.page-contact {
  --pc-gap: clamp(16px, 3vw, 32px);
  --pc-radius: var(--fg-radius);
  background: var(--fg-ink);
  color: var(--fg-paper);
  font-family: var(--fg-font-body);
}

.page-contact *,
.page-contact *::before,
.page-contact *::after {
  box-sizing: border-box;
}

.page-contact [id] {
  scroll-margin-top: 112px;
}

.page-contact .fg-eyebrow {
  font-family: var(--fg-font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--fg-mist);
  margin: 0;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(104px, 13vw, 164px) var(--fg-gutter) clamp(32px, 5vw, 56px);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    linear-gradient(102deg, transparent 4%, rgba(154, 92, 255, .18) 26%, rgba(47, 243, 255, .13) 48%, transparent 70%),
    radial-gradient(110% 76% at 82% -12%, rgba(255, 45, 170, .14), transparent 62%);
  filter: blur(2px);
}

.page-contact .contact-hero__inner {
  max-width: var(--fg-wrap);
  margin: 0 auto;
}

.page-contact .fg-breadcrumb__list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 22px;
  padding: 0;
  font-family: var(--fg-font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--fg-mist);
}

.page-contact .fg-breadcrumb__list li {
  display: flex;
  align-items: center;
}

.page-contact .fg-breadcrumb__list li + li::before {
  content: "/";
  margin-right: 8px;
  color: rgba(154, 167, 194, .45);
}

.page-contact .fg-breadcrumb__list a {
  color: var(--fg-mist);
  text-decoration: none;
  transition: color .2s ease;
}

.page-contact .fg-breadcrumb__list a:hover,
.page-contact .fg-breadcrumb__list a:focus-visible {
  color: var(--fg-cyan);
}

.page-contact .contact-hero__title {
  font-family: var(--fg-font-display);
  font-size: clamp(34px, 7.6vw, 80px);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: .01em;
  margin: 18px 0 20px;
  max-width: 16ch;
  color: var(--fg-paper);
  text-wrap: balance;
}

.page-contact .contact-hero__lead {
  margin: 0;
  max-width: 60ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--fg-mist);
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pc-gap);
  align-items: start;
  margin-top: clamp(28px, 5vw, 48px);
}

/* ---------- 联系卡 ---------- */
.page-contact .contact-card {
  position: relative;
  border: 1px solid rgba(47, 243, 255, .42);
  border-radius: var(--pc-radius);
  background: linear-gradient(165deg, rgba(17, 21, 34, .98), rgba(10, 12, 22, .98));
  box-shadow: var(--fg-glow-cyan);
  overflow: hidden;
}

.page-contact .contact-card__media {
  position: relative;
  aspect-ratio: 16 / 7;
  overflow: hidden;
}

.page-contact .contact-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: .55;
  filter: saturate(1.15);
}

.page-contact .contact-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 8, 15, .1) 0%, rgba(7, 8, 15, .94) 92%);
}

.page-contact .contact-card__body {
  padding: clamp(18px, 3vw, 26px);
}

.page-contact .contact-card__title {
  font-family: var(--fg-font-display);
  font-size: clamp(19px, 2.4vw, 24px);
  font-weight: 800;
  line-height: 1.25;
  margin: 0 0 12px;
  color: var(--fg-paper);
}

.page-contact .contact-rows {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-contact .contact-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 13px 0;
  border-bottom: 1px solid var(--fg-line);
}

.page-contact .contact-row:last-child {
  border-bottom: 0;
}

.page-contact .contact-row__key {
  font-family: var(--fg-font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: rgba(154, 167, 194, .8);
}

.page-contact .contact-row__val {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  min-width: 0;
}

.page-contact .contact-row__value {
  font-size: clamp(14px, 1.7vw, 15.5px);
  line-height: 1.5;
  color: var(--fg-paper);
  overflow-wrap: anywhere;
}

.page-contact .fg-copy {
  font-family: var(--fg-font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--fg-cyan);
  background: rgba(47, 243, 255, .08);
  border: 1px solid rgba(47, 243, 255, .38);
  border-radius: var(--fg-radius-pill);
  padding: 3px 11px;
  cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}

.page-contact .fg-copy:hover,
.page-contact .fg-copy:focus-visible,
.page-contact .fg-copy.is-copied {
  background: var(--fg-cyan);
  color: var(--fg-ink);
  border-color: var(--fg-cyan);
}

.page-contact .contact-card__note {
  margin: 16px 0 0;
  padding: 12px 14px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--fg-mist);
  background: rgba(47, 243, 255, .06);
  border-left: 2px solid rgba(47, 243, 255, .55);
  border-radius: 0 var(--fg-radius-sm) var(--fg-radius-sm) 0;
}

