.page-contact {
  --c-hair: rgba(49, 244, 228, 0.16);
  --c-grid: rgba(49, 244, 228, 0.09);
  position: relative;
  padding-bottom: 72px;
  color: var(--text);
  background:
    radial-gradient(900px 520px at 84% -6%, rgba(49, 244, 228, 0.10), transparent 62%),
    radial-gradient(680px 440px at 2% 26%, rgba(255, 154, 60, 0.06), transparent 66%);
}

.page-contact .shell {
  padding-inline: 20px;
  max-width: var(--shell-w);
  margin-inline: auto;
  box-sizing: border-box;
}

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

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  padding-top: 26px;
}

.page-contact .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.page-contact .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 6px;
  color: var(--line);
}

.page-contact .breadcrumb__item a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .breadcrumb__item a:hover,
.page-contact .breadcrumb__item a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 主布局 ---------- */
.page-contact .contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  padding-top: 26px;
}

.page-contact .contact-flow {
  min-width: 0;
}

/* ---------- 左侧粘性联络卡 ---------- */
.page-contact .pin-card {
  position: relative;
  overflow: hidden;
  padding: 22px 18px 18px;
  border: 1px solid var(--c-hair);
  border-radius: var(--radius);
  background:
    linear-gradient(158deg, rgba(49, 244, 228, 0.09), rgba(13, 36, 56, 0.86) 44%, rgba(8, 26, 43, 0.9));
  box-shadow: var(--shadow-card);
}

.page-contact .pin-card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--c-grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--c-grid) 1px, transparent 1px);
  background-size: 32px 32px;
  opacity: 0.7;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent 88%);
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent 88%);
}

.page-contact .pin-card > * {
  position: relative;
  z-index: 1;
}

.page-contact .pin-card__kicker {
  margin: 0 0 6px;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--mist);
  opacity: 0.85;
}

.page-contact .pin-block {
  padding: 15px 0;
  border-bottom: 1px dashed var(--line);
}

.page-contact .pin-block:last-of-type {
  border-bottom: 0;
  padding-bottom: 6px;
}

.page-contact .pin-block__key {
  display: block;
  margin-bottom: 6px;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mist);
  opacity: 0.78;
}

.page-contact .pin-block__main {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(18px, 4.6vw, 22px);
  font-weight: 800;
  line-height: 1.32;
  letter-spacing: -0.01em;
  color: var(--text);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.page-contact .pin-block__main--mail {
  font-size: clamp(15px, 4vw, 19px);
  overflow-wrap: anywhere;
}

.page-contact .pin-block__main:hover,
.page-contact .pin-block__main:focus-visible {
  color: var(--cyan);
}

.page-contact .pin-block__value {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .pin-block__tools {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 10px;
}

.page-contact .copy-btn {
  padding: 6px 13px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--mist);
  background: rgba(49, 244, 228, 0.08);
  border: 1px solid var(--line);
  border-radius: 999px;
  cursor: pointer;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  color: var(--text);
  border-color: var(--cyan);
  background: rgba(49, 244, 228, 0.16);
}

.page-contact .copy-btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-contact .copy-hint {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--green);
}

.page-contact .copy-hint:empty {
  display: none;
}

.page-contact .pin-jump {
  display: grid;
  gap: 2px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .pin-jump a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 12px;
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  border-left: 2px solid transparent;
  border-radius: 0 10px 10px 0;
  transition: color 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .pin-jump a .mono {
  font-size: 11px;
  color: var(--line);
  transition: color 0.2s var(--ease);
}

.page-contact .pin-jump a:hover,
.page-contact .pin-jump a:focus-visible {
  color: var(--text);
  background: rgba(49, 244, 228, 0.07);
  border-left-color: var(--cyan);
}

.page-contact .pin-jump a:hover .mono,
.page-contact .pin-jump a:focus-visible .mono {
  color: var(--cyan);
}

/* ---------- 首屏叙事 ---------- */
.page-contact .contact-hero {
  padding: 0 0 4px;
}

.page-contact .eyebrow {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-contact h1 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(30px, 6.6vw, 58px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.025em;
  color: var(--text);
}

.page-contact .contact-hero__lead {
  max-width: 60ch;
  margin: 0;
  font-size: clamp(15px, 2.5vw, 17px);
  line-height: 1.82;
  color: var(--muted);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 22px 0 26px;
}

