.page-contact {
  --coop-cut: 10px;
  --coop-frame: 1px solid var(--line);
}

.page-contact .breadcrumb {
  padding-top: 24px;
  margin-bottom: 4px;
}

/* ---------- 首屏 ---------- */
.page-contact .coop-hero {
  position: relative;
  display: grid;
  gap: var(--gap-l);
  padding: clamp(20px, 3vw, 40px) 0 clamp(24px, 4vw, 48px);
}

.page-contact .coop-hero::before {
  content: "";
  position: absolute;
  inset: -16px -12px 0 -12px;
  background-image:
    linear-gradient(to right, rgba(58, 74, 68, 0.35) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(58, 74, 68, 0.35) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.32;
  pointer-events: none;
  z-index: 0;
}

.page-contact .coop-hero__lead,
.page-contact .contact-card {
  position: relative;
  z-index: 1;
}

.page-contact .coop-hero .title-xl {
  margin-top: 12px;
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.08;
  font-size: clamp(28px, 5.2vw, 52px);
  color: var(--cream);
}

.page-contact .coop-hero__intro {
  margin-top: 18px;
  max-width: 56ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--cream);
}

.page-contact .coop-hero__actions {
  margin-top: 26px;
}

/* ---------- 联系卡片 ---------- */
.page-contact .contact-card {
  background: var(--panel);
  border: 1px solid var(--lime);
  padding: 24px 22px 26px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--coop-cut)), calc(100% - var(--coop-cut)) 100%, 0 100%);
}

.page-contact .contact-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: 26px;
  color: var(--cream);
}

.page-contact .contact-card__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
}

.page-contact .contact-card__block {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-contact .contact-card__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--muted);
  text-transform: uppercase;
}

.page-contact .contact-card__addr,
.page-contact .channels__val {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--cream);
}

.page-contact .contact-card__tip {
  margin: 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
}

/* ---------- 复制行 ---------- */
.page-contact .copy-line {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  width: 100%;
  padding: 6px 0;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line);
  text-align: left;
  cursor: pointer;
  font: inherit;
  color: inherit;
  transition: border-color 140ms var(--ease);
}

.page-contact .copy-line:hover {
  border-bottom-color: var(--lime);
}

.page-contact .copy-line__val {
  font-family: var(--font-mono);
  font-size: clamp(14px, 2.4vw, 17px);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
  word-break: break-all;
  color: var(--cream);
}

.page-contact .copy-line--mail .copy-line__val {
  font-size: clamp(13px, 3vw, 19px);
  color: var(--lime);
}

.page-contact .copy-line__hint {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  line-height: 1;
  color: var(--muted);
}

.page-contact .copy-line[data-copied] .copy-line__hint {
  font-size: 0;
  color: var(--lime);
}

.page-contact .copy-line[data-copied] .copy-line__hint::after {
  content: "已复制";
  font-size: 11px;
  letter-spacing: 0.18em;
  line-height: 1;
}

/* ---------- 横幅图 ---------- */
.page-contact .coop-band {
  margin: 0 0 var(--gap-l);
  aspect-ratio: 2 / 1;
}

.page-contact .media {
  position: relative;
  display: block;
  background: var(--panel-soft);
  border: 1px solid var(--line);
  overflow: hidden;
}

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

.page-contact .media__cap {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 8px 14px;
  background: rgba(14, 19, 17, 0.86);
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  line-height: 1.5;
  color: var(--muted);
}

/* ---------- 章节头部 ---------- */
.page-contact .section-head {
  max-width: 62ch;
  margin-bottom: var(--gap-l);
}

.page-contact .section-head .title-l {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.12;
  font-size: clamp(24px, 3.6vw, 38px);
  color: var(--cream);
}

.page-contact .section-head__lead {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 合作方向 ---------- */
.page-contact .directions {
  display: grid;
  gap: var(--gap-l);
}

.page-contact .dir {
  position: relative;
  padding: 34px 20px 24px;
  background: var(--panel);
  border: var(--coop-frame);
}

.page-contact .dir__num {
  position: absolute;
  top: -14px;
  left: -4px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(46px, 7vw, 72px);
  line-height: 1;
  letter-spacing: -0.04em;
  pointer-events: none;
}

.page-contact .dir:nth-of-type(1) .dir__num {
  color: rgba(198, 242, 74, 0.5);
}

.page-contact .dir:nth-of-type(2) .dir__num {
  color: rgba(242, 160, 61, 0.48);
}

.page-contact .dir:nth-of-type(3) .dir__num {
  color: rgba(185, 113, 79, 0.62);
}

.page-contact .dir__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.01em;
  font-size: clamp(20px, 2.4vw, 26px);
  color: var(--cream);
}

.page-contact .dir__fit {
  margin: 0 0 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .dir__spec {
  margin: 0;
  display: grid;
  gap: 16px;
}

.page-contact .dir__row {
  display: grid;
  gap: 6px;
}

.page-contact .dir__row dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--amber);
}

.page-contact .dir__row dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--cream);
}

.page-contact .dir-media {
  margin: 0;
  aspect-ratio: 10 / 7;
}

/* ---------- 流程条 ---------- */
.page-contact .flow-section {
  border-top: 1px solid var(--line);
  padding-top: clamp(28px, 4vw, 48px);
}

