.page-contact {
  --pc-line: rgba(34, 211, 238, .22);
  --pc-edge-hot: rgba(168, 85, 247, .55);
  --pc-glow: rgba(34, 211, 238, .16);
  color: var(--white);
}

.page-contact .contact-hero {
  position: relative;
  padding-top: 6px;
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -60px;
  height: 460px;
  background:
    radial-gradient(58% 68% at 16% 0%, rgba(34, 211, 238, .18), transparent 70%),
    radial-gradient(52% 62% at 88% 14%, rgba(168, 85, 247, .20), transparent 72%);
  pointer-events: none;
}

.page-contact .contact-hero__grid {
  position: relative;
  display: grid;
  gap: 28px;
}

.page-contact .contact-hero__lead {
  margin: 14px 0 0;
  color: var(--silver);
  font-size: 15px;
  line-height: 1.8;
  max-width: 46em;
}

.page-contact h1 {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-size: 32px;
  line-height: 1.16;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.page-contact h1 .hl {
  display: inline-block;
  background: linear-gradient(96deg, var(--mint), var(--cyan) 42%, var(--purple));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* 通道卡片 */
.page-contact .chan-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .chan {
  position: relative;
  display: grid;
  gap: 6px;
  padding: 16px 16px 16px 22px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-m);
  background: linear-gradient(158deg, rgba(20, 26, 46, .88), rgba(30, 27, 75, .42));
  box-shadow: var(--shadow-1);
  transition: border-color .22s ease, box-shadow .22s ease, transform .22s ease;
}

.page-contact .chan::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  bottom: 14px;
  width: 3px;
  border-radius: 2px;
  background: var(--cyan);
  box-shadow: 0 0 12px rgba(34, 211, 238, .55);
}

.page-contact .chan--tel::before {
  background: var(--purple);
  box-shadow: 0 0 12px rgba(168, 85, 247, .55);
}

.page-contact .chan--addr::before {
  background: var(--orange);
  box-shadow: 0 0 12px rgba(251, 146, 60, .45);
}

.page-contact .chan:hover,
.page-contact .chan:focus-within {
  transform: translateY(-2px);
  border-color: var(--pc-edge-hot);
  box-shadow: var(--shadow-2);
}

.page-contact .chan__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--mint);
  text-transform: uppercase;
}

.page-contact .chan__value {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--white);
  letter-spacing: .01em;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.page-contact a.chan__value {
  text-decoration: none;
  background-image: linear-gradient(90deg, var(--cyan), var(--purple));
  background-repeat: no-repeat;
  background-size: 0 2px;
  background-position: 0 100%;
  transition: background-size .26s ease;
}

.page-contact a.chan__value:hover,
.page-contact a.chan__value:focus-visible {
  background-size: 100% 2px;
}

.page-contact .chan__value--addr {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0;
}

.page-contact .chan__note {
  color: var(--silver);
  font-size: 13px;
  line-height: 1.6;
}

.page-contact .quicklinks {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin: 22px 0 0;
  font-size: 13px;
}

.page-contact .quicklinks a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px dashed rgba(34, 211, 238, .45);
  padding-bottom: 2px;
}

.page-contact .quicklinks a:hover,
.page-contact .quicklinks a:focus-visible {
  color: var(--mint);
  border-bottom-style: solid;
  border-bottom-color: var(--mint);
}

/* 首屏右侧 */
.page-contact .contact-hero__side {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-contact .contact-hero__media {
  border: 1px solid var(--pc-line);
  border-radius: var(--radius-l);
  overflow: hidden;
  box-shadow: var(--shadow-2);
}

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

.page-contact .flow {
  padding: 18px 18px 20px;
  border-radius: var(--radius-l);
}

.page-contact .flow__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--silver);
}

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

.page-contact .flow__list li {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 10px;
  align-items: start;
}

.page-contact .flow__list .num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 24px;
  border-radius: var(--radius-s);
  background: rgba(103, 232, 249, .12);
  border: 1px solid rgba(103, 232, 249, .32);
  color: var(--mint);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
}

.page-contact .flow__list strong {
  display: block;
  font-size: 15px;
  color: var(--white);
  margin-bottom: 2px;
}

