.page-contact {
  --pc-pad: clamp(40px, 6vw, 88px);
  --pc-cut: 26px;
  background: var(--cream);
  color: var(--rock);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding-block: clamp(18px, 2.6vw, 30px) var(--pc-pad);
  background:
    repeating-linear-gradient(90deg, transparent 0 95px, rgba(143, 179, 184, 0.16) 95px 96px),
    linear-gradient(180deg, var(--snow-100) 0%, rgba(247, 244, 238, 0.4) 72%, var(--cream) 100%);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  height: 6px;
  background: repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 22px);
  opacity: 0.7;
  pointer-events: none;
}

.page-contact .breadcrumb {
  margin-bottom: clamp(18px, 2.4vw, 28px);
  font-size: var(--fs-13);
}

.page-contact .hero-head {
  max-inline-size: 62ch;
}

.page-contact .hero-head h1 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(30px, 4.4vw, 52px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: 0.02em;
  color: var(--rock);
}

.page-contact .hero-lede {
  margin: 16px 0 0;
  font-size: var(--fs-17);
  line-height: 1.75;
  color: var(--rock);
  max-inline-size: 58ch;
}

.page-contact .hero-grid {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  margin-top: clamp(26px, 4vw, 46px);
}

.page-contact .channel-list {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.page-contact .channel-card {
  position: relative;
  min-width: 0;
  padding: 20px 20px 18px;
  background: var(--cream);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 14px 30px -26px rgba(43, 49, 52, 0.55);
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease), box-shadow 0.22s var(--ease);
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 3px;
  background: var(--snow-700);
}

.page-contact .channel-card:nth-child(2)::before {
  background: var(--sand-600);
}

.page-contact .channel-card:nth-child(3)::before {
  background: var(--clay);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  transform: translateY(-2px);
  border-color: var(--orange);
  box-shadow: 0 18px 34px -24px rgba(43, 49, 52, 0.6);
}

.page-contact .channel-card__top {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 10px;
}

.page-contact .channel-index {
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--snow-700);
}

.page-contact .channel-name {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-21);
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--rock);
}

.page-contact .channel-value {
  margin: 0 0 10px;
  font-size: var(--fs-21);
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--orange-deep);
  user-select: all;
  word-break: break-word;
}

.page-contact .channel-value--text {
  font-family: var(--font-body);
  font-size: var(--fs-17);
  letter-spacing: 0.01em;
  color: var(--rock);
}

.page-contact .channel-use {
  margin: 0 0 8px;
  font-size: var(--fs-15);
  line-height: 1.7;
  color: var(--rock);
}

.page-contact .channel-note {
  margin: 0;
  padding-top: 10px;
  border-top: 1px solid var(--line);
  font-size: var(--fs-13);
  line-height: 1.65;
  color: var(--snow-700);
}

.page-contact .hero-aside {
  display: grid;
  gap: 16px;
  align-content: start;
  min-width: 0;
}

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

.page-contact .contact-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .hours {
  padding: 18px 18px 16px;
  background: var(--snow-700);
  border-radius: var(--radius);
  color: var(--cream);
}

.page-contact .hours-title {
  margin: 0 0 14px;
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--snow-100);
}

.page-contact .hours-scale {
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-contact .hours-tick {
  font-size: var(--fs-15);
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--cream);
}

.page-contact .hours-track {
  flex: 1;
  height: 8px;
  border-top: 1px solid var(--snow-300);
  border-bottom: 1px solid var(--snow-300);
  background:
    repeating-linear-gradient(90deg, var(--sand-300) 0 2px, transparent 2px 12px);
}

.page-contact .hours-note {
  margin: 14px 0 0;
  font-size: var(--fs-13);
  line-height: 1.7;
  color: var(--snow-100);
}

.page-contact .hours-points {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 6px;
}

.page-contact .hours-points li {
  position: relative;
  padding-left: 14px;
  font-size: var(--fs-13);
  line-height: 1.6;
  color: var(--cream);
}

.page-contact .hours-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 1px;
  background: var(--orange);
}

/* ---------- 通用区块头 ---------- */
.page-contact .section-head {
  max-inline-size: 66ch;
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-contact .section-head h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: 0.03em;
  color: var(--rock);
}

.page-contact .section-lede {
  margin: 12px 0 0;
  font-size: var(--fs-15);
  line-height: 1.75;
  color: var(--snow-700);
}

/* ---------- 信息清单 ---------- */
.page-contact .info-kit {
  padding-block: var(--pc-pad);
  background: var(--cream);
}

.page-contact .kit-grid {
  display: grid;
  gap: clamp(18px, 2.6vw, 28px);
  align-items: start;
}

