.page-contact {
  --contact-pad: clamp(44px, 7vw, 88px);
  --contact-card: rgba(12, 35, 64, 0.62);
}

.page-contact .contact-head {
  margin-bottom: clamp(20px, 3.4vw, 34px);
  max-width: 66ch;
}

.page-contact .contact-head .lede {
  margin-top: 10px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(20px, 4vw, 40px) 0 var(--contact-pad);
  background:
    radial-gradient(120% 80% at 6% -12%, rgba(59, 130, 246, 0.24), rgba(6, 22, 43, 0) 62%),
    radial-gradient(90% 70% at 98% 2%, rgba(244, 183, 64, 0.12), rgba(6, 22, 43, 0) 58%);
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-contact .contact-hero__lead .h1 {
  margin-top: 8px;
  font-size: clamp(32px, 7.4vw, 64px);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: -0.015em;
  max-width: 16ch;
}

.page-contact .contact-hero__lead .lede {
  margin-top: 16px;
  max-width: 46ch;
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 28px);
}

.page-contact .contact-plate {
  position: relative;
  padding: clamp(20px, 3.2vw, 30px);
  border-radius: var(--radius-card);
  border: 1px solid var(--line-strong);
  background: linear-gradient(168deg, rgba(12, 35, 64, 0.96), rgba(6, 22, 43, 0.92));
  box-shadow: 0 30px 64px -34px rgba(3, 10, 18, 0.96), inset 0 1px 0 rgba(247, 250, 255, 0.08);
}

.page-contact .contact-plate::after {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid rgba(169, 184, 204, 0.16);
  border-radius: calc(var(--radius-card) - 8px);
  pointer-events: none;
}

.page-contact .contact-plate__row {
  display: grid;
  gap: 6px;
  padding-block: 16px;
  border-top: 1px dashed var(--line);
}

.page-contact .contact-plate__row:first-of-type {
  margin-top: 20px;
}

.page-contact .contact-plate__label {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.page-contact .contact-plate__value {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: clamp(15px, 3.4vw, 19px);
  font-weight: 700;
  color: var(--paper);
  text-decoration: none;
  word-break: break-all;
  border-bottom: 1px dotted rgba(169, 184, 204, 0.45);
  padding-bottom: 2px;
}

.page-contact .contact-plate__value--lg {
  font-size: clamp(30px, 8vw, 46px);
  letter-spacing: 0.02em;
  border-bottom-color: transparent;
  color: var(--flag-white);
}

.page-contact .contact-plate__note {
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .contact-hero__figure {
  margin-top: clamp(24px, 4vw, 38px);
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

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

/* ---------- 支持范围 ---------- */
.page-contact .contact-channels {
  padding-block: var(--contact-pad);
  border-top: 1px solid var(--line);
}

.page-contact .channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(12px, 2.2vw, 18px);
}

.page-contact .channel-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(18px, 2.6vw, 26px);
  border-radius: 18px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--line-strong);
  background: var(--contact-card);
}

.page-contact .channel-card--blue {
  border-top-color: var(--flag-blue);
}

.page-contact .channel-card--yellow {
  border-top-color: var(--flag-yellow);
}

.page-contact .channel-card--green {
  border-top-color: var(--flag-green);
}

.page-contact .channel-card .tag {
  align-self: flex-start;
}

.page-contact .channel-card__title {
  margin: 4px 0 0;
  font-size: 19px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--paper);
}

.page-contact .channel-card__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
  flex: 1;
}

.page-contact .channel-card__link {
  margin-top: 6px;
  font-size: 14px;
  font-weight: 700;
  color: var(--flag-blue);
  text-decoration: none;
  word-break: break-all;
  border-bottom: 1px solid rgba(59, 130, 246, 0.4);
  align-self: flex-start;
  padding-bottom: 2px;
}

.page-contact .channel-card__link:hover {
  color: var(--flag-white);
  border-bottom-color: var(--flag-white);
}

/* ---------- 两个直接渠道 ---------- */
.page-contact .contact-reach {
  padding-block: var(--contact-pad);
  background: linear-gradient(180deg, rgba(3, 10, 18, 0) 0%, rgba(3, 10, 18, 0.36) 100%);
  border-top: 1px solid var(--line);
}

.page-contact .reach-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2.6vw, 20px);
}

.page-contact .reach-card {
  padding: clamp(20px, 3vw, 32px);
  border-radius: var(--radius-card);
  border: 1px solid var(--line-strong);
  background: linear-gradient(155deg, rgba(59, 130, 246, 0.16), rgba(6, 22, 43, 0.56));
}

.page-contact .reach-card--phone {
  background: linear-gradient(155deg, rgba(244, 183, 64, 0.16), rgba(6, 22, 43, 0.56));
}

.page-contact .reach-card .h3 {
  margin: 0;
}

.page-contact .reach-card__value {
  display: block;
  margin: 14px 0 12px;
  font-family: var(--font-mono);
  font-size: clamp(16px, 3.6vw, 24px);
  font-weight: 700;
  color: var(--paper);
  text-decoration: none;
  word-break: break-all;
  line-height: 1.35;
}

