.page-contact{
  --contact-key:#4C5F68;
  --contact-cut:20px;
  background: var(--ink);
  color: var(--fog);
  padding-bottom: 72px;
}

.page-contact #directions,
.page-contact #process,
.page-contact #channels,
.page-contact #timing,
.page-contact #prepare,
.page-contact .contact-links{
  scroll-margin-top: calc(var(--header-h) + 20px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero{
  position: relative;
  padding: 36px 0 44px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(120% 90% at 100% 0%, rgba(28,42,46,.95) 0%, rgba(11,31,26,0) 62%),
    linear-gradient(180deg, var(--slate) 0%, var(--ink) 82%);
}

.page-contact .breadcrumbs{ margin-bottom: 26px; }
.page-contact .breadcrumbs-list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
}
.page-contact .breadcrumb-link{
  color: var(--steel);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}
.page-contact .breadcrumb-link:hover{ color: var(--lime); border-bottom-color: var(--lime); }
.page-contact .crumb-sep{ color: var(--line); }
.page-contact .breadcrumb-current{ color: var(--fog-64); }

.page-contact .contact-hero__grid{
  display: grid;
  gap: 32px;
  align-items: end;
}
.page-contact .contact-hero__text{ min-width: 0; }

.page-contact .contact-hero__eyebrow{
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--lime);
}

.page-contact h1{
  margin: 0 0 18px;
  font-size: clamp(32px, 7vw, 58px);
  line-height: 1.1;
  letter-spacing: -.02em;
  font-weight: 900;
  max-width: 20em;
}

.page-contact .contact-hero__lead{
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.62;
  color: var(--fog-80);
}

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

.page-contact .contact-hero__quick{
  list-style: none;
  margin: 26px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 12px 26px;
  font-size: 13px;
  color: var(--fog-64);
}
.page-contact .contact-hero__quick-item{ display: flex; align-items: center; gap: 10px; }
.page-contact .contact-hero__quick .mono{
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--steel);
}

.page-contact .contact-hero__media{
  margin: 0;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--charcoal);
}
.page-contact .contact-hero__media img{
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(.18) contrast(1.06);
}

/* ---------- 主体两栏 ---------- */
.page-contact .contact-body{ padding-top: 52px; }

.page-contact .contact-cols{
  display: grid;
  gap: 48px;
}
.page-contact .contact-col{ min-width: 0; }

.page-contact .contact-section{ margin-bottom: 60px; }
.page-contact .contact-section:last-child{ margin-bottom: 0; }
.page-contact .contact-section .section-head{ margin-bottom: 22px; }

.page-contact .section-index{ color: var(--lime); }

/* ---------- 合作方向卡片 ---------- */
.page-contact .dir-list{ margin-top: 20px; }

.page-contact .dir-card{
  padding: 22px 22px 20px;
  margin-bottom: 16px;
  border-left: 2px solid var(--line);
  transition: border-color 200ms var(--ease), background 200ms var(--ease);
}
.page-contact .dir-card:last-child{ margin-bottom: 0; }
.page-contact .dir-card:hover{ border-left-color: var(--lime); }

.page-contact .dir-card__meta{
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.5;
  color: var(--steel);
}

.page-contact .dir-card .card-title{
  margin: 0 0 10px;
  font-size: 20px;
  line-height: 1.3;
  color: var(--fog);
}

.page-contact .dir-card .card-text{
  margin: 0;
  font-size: 15px;
  line-height: 1.62;
  color: var(--fog-64);
  max-width: 36em;
}

.page-contact .dir-card__out{
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  color: var(--lime);
}

/* ---------- 流程四步 ---------- */
.page-contact .steps{
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .step{
  position: relative;
  padding: 0 0 28px 52px;
}
.page-contact .step:last-child{ padding-bottom: 0; }

.page-contact .step::before{
  content: "";
  position: absolute;
  left: 15px;
  top: 34px;
  bottom: 0;
  width: 1px;
  background: var(--line);
}
.page-contact .step:last-child::before{ display: none; }

.page-contact .step-num{
  position: absolute;
  left: 0;
  top: 0;
  width: 31px;
  height: 31px;
  display: grid;
  place-items: center;
  font-size: 12px;
  line-height: 1;
  color: var(--lime);
  background: var(--ink);
  border: 1px solid var(--line);
  transition: background 180ms var(--ease), color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-contact .step-title{
  margin: 2px 0 8px;
  font-size: 17px;
  font-weight: 900;
  color: var(--fog);
  transition: color 180ms var(--ease);
}

