/* ============================================================
   page-contact — 联系入口
   ============================================================ */

.page-contact {
  --pc-panel: rgba(10, 39, 64, 0.66);
  --pc-panel-dark: rgba(2, 10, 18, 0.58);
  --pc-grid-line: rgba(126, 147, 163, 0.1);
  background: var(--c-deep);
  overflow-x: hidden;
}

.page-contact .section {
  padding: 52px 0;
}

.page-contact .section--tint {
  background: var(--c-layer);
}

.page-contact .section-head {
  margin-bottom: 30px;
}

.page-contact .section-title {
  font-size: 26px;
  line-height: 1.24;
  letter-spacing: -0.01em;
}

.page-contact .section-sub {
  max-width: 44em;
  margin-top: 12px;
  color: var(--c-grayblue);
  font-size: 15px;
  line-height: 1.75;
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  margin-top: calc(var(--header-total) * -1);
  padding: calc(var(--header-total) + 40px) 0 52px;
  background: var(--c-ink);
}

.page-contact .contact-hero-media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-contact .contact-hero-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 42%;
  opacity: 0.4;
  filter: saturate(0.72) contrast(1.06);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(130% 100% at 10% 12%, rgba(5, 25, 43, 0.95) 0%, rgba(5, 25, 43, 0.62) 44%, rgba(2, 10, 18, 0.93) 100%),
    linear-gradient(180deg, rgba(2, 10, 18, 0.88) 0%, rgba(5, 25, 43, 0.34) 100%);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--c-orange) 0%, var(--c-amber) 30%, rgba(255, 156, 74, 0) 62%, var(--c-cyan) 100%);
}

.page-contact .contact-hero-inner {
  position: relative;
  z-index: 1;
}

/* 面包屑 */

.page-contact .breadcrumbs {
  margin-bottom: 20px;
}

.page-contact .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .breadcrumb-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-grayblue);
}

.page-contact .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  color: var(--c-steel);
}

.page-contact .breadcrumb-link {
  color: var(--c-grayblue);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-contact .breadcrumb-link:hover {
  color: var(--c-amber);
}

.page-contact .breadcrumb-link[aria-current="page"] {
  color: var(--c-mist);
}

/* 首屏文字 */

.page-contact .contact-hero h1 {
  margin: 12px 0 0;
  max-width: 20em;
  font-size: 31px;
  line-height: 1.2;
  letter-spacing: -0.01em;
  font-weight: 700;
  color: var(--c-mist);
}

.page-contact .contact-hero-lede {
  margin: 18px 0 0;
  max-width: 46em;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(230, 237, 242, 0.82);
}

.page-contact .hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 22px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  line-height: 1.7;
  color: var(--c-grayblue);
}

/* ---------- 客服邮箱与电话 ---------- */

.page-contact .contact-columns {
  display: grid;
  gap: 34px;
}

.page-contact .contact-card {
  position: relative;
  padding: 26px 22px 22px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(10, 39, 64, 0.78) 0%, rgba(5, 25, 43, 0.72) 100%);
  overflow: hidden;
}

.page-contact .contact-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--c-orange) 0%, var(--c-amber) 55%, rgba(255, 156, 74, 0) 100%);
}

.page-contact .contact-card + .contact-card {
  margin-top: 18px;
}

.page-contact .contact-card-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 16px;
}

.page-contact .contact-card-value {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1.5;
  letter-spacing: 0.01em;
  color: var(--c-mist);
  word-break: break-all;
}

.page-contact .contact-card-value--num {
  font-family: var(--font-cond);
  font-size: 38px;
  line-height: 1;
  letter-spacing: 0.03em;
  color: var(--c-mist);
}

.page-contact .contact-card-note {
  margin: 0 0 20px;
  max-width: 40em;
  color: var(--c-grayblue);
  font-size: 15px;
  line-height: 1.75;
}

