.page-contact {
  --pc-edge: rgba(233, 236, 248, 0.09);
  --pc-line: rgba(122, 92, 255, 0.22);
  --pc-panel: rgba(11, 16, 38, 0.9);
  position: relative;
  padding-bottom: clamp(56px, 8vw, 110px);
  background:
    radial-gradient(760px 420px at 94% 0%, rgba(122, 92, 255, 0.16), transparent 70%),
    radial-gradient(620px 380px at 2% 52%, rgba(53, 230, 208, 0.07), transparent 72%);
}

.page-contact .breadcrumb {
  margin-top: clamp(16px, 3vw, 28px);
  font-size: 13px;
  letter-spacing: 0.02em;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(24px, 4vw, 48px) 0 clamp(30px, 4.5vw, 56px);
  border-bottom: 1px solid var(--stroke-soft);
}

.page-contact .contact-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(30px, 5.4vw, 60px);
  line-height: 1.1;
  letter-spacing: 0.02em;
  color: var(--text);
  max-width: 20ch;
  margin: 16px 0 20px;
}

.page-contact .contact-hero__lead {
  max-width: 64ch;
  font-size: clamp(15.5px, 1.6vw, 17.5px);
  line-height: 1.85;
  color: var(--text-dim);
  margin: 0;
}

.page-contact .contact-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 38px;
  margin-top: clamp(24px, 3.6vw, 36px);
}

.page-contact .fact {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding-left: 13px;
  border-left: 2px solid rgba(122, 92, 255, 0.55);
}

.page-contact .fact__num {
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.4vw, 26px);
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-contact .fact__k {
  font-size: 13px;
  color: var(--text-dim);
}

.page-contact .contact-hero .btn--gold {
  margin-top: clamp(24px, 3.4vw, 34px);
}

/* ---------- 主舞台：左流程 / 右类型 ---------- */
.page-contact .contact-stage {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 3.6vw, 40px);
  padding-top: clamp(36px, 5.5vw, 68px);
}

.page-contact .contact-main {
  display: grid;
  gap: clamp(20px, 2.6vw, 30px);
  min-width: 0;
}

/* 流程面板 */
.page-contact .flow-panel {
  position: relative;
  padding: clamp(20px, 2.6vw, 28px) clamp(16px, 2.2vw, 24px) clamp(18px, 2.2vw, 24px);
  border-radius: var(--radius);
  border: 1px solid var(--stroke-soft);
  background: linear-gradient(180deg, rgba(11, 16, 38, 0.94), rgba(5, 6, 15, 0.9));
  overflow: hidden;
  min-width: 0;
}

.page-contact .flow-panel::after {
  content: "";
  position: absolute;
  top: -140px;
  right: -120px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(122, 92, 255, 0.3), transparent 68%);
  pointer-events: none;
}

.page-contact .flow-panel__title,
.page-contact .types-title,
.page-contact .materials-title,
.page-contact .cadence-title {
  position: relative;
  font-family: var(--font-display);
  font-size: clamp(21px, 2.5vw, 27px);
  line-height: 1.26;
  letter-spacing: 0.03em;
  color: var(--text);
  margin: 8px 0 8px;
}

.page-contact .flow-panel__note,
.page-contact .types-lead,
.page-contact .materials-lead {
  position: relative;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-dim);
  margin: 0;
}

.page-contact .flow-list {
  position: relative;
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
}

.page-contact .flow-list::before {
  content: "";
  position: absolute;
  left: 17px;
  top: 28px;
  bottom: 28px;
  width: 2px;
  background: linear-gradient(180deg, rgba(122, 92, 255, 0.85), rgba(53, 230, 208, 0.55));
  opacity: 0.55;
}

.page-contact .flow-item + .flow-item {
  border-top: 1px solid var(--pc-edge);
}

.page-contact .flow-step__btn {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 4px 12px;
  width: 100%;
  padding: 18px 10px 18px 52px;
  background: transparent;
  border: 0;
  border-radius: var(--radius-sm);
  color: var(--text);
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: background-color 0.24s var(--ease);
}

.page-contact .flow-step__btn:hover {
  background: rgba(255, 255, 255, 0.04);
}

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

.page-contact .flow-step__num {
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--ink-900);
  border: 1px solid var(--stroke);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  z-index: 1;
}

.page-contact .flow-step__label {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--text);
}

.page-contact .flow-step__time {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  white-space: nowrap;
}

.page-contact .flow-step .disclosure__icon {
  color: var(--cyan);
}

.page-contact .flow-step__panel {
  padding: 0 10px 20px 52px;
}

.page-contact .step-detail {
  margin: 0;
  display: grid;
  gap: 9px;
}

.page-contact .step-detail__row {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 12px;
}

.page-contact .step-detail dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--purple);
  padding-top: 4px;
}

.page-contact .step-detail dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(233, 236, 248, 0.86);
}

.page-contact .flow-visual {
  margin: clamp(20px, 2.6vw, 28px) 0 0;
}

.page-contact .flow-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--stroke-soft);
}

.page-contact .flow-visual figcaption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--text-dim);
}

/* 顶部氛围图 */
.page-contact .contact-figure {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--stroke-soft);
  background: radial-gradient(120% 120% at 18% 0%, rgba(122, 92, 255, 0.24), rgba(5, 6, 15, 0.92));
}

.page-contact .contact-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .contact-figure figcaption {
  padding: 11px 16px 13px;
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: var(--text-dim);
  border-top: 1px solid var(--stroke-soft);
}

/* 合作类型卡 */
.page-contact .type-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-contact .type-card {
  position: relative;
  padding: 20px 18px 22px;
  border-radius: var(--radius-sm);
  background: var(--ink-800);
  border: 1px solid var(--stroke-soft);
  overflow: hidden;
  transition: border-color 0.24s var(--ease), transform 0.24s var(--ease);
}

