.page-contact {
  background: var(--ink-900);
  color: var(--paper-bright);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-contact .contact-crumb {
  padding: 14px 0 0;
}

.page-contact .c-sec {
  position: relative;
  padding: clamp(52px, 8vw, 104px) 0;
}

.page-contact .c-sec--ink {
  background: var(--ink-900);
}

.page-contact .c-sec--deep {
  background: var(--ink-800);
}

.page-contact .c-sec--paper {
  background: var(--paper);
  color: var(--ink-800);
}

.page-contact .c-head {
  display: grid;
  gap: 12px;
  max-width: 60ch;
  margin-bottom: clamp(26px, 4vw, 46px);
}

.page-contact .c-sub {
  margin: 0;
  color: var(--mist);
  font-size: clamp(1rem, 1.5vw, 1.08rem);
  line-height: 1.72;
}

.page-contact .c-sec--paper .c-sub {
  color: rgba(15, 27, 45, 0.72);
}

.page-contact .c-sec--paper .section-title {
  color: var(--ink-800);
}

.page-contact .eyebrow--dark {
  color: rgba(15, 27, 45, 0.58);
}

.page-contact a {
  color: var(--cyan);
}

.page-contact .c-sec--paper a {
  color: #1f5f8a;
}

/* —— 首屏分屏 —— */
.page-contact .contact-hero {
  padding: clamp(28px, 5vw, 56px) 0 clamp(46px, 7vw, 88px);
  background:
    radial-gradient(120% 140% at 84% 10%, rgba(84, 214, 255, 0.16), transparent 58%),
    radial-gradient(90% 120% at 6% 90%, rgba(184, 255, 61, 0.12), transparent 62%),
    var(--ink-900);
}

.page-contact .contact-hero-grid {
  display: grid;
  gap: clamp(28px, 5vw, 54px);
}

.page-contact .contact-hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.2rem, 6vw, 4.1rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 14px 0 0;
  color: var(--paper-bright);
}

.page-contact .contact-hero .lead {
  margin: 18px 0 0;
  color: var(--mist);
  font-size: clamp(1rem, 1.6vw, 1.12rem);
  line-height: 1.75;
}

.page-contact .hero-lines {
  display: grid;
  gap: 16px;
  margin-top: clamp(24px, 4vw, 38px);
}

.page-contact .hero-line {
  display: grid;
  gap: 4px;
  padding-left: 16px;
  border-left: 2px solid var(--lime);
}

.page-contact .hero-line:nth-child(2) {
  border-left-color: var(--cyan);
}

.page-contact .hero-line-label {
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.page-contact .hero-line-value {
  font-family: var(--font-mono);
  font-size: clamp(1.3rem, 3.4vw, 1.85rem);
  color: var(--paper-bright);
  word-break: break-all;
}

.page-contact .hero-line-note {
  font-size: 0.8rem;
  color: rgba(141, 162, 189, 0.92);
}

.page-contact .contact-hero-visual {
  position: relative;
  border-radius: var(--r-xl);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-800);
  box-shadow: 0 40px 90px -60px rgba(84, 214, 255, 0.8);
}

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

/* —— 三条通道 —— */
.page-contact .channel-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--grid-gap);
}

.page-contact .channel-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(165deg, rgba(19, 35, 58, 0.92), rgba(7, 17, 31, 0.94));
  transition: transform var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease);
}

.page-contact .channel-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 184, 77, 0.55);
  box-shadow: 0 20px 44px -28px rgba(255, 184, 77, 0.7);
}

.page-contact .channel-index {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  color: var(--lime);
}

.page-contact .channel-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--paper-bright);
}

.page-contact .channel-card p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.68;
  color: rgba(255, 248, 234, 0.76);
}

.page-contact .channel-value {
  font-family: var(--font-mono);
  font-size: clamp(1.12rem, 2.4vw, 1.42rem);
  color: var(--amber) !important;
  word-break: break-all;
  margin-top: 4px !important;
}

.page-contact .channel-value--mail {
  font-size: clamp(0.92rem, 1.9vw, 1.1rem);
  color: var(--cyan) !important;
}

.page-contact .channel-value--addr {
  font-family: var(--font-body) !important;
  font-size: 1rem !important;
  color: var(--paper-bright) !important;
  line-height: 1.6;
}

.page-contact .channel-meta {
  font-size: 0.8rem !important;
  color: var(--mist) !important;
  letter-spacing: 0.04em;
}