/* ---------- 场景入口 ---------- */
.page-contact .scene-nav {
  display: grid;
  gap: 14px;
  min-width: 0;
}

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

.page-contact .scene-nav__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  text-decoration: none;
  color: var(--fg-paper);
  background: rgba(17, 21, 34, .74);
  border: 1px solid var(--fg-line);
  border-left: 2px solid transparent;
  border-radius: 10px;
  transition: border-color .22s ease, background .22s ease, transform .22s ease;
}

.page-contact .scene-nav__item:hover,
.page-contact .scene-nav__item:focus-visible {
  border-color: rgba(47, 243, 255, .5);
  border-left-color: var(--fg-cyan);
  background: rgba(17, 21, 34, .98);
  transform: translateX(3px);
}

.page-contact .scene-nav__index {
  font-family: var(--fg-font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--fg-coral);
}

.page-contact .scene-nav__text {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.page-contact .scene-nav__label {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--fg-paper);
}

.page-contact .scene-nav__desc {
  font-size: 13px;
  line-height: 1.55;
  color: var(--fg-mist);
}

.page-contact .scene-nav__arrow {
  font-family: var(--fg-font-mono);
  font-size: 15px;
  color: var(--fg-cyan);
}

/* ---------- 通用区块 ---------- */
.page-contact .contact-block {
  position: relative;
  padding: clamp(40px, 6.5vw, 82px) var(--fg-gutter);
}

.page-contact .contact-block--stage {
  background: linear-gradient(180deg, transparent, rgba(17, 21, 34, .86) 14%, rgba(17, 21, 34, .86) 86%, transparent);
}

.page-contact .contact-block--sliced::before {
  content: "";
  position: absolute;
  left: -6%;
  right: -6%;
  top: 8%;
  height: 46%;
  pointer-events: none;
  background: linear-gradient(98deg, transparent 30%, rgba(154, 92, 255, .13) 52%, transparent 74%);
  transform: skewY(-5deg);
  z-index: 0;
}

.page-contact .contact-block__inner {
  position: relative;
  z-index: 1;
  max-width: var(--fg-wrap);
  margin: 0 auto;
}

.page-contact .contact-block__head {
  display: grid;
  gap: 12px;
  margin-bottom: clamp(22px, 3.6vw, 40px);
  max-width: 64ch;
}

.page-contact .contact-block__title {
  font-family: var(--fg-font-display);
  font-size: clamp(25px, 4.2vw, 44px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: .01em;
  margin: 0;
  color: var(--fg-paper);
}

.page-contact .contact-block__lead {
  margin: 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--fg-mist);
}

.page-contact .contact-links {
  margin: clamp(22px, 3.4vw, 34px) 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--fg-mist);
}

.page-contact .contact-links a {
  color: var(--fg-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 243, 255, .4);
  transition: color .2s ease, border-color .2s ease;
}

.page-contact .contact-links a:hover,
.page-contact .contact-links a:focus-visible {
  color: var(--fg-violet);
  border-color: var(--fg-violet);
}

.page-contact .contact-links--end {
  padding-top: 18px;
  border-top: 1px solid var(--fg-line);
}

/* ---------- 订阅 ---------- */
.page-contact .subscribe-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pc-gap);
  align-items: start;
}

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

.page-contact .subscribe-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  padding: 18px 18px 18px 16px;
  background: rgba(10, 12, 22, .62);
  border: 1px solid var(--fg-line);
  border-radius: var(--pc-radius);
  transition: border-color .22s ease, background .22s ease;
}

.page-contact .subscribe-step:hover {
  border-color: rgba(154, 92, 255, .48);
  background: rgba(10, 12, 22, .9);
}

.page-contact .subscribe-step__num {
  font-family: var(--fg-font-mono);
  font-size: 22px;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(47, 243, 255, .85);
  padding-top: 2px;
}

.page-contact .subscribe-step__title {
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.4;
  margin: 0 0 6px;
  color: var(--fg-paper);
}

.page-contact .subscribe-step__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--fg-mist);
}

.page-contact .subscribe-visual {
  position: relative;
  border: 1px solid rgba(154, 92, 255, .4);
  border-radius: var(--pc-radius);
  overflow: hidden;
  background: var(--fg-stage-2);
}

.page-contact .subscribe-visual img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  opacity: .78;
}

.page-contact .subscribe-visual__types {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .sub-type {
  font-family: var(--fg-font-mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  padding: 5px 12px;
  border-radius: var(--fg-radius-pill);
  border: 1px solid var(--fg-line);
  color: var(--fg-mist);
  background: rgba(7, 8, 15, .82);
}