.page-contact .flow__list p {
  margin: 0;
  color: var(--silver);
  font-size: 13px;
  line-height: 1.65;
}

/* 回复顺序 */
.page-contact .reply {
  padding-top: 8px;
}

.page-contact .reply__grid {
  display: grid;
  gap: 24px;
}

.page-contact .reply__text h2 {
  margin: 10px 0 12px;
  font-family: var(--font-head);
  font-size: 24px;
  line-height: 1.28;
  font-weight: 800;
  letter-spacing: -0.015em;
}

.page-contact .reply__text p {
  margin: 0 0 12px;
  color: var(--silver);
  font-size: 15px;
  line-height: 1.8;
}

.page-contact .reply__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .step {
  position: relative;
  padding: 16px 16px 18px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-m);
  background: linear-gradient(200deg, rgba(30, 27, 75, .55), rgba(11, 15, 26, .55));
  transition: border-color .22s ease, transform .22s ease;
}

.page-contact .step:hover {
  transform: translateY(-2px);
  border-color: var(--pc-line);
}

.page-contact .step__num {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: .04em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(34, 211, 238, .6);
  display: block;
  line-height: 1;
}

.page-contact .step h3 {
  margin: 8px 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
}

.page-contact .step p {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--silver);
}

.page-contact .urgent {
  display: grid;
  gap: 12px;
  margin-top: 24px;
  padding: 20px 18px;
  border-left: 3px solid var(--orange);
  border-radius: var(--radius-m);
  background:
    radial-gradient(70% 140% at 0% 0%, rgba(251, 146, 60, .14), transparent 72%),
    linear-gradient(160deg, rgba(20, 26, 46, .9), rgba(30, 27, 75, .4));
}

.page-contact .urgent .tag {
  justify-self: start;
}

.page-contact .urgent__body h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--white);
}

.page-contact .urgent__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--silver);
}

/* 模板与河北 */
.page-contact .field-notes__title {
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.015em;
}

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

.page-contact .mail,
.page-contact .map {
  padding: 20px 18px 22px;
  border-radius: var(--radius-l);
  display: grid;
  align-content: start;
  gap: 10px;
  transition: border-color .24s ease, box-shadow .24s ease;
}

.page-contact .mail:hover,
.page-contact .map:hover {
  border-color: var(--pc-edge-hot);
  box-shadow: var(--shadow-2);
}

.page-contact .mail__h,
.page-contact .map__h {
  margin: 4px 0 0;
  font-size: 19px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--white);
  letter-spacing: -0.01em;
}

.page-contact .mail__intro,
.page-contact .map__text {
  margin: 0;
  color: var(--silver);
  font-size: 14px;
  line-height: 1.78;
}

.page-contact .mail__parts {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .mail__parts li {
  display: grid;
  grid-template-columns: 30px 1fr;
  gap: 10px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-soft);
}

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

.page-contact .mail__parts .num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--cyan);
  padding-top: 3px;
}

.page-contact .mail__parts h4 {
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
}

.page-contact .mail__parts p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--silver);
}

.page-contact .mail__demo {
  margin-top: 6px;
  border: 1px dashed rgba(34, 211, 238, .38);
  border-radius: var(--radius-m);
  background: rgba(11, 15, 26, .5);
}

.page-contact .mail__demo summary {
  cursor: pointer;
  padding: 12px 14px;
  font-size: 14px;
  font-weight: 700;
  color: var(--mint);
  list-style: none;
}

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

.page-contact .mail__demo summary::before {
  content: "＋ ";
  font-family: var(--font-mono);
  color: var(--purple);
}

.page-contact .mail__demo[open] summary::before {
  content: "－ ";
}

.page-contact .mail__demo summary:focus-visible {
  outline: 2px solid var(--white);
  outline-offset: 2px;
  border-radius: var(--radius-s);
}

.page-contact .mail__demo-body {
  padding: 0 14px 14px;
  display: grid;
  gap: 8px;
}

.page-contact .mail__line {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--white);
  word-break: break-word;
}

.page-contact .mail__line span {
  display: inline-block;
  min-width: 78px;
  margin-right: 8px;
  color: var(--cyan);
}

