.page-contact {
  --pc-cut: 18px;
  --pc-panel-cut: 22px;
  --pc-line: rgba(198, 255, 61, 0.18);
  --pc-cream-soft: rgba(243, 237, 224, 0.74);
  background: var(--ink-950);
  color: var(--cream);
  padding-bottom: clamp(64px, 9vw, 120px);
}

.page-contact .page-shell {
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.page-contact img {
  max-width: 100%;
  height: auto;
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  padding-top: clamp(16px, 3vw, 26px);
}

.page-contact .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-contact .breadcrumb-list > li + li::before {
  content: "/";
  margin-right: 6px;
  color: rgba(243, 237, 224, 0.28);
}

.page-contact .breadcrumb-link {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-contact .breadcrumb-link:hover,
.page-contact .breadcrumb-link:focus-visible {
  color: var(--lime);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-block: clamp(30px, 5vw, 54px) clamp(26px, 4vw, 44px);
  max-width: 800px;
}

.page-contact .contact-kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--lime);
}

.page-contact .contact-title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(28px, 6vw, 54px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-contact .contact-lede {
  margin: 0;
  max-width: 36em;
  font-size: clamp(15px, 2vw, 17px);
  line-height: 1.8;
  color: var(--pc-cream-soft);
}

/* ---------- 左右分置 ---------- */
.page-contact .contact-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 5vw, 56px);
  align-items: start;
}

/* ---------- 渠道清单 ---------- */
.page-contact .channels-head {
  max-width: 640px;
}

.page-contact .channels-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .section-title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 3vw, 28px);
  line-height: 1.28;
  letter-spacing: 0.01em;
  color: var(--cream);
}

.page-contact .channel-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .channel-card {
  position: relative;
  background: var(--ink-900);
  padding: 22px 24px 24px;
  border-left: 2px solid transparent;
  clip-path: polygon(0 0, calc(100% - var(--pc-cut)) 0, 100% var(--pc-cut), 100% 100%, 0 100%);
  transition: background 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  inset: 1px;
  border: 1px solid rgba(243, 237, 224, 0.08);
  clip-path: polygon(0 0, calc(100% - var(--pc-cut)) 0, 100% var(--pc-cut), 100% 100%, 0 100%);
  pointer-events: none;
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  background: var(--ink-800);
  border-left-color: var(--lime);
  transform: translateY(-2px);
}

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

.page-contact .channel-name {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(18px, 2.4vw, 22px);
  line-height: 1.3;
  color: var(--cream);
}

.page-contact .channel-desc {
  margin: 0 0 8px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--pc-cream-soft);
}

.page-contact .channel-hint {
  margin: 0 0 14px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
}

.page-contact .channel-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--lime);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(198, 255, 61, 0.3);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-contact .channel-link::after {
  content: "→";
  transition: transform 0.2s ease;
}

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

.page-contact .channel-link:hover::after {
  transform: translateX(3px);
}

.page-contact .channel-figure {
  margin: clamp(22px, 3vw, 30px) 0 0;
  overflow: hidden;
  background: var(--ink-900);
}

.page-contact .channel-figure img {
  display: block;
  width: 100%;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-contact .channel-figure figcaption {
  padding: 12px 16px 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--muted);
  border-top: 1px solid var(--line-faint);
}

/* ---------- 联系信息面板 ---------- */
.page-contact .contact-aside {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.page-contact .contact-panel {
  position: relative;
  background: var(--ink-900);
  padding: clamp(22px, 3vw, 30px);
  clip-path: polygon(0 0, calc(100% - var(--pc-panel-cut)) 0, 100% var(--pc-panel-cut), 100% 100%, 0 100%);
}

.page-contact .contact-panel::before {
  content: "";
  position: absolute;
  inset: 1px;
  border: 1px solid var(--pc-line);
  clip-path: polygon(0 0, calc(100% - var(--pc-panel-cut)) 0, 100% var(--pc-panel-cut), 100% 100%, 0 100%);
  pointer-events: none;
}

.page-contact .panel-tag {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--lime);
}

.page-contact .panel-title {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 2.6vw, 26px);
  line-height: 1.3;
  color: var(--cream);
}

