.page-contact {
  --pc-shadow: 10px 10px 0 rgba(53, 226, 125, 0.16);
  color: var(--white);
  padding-bottom: clamp(32px, 6vw, 72px);
}

.page-contact .contact-crumb {
  padding-top: clamp(88px, 11vw, 124px);
}

/* ---------- 首屏提案分栏 ---------- */
.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(20px, 4vw, 40px);
  padding-top: clamp(10px, 2vw, 22px);
  padding-bottom: clamp(32px, 6vw, 68px);
}

.page-contact .contact-hero__lead {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border: 1px solid var(--line);
  padding: clamp(22px, 4vw, 40px) clamp(20px, 3.4vw, 40px) clamp(24px, 4vw, 44px);
}

.page-contact .contact-hero__figure {
  position: absolute;
  inset: 0;
  z-index: 0;
  margin: 0;
  opacity: 0.32;
}

.page-contact .contact-hero__figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.06);
}

.page-contact .contact-hero__lead::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(155deg, rgba(5, 22, 15, 0.5) 0%, rgba(5, 22, 15, 0.9) 48%, var(--ink-900) 100%);
}

.page-contact .contact-hero__lead > :not(.contact-hero__figure) {
  position: relative;
  z-index: 2;
}

.page-contact .contact-hero__lead h1 {
  margin: 14px 0 16px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.1rem, 8.2vw, 4.2rem);
  line-height: 0.98;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.page-contact .contact-hero__lead .lede {
  margin: 0;
  max-width: 46ch;
  color: var(--mist);
  font-size: 1rem;
  line-height: 1.75;
}

.page-contact .contact-inline-link {
  color: var(--lime-300);
  text-decoration: none;
  border-bottom: 1px solid rgba(138, 247, 180, 0.55);
}

.page-contact .contact-inline-link:hover {
  color: var(--white);
}

.page-contact .contact-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  list-style: none;
  font-size: 0.88rem;
  color: var(--mist);
}

.page-contact .contact-hero__facts li {
  padding-left: 12px;
  border-left: 2px solid var(--lime-500);
  line-height: 1.45;
}

.page-contact .contact-hero__facts strong {
  font-family: var(--font-mono);
  font-size: 1.02rem;
  color: var(--white);
  margin-right: 2px;
}

/* ---------- 联系渠道卡 ---------- */
.page-contact .contact-card {
  position: relative;
  border: 2px solid var(--line);
  background: var(--ink-800);
  padding: clamp(22px, 3.4vw, 34px);
  box-shadow: var(--pc-shadow);
}

.page-contact .contact-card::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 44px;
  height: 44px;
  background: linear-gradient(45deg, transparent 50%, var(--lime-500) 50%);
  opacity: 0.85;
}

.page-contact .contact-card__eyebrow {
  margin: 0;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--lime-300);
}

.page-contact .contact-card__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.28rem, 4.2vw, 1.68rem);
  line-height: 1.28;
  letter-spacing: -0.01em;
}

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

.page-contact .contact-card__row {
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.page-contact .contact-card__row:first-child {
  border-top: 0;
  padding-top: 6px;
}

.page-contact .contact-card__key {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--mist);
}

.page-contact .contact-card__val {
  display: block;
  margin-top: 6px;
  font-size: 1rem;
  line-height: 1.55;
  color: var(--white);
  overflow-wrap: anywhere;
}

.page-contact .contact-card__val--link {
  width: fit-content;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1rem, 3.6vw, 1.22rem);
  color: var(--lime-500);
  text-decoration: none;
  border-bottom: 1px dashed rgba(53, 226, 125, 0.45);
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-contact .contact-card__val--link:hover {
  color: var(--lime-300);
  border-bottom-color: var(--lime-300);
}

.page-contact .contact-card__hint {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--mist);
}

.page-contact .contact-card__note {
  margin: 16px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--orange);
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .contact-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

/* ---------- 通用区块节奏 ---------- */
.page-contact .section {
  padding-block: clamp(32px, 6vw, 68px);
}

.page-contact .section__head {
  max-width: 62ch;
  margin-bottom: clamp(20px, 3vw, 32px);
}

/* ---------- 合作方向 ---------- */
.page-contact .contact-directions {
  border-top: 1px solid var(--line);
}

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

.page-contact .direction {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: clamp(12px, 2.4vw, 26px);
  padding: clamp(18px, 2.8vw, 26px) 0;
  border-top: 1px solid var(--line);
  transition: background-color 280ms var(--ease), padding-left 280ms var(--ease);
}

.page-contact .direction:last-child {
  border-bottom: 1px solid var(--line);
}

.page-contact .direction:hover {
  background-color: rgba(53, 226, 125, 0.06);
  padding-left: clamp(6px, 1.4vw, 18px);
}

.page-contact .direction__num {
  padding-top: 4px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1rem, 2.6vw, 1.2rem);
  letter-spacing: 0.04em;
  color: var(--orange);
}

.page-contact .direction__title {
  margin: 0 0 8px;
  font-size: clamp(1.08rem, 3.4vw, 1.4rem);
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.page-contact .direction__text {
  margin: 0;
  max-width: 64ch;
  font-size: 0.96rem;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .direction__meta {
  margin: 10px 0 0;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--lime-300);
}

/* ---------- 准备清单 + 服务时间 ---------- */
.page-contact .contact-prep__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-contact .prep-list {
  margin: clamp(16px, 3vw, 24px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .prep-list__item {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 14px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.page-contact .prep-list__item:last-child {
  border-bottom: 1px solid var(--line);
}

