.page-contact {
  --c-gap: clamp(18px, 2.6vw, 32px);
  --c-line: var(--line);
  background: var(--ink);
  color: var(--text);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* 面包屑 */
.page-contact .breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-block: 20px 0;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--muted);
}
.page-contact .breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}
.page-contact .breadcrumb a:hover {
  color: var(--live);
  border-bottom-color: var(--live);
}
.page-contact .breadcrumb-sep {
  color: var(--c-line);
}
.page-contact .breadcrumb [aria-current="page"] {
  color: var(--text);
}

/* 首屏 */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  margin-top: clamp(16px, 3vw, 32px);
  padding-block: clamp(44px, 7vw, 104px);
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
}
.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image:
    linear-gradient(var(--grid-strong) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-strong) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.45;
  pointer-events: none;
}
.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(185deg, rgba(5, 7, 12, 0.42) 0%, rgba(5, 7, 12, 0.86) 72%, var(--ink) 100%);
  pointer-events: none;
}
.page-contact .hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.page-contact .hero-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.34;
  filter: saturate(1.15) contrast(1.05);
}
.page-contact .hero-inner {
  position: relative;
  z-index: 2;
}
.page-contact .hero-title {
  margin: 18px 0 0;
  font-family: var(--font-display);
  font-size: clamp(38px, 7.4vw, 96px);
  font-weight: 200;
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--text);
}
.page-contact .hero-lede {
  margin: clamp(18px, 2.4vw, 28px) 0 0;
  max-width: 34em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--muted);
}
.page-contact .hero-meta {
  margin: clamp(28px, 4vw, 52px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}
.page-contact .meta-item {
  background: rgba(10, 18, 32, 0.88);
  padding: 16px 18px;
}
.page-contact .meta-item dt {
  color: var(--blue);
}
.page-contact .meta-item dd {
  margin: 10px 0 0;
  font-family: var(--font-data);
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--text);
}

/* 区块通用 */
.page-contact .section {
  padding-block: clamp(48px, 6.5vw, 92px);
}
.page-contact .block-head {
  max-width: 46em;
  margin-bottom: clamp(24px, 3.6vw, 44px);
}
.page-contact .block-title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 3.6vw, 42px);
  font-weight: 250;
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--text);
}
.page-contact .block-note {
  margin: 14px 0 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

/* 渠道 + 事项分栏 */
.page-contact .contact-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--c-gap);
}
.page-contact .channel-stack {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}
.page-contact .channel-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--panel);
  padding: clamp(20px, 2.4vw, 28px);
  transition: background 180ms var(--ease);
}
.page-contact .channel-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 28px;
  height: 2px;
  background: var(--live);
}
.page-contact .channel-card:hover {
  background: var(--hover-green);
}
.page-contact .channel-name {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text);
}
.page-contact .channel-value {
  margin: 0;
  font-family: var(--font-data);
  font-size: 15px;
  line-height: 1.6;
  letter-spacing: 0.01em;
  color: var(--live);
  word-break: break-all;
}
.page-contact .channel-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}
.page-contact .copy-btn {
  align-self: flex-start;
  margin-top: 6px;
  padding: 9px 16px;
  background: transparent;
  border: 1px solid var(--c-line);
  border-radius: 2px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.16em;
  cursor: pointer;
  transition: color 180ms var(--ease), border-color 180ms var(--ease), background 180ms var(--ease);
}
.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  color: var(--live);
  border-color: var(--live);
  background: var(--hover-green);
  outline: none;
}
.page-contact .copy-btn:focus-visible {
  box-shadow: 0 0 0 1px var(--live);
}

/* 事项面板 */
.page-contact .matter-panel {
  border: 1px solid var(--c-line);
  background: var(--panel);
  padding: clamp(20px, 2.6vw, 34px);
}
.page-contact .matter-title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.4vw, 28px);
  font-weight: 300;
  letter-spacing: -0.01em;
  color: var(--text);
}
.page-contact .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 6px;
}
.page-contact .filter-btn {
  padding: 8px 15px;
  background: transparent;
  border: 1px solid var(--c-line);
  border-radius: 2px;
  color: var(--muted);
  font-family: var(--font-body);
  font-size: 13px;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: color 180ms var(--ease), border-color 180ms var(--ease), background 180ms var(--ease);
}
.page-contact .filter-btn:hover {
  color: var(--text);
  border-color: var(--blue);
}
.page-contact .filter-btn[aria-pressed="true"] {
  color: var(--blue);
  border-color: var(--blue);
  background: rgba(61, 139, 255, 0.1);
}
.page-contact .matter-item {
  padding: 22px 0;
  border-top: 1px solid var(--c-line);
}
.page-contact .matter-item[hidden] {
  display: none;
}
.page-contact .matter-name {
  margin: 0;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text);
}
.page-contact .matter-desc {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}
.page-contact .matter-points {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 7px;
}
.page-contact .matter-points li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}
.page-contact .matter-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 7px;
  height: 1px;
  background: var(--blue);
}