.page-contact .reach-card__value--phone {
  font-size: clamp(30px, 8vw, 44px);
  letter-spacing: 0.02em;
}

.page-contact .reach-card__text {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper-soft);
}

.page-contact .reach-card__list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .reach-card__list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .reach-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--flag-blue);
}

.page-contact .reach-card--phone .reach-card__list li::before {
  background: var(--flag-yellow);
}

/* ---------- 地址与备案 ---------- */
.page-contact .contact-addr {
  padding-block: var(--contact-pad);
  border-top: 1px solid var(--line);
}

.page-contact .addr-block {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 28px);
  padding: clamp(22px, 3.6vw, 36px);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-card);
  overflow: hidden;
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(59, 130, 246, 0.18), rgba(6, 22, 43, 0) 62%),
    radial-gradient(70% 100% at 0% 100%, rgba(23, 166, 115, 0.12), rgba(6, 22, 43, 0) 60%),
    rgba(12, 35, 64, 0.5);
}

.page-contact .addr-block__label {
  display: block;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--mist);
  margin-bottom: 8px;
}

.page-contact .addr-block__value {
  margin: 0;
  font-size: clamp(18px, 3.6vw, 26px);
  font-weight: 800;
  line-height: 1.5;
  color: var(--paper);
}

.page-contact .addr-block__item--icp .addr-block__value {
  font-size: clamp(16px, 3.2vw, 21px);
  color: var(--flag-yellow);
}

/* ---------- 反馈清单 ---------- */
.page-contact .contact-feedback {
  padding-block: var(--contact-pad);
  border-top: 1px solid var(--line);
}

.page-contact .contact-feedback__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 42px);
  align-items: start;
}

.page-contact .feedback-list {
  list-style: none;
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 0;
}

.page-contact .feedback-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding-block: 16px;
  border-top: 1px solid var(--line);
}

.page-contact .feedback-list li:first-child {
  border-top: 1px solid var(--line-strong);
}

.page-contact .feedback-list__no {
  font-size: 13px;
  font-weight: 700;
  color: var(--flag-yellow);
  padding-top: 4px;
  letter-spacing: 0.08em;
}

.page-contact .feedback-list__body strong {
  display: block;
  font-size: 16px;
  font-weight: 800;
  color: var(--paper);
  margin-bottom: 4px;
}

.page-contact .feedback-list__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .contact-feedback__figure {
  aspect-ratio: 3 / 2;
  overflow: hidden;
}

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

/* ---------- 处理流程 ---------- */
.page-contact .contact-flow {
  padding-block: var(--contact-pad);
  border-top: 1px solid var(--line);
}

.page-contact .flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(12px, 2vw, 18px);
}

.page-contact .flow__step {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 2.8vw, 28px);
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(12, 35, 64, 0.5);
}

.page-contact .flow__step::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--flag-blue), rgba(59, 130, 246, 0));
}

.page-contact .flow__no {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--flag-blue);
}

.page-contact .flow__title {
  margin: 8px 0 8px;
  font-size: 18px;
  font-weight: 800;
  color: var(--paper);
}

.page-contact .flow__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .contact-help {
  margin-top: clamp(20px, 3.4vw, 34px);
  padding: clamp(20px, 3.2vw, 32px);
  border-radius: var(--radius-card);
  border: 1px dashed var(--line-strong);
  background:
    radial-gradient(120% 100% at 100% 0%, rgba(23, 166, 115, 0.16), rgba(6, 22, 43, 0) 62%),
    rgba(6, 22, 43, 0.6);
}

.page-contact .contact-help__title {
  margin: 0 0 10px;
  font-size: 19px;
  font-weight: 800;
  color: var(--paper);
}

.page-contact .contact-help__text {
  margin: 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .contact-help__links {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .contact-help__links a {
  display: inline-flex;
  align-items: center;
  padding: 9px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line-strong);
  color: var(--paper);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease), color 0.2s var(--ease);
}

.page-contact .contact-help__links a:hover {
  border-color: var(--flag-blue);
  background: rgba(59, 130, 246, 0.18);
  color: var(--flag-white);
}

.page-contact .contact-plate__value:focus-visible,
.page-contact .reach-card__value:focus-visible,
.page-contact .channel-card__link:focus-visible,
.page-contact .contact-help__links a:focus-visible {
  outline: 2px solid var(--flag-blue);
  outline-offset: 3px;
  border-radius: 4px;
}

@media (min-width: 760px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .addr-block {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
    align-items: end;
  }
}

@media (min-width: 860px) {
  .page-contact .reach-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 960px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: clamp(30px, 4vw, 56px);
  }

  .page-contact .contact-feedback__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .page-contact .contact-hero__figure {
    aspect-ratio: 21 / 8;
  }
}
<<<END>>>