.page-contact {
  --contact-accent: var(--cyan);
  display: block;
  padding-bottom: 24px;
  color: var(--ink);
  font-family: var(--font-sans);
  background:
    linear-gradient(180deg, rgba(22, 35, 61, 0.55), rgba(5, 7, 15, 0) 460px);
}

.page-contact .breadcrumb {
  padding-top: 22px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink-dim);
}

.page-contact .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin: 0 8px;
  color: var(--line);
}

.page-contact .breadcrumb__item a {
  color: var(--ink-dim);
  text-decoration: none;
}

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

/* ---------- 首屏 ---------- */

.page-contact .page-contact__hero {
  padding: 34px 0 56px;
  border-bottom: 1px solid var(--line);
}

.page-contact .page-contact__hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  align-items: center;
}

.page-contact .contact-kicker {
  margin: 0 0 16px;
}

.page-contact .page-contact__hero h1 {
  margin: 0 0 20px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(28px, 6vw, 44px);
  line-height: 1.26;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-contact .contact-lead {
  max-width: 48ch;
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-dim);
}

.page-contact .contact-lead--dim {
  margin-top: 18px;
  padding-left: 12px;
  border-left: 2px solid var(--magenta);
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-dim);
}

.page-contact .page-contact__hero-visual {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--panel);
  clip-path: polygon(0 0, calc(100% - var(--notch)) 0, 100% var(--notch), 100% 100%, 0 100%);
}

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

.page-contact .page-contact__hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(5, 7, 15, 0) 42%, rgba(5, 7, 15, 0.78) 100%),
    linear-gradient(96deg, rgba(44, 232, 224, 0.14), rgba(255, 62, 142, 0.09));
}

/* ---------- 通用章节 ---------- */

.page-contact .page-contact__section {
  padding: 56px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .section-head {
  margin-bottom: 26px;
}

/* ---------- 事项类型 + 联系信息 ---------- */

.page-contact .contact-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  align-items: start;
}

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

.page-contact .page-contact__routes-visual {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--panel);
}

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

.page-contact .contact-route {
  --card-accent: var(--cyan);
  position: relative;
  padding: 22px 22px 24px;
  border-left: 3px solid var(--card-accent);
  background: var(--panel);
}

.page-contact .contact-route--coop {
  --card-accent: var(--magenta);
}

.page-contact .contact-route--bug {
  --card-accent: var(--orange);
}

.page-contact .contact-route__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.page-contact .contact-route__title {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-contact .contact-route__who {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-dim);
}

.page-contact .contact-route__list {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-route__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--ink-dim);
}

.page-contact .contact-route__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 9px;
  height: 1px;
  background: var(--card-accent);
}

.page-contact .contact-route__foot {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ink);
  opacity: 0.82;
}

.page-contact .contact-aside {
  display: grid;
  gap: 18px;
}

.page-contact .contact-card,
.page-contact .contact-timing {
  padding: 22px 22px 24px;
  background: var(--panel);
}

.page-contact .contact-card {
  border: 1px solid rgba(44, 232, 224, 0.28);
  background:
    linear-gradient(150deg, rgba(44, 232, 224, 0.09), rgba(14, 21, 36, 0) 58%),
    var(--panel);
}

.page-contact .contact-info {
  display: grid;
  gap: 16px;
  margin: 18px 0 0;
}

.page-contact .contact-info__row {
  display: grid;
  gap: 5px;
}

.page-contact .contact-info dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-dim);
}

.page-contact .contact-info dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.5;
  letter-spacing: 0.01em;
  color: var(--cyan);
  word-break: break-all;
}

.page-contact .contact-info dd.is-address {
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink);
  word-break: normal;
}

.page-contact .contact-card__note {
  margin: 20px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ink-dim);
}

.page-contact .timing-list {
  display: grid;
  gap: 1px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-contact .timing-list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  background: var(--panel);
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-dim);
}

.page-contact .timing-list b {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 15px;
  white-space: nowrap;
  color: var(--yellow);
}

