.page-contact {
  --contact-cut: 20px;
  --contact-panel-hi: #1A2420;
  --contact-line-hi: #33463D;
  --contact-focus: var(--orange);
}

/* 面包屑与首屏 */
.page-contact .breadcrumbs {
  padding-top: 28px;
}

.page-contact .contact-hero {
  padding-top: 40px;
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: 36px;
}

.page-contact .contact-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--green);
}

.page-contact .contact-kicker::before {
  content: "";
  width: 6px;
  height: 16px;
  background: var(--green);
}

.page-contact .contact-hero__title {
  margin: 0 0 20px;
  max-width: 20em;
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(28px, 5.4vw, 46px);
  line-height: 1.25;
  color: var(--text);
}

.page-contact .contact-hero__text .lede {
  max-width: 42em;
}

.page-contact .contact-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-jump a {
  display: inline-block;
  padding: 9px 15px;
  font-size: 13px;
  color: var(--text-2);
  text-decoration: none;
  background: var(--panel);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .contact-jump a:hover {
  color: var(--text);
  background: var(--contact-panel-hi);
  border-color: var(--contact-line-hi);
}

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

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

/* 渠道面板 */
.page-contact .channel-list {
  display: grid;
  gap: 20px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .channel {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 18px 20px;
  padding: 26px 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .channel:hover {
  background: var(--contact-panel-hi);
  border-color: var(--contact-line-hi);
}

.page-contact .channel:focus-within {
  border-color: var(--green);
}

.page-contact .channel__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  color: var(--green);
  background: var(--turf);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}

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

.page-contact .channel__name {
  margin: 0 0 12px;
  font-family: var(--serif);
  font-weight: 600;
  font-size: 20px;
  line-height: 1.3;
  color: var(--text);
}

.page-contact .channel__value {
  margin: 0 0 14px;
  overflow-wrap: anywhere;
  color: var(--text);
}

.page-contact .channel__value--mail {
  font-family: var(--num);
  font-weight: 800;
  font-size: clamp(16px, 3.4vw, 24px);
  letter-spacing: .01em;
}

.page-contact .channel__value--tel {
  font-family: var(--num);
  font-weight: 800;
  font-size: clamp(28px, 7vw, 42px);
  font-variant-numeric: tabular-nums;
  letter-spacing: .02em;
}

.page-contact .channel__value--addr {
  font-family: var(--sans);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.7;
}

.page-contact .channel__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-2);
}

.page-contact .channel__tags {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .channel__tags .tag {
  padding: 5px 10px;
  font-size: 12px;
  letter-spacing: .06em;
  background: var(--mist);
  color: var(--turf);
  opacity: .72;
  transition: opacity var(--dur) var(--ease);
}

.page-contact .channel:hover .channel__tags .tag,
.page-contact .channel:focus-within .channel__tags .tag {
  opacity: 1;
}

/* 主栏 + 旁注 的非对称分栏 */
.page-contact .contact-split {
  display: grid;
  gap: 36px;
}

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

.page-contact .contact-split__aside {
  display: grid;
  gap: 20px;
  align-content: start;
}

.page-contact .contact-figure {
  margin: 0;
  aspect-ratio: 4 / 3;
}

.page-contact .aside-note {
  padding: 20px;
  background: var(--turf);
  border: 1px solid var(--line);
}

.page-contact .aside-note--solid {
  background: var(--panel);
}

.page-contact .aside-note__title {
  margin: 0 0 10px;
  font-size: 13px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--green);
}

.page-contact .aside-note__text {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-2);
}

.page-contact .aside-note__link {
  display: inline-block;
  font-size: 14px;
  color: var(--green);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact .aside-note__link:hover {
  color: var(--text);
  border-bottom-color: var(--contact-focus);
}

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

.page-contact .inline-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-contact .inline-links a {
  font-size: 14px;
  color: var(--green);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact .inline-links a:hover {
  color: var(--text);
  border-bottom-color: var(--contact-focus);
}

.page-contact .inline-links a:focus-visible {
  outline: 2px solid var(--contact-focus);
  outline-offset: 2px;
}

/* 合作与建议 */
.page-contact .partner-grid {
  display: grid;
  gap: 20px;
}

.page-contact .partner-card {
  padding: 26px 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .partner-card:hover {
  background: var(--contact-panel-hi);
  border-color: var(--contact-line-hi);
}

