.page-contact {
  --contact-max: 1240px;
  --contact-gap: 20px;
  padding-bottom: 68px;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-contact .contact-hero__inner,
.page-contact .contact-lanes__inner,
.page-contact .contact-mail__inner,
.page-contact .contact-hours__inner,
.page-contact .contact-partner__inner,
.page-contact .contact-address__inner {
  max-width: var(--contact-max);
  margin-inline: auto;
  padding-inline: var(--contact-gap);
}

.page-contact h2 {
  margin: 10px 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 5.4vw, 34px);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .contact-lead {
  margin: 0;
  max-width: 680px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  overflow: hidden;
  padding: 18px 0 44px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 84% 8%, rgba(216, 255, 62, .16), transparent 56%),
    radial-gradient(circle at 6% 92%, rgba(230, 57, 70, .14), transparent 48%),
    var(--ink);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: 26px;
  padding-top: 20px;
}

.page-contact .contact-hero__intro h1 {
  margin: 14px 0 16px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(28px, 6.6vw, 52px);
  line-height: 1.12;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-contact .contact-hero__lead {
  max-width: 660px;
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .contact-hero__lanes {
  display: grid;
  gap: 8px;
  padding-top: 14px;
  border-top: 2px solid var(--lime);
}

.page-contact .contact-hero__lanes-title {
  margin: 0 0 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--lime);
}

.page-contact .lane-chip {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  background: var(--ink-2);
  border-left: 4px solid var(--line);
  color: var(--paper);
  font-size: 15px;
  text-decoration: none;
  transition: border-color .2s ease, background .2s ease, transform .2s ease;
}

.page-contact .lane-chip:hover,
.page-contact .lane-chip:focus-visible {
  border-left-color: var(--lime);
  background: rgba(216, 255, 62, .08);
  transform: translateX(4px);
}

.page-contact .lane-chip__num {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--yellow);
}

.page-contact .contact-hero__channels {
  display: grid;
  gap: 12px;
  margin-top: 32px;
}

.page-contact .channel-block {
  display: block;
  padding: 18px 18px 20px;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-left: 6px solid var(--lime);
  text-decoration: none;
  transition: transform .2s ease, border-color .2s ease;
}

.page-contact .channel-block--tel {
  border-left-color: var(--yellow);
}

.page-contact .channel-block:hover,
.page-contact .channel-block:focus-visible {
  transform: translateY(-3px);
  border-color: var(--lime);
}

.page-contact .channel-block__label {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--mist);
}

.page-contact .channel-block__value {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(19px, 5.2vw, 36px);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--lime);
  overflow-wrap: anywhere;
}

.page-contact .channel-block--tel .channel-block__value {
  color: var(--yellow);
}

.page-contact .channel-block__hint {
  display: block;
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 咨询分类 ---------- */
.page-contact .contact-lanes {
  padding: 48px 0;
  border-bottom: 1px solid var(--line);
  background: var(--ink-2);
}

.page-contact .contact-lanes__body {
  display: grid;
  gap: 24px;
  margin-top: 28px;
}

.page-contact .contact-lanes__figure {
  border: 1px solid var(--line);
}

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

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

.page-contact .lane-card {
  padding: 18px;
  background: var(--ink);
  border: 1px solid var(--line);
  border-top: 3px solid var(--lime);
  scroll-margin-top: 84px;
  transition: transform .2s ease, border-color .2s ease;
}

.page-contact .lane-card--subscribe { border-top-color: var(--yellow); }
.page-contact .lane-card--fix { border-top-color: var(--red); }
.page-contact .lane-card--partner { border-top-color: var(--electric); }

.page-contact .lane-card:hover {
  transform: translateY(-3px);
  border-color: var(--line);
  border-top-color: inherit;
}

.page-contact .lane-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.page-contact .lane-card__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: .12em;
  color: var(--line);
}

.page-contact .lane-card__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  line-height: 1.4;
  color: var(--paper);
}

.page-contact .lane-card__body {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .lane-card__body a {
  color: var(--lime);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .lane-card__prep {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 邮件写法 ---------- */
.page-contact .contact-mail {
  padding: 48px 0;
  border-bottom: 1px solid var(--line);
  background: var(--ink);
}

.page-contact .contact-mail__grid {
  display: grid;
  gap: 22px;
  margin-top: 28px;
}

.page-contact .mail-steps {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .mail-steps__item {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .mail-steps__item:first-child {
  border-top: 1px solid var(--line);
}

.page-contact .mail-steps__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 22px;
  line-height: 1.2;
  color: var(--electric);
}

.page-contact .mail-steps h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  color: var(--paper);
}

.page-contact .mail-steps p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .mail-template {
  align-self: start;
  padding: 22px;
  background: var(--ink-2);
  border: 1px solid var(--lime);
  box-shadow: 8px 8px 0 rgba(216, 255, 62, .1);
}

.page-contact .mail-template__label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--lime);
}

.page-contact .mail-template__subject {
  margin: 0 0 12px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .mail-template__body {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 2;
  color: var(--mist);
  overflow-wrap: anywhere;
}

/* ---------- 时间与回复 ---------- */
.page-contact .contact-hours {
  padding: 48px 0;
  background: var(--paper);
  color: var(--ink);
}