.page-contact .contact-timing__note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-dim);
}

/* ---------- 合作方向主题带 ---------- */

.page-contact .page-contact__band {
  padding: 56px 0;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(22, 35, 61, 0.9), rgba(5, 7, 15, 0.4)),
    repeating-linear-gradient(90deg, transparent 0 79px, rgba(30, 42, 64, 0.55) 79px 80px);
}

.page-contact .coop-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-contact .coop-item {
  position: relative;
  padding: 26px 22px 28px;
  background: var(--zone);
  transition: background 0.25s var(--ease);
}

.page-contact .coop-item:hover {
  background: #1B2B4A;
}

.page-contact .coop-item__index {
  display: block;
  font-family: var(--font-mono);
  font-size: 30px;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--cyan);
  opacity: 0.9;
}

.page-contact .coop-item--magenta .coop-item__index {
  color: var(--magenta);
}

.page-contact .coop-item--yellow .coop-item__index {
  color: var(--yellow);
}

.page-contact .coop-item__title {
  margin: 14px 0 12px;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 18px;
  color: var(--ink);
}

.page-contact .coop-item__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ink-dim);
}

.page-contact .coop-item__fit {
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--cyan);
}

.page-contact .coop-item--magenta .coop-item__fit {
  color: var(--magenta);
}

.page-contact .coop-item--yellow .coop-item__fit {
  color: var(--yellow);
}

.page-contact .coop-foot {
  margin: 24px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-dim);
}

/* ---------- 反馈小贴士 ---------- */

.page-contact .tips-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-contact .tips-item {
  padding: 20px 20px 22px;
  background: var(--panel);
}

.page-contact .tips-item__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-contact .tips-item__title {
  margin: 8px 0 8px;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 16px;
  color: var(--ink);
}

.page-contact .tips-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink-dim);
}

.page-contact .contact-links {
  margin-top: 28px;
  padding: 20px 22px 22px;
  border: 1px dashed var(--line);
  background: rgba(22, 35, 61, 0.55);
}

.page-contact .contact-links__lead {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--ink-dim);
}

.page-contact .contact-links ul {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-links a {
  display: inline-block;
  padding: 9px 14px;
  border: 1px solid var(--line);
  background: var(--panel);
  font-size: 14px;
  color: var(--ink);
  text-decoration: none;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 0 100%);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

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

/* ---------- 备案信息条 ---------- */

.page-contact .page-contact__record {
  padding: 40px 0 56px;
}

.page-contact .record-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 28px;
  padding: 18px 22px;
  border: 1px solid var(--line);
  background: var(--zone);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-dim);
  clip-path: polygon(0 0, calc(100% - var(--notch)) 0, 100% var(--notch), 100% 100%, 0 100%);
  transition: background 0.3s var(--ease);
}

.page-contact .record-bar:hover {
  background: #1B2B4A;
}

.page-contact .record-bar__label {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .record-bar__item {
  color: var(--ink-dim);
  letter-spacing: 0.03em;
}

.page-contact .record-bar__item b {
  margin-left: 8px;
  font-weight: 500;
  color: var(--ink);
}

/* ---------- 断点 ---------- */

@media (min-width: 720px) {
  .page-contact .tips-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 980px) {
  .page-contact .page-contact__hero {
    padding: 44px 0 64px;
  }

  .page-contact .page-contact__hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: 48px;
  }

  .page-contact .page-contact__section,
  .page-contact .page-contact__band {
    padding: 72px 0;
  }

  .page-contact .contact-split {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 36px;
  }

  .page-contact .coop-item {
    padding: 30px 26px 32px;
  }

  .page-contact .coop-item__index {
    font-size: 38px;
  }
}

@media (min-width: 1180px) {
  .page-contact .contact-route {
    padding: 26px 28px 28px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-contact .coop-item,
  .page-contact .record-bar,
  .page-contact .contact-links a {
    transition: none;
  }
}