.page-contact {
  --cc-line: rgba(141, 162, 184, 0.18);
  --cc-line-strong: rgba(45, 226, 230, 0.34);
  --cc-radius: 18px;
  padding-bottom: clamp(56px, 9vw, 104px);
  background:
    radial-gradient(900px 460px at 92% -8%, rgba(45, 226, 230, 0.10), transparent 62%),
    radial-gradient(720px 380px at 2% 10%, rgba(255, 107, 44, 0.08), transparent 60%),
    var(--bg-abyss);
  color: var(--cloud-white);
  font-family: var(--font-sans);
  overflow-x: clip;
}

.page-contact .content-container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

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

.page-contact a:hover,
.page-contact a:focus-visible {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .breadcrumbs {
  padding: 22px 0 6px;
}

.page-contact .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--fog-blue);
}

.page-contact .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  margin-right: 8px;
  color: var(--fog-blue);
  opacity: 0.55;
}

.page-contact .breadcrumb-item[aria-current="page"] {
  color: var(--cloud-white);
}

.page-contact .section {
  margin-top: clamp(46px, 7vw, 82px);
}

.page-contact .eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fog-blue);
}

.page-contact .eyebrow .mono-index {
  color: var(--lava);
  letter-spacing: 0.14em;
}

.page-contact .display-title {
  margin: 0 0 14px;
  font-size: clamp(24px, 4.2vw, 34px);
  line-height: 1.28;
  letter-spacing: 0.02em;
  color: var(--cloud-white);
}

.page-contact .lede {
  margin: 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(232, 241, 248, 0.82);
}

/* ---------- 首屏 ---------- */
.page-contact .cc-intro {
  display: grid;
  gap: 22px;
  padding-top: clamp(14px, 3vw, 28px);
}

.page-contact .cc-intro__main h1 {
  margin: 8px 0 16px;
  font-size: clamp(30px, 5.6vw, 50px);
  line-height: 1.16;
  letter-spacing: 0.01em;
  color: var(--cloud-white);
}

.page-contact .cc-intro__link {
  margin: 18px 0 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.05em;
}

.page-contact .cc-intro__rail {
  align-self: start;
  display: grid;
  gap: 10px;
  padding: 18px 20px;
  border: 1px solid var(--cc-line);
  border-left: 2px solid var(--electric);
  border-radius: var(--radius-md);
  background: linear-gradient(160deg, rgba(19, 43, 58, 0.72), rgba(13, 27, 46, 0.52));
  backdrop-filter: blur(6px);
}

.page-contact .cc-rail-line {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--fog-blue);
}

.page-contact .cc-rail-line strong {
  color: var(--cloud-white);
  font-size: 15px;
}

.page-contact .status-dot {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--signal-green);
  box-shadow: 0 0 0 3px rgba(124, 255, 107, 0.16);
}

/* ---------- 联系渠道 ---------- */
.page-contact .cc-channels__grid {
  display: grid;
  gap: 18px;
  margin-top: 24px;
}

.page-contact .cc-channels__stack,
.page-contact .cc-channels__side {
  display: grid;
  gap: 16px;
  min-width: 0;
}

.page-contact .cc-channel-card {
  position: relative;
  padding: 22px 20px;
  border: 1px solid var(--cc-line);
  border-radius: var(--radius-lg);
  background: var(--bg-panel);
  overflow: hidden;
}

.page-contact .cc-channel-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
}

.page-contact .cc-channel-card--mail::before {
  background: var(--lava);
}

.page-contact .cc-channel-card--phone::before {
  background: var(--electric);
}

.page-contact .cc-channel-label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fog-blue);
}

.page-contact .cc-channel-value {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: clamp(15px, 3.9vw, 21px);
  letter-spacing: 0.02em;
  line-height: 1.4;
  color: var(--cloud-white);
  overflow-wrap: anywhere;
}

.page-contact .cc-channel-card--phone .cc-channel-value {
  font-size: clamp(27px, 7.6vw, 40px);
  letter-spacing: 0.05em;
  color: var(--electric);
}

.page-contact .cc-channel-note {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--fog-blue);
}

.page-contact .cc-address-card {
  padding: 22px 20px;
  border: 1px solid rgba(108, 92, 231, 0.34);
  border-radius: var(--radius-lg);
  background: linear-gradient(150deg, rgba(108, 92, 231, 0.16), rgba(13, 27, 46, 0.92));
}

.page-contact .cc-visit__address {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: clamp(15px, 3.6vw, 19px);
  letter-spacing: 0.03em;
  line-height: 1.5;
  color: var(--cloud-white);
}

.page-contact .cc-map {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--cc-line);
  border-radius: var(--radius-md);
  background: rgba(7, 17, 31, 0.62);
}

.page-contact .cc-map-path {
  fill: none;
  stroke: var(--electric);
  stroke-width: 1.5;
  stroke-dasharray: 5 6;
  opacity: 0.72;
}

.page-contact .cc-map-node--lava {
  fill: var(--lava);
}

.page-contact .cc-map-node--cyan {
  fill: var(--electric);
}

.page-contact .cc-map-node--mint {
  fill: var(--signal-green);
}

.page-contact .cc-map-label {
  fill: var(--fog-blue);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.16em;
}

.page-contact .media-frame {
  margin: 0;
  border: 1px solid var(--cc-line);
  border-radius: var(--radius-lg);
  background: var(--bg-panel);
  overflow: hidden;
}

.page-contact .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .media-caption {
  padding: 10px 16px 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  line-height: 1.6;
  color: var(--fog-blue);
}