/* —— 通道选择 —— */
.page-contact .split-2 {
  display: grid;
  gap: var(--grid-gap);
}

.page-contact .route-card {
  display: grid;
  gap: 14px;
  align-content: start;
  padding: clamp(22px, 3vw, 32px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(160deg, rgba(19, 35, 58, 0.88), rgba(7, 17, 31, 0.92));
  transition: transform var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-contact .route-card--lime {
  box-shadow: inset 0 2px 0 var(--lime);
}

.page-contact .route-card--cyan {
  box-shadow: inset 0 2px 0 var(--cyan);
}

.page-contact .route-card:hover {
  transform: translateY(-2px);
  border-color: var(--line-strong);
}

.page-contact .route-tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-contact .route-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.2vw, 1.4rem);
  color: var(--paper-bright);
}

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

.page-contact .route-list li {
  position: relative;
  padding-left: 18px;
  font-size: 0.95rem;
  line-height: 1.64;
  color: rgba(255, 248, 234, 0.84);
}

.page-contact .route-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.58em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--lime);
}

.page-contact .route-card--cyan .route-list li::before {
  background: var(--cyan);
}

.page-contact .route-foot {
  margin: 4px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--amber);
  word-break: break-all;
}

.page-contact .routes-note {
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding-left: 16px;
  border-left: 1px solid var(--line);
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--mist);
}

/* —— 回访清单 —— */
.page-contact .checklist-grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
}

.page-contact .checklist-items {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .checklist-items li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: start;
  padding: 12px 16px;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-sm);
  background: rgba(7, 17, 31, 0.5);
  font-size: 0.94rem;
  line-height: 1.6;
  color: rgba(255, 248, 234, 0.88);
}

.page-contact .checklist-items li::before {
  content: "✓";
  font-family: var(--font-mono);
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--lime);
}

.page-contact .checklist-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-contact .checklist-media {
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink-900);
}

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

.page-contact .media-note {
  margin: 0;
  padding: 12px 16px;
  background: rgba(7, 17, 31, 0.9);
  border-top: 1px solid var(--line-soft);
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--mist);
}

/* —— 服务响应 —— */
.page-contact .stat-row {
  display: grid;
  gap: 1px;
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .stat-cell {
  display: grid;
  gap: 6px;
  padding: clamp(18px, 2.6vw, 26px) clamp(16px, 2.4vw, 22px);
  background: var(--ink-900);
}

.page-contact .stat-num {
  font-family: var(--font-mono);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  line-height: 1;
  color: var(--amber);
  letter-spacing: -0.02em;
}

.page-contact .stat-label {
  font-size: 0.84rem;
  color: var(--mist);
  letter-spacing: 0.03em;
}

.page-contact .stat-note {
  margin: clamp(20px, 3vw, 30px) 0 0;
  max-width: 72ch;
  font-size: 0.92rem;
  line-height: 1.72;
  color: var(--mist);
}

/* —— 合作 —— */
.page-contact .partners-grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-contact .partners-copy p {
  margin: 0 0 14px;
  font-size: 0.98rem;
  line-height: 1.75;
  color: rgba(255, 248, 234, 0.82);
}

.page-contact .partners-link {
  font-size: 0.9rem !important;
  color: var(--mist) !important;
}

.page-contact .partner-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--line);
}

.page-contact .partner-list li {
  padding: 18px 20px;
  background: var(--ink-900);
  border-left: 2px solid rgba(84, 214, 255, 0.45);
  font-size: 0.94rem;
  line-height: 1.66;
  color: rgba(255, 248, 234, 0.84);
}

.page-contact .partner-list strong {
  color: var(--paper-bright);
  font-weight: 700;
}

/* —— 表单 —— */
.page-contact .inquiry-wrap {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
}

.page-contact .inquiry-intro > p {
  margin: 0 0 16px;
  font-size: 0.98rem;
  line-height: 1.75;
  color: rgba(15, 27, 45, 0.76);
}

.page-contact .inquiry-tips {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .inquiry-tips li {
  position: relative;
  padding-left: 20px;
  font-size: 0.92rem;
  line-height: 1.62;
  color: rgba(15, 27, 45, 0.78);
}

.page-contact .inquiry-tips li::before {
  content: "→";
  position: absolute;
  left: 0;
  font-family: var(--font-mono);
  color: #2f7a5c;
}

.page-contact .inquiry-legal {
  font-size: 0.86rem !important;
  color: rgba(15, 27, 45, 0.6) !important;
}

