.page-contact {
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(26px, 5vw, 64px) 0 0;
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 90% at 88% -10%, rgba(200, 255, 61, 0.10), transparent 58%),
    radial-gradient(90% 70% at -5% 110%, rgba(255, 122, 26, 0.09), transparent 62%);
  pointer-events: none;
}

.page-contact .contact-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 30px;
}

.page-contact .contact-hero-banner {
  position: relative;
  z-index: 1;
  margin-top: clamp(30px, 5vw, 56px);
}

.page-contact .crumbs {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--steel);
  margin-bottom: 22px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-contact .crumbs a {
  color: var(--steel);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

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

.page-contact .contact-hero h1 {
  margin: 6px 0 20px;
  color: var(--white);
}

.page-contact .contact-hero .lede {
  max-width: 60ch;
  margin: 0;
  color: var(--body-text);
}

.page-contact .contact-hero-mark {
  border-left: 2px solid var(--lime);
  padding-left: 18px;
}

.page-contact .contact-hero-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(54px, 12vw, 112px);
  font-weight: 700;
  line-height: 0.82;
  letter-spacing: -0.04em;
  color: var(--lime);
}

.page-contact .contact-hero-unit {
  display: block;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--steel);
}

@media (min-width: 900px) {
  .page-contact .contact-hero-inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: 56px;
  }
}

/* ---------- 三条通道 ---------- */
.page-contact .contact-channels {
  padding-top: clamp(48px, 7vw, 96px);
}

.page-contact .channel-list {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  border-top: 2px solid var(--line);
}

.page-contact .channel-item {
  position: relative;
  padding: 26px 0 26px 24px;
  border-bottom: 2px solid var(--line);
  transition: background-color 0.2s var(--ease);
}

.page-contact .channel-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  bottom: 22px;
  width: 2px;
  background: var(--lime);
}

.page-contact .channel-item:hover {
  background: var(--bg-3);
}

.page-contact .channel-tag {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-contact .channel-value {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: clamp(18px, 3.4vw, 30px);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--lime);
  word-break: break-word;
  overflow-wrap: anywhere;
}

.page-contact .channel-value--plain {
  color: var(--white);
  font-size: clamp(17px, 2.4vw, 24px);
}

.page-contact .channel-desc {
  margin: 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--steel);
}

/* ---------- 服务时段条 ---------- */
.page-contact .service-window {
  margin-top: 38px;
  padding-top: 22px;
  border-top: 2px solid var(--line);
}

.page-contact .service-window-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 18px;
}

.page-contact .service-window-label {
  margin: 0;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--white);
}

.page-contact .service-window-status {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--lime);
}

.page-contact .service-track {
  position: relative;
  height: 14px;
  background: var(--bg-3);
  border: 2px solid var(--line);
}

.page-contact .service-fill {
  position: absolute;
  left: 37.5%;
  top: 0;
  bottom: 0;
  width: 50%;
  background: var(--lime);
}

.page-contact .service-scale {
  position: relative;
  height: 20px;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--steel);
}

.page-contact .service-scale span {
  position: absolute;
  top: 0;
  white-space: nowrap;
}

.page-contact .service-scale span:nth-child(1) {
  left: 0;
}

.page-contact .service-scale span:nth-child(2) {
  left: 37.5%;
  transform: translateX(-50%);
}

.page-contact .service-scale span:nth-child(3) {
  left: 87.5%;
  transform: translateX(-50%);
}

.page-contact .service-scale span:nth-child(4) {
  right: 0;
}

@media (max-width: 560px) {
  .page-contact .service-scale span:nth-child(4) {
    display: none;
  }
}

/* ---------- 纠错流程 ---------- */
.page-contact .contact-fix-grid {
  display: grid;
  gap: 40px;
}

.page-contact .fix-steps {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
}

