.page-contact {
  --cc-gap: 22px;
  --cc-radius: var(--r);
}

.page-contact .page-shell {
  padding-top: 20px;
  padding-bottom: 72px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  display: grid;
  gap: 26px;
  padding: 10px 0 38px;
  border-bottom: 1px solid var(--c-line);
}

.page-contact .contact-hero__main .page-title {
  margin: 10px 0 0;
  max-width: 18ch;
}

.page-contact .contact-hero__main .lede {
  margin-top: 16px;
  max-width: 62ch;
}

.page-contact .contact-hero__side {
  position: relative;
  padding: 20px 22px 20px 26px;
  background: var(--c-cream);
  border: 1px solid var(--c-line);
  border-radius: var(--cc-radius);
  box-shadow: var(--shadow-1);
}

.page-contact .contact-hero__side::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  bottom: 14px;
  width: 3px;
  background: linear-gradient(180deg, var(--c-cyan), var(--c-orange));
}

.page-contact .contact-hero__side-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--c-muted);
}

.page-contact .contact-hero__side-value {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--c-rock);
}

.page-contact .contact-hero__side-value span {
  padding: 0 4px;
  color: var(--c-cyan);
}

.page-contact .contact-hero__side-note {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-muted);
}

/* ---------- 区块通用 ---------- */
.page-contact .contact-section {
  padding: 46px 0 0;
}

.page-contact .contact-section--compact {
  padding-top: 0;
}

.page-contact .section-head--compact {
  margin-bottom: 18px;
}

.page-contact .contact-section .section-head {
  margin-bottom: 24px;
}

/* ---------- 01 通道卡片矩阵 ---------- */
.page-contact .channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-contact .channel-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 22px 22px;
  background: var(--c-cream);
  border: 1px solid var(--c-line);
  border-radius: var(--cc-radius);
  box-shadow: var(--shadow-1);
  transition: transform var(--t-base), box-shadow var(--t-base), border-color var(--t-base);
}

.page-contact .channel-card::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 2px;
  background: var(--c-rock);
  opacity: .9;
}

.page-contact .channel-card--biz::after {
  background: var(--c-orange);
}

.page-contact .channel-card--partner::after {
  background: var(--c-moss);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  transform: translateY(-2px);
  box-shadow: var(--shadow-2);
  border-color: var(--c-cyan-soft);
}

.page-contact .channel-card__tag {
  margin: 0;
  display: inline-block;
  align-self: flex-start;
  padding: 3px 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--c-rock);
  background: rgba(18, 165, 181, .12);
  border: 1px solid rgba(18, 165, 181, .3);
  border-radius: 2px;
}

.page-contact .channel-card__tag--orange {
  color: var(--c-orange-deep);
  background: rgba(255, 122, 47, .12);
  border-color: rgba(255, 122, 47, .34);
}

.page-contact .channel-card__tag--moss {
  color: #4d6b51;
  background: rgba(111, 139, 114, .14);
  border-color: rgba(111, 139, 114, .34);
}

.page-contact .channel-card__title {
  margin: 0;
  font-size: 20px;
  line-height: 1.4;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--c-rock);
}

.page-contact .channel-card__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-body);
}

.page-contact .channel-card__list {
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-contact .channel-card__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--c-muted);
}

.page-contact .channel-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 1px;
  background: var(--c-cyan);
}

.page-contact .channel-card__foot {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--c-line);
  display: grid;
  gap: 4px;
}

.page-contact .channel-card__key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--c-muted);
}

.page-contact .channel-card__value {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: .04em;
  color: var(--c-rock);
  word-break: break-all;
}

/* ---------- 02 邮箱 ---------- */
.page-contact .mail-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-contact .mail-item {
  padding: 4px 0;
}

.page-contact .mail-item__role {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--c-muted);
}

.page-contact .mail-item__addr {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--c-rock);
  word-break: break-all;
}

.page-contact .mail-item__note {
  margin: 10px 0 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-body);
}

.page-contact .mail-col .rule {
  margin: 22px 0;
}

.page-contact .mail-visual .media-frame {
  border-radius: var(--cc-radius);
}

.page-contact .mail-visual .media-frame__caption {
  margin-top: 10px;
}

.page-contact .hour-scale {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--c-line);
}

.page-contact .hour-scale__item {
  display: grid;
  gap: 2px;
  padding: 12px 0;
  border-bottom: 1px solid var(--c-line);
}

.page-contact .hour-scale__t {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--c-cyan);
}

.page-contact .hour-scale__d {
  font-size: 14px;
  line-height: 1.65;
  color: var(--c-muted);
  transition: color var(--t-fast);
}

.page-contact .hour-scale__item:hover .hour-scale__d,
.page-contact .hour-scale__item:focus-within .hour-scale__d {
  color: var(--c-rock);
}

/* ---------- 03 电话 ---------- */
.page-contact .phone-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.page-contact .phone-card {
  position: relative;
  padding: 30px 26px;
  background: linear-gradient(155deg, var(--c-rock) 0%, var(--c-rock-2) 62%, #1d4a70 100%);
  border-radius: var(--cc-radius);
  color: var(--c-cream);
  overflow: hidden;
}