.page-contact .inquiry-form {
  display: grid;
  gap: 20px;
  padding: clamp(22px, 3.4vw, 36px);
  border: 1px solid rgba(15, 27, 45, 0.14);
  border-radius: var(--r-lg);
  background: var(--paper-bright);
  box-shadow: 0 30px 70px -54px rgba(15, 27, 45, 0.95);
}

.page-contact .field-grid {
  display: grid;
  gap: 16px;
}

.page-contact .field {
  display: grid;
  gap: 6px;
}

.page-contact .field label {
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  color: rgba(15, 27, 45, 0.72);
}

.page-contact .field input,
.page-contact .field select,
.page-contact .field textarea {
  width: 100%;
  box-sizing: border-box;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.5;
  color: var(--ink-900);
  background: #FFFDF7;
  border: 1px solid rgba(15, 27, 45, 0.22);
  border-radius: var(--r-sm);
  padding: 12px 14px;
  transition: border-color var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease);
}

.page-contact .field textarea {
  resize: vertical;
  min-height: 120px;
}

.page-contact .field input:focus,
.page-contact .field select:focus,
.page-contact .field textarea:focus {
  outline: none;
  border-color: #1f5f8a;
  box-shadow: 0 0 0 3px rgba(84, 214, 255, 0.28);
}

.page-contact .field input:not(:placeholder-shown):invalid,
.page-contact .field textarea:not(:placeholder-shown):invalid {
  border-color: var(--flag-red);
  box-shadow: 0 0 0 3px rgba(255, 92, 108, 0.16);
}

.page-contact .field input:not(:placeholder-shown):valid,
.page-contact .field textarea:not(:placeholder-shown):valid {
  border-color: rgba(23, 58, 43, 0.5);
}

.page-contact .field-hint {
  display: block;
  min-height: 1.05em;
  font-size: 0.78rem;
  line-height: 1.4;
  color: rgba(15, 27, 45, 0.5);
}

.page-contact .field input:not(:placeholder-shown):invalid ~ .field-hint::after,
.page-contact .field textarea:not(:placeholder-shown):invalid ~ .field-hint::after {
  content: "请补全这一项，或检查填写格式";
  color: var(--flag-red);
}

.page-contact .field input:not(:placeholder-shown):valid ~ .field-hint::after,
.page-contact .field textarea:not(:placeholder-shown):valid ~ .field-hint::after {
  content: "已填写";
  color: #2f7a5c;
}

.page-contact .field--full {
  grid-column: 1 / -1;
}

.page-contact .form-foot {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.6;
  color: rgba(15, 27, 45, 0.58);
}

/* —— 常见联系问题 —— */
.page-contact .qa-wrap {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
}

.page-contact .qa-list {
  display: grid;
  border-top: 1px solid var(--line);
}

.page-contact .qa-item {
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .qa-item h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.04rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper-bright);
}

.page-contact .qa-item p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.72;
  color: var(--mist);
}

.page-contact .qa-item:target h3 {
  color: var(--amber);
}

/* —— 响应式 —— */
@media (min-width: 640px) {
  .page-contact .field-grid {
    grid-template-columns: 1fr 1fr;
    gap: 18px;
  }
}

@media (min-width: 760px) {
  .page-contact .stat-row {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 900px) {
  .page-contact .split-2 {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .channel-list {
    grid-template-columns: 1.3fr 1fr 1fr;
  }

  .page-contact .qa-wrap {
    grid-template-columns: 0.86fr 1.14fr;
    align-items: start;
  }

  .page-contact .qa-wrap .c-head {
    margin-bottom: 0;
  }
}

@media (min-width: 940px) {
  .page-contact .checklist-grid {
    grid-template-columns: 1.02fr 0.98fr;
    align-items: center;
  }

  .page-contact .partners-grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  .page-contact .inquiry-wrap {
    grid-template-columns: 0.86fr 1.14fr;
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-hero-grid {
    grid-template-columns: 1.06fr 0.94fr;
    align-items: center;
  }
}

@media (max-width: 599px) {
  .page-contact .hero-line-value {
    font-size: 1.22rem;
  }

  .page-contact .channel-value--mail {
    font-size: 0.86rem;
  }

  .page-contact .checklist-cta .btn {
    flex: 1 1 100%;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .route-card {
    transition: none;
  }

  .page-contact .channel-card:hover,
  .page-contact .route-card:hover {
    transform: none;
  }
}
<<<END>>>