.page-contact {
  --c-rule: rgba(36, 66, 88, .26);
  --c-rule-strong: rgba(36, 66, 88, .55);
  --c-shadow: 0 26px 50px -36px rgba(14, 27, 42, .65);
  --c-muted: #3d4c57;
  background: var(--mist);
  color: var(--char);
  overflow-wrap: break-word;
}

.page-contact h1,
.page-contact h2,
.page-contact h3 {
  font-family: var(--font-head);
  letter-spacing: -.01em;
}

.page-contact h3 {
  margin: 0 0 .35rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding: clamp(1.4rem, 4vw, 2.4rem) 0 clamp(2.2rem, 6vw, 3.6rem);
  border-bottom: 1px solid var(--c-rule);
  background-image:
    linear-gradient(var(--c-rule) 1px, transparent 1px),
    linear-gradient(90deg, var(--c-rule) 1px, transparent 1px);
  background-size: 72px 72px;
  background-position: -1px -1px;
}

.page-contact .contact-hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.4rem, 3vw, 2.4rem);
}

.page-contact .contact-hero__eyebrow {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin: 0;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cinnabar);
}

.page-contact .contact-hero__dot {
  width: 7px;
  height: 7px;
  background: var(--copper);
  display: inline-block;
}

.page-contact .contact-hero__lede h1 {
  margin: .7rem 0 .9rem;
  font-size: clamp(1.9rem, 6.4vw, 3.1rem);
  line-height: 1.16;
  font-weight: 800;
  color: var(--ink);
}

.page-contact .contact-hero__text {
  margin: 0;
  max-width: 44ch;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.9;
  color: var(--c-muted);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: 1.5rem;
}

.page-contact .contact-hero__aside {
  background: var(--ink);
  border: 1px solid var(--line);
  box-shadow: var(--c-shadow);
}

.page-contact .contact-hero__figure {
  margin: 0;
}

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

.page-contact .contact-clock {
  padding: 1.1rem 1.2rem 1.3rem;
  border-top: 1px solid var(--line);
}

.page-contact .contact-clock__label {
  margin: 0 0 .4rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .22em;
  color: var(--copper);
}

.page-contact .contact-clock__time {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(1.45rem, 5vw, 1.95rem);
  letter-spacing: .05em;
  color: var(--paper);
}

.page-contact .contact-clock__note {
  margin: .45rem 0 0;
  font-family: var(--font-head);
  font-size: .8rem;
  letter-spacing: .04em;
  color: rgba(231, 234, 234, .72);
}

/* ---------- 联系渠道 ---------- */
.page-contact .contact-channels {
  padding: clamp(2rem, 6vw, 3.4rem) 0;
}

.page-contact .channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.page-contact .channel {
  padding: 1.15rem 1.2rem 1.3rem;
  background: var(--paper);
  border: 1px solid var(--c-rule-strong);
  box-shadow: var(--c-shadow);
  transition: border-color .3s var(--ease);
}

.page-contact .channel:hover {
  border-color: var(--copper);
}

.page-contact .channel__index {
  margin: 0 0 .5rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .2em;
  color: var(--cinnabar);
}

.page-contact .channel__title {
  margin: 0;
  font-size: 1.05rem;
}

.page-contact .channel__value {
  display: inline-block;
  margin: .55rem 0 .7rem;
  padding-bottom: .12rem;
  font-family: var(--font-mono);
  font-size: clamp(.9rem, 2.6vw, 1.02rem);
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--copper);
  word-break: break-all;
  transition: color .3s var(--ease), border-color .3s var(--ease);
}

.page-contact a.channel__value:hover,
.page-contact a.channel__value:focus-visible {
  color: var(--copper);
  border-color: var(--cinnabar);
}

.page-contact .channel__value--plain {
  border-bottom-style: dashed;
  border-bottom-color: var(--c-rule-strong);
}

