.page-contact {
  --ct-gap: clamp(20px, 3vw, 34px);
  --ct-pad: clamp(16px, 2.6vw, 26px);
  background: var(--c-abyss);
  color: var(--c-light);
  font-family: var(--font-sans);
}

.page-contact .contact-crumbs {
  padding: clamp(16px, 3vw, 26px) 0 0;
  font-size: 0.8rem;
  color: var(--c-steel);
}

.page-contact .contact-crumbs a {
  color: var(--c-steel);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

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

.page-contact .contact-crumbs .crumbs__sep {
  margin: 0 8px;
  color: var(--line-strong);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  margin-top: clamp(18px, 3vw, 28px);
  padding: clamp(24px, 4vw, 44px) 0 clamp(30px, 5vw, 56px);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(120% 150% at 84% -20%, rgba(47, 212, 196, 0.12), transparent 56%),
    linear-gradient(180deg, rgba(18, 42, 64, 0.68), rgba(11, 27, 43, 0));
}

.page-contact .contact-hero__index {
  margin: 0 0 14px;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--c-cyan);
}

.page-contact .contact-hero__title {
  margin: 0 0 18px;
  font-size: clamp(2.3rem, 7.2vw, 4.6rem);
  line-height: 1.02;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--c-light);
}

.page-contact .contact-hero__lead {
  max-width: 36em;
  margin: 0;
  font-size: clamp(0.96rem, 2.2vw, 1.06rem);
  line-height: 1.85;
  color: var(--c-mist);
}

.page-contact .contact-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-strip li {
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(18, 42, 64, 0.65);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  color: var(--c-mist);
  max-width: 100%;
  overflow-wrap: anywhere;
}

.page-contact .contact-strip li:first-child {
  border-color: rgba(255, 107, 53, 0.5);
  color: var(--c-amber);
}

/* ---------- 主网格 ---------- */
.page-contact .contact-main {
  padding: clamp(32px, 6vw, 66px) 0 clamp(28px, 5vw, 52px);
}

.page-contact .contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 42px);
}

.page-contact .contact-col-main {
  min-width: 0;
}

.page-contact .contact-kicker {
  display: block;
  margin: 0 0 10px;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--c-steel);
}

.page-contact .contact-section-title {
  margin: 0 0 20px;
  font-size: clamp(1.2rem, 3vw, 1.6rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--c-light);
}

/* 通道卡片 */
.page-contact .contact-card {
  position: relative;
  margin-top: 14px;
  padding: var(--ct-pad);
  background: linear-gradient(160deg, rgba(18, 42, 64, 0.92), rgba(11, 27, 43, 0.92));
  border: 1px solid var(--line);
  border-radius: 0 var(--radius) var(--radius) var(--radius);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
}

.page-contact .contact-card__no {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--c-orange);
}

.page-contact .contact-card__title {
  margin: 8px 0 14px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--c-light);
}

.page-contact .contact-card__list {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-card__list li {
  position: relative;
  padding-left: 18px;
  font-size: 0.93rem;
  line-height: 1.72;
  color: var(--c-mist);
}

.page-contact .contact-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 8px;
  height: 1px;
  background: var(--c-cyan);
}

/* 邮件与电话 */
.page-contact .contact-methods {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(12px, 2vw, 18px);
  margin-top: var(--ct-gap);
}

.page-contact .contact-method {
  min-width: 0;
  padding: var(--ct-pad);
  border: 1px solid var(--line);
  border-left: 2px solid var(--c-cyan);
  border-radius: var(--radius);
  background: rgba(18, 42, 64, 0.5);
}

.page-contact .contact-method--call {
  border-left-color: var(--c-orange);
}

.page-contact .contact-method__no {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--c-steel);
}

.page-contact .contact-method__title {
  margin: 8px 0 14px;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--c-light);
}

.page-contact .contact-value {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: clamp(0.98rem, 2.8vw, 1.22rem);
  letter-spacing: 0.02em;
  line-height: 1.4;
  color: var(--c-light);
  overflow-wrap: anywhere;
  user-select: all;
  -webkit-user-select: all;
}

.page-contact .contact-method__hint {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--c-mist);
}

.page-contact .contact-method__copyhint {
  margin: 12px 0 0;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--c-steel);
}

/* 图片 */
.page-contact .contact-figure {
  margin: clamp(20px, 3vw, 30px) 0 0;
}

.page-contact .contact-figure .figure__media {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--c-navy);
}

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

.page-contact .contact-figure .figure__caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--c-steel);
}

/* ---------- 侧栏 ---------- */
.page-contact .contact-side {
  display: grid;
  gap: clamp(14px, 2.4vw, 20px);
  min-width: 0;
}

.page-contact .contact-panel {
  padding: var(--ct-pad);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(18, 42, 64, 0.55);
}

.page-contact .contact-panel__kicker {
  margin: 0 0 8px;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--c-cyan);
}

.page-contact .contact-panel__title {
  margin: 0 0 14px;
  font-size: clamp(1.02rem, 2.6vw, 1.18rem);
  font-weight: 700;
  color: var(--c-light);
}

.page-contact .contact-panel__text {
  margin: 14px 0 0;
  font-size: 0.88rem;
  line-height: 1.78;
  color: var(--c-mist);
}

/* 服务时间刻度 */
.page-contact .contact-clock {
  outline: none;
}

.page-contact .contact-clock:focus-visible {
  border-color: rgba(47, 212, 196, 0.6);
}

.page-contact .contact-clock__track {
  position: relative;
  height: 10px;
  margin: 4px 0 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(143, 166, 184, 0.12);
}