.page-contact .contact-hero__actions .btn {
  text-decoration: none;
}

/* ---------- 媒体容器 ---------- */
.page-contact .media {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--c-hair);
  border-radius: var(--radius);
  background: var(--ink-1);
  box-shadow: var(--shadow-card);
}

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

.page-contact .contact-hero__media {
  aspect-ratio: 3 / 2;
}

.page-contact .contact-hero__media img {
  height: 100%;
}

.page-contact .brief-media {
  aspect-ratio: 3 / 2;
}

.page-contact .brief-media img {
  height: 100%;
}

.page-contact .media__caption {
  position: absolute;
  left: 12px;
  bottom: 12px;
  padding: 4px 10px;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mist);
  background: rgba(5, 11, 22, 0.74);
  border: 1px solid var(--line);
  border-radius: 999px;
}

/* ---------- 章节头 ---------- */
.page-contact .c-sec {
  margin-top: 56px;
}

.page-contact .c-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
  margin-bottom: 22px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.page-contact .c-head__num {
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-contact .c-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 4.6vw, 30px);
  font-weight: 800;
  line-height: 1.24;
  letter-spacing: -0.015em;
  color: var(--text);
}

.page-contact .c-head__note {
  margin-left: auto;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

/* ---------- 标签切换 ---------- */
.page-contact .tabs {
  min-width: 0;
}

.page-contact .tabs__list {
  display: flex;
  gap: 8px;
  padding: 2px 0 14px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-contact .tabs__tab {
  flex: 0 0 auto;
  padding: 9px 16px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  color: var(--muted);
  background: rgba(13, 36, 56, 0.72);
  border: 1px solid var(--line);
  border-radius: 999px;
  cursor: pointer;
  transition: color 0.22s var(--ease), background 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-contact .tabs__tab:hover {
  color: var(--text);
  border-color: var(--cyan);
}

.page-contact .tabs__tab[aria-selected="true"] {
  color: var(--ink-0);
  font-weight: 700;
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-contact .tabs__tab:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-contact .tabs__panel {
  padding: 22px 18px;
  border: 1px solid var(--c-hair);
  border-radius: var(--radius);
  background:
    linear-gradient(155deg, rgba(49, 244, 228, 0.08), rgba(13, 36, 56, 0.88) 48%, rgba(8, 26, 43, 0.92));
  box-shadow: var(--shadow-card);
}

.page-contact .tabs__panel[hidden] {
  display: none;
}

.page-contact .tabs__panel:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-contact .lane__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(18px, 3.4vw, 21px);
  font-weight: 700;
  line-height: 1.38;
  color: var(--text);
}

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

.page-contact .lane__subject {
  display: block;
  padding: 9px 12px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--mist);
  background: rgba(49, 244, 228, 0.08);
  border-left: 2px solid var(--cyan);
  border-radius: 0 8px 8px 0;
  overflow-wrap: anywhere;
}

.page-contact .lane__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.page-contact .lane__links .btn {
  text-decoration: none;
}

/* ---------- 反馈清单 ---------- */
.page-contact .brief-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.page-contact .brief-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-contact .brief-item {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel-soft);
  transition: border-color 0.24s var(--ease), transform 0.24s var(--ease);
}

.page-contact .brief-item:hover {
  border-color: var(--c-hair);
}

.page-contact .brief-item__num {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-contact .brief-item__title {
  margin: 7px 0 6px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}

.page-contact .brief-item__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.74;
  color: var(--muted);
}

/* ---------- 服务时间 ---------- */
.page-contact .hours {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-contact .hours__item {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: linear-gradient(180deg, rgba(13, 36, 56, 0.92), rgba(8, 26, 43, 0.7));
}

.page-contact .hours__label {
  display: block;
  margin-bottom: 8px;
  font-size: 11px;
  letter-spacing: 0.13em;
  color: var(--muted);
}

.page-contact .hours__value {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.34;
  color: var(--text);
}

.page-contact .hours__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 9px;
  vertical-align: 2px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 3px rgba(75, 227, 139, 0.16);
}

