.page-contact {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--f-sans);
  padding-bottom: clamp(56px, 9vw, 120px);
}

.page-contact .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: clamp(20px, 4vw, 40px);
  margin-bottom: clamp(24px, 4vw, 44px);
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--grey);
}

.page-contact .breadcrumbs a {
  color: var(--cyan-deep);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.18s var(--ease);
}

.page-contact .breadcrumbs a:hover {
  border-bottom-color: currentColor;
}

.page-contact .breadcrumbs__sep {
  color: var(--line);
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  display: grid;
  gap: clamp(14px, 2.6vw, 22px);
  padding-bottom: clamp(28px, 5vw, 48px);
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-hero__title {
  margin: 0;
  font-size: clamp(2.3rem, 8.5vw, 4.6rem);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: -0.03em;
  color: var(--navy);
}

.page-contact .contact-hero__thin {
  display: block;
  font-weight: 300;
  letter-spacing: -0.02em;
  color: var(--navy-2);
}

.page-contact .contact-hero__lede {
  margin: 0;
  max-width: 52ch;
  font-size: clamp(1rem, 2.1vw, 1.12rem);
  line-height: 1.85;
  color: var(--grey);
}

/* ---------- 双栏骨架 ---------- */

.page-contact .contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 5vw, 56px);
  padding-top: clamp(30px, 5vw, 52px);
}

.page-contact .contact-main {
  display: grid;
  gap: clamp(28px, 5vw, 48px);
  min-width: 0;
}

.page-contact .contact-main > section {
  min-width: 0;
}

@media (min-width: 960px) {
  .page-contact .contact-grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(260px, 1fr);
    align-items: start;
  }

  .page-contact .contact-aside {
    position: sticky;
    top: 40px;
  }
}

/* ---------- 区块标题 ---------- */

.page-contact .section__head {
  margin-bottom: clamp(18px, 3vw, 26px);
}

.page-contact .section__head h2,
.page-contact .contact-advice h2,
.page-contact .callback h2,
.page-contact .contact-hours h2,
.page-contact .contact-final h2 {
  margin: 6px 0 0;
  font-size: clamp(1.45rem, 3.4vw, 2.05rem);
  font-weight: 900;
  line-height: 1.22;
  letter-spacing: -0.02em;
  color: var(--navy);
}

/* ---------- 信息图 ---------- */

.page-contact .contact-figure {
  margin: 0 0 clamp(20px, 3.5vw, 30px);
  background: var(--paper-white);
  border: 1px solid var(--line);
  padding: 8px;
  box-shadow: var(--shadow-paper);
}

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

.page-contact .contact-figure__cap {
  padding: 9px 6px 2px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--grey);
}

/* ---------- 渠道卡 ---------- */

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

@media (min-width: 720px) {
  .page-contact .channels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }

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

  .page-contact .chan--addr {
    grid-column: 1 / -1;
  }
}

.page-contact .chan {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(18px, 3vw, 26px);
  background: var(--paper-white);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-paper);
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

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

.page-contact .chan__code {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan-deep);
}

.page-contact .chan__code::before {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--cyan-deep);
}

.page-contact .chan__title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--navy);
}

.page-contact .chan__text {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--grey);
}

.page-contact .chan__value {
  align-self: flex-start;
  max-width: 100%;
  font-family: var(--f-mono);
  font-size: clamp(0.88rem, 1.6vw, 1rem);
  line-height: 1.5;
  color: var(--navy);
  text-decoration: none;
  word-break: break-word;
  border-bottom: 2px solid var(--cyan);
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-contact a.chan__value:hover {
  color: var(--cyan-deep);
  border-bottom-color: var(--coral);
}

.page-contact .chan__value--plain {
  border-bottom: 0;
  font-family: var(--f-sans);
  font-size: 0.96rem;
  font-weight: 500;
  line-height: 1.65;
}

.page-contact .chan__meta {
  margin: 0;
  padding-top: 9px;
  border-top: 1px dashed var(--line);
  font-family: var(--f-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--grey);
}

/* ---------- 写邮件 ---------- */

.page-contact .contact-advice {
  background: var(--mint);
  border: 1px solid rgba(10, 143, 134, 0.22);
  padding: clamp(20px, 4vw, 36px);
}

.page-contact .contact-advice h2 {
  color: var(--navy);
}

.page-contact .contact-advice__lede {
  margin: 14px 0 22px;
  max-width: 58ch;
  font-size: 0.96rem;
  line-height: 1.85;
  color: var(--navy-2);
}

.page-contact .mail-steps {
  display: grid;
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .mail-steps > li {
  padding-left: 16px;
  border-left: 1px solid rgba(10, 143, 134, 0.4);
}

.page-contact .mail-steps__no {
  display: block;
  margin-bottom: 4px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--cyan-deep);
}

.page-contact .mail-steps h3 {
  margin: 0 0 4px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
}

.page-contact .mail-steps p {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.8;
  color: var(--navy-2);
}