.page-contact .kit-col {
  min-width: 0;
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.page-contact .kit-col--good {
  background: linear-gradient(180deg, rgba(90, 114, 96, 0.09), rgba(247, 244, 238, 0) 62%), var(--cream);
  border-top: 3px solid var(--moss);
}

.page-contact .kit-col--bad {
  background: linear-gradient(180deg, rgba(167, 94, 66, 0.09), rgba(247, 244, 238, 0) 62%), var(--cream);
  border-top: 3px solid var(--clay);
}

.page-contact .kit-title {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: var(--fs-21);
  font-weight: 800;
  letter-spacing: 0.03em;
  color: var(--rock);
}

.page-contact .kit-title .mono {
  font-size: var(--fs-13);
  color: var(--sand-600);
}

.page-contact .kit-items {
  display: grid;
  gap: 10px;
}

.page-contact .check-item {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 10px 12px;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.7);
  font-size: var(--fs-15);
  line-height: 1.65;
  color: var(--rock);
  cursor: pointer;
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-contact .check-item:hover {
  border-color: var(--moss);
}

.page-contact .check-item input {
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  margin: 3px 0 0;
  accent-color: var(--moss);
}

.page-contact .check-item strong {
  font-weight: 700;
  color: var(--snow-700);
}

.page-contact .check-item input:checked + span {
  color: var(--moss);
}

.page-contact .miss-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-contact .miss-list li {
  position: relative;
  padding-left: 22px;
  font-size: var(--fs-15);
  line-height: 1.7;
  color: var(--rock);
}

.page-contact .miss-list li::before {
  content: "×";
  position: absolute;
  left: 0;
  top: -1px;
  font-family: var(--font-mono);
  font-size: var(--fs-17);
  font-weight: 500;
  color: var(--clay);
}

.page-contact .kit-hint {
  margin: 16px 0 0;
  font-size: var(--fs-13);
  line-height: 1.7;
  color: var(--snow-700);
}

/* ---------- 流程 ---------- */
.page-contact .flow {
  padding-block: var(--pc-pad);
  background: linear-gradient(180deg, var(--snow-100), var(--cream) 86%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-contact .flow-figure {
  margin: 0 0 clamp(22px, 3vw, 32px);
}

.page-contact .flow-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

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

.page-contact .flow-step {
  min-width: 0;
  padding: 20px 18px 22px;
  border-radius: var(--radius);
  border-left: 3px solid var(--orange);
  color: var(--cream);
  background: var(--snow-700);
}

.page-contact .flow-step:nth-child(2) {
  background: var(--moss);
}

.page-contact .flow-step:nth-child(3) {
  background: var(--clay);
}

.page-contact .flow-step:nth-child(4) {
  background: var(--rock-deep);
}

.page-contact .flow-num {
  display: inline-block;
  font-size: var(--fs-13);
  letter-spacing: 0.16em;
  color: var(--sand-300);
}

.page-contact .flow-title {
  margin: 8px 0 8px;
  font-family: var(--font-display);
  font-size: var(--fs-21);
  font-weight: 800;
  letter-spacing: 0.05em;
  color: var(--cream);
}

.page-contact .flow-step p {
  margin: 0;
  font-size: var(--fs-15);
  line-height: 1.7;
  color: rgba(247, 244, 238, 0.88);
}

/* ---------- 对接类型 ---------- */
.page-contact .types {
  padding-block: var(--pc-pad);
  background: var(--cream);
}

.page-contact .type-grid {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-contact .type-card {
  min-width: 0;
  padding: 20px 20px 18px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-contact .type-card:hover {
  transform: translateY(-2px);
  border-color: var(--orange);
}

.page-contact .type-code {
  display: inline-block;
  padding: 2px 8px;
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--rock-deep);
  background: var(--sand-300);
  border-radius: var(--radius);
}

.page-contact .type-name {
  margin: 12px 0 8px;
  font-family: var(--font-display);
  font-size: var(--fs-21);
  font-weight: 800;
  letter-spacing: 0.03em;
  color: var(--rock);
}

.page-contact .type-scope {
  margin: 0 0 10px;
  font-size: var(--fs-15);
  line-height: 1.7;
  color: var(--rock);
}

.page-contact .type-material {
  margin: 0 0 14px;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
  font-size: var(--fs-13);
  line-height: 1.7;
  color: var(--snow-700);
}

.page-contact .type-material span {
  display: inline-block;
  margin-right: 8px;
  padding: 1px 6px;
  font-weight: 700;
  color: var(--cream);
  background: var(--snow-700);
  border-radius: var(--radius);
}

