.page-contact {
  --pc-grid-line: rgba(30, 74, 62, 0.55);
}

/* ---------- 页首 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding-top: clamp(20px, 3vw, 40px);
  padding-bottom: clamp(36px, 5vw, 76px);
  background: linear-gradient(180deg, rgba(12, 42, 34, 0.85), rgba(6, 23, 19, 0) 84%);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--pc-grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--pc-grid-line) 1px, transparent 1px);
  background-size: 68px 68px;
  opacity: 0.42;
  -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent 78%);
  mask-image: linear-gradient(180deg, #000 0%, transparent 78%);
}

.page-contact .contact-hero > .shell {
  position: relative;
  z-index: 1;
}

.page-contact .breadcrumb {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--dim);
}

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

.page-contact .breadcrumb a:hover,
.page-contact .breadcrumb a:focus-visible {
  color: var(--cyan);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(24px, 3.4vw, 46px);
  align-items: end;
  margin-top: clamp(16px, 2.6vw, 30px);
}

.page-contact .contact-hero__title {
  margin: 14px 0 0;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(32px, 5.6vw, 72px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--mist);
}

.page-contact .section__lead {
  max-width: 60ch;
  color: var(--dim);
}

.page-contact .contact-hero__facts {
  list-style: none;
  margin: clamp(18px, 2.4vw, 28px) 0 0;
  padding: 14px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  border-top: 1px solid var(--grid);
}

.page-contact .contact-hero__facts li {
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: 0.05em;
  color: var(--cyan-soft);
}

.page-contact .contact-hero__facts strong {
  margin-right: 6px;
  color: var(--orange);
  font-weight: 600;
}

/* ---------- 图片容器 ---------- */
.page-contact .media-frame {
  display: block;
  position: relative;
  overflow: hidden;
  margin: 0;
  border: 1px solid var(--grid);
  background: linear-gradient(150deg, var(--pitch), var(--ink));
}

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

.page-contact .contact-hero__media {
  aspect-ratio: 16 / 9;
}

.page-contact .contact-collab__media {
  aspect-ratio: 3 / 2;
}

/* ---------- 区块标题 ---------- */
.page-contact .contact-block__head {
  display: grid;
  gap: 12px;
  max-width: 76ch;
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-contact .section__title {
  margin: 0;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(24px, 3.4vw, 48px);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--mist);
}

/* ---------- 咨询类型切换 ---------- */
.page-contact .contact-routes .daybar {
  margin-bottom: clamp(18px, 2.6vw, 28px);
}

.page-contact .contact-routes .daybar__list {
  flex-wrap: nowrap;
}

.page-contact .contact-routes .daybar__scroller {
  min-width: 0;
}

.page-contact .contact-routes .daybar__item {
  white-space: nowrap;
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: 0.06em;
}

.page-contact .contact-routes__list {
  display: grid;
  gap: 1px;
  background: var(--grid);
  border: 1px solid var(--grid);
}

.page-contact .contact-route {
  display: grid;
  gap: 16px;
  padding: clamp(20px, 2.6vw, 30px);
  background: var(--panel);
  transition: background 0.18s var(--ease);
}

.page-contact .contact-route:hover {
  background:
    linear-gradient(180deg, rgba(53, 242, 208, 0.07), rgba(53, 242, 208, 0) 72%),
    var(--panel);
}

.page-contact .contact-route__no {
  font-family: var(--mono);
  font-size: 24px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-contact .contact-route__title {
  margin: 0 0 10px;
  font-family: var(--serif);
  font-size: clamp(18px, 2vw, 24px);
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--mist);
}

.page-contact .contact-route__text {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--dim);
}

.page-contact .contact-route__ask-title {
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-contact .contact-route__wants {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-contact .contact-route__wants li {
  position: relative;
  padding-left: 20px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--mist);
  opacity: 0.78;
}

.page-contact .contact-route__wants li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 10px;
  height: 1px;
  background: var(--cyan);
}

/* ---------- 联系方式 ---------- */
.page-contact .contact-reach__grid {
  display: grid;
  gap: clamp(12px, 1.6vw, 18px);
}

.page-contact .contact-channel {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
  padding: clamp(20px, 2.4vw, 30px);
  border-top: 2px solid var(--cyan);
}

.page-contact .contact-channel__value {
  margin: 0;
  font-family: var(--mono);
  font-weight: 600;
  font-size: clamp(18px, 1.6vw, 24px);
  line-height: 1.35;
  letter-spacing: 0.01em;
  color: var(--mist);
  overflow-wrap: anywhere;
}

.page-contact .contact-channel__value--tel {
  font-size: clamp(24px, 2.6vw, 32px);
  letter-spacing: 0.04em;
  color: var(--orange);
}

.page-contact .contact-channel__value--addr {
  font-family: var(--sans);
  font-size: 18px;
  line-height: 1.7;
}

.page-contact .contact-channel__note {
  margin: 0;
  font-size: 16px;
  line-height: 1.7;
  color: var(--dim);
}