.page-contact .type-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 2px;
  background: linear-gradient(180deg, var(--purple), var(--cyan));
  opacity: 0;
  transition: opacity 0.24s var(--ease);
}

.page-contact .type-card:hover,
.page-contact .type-card:focus-within {
  border-color: var(--stroke);
  transform: translateY(-2px);
}

.page-contact .type-card:hover::before,
.page-contact .type-card:focus-within::before {
  opacity: 1;
}

.page-contact .type-card__tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--magenta);
  margin-bottom: 8px;
}

.page-contact .type-card__name {
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 0.04em;
  color: var(--text);
  margin: 0 0 8px;
}

.page-contact .type-card__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-dim);
}

.page-contact .type-card__focus {
  margin: 13px 0 0;
  padding-top: 11px;
  border-top: 1px dashed rgba(122, 92, 255, 0.3);
  font-size: 12.5px;
  color: var(--text);
}

.page-contact .type-card__focus span {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  margin-right: 8px;
}

/* ---------- 材料清单 ---------- */
.page-contact .materials {
  padding-top: clamp(48px, 7vw, 88px);
}

.page-contact .materials-lead {
  max-width: 60ch;
  margin-top: 10px;
}

.page-contact .material-list {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  border-top: 1px solid var(--pc-edge);
}

.page-contact .material {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 14px;
  padding: 20px 0;
  border-bottom: 1px solid var(--pc-edge);
}

.page-contact .material__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--purple);
  padding-top: 3px;
}

.page-contact .material__body h3 {
  font-family: var(--font-display);
  font-size: 16.5px;
  letter-spacing: 0.03em;
  color: var(--text);
  margin: 0 0 6px;
}

.page-contact .material__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-dim);
}

.page-contact .material-note {
  margin-top: clamp(26px, 3.4vw, 38px);
  padding: clamp(20px, 2.6vw, 28px);
  border-radius: var(--radius);
  background: var(--ink-800);
  border: 1px solid var(--stroke-soft);
  border-left: 3px solid var(--cyan);
}

.page-contact .material-note__title {
  font-family: var(--font-display);
  font-size: 17px;
  letter-spacing: 0.03em;
  color: var(--text);
  margin: 0 0 12px;
}

.page-contact .material-note__list {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 7px;
}

.page-contact .material-note__list li {
  font-size: 14px;
  line-height: 1.75;
  color: rgba(233, 236, 248, 0.84);
}

.page-contact .material-note__foot {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--pc-edge);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--text-dim);
}

/* ---------- 联系面板 ---------- */
.page-contact .contact-board {
  margin-top: clamp(48px, 7vw, 88px);
  padding: clamp(24px, 3.4vw, 40px);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(11, 16, 38, 0.98), rgba(5, 6, 15, 0.96));
  border: 1px solid var(--stroke);
  box-shadow: inset 0 0 0 1px rgba(53, 230, 208, 0.06);
}

.page-contact .contact-board__title {
  font-family: var(--font-display);
  font-size: clamp(21px, 2.6vw, 28px);
  line-height: 1.28;
  letter-spacing: 0.03em;
  color: var(--text);
  margin: 8px 0 10px;
  max-width: 26ch;
}

.page-contact .contact-board__lead {
  margin: 0;
  max-width: 58ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-contact .contact-board__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin-top: clamp(22px, 3vw, 30px);
}

.page-contact .contact-item {
  display: grid;
  gap: 7px;
  padding: 18px 18px 20px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid var(--pc-edge);
  min-width: 0;
}

.page-contact .contact-item__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-contact .contact-item__v {
  font-size: 15px;
  line-height: 1.6;
  color: var(--text);
  word-break: break-word;
}

.page-contact .contact-item__n {
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-contact .contact-board__foot {
  margin: clamp(20px, 2.6vw, 28px) 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--pc-edge);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--text-dim);
  max-width: 72ch;
}

/* ---------- 接洽节奏 ---------- */
.page-contact .cadence {
  padding-top: clamp(48px, 7vw, 88px);
}

.page-contact .cadence-list {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-contact .cadence-step {
  position: relative;
  padding: 20px 18px 22px;
  border-radius: var(--radius-sm);
  background: linear-gradient(180deg, rgba(11, 16, 38, 0.95), rgba(11, 16, 38, 0.55));
  border: 1px solid var(--stroke-soft);
  display: grid;
  gap: 9px;
  align-content: start;
}

.page-contact .cadence-step__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--purple);
}

.page-contact .cadence-step h3 {
  font-family: var(--font-display);
  font-size: 17px;
  letter-spacing: 0.04em;
  color: var(--text);
  margin: 0;
}

.page-contact .cadence-step p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--text-dim);
}

.page-contact .cadence-step__t {
  margin-top: 2px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-contact .cadence-foot {
  margin: clamp(24px, 3.2vw, 34px) 0 0;
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--text-dim);
  max-width: 76ch;
}

.page-contact .cadence-foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 230, 208, 0.35);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-contact .cadence-foot a:hover {
  color: var(--gold);
  border-bottom-color: rgba(255, 200, 87, 0.6);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .type-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 720px) {
  .page-contact .material-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 clamp(24px, 3.4vw, 40px);
  }
}

@media (min-width: 760px) {
  .page-contact .cadence-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-contact .contact-stage {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    align-items: start;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-contact .type-card,
  .page-contact .flow-step__btn,
  .page-contact .cadence-foot a {
    transition: none;
  }

  .page-contact .type-card:hover,
  .page-contact .type-card:focus-within {
    transform: none;
  }
}