/* ---------- 电话回拨 ---------- */

.page-contact .callback {
  background: var(--navy-2);
  color: var(--paper);
  padding: clamp(22px, 4vw, 34px);
  border-left: 4px solid var(--coral);
}

.page-contact .callback .eyebrow {
  color: var(--cyan);
}

.page-contact .callback h2 {
  color: var(--paper);
}

.page-contact .callback p {
  margin: 12px 0 0;
  max-width: 56ch;
  font-size: 0.95rem;
  line-height: 1.85;
  color: rgba(245, 241, 234, 0.82);
}

.page-contact .callback__points {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .callback__points li {
  position: relative;
  padding-left: 20px;
  font-size: 0.89rem;
  line-height: 1.7;
  color: rgba(245, 241, 234, 0.9);
}

.page-contact .callback__points li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 9px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
}

/* ---------- 回复节奏 ---------- */

.page-contact .contact-hours {
  padding-top: clamp(20px, 4vw, 30px);
  border-top: 1px solid var(--line);
}

.page-contact .hours-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-top: 16px;
}

@media (min-width: 640px) {
  .page-contact .hours-grid {
    grid-template-columns: minmax(170px, 0.8fr) minmax(0, 1.2fr);
    align-items: start;
  }
}

.page-contact .hours-num__big {
  display: block;
  font-family: var(--f-mono);
  font-size: clamp(1.45rem, 4.5vw, 2.25rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--navy);
}

.page-contact .hours-num__cap {
  display: block;
  margin-top: 6px;
  font-family: var(--f-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--grey);
}

.page-contact .hours-text p {
  margin: 0 0 10px;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--grey);
}

.page-contact .hours-text p:last-child {
  margin-bottom: 0;
}

/* ---------- 地址与备案 ---------- */

.page-contact .contact-final {
  padding: clamp(20px, 4vw, 32px);
  background: var(--paper-white);
  border: 1px solid var(--line);
}

.page-contact .contact-final__list {
  display: grid;
  gap: 12px;
  margin: 18px 0 0;
}

.page-contact .contact-final__list > div {
  display: grid;
  gap: 2px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line);
}

.page-contact .contact-final__list > div:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

@media (min-width: 560px) {
  .page-contact .contact-final__list > div {
    grid-template-columns: 84px minmax(0, 1fr);
    align-items: baseline;
    gap: 14px;
  }
}

.page-contact .contact-final dt {
  font-family: var(--f-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--cyan-deep);
}

.page-contact .contact-final dd {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.72;
  color: var(--ink);
  word-break: break-word;
}

.page-contact .contact-next {
  display: grid;
  gap: 0;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

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

.page-contact .contact-next a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 4px;
  font-size: 0.94rem;
  color: var(--navy);
  text-decoration: none;
  transition: color 0.18s var(--ease);
}

.page-contact .contact-next a::after {
  content: "→";
  flex: none;
  font-family: var(--f-mono);
  color: var(--cyan-deep);
  transition: transform 0.18s var(--ease);
}

.page-contact .contact-next a:hover {
  color: var(--cyan-deep);
}

.page-contact .contact-next a:hover::after {
  transform: translateX(6px);
}

/* ---------- 右侧栏 ---------- */

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

.page-contact .contact-aside__art {
  position: relative;
  padding: 8px;
  background: var(--paper-white);
  border: 1px solid var(--line);
  overflow: hidden;
}

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

.page-contact .contact-aside__art::after {
  content: "";
  position: absolute;
  inset: 8px;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(23, 233, 209, 0.14) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(23, 233, 209, 0.14) 1px, transparent 1px);
  background-size: 44px 44px;
}

.page-contact .contact-aside__card {
  padding: clamp(18px, 3vw, 26px);
  background: var(--navy);
  color: var(--paper);
}

.page-contact .contact-aside__card .eyebrow {
  color: var(--cyan);
}

.page-contact .contact-aside__title {
  margin: 9px 0 15px;
  font-size: 1.08rem;
  font-weight: 900;
  letter-spacing: -0.01em;
  line-height: 1.35;
  color: var(--paper);
}

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

.page-contact .aside-list li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 0.89rem;
  line-height: 1.65;
  color: rgba(245, 241, 234, 0.9);
}

.page-contact .aside-list__k {
  flex: none;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-contact .contact-aside__note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(245, 241, 234, 0.18);
  font-size: 0.85rem;
  line-height: 1.75;
  color: rgba(245, 241, 234, 0.72);
}

.page-contact .contact-aside__strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 12px;
  padding: 12px 14px;
  background: var(--paper-white);
  border: 1px solid var(--line);
  font-family: var(--f-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
}

.page-contact .contact-aside__strip-k {
  color: var(--cyan-deep);
}

.page-contact .contact-aside__strip-v {
  color: var(--navy);
}

/* ---------- 动效降级 ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-contact .chan,
  .page-contact .contact-next a,
  .page-contact .contact-next a::after {
    transition: none;
  }

  .page-contact .chan:hover {
    transform: none;
  }

  .page-contact .contact-next a:hover::after {
    transform: none;
  }
}