.page-contact {
  --pc-card-line: rgba(34, 230, 211, .55);
  --pc-card-line-alert: rgba(255, 75, 43, .6);
  --pc-soft: rgba(244, 241, 232, .06);
  display: block;
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 4vw, 34px) 0 clamp(40px, 6vw, 72px);
  border-bottom: var(--line);
  background: linear-gradient(150deg, var(--ink) 0%, #0B1020 52%, var(--plum) 100%);
}

.page-contact .pc-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-contact .pc-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
  filter: saturate(.85) contrast(1.08);
}

.page-contact .pc-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(115deg, rgba(7, 8, 15, .97) 0%, rgba(7, 8, 15, .78) 46%, rgba(26, 16, 48, .7) 100%),
    repeating-linear-gradient(90deg, rgba(42, 52, 70, .32) 0 1px, transparent 1px 96px);
}

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

.page-contact .pc-hero .breadcrumbs {
  margin-bottom: clamp(26px, 5vw, 46px);
}

.page-contact .pc-hero h1 {
  margin: 14px 0 0;
  max-width: 17em;
  font-size: clamp(30px, 6vw, 58px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -.012em;
  color: var(--paper);
}

.page-contact .pc-hero .lede {
  margin: 18px 0 0;
  max-width: 62ch;
  color: var(--mist);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
}

.page-contact .pc-hero__meta {
  display: grid;
  gap: 10px;
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-hero__meta li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-size: 14px;
  color: var(--mist);
  line-height: 1.6;
}

.page-contact .pc-hero__meta .mono {
  flex: none;
  min-width: 56px;
  color: var(--cyan);
  font-size: 12px;
  letter-spacing: .08em;
}

@media (min-width: 760px) {
  .page-contact .pc-hero__meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }
  .page-contact .pc-hero__meta li {
    display: block;
    padding-top: 14px;
    border-top: 1px solid var(--steel);
  }
  .page-contact .pc-hero__meta .mono {
    display: block;
    margin-bottom: 6px;
  }
}

/* ---------- 章节头 ---------- */
.page-contact .pc-head {
  max-width: 64ch;
  margin-bottom: clamp(24px, 4vw, 38px);
}

.page-contact .pc-head h2 {
  margin: 10px 0 0;
  font-size: clamp(23px, 3.4vw, 34px);
  font-weight: 900;
  line-height: 1.25;
  color: var(--paper);
}

.page-contact .pc-head p {
  margin: 12px 0 0;
  color: var(--mist);
  line-height: 1.8;
  font-size: 15.5px;
}

/* ---------- 联系卡 ---------- */
.page-contact .pc-cards {
  display: grid;
  gap: 18px;
  grid-template-columns: 1fr;
}

@media (min-width: 720px) {
  .page-contact .pc-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 1060px) {
  .page-contact .pc-cards { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
}

.page-contact .c-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 52px 20px 22px;
  background: var(--paper);
  color: var(--paper-ink);
  border: 1px solid var(--pc-card-line);
  box-shadow: 8px 8px 0 rgba(0, 0, 0, .55);
}

.page-contact .c-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 46%;
  height: 4px;
  background: var(--cyan);
}

.page-contact .c-card--alert {
  border-color: var(--pc-card-line-alert);
}

.page-contact .c-card--alert::before {
  width: 62%;
  background: var(--alert);
}

.page-contact .c-card__tag {
  position: absolute;
  top: 18px;
  left: 20px;
  padding: 3px 9px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: #062421;
  background: var(--cyan);
}

.page-contact .c-card__tag--alert {
  color: #2A0903;
  background: var(--alert);
}

.page-contact .c-card h3 {
  margin: 0;
  font-size: 19px;
  font-weight: 900;
  color: var(--paper-ink);
}

.page-contact .c-card__value {
  margin: 0;
  padding: 12px 14px;
  font-family: var(--font-mono);
  font-size: 14.5px;
  line-height: 1.55;
  letter-spacing: -.005em;
  color: var(--paper-ink);
  background: rgba(20, 22, 28, .06);
  border: 1px dashed rgba(20, 22, 28, .38);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .c-card__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: #2C3140;
}

.page-contact .c-card__note {
  margin: auto 0 0;
  padding-top: 12px;
  font-size: 12px;
  color: #4A5265;
  border-top: 1px solid rgba(20, 22, 28, .18);
}

/* ---------- 斜向分割 ---------- */
.page-contact .rule-skew {
  margin: clamp(24px, 5vw, 52px) 0;
}

/* ---------- 提交清单 ---------- */
.page-contact .pc-brief__grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  grid-template-columns: 1fr;
}

@media (min-width: 960px) {
  .page-contact .pc-brief__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
}

.page-contact .pc-brief h2 {
  margin: 10px 0 0;
  font-size: clamp(23px, 3.4vw, 34px);
  font-weight: 900;
  line-height: 1.25;
  color: var(--paper);
}

.page-contact .pc-brief__lede {
  margin: 14px 0 clamp(20px, 3vw, 28px);
  max-width: 56ch;
  color: var(--mist);
  font-size: 15.5px;
  line-height: 1.8;
}