/* 处理节奏 */
.page-contact .flow-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--c-gap);
}
.page-contact .flow-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}
.page-contact .flow-step {
  position: relative;
  background: var(--ink);
  padding: clamp(20px, 2.4vw, 28px);
}
.page-contact .flow-step::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 10px;
  height: 10px;
  background: var(--live);
}
.page-contact .flow-step:nth-child(3)::before {
  background: var(--alert);
}
.page-contact .step-index {
  margin: 8px 0 0;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--muted);
}
.page-contact .step-title {
  margin: 14px 0 0;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text);
}
.page-contact .step-desc {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}
.page-contact .flow-figure {
  margin: 0;
  border: 1px solid var(--c-line);
  background: var(--panel);
}
.page-contact .flow-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  filter: saturate(1.05) contrast(1.03);
}
.page-contact .flow-figure figcaption {
  padding: 14px 16px;
  border-top: 1px solid var(--c-line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* 提交清单 */
.page-contact .prep-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}
.page-contact .prep-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: var(--panel);
  padding: 20px 22px;
  transition: background 180ms var(--ease);
}
.page-contact .prep-item:hover {
  background: var(--hover-green);
}
.page-contact .prep-num {
  flex: none;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--blue);
  padding-top: 3px;
}
.page-contact .prep-text {
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}
.page-contact .prep-text strong {
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

.page-contact .link-row {
  margin-top: clamp(24px, 3vw, 36px);
  padding-top: 22px;
  border-top: 1px solid var(--c-line);
}
.page-contact .link-row-title {
  margin: 0 0 14px;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--muted);
}
.page-contact .link-row ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}
.page-contact .link-row a {
  display: inline-block;
  font-size: 15px;
  line-height: 1.7;
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}
.page-contact .link-row a:hover {
  color: var(--live);
  border-bottom-color: var(--live);
}

/* 地址与时段 */
.page-contact .visit-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}
.page-contact .visit-main,
.page-contact .visit-facts {
  background: var(--panel);
  padding: clamp(22px, 3vw, 38px);
}
.page-contact .visit-title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 2.8vw, 34px);
  font-weight: 300;
  letter-spacing: -0.02em;
  color: var(--text);
}
.page-contact .address-block {
  margin: clamp(16px, 2vw, 24px) 0 0;
  padding: 16px 18px;
  border: 1px solid var(--c-line);
  border-left: 2px solid var(--live);
  background: var(--ink);
  font-family: var(--font-data);
  font-size: clamp(15px, 1.8vw, 20px);
  letter-spacing: 0.04em;
  color: var(--text);
  user-select: all;
  overflow-wrap: anywhere;
}
.page-contact .visit-note {
  margin: 16px 0 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}
.page-contact .visit-note a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(61, 139, 255, 0.45);
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}
.page-contact .visit-note a:hover {
  color: var(--live);
  border-bottom-color: var(--live);
}
.page-contact .visit-facts {
  margin: 0;
  display: grid;
  gap: 22px;
  align-content: start;
}
.page-contact .visit-facts > div {
  display: grid;
  gap: 7px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--c-line);
}
.page-contact .visit-facts > div:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}
.page-contact .visit-facts dt {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--blue);
}
.page-contact .visit-facts dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
}

/* 中等屏幕 */
@media (min-width: 700px) {
  .page-contact .hero-meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .flow-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .prep-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* 桌面 */
@media (min-width: 1000px) {
  .page-contact .contact-split {
    grid-template-columns: minmax(300px, 0.82fr) minmax(0, 1.18fr);
  }
  .page-contact .flow-grid {
    grid-template-columns: minmax(0, 1.28fr) minmax(0, 0.72fr);
    align-items: start;
  }
  .page-contact .visit-panel {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }
}

@media (min-width: 1180px) {
  .page-contact .prep-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}