.page-contact {
  --contact-line-soft: rgba(155, 183, 201, 0.16);
  --contact-sticky-top: 108px;
  position: relative;
  overflow-x: hidden;
  padding: clamp(16px, 2.6vw, 30px) 0 clamp(56px, 8vw, 104px);
  background-image:
    radial-gradient(ellipse 90% 55% at 12% 0%, rgba(47, 243, 208, 0.09), transparent 65%),
    radial-gradient(ellipse 70% 45% at 94% 16%, rgba(255, 122, 47, 0.08), transparent 62%),
    linear-gradient(rgba(28, 58, 90, 0.26) 1px, transparent 1px),
    linear-gradient(90deg, rgba(28, 58, 90, 0.26) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 76px 76px, 76px 76px;
  background-position: center top;
  background-repeat: no-repeat, no-repeat, repeat, repeat;
}

.page-contact .breadcrumb {
  margin-bottom: clamp(14px, 2.2vw, 24px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
  align-items: end;
  padding-top: clamp(10px, 1.8vw, 20px);
}

@media (min-width: 900px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 1.16fr) minmax(0, 0.84fr);
  }
}

.page-contact .contact-hero__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 5.2vw, 3.5rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--paper);
  transform: skewX(-2deg);
  transform-origin: left center;
  text-wrap: balance;
}

.page-contact .contact-hero__lead {
  margin: 16px 0 0;
  max-width: 56ch;
  font-size: clamp(0.94rem, 1.3vw, 1.04rem);
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .contact-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 0;
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-stat {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding-right: clamp(16px, 2.4vw, 26px);
  margin-right: clamp(16px, 2.4vw, 26px);
  border-right: 1px solid var(--line);
}

.page-contact .contact-stat:last-child {
  padding-right: 0;
  margin-right: 0;
  border-right: 0;
}

.page-contact .contact-stat__value {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.24rem, 2.2vw, 1.6rem);
  line-height: 1.1;
  color: var(--cyan);
}

.page-contact .contact-stat__label {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-contact .contact-hero__figure {
  position: relative;
  margin: 0;
  aspect-ratio: 10 / 7;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background:
    linear-gradient(150deg, rgba(47, 243, 208, 0.14), rgba(255, 122, 47, 0.1));
}

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

/* ---------- 章节横轨 ---------- */
.page-contact .contact-rail {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: clamp(22px, 3.4vw, 38px);
  padding: 10px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-contact .contact-rail::-webkit-scrollbar {
  display: none;
}

.page-contact .contact-rail__link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  white-space: nowrap;
  transition: color 160ms var(--ease), background-color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-contact .contact-rail__link:hover,
.page-contact .contact-rail__link:focus-visible,
.page-contact .contact-rail__link[aria-current="true"] {
  color: var(--ink);
  background: var(--cyan);
  border-color: var(--cyan);
}

/* ---------- 两栏骨架 ---------- */
.page-contact .contact-layout {
  display: grid;
  gap: clamp(22px, 3.2vw, 38px);
  margin-top: clamp(24px, 4vw, 46px);
}

@media (min-width: 1000px) {
  .page-contact .contact-layout {
    grid-template-columns: minmax(0, 336px) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .contact-card {
    position: sticky;
    top: var(--contact-sticky-top);
  }
}

/* ---------- 左侧联系卡 ---------- */
.page-contact .contact-card {
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  backdrop-filter: blur(10px);
}

.page-contact .contact-card__title {
  margin: 6px 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.28rem, 2vw, 1.56rem);
  line-height: 1.25;
  color: var(--paper);
}

.page-contact .contact-card__note {
  margin: 0 0 14px;
  font-size: 0.84rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .contact-channel {
  display: grid;
  gap: 6px;
  padding: 13px 0;
  border-top: 1px solid var(--contact-line-soft);
}

.page-contact .contact-channel__label {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .contact-channel__value {
  font-family: var(--font-mono);
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--paper);
  word-break: break-word;
}

.page-contact .contact-channel__value--address {
  font-family: var(--font-body);
  font-size: 0.86rem;
  color: var(--mist);
}