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

.page-contact .pc-checklist li {
  position: relative;
  padding-left: 34px;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.75;
}

.page-contact .pc-checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .38em;
  width: 16px;
  height: 16px;
  border: 1px solid var(--cyan);
  background: rgba(34, 230, 211, .1);
}

.page-contact .pc-checklist strong {
  color: var(--paper);
  font-weight: 700;
}

/* ---------- 邮件模板卡 ---------- */
.page-contact .pc-template {
  padding: 22px 20px 24px;
  background: var(--panel);
  border: 1px solid var(--steel);
  box-shadow: 8px 8px 0 rgba(0, 0, 0, .5);
}

.page-contact .pc-template__cap {
  margin: 0 0 16px;
  font-size: 12px;
  letter-spacing: .04em;
  line-height: 1.7;
  color: var(--violet);
}

.page-contact .pc-template__topic {
  margin: 0 0 10px;
  padding: 11px 13px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--cyan);
  background: rgba(34, 230, 211, .07);
  border-left: 2px solid var(--cyan);
  overflow-wrap: anywhere;
}

.page-contact .pc-template__hint {
  margin: 16px 0 0;
  padding-top: 14px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
  border-top: 1px solid var(--steel);
}

/* ---------- 流程链 ---------- */
.page-contact .pc-flow-sec {
  background: linear-gradient(180deg, transparent 0%, rgba(26, 16, 48, .55) 45%, transparent 100%);
}

.page-contact .pc-flow {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}

@media (min-width: 880px) {
  .page-contact .pc-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
  }
}

.page-contact .pc-flow__node {
  position: relative;
  padding: 20px 18px 22px;
  background: var(--panel);
  border: 1px solid var(--steel);
}

@media (min-width: 880px) {
  .page-contact .pc-flow__node:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 46px;
    right: -20px;
    width: 20px;
    height: 1px;
    background: var(--cyan);
  }
}

.page-contact .pc-flow__num {
  display: inline-block;
  margin-bottom: 12px;
  padding: 2px 8px;
  font-size: 11px;
  letter-spacing: .1em;
  color: #062421;
  background: var(--cyan);
}

.page-contact .pc-flow__node h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 900;
  color: var(--paper);
}

.page-contact .pc-flow__node p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .pc-flow__foot {
  margin: 22px 0 0;
  padding-left: 14px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
  border-left: 2px solid var(--violet);
}

/* ---------- 合作 ---------- */
.page-contact .pc-biz__panel {
  display: grid;
  gap: clamp(22px, 3vw, 36px);
  grid-template-columns: 1fr;
}

@media (min-width: 900px) {
  .page-contact .pc-biz__panel {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    align-items: start;
  }
}

.page-contact .pc-biz h2 {
  margin: 10px 0 14px;
  font-size: clamp(22px, 3.2vw, 32px);
  font-weight: 900;
  line-height: 1.25;
  color: var(--paper);
}

.page-contact .pc-biz__main > p {
  margin: 0 0 18px;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .pc-biz__steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-contact .pc-biz__steps li {
  display: flex;
  gap: 12px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--paper);
}

.page-contact .pc-biz__steps .mono {
  flex: none;
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: var(--violet);
  border: 1px solid var(--violet);
}

.page-contact .pc-biz__side {
  padding: 18px;
  background: rgba(122, 92, 255, .09);
  border: 1px solid rgba(122, 92, 255, .42);
}

.page-contact .pc-biz__stat {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0;
  padding: 11px 0;
  font-size: 13.5px;
  color: var(--mist);
  border-bottom: 1px solid rgba(122, 92, 255, .28);
}

.page-contact .pc-biz__stat:last-of-type {
  border-bottom: 0;
}

.page-contact .pc-biz__stat .mono {
  font-size: 22px;
  line-height: 1;
  color: var(--cyan);
}

.page-contact .pc-biz__link {
  margin: 8px 0 0;
}

.page-contact .pc-biz__link a {
  font-size: 13.5px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 230, 211, .5);
}

/* ---------- 办公地点 ---------- */
.page-contact .pc-place__grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  grid-template-columns: 1fr;
}

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

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

.page-contact .pc-place h2 {
  margin: 10px 0 14px;
  font-size: clamp(22px, 3.2vw, 32px);
  font-weight: 900;
  line-height: 1.25;
  color: var(--paper);
}

.page-contact .pc-place__info > p {
  margin: 0 0 20px;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .pc-facts {
  border-top: 1px solid var(--steel);
}

.page-contact .pc-facts__row {
  display: grid;
  gap: 4px;
  padding: 13px 0;
  border-bottom: 1px solid var(--steel);
}

@media (min-width: 620px) {
  .page-contact .pc-facts__row {
    grid-template-columns: 116px minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }
}

.page-contact .pc-facts__k {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-contact .pc-facts__v {
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .pc-place__hint {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .pc-place__hint a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 230, 211, .45);
}

.page-contact .pc-place__hint a:hover,
.page-contact .pc-biz__link a:hover {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-hero__bg img { opacity: .22; }
}