.page-contact .contact-clock__fill {
  position: absolute;
  top: 2px;
  bottom: 2px;
  left: 2px;
  width: 58%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--c-cyan), var(--c-orange));
  transition: width var(--dur) var(--ease);
}

.page-contact .contact-clock:hover .contact-clock__fill,
.page-contact .contact-clock:focus-within .contact-clock__fill,
.page-contact .contact-clock:focus .contact-clock__fill {
  width: 100%;
}

.page-contact .contact-clock__scale {
  display: flex;
  justify-content: space-between;
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: var(--c-steel);
}

.page-contact .contact-clock__note {
  margin: 12px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--c-amber);
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--c-mist);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .contact-clock:hover .contact-clock__note,
.page-contact .contact-clock:focus .contact-clock__note,
.page-contact .contact-clock:focus-within .contact-clock__note {
  color: var(--c-light);
  border-left-color: var(--c-orange);
}

/* 地址与备案 */
.page-contact .contact-meta {
  display: grid;
  gap: 10px;
  margin: 0;
}

.page-contact .contact-meta__row {
  display: grid;
  grid-template-columns: 4.5em minmax(0, 1fr);
  gap: 10px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--line-soft);
}

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

.page-contact .contact-meta dt {
  font-size: 0.8rem;
  color: var(--c-steel);
}

.page-contact .contact-meta dd {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--c-light);
  overflow-wrap: anywhere;
}

.page-contact .contact-meta dd.mono {
  font-size: 0.82rem;
  letter-spacing: 0.04em;
}

/* 快捷入口 */
.page-contact .contact-quicklist {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-quicklist a {
  display: block;
  padding: 10px 12px;
  border: 1px solid var(--line-soft);
  border-radius: 8px;
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--c-light);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact .contact-quicklist a:hover,
.page-contact .contact-quicklist a:focus-visible {
  border-color: rgba(47, 212, 196, 0.55);
  color: var(--c-cyan);
}

/* ---------- 来信建议 ---------- */
.page-contact .contact-brief {
  padding: clamp(32px, 6vw, 64px) 0;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(232, 223, 210, 0.06), rgba(11, 27, 43, 0));
}

.page-contact .contact-brief__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 40px);
}

.page-contact .contact-brief__lead {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.78;
  color: var(--c-mist);
}

.page-contact .contact-checklist {
  counter-reset: ct;
  display: grid;
  gap: 12px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-checklist li {
  counter-increment: ct;
  position: relative;
  padding: 14px 16px 14px 52px;
  border: 1px solid var(--line-soft);
  border-radius: 8px;
  background: rgba(18, 42, 64, 0.45);
}

.page-contact .contact-checklist li::before {
  content: "0" counter(ct);
  position: absolute;
  left: 16px;
  top: 14px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--c-orange);
}

.page-contact .contact-checklist strong {
  display: block;
  margin-bottom: 6px;
  font-size: 0.94rem;
  font-weight: 700;
  color: var(--c-light);
}

.page-contact .contact-checklist span {
  display: block;
  font-size: 0.87rem;
  line-height: 1.72;
  color: var(--c-mist);
}

.page-contact .contact-details {
  margin-top: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(18, 42, 64, 0.42);
}

.page-contact .contact-details summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  cursor: pointer;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--c-light);
  list-style: none;
}

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

.page-contact .contact-details summary::after {
  content: "＋";
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--c-orange);
}

.page-contact .contact-details[open] summary::after {
  content: "－";
}

.page-contact .contact-details summary:focus-visible {
  outline: 1px solid var(--c-cyan);
  outline-offset: 2px;
}

.page-contact .contact-details__body {
  padding: 0 16px 16px;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--c-mist);
}

.page-contact .contact-details__list {
  display: grid;
  gap: 8px;
  margin: 0 0 12px;
  padding-left: 1.1em;
}

.page-contact .contact-details__body p {
  margin: 0;
}

.page-contact .contact-details__body a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 212, 196, 0.45);
}

.page-contact .contact-details__body a:hover {
  color: var(--c-orange);
  border-bottom-color: var(--c-orange);
}

.page-contact .contact-figure--brief {
  margin-top: 0;
}

/* ---------- 相关入口 ---------- */
.page-contact .contact-more {
  padding: clamp(28px, 5vw, 56px) 0 clamp(38px, 6vw, 72px);
  border-top: 1px solid var(--line);
}

.page-contact .contact-more__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-more__link {
  display: flex;
  flex-direction: column;
  gap: 6px;
  height: 100%;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(18, 42, 64, 0.38);
  color: var(--c-light);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease),
    background-color var(--dur) var(--ease);
}

.page-contact .contact-more__link .mono {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--c-steel);
}

.page-contact .contact-more__link:hover,
.page-contact .contact-more__link:focus-visible {
  border-color: rgba(47, 212, 196, 0.55);
  background: rgba(18, 42, 64, 0.7);
  transform: translateY(-2px);
}

.page-contact .contact-more__label {
  font-size: 0.98rem;
  font-weight: 700;
}

.page-contact .contact-more__desc {
  font-size: 0.84rem;
  line-height: 1.65;
  color: var(--c-mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-contact .contact-methods {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-contact .contact-grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .contact-brief__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
  }

  .page-contact .contact-side {
    position: sticky;
    top: 96px;
  }
}

@media (min-width: 1060px) {
  .page-contact .contact-more__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-more__link,
  .page-contact .contact-clock__fill,
  .page-contact .contact-clock__note {
    transition: none;
  }

  .page-contact .contact-more__link:hover,
  .page-contact .contact-more__link:focus-visible {
    transform: none;
  }
}
<<<END>>>