/* 复制按钮 */

.page-contact .copy-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  border: 1px solid rgba(255, 106, 26, 0.5);
  border-radius: var(--radius);
  background: var(--tint-orange);
  color: var(--c-amber);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .copy-btn:hover {
  background: rgba(255, 106, 26, 0.22);
  color: var(--c-mist);
}

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

.page-contact .copy-btn[data-copied] {
  border-color: rgba(47, 209, 220, 0.6);
  background: var(--tint-cyan);
  color: var(--c-cyan);
}

.page-contact .copy-btn[data-copied]::after {
  content: "已复制";
  font-size: 11px;
}

/* 右侧栏 */

.page-contact .contact-rail {
  display: grid;
  gap: 16px;
}

.page-contact .rail-card {
  padding: 20px 20px 18px;
  border: 1px solid var(--line);
  background: var(--pc-panel-dark);
}

.page-contact .status-line {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-mist);
}

.page-contact .status-dot {
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-cyan);
  box-shadow: 0 0 0 4px rgba(47, 209, 220, 0.16);
  animation: pc-pulse 2.4s var(--ease) infinite;
}

@keyframes pc-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.45; transform: scale(0.82); }
}

.page-contact .hours-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
}

.page-contact .hours-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 9px 0;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
}

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

.page-contact .hours-key {
  color: var(--c-grayblue);
  text-transform: uppercase;
}

.page-contact .hours-val {
  color: var(--c-mist);
  text-align: right;
}

.page-contact .rail-note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--c-grayblue);
  font-size: 14px;
  line-height: 1.7;
}

.page-contact .rail-card--links .data-label {
  display: block;
  margin-bottom: 14px;
}

.page-contact .rail-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-contact .rail-links li {
  border-bottom: 1px solid var(--line);
}

.page-contact .rail-links li:last-child {
  border-bottom: 0;
}

.page-contact .rail-links a {
  display: block;
  padding: 11px 0;
  color: var(--c-mist);
  font-size: 14px;
  line-height: 1.6;
  text-decoration: none;
  transition: color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-contact .rail-links a:hover {
  color: var(--c-amber);
  padding-left: 6px;
}

/* ---------- 三条对接线 ---------- */

.page-contact .triage-grid {
  display: grid;
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-contact .triage-card {
  display: flex;
  flex-direction: column;
  padding: 26px 22px 22px;
  background: var(--c-deep);
}

.page-contact .triage-card::before {
  content: "";
  display: block;
  width: 42px;
  height: 2px;
  margin-bottom: 18px;
  background: linear-gradient(90deg, var(--c-orange), var(--c-amber));
}

.page-contact .triage-card:nth-child(2)::before {
  background: linear-gradient(90deg, var(--c-cyan), rgba(47, 209, 220, 0.25));
}

.page-contact .triage-card:nth-child(3)::before {
  background: linear-gradient(90deg, var(--c-amber), rgba(255, 156, 74, 0.2));
}

.page-contact .triage-card h3 {
  margin: 12px 0 10px;
  font-size: 19px;
  line-height: 1.38;
  letter-spacing: -0.01em;
  color: var(--c-mist);
}

.page-contact .triage-card > p {
  margin: 0 0 20px;
  color: var(--c-grayblue);
  font-size: 15px;
  line-height: 1.75;
}

.page-contact .triage-list {
  list-style: none;
  margin: auto 0 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 8px;
}

.page-contact .triage-list li {
  position: relative;
  padding-left: 18px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: var(--c-grayblue);
}

.page-contact .triage-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 1px;
  background: var(--c-cyan);
}

/* ---------- 反馈怎么提交 ---------- */

.page-contact .report-layout {
  display: grid;
  gap: 38px;
}

.page-contact .report-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: none;
}

.page-contact .report-steps li {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  column-gap: 16px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.page-contact .report-steps li:last-child {
  border-bottom: 1px solid var(--line);
}

.page-contact .report-step-no {
  font-family: var(--font-cond);
  font-size: 26px;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--c-orange);
}

.page-contact .report-steps h3 {
  margin: 2px 0 8px;
  font-size: 17px;
  line-height: 1.45;
  letter-spacing: -0.005em;
  color: var(--c-mist);
}