.page-contact .phone-card::after {
  content: "";
  position: absolute;
  right: -40px;
  bottom: -60px;
  width: 190px;
  height: 190px;
  border: 1px solid rgba(127, 217, 224, .35);
  border-radius: 50%;
}

.page-contact .phone-card__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--c-cyan-soft);
}

.page-contact .phone-card__number {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(26px, 7vw, 40px);
  font-weight: 600;
  letter-spacing: .04em;
  color: #fff;
  position: relative;
  z-index: 1;
}

.page-contact .phone-card__note {
  margin: 16px 0 0;
  max-width: 40ch;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(241, 243, 245, .82);
  position: relative;
  z-index: 1;
}

.page-contact .phone-side {
  padding: 24px 22px;
  background: var(--c-cream);
  border: 1px solid var(--c-line);
  border-radius: var(--cc-radius);
}

.page-contact .phone-side__title {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--c-rock);
}

.page-contact .phone-side__list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-contact .phone-side__list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-body);
}

.page-contact .phone-side__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 8px;
  height: 8px;
  border: 1px solid var(--c-orange);
  border-radius: 50%;
}

.page-contact .phone-side__hint {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--c-line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-muted);
}

/* ---------- 下半屏：地址 + 准备清单 ---------- */
.page-contact .lower-deck {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  margin-top: 46px;
  padding-top: 40px;
  border-top: 2px solid var(--c-rock);
}

.page-contact .contact-section--addr,
.page-contact .contact-section--prep {
  padding-top: 0;
}

.page-contact .addr-block {
  margin: 0 0 20px;
  padding-left: 16px;
  border-left: 3px solid var(--c-orange);
  font-style: normal;
}

.page-contact .addr-block__line {
  margin: 0;
  font-size: 17px;
  line-height: 1.7;
  font-weight: 600;
  color: var(--c-rock);
}

.page-contact .addr-block__meta {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--c-muted);
}

.page-contact .media-frame--addr {
  border-radius: var(--cc-radius);
}

.page-contact .addr-note {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-body);
  padding: 14px 16px;
  background: rgba(193, 112, 79, .1);
  border-left: 2px solid var(--c-clay);
}

.page-contact .prep-lede {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-muted);
}

.page-contact .prep-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--c-line);
}

.page-contact .prep-item {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--c-line);
  transition: background var(--t-fast);
}

.page-contact .prep-item:hover {
  background: rgba(18, 165, 181, .05);
}

.page-contact .prep-item__idx {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--c-cyan);
  padding-top: 3px;
}

.page-contact .prep-item__title {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--c-rock);
  line-height: 1.5;
}

.page-contact .prep-item__desc {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-muted);
}

.page-contact .prep-tail {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-muted);
}

.page-contact .prep-tail a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(18, 165, 181, .4);
  padding-bottom: 1px;
  transition: color var(--t-fast), border-color var(--t-fast);
}

.page-contact .prep-tail a:hover,
.page-contact .prep-tail a:focus-visible {
  color: var(--c-orange-deep);
  border-color: var(--c-orange);
}

/* ---------- 06 合作 ---------- */
.page-contact .partner-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--c-line);
}

.page-contact .partner-step {
  position: relative;
  padding: 20px 0 20px 0;
  border-bottom: 1px solid var(--c-line);
}

.page-contact .partner-step__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--c-cyan);
}

.page-contact .partner-step__title {
  margin: 8px 0 0;
  font-size: 17px;
  font-weight: 600;
  color: var(--c-rock);
}

.page-contact .partner-step__desc {
  margin: 8px 0 0;
  max-width: 40ch;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-muted);
}

.page-contact .partner-foot {
  margin-top: 26px;
  padding: 24px 22px;
  background: var(--c-cream);
  border: 1px solid var(--c-line);
  border-radius: var(--cc-radius);
  display: grid;
  gap: 20px;
}

.page-contact .partner-foot__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--c-body);
}

.page-contact .partner-foot .cluster {
  gap: 10px;
}

/* ---------- 焦点态 ---------- */
.page-contact a:focus-visible,
.page-contact .channel-card:focus-within {
  outline: 2px solid var(--c-cyan);
  outline-offset: 2px;
  box-shadow: inset 0 0 0 1px var(--c-orange);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .page-shell {
    padding-top: 28px;
    padding-bottom: 96px;
  }

  .page-contact .channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .phone-row {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: 24px;
    align-items: stretch;
  }

  .page-contact .partner-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 28px;
    border-top: 1px solid var(--c-line);
  }

  .page-contact .partner-step {
    padding: 22px 0 22px;
  }

  .page-contact .partner-foot {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: 26px 28px;
  }

  .page-contact .partner-foot .cluster {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
  }
}

@media (min-width: 940px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 1.6fr) minmax(260px, .8fr);
    align-items: end;
    gap: 48px;
    padding: 18px 0 52px;
  }

  .page-contact .channel-card {
    padding: 28px 24px 24px;
  }

  .page-contact .mail-row {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 40px;
    align-items: start;
  }

  .page-contact .lower-deck {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 48px;
  }

  .page-contact .hour-scale__item {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: 14px;
    align-items: baseline;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .prep-item,
  .page-contact .hour-scale__d,
  .page-contact .prep-tail a {
    transition: none;
  }

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