.page-contact .contact-copy {
  justify-self: start;
  margin-top: 4px;
  padding: 5px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--cyan);
  font-family: var(--font-body);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background-color 160ms var(--ease), border-color 160ms var(--ease), color 160ms var(--ease);
}

.page-contact .contact-copy:hover,
.page-contact .contact-copy:focus-visible {
  background: rgba(47, 243, 208, 0.12);
  border-color: var(--cyan);
}

.page-contact .contact-copy--wide {
  margin-top: 0;
  padding: 8px 18px;
  font-size: 0.8rem;
}

.page-contact .contact-card__status {
  margin: 16px 0 0;
  font-size: 0.72rem;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--mist);
}

/* ---------- 右侧内容流 ---------- */
.page-contact .contact-section {
  padding: clamp(24px, 3.4vw, 36px) 0;
  border-top: 1px solid var(--line);
}

.page-contact .contact-section:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-contact .contact-section__head {
  max-width: 62ch;
}

.page-contact .contact-section__title {
  margin: 8px 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.32rem, 2.5vw, 1.94rem);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .contact-section__lead {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .contact-section__note {
  margin: clamp(16px, 2.4vw, 22px) 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--orange);
  font-size: 0.84rem;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 步骤轨道 ---------- */
.page-contact .contact-steps {
  list-style: none;
  margin: clamp(18px, 2.8vw, 28px) 0 0;
  padding: 0;
}

.page-contact .contact-step {
  position: relative;
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  padding-bottom: 22px;
}

.page-contact .contact-step::before {
  content: "";
  position: absolute;
  left: 19px;
  top: 42px;
  bottom: 2px;
  width: 1px;
  background: linear-gradient(180deg, var(--line), rgba(28, 58, 90, 0));
}

.page-contact .contact-step:last-child {
  padding-bottom: 0;
}

.page-contact .contact-step:last-child::before {
  display: none;
}

.page-contact .contact-step__num {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--cyan);
  border-radius: 50%;
  background: rgba(47, 243, 208, 0.07);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.8rem;
}

.page-contact .contact-step__body h3 {
  margin: 8px 0 6px;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
}

.page-contact .contact-step__body p {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 进度模块 ---------- */
.page-contact .contact-figure {
  position: relative;
  margin: clamp(18px, 2.8vw, 28px) 0;
  aspect-ratio: 3 / 2;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.16), rgba(47, 243, 208, 0.08));
}

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

.page-contact .contact-progress {
  display: grid;
  gap: 18px;
}

@media (min-width: 720px) {
  .page-contact .contact-progress {
    grid-template-columns: minmax(0, 190px) minmax(0, 1fr);
    align-items: start;
    gap: 24px;
  }
}

.page-contact .contact-progress__highlight {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(255, 122, 47, 0.18), rgba(7, 20, 38, 0.35));
}

.page-contact .contact-progress__value {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(2.4rem, 4vw, 3rem);
  line-height: 1;
  color: var(--orange);
}

.page-contact .contact-progress__unit {
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  color: var(--paper);
}

.page-contact .contact-progress__caption {
  margin-top: 8px;
  font-size: 0.75rem;
  line-height: 1.65;
  color: var(--mist);
}

.page-contact .contact-node {
  border-bottom: 1px solid var(--contact-line-soft);
}

.page-contact .contact-node:first-child {
  border-top: 1px solid var(--contact-line-soft);
}

.page-contact .contact-node summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 0;
  list-style: none;
  cursor: pointer;
  color: var(--paper);
  font-size: 0.92rem;
  font-weight: 600;
  transition: color 160ms var(--ease);
}

.page-contact .contact-node summary::-webkit-details-marker {
  display: none;
}

.page-contact .contact-node summary:hover {
  color: var(--cyan);
}

.page-contact .contact-node__index {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-contact .contact-node summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--mist);
}

.page-contact .contact-node[open] summary::after {
  content: "−";
  color: var(--cyan);
}

.page-contact .contact-node__body p {
  margin: 0 0 14px;
  padding-left: 26px;
  font-size: 0.85rem;
  line-height: 1.78;
  color: var(--mist);
}

/* ---------- 反馈类型 ---------- */
.page-contact .contact-types {
  display: grid;
  gap: 12px;
  margin-top: clamp(16px, 2.6vw, 24px);
}

