.page-contact {
  --contact-line: 3px;
  --contact-shadow: 8px 8px 0 rgba(14, 42, 71, .14);
  --contact-shadow-sm: 5px 5px 0 rgba(14, 42, 71, .16);
  background-color: var(--tb-paper);
  color: var(--tb-grey);
  font-family: var(--tb-font);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding: 24px 0 40px;
  border-bottom: var(--contact-line) solid var(--tb-ink);
  background-color: var(--tb-paper);
  background-image: repeating-linear-gradient(115deg, rgba(14, 42, 71, .055) 0 1px, transparent 1px 16px);
}

.page-contact .contact-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 26px;
  font-family: var(--tb-mono);
  font-size: 12px;
  letter-spacing: .08em;
}

.page-contact .contact-crumbs .tb-breadcrumb__link {
  color: var(--tb-ice);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-contact .contact-crumbs .tb-breadcrumb__link:hover {
  border-bottom-color: var(--tb-ice);
}

.page-contact .contact-crumbs__sep {
  color: var(--tb-gold);
}

.page-contact .contact-crumbs__now {
  color: var(--tb-ink);
  font-weight: 700;
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: 28px;
  align-items: start;
  min-width: 0;
}

.page-contact .contact-hero__title {
  margin: 12px 0 18px;
  font-size: clamp(32px, 7.4vw, 64px);
  line-height: 1.06;
  letter-spacing: -.02em;
  font-weight: 800;
  color: var(--tb-ink);
}

.page-contact .contact-hero__lede {
  max-width: 62ch;
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--tb-grey);
}

.page-contact .contact-hero__lede--sub {
  padding-left: 14px;
  border-left: 3px solid var(--tb-gold);
  color: var(--tb-ink);
  font-weight: 500;
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-contact .contact-hero__aside {
  padding: 16px;
  background: var(--tb-white);
  border: var(--contact-line) solid var(--tb-ink);
  box-shadow: var(--contact-shadow-sm);
  min-width: 0;
}

.page-contact .contact-hero__aside-label {
  margin: 0 0 10px;
  font-family: var(--tb-mono);
  font-size: 11px;
  letter-spacing: .18em;
  font-weight: 700;
  color: var(--tb-gold);
}

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

.page-contact .contact-jump a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 9px 4px;
  font-size: 14px;
  color: var(--tb-ink);
  text-decoration: none;
  border-bottom: 1px solid rgba(14, 42, 71, .14);
}

.page-contact .contact-jump li:last-child a {
  border-bottom: 0;
}

.page-contact .contact-jump a::after {
  content: "→";
  font-family: var(--tb-mono);
  color: var(--tb-gold);
  transform: translateX(-4px);
  transition: transform .2s var(--tb-ease);
}

.page-contact .contact-jump a:hover::after,
.page-contact .contact-jump a[aria-current="true"]::after {
  transform: translateX(0);
}

.page-contact .contact-jump a[aria-current="true"] {
  color: var(--tb-ice);
  font-weight: 700;
}

/* ---------- 区块头 ---------- */
.page-contact .contact-head {
  max-width: 64ch;
  margin-bottom: 28px;
}

.page-contact .contact-head__title {
  margin: 10px 0 12px;
  font-size: clamp(26px, 4.2vw, 40px);
  line-height: 1.15;
  letter-spacing: -.015em;
  font-weight: 800;
  color: var(--tb-ink);
}

.page-contact .contact-head__note {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--tb-grey);
}

/* ---------- 合作类型分屏 ---------- */
.page-contact .contact-split {
  display: grid;
  min-width: 0;
  background: var(--tb-white);
  border: var(--contact-line) solid var(--tb-ink);
  box-shadow: var(--contact-shadow);
}

.page-contact .contact-split__nav {
  padding: 6px 0;
  background: var(--tb-ink);
}

.page-contact .contact-type {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  grid-template-areas:
    "idx name"
    "idx meta";
  gap: 2px 12px;
  padding: 14px 16px;
  border-left: 4px solid transparent;
  text-decoration: none;
  transition: background .2s var(--tb-ease), border-color .2s var(--tb-ease);
}

.page-contact .contact-type__idx {
  grid-area: idx;
  align-self: center;
  font-family: var(--tb-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--tb-gold-lt);
}

.page-contact .contact-type__name {
  grid-area: name;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--tb-white);
}

.page-contact .contact-type__meta {
  grid-area: meta;
  font-size: 12px;
  letter-spacing: .04em;
  color: rgba(255, 255, 255, .62);
}

.page-contact .contact-type:hover,
.page-contact .contact-type:focus-visible {
  background: rgba(255, 255, 255, .07);
  border-left-color: var(--tb-gold-lt);
}

.page-contact .contact-type[href="#type-expo"] {
  border-left-color: var(--tb-gold);
}