.page-contact .sub-type--a {
  color: var(--fg-cyan);
  border-color: rgba(47, 243, 255, .5);
}

.page-contact .sub-type--b {
  color: var(--fg-violet);
  border-color: rgba(154, 92, 255, .5);
}

.page-contact .sub-type--c {
  color: var(--fg-magenta);
  border-color: rgba(255, 45, 170, .5);
}

/* ---------- 合作 ---------- */
.page-contact .coop-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-contact .coop-item {
  padding: 18px 20px;
  background: rgba(17, 21, 34, .78);
  border: 1px solid var(--fg-line);
  border-top: 2px solid rgba(255, 106, 61, .6);
  border-radius: 0 0 var(--pc-radius) var(--pc-radius);
  transition: border-top-color .22s ease, background .22s ease;
}

.page-contact .coop-item:hover {
  border-top-color: var(--fg-cyan);
  background: rgba(17, 21, 34, .98);
}

.page-contact .coop-item__key {
  margin: 0 0 8px;
  font-family: var(--fg-font-mono);
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--fg-coral);
}

.page-contact .coop-item__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--fg-mist);
}

.page-contact .coop-note {
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 16px 18px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--fg-paper);
  background: linear-gradient(100deg, rgba(255, 45, 170, .16), rgba(154, 92, 255, .1) 60%, transparent);
  border-left: 3px solid var(--fg-magenta);
  border-radius: 0 var(--fg-radius-sm) var(--fg-radius-sm) 0;
}

.page-contact .coop-note a {
  color: var(--fg-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 243, 255, .42);
}

.page-contact .coop-note a:hover,
.page-contact .coop-note a:focus-visible {
  color: var(--fg-violet);
  border-color: var(--fg-violet);
}

/* ---------- 客服 ---------- */
.page-contact .support-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-contact .support-card {
  padding: 18px 20px;
  background: rgba(10, 12, 22, .7);
  border: 1px solid var(--fg-line);
  border-radius: var(--pc-radius);
}

.page-contact .support-card__title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--fg-paper);
}

.page-contact .support-card__title::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 9px;
  vertical-align: middle;
  background: var(--fg-lime);
  border-radius: 50%;
  box-shadow: 0 0 10px rgba(168, 255, 62, .8);
}

.page-contact .support-card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--fg-mist);
  overflow-wrap: anywhere;
}

/* ---------- 地址 ---------- */
.page-contact .visit-grid {
  margin: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--fg-line);
  border: 1px solid var(--fg-line);
  border-radius: var(--pc-radius);
  overflow: hidden;
}

.page-contact .visit-item {
  padding: 18px 20px;
  background: var(--fg-stage);
}

.page-contact .visit-item__key {
  font-family: var(--fg-font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: rgba(154, 167, 194, .78);
  margin-bottom: 6px;
}

.page-contact .visit-item__val {
  margin: 0;
  font-size: clamp(14.5px, 1.7vw, 16px);
  line-height: 1.6;
  color: var(--fg-paper);
  overflow-wrap: anywhere;
}

/* ---------- 时间线 ---------- */
.page-contact .timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 26px;
  position: relative;
  display: grid;
  gap: 22px;
}

.page-contact .timeline::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: linear-gradient(180deg, var(--fg-cyan), var(--fg-violet) 62%, transparent);
}

.page-contact .timeline__item {
  position: relative;
}

.page-contact .timeline__item::before {
  content: "";
  position: absolute;
  left: -26px;
  top: 6px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--fg-ink);
  border: 2px solid var(--fg-cyan);
  box-shadow: 0 0 12px rgba(47, 243, 255, .6);
}

.page-contact .timeline__num {
  display: block;
  font-family: var(--fg-font-mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--fg-violet);
  margin-bottom: 4px;
}

.page-contact .timeline__title {
  margin: 0 0 6px;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--fg-paper);
}

.page-contact .timeline__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--fg-mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-contact .contact-row {
    grid-template-columns: 84px minmax(0, 1fr);
    align-items: baseline;
    gap: 12px;
  }

  .page-contact .coop-grid,
  .page-contact .support-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .visit-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
    gap: clamp(24px, 3vw, 44px);
  }

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

  .page-contact .subscribe-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    gap: clamp(24px, 3vw, 40px);
  }
}

@media (min-width: 1100px) {
  .page-contact .contact-hero__title {
    max-width: 15ch;
  }

  .page-contact .contact-block__head {
    max-width: 70ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition-duration: .001ms !important;
  }

  .page-contact .scene-nav__item:hover,
  .page-contact .scene-nav__item:focus-visible {
    transform: none;
  }
}
<<<END>>>