.page-contact {
  --contact-card-pad: 28px;
  padding-bottom: 56px;
}

.page-contact .crumbs {
  margin-top: 22px;
}

/* ---------- 首屏 ---------- */

.page-contact .section {
  padding-block: 48px;
}

.page-contact .contact-hero-section {
  padding-block: 26px 40px;
}

.page-contact .contact-hero {
  display: grid;
  gap: 32px;
  min-width: 0;
}

.page-contact .contact-hero__text {
  min-width: 0;
}

.page-contact .contact-hero__eyebrow {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--turf);
}

.page-contact .contact-hero h1 {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-size: clamp(30px, 7.2vw, 56px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--ink-blue);
}

.page-contact .lead {
  margin: 0;
  max-width: 36em;
  font-size: 17px;
  line-height: 1.78;
  color: var(--note);
}

/* ---------- 大号联系卡 ---------- */

.page-contact .contact-card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--ink-blue);
  color: var(--chalk);
  padding: var(--contact-card-pad);
  min-width: 0;
}

.page-contact .contact-card__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
  pointer-events: none;
}

.page-contact .contact-card::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(165deg, rgba(11, 31, 51, 0.32) 0%, rgba(11, 31, 51, 0.92) 76%);
}

.page-contact .contact-card__inner {
  position: relative;
  z-index: 2;
  min-width: 0;
}

.page-contact .contact-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 26px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(20, 224, 200, 0.32);
}

.page-contact .contact-card__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--chalk);
}

.page-contact .locate-mark {
  flex: none;
  color: var(--cyan);
  opacity: 0.85;
}

.page-contact .contact-row {
  padding-left: 14px;
  border-left: 3px solid var(--cyan);
  margin-bottom: 24px;
  min-width: 0;
}

.page-contact .contact-row:last-child {
  margin-bottom: 0;
}

.page-contact .contact-row__label {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-contact .contact-row__value {
  display: inline-block;
  max-width: 100%;
  font-family: var(--font-mono);
  font-size: clamp(17px, 4.6vw, 30px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--chalk);
  text-decoration: none;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .contact-row__value--small {
  font-size: clamp(16px, 3.6vw, 21px);
  line-height: 1.6;
  font-weight: 500;
}

.page-contact a.contact-row__value {
  border-bottom: 2px solid rgba(255, 201, 60, 0.4);
  transition: color var(--base) var(--ease), border-color var(--base) var(--ease);
}

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

.page-contact .contact-row__note {
  display: block;
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.68;
  color: rgba(247, 250, 248, 0.74);
}

/* ---------- 章节标题块 ---------- */

.page-contact .block-head {
  display: grid;
  gap: 12px;
  margin-bottom: 28px;
}

.page-contact .block-head h2 {
  margin: 0;
  max-width: 24em;
  font-family: var(--font-display);
  font-size: clamp(24px, 4.8vw, 40px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--ink-blue);
}

.page-contact .block-head p {
  margin: 0;
  max-width: 42em;
  font-size: 16.5px;
  line-height: 1.78;
  color: var(--note);
}

.page-contact .block-head p a {
  color: var(--turf-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 四条通道 ---------- */

.page-contact .channel-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .channel {
  min-width: 0;
  background: var(--chalk);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--base) var(--ease), box-shadow var(--base) var(--ease);
}

.page-contact .channel:hover {
  border-color: rgba(18, 138, 75, 0.42);
}

.page-contact .channel:has([aria-expanded="true"]) {
  border-color: var(--turf);
  box-shadow: 0 16px 36px -28px rgba(11, 31, 51, 0.7);
}

.page-contact .channel__trigger {
  width: 100%;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 6px 10px;
  padding: 18px 16px;
  margin: 0;
  border: 0;
  border-left: 4px solid transparent;
  background: transparent;
  font: inherit;
  text-align: left;
  cursor: pointer;
  color: inherit;
  transition: background var(--fast) var(--ease), border-left-color var(--fast) var(--ease);
}

.page-contact .channel__trigger:hover {
  background: rgba(18, 138, 75, 0.06);
}

.page-contact .channel__trigger[aria-expanded="true"] {
  border-left-color: var(--turf);
  background: rgba(18, 138, 75, 0.08);
}

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

.page-contact .channel__index {
  grid-column: 1;
  grid-row: 1;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--turf);
}

.page-contact .channel__title {
  grid-column: 2;
  grid-row: 1;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ink-blue);
}

.page-contact .disclosure__icon {
  grid-column: 3;
  grid-row: 1;
  justify-self: end;
  color: var(--turf);
}

