.page-contact {
  --ct-gap: clamp(14px, 2.4vw, 26px);
  padding-bottom: clamp(48px, 7vw, 88px);
  color: var(--ink);
}

.page-contact .ct-crumb {
  padding-top: clamp(14px, 2.4vw, 22px);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  padding: clamp(20px, 3.6vw, 40px) 0 clamp(26px, 4vw, 52px);
  overflow: hidden;
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    repeating-linear-gradient(114deg, rgba(53, 224, 208, .06) 0 1px, transparent 1px 84px),
    radial-gradient(62% 72% at 88% 4%, rgba(255, 106, 26, .16), transparent 68%);
}

.page-contact .ct-hero__inner {
  position: relative;
  display: grid;
  gap: clamp(24px, 4vw, 42px);
  align-items: center;
}

.page-contact .ct-hero__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 6vw, 58px);
  line-height: 1.06;
  letter-spacing: -.02em;
}

.page-contact .ct-hero__lead {
  margin: 16px 0 0;
  max-width: 46ch;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.8;
  color: var(--mist);
}

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

.page-contact .ct-hours__item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 10px 18px;
  border-radius: var(--pill);
  border: 1px solid var(--line);
  background: rgba(24, 35, 53, .58);
}

.page-contact .ct-hours__k {
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--mist);
}

.page-contact .ct-hours__v {
  font-size: 13.5px;
  color: var(--cyan);
}

.page-contact .ct-hero__visual {
  position: relative;
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--console);
  aspect-ratio: 4 / 3;
}

.page-contact .ct-hero__img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(.92) contrast(1.06);
}

.page-contact .ct-hero__figcap {
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 12px;
  padding: 8px 14px;
  border-radius: var(--pill);
  border: 1px solid var(--line);
  background: rgba(7, 11, 20, .74);
  font-size: 12px;
  color: var(--ink);
}

/* ---------- 联系路径 ---------- */
.page-contact .ct-channels {
  padding: clamp(26px, 4.6vw, 56px) 0;
}

.page-contact .ct-channels__head {
  max-width: 62ch;
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-contact .ct-channels__grid {
  display: grid;
  gap: var(--ct-gap);
}

.page-contact .ct-side {
  display: grid;
  gap: var(--ct-gap);
  min-width: 0;
}

.page-contact .ct-mail {
  position: relative;
  min-width: 0;
  padding: clamp(22px, 3vw, 36px);
  border-radius: var(--r-lg);
  border: 1px solid rgba(255, 106, 26, .34);
  background:
    linear-gradient(158deg, rgba(255, 106, 26, .17), rgba(255, 106, 26, .02) 58%),
    var(--field);
  overflow: hidden;
}

.page-contact .ct-mail::after {
  content: "";
  position: absolute;
  right: -66px;
  bottom: -88px;
  width: 230px;
  height: 230px;
  border-radius: 50%;
  border: 1px solid rgba(255, 106, 26, .3);
  pointer-events: none;
}

.page-contact .ct-mail__value {
  position: relative;
  margin: 18px 0 0;
  font-family: var(--font-num);
  font-size: clamp(16px, 3.1vw, 27px);
  line-height: 1.35;
  color: var(--ink);
  word-break: break-all;
}

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

.page-contact .copy-btn {
  min-height: 44px;
}

.page-contact .ct-mail__note {
  position: relative;
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px dashed rgba(255, 106, 26, .32);
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .ct-phone {
  padding: clamp(20px, 2.6vw, 28px);
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: var(--field);
}

.page-contact .ct-phone__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--mist);
}

.page-contact .ct-phone__value {
  margin: 8px 0 14px;
  font-size: clamp(22px, 3.4vw, 30px);
  color: var(--ink);
}

.page-contact .ct-phone__meta {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .ct-address {
  padding: clamp(20px, 2.6vw, 28px);
  border-radius: var(--r-md);
  border: 1px dashed var(--line-strong);
  background: rgba(14, 22, 38, .72);
}

.page-contact .ct-address__row {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.page-contact .ct-address__node {
  flex: 0 0 auto;
  width: 14px;
  height: 14px;
  margin-top: 6px;
  border-radius: 50%;
  border: 2px solid var(--cyan);
  background: var(--arena);
  box-shadow: 0 0 0 5px rgba(53, 224, 208, .14);
}

.page-contact .ct-address__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--mist);
}

.page-contact .ct-address__value {
  margin: 6px 0 0;
  font-size: clamp(15px, 1.8vw, 17px);
  line-height: 1.7;
  color: var(--ink);
}

