.page-contact {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
}

.page-contact .container {
  width: 100%;
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: 20px;
}

.page-contact .section {
  padding-block: 44px;
}

.page-contact p {
  margin: 0;
}

.page-contact h1,
.page-contact h2,
.page-contact h3 {
  font-family: var(--font-serif);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: inherit;
}

.page-contact h1 {
  font-size: 34px;
  line-height: 1.18;
  margin: 0 0 18px;
  max-width: 15em;
}

.page-contact h2 {
  font-size: 24px;
  line-height: 1.25;
  margin: 0 0 14px;
}

.page-contact h3 {
  font-size: 20px;
  line-height: 1.3;
  margin: 0;
}

.page-contact .eyebrow {
  display: block;
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--amber);
}

.page-contact .eyebrow--light {
  color: var(--amber);
}

.page-contact .lede {
  font-size: 16px;
  line-height: 1.75;
  color: var(--moss);
  max-width: 34em;
}

/* 面包屑 */
.page-contact .contact-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 22px;
  font-family: var(--font-latin);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--moss);
}

.page-contact .contact-crumb a {
  color: var(--moss);
  text-decoration: none;
  border-bottom: 1px solid var(--amber);
  transition: color 0.18s var(--ease);
}

.page-contact .contact-crumb a:hover,
.page-contact .contact-crumb a:focus-visible {
  color: var(--maple);
}

.page-contact .contact-crumb [aria-current="page"] {
  color: var(--ink);
  font-weight: 600;
}

/* 首屏 */
.page-contact .hero {
  padding-block: 28px 52px;
}

.page-contact .hero__grid {
  display: grid;
  gap: 34px;
}

.page-contact .hero__figure {
  margin-top: 24px;
}

.page-contact .hero__hours {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: 18px;
  font-size: 14px;
  font-weight: 600;
  color: var(--pine);
}

.page-contact .hero__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--maple);
  box-shadow: 0 0 0 3px var(--blush);
}

.page-contact .hero__icp {
  margin-top: 10px;
  font-family: var(--font-latin);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--moss);
}

/* 图片框 */
.page-contact .image-frame {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--mist);
  border-radius: 2px;
  overflow: hidden;
  box-shadow: var(--shadow-micro);
}

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

.page-contact .image-frame__caption {
  padding: 10px 14px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--moss);
  background: var(--paper);
  border-top: 1px solid var(--line);
}

/* 渠道展签卡片 */
.page-contact .channels {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-contact .channel {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 22px 20px 24px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 2px;
  box-shadow: var(--shadow-micro);
  transition: transform 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .channel:hover {
  transform: translateY(-2px);
  border-color: var(--moss);
}

.page-contact .channel__no {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--amber);
}

.page-contact .channel__label {
  font-size: 18px;
}

.page-contact .channel__value {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--pine);
  word-break: break-word;
  border-bottom: 1px solid var(--amber);
  padding-bottom: 8px;
}

.page-contact .channel__note {
  margin-top: auto;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--moss);
}

.page-contact .channel--pine {
  background: var(--pine);
  border-color: var(--pine);
  color: var(--paper);
}

.page-contact .channel--pine:hover {
  border-color: var(--amber);
}

.page-contact .channel--pine .channel__label {
  color: var(--paper);
}

.page-contact .channel--pine .channel__value {
  color: #ffffff;
  border-bottom-color: var(--amber);
}

.page-contact .channel--pine .channel__note {
  color: rgba(247, 243, 234, 0.74);
}

/* 反馈表单 */
.page-contact .section--form {
  background: var(--mist);
}

.page-contact .form-grid {
  display: grid;
  gap: 34px;
}

.page-contact .form-main__lede {
  margin-bottom: 24px;
  font-size: 15px;
  color: var(--moss);
  max-width: 34em;
}

.page-contact .fields {
  display: grid;
  gap: 18px;
}

.page-contact .field {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.page-contact .field__label {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
}

.page-contact .field__req,
.page-contact .field__opt {
  display: inline-block;
  margin-left: 6px;
  padding: 1px 7px;
  border-radius: 2px;
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.page-contact .field__req {
  color: var(--maple-deep);
  background: var(--blush);
}

.page-contact .field__opt {
  color: var(--moss);
  background: var(--paper);
  border: 1px solid var(--line);
}

.page-contact .field__input {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink);
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 2px;
  transition: border-color 0.18s var(--ease);
}

.page-contact .field__input--area {
  min-height: 132px;
  resize: vertical;
}

.page-contact .field__input:focus {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
  border-color: var(--pine);
}

.page-contact .field__hint {
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--moss);
}

.page-contact .form-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 24px;
}

.page-contact .button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 28px;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  border: 1px solid transparent;
  border-radius: 2px;
  cursor: pointer;
  transition: background-color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-contact .button--primary {
  background: var(--maple);
  border-color: var(--maple);
  color: #ffffff;
}

.page-contact .button--primary:hover {
  background: var(--maple-deep);
  border-color: var(--maple-deep);
}

