.page-contact {
  --c-pad: clamp(14px, 2.2vw, 22px);
  --c-gap: clamp(12px, 1.8vw, 18px);
  position: relative;
  background:
    radial-gradient(760px 420px at 86% -6%, rgba(255, 107, 44, 0.13), transparent 64%),
    radial-gradient(620px 380px at 2% 2%, rgba(53, 208, 196, 0.1), transparent 66%);
}

/* ===== 首屏：事项轨道 + 渠道看板 ===== */
.page-contact .contact-hero {
  position: relative;
  display: grid;
  gap: clamp(18px, 3vw, 30px);
  padding-block: clamp(18px, 3vw, 36px) clamp(8px, 2vw, 18px);
  min-width: 0;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: min(58%, 420px);
  background-image:
    linear-gradient(to right, var(--line-soft) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-soft) 1px, transparent 1px);
  background-size: 96px 96px;
  opacity: 0.18;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(to bottom, #000, transparent 82%);
  mask-image: linear-gradient(to bottom, #000, transparent 82%);
}

.page-contact .contact-hero > * {
  position: relative;
  min-width: 0;
}

.page-contact .contact-hero__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(29px, 6.8vw, 52px);
  line-height: 1.14;
  letter-spacing: 0.045em;
  color: var(--white);
}

.page-contact .contact-hero .stand-lede {
  margin-top: 16px;
  max-width: 46ch;
}

.page-contact .contact-live {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 18px 0 0;
  padding: 7px 12px;
  border: 1px solid var(--line);
  background: rgba(11, 32, 56, 0.85);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-contact .contact-live__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 3px rgba(54, 179, 126, 0.18);
  animation: contact-pulse 2.4s ease-in-out infinite;
}

@keyframes contact-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

.page-contact .contact-hero__lanes {
  display: grid;
  align-content: start;
  border-top: 1px solid var(--line);
}

.page-contact .contact-lane {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 13px 2px;
  border-bottom: 1px solid var(--line-soft);
  text-decoration: none;
  color: var(--white);
  transition: background-color 0.18s var(--ease), padding-left 0.18s var(--ease);
}

.page-contact .contact-lane:hover {
  background: rgba(255, 107, 44, 0.09);
  padding-left: 10px;
}

.page-contact .contact-lane:focus-visible {
  outline: none;
  background: rgba(255, 107, 44, 0.09);
  box-shadow: inset 0 0 0 2px var(--orange-lit);
}

.page-contact .contact-lane__idx {
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-contact .contact-lane__body {
  display: block;
}

.page-contact .contact-lane__name {
  display: block;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.page-contact .contact-lane__hint {
  display: block;
  margin-top: 3px;
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--muted);
}

.page-contact .contact-lane__go {
  font-size: 14px;
  color: var(--orange);
}

.page-contact .contact-hero__board {
  display: grid;
  gap: var(--c-gap);
  min-width: 0;
}

.page-contact .contact-channels {
  display: grid;
  gap: var(--c-gap);
  min-width: 0;
}

.page-contact .contact-channel {
  position: relative;
  min-width: 0;
  border: 1px solid var(--line);
  background: var(--panel);
  padding: calc(var(--c-pad) + 4px) var(--c-pad) var(--c-pad);
}

.page-contact .contact-channel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 36px;
  height: 2px;
  background: var(--cyan);
}

.page-contact .contact-channel--primary {
  border-color: rgba(255, 107, 44, 0.45);
  background: linear-gradient(160deg, var(--panel-2), var(--panel));
}

.page-contact .contact-channel--primary::before {
  background: var(--orange);
}

.page-contact .contact-channel__idx {
  margin: 0;
  font-size: 10.5px;
  letter-spacing: 0.16em;
  color: var(--dim);
}

.page-contact .contact-channel__title {
  margin: 6px 0 0;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--white);
}

.page-contact .contact-channel__value {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.2vw, 19px);
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--orange-lit);
  overflow-wrap: anywhere;
}

.page-contact .contact-channel--addr .contact-channel__value {
  font-family: var(--font-body);
  font-size: 15.5px;
  font-weight: 600;
  color: var(--white);
}

.page-contact .contact-channel__note {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .contact-hero__figure {
  margin: 0;
}

/* ===== 通用小标题块 ===== */
.page-contact .contact-band {
  max-width: 720px;
  margin-bottom: clamp(16px, 2.4vw, 26px);
}

.page-contact .contact-band .stand-lede {
  margin-top: 12px;
}

/* ===== 四类事项 ===== */
.page-contact .contact-routes__grid {
  display: grid;
  gap: var(--c-gap);
  grid-template-columns: 1fr;
}

.page-contact .contact-route {
  --accent: var(--orange);
  position: relative;
  min-width: 0;
  padding: calc(var(--c-pad) + 6px) var(--c-pad) var(--c-pad);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  scroll-margin-top: calc(var(--header-h) + 18px);
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-contact .contact-route::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 34px;
  height: 2px;
  background: var(--accent);
}

.page-contact .contact-route:target {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.page-contact .contact-route--cyan { --accent: var(--cyan); }
.page-contact .contact-route--blue { --accent: var(--flag-blue); }
.page-contact .contact-route--yellow { --accent: var(--yellow); }

