.page-contact {
  --contact-sticky: 108px;
  --contact-gap: clamp(32px, 4.6vw, 56px);
  display: block;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(88px, 12vw, 144px) 0 clamp(36px, 5vw, 56px);
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: -32%;
  right: -20%;
  width: min(760px, 92vw);
  height: min(760px, 92vw);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(200, 255, 61, 0.16), rgba(200, 255, 61, 0) 66%);
  pointer-events: none;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(233, 242, 236, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(233, 242, 236, 0.045) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 78%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 78%);
  pointer-events: none;
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 1;
}

.page-contact .breadcrumb__sep {
  opacity: 0.45;
}

.page-contact .page-hero__title {
  margin: 16px 0 0;
  font-family: var(--display);
  font-weight: 900;
  font-size: clamp(36px, 7.4vw, 84px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-contact .page-hero__lead {
  margin: 22px 0 0;
  max-width: 44em;
  font-size: clamp(15.5px, 1.5vw, 18px);
  line-height: 1.9;
  color: rgba(233, 242, 236, 0.9);
}

.page-contact .contact-hero__quick {
  list-style: none;
  margin: clamp(28px, 4vw, 42px) 0 0;
  padding: clamp(18px, 2.4vw, 26px) 0 0;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 14px clamp(20px, 4vw, 52px);
}

.page-contact .contact-quick {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
  font-size: 15px;
  transition: color 0.18s ease;
}

.page-contact .contact-quick__num {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--amber);
  transition: color 0.18s ease;
}

.page-contact .contact-quick:hover,
.page-contact .contact-quick:hover .contact-quick__num {
  color: var(--lime);
}

/* ---------- 骨架 ---------- */
.page-contact .contact-layout {
  align-items: start;
  row-gap: var(--contact-gap);
  padding-top: clamp(32px, 5vw, 64px);
  padding-bottom: clamp(64px, 9vw, 120px);
}

.page-contact .contact-rail {
  position: sticky;
  top: var(--contact-sticky);
  min-width: 0;
}

.page-contact .contact-stream {
  display: grid;
  gap: var(--contact-gap);
  min-width: 0;
}

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

.page-contact .section-head {
  margin-bottom: 4px;
}

.page-contact .section-head__note {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .contact-block h2 {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(22px, 2.6vw, 32px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin: 0 0 8px;
  color: var(--text);
}

/* ---------- 左侧信息卡 ---------- */
.page-contact .contact-card {
  min-width: 0;
  padding: 18px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(18, 46, 36, 0.78), rgba(11, 33, 26, 0.92));
  box-shadow: var(--shadow);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
}

.page-contact .contact-card__media {
  position: relative;
  margin: 0 0 18px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  aspect-ratio: 3 / 2;
  background: var(--ink-deep);
}

.page-contact .contact-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.06) brightness(0.92);
}

.page-contact .contact-card__title {
  margin: 0 0 4px;
  font-family: var(--display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--text);
}

.page-contact .contact-line {
  padding: 13px 0;
  border-top: 1px dashed var(--line-soft);
}

.page-contact .contact-line:first-of-type {
  border-top: 0;
}

.page-contact .contact-line__label {
  margin: 0 0 6px;
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--muted);
  text-transform: uppercase;
}

.page-contact .contact-line__value {
  margin: 0;
  font-family: var(--mono);
  font-weight: 700;
  font-size: clamp(19px, 1.7vw, 23px);
  line-height: 1.35;
  letter-spacing: 0.01em;
  color: var(--lime);
  overflow-wrap: anywhere;
}

.page-contact .contact-line__value--mail {
  font-size: clamp(12.5px, 1.2vw, 14.5px);
  font-weight: 600;
  color: var(--lime-soft);
  word-break: break-all;
}

.page-contact .contact-line__value--addr {
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.75;
  color: var(--text);
  overflow-wrap: anywhere;
}

.page-contact .block-grid {
  display: block;
  width: 100%;
  height: auto;
  margin-top: 12px;
  border-radius: var(--radius-sm);
  background: rgba(5, 19, 14, 0.55);
  border: 1px solid var(--line-soft);
}