.page-contact .button:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}

.page-contact .form-actions__note {
  flex: 1 1 200px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--moss);
}

.page-contact .form-aside {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-contact .form-tips {
  padding: 20px 20px 22px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 2px;
  box-shadow: var(--shadow-micro);
}

.page-contact .form-tips__title {
  margin-bottom: 12px;
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 700;
  color: var(--pine);
}

.page-contact .form-tips__list {
  margin: 0;
  padding-left: 18px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--moss);
}

.page-contact .form-tips__list li + li {
  margin-top: 8px;
}

/* 处理时效 */
.page-contact .response {
  background: var(--pine);
  color: var(--paper);
}

.page-contact .response__title {
  color: var(--paper);
  margin-bottom: 12px;
}

.page-contact .response__lede {
  max-width: 34em;
  font-size: 15px;
  color: rgba(247, 243, 234, 0.78);
}

.page-contact .timeband {
  max-width: 620px;
  margin-top: 28px;
}

.page-contact .timeband__rail {
  position: relative;
  height: 10px;
  border-radius: 2px;
  background: rgba(247, 243, 234, 0.16);
  overflow: hidden;
}

.page-contact .timeband__active {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 8.33%;
  width: 75%;
  background: var(--maple);
  border-radius: 2px;
}

.page-contact .timeband__ticks {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: rgba(247, 243, 234, 0.58);
}

.page-contact .timeband__ticks span:nth-child(1) {
  text-align: left;
}

.page-contact .timeband__ticks span:nth-child(2) {
  text-align: center;
}

.page-contact .timeband__ticks span:nth-child(3) {
  text-align: right;
}

.page-contact .timeband__legend {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--amber);
}

.page-contact .timeband__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--amber);
}

.page-contact .response__list {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .response__list li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 4px 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(247, 243, 234, 0.16);
  font-size: 14px;
}

.page-contact .response__key {
  color: rgba(247, 243, 234, 0.66);
}

.page-contact .response__val {
  font-weight: 600;
  color: #ffffff;
}

/* 常见来件与合作 */
.page-contact .closing {
  display: grid;
  gap: 36px;
}

.page-contact .closing__lede {
  margin-bottom: 22px;
  max-width: 34em;
  font-size: 15px;
  color: var(--moss);
}

.page-contact .cases {
  display: grid;
  gap: 14px;
}

.page-contact .case {
  padding: 18px 18px 20px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-left: 2px solid var(--amber);
  border-radius: 2px;
  box-shadow: var(--shadow-micro);
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-contact .case:hover {
  transform: translateY(-2px);
  border-color: var(--moss);
  border-left-color: var(--maple);
}

.page-contact .case__title {
  margin-bottom: 8px;
  font-size: 16px;
  color: var(--pine);
}

.page-contact .case__body {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--moss);
}

.page-contact .closing__side {
  padding: 26px 22px 28px;
  background: var(--pine);
  color: var(--paper);
  border-radius: 2px;
}

.page-contact .closing__side h2 {
  color: var(--paper);
  font-size: 22px;
  margin-bottom: 14px;
}

.page-contact .closing__side-lede {
  font-size: 14px;
  line-height: 1.75;
  color: rgba(247, 243, 234, 0.78);
}

.page-contact .partner__label {
  margin-top: 22px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--amber);
}

.page-contact .partner-steps {
  margin: 10px 0 0;
  padding-left: 18px;
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(247, 243, 234, 0.85);
}

.page-contact .partner-steps li + li {
  margin-top: 8px;
}

.page-contact .partner__note {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(247, 243, 234, 0.16);
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(247, 243, 234, 0.78);
}

.page-contact .partner__mail {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--amber);
  word-break: break-word;
}

/* 相关入口 */
.page-contact .related {
  padding-block: 30px 52px;
  border-top: 1px solid var(--line);
}

.page-contact .related__label {
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--moss);
}

.page-contact .related__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
}

.page-contact .related__list a {
  font-size: 14px;
  color: var(--maple-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--amber);
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

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

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

@media (min-width: 720px) {
  .page-contact .channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .fields {
    grid-template-columns: 1fr 1fr;
  }

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

  .page-contact .response__list {
    grid-template-columns: 1fr 1fr;
    gap: 14px 40px;
  }
}

@media (min-width: 1024px) {
  .page-contact .section {
    padding-block: 72px;
  }

  .page-contact h1 {
    font-size: 40px;
  }

  .page-contact h2 {
    font-size: 28px;
  }

  .page-contact .hero {
    padding-block: 34px 76px;
  }

  .page-contact .hero__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.32fr);
    align-items: start;
    gap: 48px;
  }

  .page-contact .form-grid {
    grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
    gap: 48px;
  }

  .page-contact .closing {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    gap: 52px;
    align-items: start;
  }
}

@media (min-width: 1280px) {
  .page-contact .container {
    padding-inline: 32px;
  }

  .page-contact h1 {
    font-size: 46px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel,
  .page-contact .case,
  .page-contact .button,
  .page-contact .field__input,
  .page-contact .related__list a {
    transition: none;
  }

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