.page-contact .info-list {
  margin: 0;
  padding: 0;
}

.page-contact .info-row {
  padding: 14px 0;
  border-top: 1px solid var(--line-faint);
}

.page-contact .info-row:last-child {
  border-bottom: 1px solid var(--line-faint);
}

.page-contact .info-label {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .info-value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.02em;
  line-height: 1.6;
  color: var(--cream);
  overflow-wrap: break-word;
  word-break: break-word;
}

.page-contact .info-value a {
  color: var(--cream);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 255, 61, 0.25);
  transition: color 0.2s ease, border-color 0.2s ease;
}

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

.page-contact .info-value--address {
  font-size: 14px;
  line-height: 1.75;
}

.page-contact .panel-note {
  margin: 18px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--amber);
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .aside-figure {
  margin: 0;
  overflow: hidden;
  background: var(--ink-900);
}

.page-contact .aside-figure img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  opacity: 0.85;
}

/* ---------- 分条说明 ---------- */
.page-contact .contact-body {
  margin-top: clamp(48px, 7vw, 88px);
}

.page-contact .contact-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  padding: clamp(28px, 4vw, 42px) 0;
  border-top: 1px solid var(--line-faint);
}

.page-contact .section-num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(24px, 3.4vw, 34px);
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.02em;
  color: rgba(198, 255, 61, 0.55);
}

.page-contact .section-inner {
  max-width: 660px;
}

.page-contact .section-inner p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--pc-cream-soft);
}

.page-contact .section-inner p:last-child {
  margin-bottom: 0;
}

.page-contact .phone-block {
  margin-top: 22px;
  padding: 18px 22px 20px;
  background: var(--ink-900);
  border-left: 3px solid var(--lime);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-contact .phone-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .phone-number {
  font-family: var(--font-mono);
  font-size: clamp(24px, 4vw, 34px);
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--cream);
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-contact .phone-number:hover,
.page-contact .phone-number:focus-visible {
  color: var(--lime);
}

.page-contact .feedback-list {
  list-style: none;
  margin: 4px 0 18px;
  padding: 0;
  border-top: 1px solid var(--line-faint);
}

.page-contact .feedback-list li {
  position: relative;
  padding: 12px 0 12px 26px;
  border-bottom: 1px solid var(--line-faint);
  font-size: 14px;
  line-height: 1.7;
  color: var(--pc-cream-soft);
}

.page-contact .feedback-list li::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 20px;
  width: 8px;
  height: 8px;
  background: var(--lime);
  transform: rotate(45deg);
}

.page-contact .section-inner .button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 10px;
  padding: 12px 26px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-decoration: none;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 0 100%);
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.page-contact .button--primary {
  background: var(--lime);
  color: var(--ink-950);
}

.page-contact .button--primary:hover,
.page-contact .button--primary:focus-visible {
  background: var(--lime-deep);
}

.page-contact .button--ghost {
  background: transparent;
  color: var(--cream);
  border: 1px solid var(--line);
  clip-path: none;
}

.page-contact .button--ghost:hover,
.page-contact .button--ghost:focus-visible {
  border-color: var(--lime);
  color: var(--lime);
}

/* ---------- 相关页面 ---------- */
.page-contact .contact-links {
  margin-top: clamp(44px, 6vw, 72px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-contact .contact-link-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 20px 22px;
  background: var(--ink-900);
  border-top: 1px solid var(--line);
  text-decoration: none;
  transition: background 0.2s ease;
}

.page-contact .contact-link-card:hover,
.page-contact .contact-link-card:focus-visible {
  background: var(--ink-800);
}

.page-contact .link-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--lime);
}

.page-contact .link-title {
  font-size: 14px;
  line-height: 1.6;
  color: var(--cream);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .contact-section {
    grid-template-columns: minmax(64px, 96px) minmax(0, 1fr);
    gap: clamp(20px, 3vw, 40px);
  }

  .page-contact .contact-links {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .channel-link::after,
  .page-contact .button,
  .page-contact .contact-link-card {
    transition: none;
  }

  .page-contact .channel-card:hover {
    transform: none;
  }
}