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

.page-contact .flow__item {
  position: relative;
  display: flex;
}

.page-contact .flow__det {
  flex: 1 1 auto;
  background: var(--panel);
  border: var(--coop-frame);
  transition: border-color 140ms var(--ease);
}

.page-contact .flow__det:hover,
.page-contact .flow__det[open] {
  border-color: var(--lime);
}

.page-contact .flow__sum {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px;
  cursor: pointer;
}

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

.page-contact .flow__step {
  color: var(--clay);
}

.page-contact .flow__name {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.01em;
  font-size: 19px;
  color: var(--cream);
}

.page-contact .flow__time {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--amber);
}

.page-contact .flow__body {
  padding: 0 16px 16px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .flow__body p {
  margin: 0 0 10px;
}

.page-contact .flow__out {
  padding-top: 10px;
  border-top: 1px solid var(--line);
  color: var(--cream);
}

.page-contact .flow__foot {
  margin: 18px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 材料清单 ---------- */
.page-contact .materials {
  display: grid;
  gap: var(--gap-l);
}

.page-contact .materials__lead {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

.page-contact .materials__head .title-l {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.12;
  font-size: clamp(24px, 3.6vw, 38px);
  color: var(--cream);
}

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

.page-contact .checklist__item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .checklist__item:first-child {
  border-top: 1px solid var(--line);
}

.page-contact .checklist__box {
  flex: none;
  width: 18px;
  height: 18px;
  margin: 3px 0 0;
  accent-color: var(--lime);
  cursor: pointer;
}

.page-contact .checklist__label {
  display: grid;
  gap: 6px;
  cursor: pointer;
}

.page-contact .checklist__name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-contact .checklist__desc {
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .checklist__box:checked + .checklist__label .checklist__name {
  color: var(--lime);
}

.page-contact .materials__note {
  margin: 18px 0 0;
  padding: 14px 16px;
  background: var(--panel-soft);
  border-left: 2px solid var(--clay);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--cream);
}

/* ---------- 联系渠道 ---------- */
.page-contact .channels {
  display: grid;
  gap: var(--gap-l);
}

.page-contact .channels__lead {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .channels__lead a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 242, 74, 0.45);
}

.page-contact .channels__lead a:hover {
  border-bottom-color: var(--lime);
}

.page-contact .channels__panel {
  display: grid;
  gap: 2px;
  padding: 20px;
}

.page-contact .channels__row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
}

.page-contact .channels__row + .channels__row {
  border-top: 1px solid var(--line);
}

.page-contact .channels__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--muted);
}

/* ---------- 常见问题 ---------- */
.page-contact .faq {
  border-top: 1px solid var(--line);
  padding-top: clamp(28px, 4vw, 48px);
}

.page-contact .faq__list {
  display: grid;
  gap: 0;
  max-width: 78ch;
}

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

.page-contact .faq__item:first-child {
  border-top: 1px solid var(--line);
}

.page-contact .faq__q {
  list-style: none;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  letter-spacing: -0.01em;
  line-height: 1.5;
  color: var(--cream);
  transition: color 140ms var(--ease);
}

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

.page-contact .faq__q::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--clay);
}

.page-contact .faq__item[open] .faq__q {
  color: var(--lime);
}

.page-contact .faq__item[open] .faq__q::after {
  content: "−";
  color: var(--lime);
}

.page-contact .faq__q:hover {
  color: var(--lime);
}

.page-contact .faq__a {
  margin: 0;
  padding: 0 0 20px;
  max-width: 68ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .faq__foot {
  margin: 24px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .faq__foot a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 242, 74, 0.45);
}

.page-contact .faq__foot a:hover {
  border-bottom-color: var(--lime);
}

/* ---------- 焦点反馈 ---------- */
.page-contact a:focus-visible,
.page-contact button:focus-visible,
.page-contact summary:focus-visible,
.page-contact input:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
}

/* ---------- 窄屏到宽屏 ---------- */
@media (min-width: 768px) {
  .page-contact .flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
  }

  .page-contact .flow__item {
    margin-right: 10px;
  }

  .page-contact .flow__item:last-child {
    margin-right: 0;
  }

  .page-contact .flow__item::after {
    content: "";
    position: absolute;
    top: 50%;
    right: -6px;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid var(--clay);
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
    z-index: 2;
  }

  .page-contact .flow__item:last-child::after {
    display: none;
  }

  .page-contact .directions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: var(--gap-l);
  }

  .page-contact .materials {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }

  .page-contact .channels {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-contact .coop-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
    column-gap: var(--gap-l);
  }

  .page-contact .contact-card {
    position: sticky;
    top: 24px;
  }

  .page-contact .directions {
    gap: var(--gap-l) var(--gap-l);
  }

  .page-contact .dir {
    padding: 38px 26px 28px;
  }

  .page-contact .channels__panel {
    padding: 24px 26px;
  }
}

@media (max-width: 420px) {
  .page-contact .copy-line--mail .copy-line__val {
    font-size: 12.5px;
  }

  .page-contact .dir__num {
    font-size: 42px;
  }
}
</｜｜DSML｜｜ parameter>
</invoke>
</result>