.page-contact .contact-route__idx {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--accent);
}

.page-contact .contact-route__title {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.6vw, 23px);
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--white);
}

.page-contact .contact-route__desc {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .contact-route__key {
  margin: 14px 0 0;
  padding-top: 11px;
  border-top: 1px dashed var(--line-soft);
  font-size: 12.5px;
  letter-spacing: 0.03em;
  color: var(--dim);
}

.page-contact .contact-route__key span {
  display: block;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--accent);
  overflow-wrap: anywhere;
}

.page-contact .contact-routes__figure {
  margin: clamp(18px, 2.6vw, 26px) 0 0;
}

/* ===== 合作与数据协作 ===== */
.page-contact .contact-partners {
  display: grid;
  gap: clamp(16px, 2.6vw, 30px);
  padding: clamp(18px, 3vw, 34px);
  border: 1px solid var(--line);
  background: linear-gradient(135deg, var(--panel-2), var(--night-deep));
}

.page-contact .contact-partners__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  align-content: start;
}

.page-contact .contact-partners__list li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .contact-partners__list li:first-child {
  border-top: 1px solid var(--line-soft);
}

.page-contact .contact-partners__mark {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--orange);
  padding-top: 3px;
}

.page-contact .contact-partners__text {
  display: block;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .contact-partners__text b {
  display: block;
  margin-bottom: 3px;
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--white);
}

/* ===== 服务时间 ===== */
.page-contact .contact-hours__scroll {
  overflow-x: auto;
  border: 1px solid var(--line);
  background: var(--panel);
  -webkit-overflow-scrolling: touch;
}

.page-contact .contact-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-contact .contact-table caption {
  padding: 14px var(--c-pad) 0;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--dim);
}

.page-contact .contact-table th,
.page-contact .contact-table td {
  padding: 13px var(--c-pad);
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .contact-table thead th {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--dim);
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-table tbody th {
  font-weight: 700;
  color: var(--white);
  white-space: nowrap;
}

.page-contact .contact-table tbody td {
  color: var(--muted);
  line-height: 1.7;
}

.page-contact .contact-table tbody td.stand-mono {
  color: var(--cyan);
  white-space: nowrap;
}

.page-contact .contact-table tbody tr:last-child th,
.page-contact .contact-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-contact .contact-fold {
  margin-top: var(--c-gap);
  border: 1px solid var(--line);
  background: var(--panel);
}

.page-contact .contact-fold summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px var(--c-pad);
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--white);
  cursor: pointer;
  list-style: none;
}

.page-contact .contact-fold summary::-webkit-details-marker {
  display: none;
}

.page-contact .contact-fold summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--orange);
}

.page-contact .contact-fold[open] summary::after {
  content: "–";
}

.page-contact .contact-fold summary:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 2px var(--orange-lit);
}

.page-contact .contact-fold__body {
  padding: 0 var(--c-pad) var(--c-pad);
}

.page-contact .contact-fold__body p {
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
  font-size: 13.8px;
  line-height: 1.9;
  color: var(--muted);
}

/* ===== 准备清单 ===== */
.page-contact .contact-prep__list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: contact-prep;
  border-top: 1px solid var(--line);
}

.page-contact .contact-prep__list li {
  counter-increment: contact-prep;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .contact-prep__list li::before {
  content: counter(contact-prep, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--cyan);
  padding-top: 2px;
}

.page-contact .contact-prep__text {
  display: block;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .contact-prep__text b {
  display: block;
  margin-bottom: 2px;
  font-size: 14.5px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.03em;
}

/* ===== 自助入口 ===== */
.page-contact .contact-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .contact-next__links a {
  display: inline-flex;
  align-items: center;
  padding: 11px 16px;
  border: 1px solid var(--line);
  background: var(--panel);
  font-size: 13.5px;
  letter-spacing: 0.03em;
  color: var(--white);
  text-decoration: none;
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-contact .contact-next__links a:hover {
  border-color: var(--orange);
  color: var(--orange-lit);
  background: var(--panel-2);
}

.page-contact .contact-next__links a:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px var(--orange-lit);
}

/* ===== 响应式 ===== */
@media (min-width: 720px) {
  .page-contact .contact-routes__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    grid-template-areas:
      "lead board"
      "lanes board";
    align-items: start;
    column-gap: clamp(24px, 3.4vw, 44px);
  }

  .page-contact .contact-hero__lead { grid-area: lead; }
  .page-contact .contact-hero__lanes { grid-area: lanes; }
  .page-contact .contact-hero__board { grid-area: board; }

  .page-contact .contact-partners {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .contact-route:target {
    transform: translateY(-4px);
  }
}

@media (min-width: 1080px) {
  .page-contact .contact-prep__list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(24px, 3vw, 40px);
  }

  .page-contact .contact-prep__list li:nth-child(5) {
    border-bottom: 1px solid var(--line-soft);
  }
}

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

  .page-contact .contact-lane,
  .page-contact .contact-route,
  .page-contact .contact-next__links a {
    transition: none;
  }

  .page-contact .contact-route:target {
    transform: none;
  }
}
<<<END>>>