.page-contact {
  --pc-panel: #12141D;
  --pc-hair: rgba(245, 240, 229, 0.1);
  --pc-body-soft: rgba(245, 240, 229, 0.8);
  color: var(--sg-cream);
  background:
    radial-gradient(circle at 10% 2%, rgba(47, 227, 255, 0.09), transparent 44%),
    radial-gradient(circle at 92% 24%, rgba(255, 79, 144, 0.07), transparent 42%),
    var(--sg-ink);
}

.page-contact [id] {
  scroll-margin-top: 120px;
}

.page-contact h1,
.page-contact h2,
.page-contact h3 {
  font-family: var(--sg-font-display);
  line-height: 1.16;
  margin: 0;
}

.page-contact p {
  margin: 0;
}

/* ---------- 面包屑 ---------- */
.page-contact .pc-crumbs-row {
  padding-top: clamp(18px, 3vw, 30px);
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  padding-top: clamp(22px, 3.4vw, 42px);
  padding-bottom: clamp(34px, 5vw, 66px);
}

.page-contact .pc-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 54px);
  align-items: center;
}

.page-contact .pc-hero__art {
  position: relative;
  aspect-ratio: 1 / 1;
  border: 2px solid var(--sg-line);
  border-radius: var(--sg-radius);
  box-shadow: var(--sg-shadow-hard);
  background: linear-gradient(150deg, #0d1018, #080a10);
  overflow: hidden;
}

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

.page-contact .pc-hero__artcap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 12px 16px;
  font-family: var(--sg-font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--sg-cream);
  background: linear-gradient(to top, rgba(7, 8, 13, 0.94), rgba(7, 8, 13, 0));
}

.page-contact .pc-eyebrow {
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--sg-cyan);
  margin-bottom: 12px;
}

.page-contact .pc-hero__title {
  font-size: clamp(2rem, 5.4vw, 3.5rem);
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--sg-cream);
  text-shadow: 0 0 26px rgba(246, 196, 83, 0.18);
  margin-bottom: clamp(16px, 2.2vw, 24px);
}

.page-contact .pc-hero__lead {
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--pc-body-soft);
}

.page-contact .pc-status {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  list-style: none;
  margin: clamp(18px, 2.6vw, 28px) 0 0;
  padding: 0;
  font-size: 13px;
  color: var(--sg-mist);
}

.page-contact .pc-status li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-contact .pc-status .sg-mono {
  color: var(--sg-cream);
  font-size: 12px;
}

.page-contact .pc-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex: 0 0 auto;
}

.page-contact .pc-dot--cyan {
  background: var(--sg-cyan);
  box-shadow: 0 0 10px rgba(47, 227, 255, 0.85);
}

.page-contact .pc-dot--gold {
  background: var(--sg-gold);
  box-shadow: 0 0 10px rgba(246, 196, 83, 0.85);
}

.page-contact .pc-dot--rose {
  background: var(--sg-rose);
  box-shadow: 0 0 10px rgba(255, 79, 144, 0.85);
}

.page-contact .pc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: clamp(22px, 3vw, 32px);
}

/* ---------- 章节头 ---------- */
.page-contact .pc-sechead {
  max-width: 62ch;
  margin-bottom: clamp(22px, 3.4vw, 40px);
}

.page-contact .pc-sechead h2 {
  font-size: clamp(1.5rem, 3.6vw, 2.25rem);
  font-weight: 800;
  color: var(--sg-cream);
  margin-bottom: 12px;
}

.page-contact .pc-sechead__lead {
  font-size: 15px;
  line-height: 1.82;
  color: var(--sg-mist);
}

/* ---------- 四类合作场景 ---------- */
.page-contact .pc-scenes__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2.4vw, 24px);
}