.page-contact .channel__desc {
  margin: 0;
  font-family: var(--font-body);
  font-size: .93rem;
  line-height: 1.82;
  color: var(--c-muted);
}

.page-contact .channel__meta {
  margin: .9rem 0 0;
  padding-top: .7rem;
  border-top: 1px solid var(--c-rule);
  font-family: var(--font-head);
  font-size: .78rem;
  line-height: 1.6;
  color: var(--ink-2);
}

/* ---------- 工作时间 ---------- */
.page-contact .contact-hours {
  padding: clamp(2rem, 6vw, 3.4rem) 0;
  background: var(--paper);
  border-top: 1px solid var(--c-rule);
  border-bottom: 1px solid var(--c-rule);
}

.page-contact .hours {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.6rem;
}

.page-contact .hours__scale {
  display: flex;
  justify-content: space-between;
  margin: 0 0 .5rem;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .06em;
  color: var(--ink-2);
}

.page-contact .hours__bar {
  position: relative;
  height: 10px;
  border: 1px solid var(--line);
  background-image: repeating-linear-gradient(90deg, var(--c-rule) 0 1px, transparent 1px 22px);
  background-color: var(--mist);
}

.page-contact .hours__bar-fill {
  display: block;
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--copper) 62%, var(--copper-bright));
}

.page-contact .hours__caption {
  margin: .7rem 0 0;
  font-family: var(--font-head);
  font-size: .8rem;
  letter-spacing: .04em;
  color: var(--cinnabar);
}

.page-contact .hours__notes {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .hours__notes li {
  padding: .8rem 0;
  border-top: 1px solid var(--c-rule);
  font-family: var(--font-body);
  font-size: .93rem;
  line-height: 1.82;
  color: var(--c-muted);
}

.page-contact .hours__notes li:last-child {
  border-bottom: 1px solid var(--c-rule);
}

/* ---------- 咨询准备 ---------- */
.page-contact .contact-prep {
  padding: clamp(2rem, 6vw, 3.4rem) 0;
}

.page-contact .prep-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--c-rule-strong);
}

.page-contact .prep-list li {
  display: grid;
  grid-template-columns: 2.3rem minmax(0, 1fr);
  gap: .8rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--c-rule);
}

.page-contact .prep-list__no {
  font-family: var(--font-mono);
  font-size: .82rem;
  line-height: 1.6;
  color: var(--copper);
}

.page-contact .prep-list h3 {
  font-size: .98rem;
}

.page-contact .prep-list p {
  margin: 0;
  font-family: var(--font-body);
  font-size: .92rem;
  line-height: 1.82;
  color: var(--c-muted);
}

/* ---------- 资料获取范围 ---------- */
.page-contact .contact-materials {
  padding: clamp(2rem, 6vw, 3.6rem) 0;
  background: var(--ink);
  color: var(--mist);
}

.page-contact .contact-materials__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.4rem, 3vw, 2.4rem);
  align-items: start;
}

.page-contact .contact-materials__figure {
  margin: 0;
  border: 1px solid var(--line);
}

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

.page-contact .contact-materials__body h2 {
  margin: 0 0 .8rem;
  font-size: clamp(1.35rem, 4vw, 1.9rem);
  line-height: 1.3;
  color: var(--paper);
}

.page-contact .contact-materials__text {
  margin: 0 0 1.2rem;
  max-width: 46ch;
  font-family: var(--font-body);
  font-size: .96rem;
  line-height: 1.88;
  color: rgba(231, 234, 234, .78);
}

.page-contact .materials-list {
  margin: 0 0 1.5rem;
  padding: 0;
  list-style: none;
}

.page-contact .materials-list li {
  display: grid;
  grid-template-columns: 1.9rem minmax(0, 1fr);
  gap: .75rem;
  padding: .85rem 0;
  border-top: 1px solid var(--line);
}

.page-contact .materials-list li:last-child {
  border-bottom: 1px solid var(--line);
}