.page-contact .contact-hours h2 {
  color: var(--ink);
}

.page-contact .contact-hours .eyebrow {
  color: #5c6b52;
}

.page-contact .hours-grid {
  display: grid;
  gap: 26px;
  margin-top: 26px;
}

.page-contact .hours-card {
  padding: 20px;
  background: var(--ink);
  border-left: 8px solid var(--lime);
}

.page-contact .hours-card__num {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(34px, 9vw, 64px);
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--lime);
}

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

.page-contact .reply-track {
  margin: 0;
  padding: 0 0 0 20px;
  list-style: none;
  border-left: 2px solid rgba(11, 18, 32, .25);
}

.page-contact .reply-track__item {
  position: relative;
  padding-bottom: 22px;
}

.page-contact .reply-track__item:last-child {
  padding-bottom: 0;
}

.page-contact .reply-track__dot {
  position: absolute;
  left: -27px;
  top: 6px;
  width: 12px;
  height: 12px;
  background: var(--lime);
  border: 2px solid var(--ink);
  border-radius: 50%;
}

.page-contact .reply-track h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16.5px;
  color: var(--ink);
}

.page-contact .reply-track p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: #46536b;
}

.page-contact .hours-note {
  margin: 26px 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(11, 18, 32, .15);
  font-size: 14.5px;
  line-height: 1.85;
  color: #46536b;
}

.page-contact .hours-note a {
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 3px;
  font-weight: 700;
}

/* ---------- 合作共建 ---------- */
.page-contact .contact-partner {
  padding: 48px 0;
  border-top: 1px solid var(--line);
  background: var(--ink-2);
}

.page-contact .partner-list {
  display: grid;
  gap: 12px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .partner-list li {
  padding: 18px;
  background: var(--ink);
  border: 1px solid var(--line);
  border-top: 3px solid var(--yellow);
}

.page-contact .partner-list li:nth-child(1) { border-top-color: var(--lime); }
.page-contact .partner-list li:nth-child(3) { border-top-color: var(--electric); }

.page-contact .partner-list h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  color: var(--paper);
}

.page-contact .partner-list p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .partner-list p a {
  color: var(--lime);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .partner-note {
  margin: 20px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 地址档案 ---------- */
.page-contact .contact-address {
  padding: 48px 0 56px;
  background: var(--ink);
}

.page-contact .contact-address__grid {
  display: grid;
  gap: 20px;
  margin-top: 26px;
}

.page-contact .address-card {
  padding: 22px;
  background: var(--ink-2);
  border: 1px solid var(--line);
}

.page-contact .address-card__value {
  margin: 10px 0 18px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 5vw, 28px);
  line-height: 1.4;
  color: var(--paper);
}

.page-contact .address-card__list {
  margin: 0;
  padding: 0;
}

.page-contact .address-card__list > div {
  display: grid;
  grid-template-columns: 82px 1fr;
  gap: 12px;
  padding: 10px 0;
  border-top: 1px solid var(--line);
}

.page-contact .address-card__list dt {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--mist);
}

.page-contact .address-card__list dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .address-card__list dd a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(216, 255, 62, .45);
}

.page-contact .contact-address__figure {
  border: 1px solid var(--line);
}

.page-contact .contact-address__note {
  margin: 22px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .contact-address__note a {
  color: var(--lime);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 移动端固定联系条 ---------- */
.page-contact .contact-dock {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 60;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
}

.page-contact .contact-dock__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: .04em;
  text-decoration: none;
}

.page-contact .contact-dock__btn--tel {
  background: var(--lime);
  color: var(--ink);
}

.page-contact .contact-dock__btn--mail {
  background: var(--ink-2);
  color: var(--paper);
}

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-contact .contact-hero__channels {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    gap: 16px;
  }

  .page-contact .lane-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .page-contact .hours-grid {
    grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
    gap: 32px;
    align-items: start;
  }

  .page-contact .partner-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 900px) {
  .page-contact {
    padding-bottom: 0;
  }

  .page-contact .contact-hero {
    padding: 24px 0 56px;
  }

  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, .65fr);
    gap: 44px;
    align-items: start;
  }

  .page-contact .contact-hero__intro h1 {
    transform: rotate(-1.5deg);
    transform-origin: left center;
  }

  .page-contact .contact-lanes__body {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    gap: 36px;
    align-items: start;
  }

  .page-contact .contact-mail__grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
    gap: 36px;
  }

  .page-contact .contact-address__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 28px;
    align-items: stretch;
  }

  .page-contact .contact-lanes,
  .page-contact .contact-mail,
  .page-contact .contact-hours,
  .page-contact .contact-partner,
  .page-contact .contact-address {
    padding-top: 64px;
    padding-bottom: 64px;
  }

  .page-contact .contact-dock {
    display: none;
  }
}

@media (min-width: 1100px) {
  .page-contact .lane-list {
    gap: 16px;
  }

  .page-contact .contact-hero__lead,
  .page-contact .lane-card__body,
  .page-contact .mail-steps p {
    font-size: 16px;
  }
}

/* 滚动显现（JS 可用时增强，不可用时内容完整可见） */
.reveal-ready .page-contact [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .45s ease, transform .45s ease;
}

.reveal-ready .page-contact [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

.reveal-ready .page-contact [data-reveal]:nth-child(2) {
  transition-delay: .08s;
}

.reveal-ready .page-contact [data-reveal]:nth-child(3) {
  transition-delay: .16s;
}