@media (min-width: 760px) {
  .page-contact .contact-types {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .contact-type:last-child {
    grid-column: 1 / -1;
  }
}

.page-contact .contact-type {
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-left-width: 3px;
  border-radius: var(--radius-sm);
  background: linear-gradient(180deg, rgba(14, 36, 64, 0.92), rgba(7, 20, 38, 0.92));
  transition: transform 160ms var(--ease), border-color 160ms var(--ease);
}

.page-contact .contact-type:hover {
  transform: translateY(-2px);
}

.page-contact .contact-type h3 {
  margin: 0 0 6px;
  font-size: 0.96rem;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .contact-type p {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .contact-type--cyan {
  border-left-color: var(--cyan);
}

.page-contact .contact-type--orange {
  border-left-color: var(--orange);
}

.page-contact .contact-type--blue {
  border-left-color: var(--blue);
}

/* ---------- 合作咨询 ---------- */
.page-contact .contact-partner {
  margin-top: clamp(16px, 2.6vw, 24px);
  padding: clamp(18px, 2.6vw, 26px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.16), rgba(7, 20, 38, 0.55));
}

.page-contact .contact-partner__title {
  margin: 0 0 12px;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--paper);
}

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

.page-contact .contact-partner__list li {
  position: relative;
  padding-left: 18px;
  font-size: 0.86rem;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .contact-partner__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-contact .contact-partner__list strong {
  color: var(--paper);
  font-weight: 600;
}

.page-contact .contact-partner__foot {
  margin: 14px 0 0;
  font-size: 0.84rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .contact-partner__mail {
  font-family: var(--font-mono);
  color: var(--cyan);
  word-break: break-all;
}

/* ---------- 服务时段 ---------- */
.page-contact .contact-hours {
  margin: clamp(16px, 2.6vw, 24px) 0 0;
  padding: 0;
  display: grid;
}

.page-contact .contact-hours > div {
  display: grid;
  gap: 5px;
  padding: 13px 0;
  border-top: 1px solid var(--contact-line-soft);
}

@media (min-width: 640px) {
  .page-contact .contact-hours > div {
    grid-template-columns: minmax(0, 132px) minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}

.page-contact .contact-hours dt {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-contact .contact-hours dd {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.75;
  color: var(--paper);
}

/* ---------- 到访与邮寄 ---------- */
.page-contact .contact-visit__address {
  margin: clamp(16px, 2.6vw, 22px) 0 12px;
  padding: 14px 16px;
  border-left: 3px solid var(--orange);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(255, 122, 47, 0.08);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--paper);
}

.page-contact .contact-visit__note {
  margin: 14px 0 0;
  font-size: 0.85rem;
  line-height: 1.78;
  color: var(--mist);
}

/* ---------- 延伸入口 ---------- */
.page-contact .contact-more {
  margin-top: clamp(26px, 4vw, 42px);
  padding-top: clamp(20px, 3vw, 30px);
  border-top: 1px solid var(--line);
}

.page-contact .contact-more__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.14rem, 2vw, 1.4rem);
  color: var(--paper);
}

.page-contact .contact-more__lead {
  margin: 8px 0 0;
  font-size: 0.86rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .contact-more__list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

@media (min-width: 760px) {
  .page-contact .contact-more__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-contact .contact-more__link {
  display: block;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--paper);
  font-size: 0.85rem;
  line-height: 1.65;
  text-decoration: none;
  transition: border-color 160ms var(--ease), color 160ms var(--ease), transform 160ms var(--ease);
}

.page-contact .contact-more__link:hover,
.page-contact .contact-more__link:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translateX(2px);
}

/* ---------- 窄屏收口 ---------- */
@media (max-width: 639px) {
  .page-contact .contact-hero__title {
    transform: none;
  }

  .page-contact .contact-stat {
    padding-right: 14px;
    margin-right: 14px;
  }

  .page-contact .contact-hero__stats {
    gap: 10px 0;
  }

  .page-contact .contact-stat__label {
    font-size: 0.68rem;
  }

  .page-contact .contact-figure {
    aspect-ratio: 4 / 3;
  }

  .page-contact .contact-more__link {
    padding: 11px 12px;
  }
}