.page-contact .ct-address__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  margin-top: 16px;
  border-radius: var(--r-sm);
  border: 1px solid var(--line);
  object-fit: cover;
}

.page-contact .ct-address__tag {
  margin: 12px 0 0;
  font-size: 12.5px;
  color: var(--flag-y);
}

/* ---------- 自助查阅 ---------- */
.page-contact .ct-self {
  padding: clamp(26px, 4.6vw, 56px) 0;
  border-top: 1px solid var(--line);
}

.page-contact .ct-self__inner {
  display: grid;
  gap: clamp(20px, 3vw, 40px);
  align-items: start;
}

.page-contact .ct-self__intro {
  max-width: 46ch;
}

.page-contact .ct-steps {
  min-width: 0;
}

.page-contact .ct-step {
  margin-bottom: 10px;
  border-radius: var(--r-sm);
  border: 1px solid var(--line);
  background: rgba(24, 35, 53, .55);
  overflow: hidden;
}

.page-contact .ct-step[open] {
  border-color: rgba(53, 224, 208, .34);
  background: rgba(24, 35, 53, .82);
}

.page-contact .ct-step__sum {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 44px;
  padding: 14px 18px;
  cursor: pointer;
  list-style: none;
  font-weight: 700;
  font-size: 15px;
}

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

.page-contact .ct-step__sum::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-num);
  font-size: 18px;
  color: var(--cyan);
}

.page-contact .ct-step[open] .ct-step__sum::after {
  content: "−";
}

.page-contact .ct-step__sum:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -3px;
}

.page-contact .ct-step__idx {
  font-size: 13px;
  color: var(--orange);
}

.page-contact .ct-step__body {
  padding: 0 18px 18px;
  border-top: 1px dashed var(--line);
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .ct-step__body p {
  margin: 14px 0 0;
}

.page-contact .ct-step__linkline a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 208, .4);
}

.page-contact .ct-step__linkline a:hover,
.page-contact .ct-step__linkline a:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

/* ---------- 邮件主题建议 ---------- */
.page-contact .ct-feedback {
  padding: clamp(26px, 4.6vw, 56px) 0;
  border-top: 1px solid var(--line);
}

.page-contact .ct-feedback__head {
  max-width: 60ch;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-contact .ct-feedback__grid {
  display: grid;
  gap: var(--ct-gap);
}

.page-contact .ct-topic {
  padding: clamp(18px, 2.4vw, 26px);
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: var(--field);
}

.page-contact .ct-topic__title {
  margin: 14px 0 0;
  font-size: 16.5px;
  line-height: 1.5;
  color: var(--ink);
}

.page-contact .ct-topic__text {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .ct-topic__subject {
  margin: 16px 0 0;
  padding: 10px 14px;
  border-radius: var(--r-sm);
  border-left: 3px solid var(--orange);
  background: rgba(7, 11, 20, .6);
  font-family: var(--font-num);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--cyan);
  word-break: break-word;
}

.page-contact .ct-note {
  margin: clamp(20px, 3vw, 30px) 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .ct-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 208, .4);
}

.page-contact .ct-note a:hover,
.page-contact .ct-note a:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

/* ---------- 收尾 ---------- */
.page-contact .ct-outro {
  padding: clamp(26px, 4vw, 48px) 0 0;
}

.page-contact .ct-outro__inner {
  display: grid;
  gap: 18px;
  align-items: center;
  padding: clamp(22px, 3vw, 34px);
  border-radius: var(--r-lg);
  border: 1px solid rgba(53, 224, 208, .3);
  border-top: 2px solid var(--cyan);
  background: linear-gradient(150deg, rgba(53, 224, 208, .1), rgba(24, 35, 53, .5) 62%);
}

.page-contact .ct-outro__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 2.8vw, 28px);
  letter-spacing: -.01em;
}

.page-contact .ct-outro__text {
  margin: 10px 0 0;
  max-width: 56ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .ct-outro__inner .btn {
  justify-self: start;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .ct-feedback__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

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

  .page-contact .ct-hero__visual {
    aspect-ratio: 5 / 4;
  }

  .page-contact .ct-channels__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: start;
  }

  .page-contact .ct-self__inner {
    grid-template-columns: minmax(0, .54fr) minmax(0, 1.46fr);
  }

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

  .page-contact .ct-outro__inner .btn {
    justify-self: end;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-step,
  .page-contact .ct-step__sum::after {
    transition: none;
  }
}
<<<PAGE_CSS_END>>>