.page-contact .materials-list__code {
  font-family: var(--font-mono);
  font-size: .78rem;
  line-height: 1.7;
  color: var(--copper-bright);
}

.page-contact .materials-list h3 {
  margin: 0 0 .3rem;
  font-size: .95rem;
  color: var(--paper);
}

.page-contact .materials-list p {
  margin: 0;
  font-family: var(--font-body);
  font-size: .89rem;
  line-height: 1.82;
  color: rgba(231, 234, 234, .72);
}

.page-contact .contact-materials__cta {
  display: inline-block;
}

/* ---------- 合作与反馈 ---------- */
.page-contact .contact-topics {
  padding: clamp(2rem, 6vw, 3.4rem) 0;
}

.page-contact .topics {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--c-rule-strong);
}

.page-contact .topic {
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr);
  gap: .8rem;
  padding: 1.05rem 0;
  border-bottom: 1px solid var(--c-rule);
  transition: background-color .3s var(--ease);
}

.page-contact .topic:hover {
  background: rgba(246, 243, 234, .85);
}

.page-contact .topic__no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .8rem;
  line-height: 1.7;
  color: var(--cinnabar);
}

.page-contact .topic__theme {
  margin: 0 0 .4rem;
  font-family: var(--font-mono);
  font-size: .88rem;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-contact .topic__desc {
  margin: 0;
  font-family: var(--font-body);
  font-size: .92rem;
  line-height: 1.82;
  color: var(--c-muted);
}

/* ---------- 下一步 ---------- */
.page-contact .contact-next {
  padding: 0 0 clamp(2.4rem, 7vw, 4rem);
}

.page-contact .contact-next__title {
  margin: 0 0 1.1rem;
  font-size: clamp(1.2rem, 3.6vw, 1.6rem);
  line-height: 1.35;
  color: var(--ink);
}

.page-contact .next-links {
  display: grid;
  grid-template-columns: 1fr;
  gap: .8rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .next-links a {
  display: block;
  height: 100%;
  padding: 1rem 1.1rem;
  background: var(--paper);
  border: 1px solid var(--c-rule-strong);
  color: var(--ink);
  font-family: var(--font-head);
  font-size: .98rem;
  font-weight: 700;
  text-decoration: none;
  transition: border-color .3s var(--ease), color .3s var(--ease);
}

.page-contact .next-links a:hover,
.page-contact .next-links a:focus-visible {
  border-color: var(--copper);
  color: var(--copper);
}

.page-contact .next-links a span {
  display: block;
  margin-top: .4rem;
  font-family: var(--font-body);
  font-size: .84rem;
  font-weight: 400;
  line-height: 1.7;
  color: var(--c-muted);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .channels {
    grid-template-columns: minmax(0, 1.14fr) minmax(0, .86fr);
    gap: 1.2rem 1.6rem;
    padding-bottom: 1.8rem;
  }

  .page-contact .channel:nth-child(even) {
    margin-top: 1.9rem;
  }

  .page-contact .prep-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 2rem;
  }

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

@media (min-width: 900px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: start;
  }

  .page-contact .hours {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, .6fr);
    gap: 2.4rem;
    align-items: start;
  }

  .page-contact .contact-materials__inner {
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
  }
}

@media (min-width: 1040px) {
  .page-contact .next-links {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .topic {
    grid-template-columns: 3rem minmax(0, 1fr) minmax(0, 1.6fr);
    align-items: start;
    column-gap: 1.6rem;
  }

  .page-contact .topic__body {
    grid-column: 2 / -1;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.6fr);
    column-gap: 1.6rem;
    align-items: baseline;
  }

  .page-contact .topic__theme {
    margin-bottom: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel,
  .page-contact .channel__value,
  .page-contact .topic,
  .page-contact .next-links a {
    transition: none;
  }

  .page-contact .channel:nth-child(even) {
    margin-top: 0;
  }
}
<<<END>>>