.page-contact {
  --pc-glow: rgba(43, 227, 199, .16);
  --pc-orange-glow: rgba(255, 107, 44, .18);
  padding-bottom: clamp(56px, 8vw, 96px);
  color: var(--text);
}

.page-contact .container {
  position: relative;
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  padding: 20px 0 0;
}

.page-contact .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--sage);
}

.page-contact .breadcrumb-list li + li::before {
  content: "/";
  margin-right: 10px;
  color: var(--grid-line);
}

.page-contact .breadcrumb-link {
  color: var(--sage);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-contact .breadcrumb-link:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-contact a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding: 24px 0 clamp(36px, 5vw, 54px);
}

.page-contact .hero-inner {
  position: relative;
  padding: clamp(24px, 3.4vw, 42px) clamp(18px, 3vw, 38px);
  border: var(--line);
  background:
    radial-gradient(120% 150% at 100% 0%, rgba(43, 227, 199, .10) 0%, transparent 48%),
    linear-gradient(180deg, #12243A 0%, var(--ink-800) 100%);
}

.page-contact .hero-inner::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan) 0 18%, var(--orange) 18% 26%, rgba(30, 50, 71, .9) 26% 100%);
}

.page-contact .hero-kicker {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact h1 {
  margin: 0 0 18px;
  max-width: 22ch;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(29px, 4.6vw, 52px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-contact h1 .hl {
  color: var(--cyan);
}

.page-contact .hero-lead {
  margin: 0;
  max-width: 66ch;
  font-family: var(--font-body);
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.78;
  color: var(--text-2);
}

.page-contact .hero-points {
  list-style: none;
  margin: clamp(24px, 3vw, 34px) 0 0;
  padding: 22px 0 0;
  display: grid;
  gap: 12px;
  border-top: var(--line);
}

.page-contact .hero-points li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-2);
}

.page-contact .hp-num {
  font-family: var(--font-num);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--orange);
}

/* ---------- 主体双栏 ---------- */
.page-contact .contact-grid {
  display: grid;
  gap: 28px;
}

.page-contact .reach-card {
  background: var(--ink-800);
  border: var(--line);
  border-top: 3px solid var(--cyan);
  padding: 24px clamp(18px, 2vw, 26px) 22px;
  box-shadow: 0 28px 70px rgba(0, 0, 0, .42);
}

.page-contact .reach-label {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--sage);
}

.page-contact .reach-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
}

.page-contact .reach-item {
  display: grid;
  gap: 6px;
  padding: 14px 0;
  border-bottom: 1px solid var(--grid-line);
}

.page-contact .reach-item:first-child {
  border-top: 1px solid var(--grid-line);
}

.page-contact .reach-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--sage);
}

.page-contact .reach-val {
  font-family: var(--font-mono);
  font-size: 15.5px;
  line-height: 1.55;
  color: var(--text);
  user-select: all;
  overflow-wrap: anywhere;
  transition: color .18s var(--ease);
}

.page-contact .reach-item:hover .reach-val {
  color: var(--cyan);
}

.page-contact .reach-note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text-2);
}

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

.page-contact .contact-body p {
  margin: 0 0 16px;
  max-width: 68ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--text-2);
}

.page-contact .contact-body p strong {
  color: var(--text);
  font-weight: 600;
  font-family: var(--font-mono);
}

/* ---------- 章节头 ---------- */
.page-contact .section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px 16px;
  margin: 0 0 22px;
  padding-bottom: 14px;
  border-bottom: var(--line);
}

.page-contact .section-num {
  font-family: var(--font-num);
  font-weight: 800;
  font-size: clamp(28px, 3.4vw, 40px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--orange);
}

.page-contact .section-title {
  flex: 1 1 auto;
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(20px, 2.4vw, 28px);
  line-height: 1.3;
  color: var(--text);
}

.page-contact .section-kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--sage);
  white-space: nowrap;
}

/* ---------- 时段刻度条 ---------- */
.page-contact .timebar {
  margin: 26px 0 0;
  padding: 18px 18px 15px;
  border: var(--line);
  background: linear-gradient(180deg, rgba(30, 50, 71, .55), rgba(16, 31, 51, .92));
}

.page-contact .timebar-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px 14px;
  margin-bottom: 14px;
}

.page-contact .timebar-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--sage);
}

.page-contact .timebar-state {
  font-family: var(--font-num);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--cyan);
}

.page-contact .timebar-track {
  position: relative;
  height: 14px;
  background: var(--ink-900);
  border: 1px solid var(--grid-line);
}

.page-contact .timebar-track::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(90deg, var(--grid-line) 0 1px, transparent 1px 8.3333%);
  pointer-events: none;
}

.page-contact .timebar-window {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 37.5%;
  width: 37.5%;
  background: linear-gradient(90deg, var(--cyan-deep), var(--cyan));
  transition: box-shadow .26s var(--ease), filter .26s var(--ease);
}

.page-contact .timebar:hover .timebar-window {
  box-shadow: 0 0 0 2px rgba(43, 227, 199, .25), 0 0 22px rgba(43, 227, 199, .38);
  filter: brightness(1.08);
}

.page-contact .timebar-scale {
  display: flex;
  justify-content: space-between;
  gap: 4px;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--sage);
}

.page-contact .timebar-hint {
  margin: 12px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text-2);
}

/* ---------- 图片容器 ---------- */
.page-contact .media-frame {
  margin: 28px 0 0;
  aspect-ratio: 3 / 2;
}