/* ---------- 地域信息 ---------- */
.page-contact .geo {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  padding: 22px 18px;
  border: 1px solid var(--c-hair);
  border-radius: var(--radius);
  background:
    linear-gradient(to right, var(--c-grid) 1px, transparent 1px) 0 0 / 28px 28px,
    linear-gradient(to bottom, var(--c-grid) 1px, transparent 1px) 0 0 / 28px 28px,
    linear-gradient(170deg, rgba(8, 26, 43, 0.96), rgba(5, 11, 22, 0.94));
  box-shadow: var(--shadow-card);
}

.page-contact .geo__tag {
  display: inline-block;
  margin-bottom: 10px;
  padding: 3px 10px;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--amber);
  border: 1px solid rgba(255, 196, 107, 0.34);
  border-radius: 999px;
}

.page-contact .geo__address {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(18px, 3.8vw, 23px);
  font-weight: 800;
  line-height: 1.44;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-contact .geo__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
}

.page-contact .geo__list {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.page-contact .geo__row {
  display: grid;
  gap: 4px;
  padding: 12px 14px;
  background: rgba(5, 11, 22, 0.86);
}

.page-contact .geo__row dt {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--mist);
  opacity: 0.8;
}

.page-contact .geo__row dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text);
  overflow-wrap: anywhere;
}

.page-contact .geo__row dd a {
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .geo__row dd a:hover,
.page-contact .geo__row dd a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 合作 ---------- */
.page-contact .collab {
  padding: 24px 18px;
  border: 1px solid rgba(255, 154, 60, 0.28);
  border-radius: var(--radius);
  background:
    radial-gradient(540px 260px at 100% 0%, rgba(255, 154, 60, 0.14), transparent 68%),
    linear-gradient(168deg, rgba(13, 36, 56, 0.94), rgba(8, 26, 43, 0.88));
  box-shadow: var(--shadow-card);
}

.page-contact .collab__lead {
  max-width: 62ch;
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text);
}

.page-contact .collab__list {
  display: grid;
  gap: 12px;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

.page-contact .collab__list li {
  display: grid;
  grid-template-columns: 8px minmax(0, 1fr);
  gap: 12px;
  font-size: 14px;
  line-height: 1.76;
  color: var(--muted);
}

.page-contact .collab__dot {
  width: 8px;
  height: 8px;
  margin-top: 9px;
  border-radius: 2px;
  background: var(--orange);
}

.page-contact .collab__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .collab__actions .btn {
  text-decoration: none;
}

/* ---------- 动效 ---------- */
@media (prefers-reduced-motion: no-preference) {
  .page-contact .status-dot {
    animation: contact-breathe 4s ease-in-out infinite;
  }

  .page-contact .tabs__panel:not([hidden]) {
    animation: contact-panel-in 0.22s var(--ease) both;
  }

  .page-contact .pin-card,
  .page-contact .tabs__panel,
  .page-contact .geo,
  .page-contact .collab {
    animation: contact-rise 0.32s var(--ease) both;
  }
}

@keyframes contact-breathe {
  0%, 100% { box-shadow: 0 0 0 3px rgba(75, 227, 139, 0.16); }
  50% { box-shadow: 0 0 0 6px rgba(75, 227, 139, 0.05); }
}

@keyframes contact-panel-in {
  from { opacity: 0; transform: translateX(8px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes contact-rise {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- 窄屏防溢出 ---------- */
@media (max-width: 400px) {
  .page-contact .pin-block__main {
    font-size: 17px;
  }

  .page-contact .c-head__note {
    margin-left: 0;
  }
}

/* ---------- 平板 ---------- */
@media (min-width: 680px) {
  .page-contact .shell {
    padding-inline: 32px;
  }

  .page-contact .tabs__panel {
    padding: 28px 26px;
  }

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

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

  .page-contact .geo {
    padding: 28px 26px;
  }

  .page-contact .collab {
    padding: 30px 28px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1000px) {
  .page-contact .shell {
    padding-inline: 40px;
  }

  .page-contact .contact-layout {
    grid-template-columns: 340px minmax(0, 1fr);
    gap: 52px;
    padding-top: 36px;
  }

  .page-contact .contact-pin {
    position: sticky;
    top: 28px;
  }

  .page-contact .c-sec {
    margin-top: 68px;
  }

  .page-contact .brief-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: start;
    gap: 24px;
  }

  .page-contact .hours {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .geo {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    gap: 32px;
    align-items: start;
  }
}
<<<END>>>