@supports selector(:has(*)) {
  .page-contact .contact-split:has(.contact-panel:target) .contact-type[href="#type-expo"] {
    border-left-color: transparent;
    background: transparent;
  }

  .page-contact .contact-split:has(#type-expo:target) .contact-type[href="#type-expo"],
  .page-contact .contact-split:has(#type-match:target) .contact-type[href="#type-match"],
  .page-contact .contact-split:has(#type-event:target) .contact-type[href="#type-event"],
  .page-contact .contact-split:has(#type-content:target) .contact-type[href="#type-content"] {
    background: rgba(255, 255, 255, .08);
    border-left-color: var(--tb-gold);
  }
}

.page-contact .contact-split__stage {
  min-width: 0;
}

.page-contact .contact-panel {
  padding: 22px 20px 26px;
  border-top: var(--contact-line) solid var(--tb-ink);
}

.page-contact .contact-split__stage > .contact-panel:first-child {
  border-top: 0;
}

@supports selector(:has(*)) {
  .page-contact .contact-panel {
    display: none;
  }

  .page-contact .contact-panel:first-child {
    display: block;
  }

  .page-contact .contact-split__stage:has(.contact-panel:target) .contact-panel:first-child {
    display: none;
  }

  .page-contact .contact-panel:target {
    display: block;
  }
}

.page-contact .contact-panel__title {
  margin: 0 0 4px;
  padding-bottom: 12px;
  font-size: 22px;
  font-weight: 800;
  color: var(--tb-ink);
  border-bottom: 1px solid rgba(14, 42, 71, .16);
}

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

.page-contact .contact-fact {
  display: grid;
  gap: 4px;
  margin-top: 14px;
}

.page-contact .contact-fact dt {
  font-family: var(--tb-mono);
  font-size: 11px;
  letter-spacing: .16em;
  font-weight: 700;
  color: var(--tb-gold);
}

.page-contact .contact-fact dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--tb-grey);
}

/* ---------- 提交前准备 ---------- */
.page-contact .contact-prep-grid {
  display: grid;
  gap: 16px;
}

.page-contact .contact-prep {
  position: relative;
  padding: 20px 20px 22px;
  background: var(--tb-white);
  border: var(--contact-line) solid var(--tb-ink);
  box-shadow: var(--contact-shadow-sm);
}

.page-contact .contact-prep::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 24px;
  height: 24px;
  background: var(--tb-gold);
  clip-path: polygon(100% 0, 0 0, 100% 100%);
}

.page-contact .contact-prep__num {
  font-family: var(--tb-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--tb-gold);
}

.page-contact .contact-prep__title {
  margin: 6px 0 8px;
  font-size: 19px;
  font-weight: 800;
  color: var(--tb-ink);
}

.page-contact .contact-prep p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--tb-grey);
}

.page-contact .contact-prep__tip {
  margin: 18px 0 0;
  padding: 14px 16px;
  background: var(--tb-mist);
  border-left: 4px solid var(--tb-ice);
  font-size: 15px;
  line-height: 1.72;
  color: var(--tb-ink);
}

/* ---------- 图片 ---------- */
.page-contact .contact-photo {
  margin: 0 0 24px;
  background: var(--tb-white);
  border: var(--contact-line) solid var(--tb-ink);
  box-shadow: var(--contact-shadow-sm);
  max-width: 100%;
}

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

.page-contact .contact-photo figcaption {
  padding: 9px 14px;
  border-top: var(--contact-line) solid var(--tb-ink);
  font-family: var(--tb-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--tb-ink);
}

/* ---------- 流程 ---------- */
.page-contact .contact-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: var(--contact-line) solid var(--tb-ink);
}

.page-contact .contact-step {
  padding: 18px 0 20px;
  border-bottom: 1px solid rgba(14, 42, 71, .18);
}

.page-contact .contact-step__num {
  font-family: var(--tb-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--tb-gold);
}

.page-contact .contact-step__title {
  margin: 6px 0 8px;
  font-size: 20px;
  font-weight: 800;
  color: var(--tb-ink);
}

.page-contact .contact-step__time {
  display: inline-block;
  margin: 0 0 8px;
  padding: 3px 8px;
  background: var(--tb-mist);
  font-family: var(--tb-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--tb-ice);
}

.page-contact .contact-step__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--tb-grey);
}

/* ---------- 服务范围 ---------- */
.page-contact .contact-reach__grid {
  display: grid;
  gap: 24px;
  min-width: 0;
}

.page-contact .contact-reach__text {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--tb-grey);
}

.page-contact .contact-reach__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .contact-reach__list li {
  padding: 4px 10px;
  background: var(--tb-white);
  border: 1px solid var(--tb-ink);
  font-size: 13px;
  color: var(--tb-ink);
}

.page-contact .contact-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 20px 0 0;
}

.page-contact .contact-stat {
  padding: 4px 0 4px 12px;
  border-left: 3px solid var(--tb-gold);
  min-width: 0;
}

