.page-contact {
  --pc-gap: 24px;
  --pc-r: 18px;
  padding-bottom: 72px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-top: 28px;
}

.page-contact .contact-hero .crumbs {
  margin-bottom: 22px;
}

.page-contact .contact-hero-grid {
  display: grid;
  gap: var(--pc-gap);
  align-items: center;
}

.page-contact .contact-eyebrow {
  display: inline-block;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--cyan);
  text-transform: uppercase;
}

.page-contact .contact-hero h1 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 7.4vw, 54px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-wrap: balance;
}

.page-contact .contact-hero-lead {
  max-width: 620px;
  margin: 0 0 26px;
  font-size: 17px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .contact-hero-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 18px;
}

.page-contact .contact-hero-facts li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-left: 12px;
  border-left: 2px solid var(--orange);
}

.page-contact .contact-hero-facts .num {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-contact .contact-hero-facts em {
  font-style: normal;
  font-size: 13px;
  line-height: 1.45;
  color: var(--muted);
}

.page-contact .contact-hero-figure {
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: 0 34px 70px -52px rgba(41, 231, 212, 0.85);
}

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

/* ---------- 章节头 ---------- */
.page-contact .pc-head {
  margin-bottom: 20px;
}

.page-contact .pc-num {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--orange);
}

.page-contact .pc-num::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--orange);
  vertical-align: middle;
}

.page-contact .pc-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 4.6vw, 32px);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--ink);
}

.page-contact .pc-lead {
  max-width: 58ch;
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .panel {
  padding: 22px;
}

/* ---------- 合作方向 + 洽谈流程 ---------- */
.page-contact .contact-duo {
  display: grid;
  gap: var(--pc-gap);
  margin-top: 32px;
}

.page-contact .dir-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .dir-item {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 14px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--pc-r);
  background: rgba(18, 43, 71, 0.42);
  transition: transform 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-contact .dir-item:hover {
  transform: translateY(-3px);
  border-color: rgba(41, 231, 212, 0.5);
}

.page-contact .dir-key {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: var(--orange);
  color: #04080f;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
}

.page-contact .dir-body h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-contact .dir-body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .dir-body .dir-fit {
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--amber);
}

.page-contact .contact-flow {
  border-radius: 24px;
}

.page-contact .flow-steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .flow-step {
  position: relative;
  min-height: 56px;
  margin-left: 19px;
  padding: 0 0 26px 34px;
  border-left: 1px solid var(--line);
}

.page-contact .flow-step:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-contact .flow-num {
  position: absolute;
  left: -19px;
  top: -2px;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: var(--orange);
  color: #04080f;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  box-shadow: 0 0 0 4px rgba(255, 106, 31, 0.14);
}

.page-contact .flow-step h3 {
  margin: 6px 0 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-contact .flow-step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 材料准备 + 提交说明 ---------- */
.page-contact .contact-lower {
  display: grid;
  gap: var(--pc-gap);
  margin-top: 32px;
  align-items: start;
}

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

.page-contact .prep-item {
  padding: 14px 16px;
  border-radius: 14px;
  border-left: 3px solid var(--cyan);
  background: rgba(4, 8, 15, 0.36);
}

.page-contact .prep-item h3 {
  margin: 0 0 5px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-contact .prep-item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .submit-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .submit-list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--ink);
}

.page-contact .submit-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--orange);
  transform: rotate(45deg);
}

.page-contact .contact-submit-figure {
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--line);
  margin: 0 0 18px;
}

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

.page-contact .contact-note {
  margin: 0;
  padding: 14px 16px;
  border-radius: 14px;
  border-left: 3px solid var(--amber);
  background: rgba(4, 8, 15, 0.4);
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 联系方式与备案 ---------- */
.page-contact .contact-reach {
  margin-top: 32px;
}

.page-contact .contact-reach-panel {
  border-radius: 24px;
}

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

.page-contact .reach-item {
  padding: 16px 18px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(4, 8, 15, 0.42);
  min-width: 0;
}

.page-contact .reach-k {
  display: block;
  margin-bottom: 8px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-contact .reach-v {
  display: block;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.6;
  color: var(--cyan);
  word-break: break-word;
}

.page-contact .reach-v--text {
  font-family: var(--font-body);
  color: var(--ink);
}

.page-contact .contact-icp {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-contact .contact-hero {
    padding-top: 36px;
  }

  .page-contact .panel {
    padding: 26px;
  }

  .page-contact .contact-hero-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
  }

  .page-contact .contact-hero-facts .num {
    font-size: 30px;
  }

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

  .page-contact .reach-item--wide {
    grid-column: 1 / -1;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 980px) {
  .page-contact .contact-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 36px;
  }

  .page-contact .contact-duo {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    gap: 28px;
    margin-top: 40px;
  }

  .page-contact .contact-flow {
    margin-top: 28px;
  }

  .page-contact .contact-lower {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 28px;
    margin-top: 40px;
  }

  .page-contact .contact-reach {
    margin-top: 40px;
  }

  .page-contact .reach-grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.9fr);
  }

  .page-contact .reach-item--wide {
    grid-column: 1 / -1;
  }
}

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

  .page-contact .dir-item:hover {
    transform: none;
  }
}