.page-contact .map__media {
  margin: 6px 0 4px;
  border: 1px solid var(--pc-line);
  border-radius: var(--radius-m);
  overflow: hidden;
}

.page-contact .map__list {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .map__list li {
  display: grid;
  gap: 6px;
  padding-left: 12px;
  border-left: 1px solid rgba(168, 85, 247, .34);
}

.page-contact .map__list .tag {
  justify-self: start;
}

.page-contact .map__list p {
  margin: 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--silver);
}

/* 合作与自查 */
.page-contact .partners__grid {
  display: grid;
  gap: 18px;
}

.page-contact .partners__main,
.page-contact .partners__side {
  padding: 22px 18px 24px;
  border-radius: var(--radius-l);
}

.page-contact .partners__main h2 {
  margin: 10px 0 12px;
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.015em;
}

.page-contact .partners__main p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--silver);
}

.page-contact .tagrow {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .partners__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
}

.page-contact .stat {
  display: grid;
  gap: 2px;
}

.page-contact .stat__num {
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 800;
  line-height: 1.1;
  color: var(--mint);
}

.page-contact .stat__label {
  font-size: 12px;
  line-height: 1.5;
  color: var(--silver);
}

.page-contact .partners__side h3 {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 700;
  color: var(--white);
}

.page-contact .partners__side > p {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--silver);
}

.page-contact .selfcheck {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .selfcheck li {
  display: grid;
  gap: 4px;
  padding: 12px 14px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-m);
  background: rgba(20, 26, 46, .6);
  transition: border-color .22s ease, transform .22s ease;
}

.page-contact .selfcheck li:hover {
  transform: translateY(-2px);
  border-color: var(--pc-line);
}

.page-contact .selfcheck a {
  font-size: 15px;
  font-weight: 700;
  color: var(--cyan);
  text-decoration: none;
}

.page-contact .selfcheck a:hover,
.page-contact .selfcheck a:focus-visible {
  color: var(--mint);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-contact .selfcheck span {
  font-size: 13px;
  line-height: 1.65;
  color: var(--silver);
}

.page-contact .partners__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .03em;
  color: var(--silver);
}

.page-contact .partners__meta a {
  color: var(--silver);
  text-decoration: none;
  border-bottom: 1px solid rgba(148, 163, 184, .4);
}

.page-contact .partners__meta a:hover,
.page-contact .partners__meta a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

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

/* 平板与桌面 */
@media (min-width: 720px) {
  .page-contact h1 {
    font-size: 40px;
  }

  .page-contact .contact-hero__lead {
    font-size: 16px;
  }

  .page-contact .chan__value,
  .page-contact .chan__value--addr {
    font-size: 16px;
  }

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

  .page-contact .urgent {
    grid-template-columns: auto 1fr;
    align-items: start;
    gap: 16px;
  }

  .page-contact .partners__stats {
    gap: 16px;
  }
}

@media (min-width: 940px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: 1.12fr .88fr;
    gap: 36px;
    align-items: start;
  }

  .page-contact h1 {
    font-size: 46px;
  }

  .page-contact .reply__grid {
    grid-template-columns: 1.05fr .95fr;
    gap: 32px;
    align-items: start;
  }

  .page-contact .reply__text h2 {
    font-size: 28px;
  }

  .page-contact .cols {
    grid-template-columns: 1.06fr .94fr;
    gap: 24px;
    align-items: start;
  }

  .page-contact .partners__grid {
    grid-template-columns: 1.18fr .82fr;
    gap: 24px;
    align-items: start;
  }

  .page-contact .field-notes__title {
    font-size: 26px;
  }

  .page-contact .mail,
  .page-contact .map,
  .page-contact .partners__main,
  .page-contact .partners__side {
    padding: 26px 24px 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .chan,
  .page-contact .step,
  .page-contact .selfcheck li,
  .page-contact a.chan__value {
    transition: none;
  }

  .page-contact .chan:hover,
  .page-contact .chan:focus-within,
  .page-contact .step:hover,
  .page-contact .selfcheck li:hover {
    transform: none;
  }
}
<<<