.page-contact .type-link {
  display: inline-block;
  min-height: 44px;
  padding-top: 12px;
  font-size: var(--fs-13);
}

/* ---------- 留言 ---------- */
.page-contact .message {
  padding-block: var(--pc-pad);
  background:
    repeating-linear-gradient(0deg, transparent 0 71px, rgba(199, 208, 208, 0.4) 71px 72px),
    linear-gradient(160deg, var(--snow-100), var(--cream) 70%);
  border-top: 1px solid var(--line);
}

.page-contact .message-grid {
  display: grid;
  gap: clamp(24px, 3vw, 40px);
}

.page-contact .message-aside {
  align-self: start;
}

.page-contact .message-index {
  margin: 0 0 12px;
  font-size: var(--fs-12);
  letter-spacing: 0.18em;
  color: var(--snow-700);
}

.page-contact .message-aside-text {
  margin: 0;
  max-inline-size: 28ch;
  font-size: var(--fs-15);
  line-height: 1.75;
  color: var(--snow-700);
}

.page-contact .message-panel {
  min-width: 0;
  padding: clamp(22px, 3vw, 34px);
  background: var(--cream);
  border: 1px solid var(--line);
  border-top: 3px solid var(--orange);
  border-radius: var(--radius);
  box-shadow: 0 22px 44px -38px rgba(43, 49, 52, 0.7);
}

.page-contact .message-panel h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: 0.03em;
  color: var(--rock);
}

.page-contact .message-lede {
  margin: 12px 0 24px;
  font-size: var(--fs-15);
  line-height: 1.75;
  color: var(--snow-700);
}

.page-contact .field-grid {
  display: grid;
  gap: 20px;
}

.page-contact .field {
  display: block;
  min-width: 0;
}

.page-contact .field-label {
  display: block;
  margin-bottom: 6px;
  font-size: var(--fs-13);
  letter-spacing: 0.08em;
  color: var(--snow-700);
}

.page-contact .field input,
.page-contact .field select,
.page-contact .field textarea {
  display: block;
  width: 100%;
  min-height: 44px;
  padding: 8px 2px;
  font-family: var(--font-body);
  font-size: var(--fs-15);
  line-height: 1.6;
  color: var(--rock);
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-contact .field textarea {
  resize: vertical;
  min-height: 118px;
}

.page-contact .field input::placeholder,
.page-contact .field textarea::placeholder {
  color: rgba(47, 90, 96, 0.62);
}

.page-contact .field input:focus,
.page-contact .field select:focus,
.page-contact .field textarea:focus {
  outline: none;
  border-bottom-color: var(--orange);
  box-shadow: 0 1px 0 0 var(--orange);
}

.page-contact .message-hint {
  margin: 24px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: var(--fs-15);
  line-height: 1.7;
  color: var(--rock);
}

.page-contact .message-hint .mono {
  font-size: var(--fs-15);
  letter-spacing: 0.04em;
  color: var(--orange-deep);
  user-select: all;
  word-break: break-word;
}

.page-contact .message-fine {
  margin: 10px 0 0;
  font-size: var(--fs-13);
  line-height: 1.7;
  color: var(--snow-700);
}

/* ---------- 窄屏微调 ---------- */
@media (max-width: 480px) {
  .page-contact .channel-card,
  .page-contact .kit-col,
  .page-contact .type-card {
    padding: 18px 16px 16px;
  }

  .page-contact .message-panel {
    padding: 20px 16px;
  }
}

/* ---------- 断点：宽屏布局 ---------- */
@media (min-width: 720px) {
  .page-contact .kit-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

  .page-contact .field-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px 24px;
  }

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

@media (min-width: 960px) {
  .page-contact .hero-grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: clamp(24px, 3vw, 40px);
    align-items: start;
  }

  .page-contact .type-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
  }

  .page-contact .flow-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
  }

  .page-contact .flow-step {
    padding: 26px 40px 30px 24px;
    border-left: 0;
    border-radius: 0;
    margin-left: -14px;
    clip-path: polygon(0 0, 100% 0, calc(100% - var(--pc-cut)) 100%, 0 100%);
  }

  .page-contact .flow-step:first-child {
    margin-left: 0;
  }

  .page-contact .message-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
    gap: clamp(32px, 5vw, 72px);
  }

  .page-contact .message-aside {
    padding-top: 6px;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .type-card,
  .page-contact .check-item,
  .page-contact .field input,
  .page-contact .field select,
  .page-contact .field textarea {
    transition: none;
  }

  .page-contact .channel-card:hover,
  .page-contact .type-card:hover {
    transform: none;
  }
}