.page-contact .media-frame.is-compact {
  aspect-ratio: 4 / 3;
  margin: 0;
}

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

/* ---------- 02 周末优先级 ---------- */
.page-contact .weekend-panel {
  margin: clamp(48px, 7vw, 80px) 0 0;
}

.page-contact .panel-inner {
  border: var(--line);
  border-left: 3px solid var(--orange);
  background:
    linear-gradient(135deg, var(--pc-orange-glow), transparent 44%),
    var(--ink-800);
  padding: clamp(20px, 3vw, 38px);
}

.page-contact .panel-grid {
  display: grid;
  gap: 24px;
}

.page-contact .panel-copy p {
  margin: 0 0 16px;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--text-2);
}

.page-contact .panel-copy p:last-child {
  margin-bottom: 0;
}

.page-contact .inline-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 227, 199, .45);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-contact .inline-link:hover {
  color: var(--orange-soft);
  border-bottom-color: var(--orange-soft);
}

.page-contact .prio-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .prio-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 14px 16px;
  background: var(--ink-900);
  border: 1px solid var(--grid-line);
  transition: border-color .18s var(--ease), transform .18s var(--ease);
}

.page-contact .prio-item:hover {
  transform: translateY(-2px);
  border-color: var(--orange);
}

.page-contact .prio-rank {
  font-family: var(--font-num);
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  color: var(--orange);
}

.page-contact .prio-text {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-2);
}

.page-contact .prio-text strong {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-head);
  font-size: 15.5px;
  font-weight: 900;
  color: var(--text);
}

/* ---------- 03 来信清单 ---------- */
.page-contact .letter-section {
  margin: clamp(48px, 7vw, 80px) 0 0;
}

.page-contact .letter-grid {
  display: grid;
  gap: 26px;
}

.page-contact .letter-copy p {
  margin: 0 0 18px;
  max-width: 64ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--text-2);
}

.page-contact .checklist {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  border-top: var(--line);
}

.page-contact .checklist li {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 15px 2px;
  border-bottom: var(--line);
  font-size: 15.5px;
  line-height: 1.65;
  color: var(--text);
}

.page-contact .checklist li::before {
  content: "";
  width: 16px;
  height: 16px;
  margin-top: 4px;
  border: 1px solid var(--cyan-deep);
  background: rgba(43, 227, 199, .08);
  transition: background .18s var(--ease), border-color .18s var(--ease);
}

.page-contact .checklist li:hover::before {
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-contact .letter-tip {
  margin: 0;
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  line-height: 1.7;
  color: var(--cyan);
}

/* ---------- 04 合作与建议 ---------- */
.page-contact .collab-section {
  margin: clamp(48px, 7vw, 80px) 0 0;
}

.page-contact .collab-grid {
  display: grid;
  gap: 22px;
}

.page-contact .collab-copy p {
  margin: 0 0 16px;
  max-width: 66ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--text-2);
}

.page-contact .collab-copy p:last-child {
  margin-bottom: 0;
}

.page-contact .collab-tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-content: start;
}

/* ---------- 05 办公地址 ---------- */
.page-contact .addr-section {
  margin: clamp(48px, 7vw, 80px) 0 0;
}

.page-contact .addr-block {
  display: grid;
  gap: 20px;
  padding: clamp(20px, 3vw, 34px);
  border: var(--line);
  background:
    linear-gradient(160deg, var(--pc-glow), transparent 40%),
    var(--ink-800);
}

.page-contact .addr-line {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(20px, 2.6vw, 30px);
  line-height: 1.4;
  color: var(--text);
}

.page-contact .addr-sub {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  line-height: 1.7;
  color: var(--sage);
}

.page-contact .addr-side p {
  margin: 0 0 14px;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--text-2);
}

.page-contact .addr-side p:last-child {
  margin-bottom: 0;
}

/* ---------- 06 回复节奏 ---------- */
.page-contact .pace-section {
  margin: clamp(48px, 7vw, 80px) 0 0;
}

.page-contact .pace-intro {
  margin: 0 0 20px;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--text-2);
}

.page-contact .pace-table {
  border-top: var(--line);
}

.page-contact .pace-row {
  display: grid;
  gap: 4px;
  padding: 16px 4px;
  border-bottom: var(--line);
  transition: background .18s var(--ease);
}

.page-contact .pace-row:hover {
  background: rgba(30, 50, 71, .5);
}

.page-contact .pace-row--head {
  display: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--sage);
}

.page-contact .pace-type {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 16px;
  line-height: 1.5;
  color: var(--text);
}

.page-contact .pace-when {
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: .03em;
  line-height: 1.6;
  color: var(--cyan);
}

.page-contact .pace-how {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-2);
}

.page-contact .pace-foot {
  margin: 22px 0 0;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-2);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .pace-row {
    grid-template-columns: minmax(0, 4fr) minmax(0, 5fr) minmax(0, 3fr);
    gap: 24px;
    align-items: baseline;
    padding: 16px 10px;
  }

  .page-contact .pace-row--head {
    display: grid;
    padding: 10px;
  }

  .page-contact .addr-block {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 34px;
    align-items: center;
  }
}

@media (min-width: 860px) {
  .page-contact .hero-points {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px;
  }
}

@media (min-width: 900px) {
  .page-contact .panel-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 40px;
    align-items: start;
  }

  .page-contact .letter-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 44px;
    align-items: start;
  }

  .page-contact .collab-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 40px;
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-grid {
    grid-template-columns: minmax(0, 4.2fr) minmax(0, 7fr);
    gap: clamp(32px, 4vw, 56px);
    align-items: start;
  }

  .page-contact .reach-card {
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact * {
    transition: none !important;
    animation: none !important;
  }
}
</>