.page-contact .contact-crumb {
  padding-top: 30px;
}

.page-contact .contact-hero {
  position: relative;
  padding-top: 26px;
  padding-bottom: 48px;
  overflow: hidden;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  top: -160px;
  right: -190px;
  width: 440px;
  height: 440px;
  background: radial-gradient(circle, rgba(53, 225, 255, 0.15), transparent 66%);
  pointer-events: none;
}

.page-contact .contact-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 20px;
  font-family: var(--font-mono, monospace);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--blue);
}

.page-contact .contact-hero__kicker::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--blue);
}

.page-contact .contact-hero__title {
  position: relative;
  margin: 0 0 20px;
  max-width: 16em;
  font-size: clamp(1.95rem, 5.6vw, 3.4rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-contact .contact-hero__desc {
  position: relative;
  margin: 0 0 28px;
  max-width: 62ch;
  font-size: clamp(1rem, 2.1vw, 1.1rem);
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .contact-hero__actions {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 30px;
}

.page-contact .contact-hero__quick {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-hero__quick li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono, monospace);
  font-size: 0.85rem;
  color: var(--muted);
}

.page-contact .contact-hero__quick li::before {
  content: "";
  flex: 0 0 auto;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--orange);
}

.page-contact .section {
  padding-top: 54px;
  padding-bottom: 54px;
}

.page-contact .section__head {
  margin-bottom: 30px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.page-contact .section__index {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono, monospace);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--blue);
}

.page-contact .section__title {
  margin: 0 0 12px;
  font-size: clamp(1.45rem, 3.4vw, 2.05rem);
  font-weight: 800;
  line-height: 1.26;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-contact .section__desc {
  margin: 0;
  max-width: 66ch;
  font-size: 0.97rem;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .band--panel {
  background: var(--panel-deep);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

/* ---------- 01 联络方式 ---------- */
.page-contact .contact-channels {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
}

.page-contact .contact-channels__list {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-contact .channel-card {
  position: relative;
  padding: 20px 22px 20px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius, 2px);
  background: var(--panel);
  box-shadow: var(--shadow-line, 0 1px 0 rgba(0, 0, 0, 0.4));
}

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

.page-contact .channel-card--phone::before {
  background: var(--orange);
}

.page-contact .channel-card--hours::before {
  background: var(--amber);
}

.page-contact .channel-card__label {
  margin: 0 0 8px;
  font-family: var(--font-mono, monospace);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-contact .channel-card__value {
  margin: 0 0 10px;
  font-family: var(--font-mono, monospace);
  font-size: clamp(0.98rem, 2.6vw, 1.16rem);
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--blue);
  overflow-wrap: anywhere;
}

.page-contact .channel-card--phone .channel-card__value {
  color: var(--orange);
}

.page-contact .channel-card--hours .channel-card__value {
  color: var(--amber);
}

.page-contact .channel-card__desc {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.68;
  color: var(--muted);
}

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

.page-contact .contact-channels__figure .media-frame__img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* ---------- 02 分流指引 ---------- */
.page-contact .routing {
  border-top: 1px solid var(--line);
}

.page-contact .routing__head {
  display: none;
}

.page-contact .routing__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .routing__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  padding: 18px 14px;
  border-bottom: 1px solid var(--line);
  transition: background-color 0.18s var(--ease, ease);
}

.page-contact .routing__row:hover {
  background: rgba(53, 225, 255, 0.05);
}

.page-contact .routing__title {
  margin: 0 0 6px;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink);
}

.page-contact .routing__desc {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--muted);
}

.page-contact .routing__a {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* ---------- 03 合作方向 ---------- */
.page-contact .collab {
  display: grid;
  gap: 12px;
}

.page-contact .collab__item {
  border: 1px solid var(--line);
  border-radius: var(--radius, 2px);
  background: var(--panel-deep);
  overflow: hidden;
}

.page-contact .collab__item[open] {
  border-color: var(--indigo-line, #3f3690);
}

.page-contact .collab__summary {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  cursor: pointer;
  list-style: none;
  transition: background-color 0.18s var(--ease, ease);
}

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

.page-contact .collab__summary:hover {
  background: rgba(53, 225, 255, 0.05);
}

.page-contact .collab__index {
  flex: 0 0 auto;
  font-family: var(--font-mono, monospace);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--blue);
}

.page-contact .collab__name {
  flex: 1 1 auto;
  font-size: 1.04rem;
  font-weight: 700;
  color: var(--ink);
}

.page-contact .collab__cue {
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  border-right: 1px solid var(--muted);
  border-bottom: 1px solid var(--muted);
  transform: rotate(45deg);
  transition: transform 0.18s var(--ease, ease);
}

.page-contact .collab__item[open] .collab__cue {
  transform: rotate(-135deg);
}

.page-contact .collab__body {
  padding: 16px 20px 22px;
  border-top: 1px solid var(--line);
}

.page-contact .collab__lead {
  margin: 0 0 16px;
  font-size: 0.94rem;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .collab__label {
  margin: 0 0 10px;
  font-family: var(--font-mono, monospace);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--indigo-line, #3f3690);
}

