.page-contact {
  --ct-line: rgba(143, 168, 156, 0.26);
  --ct-line-strong: rgba(143, 168, 156, 0.45);
  --ct-panel: rgba(15, 59, 50, 0.5);
  --ct-panel-strong: rgba(15, 59, 50, 0.78);
  --ct-ink-on-paper: #101513;
  display: block;
}

.page-contact .ct-wrap {
  padding-top: 20px;
  padding-bottom: 80px;
}

.page-contact a:focus-visible,
.page-contact button:focus-visible,
.page-contact summary:focus-visible {
  outline: 2px solid var(--su-ember);
  outline-offset: 3px;
}

/* ---------- 首屏拼贴 ---------- */
.page-contact .ct-hero {
  display: grid;
  gap: 26px;
  padding: 26px 0 4px;
}

.page-contact .ct-hero__title {
  margin: 12px 0 0;
  font-family: var(--su-font-display);
  font-weight: 800;
  font-size: clamp(38px, 9.2vw, 68px);
  line-height: 1.02;
  letter-spacing: 0.01em;
  color: var(--su-white);
}

.page-contact .ct-hero__lead {
  margin: 16px 0 0;
  color: rgba(255, 249, 238, 0.82);
  max-width: 56ch;
}

.page-contact .ct-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-contact .ct-hero__note {
  margin: 16px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--su-lime);
  font-size: 14px;
  line-height: 1.6;
  color: var(--su-mist);
  max-width: 46ch;
}

.page-contact .ct-hero__visual {
  position: relative;
}

.page-contact .ct-hero__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border: 1px solid var(--ct-line);
  border-radius: var(--su-radius);
  object-fit: cover;
}

.page-contact .ct-hero__legend {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px 16px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  font-family: var(--su-font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--su-mist);
}

.page-contact .ct-hero__legend li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-contact .ct-dot {
  width: 8px;
  height: 8px;
  flex: none;
  border-radius: 1px;
}

.page-contact .ct-dot--lime { background: var(--su-lime); }
.page-contact .ct-dot--paper { background: var(--su-paper); }
.page-contact .ct-dot--ember { background: var(--su-ember); }
.page-contact .ct-dot--mist { background: var(--su-mist); }

/* ---------- 区块标题 ---------- */
.page-contact .ct-sec-head {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 22px;
}

.page-contact .ct-sec-head__note {
  margin: 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.65;
  color: var(--su-mist);
}

/* ---------- 联系入口拼贴 ---------- */
.page-contact .ct-lanes__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-contact .ct-lane {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px;
  border: 1px solid var(--ct-line);
  border-radius: var(--su-radius);
  background: var(--ct-panel);
  transition: transform 0.2s var(--su-ease), border-color 0.2s var(--su-ease);
}

.page-contact .ct-lane__label {
  margin: 0;
  font-family: var(--su-font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--su-mist);
}

.page-contact .ct-lane__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--su-mist);
}

.page-contact .ct-lane__big {
  margin: 0;
  font-family: var(--su-font-mono);
  font-size: clamp(15px, 4vw, 20px);
  line-height: 1.35;
  word-break: break-all;
  color: var(--su-white);
}

.page-contact .ct-lane--mail {
  border-color: rgba(199, 255, 63, 0.45);
  background: linear-gradient(158deg, rgba(199, 255, 63, 0.16), var(--ct-panel-strong) 62%);
}

.page-contact .ct-lane--mail .ct-lane__big {
  color: var(--su-lime);
  font-size: clamp(14px, 3.6vw, 19px);
}

.page-contact .ct-lane--mail .ct-lane__desc {
  color: rgba(255, 249, 238, 0.78);
}

.page-contact .ct-lane--mail .su-btn {
  align-self: flex-start;
  margin-top: 4px;
}

.page-contact .ct-lane--phone {
  background: var(--su-paper);
  border-color: transparent;
}

.page-contact .ct-lane--phone .ct-lane__label {
  color: rgba(16, 21, 19, 0.6);
}

.page-contact .ct-lane--phone .ct-lane__desc {
  color: rgba(16, 21, 19, 0.72);
}

.page-contact .ct-lane__tel {
  font-family: var(--su-font-display);
  font-weight: 800;
  font-size: clamp(28px, 7vw, 38px);
  letter-spacing: 0.01em;
  color: var(--ct-ink-on-paper);
  text-decoration: none;
  border-bottom: 3px solid var(--su-lime);
}

.page-contact .ct-lane__tel:hover {
  color: var(--su-teal);
}

.page-contact .ct-lane--addr {
  background: var(--su-coal);
  border-color: var(--ct-line-strong);
}

.page-contact .ct-lane__addr {
  margin: 0;
  font-size: 17px;
  line-height: 1.6;
  font-weight: 600;
  color: var(--su-paper);
}

.page-contact .ct-lane--hours {
  border-left: 3px solid var(--su-ember);
}

.page-contact .ct-lane__hours {
  margin: 0;
  font-family: var(--su-font-display);
  font-weight: 800;
  font-size: clamp(30px, 8vw, 42px);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--su-white);
}