.page-contact .pc-scene {
  position: relative;
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--pc-hair);
  border-top: 3px solid var(--sg-cyan);
  border-radius: var(--sg-radius-sm);
  background: linear-gradient(160deg, rgba(18, 20, 29, 0.96), rgba(7, 8, 13, 0.96));
  overflow: hidden;
}

.page-contact .pc-scene::after {
  content: "";
  position: absolute;
  right: -46px;
  bottom: -70px;
  width: 210px;
  height: 210px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(47, 227, 255, 0.18), transparent 70%);
  pointer-events: none;
}

.page-contact .pc-scene--gold {
  border-top-color: var(--sg-gold);
}

.page-contact .pc-scene--gold::after {
  background: radial-gradient(circle, rgba(246, 196, 83, 0.2), transparent 70%);
}

.page-contact .pc-scene--rose {
  border-top-color: var(--sg-rose);
}

.page-contact .pc-scene--rose::after {
  background: radial-gradient(circle, rgba(255, 79, 144, 0.18), transparent 70%);
}

.page-contact .pc-scene--amber {
  border-top-color: var(--sg-amber);
}

.page-contact .pc-scene--amber::after {
  background: radial-gradient(circle, rgba(183, 122, 38, 0.24), transparent 70%);
}

.page-contact .pc-scene > * {
  position: relative;
  z-index: 1;
}

.page-contact .pc-scene__no {
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--sg-cyan);
  margin-bottom: 10px;
}

.page-contact .pc-scene--gold .pc-scene__no {
  color: var(--sg-gold);
}

.page-contact .pc-scene--rose .pc-scene__no {
  color: var(--sg-rose);
}

.page-contact .pc-scene--amber .pc-scene__no {
  color: var(--sg-amber);
}

.page-contact .pc-scene h3 {
  font-size: clamp(1.15rem, 2.2vw, 1.35rem);
  color: var(--sg-cream);
  margin-bottom: 8px;
}

.page-contact .pc-scene__for {
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: var(--sg-mist);
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--pc-hair);
  margin-bottom: 14px;
}

.page-contact .pc-scene > p:not(.pc-scene__no):not(.pc-scene__for) {
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--pc-body-soft);
}

.page-contact .pc-scene ul {
  display: grid;
  gap: 8px;
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
}

.page-contact .pc-scene li {
  position: relative;
  padding-left: 18px;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--sg-mist);
}

.page-contact .pc-scene li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 7px;
  border: 1px solid var(--sg-amber);
  transform: rotate(45deg);
}

/* ---------- 流程 + 联系卡 ---------- */
.page-contact .pc-flowzone__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 48px);
  align-items: start;
}

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

.page-contact .pc-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(14px, 2.4vw, 26px);
  padding: clamp(18px, 2.6vw, 26px) 0;
  border-top: 1px solid var(--pc-hair);
}

.page-contact .pc-step:last-child {
  border-bottom: 1px solid var(--pc-hair);
}

.page-contact .pc-step__no {
  font-family: var(--sg-font-mono);
  font-size: clamp(2.2rem, 6vw, 3.6rem);
  font-weight: 700;
  line-height: 0.86;
  letter-spacing: -0.03em;
  color: rgba(246, 196, 83, 0.16);
  -webkit-text-stroke: 1px var(--sg-amber);
  flex: 0 0 auto;
}

.page-contact .pc-step__body h3 {
  font-size: 1.05rem;
  color: var(--sg-cream);
  margin-bottom: 8px;
}

.page-contact .pc-step__body p {
  font-size: 14px;
  line-height: 1.82;
  color: var(--sg-mist);
}

.page-contact .pc-card {
  position: relative;
  border: 2px solid var(--sg-line);
  border-radius: var(--sg-radius);
  box-shadow: var(--sg-shadow-lift);
  background: var(--sg-graphite);
  overflow: hidden;
}

.page-contact .pc-card__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.36;
}