.page-contact .contact-stat dt {
  font-family: var(--tb-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--tb-grey);
}

.page-contact .contact-stat dd {
  margin: 6px 0 0;
  font-size: 28px;
  font-weight: 800;
  line-height: 1;
  color: var(--tb-ink);
  font-variant-numeric: tabular-nums;
}

.page-contact .contact-stat dd span {
  margin-left: 4px;
  font-size: 13px;
  font-weight: 500;
  color: var(--tb-grey);
}

.page-contact .contact-reach__more {
  margin: 22px 0 0;
}

/* ---------- 常见问题 ---------- */
.page-contact .contact-qa-list {
  background: var(--tb-white);
  border: var(--contact-line) solid var(--tb-ink);
  box-shadow: var(--contact-shadow-sm);
}

.page-contact .contact-qa {
  border-bottom: 1px solid rgba(14, 42, 71, .18);
}

.page-contact .contact-qa:last-child {
  border-bottom: 0;
}

.page-contact .contact-qa summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--tb-ink);
}

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

.page-contact .contact-qa summary::after {
  content: "+";
  flex: none;
  font-family: var(--tb-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--tb-gold);
}

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

.page-contact .contact-qa[open] summary {
  border-bottom: 1px solid rgba(14, 42, 71, .12);
}

.page-contact .contact-qa__body {
  padding: 14px 16px 16px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--tb-grey);
}

.page-contact .contact-qa__body p {
  margin: 0;
}

.page-contact .contact-qa__body a,
.page-contact .contact-faq__more a {
  color: var(--tb-ice);
  text-decoration: none;
  border-bottom: 2px solid rgba(22, 87, 184, .3);
}

.page-contact .contact-qa__body a:hover,
.page-contact .contact-faq__more a:hover {
  border-bottom-color: var(--tb-ice);
}

.page-contact .contact-faq__more {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--tb-grey);
}

/* ---------- 联系方式 ---------- */
.page-contact .contact-ways {
  display: grid;
  gap: 16px;
  padding-top: 24px;
  border-top: 2px solid var(--tb-gold);
}

.page-contact .contact-way {
  padding: 20px;
  background: var(--tb-white);
  border: var(--contact-line) solid var(--tb-ink);
  box-shadow: var(--contact-shadow-sm);
  min-width: 0;
}

.page-contact .contact-way__icon {
  display: block;
  margin-bottom: 12px;
  color: var(--tb-ice);
}

.page-contact .contact-way__label {
  margin: 0 0 6px;
  font-family: var(--tb-mono);
  font-size: 11px;
  letter-spacing: .16em;
  font-weight: 700;
  color: var(--tb-gold);
}

.page-contact .contact-way__value {
  margin: 0;
  font-size: 18px;
  font-weight: 800;
  line-height: 1.4;
  color: var(--tb-ink);
  overflow-wrap: anywhere;
}

.page-contact .contact-way__value a {
  color: var(--tb-ink);
  text-decoration: none;
  border-bottom: 2px solid var(--tb-gold-lt);
}

.page-contact .contact-way__value a:hover {
  border-bottom-color: var(--tb-gold);
}

.page-contact .contact-way__note {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--tb-grey);
}

.page-contact .contact-hours {
  margin: 20px 0 0;
  padding: 14px 16px;
  background: var(--tb-mist);
  border-left: 4px solid var(--tb-ice);
  font-size: 14px;
  line-height: 1.72;
  color: var(--tb-ink);
}

.page-contact .contact-hours a {
  color: var(--tb-ice);
  text-decoration: none;
  border-bottom: 2px solid rgba(22, 87, 184, .3);
}

.page-contact .contact-hours a:hover {
  border-bottom-color: var(--tb-ice);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 720px) {
  .page-contact .contact-prep-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

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

@media (min-width: 760px) {
  .page-contact .contact-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    border-bottom: var(--contact-line) solid var(--tb-ink);
  }

  .page-contact .contact-step {
    padding: 20px 16px 24px;
    border-bottom: 0;
    border-right: 1px solid rgba(14, 42, 71, .18);
  }

  .page-contact .contact-step:last-child {
    border-right: 0;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero {
    padding: 32px 0 52px;
  }

  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1fr) 296px;
    gap: var(--tb-gutter);
  }

  .page-contact .contact-split {
    grid-template-columns: 40% minmax(0, 60%);
  }

  .page-contact .contact-panel {
    padding: 26px 28px 30px;
    border-top: 0;
  }

  .page-contact .contact-split__stage > .contact-panel:first-child {
    border-top: 0;
  }

  .page-contact .contact-reach__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 36px;
    align-items: start;
  }

  .page-contact .contact-photo {
    margin-bottom: 28px;
  }
}

@media (min-width: 860px) {
  .page-contact .contact-ways {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-jump a::after,
  .page-contact .contact-type {
    transition: none;
  }
}
<<<END>>>