.page-contact {
  --ct-ink-paper: #1A1626;
  --ct-ink-paper-dim: #5A5548;
  --ct-gap: clamp(22px, 4vw, 46px);
}

/* ---------- 面包屑 ---------- */
.page-contact .contact-crumbs {
  padding-top: clamp(18px, 3vw, 30px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-top: clamp(16px, 3vw, 28px);
  padding-bottom: clamp(30px, 5vw, 62px);
}

.page-contact .contact-hero__inner {
  display: grid;
  gap: clamp(22px, 4vw, 38px);
}

.page-contact .contact-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(38px, 8.4vw, 82px);
  line-height: 1.03;
  letter-spacing: -0.025em;
  color: var(--paper);
}

.page-contact .contact-hero__hl {
  display: inline-block;
  background: var(--grad-neon);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-contact .contact-hero__sub {
  margin: 20px 0 0;
  max-width: 620px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--paper-mute);
}

.page-contact .contact-hero__tags {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .contact-hero__media {
  margin: 0;
  border-radius: var(--r);
  overflow: hidden;
}

@media (min-width: 960px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    align-items: end;
    gap: clamp(32px, 4vw, 64px);
  }
}

/* ---------- 事项分流卡片 ---------- */
.page-contact .contact-routes-wrap {
  padding-top: clamp(34px, 6vw, 74px);
}

.page-contact .contact-routes__lead {
  margin: 12px 0 0;
  max-width: 640px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--paper-mute);
}

.page-contact .contact-routes {
  margin-top: clamp(24px, 4vw, 46px);
  display: grid;
  gap: 16px;
}

.page-contact .contact-route {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: clamp(20px, 2.8vw, 30px);
  border-radius: var(--r);
  overflow: hidden;
  transition: transform 0.3s cubic-bezier(0.2, 0.7, 0.3, 1), box-shadow 0.3s ease;
}

.page-contact .contact-route::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 2px;
  background: var(--grad-neon);
  opacity: 0.5;
}

.page-contact .contact-route:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-neon);
}

.page-contact .contact-route__title {
  margin: 12px 0 0;
  font-size: clamp(19px, 2.1vw, 24px);
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .contact-route__text {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper-mute);
}

.page-contact .contact-route__ch {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(166, 107, 255, 0.22);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
}

@media (min-width: 760px) {
  .page-contact .contact-routes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 1060px) {
  .page-contact .contact-routes {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 24px 24px;
  }
  .page-contact .contact-route:nth-child(1) { grid-column: 1 / span 5; }
  .page-contact .contact-route:nth-child(2) { grid-column: 7 / span 6; margin-top: 52px; }
  .page-contact .contact-route:nth-child(3) { grid-column: 2 / span 5; }
  .page-contact .contact-route:nth-child(4) { grid-column: 8 / span 4; margin-top: 46px; }
}

/* ---------- 联系方式纸白层 ---------- */
.page-contact .contact-reach {
  padding-top: clamp(44px, 7vw, 92px);
}

.page-contact .contact-reach__box {
  position: relative;
  overflow: hidden;
  border-radius: clamp(18px, 3vw, 28px);
  padding: clamp(24px, 4vw, 54px);
}

.page-contact .contact-reach__box::after {
  content: "";
  position: absolute;
  right: -70px;
  top: -70px;
  width: 280px;
  height: 280px;
  background-image:
    linear-gradient(rgba(108, 43, 217, 0.16) 1px, transparent 1px),
    linear-gradient(90deg, rgba(108, 43, 217, 0.16) 1px, transparent 1px);
  background-size: 28px 28px;
  transform: rotate(12deg);
  pointer-events: none;
  z-index: 0;
}

.page-contact .contact-reach__head,
.page-contact .contact-lines,
.page-contact .contact-reach__note {
  position: relative;
  z-index: 1;
}

.page-contact .contact-reach__box .eyebrow {
  color: var(--violet);
}

.page-contact .contact-reach__title {
  margin: 10px 0 0;
  font-size: clamp(26px, 3.6vw, 40px);
  line-height: 1.16;
  letter-spacing: -0.015em;
  color: var(--ct-ink-paper);
}

.page-contact .contact-lines {
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 14px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(26, 22, 38, 0.14);
}

.page-contact .contact-line__key {
  flex: 0 0 84px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--violet);
}