.page-contact .ct-lane__hours span {
  color: var(--su-ember);
  padding: 0 2px;
}

/* ---------- 反馈类型分流 ---------- */
.page-contact .ct-routes__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-contact .ct-route {
  border: 1px solid var(--ct-line);
  border-radius: var(--su-radius);
  background: rgba(10, 31, 26, 0.62);
  transition: transform 0.2s var(--su-ease), border-color 0.2s var(--su-ease), background-color 0.2s var(--su-ease);
}

.page-contact .ct-route[open] {
  background: var(--ct-panel-strong);
  border-color: rgba(199, 255, 63, 0.42);
}

.page-contact .ct-route__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 18px;
  cursor: pointer;
  list-style: none;
}

.page-contact .ct-route__head::-webkit-details-marker {
  display: none;
}

.page-contact .ct-route__num {
  font-family: var(--su-font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--su-lime);
}

.page-contact .ct-route__name {
  font-family: var(--su-font-display);
  font-weight: 700;
  font-size: 20px;
  line-height: 1.2;
  color: var(--su-white);
}

.page-contact .ct-route__cue {
  font-family: var(--su-font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--su-mist);
  white-space: nowrap;
}

.page-contact .ct-route[open] .ct-route__cue {
  color: var(--su-ember);
}

.page-contact .ct-route__body {
  padding: 0 18px 20px;
}

.page-contact .ct-route__body p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(255, 249, 238, 0.8);
}

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

.page-contact .ct-route__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--su-mist);
}

.page-contact .ct-route__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  background: var(--su-lime);
  border-radius: 1px;
}

/* ---------- 反馈前准备 ---------- */
.page-contact .ct-prep__panel {
  display: grid;
  gap: 26px;
  padding: 26px 22px;
  border-radius: var(--su-radius);
  background: var(--su-paper);
  color: var(--ct-ink-on-paper);
  box-shadow: 0 18px 40px rgba(5, 8, 7, 0.35);
}

.page-contact .ct-prep__eyebrow {
  color: var(--su-teal);
}

.page-contact .ct-prep__title {
  margin: 8px 0 18px;
  color: var(--ct-ink-on-paper);
}

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

.page-contact .ct-prep__list li {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 12px;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(16, 21, 19, 0.82);
}

.page-contact .ct-prep__list strong {
  color: var(--ct-ink-on-paper);
}

.page-contact .ct-prep__n {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  font-family: var(--su-font-mono);
  font-size: 13px;
  color: var(--ct-ink-on-paper);
  background: var(--su-lime);
  border-radius: 2px;
}

.page-contact .ct-prep__side {
  padding: 18px;
  border-radius: var(--su-radius);
  background: var(--su-lime-soft);
  border-left: 3px solid var(--su-teal);
}

.page-contact .ct-prep__side-label {
  margin: 0;
  font-family: var(--su-font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--su-teal);
}

.page-contact .ct-prep__side-num {
  margin: 8px 0 6px;
  font-family: var(--su-font-display);
  font-weight: 800;
  font-size: clamp(40px, 11vw, 58px);
  line-height: 1;
  color: var(--ct-ink-on-paper);
}

.page-contact .ct-prep__side-num span {
  color: var(--su-teal);
}

.page-contact .ct-prep__side-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: rgba(16, 21, 19, 0.75);
}

/* ---------- 处理流程 ---------- */
.page-contact .ct-flow__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.page-contact .ct-flow__step {
  padding-top: 16px;
  border-top: 2px solid var(--ct-line-strong);
}

.page-contact .ct-flow__num {
  display: block;
  font-family: var(--su-font-display);
  font-weight: 800;
  font-size: 34px;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--su-lime);
}

.page-contact .ct-flow__title {
  margin: 10px 0 8px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--su-white);
}

.page-contact .ct-flow__step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--su-mist);
}

/* ---------- 合作与内容建议 ---------- */
.page-contact .ct-collab__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-contact .ct-collab__card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 22px;
  border-radius: var(--su-radius);
}

.page-contact .ct-collab__card--paper {
  background: var(--su-paper);
  color: var(--ct-ink-on-paper);
}

.page-contact .ct-collab__card--dark {
  background: var(--su-coal);
  border: 1px solid rgba(199, 255, 63, 0.32);
}

.page-contact .ct-collab__kicker {
  margin: 0;
  font-family: var(--su-font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--su-teal);
}

.page-contact .ct-collab__card--dark .ct-collab__kicker {
  color: var(--su-lime);
}

.page-contact .ct-collab__title {
  margin: 0;
  font-family: var(--su-font-display);
  font-weight: 700;
  font-size: clamp(21px, 5vw, 26px);
  line-height: 1.2;
  color: var(--ct-ink-on-paper);
}

.page-contact .ct-collab__card--dark .ct-collab__title {
  color: var(--su-white);
}

.page-contact .ct-collab__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(16, 21, 19, 0.8);
}