.page-contact .channel__desc {
  grid-column: 2 / -1;
  grid-row: 2;
  font-size: 13.5px;
  line-height: 1.62;
  color: var(--note);
}

.page-contact .channel__panel {
  padding: 16px 16px 20px;
  border-top: 1px dashed var(--line);
}

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

.page-contact .check-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-blue);
}

.page-contact .check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 7px;
  border: 2px solid var(--turf);
  border-radius: 50%;
}

.page-contact .panel-note {
  margin: 16px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--note);
}

.page-contact .panel-note a {
  color: var(--turf-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 咨询前准备 ---------- */

.page-contact .prep-grid {
  display: grid;
  gap: 32px;
  align-items: center;
  min-width: 0;
}

.page-contact .prep-grid__text {
  min-width: 0;
}

.page-contact .prep-list {
  margin: 0;
  display: grid;
  gap: 22px;
}

.page-contact .prep-item {
  padding-left: 18px;
  border-left: 3px solid var(--line);
}

.page-contact .prep-item dt {
  margin-bottom: 6px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--turf-deep);
}

.page-contact .prep-item dd {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--ink-blue);
}

.page-contact .prep-media {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
}

.page-contact .prep-media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: var(--radius);
}

/* ---------- 处理流程时间轴 ---------- */

.page-contact .reply-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .reply-step {
  position: relative;
  padding: 0 0 30px 32px;
  border-left: 2px solid var(--line);
}

.page-contact .reply-step:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-contact .reply-step::before {
  content: "";
  position: absolute;
  left: -8px;
  top: 3px;
  width: 12px;
  height: 12px;
  border: 3px solid var(--turf);
  border-radius: 50%;
  background: var(--chalk);
}

.page-contact .reply-step__meta {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--turf);
}

.page-contact .reply-step__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ink-blue);
}

.page-contact .reply-step p {
  margin: 0;
  max-width: 48em;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--note);
}

/* ---------- 起草模板 ---------- */

.page-contact .draft-grid {
  display: grid;
  gap: 28px;
  align-items: start;
  min-width: 0;
}

.page-contact .draft-grid__text {
  min-width: 0;
}

.page-contact .draft-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--ink-blue);
  color: var(--chalk);
  padding: 26px 22px;
}

.page-contact .draft-card::before {
  content: "";
  position: absolute;
  top: -70px;
  right: -70px;
  width: 200px;
  height: 200px;
  border: 2px dashed rgba(20, 224, 200, 0.28);
  border-radius: 50%;
  pointer-events: none;
}

.page-contact .draft-card__title {
  position: relative;
  z-index: 1;
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--whistle);
}

.page-contact .draft-fields {
  position: relative;
  z-index: 1;
  margin: 0;
  display: grid;
  gap: 14px;
}

.page-contact .draft-fields > div {
  display: grid;
  grid-template-columns: minmax(0, 7.5em) minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(247, 250, 248, 0.14);
}

.page-contact .draft-fields > div:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .draft-fields dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-contact .draft-fields dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.62;
  color: var(--chalk);
  overflow-wrap: anywhere;
}

/* ---------- 断点 ---------- */

@media (min-width: 700px) {
  .page-contact {
    --contact-card-pad: 40px;
  }

  .page-contact .contact-hero-section {
    padding-block: 36px 56px;
  }

  .page-contact .section {
    padding-block: 64px;
  }

  .page-contact .draft-card {
    padding: 34px 32px;
  }

  .page-contact .channel__trigger {
    padding: 20px 20px;
  }

  .page-contact .channel__panel {
    padding: 18px 20px 24px;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.42fr);
    gap: 56px;
    align-items: center;
  }

  .page-contact .prep-grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    gap: 56px;
  }

  .page-contact .draft-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: 56px;
  }

  .page-contact .channel-grid {
    grid-template-columns: 1.3fr 1fr;
    gap: 16px;
  }

  .page-contact .reply-steps {
    padding-left: 8px;
  }
}

@media (min-width: 1080px) {
  .page-contact .channel-grid {
    grid-template-columns: 1.35fr 1fr 1.15fr 0.9fr;
    align-items: start;
  }

  .page-contact .reply-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 56px;
  }

  .page-contact .reply-step {
    padding-bottom: 34px;
  }

  .page-contact .reply-step:nth-child(odd) {
    padding-right: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel,
  .page-contact .channel__trigger,
  .page-contact a.contact-row__value {
    transition: none;
  }
}
<<<END>>>