.page-contact {
  --rail-w: 372px;
  position: relative;
  padding-bottom: clamp(60px, 9vw, 130px);
  overflow-x: clip;
}

.page-contact .contact-topline {
  padding-top: clamp(20px, 4vw, 42px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  display: grid;
  gap: clamp(24px, 4vw, 46px);
  margin-top: clamp(18px, 3vw, 32px);
  padding-bottom: clamp(32px, 5vw, 56px);
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .contact-hero__idx {
  margin: 0 0 14px;
  color: var(--cyan);
  letter-spacing: .22em;
}

.page-contact .contact-hero h1 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2rem, 7vw, 3.8rem);
  line-height: 1.1;
  letter-spacing: -.02em;
  color: var(--white);
}

.page-contact .contact-hl {
  color: var(--cyan);
  text-shadow: 0 0 34px rgba(53, 224, 216, .3);
}

.page-contact .contact-hero__lede {
  max-width: 58ch;
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  color: var(--text);
}

.page-contact .contact-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-contact .contact-hero__art {
  position: relative;
  aspect-ratio: 900 / 560;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--glass);
  box-shadow: var(--shadow-float);
}

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

.page-contact .contact-hero__art::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(11, 18, 32, 0) 46%, rgba(11, 18, 32, .76) 100%),
    radial-gradient(90% 70% at 84% 6%, rgba(53, 224, 216, .18), transparent 62%);
}

@media (min-width: 900px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    align-items: end;
  }
}

/* ---------- 左右分栏主体 ---------- */
.page-contact .contact-deck {
  display: grid;
  gap: clamp(30px, 4.4vw, 56px);
  margin-top: clamp(38px, 6vw, 74px);
}

.page-contact .contact-rail,
.page-contact .contact-main,
.page-contact .contact-block {
  min-width: 0;
}

.page-contact .contact-main {
  display: grid;
  gap: clamp(42px, 6vw, 78px);
}

@media (min-width: 1000px) {
  .page-contact .contact-deck {
    grid-template-columns: var(--rail-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .contact-rail {
    position: sticky;
    top: 104px;
  }
}

/* ---------- 联系卡 ---------- */
.page-contact .contact-card {
  padding: clamp(22px, 2.6vw, 30px);
  border-radius: var(--radius-lg);
}

.page-contact .contact-card__label {
  margin: 0 0 10px;
  color: var(--gold);
  letter-spacing: .2em;
}

.page-contact .contact-card__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(1.18rem, 2.4vw, 1.38rem);
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-contact .contact-list {
  list-style: none;
  margin: clamp(16px, 2.4vw, 22px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .contact-list li {
  display: grid;
  gap: 5px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--line-soft);
}

.page-contact .contact-list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .contact-list__key {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--text-dim);
}

.page-contact .contact-list__val {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--white);
  overflow-wrap: anywhere;
}

.page-contact .contact-card__note {
  margin: clamp(16px, 2.4vw, 22px) 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--cyan);
  font-size: .92rem;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-contact .contact-status {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 14px;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line-soft);
  background: rgba(18, 28, 46, .62);
  font-size: .9rem;
  color: var(--text);
}

.page-contact .contact-status__dot {
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 0 4px rgba(79, 209, 165, .18);
  animation: contact-beacon 2.6s ease-in-out infinite;
}

@keyframes contact-beacon {
  0%, 100% {
    opacity: 1;
    box-shadow: 0 0 0 4px rgba(79, 209, 165, .18);
  }
  50% {
    opacity: .62;
    box-shadow: 0 0 0 8px rgba(79, 209, 165, .04);
  }
}

/* ---------- 合作方向 ---------- */
.page-contact .coop-grid {
  display: grid;
  gap: 16px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-contact .coop-card {
  position: relative;
  padding: clamp(20px, 2.4vw, 28px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  overflow: hidden;
  background: linear-gradient(158deg, rgba(18, 28, 46, .94) 0%, rgba(11, 18, 32, .9) 100%);
}

.page-contact .coop-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), rgba(53, 224, 216, 0) 84%);
}

.page-contact .coop-card--gold::before {
  background: linear-gradient(90deg, var(--gold), rgba(242, 184, 75, 0) 84%);
}

.page-contact .coop-card--ember::before {
  background: linear-gradient(90deg, var(--ember), rgba(224, 89, 43, 0) 84%);
}

