legal-panel {
  margin-top: 4px;
  padding: clamp(18px, 2.8vw, 26px);
  background: rgba(20, 24, 26, 0.7);
  border: 1px solid var(--line-chalk);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.page-contact .legal-icp {
  margin: 0 0 14px;
  font-size: 15px;
  letter-spacing: 0.06em;
  color: var(--chalk-white);
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line-chalk);
}

.page-contact .legal-panel p:last-child {
  margin-bottom: 0;
}

.page-contact .legal-panel a {
  color: var(--neon-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 192, 0.45);
}

.page-contact .legal-panel a:hover,
.page-contact .legal-panel a:focus-visible {
  color: var(--signal-orange);
  border-bottom-color: var(--signal-orange);
}

.page-contact .contact-chapter-last {
  padding-bottom: clamp(16px, 2.4vw, 26px);
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-contact .material-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 860px) {
  .page-contact .contact-duo {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr);
    align-items: start;
    gap: 22px;
    padding-bottom: 38px;
  }

  .page-contact .contact-duo > .mail-card {
    transform: translateY(38px);
  }

  .page-contact .chapter-inner {
    grid-template-columns: var(--contact-num-w) minmax(0, 1fr);
    gap: 30px;
    align-items: start;
  }

  .page-contact .chapter-num {
    position: sticky;
    top: 92px;
  }

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

  .page-contact .coord-figure,
  .page-contact .fix-figure {
    max-width: 88%;
  }
}

@media (min-width: 1100px) {
  .page-contact .chapter-inner {
    gap: 44px;
  }

  .page-contact .contact-lead {
    font-size: 17.5px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-duo > .mail-card {
    transform: none;
  }
}
</｜｜DSML｜｜ parameter>
</｜｜DSML｜｜ invoke>
</｜｜DSML｜｜ calls>