.page-contact .contact-line__val {
  flex: 1 1 220px;
  min-width: 0;
  font-size: clamp(15px, 1.6vw, 18px);
  font-weight: 600;
  line-height: 1.6;
  color: var(--ct-ink-paper);
  overflow-wrap: anywhere;
}

.page-contact .contact-reach__box .copy-btn {
  flex: 0 0 auto;
  padding: 5px 14px;
  border: 1px solid rgba(108, 43, 217, 0.45);
  border-radius: 999px;
  background: rgba(108, 43, 217, 0.08);
  color: var(--violet);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.page-contact .contact-reach__box .copy-btn:hover {
  background: var(--violet);
  color: var(--paper);
}

.page-contact .contact-reach__note {
  margin: 22px 0 0;
  max-width: 720px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--ct-ink-paper-dim);
}

/* ---------- 提交问题时请带上 ---------- */
.page-contact .contact-prep {
  padding-top: clamp(44px, 7vw, 92px);
}

.page-contact .contact-prep__inner {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-contact .contact-prep__lead {
  margin: 12px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--paper-mute);
}

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

.page-contact .contact-prep__item {
  display: flex;
  gap: 18px;
  padding: clamp(18px, 2.4vw, 24px);
  border-radius: var(--r-sm);
  background: var(--ink-2);
  border: 1px solid rgba(166, 107, 255, 0.18);
  transition: border-color 0.25s ease;
}

.page-contact .contact-prep__item:hover {
  border-color: rgba(198, 255, 61, 0.45);
}

.page-contact .contact-prep__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--violet-lite);
}

.page-contact .contact-prep__body h3 {
  margin: 0;
  font-size: 17px;
  line-height: 1.5;
  color: var(--paper);
}

.page-contact .contact-prep__body p {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper-mute);
}

@media (min-width: 900px) {
  .page-contact .contact-prep__inner {
    grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
    align-items: start;
    gap: clamp(32px, 5vw, 72px);
  }
}

/* ---------- 响应节奏 ---------- */
.page-contact .contact-sla {
  padding-top: clamp(44px, 7vw, 92px);
}

.page-contact .contact-sla__inner {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

.page-contact .contact-sla__lead {
  margin: 14px 0 0;
  max-width: 560px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--paper-mute);
}

.page-contact .contact-sla__stats {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
}

.page-contact .contact-sla__stat {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 16px;
  padding: 16px 0;
  border-top: 1px solid rgba(166, 107, 255, 0.24);
}

.page-contact .contact-sla__stat .stat__value {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: clamp(19px, 2.6vw, 26px);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--lime);
}

.page-contact .contact-sla__stat .stat__label {
  flex: 1 1 180px;
  min-width: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--paper-mute);
}

.page-contact .contact-sla__side {
  display: grid;
  gap: clamp(16px, 3vw, 24px);
  align-content: start;
}

.page-contact .contact-sla__figure {
  margin: 0;
  display: grid;
  justify-items: center;
  gap: 16px;
  padding: clamp(22px, 3vw, 32px);
  border-radius: var(--r);
  text-align: center;
}

.page-contact .contact-sla__arc {
  width: clamp(124px, 20vw, 168px);
  height: clamp(124px, 20vw, 168px);
}

.page-contact .contact-sla__figcap {
  max-width: 300px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--paper-mute);
}

.page-contact .contact-sla__media {
  margin: 0;
  border-radius: var(--r);
  overflow: hidden;
}

@media (min-width: 900px) {
  .page-contact .contact-sla__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
    gap: clamp(34px, 5vw, 76px);
  }
}

/* ---------- 文档入口 ---------- */
.page-contact .contact-docs {
  padding-top: clamp(44px, 7vw, 92px);
  padding-bottom: clamp(48px, 8vw, 104px);
}

.page-contact .contact-docs__inner {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
}

.page-contact .contact-docs__copy h2 {
  margin: 10px 0 0;
  font-size: clamp(26px, 3.8vw, 42px);
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-contact .contact-docs__copy p {
  margin: 16px 0 0;
  max-width: 640px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--paper-mute);
}

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

.page-contact .contact-docs__links li {
  padding: 14px 0;
  border-bottom: 1px solid rgba(166, 107, 255, 0.22);
}

.page-contact .contact-docs__links li:first-child {
  border-top: 1px solid rgba(166, 107, 255, 0.22);
}

@media (min-width: 900px) {
  .page-contact .contact-docs__inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
    gap: clamp(34px, 5vw, 76px);
  }
}