.page-contact .coop-card__num {
  display: block;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .18em;
  color: var(--text-dim);
}

.page-contact .coop-card__title {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-size: clamp(1.05rem, 2vw, 1.22rem);
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-contact .coop-card__text {
  margin: 10px 0 0;
  font-size: .95rem;
  line-height: 1.78;
  color: var(--text);
}

.page-contact .coop-card__meta {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line-soft);
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .05em;
  color: var(--text-dim);
}

@media (min-width: 760px) {
  .page-contact .coop-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-contact .coop-card:nth-child(2) {
    margin-top: 30px;
  }

  .page-contact .coop-card:nth-child(3) {
    margin-top: 14px;
  }
}

.page-contact .coop-flow {
  margin-top: clamp(26px, 3.6vw, 42px);
  aspect-ratio: 800 / 500;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-soft);
  overflow: hidden;
  background: var(--glass);
}

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

/* ---------- 支持流程时间轴 ---------- */
.page-contact .flow-list {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
}

.page-contact .flow-step {
  position: relative;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 18px;
  padding-bottom: 28px;
}

.page-contact .flow-step::before {
  content: "";
  position: absolute;
  left: 21px;
  top: 48px;
  bottom: 4px;
  width: 1px;
  background: linear-gradient(180deg, rgba(53, 224, 216, .55), rgba(53, 224, 216, 0));
}

.page-contact .flow-step:last-child {
  padding-bottom: 0;
}

.page-contact .flow-step:last-child::before {
  display: none;
}

.page-contact .flow-step__num {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  background: rgba(18, 28, 46, .92);
  font-family: var(--font-mono);
  font-size: .82rem;
  color: var(--cyan);
}

.page-contact .flow-step:last-child .flow-step__num {
  border-color: rgba(242, 184, 75, .5);
  color: var(--gold);
}

.page-contact .flow-step__title {
  margin: 7px 0 0;
  font-family: var(--font-head);
  font-size: 1.04rem;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-contact .flow-step__text {
  margin: 8px 0 0;
  font-size: .95rem;
  line-height: 1.78;
  color: var(--text);
}

/* ---------- 服务时间 ---------- */
.page-contact .hours-grid {
  display: grid;
  gap: 16px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-contact .hours-card {
  padding: clamp(20px, 2.4vw, 28px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: rgba(18, 28, 46, .72);
}

.page-contact .hours-card--gold {
  border-color: rgba(242, 184, 75, .28);
  background: linear-gradient(160deg, rgba(242, 184, 75, .1), rgba(18, 28, 46, .84) 56%);
}

.page-contact .hours-card__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .18em;
  color: var(--text-dim);
}

.page-contact .hours-card__value {
  margin: 12px 0 0;
  font-size: clamp(1.08rem, 2.2vw, 1.28rem);
  color: var(--cyan);
}

.page-contact .hours-card--gold .hours-card__value {
  color: var(--gold);
}

.page-contact .hours-card__text {
  margin: 12px 0 0;
  font-size: .94rem;
  line-height: 1.78;
  color: var(--text);
}

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

/* ---------- 站点信息 ---------- */
.page-contact .filing-list {
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--line-soft);
}

.page-contact .filing-list__row {
  display: grid;
  gap: 6px;
  padding: 16px 20px;
  background: rgba(18, 28, 46, .8);
}

.page-contact .filing-list dt {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--text-dim);
}

.page-contact .filing-list dd {
  margin: 0;
  color: var(--white);
  overflow-wrap: anywhere;
}

@media (min-width: 620px) {
  .page-contact .filing-list__row {
    grid-template-columns: 180px minmax(0, 1fr);
    align-items: center;
  }
}

.page-contact .contact-links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 0;
}

.page-contact .contact-links a {
  display: inline-flex;
  align-items: center;
  padding: 9px 16px;
  border-radius: var(--pill);
  border: 1px solid var(--line);
  background: rgba(18, 28, 46, .6);
  color: var(--text);
  font-size: .88rem;
  text-decoration: none;
  transition: border-color .2s ease, color .2s ease, background .2s ease;
}

.page-contact .contact-links a:hover,
.page-contact .contact-links a:focus-visible {
  border-color: var(--line-strong);
  background: rgba(53, 224, 216, .08);
  color: var(--cyan);
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-status__dot {
    animation: none;
  }

  .page-contact .contact-links a {
    transition: none;
  }
}