.page-contact .fix-step {
  position: relative;
  padding: 0 0 28px 46px;
}

.page-contact .fix-step:last-child {
  padding-bottom: 0;
}

.page-contact .fix-step::after {
  content: "";
  position: absolute;
  left: 13px;
  top: 30px;
  bottom: 2px;
  width: 2px;
  background: var(--line);
}

.page-contact .fix-step:last-child::after {
  display: none;
}

.page-contact .fix-node {
  position: absolute;
  left: 0;
  top: 0;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--orange);
  color: #08130F;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
}

.page-contact .fix-step-title {
  margin: 3px 0 6px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  color: var(--white);
}

.page-contact .fix-step p {
  margin: 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.7;
  color: var(--steel);
}

.page-contact .fix-note {
  margin-top: 30px;
  padding-top: 20px;
  border-top: 2px solid var(--line);
}

.page-contact .fix-note-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  color: var(--orange-2);
}

.page-contact .fix-cases {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .fix-cases li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--body-text);
}

.page-contact .fix-cases li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 9px;
  height: 2px;
  background: var(--lime);
}

.page-contact .fix-cases b {
  color: var(--white);
  font-weight: 700;
}

.page-contact .contact-fix-side .media-frame {
  margin: 0;
}

@media (min-width: 1000px) {
  .page-contact .contact-fix-grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: 64px;
    align-items: start;
  }
}

/* ---------- 合作与引用 ---------- */
.page-contact .contact-coop .prose {
  margin-bottom: 8px;
}

.page-contact .contact-coop .filter-row {
  margin-top: 26px;
}

.page-contact .coop-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  border-top: 2px solid var(--line);
}

.page-contact .coop-item {
  padding: 24px 0;
  border-bottom: 2px solid var(--line);
  display: grid;
  gap: 8px;
  transition: background-color 0.2s var(--ease);
}

.page-contact .coop-item:hover {
  background: var(--bg-3);
}

.page-contact .coop-type {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-contact .coop-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.6vw, 24px);
  font-weight: 700;
  line-height: 1.35;
  color: var(--white);
}

.page-contact .coop-desc {
  margin: 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--body-text);
}

.page-contact .coop-how {
  margin: 4px 0 0;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  color: var(--lime-2);
}

@media (min-width: 820px) {
  .page-contact .coop-item {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 4px 36px;
    align-items: start;
  }

  .page-contact .coop-type {
    grid-row: 1 / span 3;
    padding-top: 5px;
  }
}

/* ---------- 通信地址与备案 ---------- */
.page-contact .contact-foot-grid {
  display: grid;
  gap: 40px;
}

.page-contact .contact-address h2 {
  margin: 8px 0 20px;
  color: var(--white);
}

.page-contact .address-line {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: clamp(17px, 2.4vw, 24px);
  font-weight: 700;
  line-height: 1.55;
  color: var(--white);
  word-break: break-word;
  overflow-wrap: anywhere;
}

.page-contact .address-note {
  margin: 0;
  max-width: 48ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--steel);
}

.page-contact .contact-record {
  border-top: 2px solid var(--line);
  padding-top: 8px;
}

@media (min-width: 900px) {
  .page-contact .contact-foot-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 64px;
    align-items: start;
  }
}

/* ---------- 相关页面 ---------- */
.page-contact .contact-links {
  border-top: 2px solid var(--line);
}

.page-contact .contact-links h2 {
  margin: 8px 0 0;
  color: var(--white);
}

.page-contact .contact-link-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
}

.page-contact .contact-link-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.7;
  color: var(--steel);
}

.page-contact .contact-link-list a {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--white);
  text-decoration: none;
  border-bottom: 2px solid var(--lime);
  padding-bottom: 2px;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-contact .contact-link-list a:hover,
.page-contact .contact-link-list a:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--orange);
}

@media (min-width: 760px) {
  .page-contact .contact-link-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 56px;
  }
}

/* ---------- 焦点可见性 ---------- */
.page-contact a:focus-visible,
.page-contact button:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact * {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}