.page-contact .partner-card .tag {
  display: inline-block;
  margin-bottom: 16px;
  padding: 5px 10px;
  font-size: 12px;
  letter-spacing: .1em;
  background: var(--mist);
  color: var(--turf);
}

.page-contact .partner-card__title {
  margin: 0 0 12px;
  font-family: var(--serif);
  font-weight: 600;
  font-size: 20px;
  line-height: 1.35;
  color: var(--text);
}

.page-contact .partner-card__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-2);
}

/* 响应节奏 */
.page-contact .response-grid {
  display: grid;
  gap: 32px;
}

.page-contact .response-figure {
  padding: 28px 24px;
  background: var(--turf);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - var(--contact-cut)) 0, 100% var(--contact-cut), 100% 100%, var(--contact-cut) 100%, 0 calc(100% - var(--contact-cut)));
}

.page-contact .response-figure__unit {
  margin: 4px 0 0;
  font-family: var(--serif);
  font-size: 20px;
  color: var(--text);
}

.page-contact .response-figure__caption {
  margin: 14px 0 0;
  padding-top: 14px;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--text-2);
  border-top: 1px solid var(--line);
}

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

.page-contact .response-item {
  padding-left: 18px;
  border-left: 2px solid var(--green);
}

.page-contact .response-item__title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--text);
}

.page-contact .response-item__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-2);
}

.page-contact .slim-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: 36px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.page-contact .slim-links a {
  font-size: 14px;
  color: var(--text-2);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-contact .slim-links a:hover {
  color: var(--green);
}

.page-contact .slim-links a:focus-visible {
  outline: 2px solid var(--contact-focus);
  outline-offset: 2px;
}

/* 书面往来 */
.page-contact .mailing {
  display: grid;
  gap: 26px;
  padding: 30px 24px;
  background: var(--panel);
  border: 1px solid var(--line);
}

.page-contact .mailing__title {
  margin: 0 0 16px;
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(22px, 3.6vw, 30px);
  line-height: 1.3;
  color: var(--text);
}

.page-contact .mailing__text {
  margin: 0 0 20px;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-2);
}

.page-contact .mailing__addr {
  margin: 0;
  padding: 14px 16px;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--turf);
  border-left: 3px solid var(--green);
}

.page-contact .mailing__meta {
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.page-contact .mailing__meta-label {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--green);
}

.page-contact .mailing__meta-value {
  margin: 0 0 10px;
  font-family: var(--num);
  font-weight: 700;
  font-size: clamp(15px, 3vw, 19px);
  overflow-wrap: anywhere;
  color: var(--text);
}

.page-contact .mailing__meta-note {
  margin: 0;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--text-2);
}

/* 响应式 */
@media (min-width: 768px) {
  .page-contact .channel {
    grid-template-columns: 56px minmax(0, 1fr);
    padding: 30px 28px;
  }

  .page-contact .channel__icon {
    width: 56px;
    height: 56px;
  }

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

  .page-contact .mailing {
    grid-template-columns: minmax(0, 1fr) 260px;
    align-items: start;
    padding: 36px 32px;
  }

  .page-contact .mailing__meta {
    padding-top: 0;
    padding-left: 26px;
    border-top: 0;
    border-left: 1px solid var(--line);
  }
}

@media (min-width: 1024px) {
  .page-contact .contact-hero {
    padding-top: 56px;
  }

  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: center;
    gap: 56px;
  }

  .page-contact .channel {
    grid-template-columns: 56px minmax(0, 1fr) 220px;
    align-items: start;
  }

  .page-contact .channel__tags {
    grid-column: 3;
    justify-content: flex-start;
  }

  .page-contact .contact-split {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    gap: 48px;
  }

  .page-contact .response-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: 48px;
    align-items: start;
  }

  .page-contact .response-figure {
    position: sticky;
    top: 96px;
    padding: 36px 30px;
  }
}

@media (max-width: 360px) {
  .page-contact .channel {
    grid-template-columns: 40px minmax(0, 1fr);
    padding: 22px 16px;
  }

  .page-contact .channel__icon {
    width: 40px;
    height: 40px;
  }

  .page-contact .mailing {
    padding: 24px 16px;
  }
}