.page-contact .collab__req {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .collab__req li {
  position: relative;
  padding-left: 16px;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--ink);
}

.page-contact .collab__req li::before {
  content: "";
  position: absolute;
  top: 0.68em;
  left: 0;
  width: 7px;
  height: 1px;
  background: var(--blue);
}

/* ---------- 04 响应节奏 ---------- */
.page-contact .rhythm-list {
  margin: 0;
  padding: 0 0 0 18px;
  list-style: none;
  border-left: 1px solid var(--line);
}

.page-contact .rhythm-item {
  position: relative;
  padding: 0 0 28px 0;
}

.page-contact .rhythm-item:last-child {
  padding-bottom: 0;
}

.page-contact .rhythm-item::before {
  content: "";
  position: absolute;
  top: 0.52em;
  left: -22px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 3px rgba(53, 225, 255, 0.13);
}

.page-contact .rhythm-item--priority::before {
  background: var(--orange);
  box-shadow: 0 0 0 3px rgba(255, 122, 26, 0.16);
  animation: contact-pulse 2.4s ease-in-out infinite;
}

@keyframes contact-pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.45;
  }
}

.page-contact .rhythm-item__step {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono, monospace);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--blue);
}

.page-contact .rhythm-item--priority .rhythm-item__step {
  color: var(--orange);
}

.page-contact .rhythm-item__title {
  margin: 0 0 8px;
  font-size: 1.06rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink);
}

.page-contact .rhythm-item__desc {
  margin: 0;
  max-width: 62ch;
  font-size: 0.93rem;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 05 联系地址 ---------- */
.page-contact .address-block {
  position: relative;
  padding: 32px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius, 2px);
  background-color: var(--panel-deep);
  background-image:
    linear-gradient(to right, rgba(22, 68, 58, 0.6) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(22, 68, 58, 0.6) 1px, transparent 1px);
  background-size: 44px 44px;
  overflow: hidden;
}

.page-contact .address-block::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 84% 16%, rgba(53, 225, 255, 0.15), transparent 58%);
  pointer-events: none;
}

.page-contact .address-block__label {
  position: relative;
  margin: 0 0 12px;
  font-family: var(--font-mono, monospace);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--blue);
}

.page-contact .address-block__line {
  position: relative;
  margin: 0 0 14px;
  font-size: clamp(1.18rem, 3.4vw, 1.66rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.35;
  color: var(--ink);
}

.page-contact .address-block__note {
  position: relative;
  margin: 0;
  max-width: 60ch;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 06 联络须知 ---------- */
.page-contact .notice-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .notice-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius, 2px);
  background: var(--panel);
}

.page-contact .notice-item__no {
  flex: 0 0 auto;
  padding-top: 3px;
  font-family: var(--font-mono, monospace);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--amber);
}

.page-contact .notice-item__text {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.66;
  color: var(--muted);
}

.page-contact .notice-item__text strong {
  font-weight: 700;
  color: var(--ink);
}

/* ---------- 底部氛围条 ---------- */
.page-contact .contact-banner {
  position: relative;
  margin-top: 20px;
  border-top: 1px solid var(--line);
  overflow: hidden;
}

.page-contact .contact-banner__img {
  display: block;
  width: 100%;
  height: 300px;
  object-fit: cover;
  filter: saturate(0.85) brightness(0.68);
}

.page-contact .contact-banner__overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  background: linear-gradient(180deg, rgba(4, 33, 26, 0.32) 0%, rgba(4, 33, 26, 0.92) 100%);
}

.page-contact .contact-banner__inner {
  padding-top: 30px;
  padding-bottom: 30px;
}

.page-contact .contact-banner__title {
  margin: 0 0 16px;
  max-width: 34ch;
  font-size: clamp(1.2rem, 3.4vw, 1.8rem);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-contact .contact-banner__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .collab__req {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px 20px;
  }

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

  .page-contact .contact-banner__img {
    height: 380px;
  }
}

@media (min-width: 860px) {
  .page-contact .routing__head {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 240px;
    gap: 32px;
    padding: 12px 14px;
    border-bottom: 1px solid var(--line);
    font-family: var(--font-mono, monospace);
    font-size: 0.68rem;
    letter-spacing: 0.16em;
    color: var(--muted);
  }

  .page-contact .routing__row {
    grid-template-columns: minmax(0, 1fr) 240px;
    gap: 32px;
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-contact .section {
    padding-top: 76px;
    padding-bottom: 76px;
  }

  .page-contact .contact-channels {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.86fr);
    gap: 36px;
    align-items: start;
  }

  .page-contact .contact-channels__figure {
    position: sticky;
    top: 96px;
  }

  .page-contact .address-block {
    padding: 44px 40px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .rhythm-item--priority::before {
    animation: none;
  }

  .page-contact .routing__row,
  .page-contact .collab__summary,
  .page-contact .collab__cue {
    transition: none;
  }
}