.page-contact .pc-card__inner {
  position: relative;
  z-index: 1;
  padding: clamp(22px, 3.4vw, 34px);
  background: linear-gradient(155deg, rgba(7, 8, 13, 0.86), rgba(7, 8, 13, 0.62));
}

.page-contact .pc-card__kicker {
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--sg-gold);
  margin-bottom: 10px;
}

.page-contact .pc-card h2 {
  font-size: clamp(1.25rem, 2.6vw, 1.62rem);
  color: var(--sg-cream);
  margin-bottom: 18px;
}

.page-contact .pc-card__list {
  margin: 0;
}

.page-contact .pc-card__row {
  display: grid;
  gap: 5px;
  padding: 14px 0;
  border-top: 1px solid rgba(245, 240, 229, 0.14);
}

.page-contact .pc-card__row dt {
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--sg-mist);
}

.page-contact .pc-card__row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--sg-cream);
  word-break: break-all;
  user-select: all;
}

.page-contact .pc-card__row dd .sg-mono {
  font-size: 14.5px;
  color: var(--sg-gold);
}

.page-contact .pc-card__note {
  margin-top: 18px;
  padding-left: 12px;
  border-left: 2px solid var(--sg-line-rose);
  font-size: 12.5px;
  line-height: 1.78;
  color: var(--sg-mist);
}

/* ---------- 客服与版本问题 ---------- */
.page-contact .pc-support__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2.4vw, 22px);
}

.page-contact .pc-support__item {
  padding: clamp(18px, 2.8vw, 26px);
  border: 1px solid var(--pc-hair);
  border-left: 3px solid var(--sg-gold);
  border-radius: var(--sg-radius-sm);
  background: rgba(18, 20, 29, 0.72);
}

.page-contact .pc-support__item--cyan {
  border-left-color: var(--sg-cyan);
}

.page-contact .pc-support__item--rose {
  border-left-color: var(--sg-rose);
}

.page-contact .pc-support__item h3 {
  font-size: 1.05rem;
  color: var(--sg-cream);
  margin-bottom: 10px;
}

.page-contact .pc-support__item p {
  font-size: 14px;
  line-height: 1.82;
  color: var(--sg-mist);
}

.page-contact .pc-support__hint {
  display: inline-block;
  margin-top: 14px;
  padding: 6px 11px;
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--sg-gold);
  background: rgba(246, 196, 83, 0.1);
  border: 1px solid rgba(246, 196, 83, 0.32);
  border-radius: 999px;
}

.page-contact .pc-support__item--cyan .pc-support__hint {
  color: var(--sg-cyan);
  background: rgba(47, 227, 255, 0.1);
  border-color: rgba(47, 227, 255, 0.32);
}

.page-contact .pc-support__item--rose .pc-support__hint {
  color: var(--sg-rose);
  background: rgba(255, 79, 144, 0.1);
  border-color: rgba(255, 79, 144, 0.32);
}

/* ---------- 响应时段条 ---------- */
.page-contact .pc-hours__bar {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.2vw, 34px);
  padding: clamp(24px, 3.6vw, 40px);
  border: 2px solid var(--sg-line);
  border-radius: var(--sg-radius);
  box-shadow: var(--sg-shadow-hard);
  background:
    linear-gradient(118deg, rgba(246, 196, 83, 0.13), rgba(47, 227, 255, 0.09) 52%, rgba(255, 79, 144, 0.11)),
    var(--sg-graphite);
}

.page-contact .pc-hours h2 {
  font-size: clamp(1.3rem, 3vw, 1.85rem);
  font-weight: 800;
  color: var(--sg-cream);
  margin-bottom: 12px;
}

.page-contact .pc-hours__main p:not(.pc-eyebrow) {
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--pc-body-soft);
  max-width: 56ch;
}

.page-contact .pc-hours__ticks {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .pc-hours__ticks li {
  padding-top: 10px;
  border-top: 2px solid var(--sg-gold);
}