.page-contact .contact-card__note {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line-soft);
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 咨询分流 ---------- */
.page-contact .contact-block--paths {
  padding: clamp(20px, 3vw, 34px);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: linear-gradient(150deg, rgba(43, 35, 80, 0.72) 0%, rgba(18, 46, 36, 0.55) 62%, rgba(11, 33, 26, 0.72) 100%);
}

.page-contact .contact-block--paths .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 22px 0 26px;
}

.page-contact .contact-block--paths .filter-chip {
  -webkit-appearance: none;
  appearance: none;
  cursor: pointer;
  font-family: var(--sans);
  font-size: 14px;
  padding: 9px 18px;
  border-radius: var(--pill);
  border: 1px solid var(--line);
  background: rgba(233, 242, 236, 0.05);
  color: var(--text);
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.page-contact .contact-block--paths .filter-chip:hover {
  border-color: var(--lime-soft);
  color: var(--lime-soft);
}

.page-contact .contact-block--paths .filter-chip.is-active {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--ink);
  font-weight: 700;
}

.page-contact .path-panels {
  display: block;
}

.page-contact .path-panel {
  display: grid;
  gap: 20px;
  min-width: 0;
}

.page-contact .path-panel + .path-panel {
  margin-top: 26px;
}

.page-contact .path-panel__intro h3 {
  margin: 0 0 10px;
  font-family: var(--display);
  font-size: clamp(19px, 2vw, 24px);
  font-weight: 700;
  color: var(--lime-soft);
}

.page-contact .path-panel__intro p {
  margin: 0 0 12px;
  max-width: 60ch;
  font-size: 15.5px;
  line-height: 1.9;
  color: rgba(233, 242, 236, 0.88);
}

.page-contact .path-panel__intro p:last-child {
  margin-bottom: 0;
}

.page-contact .path-panel__intro a {
  color: var(--lime);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .path-panel__need {
  align-self: start;
  padding: 16px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--amber);
  background: var(--surface);
}

.page-contact .path-panel__need h4 {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--amber);
}

.page-contact .path-panel__need ul {
  margin: 0;
  padding-left: 18px;
}

.page-contact .path-panel__need li {
  margin-bottom: 4px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--text);
}

.page-contact .path-panel__need li:last-child {
  margin-bottom: 0;
}

.page-contact .path-panel__need li::marker {
  color: var(--lime);
}

/* ---------- 优先队列 ---------- */
.page-contact .contact-block--priority {
  max-width: 760px;
  padding: clamp(22px, 3vw, 34px);
  border-radius: var(--radius);
  border: 1px solid rgba(240, 180, 41, 0.26);
  background: linear-gradient(150deg, rgba(74, 27, 42, 0.78), rgba(11, 33, 26, 0.72));
}

.page-contact .contact-block--priority p {
  margin: 0 0 14px;
  max-width: 58ch;
  font-size: 15.5px;
  line-height: 1.9;
  color: rgba(233, 242, 236, 0.9);
}

.page-contact .contact-block--priority .btn {
  margin-top: 8px;
}

/* ---------- 合作流程 ---------- */
.page-contact .contact-block--coop {
  padding: clamp(22px, 3vw, 34px);
  border-radius: var(--radius);
  border: 1px solid var(--line-soft);
  background: var(--surface);
}

.page-contact .coop-grid {
  display: grid;
  gap: 28px;
  margin-top: 22px;
}

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

.page-contact .flow-step {
  position: relative;
  padding: 0 0 28px 62px;
}

.page-contact .flow-step:last-child {
  padding-bottom: 0;
}

.page-contact .flow-step::before {
  content: "";
  position: absolute;
  left: 21px;
  top: 36px;
  bottom: 4px;
  width: 1px;
  background: linear-gradient(180deg, var(--line), rgba(200, 255, 61, 0.04));
}

.page-contact .flow-step:last-child::before {
  display: none;
}

.page-contact .flow-step__no {
  position: absolute;
  left: 0;
  top: 0;
  width: 44px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--ink);
  background: var(--lime);
  border-radius: var(--pill);
}

.page-contact .flow-step__title {
  margin: 3px 0 8px;
  font-family: var(--display);
  font-size: clamp(17px, 1.9vw, 21px);
  font-weight: 700;
  color: var(--text);
}