.page-contact .contact-reach__tip {
  margin: clamp(16px, 2vw, 26px) 0 0;
  font-size: 16px;
  line-height: 1.7;
  color: var(--dim);
}

.page-contact .contact-reach__tip a {
  color: var(--cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--grid);
}

.page-contact .contact-reach__tip a:hover,
.page-contact .contact-reach__tip a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 处理流程 ---------- */
.page-contact .flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--grid);
  border: 1px solid var(--grid);
}

.page-contact .flow__step {
  position: relative;
  padding: clamp(20px, 2.4vw, 30px);
  background: var(--pitch);
  transition: background 0.18s var(--ease);
}

.page-contact .flow__step::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--grid);
  transition: background 0.18s var(--ease);
}

.page-contact .flow__step:hover {
  background: var(--panel);
}

.page-contact .flow__step:hover::before {
  background: var(--cyan);
}

.page-contact .flow__no {
  display: block;
  margin-bottom: 12px;
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-contact .flow__title {
  margin: 0 0 8px;
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 700;
  color: var(--mist);
}

.page-contact .flow__text {
  margin: 0;
  font-size: 16px;
  line-height: 1.7;
  color: var(--dim);
}

/* ---------- 合作方向 ---------- */
.page-contact .contact-collab__grid {
  display: grid;
  gap: clamp(24px, 3.4vw, 48px);
  align-items: center;
}

.page-contact .collab-list {
  list-style: none;
  margin: clamp(18px, 2.4vw, 28px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--grid);
  border: 1px solid var(--grid);
}

.page-contact .collab-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 16px;
  padding: 16px 18px;
  background: var(--pitch);
}

.page-contact .collab-list__name {
  font-size: 18px;
  font-weight: 600;
  color: var(--mist);
}

.page-contact .collab-list__num {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--amber);
}

.page-contact .collab-list__desc {
  flex-basis: 100%;
  font-size: 16px;
  line-height: 1.7;
  color: var(--dim);
}

/* ---------- 常见场景 ---------- */
.page-contact .case-table {
  border-top: 1px solid var(--grid);
}

.page-contact .case-row {
  display: grid;
  gap: 8px;
  padding: 18px 0;
  border-bottom: 1px solid var(--grid);
  transition: background 0.18s var(--ease);
}

.page-contact .case-row--head {
  display: none;
}

.page-contact .case-row__name {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--mist);
}

.page-contact .case-row__need {
  font-size: 16px;
  line-height: 1.7;
  color: var(--dim);
}

.page-contact .case-row__go {
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

/* ---------- 到访与邮寄 ---------- */
.page-contact .contact-visit__grid {
  display: grid;
  gap: clamp(22px, 3vw, 42px);
  align-items: start;
}

.page-contact .contact-visit__copy .btn {
  margin-top: clamp(16px, 2vw, 24px);
}

.page-contact .contact-visit__card {
  display: grid;
  gap: 16px;
  padding: clamp(22px, 2.6vw, 34px);
  font-style: normal;
  border-left: 2px solid var(--orange);
}

.page-contact .contact-visit__addr {
  margin: 0;
  font-size: clamp(18px, 2vw, 24px);
  font-weight: 600;
  line-height: 1.5;
  color: var(--mist);
}

.page-contact .contact-visit__meta {
  margin: 0;
  padding-top: 16px;
  display: grid;
  gap: 10px;
  border-top: 1px solid var(--grid);
}

.page-contact .contact-visit__meta div {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 18px;
}

.page-contact .contact-visit__meta dt {
  min-width: 76px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--dim);
}

.page-contact .contact-visit__meta dd {
  margin: 0;
  font-family: var(--mono);
  font-size: 14px;
  color: var(--cyan-soft);
  overflow-wrap: anywhere;
}

/* ---------- 断点 ---------- */
@media (min-width: 900px) {
  .page-contact .contact-route {
    grid-template-columns: 64px minmax(0, 1.15fr) minmax(0, 1fr);
    gap: clamp(20px, 2.4vw, 36px);
    align-items: start;
    padding: clamp(24px, 2.6vw, 36px) clamp(24px, 2.8vw, 40px);
  }

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

  .page-contact .flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .case-row {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.7fr) minmax(0, 0.72fr);
    gap: clamp(20px, 3vw, 40px);
    align-items: baseline;
    padding: 20px 0;
  }

  .page-contact .case-row--head {
    display: grid;
    padding: 12px 0;
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--dim);
  }

  .page-contact .case-row:not(.case-row--head):hover {
    background: rgba(53, 242, 208, 0.045);
  }
}

@media (min-width: 940px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  }

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

  .page-contact .contact-visit__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  }
}

@media (max-width: 600px) {
  .page-contact .contact-hero__title {
    font-size: 32px;
  }

  .page-contact .contact-hero__facts {
    gap: 8px 18px;
  }

  .page-contact .contact-channel__value--tel {
    font-size: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-route,
  .page-contact .flow__step,
  .page-contact .flow__step::before,
  .page-contact .case-row {
    transition: none;
  }
}