.page-contact .pc-hours__ticks .t {
  display: block;
  font-family: var(--sg-font-mono);
  font-size: 15px;
  color: var(--sg-cream);
  text-shadow: 0 0 12px rgba(246, 196, 83, 0.4);
}

.page-contact .pc-hours__ticks .l {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--sg-mist);
}

/* ---------- 合作材料清单 ---------- */
.page-contact .pc-kit__list {
  display: grid;
  gap: 12px;
}

.page-contact .pc-kit__item {
  border: 1px solid var(--pc-hair);
  border-radius: var(--sg-radius-sm);
  background: rgba(18, 20, 29, 0.68);
  overflow: hidden;
}

.page-contact .pc-kit__item[open] {
  border-color: var(--sg-line);
  background: rgba(18, 20, 29, 0.92);
}

.page-contact .pc-kit__item summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: clamp(14px, 2vw, 18px) clamp(16px, 2.4vw, 22px);
  cursor: pointer;
  list-style: none;
}

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

.page-contact .pc-kit__item summary:focus-visible {
  outline: 2px solid var(--sg-cyan);
  outline-offset: -2px;
}

.page-contact .pc-kit__tag {
  flex: 0 0 auto;
  font-family: var(--sg-font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  padding: 4px 9px;
  border: 1px solid currentColor;
  border-radius: 999px;
  color: var(--sg-cyan);
}

.page-contact .pc-kit__item--gold .pc-kit__tag {
  color: var(--sg-gold);
}

.page-contact .pc-kit__item--rose .pc-kit__tag {
  color: var(--sg-rose);
}

.page-contact .pc-kit__item--amber .pc-kit__tag {
  color: var(--sg-amber);
}

.page-contact .pc-kit__sum {
  flex: 1 1 auto;
  font-size: 14.5px;
  color: var(--sg-cream);
}

.page-contact .pc-kit__plus {
  position: relative;
  flex: 0 0 auto;
  width: 14px;
  height: 14px;
}

.page-contact .pc-kit__plus::before,
.page-contact .pc-kit__plus::after {
  content: "";
  position: absolute;
  background: var(--sg-gold);
  border-radius: 2px;
}

.page-contact .pc-kit__plus::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
}

.page-contact .pc-kit__plus::after {
  left: 6px;
  top: 0;
  width: 2px;
  height: 14px;
  transition: transform 0.2s ease;
}

.page-contact .pc-kit__item[open] .pc-kit__plus::after {
  transform: scaleY(0);
}

.page-contact .pc-kit__item ul {
  display: grid;
  gap: 9px;
  list-style: none;
  margin: 0;
  padding: 0 clamp(16px, 2.4vw, 22px) clamp(16px, 2.4vw, 22px);
}

.page-contact .pc-kit__item li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--sg-mist);
}

.page-contact .pc-kit__item li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--sg-cyan);
}

.page-contact .pc-kit__item--gold li::before {
  background: var(--sg-gold);
}

.page-contact .pc-kit__item--rose li::before {
  background: var(--sg-rose);
}

.page-contact .pc-kit__item--amber li::before {
  background: var(--sg-amber);
}

/* ---------- 收尾 ---------- */
.page-contact .pc-next {
  padding: clamp(28px, 4vw, 48px) 0 clamp(40px, 6vw, 72px);
  border-top: 1px solid var(--pc-hair);
}

.page-contact .pc-next__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px 24px;
}

.page-contact .pc-next__inner p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--sg-cream);
  max-width: 48ch;
}

.page-contact .pc-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

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

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

@media (min-width: 900px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 4.6fr) minmax(0, 7.4fr);
  }

  .page-contact .pc-hours__bar {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    align-items: center;
  }
}

@media (min-width: 980px) {
  .page-contact .pc-flowzone__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4.6fr);
  }

  .page-contact .pc-card {
    position: sticky;
    top: 120px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-kit__plus::after {
    transition: none;
  }
}