.page-contact {
  --pc-cut: 7deg;
  --pc-cyan-soft: rgba(33, 243, 255, 0.12);
  --pc-magenta-soft: rgba(255, 46, 154, 0.14);
  background: var(--ink-void);
  color: var(--ice);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-contact .pc-band {
  position: relative;
  padding-block: clamp(40px, 7vw, 84px);
}

.page-contact .pc-band--hero {
  padding-block: 0 clamp(42px, 7vw, 78px);
  background:
    radial-gradient(90% 60% at 12% 0%, rgba(255, 46, 154, 0.14), transparent 62%),
    var(--ink-void);
}

.page-contact .pc-band--channel {
  background: var(--ink-void);
  border-top: 1px solid var(--hair);
}

.page-contact .pc-band--hours {
  background:
    linear-gradient(118deg, rgba(139, 92, 255, 0.18), transparent 58%),
    var(--ink-carbon);
  border-block: 1px solid var(--hair);
}

.page-contact .pc-band--partners {
  background:
    linear-gradient(210deg, rgba(33, 243, 255, 0.07), transparent 46%),
    var(--ink-void);
}

.page-contact .pc-band--prep {
  background: var(--ink-slate);
  border-block: 1px solid var(--hair);
}

.page-contact .pc-band--quick {
  background: var(--ink-void);
}

/* 面包屑 */
.page-contact .crumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding-block: clamp(16px, 3vw, 26px) clamp(16px, 3vw, 30px);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--steel);
}

.page-contact .crumbs__link {
  color: var(--neon-cyan);
  text-decoration: none;
  transition: color var(--dur) var(--ease-out);
}

.page-contact .crumbs__link:hover,
.page-contact .crumbs__link:focus-visible {
  color: var(--ice);
}

.page-contact .crumbs__sep {
  opacity: 0.5;
}

.page-contact .index {
  color: var(--neon-cyan);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin: 0;
}

/* 分区标题组 */
.page-contact .pc-head {
  display: grid;
  gap: clamp(10px, 1.8vw, 16px);
  margin-bottom: clamp(24px, 4vw, 44px);
  max-width: 62ch;
}

.page-contact .pc-head__title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4.6vw, 3rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin: 0;
  color: var(--ice);
}

.page-contact .pc-head__lede {
  margin: 0;
  font-size: clamp(0.92rem, 1.6vw, 1.02rem);
  line-height: 1.8;
  color: var(--steel);
  max-width: 56ch;
}

/* 首屏分屏 */
.page-contact .contact-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2.2vw, 24px);
  align-items: stretch;
}

.page-contact .contact-hero__panel,
.page-contact .contact-hero__side {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: clamp(16px, 2.6vw, 26px);
  padding: clamp(22px, 4vw, 52px);
}

.page-contact .contact-hero__panel {
  background:
    radial-gradient(120% 90% at 0% 0%, rgba(33, 243, 255, 0.16), transparent 58%),
    linear-gradient(180deg, #0a1018, #05080e);
  border: 1px solid var(--edge);
}

.page-contact .contact-hero__panel::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--neon-cyan), var(--neon-magenta) 58%, transparent);
}

.page-contact .contact-hero__side {
  background:
    linear-gradient(200deg, rgba(139, 92, 255, 0.22), transparent 52%),
    var(--ink-carbon);
  border: 1px solid var(--edge-soft);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
}

.page-contact .contact-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.18;
  mix-blend-mode: screen;
  filter: saturate(1.25);
}

.page-contact .contact-hero__bg--side {
  opacity: 0.14;
}

.page-contact .contact-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 9vw, 5rem);
  line-height: 0.94;
  letter-spacing: -0.03em;
  background: linear-gradient(98deg, var(--ice) 26%, var(--neon-cyan) 72%, var(--neon-magenta));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-contact .contact-hero__lede {
  margin: 0;
  max-width: 46ch;
  font-size: clamp(0.92rem, 1.6vw, 1.02rem);
  line-height: 1.85;
  color: var(--steel);
}