.page-contact .flow-step__text {
  margin: 0 0 8px;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(233, 242, 236, 0.86);
}

.page-contact .flow-step__note {
  margin: 0;
  max-width: 56ch;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--muted);
  opacity: 0.78;
  transition: opacity 0.22s ease, color 0.22s ease;
}

.page-contact .flow-step__note a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .flow-step:hover .flow-step__note,
.page-contact .flow-step:focus-within .flow-step__note {
  opacity: 1;
  color: var(--lime-soft);
}

.page-contact .coop-figure {
  margin: 0;
  min-width: 0;
}

.page-contact .coop-figure .media-frame {
  border-radius: var(--radius-sm);
  overflow: hidden;
  aspect-ratio: 1 / 1;
  background: var(--ink-deep);
  border: 1px solid var(--line-soft);
}

.page-contact .coop-figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .coop-figure .media-frame__caption {
  margin-top: 12px;
  font-size: 12.5px;
  line-height: 1.75;
  letter-spacing: 0.02em;
  color: var(--muted);
}

/* ---------- 响应时间 ---------- */
.page-contact .contact-block--response {
  max-width: 900px;
}

.page-contact .contact-table {
  width: 100%;
  border-collapse: collapse;
}

.page-contact .contact-table th,
.page-contact .contact-table td {
  text-align: left;
  padding: 13px 14px;
  font-size: 14.5px;
  line-height: 1.7;
  vertical-align: top;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .contact-table thead th {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-table tbody th {
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
}

.page-contact .contact-table tbody td {
  color: rgba(233, 242, 236, 0.85);
}

.page-contact .contact-table .num {
  font-family: var(--mono);
  font-size: 13.5px;
  color: var(--lime);
}

.page-contact .contact-table tbody tr:last-child th,
.page-contact .contact-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-contact .contact-table tbody tr:hover {
  background: rgba(200, 255, 61, 0.04);
}

.page-contact .contact-table a {
  color: var(--lime-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .contact-note {
  margin: 18px 0 0;
  max-width: 66ch;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 来信之前 ---------- */
.page-contact .contact-block--pre {
  display: grid;
  gap: 16px;
  padding-top: 6px;
  border-top: 1px solid var(--line-soft);
}

.page-contact .contact-block--pre .contact-minor-title {
  margin: 10px 0 0;
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-contact .pre-links {
  display: grid;
  gap: 14px;
}

.page-contact .pre-link {
  display: block;
  padding: 18px 20px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line-soft);
  background: rgba(18, 46, 36, 0.5);
  text-decoration: none;
  transition: border-color 0.18s ease, background 0.18s ease, transform 0.18s ease;
}

.page-contact .pre-link__t {
  display: block;
  margin-bottom: 6px;
  font-family: var(--display);
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  transition: color 0.18s ease;
}

.page-contact .pre-link__d {
  display: block;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .pre-link:hover {
  border-color: var(--lime);
  background: rgba(200, 255, 61, 0.07);
  transform: translateY(-2px);
}

.page-contact .pre-link:hover .pre-link__t {
  color: var(--lime);
}

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-contact .pre-links {
    grid-template-columns: 1fr 1fr;
    gap: 18px;
  }
}

@media (min-width: 760px) {
  .page-contact .path-panel {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    gap: 26px;
  }
}

@media (min-width: 880px) {
  .page-contact .coop-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    gap: 36px;
    align-items: start;
  }
}

@media (max-width: 960px) {
  .page-contact .contact-rail {
    position: static;
  }

  .page-contact .contact-card__media {
    aspect-ratio: 16 / 9;
  }

  .page-contact .flow-step {
    padding-left: 54px;
  }

  .page-contact .flow-step::before {
    left: 18px;
  }

  .page-contact .flow-step__no {
    width: 38px;
    height: 27px;
    font-size: 13px;
  }
}

@media (max-width: 560px) {
  .page-contact .contact-hero__quick {
    gap: 12px 20px;
  }

  .page-contact .contact-table th,
  .page-contact .contact-table td {
    padding: 11px 10px;
    font-size: 13.5px;
  }

  .page-contact .contact-table tbody th {
    white-space: normal;
  }
}