.page-contact .cc-channels__media {
  margin-top: 18px;
}

/* ---------- 准备清单 ---------- */
.page-contact .cc-checklist {
  display: grid;
  gap: 10px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .cc-check {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px 16px;
  border: 1px solid var(--cc-line);
  border-radius: 14px;
  background: rgba(13, 27, 46, 0.82);
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.page-contact .cc-check:hover {
  border-color: var(--cc-line-strong);
}

.page-contact .cc-check input[type="checkbox"] {
  position: relative;
  flex: none;
  width: 18px;
  height: 18px;
  margin: 3px 0 0;
  appearance: none;
  border: 1px solid rgba(45, 226, 230, 0.5);
  border-radius: 5px;
  background: transparent;
  cursor: pointer;
}

.page-contact .cc-check input[type="checkbox"]:checked {
  border-color: var(--signal-green);
  background: rgba(124, 255, 107, 0.16);
}

.page-contact .cc-check input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 5px;
  height: 10px;
  border-right: 2px solid var(--signal-green);
  border-bottom: 2px solid var(--signal-green);
  transform: rotate(42deg);
}

.page-contact .cc-check__text {
  display: grid;
  gap: 5px;
  min-width: 0;
}

.page-contact .cc-check__title {
  font-size: 15px;
  letter-spacing: 0.01em;
  color: var(--cloud-white);
}

.page-contact .cc-check__desc {
  font-size: 13px;
  line-height: 1.68;
  color: var(--fog-blue);
}

.page-contact .cc-prep__note {
  margin: 18px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--lava);
  font-size: 14px;
  line-height: 1.75;
  color: var(--fog-blue);
}

/* ---------- 服务时间 ---------- */
.page-contact .cc-hours__layout {
  display: grid;
  gap: 20px;
  margin-top: 22px;
}

.page-contact .cc-hours__band {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.page-contact .cc-day {
  padding: 14px 12px;
  border: 1px solid var(--cc-line);
  border-radius: 12px;
  background: var(--bg-panel);
}

.page-contact .cc-day__name {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--fog-blue);
}

.page-contact .cc-day__time {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--cloud-white);
}

.page-contact .cc-day.is-on {
  border-color: rgba(255, 107, 44, 0.42);
  background: linear-gradient(180deg, rgba(255, 107, 44, 0.16), rgba(13, 27, 46, 0.92));
}

.page-contact .cc-day.is-on .cc-day__time {
  color: var(--lava);
}

.page-contact .cc-day.is-off .cc-day__time {
  font-size: 11.5px;
  line-height: 1.55;
  color: var(--fog-blue);
}

.page-contact .cc-hours__notes {
  display: grid;
  gap: 12px;
  margin-top: 20px;
  padding: 20px;
  border: 1px solid var(--cc-line);
  border-top: 2px solid var(--electric);
  border-radius: var(--radius-md);
  background: rgba(19, 43, 58, 0.42);
}

.page-contact .cc-hours__notes p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(232, 241, 248, 0.8);
}

/* ---------- 合作与反馈 ---------- */
.page-contact .cc-feedback__grid {
  display: grid;
  gap: 16px;
  margin-top: 22px;
}

.page-contact .cc-feedback-card {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 20px;
  border: 1px solid var(--cc-line);
  border-top: 2px solid var(--feature-violet);
  border-radius: var(--radius-md);
  background: var(--bg-panel);
}

.page-contact .cc-feedback-card h3 {
  margin: 0;
  font-size: 17px;
  letter-spacing: 0.02em;
  color: var(--cloud-white);
}

.page-contact .cc-feedback-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.74;
  color: var(--fog-blue);
}

.page-contact .cc-feedback-card a {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
}

/* ---------- 到访与邮寄 ---------- */
.page-contact .cc-visit__card {
  padding: clamp(22px, 4vw, 38px);
  border: 1px solid var(--cc-line-strong);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(600px 260px at 88% 0%, rgba(45, 226, 230, 0.14), transparent 62%),
    linear-gradient(140deg, rgba(19, 43, 58, 0.7), rgba(13, 27, 46, 0.95) 58%);
}

.page-contact .cc-visit__text {
  margin: 0 0 12px;
  max-width: 66ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(232, 241, 248, 0.8);
}

.page-contact .cc-visit__back {
  margin: 18px 0 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.05em;
}

/* ---------- 返回顶部 ---------- */
.page-contact .to-top {
  position: fixed;
  right: clamp(16px, 4vw, 34px);
  bottom: clamp(16px, 4vw, 34px);
  z-index: 30;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 1px solid var(--cc-line-strong);
  border-radius: var(--radius-pill);
  background: rgba(19, 43, 58, 0.86);
  color: var(--electric);
  cursor: pointer;
  backdrop-filter: blur(8px);
}

.page-contact .to-top:hover,
.page-contact .to-top:focus-visible {
  border-color: var(--lava);
  color: var(--lava);
}

.page-contact .to-top-icon {
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-contact .cc-checklist {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

@media (min-width: 900px) {
  .page-contact .cc-intro {
    grid-template-columns: minmax(0, 1.55fr) minmax(250px, 0.7fr);
    align-items: start;
    gap: 32px;
  }

  .page-contact .cc-channels__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }

  .page-contact .cc-hours__layout {
    grid-template-columns: minmax(0, 1.45fr) minmax(230px, 0.55fr);
    align-items: start;
  }

  .page-contact .cc-hours__band {
    grid-template-columns: repeat(7, minmax(0, 1fr));
  }

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

  .page-contact .cc-hours__notes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 1180px) {
  .page-contact .cc-intro {
    padding-top: 34px;
  }

  .page-contact .cc-channel-card {
    padding: 26px 24px;
  }

  .page-contact .cc-channels__media img {
    max-height: 330px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .cc-check,
  .page-contact .to-top {
    transition: none;
  }
}
<<<END>>>