.page-contact .report-steps p {
  margin: 0;
  max-width: 42em;
  color: var(--c-grayblue);
  font-size: 15px;
  line-height: 1.75;
}

.page-contact .report-figure {
  margin: 0;
}

.page-contact .report-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border: 1px solid var(--line);
  filter: saturate(0.78) brightness(0.92);
}

.page-contact .report-figure .media-caption {
  margin-top: 12px;
  padding-left: 12px;
  border-left: 2px solid var(--c-cyan);
  color: var(--c-grayblue);
  font-size: 13.5px;
  line-height: 1.72;
}

/* ---------- 合作 ---------- */

.page-contact .collab-accordion {
  border-top: 1px solid var(--line);
}

.page-contact .accordion-item {
  border-bottom: 1px solid var(--line);
}

.page-contact .accordion-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: 100%;
  padding: 20px 0;
  border: 0;
  background: none;
  font-family: var(--font-sans);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.5;
  text-align: left;
  color: var(--c-mist);
  cursor: pointer;
  transition: color var(--dur) var(--ease);
}

.page-contact .accordion-trigger:hover {
  color: var(--c-amber);
}

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

.page-contact .accordion-sign {
  position: relative;
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
}

.page-contact .accordion-sign::before,
.page-contact .accordion-sign::after {
  content: "";
  position: absolute;
  background: var(--c-orange);
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
}

.page-contact .accordion-sign::before {
  left: 0;
  top: 7px;
  width: 16px;
  height: 1px;
}

.page-contact .accordion-sign::after {
  left: 7px;
  top: 0;
  width: 1px;
  height: 16px;
}

.page-contact .accordion-trigger[aria-expanded="true"] .accordion-sign::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-contact .accordion-panel {
  padding: 0 0 22px;
}

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

.page-contact .accordion-panel p {
  margin: 0 0 12px;
  max-width: 46em;
  color: var(--c-grayblue);
  font-size: 15px;
  line-height: 1.78;
}

.page-contact .accordion-panel p:last-child {
  margin-bottom: 0;
}

.page-contact .collab-foot {
  margin: 26px 0 0;
  color: var(--c-grayblue);
  font-size: 14px;
  line-height: 1.75;
}

.page-contact .collab-foot a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 209, 220, 0.4);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .collab-foot a:hover {
  color: var(--c-mist);
  border-color: var(--c-mist);
}

/* ---------- 响应流程 ---------- */

.page-contact .flow-track {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0 0 0 54px;
  display: grid;
  gap: 30px;
}

.page-contact .flow-track::before {
  content: "";
  position: absolute;
  left: 17px;
  top: 17px;
  bottom: 17px;
  width: 1px;
  background: linear-gradient(180deg, rgba(255, 106, 26, 0.7), rgba(255, 156, 74, 0.42) 45%, rgba(47, 209, 220, 0.6));
}

.page-contact .flow-step {
  position: relative;
}

.page-contact .flow-step-no {
  position: absolute;
  left: -54px;
  top: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(255, 106, 26, 0.55);
  border-radius: 50%;
  background: var(--c-deep);
  font-family: var(--font-cond);
  font-size: 17px;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--c-amber);
}

.page-contact .flow-step h3 {
  margin: 5px 0 8px;
  font-size: 18px;
  line-height: 1.4;
  color: var(--c-mist);
}

.page-contact .flow-step p {
  margin: 0;
  max-width: 40em;
  color: var(--c-grayblue);
  font-size: 15px;
  line-height: 1.75;
}

/* ---------- 联系地址 ---------- */

.page-contact .contact-address {
  background: var(--c-ink);
}

.page-contact .address-layout {
  display: grid;
  gap: 34px;
}

.page-contact .address-intro p {
  margin: 16px 0 0;
  max-width: 36em;
  color: var(--c-grayblue);
  font-size: 15px;
  line-height: 1.78;
}