.page-contact .prep-list__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--lime-500);
}

.page-contact .prep-list__title {
  margin: 0 0 4px;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.4;
}

.page-contact .prep-list__text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--mist);
}

.page-contact .contact-prep__time {
  border: 1px solid var(--line);
  background: linear-gradient(170deg, rgba(16, 54, 37, 0.85), rgba(10, 36, 25, 0.96));
  padding: clamp(20px, 3vw, 28px);
}

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

.page-contact .time-list__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 16px;
  padding: 12px 0;
  border-top: 1px dashed rgba(29, 90, 62, 0.9);
}

.page-contact .time-list__row:first-child {
  border-top: 0;
  padding-top: 4px;
}

.page-contact .time-list__key {
  font-size: 0.88rem;
  color: var(--mist);
}

.page-contact .time-list__val {
  font-family: var(--font-mono);
  font-size: 0.96rem;
  color: var(--white);
}

.page-contact .time-list__val--warm {
  color: var(--orange);
}

.page-contact .time-details {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.page-contact .time-details summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  list-style: none;
  font-size: 0.94rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--lime-300);
}

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

.page-contact .time-details summary::after {
  content: "＋";
  flex: none;
  font-family: var(--font-mono);
  color: var(--lime-500);
}

.page-contact .time-details[open] summary::after {
  content: "－";
}

.page-contact .time-details p {
  margin: 12px 0 0;
  font-size: 0.9rem;
  line-height: 1.76;
  color: var(--mist);
}

/* ---------- 合作流程 ---------- */
.page-contact .contact-flow {
  border-top: 1px solid var(--line);
}

.page-contact .flow {
  display: grid;
  margin: clamp(18px, 3vw, 28px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .flow__step {
  padding: 18px 0;
  border-top: 2px solid var(--line);
  transition: border-color 280ms var(--ease), background-color 280ms var(--ease), padding-left 280ms var(--ease);
}

.page-contact .flow__step:hover {
  border-top-color: var(--lime-500);
  background-color: rgba(53, 226, 125, 0.05);
}

.page-contact .flow__num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.6rem, 5vw, 2.2rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: rgba(243, 248, 245, 0.22);
  transition: color 280ms var(--ease);
}

.page-contact .flow__step:hover .flow__num {
  color: var(--orange);
}

.page-contact .flow__title {
  margin: 10px 0 8px;
  font-size: 1.05rem;
  font-weight: 900;
  letter-spacing: -0.01em;
}

.page-contact .flow__text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- 用户支持 ---------- */
.page-contact .contact-support__grid {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
  align-items: start;
}

.page-contact .contact-support__body .lede {
  max-width: 54ch;
  color: var(--mist);
  font-size: 0.98rem;
  line-height: 1.78;
}

.page-contact .support-links {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .support-links li {
  border-top: 1px solid var(--line);
}

.page-contact .support-links li:last-child {
  border-bottom: 1px solid var(--line);
}

.page-contact .support-links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 2px;
  font-size: 0.94rem;
  color: var(--white);
  text-decoration: none;
  transition: color 200ms var(--ease), padding-left 200ms var(--ease);
}

.page-contact .support-links a::after {
  content: "→";
  flex: none;
  font-family: var(--font-mono);
  color: var(--lime-500);
}

.page-contact .support-links a:hover {
  color: var(--lime-300);
  padding-left: 8px;
}

.page-contact .contact-support__figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--ink-700);
  overflow: hidden;
}

.page-contact .contact-support__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: saturate(0.8) contrast(1.06);
}

/* ---------- 底部信息带 ---------- */
.page-contact .contact-address {
  padding-top: clamp(12px, 2vw, 24px);
}

.page-contact .contact-address__band {
  display: grid;
  gap: clamp(16px, 3vw, 28px);
  border-top: 2px solid var(--lime-500);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(10, 36, 25, 0.92), rgba(5, 22, 15, 0.55));
  padding: clamp(20px, 3vw, 30px) clamp(16px, 2.5vw, 24px);
}

.page-contact .contact-address__key {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--lime-300);
}

.page-contact .contact-address__val {
  margin: 8px 0 0;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--white);
}

.page-contact .contact-address__val a {
  font-family: var(--font-mono);
  color: var(--white);
  text-decoration: none;
  border-bottom: 1px dashed rgba(53, 226, 125, 0.5);
}

.page-contact .contact-address__val a:hover {
  color: var(--lime-300);
}

.page-contact .contact-address__hint {
  margin: 6px 0 0;
  font-size: 12px;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 焦点可见 ---------- */
.page-contact a:focus-visible,
.page-contact summary:focus-visible {
  outline: 2px solid var(--lime-500);
  outline-offset: 3px;
}

/* ---------- 断点 ---------- */
@media (min-width: 760px) {
  .page-contact .direction {
    grid-template-columns: 58px minmax(0, 1fr);
  }

  .page-contact .contact-address__band {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-contact .contact-hero__lead {
    padding: clamp(32px, 3.6vw, 52px) clamp(28px, 3.2vw, 48px) clamp(36px, 4vw, 56px);
  }

  .page-contact .contact-hero__figure {
    opacity: 0.38;
  }

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

  .page-contact .contact-support__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: center;
  }
}

@media (min-width: 820px) {
  .page-contact .flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .flow__step {
    padding: 20px 18px 22px 0;
  }

  .page-contact .flow__step:hover {
    padding-left: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .direction,
  .page-contact .flow__step,
  .page-contact .flow__num,
  .page-contact .support-links a,
  .page-contact .contact-card__val--link {
    transition: none;
  }
}