/* 超大联系方式 */
.page-contact .contact-line {
  display: grid;
  gap: 0.4rem;
  padding-top: clamp(14px, 2.2vw, 22px);
  border-top: 1px solid var(--hair);
}

.page-contact .contact-line__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--steel);
}

.page-contact .contact-line__value {
  display: inline-block;
  width: fit-content;
  max-width: 100%;
  padding-bottom: 0.3rem;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--ice);
  line-height: 1.16;
  overflow-wrap: anywhere;
  border-bottom: 2px solid rgba(33, 243, 255, 0.4);
}

.page-contact .contact-line__value--mail {
  font-size: clamp(1rem, 4.3vw, 2.05rem);
}

.page-contact .contact-line__value--tel {
  font-size: clamp(1.7rem, 8.2vw, 4.4rem);
  letter-spacing: -0.02em;
  border-bottom-color: rgba(255, 46, 154, 0.5);
}

.page-contact .contact-line__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.25rem;
}

.page-contact .copy-btn {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--neon-cyan);
  background: transparent;
  border: 1px solid var(--edge-hard);
  padding: 0.5rem 0.85rem;
  cursor: pointer;
  transition: background var(--dur) var(--ease-out), color var(--dur) var(--ease-out),
    border-color var(--dur) var(--ease-out);
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  background: var(--pc-cyan-soft);
  color: var(--ice);
}

.page-contact .copy-btn.is-copied {
  color: var(--volt-lime);
  border-color: rgba(182, 255, 59, 0.6);
}

/* 坐标图例 */
.page-contact .legend {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--hair);
  border: 1px solid var(--hair);
}

.page-contact .legend__item {
  background: rgba(7, 11, 18, 0.68);
}

.page-contact .legend__link {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.85rem;
  align-items: start;
  padding: 0.9rem 0.95rem;
  text-decoration: none;
  color: inherit;
  transition: background var(--dur) var(--ease-out);
}

.page-contact .legend__link:hover,
.page-contact .legend__link:focus-visible {
  background: var(--pc-cyan-soft);
}

.page-contact .legend__num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--neon-magenta);
}

.page-contact .legend__body {
  display: grid;
  gap: 0.22rem;
  min-width: 0;
}

.page-contact .legend__title {
  font-size: 0.96rem;
  font-weight: 700;
  color: var(--ice);
}

.page-contact .legend__desc {
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--steel);
}

.page-contact .legend__arrow {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--neon-cyan);
}

.page-contact .stamp {
  align-self: flex-start;
  display: inline-block;
  padding: 0.42rem 0.8rem;
  background: var(--paper);
  color: var(--ink-void);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transform: rotate(-2deg);
}

/* 客服通道 */
.page-contact .channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--hair);
  border: 1px solid var(--hair);
}

.page-contact .channel-cell {
  display: grid;
  gap: 0.5rem;
  align-content: start;
  justify-items: start;
  padding: clamp(18px, 3vw, 32px);
  background: var(--ink-slate);
}

.page-contact .channel-cell__label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--steel);
}

.page-contact .channel-cell__value {
  font-family: var(--font-mono);
  font-size: clamp(0.98rem, 2.2vw, 1.3rem);
  line-height: 1.35;
  color: var(--ice);
  overflow-wrap: anywhere;
}

.page-contact .channel-cell__note {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.75;
  color: var(--steel);
}

/* 在线时段 */
.page-contact .hours-board {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--hair);
  border: 1px solid var(--hair);
}

.page-contact .hours-cell {
  display: grid;
  gap: 0.5rem;
  align-content: start;
  padding: clamp(18px, 3vw, 34px);
  background: rgba(7, 11, 18, 0.76);
}

.page-contact .hours-cell__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--steel);
}