.page-contact .step-text{
  margin: 0;
  font-size: 15px;
  line-height: 1.62;
  color: var(--fog-64);
  max-width: 34em;
}

.page-contact .step:hover .step-num,
.page-contact .step:focus-within .step-num{
  background: var(--lime);
  color: var(--ink);
  border-color: var(--lime);
}
.page-contact .step:hover .step-title,
.page-contact .step:focus-within .step-title{ color: var(--lime); }

/* ---------- 右栏图片 ---------- */
.page-contact .contact-media{
  margin: 0 0 28px;
  aspect-ratio: 5 / 3;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--charcoal);
}
.page-contact .contact-media img{
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 联系信息反白块 ---------- */
.page-contact .contact-card{
  background: var(--fog);
  color: var(--ink);
  padding: 28px 24px 30px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--contact-cut)), calc(100% - var(--contact-cut)) 100%, 0 100%);
}

.page-contact .contact-card .panel-title{
  margin: 0 0 12px;
  font-size: 20px;
  font-weight: 900;
  color: var(--ink);
}

.page-contact .contact-card__note{
  margin: 0 0 22px;
  font-size: 14px;
  line-height: 1.62;
  color: var(--contact-key);
  max-width: 36em;
}

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

.page-contact .contact-card .contact-item{
  display: grid;
  gap: 5px;
  padding-left: 14px;
  border-left: 2px solid var(--line);
}
.page-contact .contact-card .contact-item--primary{ border-left-color: var(--orange); }

.page-contact .contact-key{
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--contact-key);
}

.page-contact .contact-value{
  font-size: 16px;
  line-height: 1.5;
  font-weight: 600;
  color: var(--ink);
  overflow-wrap: anywhere;
}
.page-contact .contact-value.mono{ font-size: 15px; }

/* ---------- 时间节奏 ---------- */
.page-contact .time-list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .time-item{
  padding: 15px 16px;
  background: rgba(28,42,46,.55);
  border: 1px solid var(--line);
  border-left: 2px solid var(--lime);
}

.page-contact .time-key{
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--lime);
}

.page-contact .time-text{
  margin: 0;
  font-size: 15px;
  line-height: 1.62;
  color: var(--fog-80);
}

/* ---------- 准备清单 ---------- */
.page-contact .prep-list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 13px;
}

.page-contact .prep-item{
  display: grid;
  grid-template-columns: 11px minmax(0, 1fr);
  gap: 12px;
  font-size: 15px;
  line-height: 1.62;
  color: var(--fog-80);
}
.page-contact .prep-item::before{
  content: "";
  width: 9px;
  height: 9px;
  margin-top: 9px;
  background: var(--lime-soft);
}

/* ---------- 底部延伸入口 ---------- */
.page-contact .contact-links{
  margin-top: 20px;
  padding-top: 40px;
  border-top: 1px solid var(--line);
}

.page-contact .link-grid{
  display: grid;
  gap: 12px;
}

.page-contact .link-item{
  display: block;
  padding: 16px 18px;
  background: var(--charcoal);
  border: 1px solid var(--line);
  color: var(--fog);
  font-size: 15px;
  line-height: 1.5;
  text-decoration: none;
  transition: border-color 180ms var(--ease), color 180ms var(--ease);
}
.page-contact .link-item .mono{
  display: block;
  margin-bottom: 7px;
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--steel);
  transition: color 180ms var(--ease);
}
.page-contact .link-item:hover,
.page-contact .link-item:focus-visible{
  border-color: var(--lime);
  color: var(--lime);
}
.page-contact .link-item:hover .mono,
.page-contact .link-item:focus-visible .mono{ color: var(--lime); }

/* ---------- 断点 ---------- */
@media (min-width: 640px){
  .page-contact .contact-hero{ padding: 44px 0 56px; }
  .page-contact .link-grid{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-contact .contact-card{ padding: 32px 32px 34px; }
}

@media (min-width: 900px){
  .page-contact .contact-hero__grid{
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    gap: 48px;
  }
  .page-contact .contact-hero__media{ aspect-ratio: 10 / 7; }
  .page-contact .contact-hero__lead{ font-size: 16px; }
}

@media (min-width: 1024px){
  .page-contact .contact-body{ padding-top: 64px; }
  .page-contact .contact-cols{
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 56px;
    align-items: start;
  }
  .page-contact .contact-links{ margin-top: 32px; }
  .page-contact .link-grid{ grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (min-width: 1280px){
  .page-contact h1{ font-size: 58px; }
}