.page-contact .address-intro .section-title {
  margin-top: 8px;
}

.page-contact .address-warn {
  padding-left: 14px;
  border-left: 2px solid var(--c-orange);
  color: var(--c-mist) !important;
  font-size: 14px !important;
}

.page-contact .address-block {
  position: relative;
  padding: 26px 22px 24px;
  border: 1px solid var(--line);
  background-color: rgba(5, 25, 43, 0.6);
  background-image:
    linear-gradient(var(--pc-grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--pc-grid-line) 1px, transparent 1px);
  background-size: 26px 26px, 26px 26px;
}

.page-contact .address-block-label {
  display: block;
  margin-bottom: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-cyan);
}

.page-contact .address-line-main {
  margin: 0;
  font-size: 20px;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--c-mist);
}

.page-contact .address-line-sub {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--c-grayblue);
}

.page-contact .address-meta {
  margin: 22px 0 22px;
  padding: 0;
  border-top: 1px solid var(--line-strong);
}

.page-contact .address-meta > div {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 14px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .address-meta dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-grayblue);
}

.page-contact .address-meta dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--c-mist);
}

.page-contact .address-legal {
  margin: 34px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.8;
  letter-spacing: 0.03em;
  color: var(--c-grayblue);
  word-break: break-word;
}

/* ---------- 平板 ---------- */

@media (min-width: 700px) {
  .page-contact .section {
    padding: 68px 0;
  }

  .page-contact .section-title {
    font-size: 30px;
  }

  .page-contact .contact-hero h1 {
    font-size: 40px;
    max-width: 18em;
  }

  .page-contact .contact-hero-lede {
    font-size: 17px;
  }

  .page-contact .contact-card {
    padding: 30px 28px 26px;
  }

  .page-contact .contact-card-value--num {
    font-size: 46px;
  }

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

  .page-contact .report-steps li {
    grid-template-columns: 52px minmax(0, 1fr);
    column-gap: 20px;
  }

  .page-contact .address-meta > div {
    grid-template-columns: 88px minmax(0, 1fr);
  }
}

/* ---------- 桌面 ---------- */

@media (min-width: 1000px) {
  .page-contact .section {
    padding: 84px 0;
  }

  .page-contact .section-head {
    margin-bottom: 40px;
  }

  .page-contact .section-title {
    font-size: 34px;
  }

  .page-contact .contact-hero {
    padding: calc(var(--header-total) + 66px) 0 76px;
  }

  .page-contact .contact-hero h1 {
    font-size: 52px;
    max-width: 16em;
  }

  .page-contact .contact-columns {
    grid-template-columns: minmax(0, 7fr) minmax(0, 3fr);
    gap: 52px;
    align-items: start;
  }

  .page-contact .contact-rail {
    position: sticky;
    top: calc(var(--header-total) + 24px);
  }

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

  .page-contact .triage-card {
    padding: 32px 26px 26px;
  }

  .page-contact .report-layout {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-contact .flow-track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    padding-left: 0;
    column-gap: 26px;
    row-gap: 0;
  }

  .page-contact .flow-track::before {
    left: 17px;
    right: 17px;
    top: 17px;
    bottom: auto;
    width: auto;
    height: 1px;
    background: linear-gradient(90deg, rgba(255, 106, 26, 0.7), rgba(255, 156, 74, 0.45) 42%, rgba(47, 209, 220, 0.6));
  }

  .page-contact .flow-step {
    padding-top: 58px;
  }

  .page-contact .flow-step-no {
    left: 0;
    top: 0;
  }

  .page-contact .flow-step h3 {
    margin-top: 0;
  }

  .page-contact .address-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 60px;
    align-items: start;
  }

  .page-contact .address-block {
    padding: 32px 30px 28px;
  }
}

/* ---------- 减弱动效 ---------- */

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

  .page-contact .copy-btn,
  .page-contact .rail-links a,
  .page-contact .accordion-trigger,
  .page-contact .accordion-sign::before,
  .page-contact .accordion-sign::after,
  .page-contact .breadcrumb-link {
    transition: none;
  }
}
<<<END>>>