.page-contact .hours-cell__num {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 4.4vw, 2.5rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--ice);
  overflow-wrap: anywhere;
}

.page-contact .hours-cell--cyan .hours-cell__num {
  color: var(--neon-cyan);
}

.page-contact .hours-cell--magenta .hours-cell__num {
  color: var(--neon-magenta);
}

.page-contact .hours-cell--lime .hours-cell__num {
  color: var(--volt-lime);
}

.page-contact .hours-cell__note {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.75;
  color: var(--steel);
}

/* 合作与媒体 */
.page-contact .partner-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2.2vw, 22px);
}

.page-contact .partner-card {
  display: grid;
  gap: 0.7rem;
  align-content: start;
  padding: clamp(20px, 3vw, 32px);
  background: linear-gradient(165deg, #101828, #0a0f18);
  border-left: 3px solid var(--edge-hard);
}

.page-contact .partner-card--purple {
  border-left-color: var(--volt-purple);
}

.page-contact .partner-card--magenta {
  border-left-color: var(--neon-magenta);
}

.page-contact .partner-card .tag {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-contact .partner-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.4vw, 1.4rem);
  line-height: 1.25;
  color: var(--ice);
}

.page-contact .partner-card p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--steel);
}

/* 提交前准备 */
.page-contact .prep-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.page-contact .prep-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(12px, 2.4vw, 22px);
  align-items: start;
  padding-block: clamp(14px, 2.2vw, 20px);
  border-top: 1px solid var(--hair);
}

.page-contact .prep-item:first-child {
  border-top-color: var(--edge-soft);
}

.page-contact .prep-item__num {
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 3vw, 1.6rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--neon-cyan);
}

.page-contact .prep-item__body {
  display: grid;
  gap: 0.3rem;
}

.page-contact .prep-item__body h3 {
  margin: 0;
  font-size: clamp(0.98rem, 1.8vw, 1.08rem);
  line-height: 1.4;
  color: var(--ice);
}

.page-contact .prep-item__body p {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.8;
  color: var(--steel);
}

/* 快捷入口 */
.page-contact .quick-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(12px, 2vw, 18px);
}

.page-contact .quick-link {
  display: grid;
  gap: 0.35rem;
  padding: clamp(16px, 2.6vw, 26px);
  text-decoration: none;
  color: var(--ice);
  background: rgba(18, 24, 38, 0.5);
  border: 1px solid var(--edge-soft);
  transition: border-color var(--dur) var(--ease-out), background var(--dur) var(--ease-out),
    transform var(--dur) var(--ease-out);
}

.page-contact .quick-link:hover,
.page-contact .quick-link:focus-visible {
  border-color: var(--edge-hard);
  background: var(--pc-cyan-soft);
  transform: translateY(-3px);
}

.page-contact .quick-link__index {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--neon-magenta);
}

.page-contact .quick-link__title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  line-height: 1.3;
}

.page-contact .quick-link__desc {
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--steel);
}

/* 断点 */
@media (min-width: 720px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .hours-board {
    grid-template-columns: repeat(3, 1fr);
  }

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

@media (min-width: 900px) {
  .page-contact .contact-hero {
    grid-template-columns: 1.5fr 1fr;
  }

  .page-contact .partner-grid {
    grid-template-columns: 1.2fr 0.8fr 0.8fr;
  }

  .page-contact .partner-card--lead {
    padding-block: clamp(22px, 3.2vw, 40px);
  }

  .page-contact .prep-list {
    grid-template-columns: 1fr 1fr;
    column-gap: clamp(24px, 4vw, 56px);
  }
}

@media (min-width: 1080px) {
  .page-contact .quick-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .quick-link,
  .page-contact .copy-btn,
  .page-contact .legend__link,
  .page-contact .crumbs__link {
    transition: none;
  }

  .page-contact .quick-link:hover {
    transform: none;
  }
}
<<<END>>>