.page-contact .ct-collab__card--dark .ct-collab__text {
  color: rgba(255, 249, 238, 0.78);
}

.page-contact .ct-collab__link {
  margin-top: auto;
  align-self: flex-start;
  font-family: var(--su-font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
}

/* ---------- 联系地址 ---------- */
.page-contact .ct-place__grid {
  display: grid;
  gap: 24px;
}

.page-contact .ct-place__figure {
  margin: 0;
}

.page-contact .ct-place__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border: 1px solid var(--ct-line);
  border-radius: var(--su-radius);
  object-fit: cover;
}

.page-contact .ct-place__addr {
  margin: 14px 0 0;
  padding-left: 14px;
  border-left: 3px solid var(--su-lime);
  font-size: 19px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--su-white);
}

.page-contact .ct-place__text {
  margin: 14px 0 20px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--su-mist);
  max-width: 54ch;
}

.page-contact .ct-place__dl {
  margin: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--ct-line);
}

.page-contact .ct-place__row {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--ct-line);
}

.page-contact .ct-place__row dt {
  font-family: var(--su-font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--su-mist);
}

.page-contact .ct-place__row dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--su-paper);
  word-break: break-word;
}

.page-contact .ct-place__tel {
  color: var(--su-lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(199, 255, 63, 0.5);
}

/* ---------- 延伸入口 ---------- */
.page-contact .ct-next__list {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  border-top: 1px solid var(--ct-line);
}

.page-contact .ct-next__link {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--ct-line);
  text-decoration: none;
  transition: transform 0.2s var(--su-ease);
}

.page-contact .ct-next__k {
  font-family: var(--su-font-display);
  font-weight: 700;
  font-size: 19px;
  color: var(--su-white);
}

.page-contact .ct-next__d {
  font-size: 13px;
  line-height: 1.6;
  color: var(--su-mist);
}

.page-contact .ct-next__link:hover .ct-next__k,
.page-contact .ct-next__link:focus-visible .ct-next__k {
  color: var(--su-lime);
}

.page-contact .ct-next__link:hover {
  transform: translateX(4px);
}

/* ---------- 平板 ---------- */
@media (min-width: 680px) {
  .page-contact .ct-lanes__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-contact .ct-flow__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }

  .page-contact .ct-next__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 28px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 920px) {
  .page-contact .ct-wrap {
    padding-top: 32px;
    padding-bottom: 104px;
  }

  .page-contact .ct-hero {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: end;
    gap: 48px;
    padding-top: 36px;
  }

  .page-contact .ct-sec-head {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
    gap: 40px;
  }

  .page-contact .ct-sec-head__note {
    text-align: right;
    max-width: 42ch;
  }

  .page-contact .ct-lanes__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    grid-template-areas:
      "mail mail phone phone"
      "mail mail addr hours";
    gap: 16px;
  }

  .page-contact .ct-lane--mail { grid-area: mail; }
  .page-contact .ct-lane--phone { grid-area: phone; }
  .page-contact .ct-lane--addr { grid-area: addr; }
  .page-contact .ct-lane--hours { grid-area: hours; }

  .page-contact .ct-routes__grid {
    grid-template-columns: 1.28fr 1fr 1fr;
    grid-template-areas:
      "a a b"
      "c d b";
    align-items: start;
    gap: 16px;
  }

  .page-contact .ct-route--a { grid-area: a; }
  .page-contact .ct-route--b { grid-area: b; }
  .page-contact .ct-route--c { grid-area: c; }
  .page-contact .ct-route--d { grid-area: d; }

  .page-contact .ct-route__name {
    font-size: 22px;
  }

  .page-contact .ct-prep__panel {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 0.85fr);
    gap: 40px;
    padding: 40px 38px;
    align-items: start;
  }

  .page-contact .ct-flow__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 28px;
  }

  .page-contact .ct-flow__num {
    font-size: 40px;
  }

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

  .page-contact .ct-place__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
    gap: 40px;
  }

  .page-contact .ct-next__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0 24px;
  }

  .page-contact .ct-next__link {
    height: 100%;
    padding: 18px 0 20px;
  }
}

@media (min-width: 1180px) {
  .page-contact .ct-lane {
    padding: 24px;
  }

  .page-contact .ct-route__head {
    padding: 20px 22px;
  }

  .page-contact .ct-route__body {
    padding: 0 22px 22px;
  }
}

/* ---------- 悬停层次 ---------- */
@media (hover: hover) and (pointer: fine) {
  .page-contact .ct-lane:hover {
    transform: translateY(-3px);
    border-color: rgba(199, 255, 63, 0.5);
  }

  .page-contact .ct-lane--phone:hover {
    border-color: transparent;
  }

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

  .page-contact .ct-route[open]:hover {
    border-color: rgba(199, 255, 63, 0.55);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-lane,
  .page-contact .ct-route,
  .page-contact .ct-next__link {
    transition: none;
  }

  .page-contact .ct-lane:hover,
  .page-contact .ct-next__link:hover {
    transform: none;
  }
}
<<<END>>>