.page-contact {
  --pc-max: 1200px;
  --pc-gutter: clamp(20px, 4vw, 48px);
  font-family: var(--font-body);
  color: var(--ink);
}

.page-contact .pc-wrap {
  width: min(100%, var(--pc-max));
  margin-inline: auto;
  padding-inline: var(--pc-gutter);
}

.page-contact h1,
.page-contact h2,
.page-contact h3 {
  font-family: var(--font-display);
  letter-spacing: -0.01em;
  line-height: 1.18;
  margin: 0;
}

.page-contact p {
  margin: 0;
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  margin: clamp(8px, 1.4vw, 20px);
  padding: clamp(26px, 4vw, 44px) 0 clamp(36px, 5.5vw, 72px);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(120% 90% at 85% 0%, rgba(87, 242, 176, 0.16), transparent 58%),
    radial-gradient(80% 60% at 0% 100%, rgba(255, 138, 61, 0.12), transparent 60%),
    linear-gradient(168deg, var(--green-void), var(--green-deep) 72%, #0d2a22);
  color: var(--paper);
  overflow: hidden;
}

.page-contact .contact-hero .crumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0 0 clamp(24px, 4vw, 40px);
  padding: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}

.page-contact .contact-hero .crumbs a {
  color: rgba(244, 235, 221, 0.6);
  text-decoration: none;
  transition: color 0.16s var(--ease);
}

.page-contact .contact-hero .crumbs a:hover {
  color: var(--mint);
}

.page-contact .contact-hero .crumbs li[aria-current] {
  color: var(--paper);
}

.page-contact .contact-hero .crumbs__sep {
  color: rgba(244, 235, 221, 0.32);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: 36px;
}

.page-contact .contact-hero .eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--mint);
  margin: 0 0 16px;
}

.page-contact .contact-hero h1 {
  font-size: clamp(30px, 5.2vw, 58px);
  color: var(--paper);
  max-width: 16em;
}

.page-contact .contact-hero__lead {
  margin-top: 20px;
  max-width: 34em;
  font-size: clamp(14.5px, 1.6vw, 16.5px);
  line-height: 1.85;
  color: rgba(244, 235, 221, 0.78);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
  margin-top: 32px;
}

.page-contact .contact-hero__link {
  color: var(--mint-mist);
  font-size: 14px;
  text-decoration: none;
  padding-bottom: 3px;
  border-bottom: 1px solid rgba(168, 255, 216, 0.4);
  transition: border-color 0.16s var(--ease), color 0.16s var(--ease);
}

.page-contact .contact-hero__link:hover {
  color: var(--mint);
  border-color: var(--mint);
}

.page-contact .contact-hero__media {
  margin: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--line-light-strong);
  background: var(--green-deep);
}

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  opacity: 0.88;
}

/* ---------- 通用章节 ---------- */

.page-contact .pc-section {
  padding-block: clamp(44px, 6.5vw, 84px);
}

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

.page-contact .pc-head {
  display: grid;
  gap: 14px;
  margin-bottom: clamp(28px, 4vw, 44px);
}

.page-contact .pc-head .eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--green-mid);
  margin: 0;
}

.page-contact .pc-head .eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  border-radius: 2px;
  background: var(--orange);
  flex: none;
}

.page-contact .pc-head h2 {
  font-size: clamp(25px, 3.3vw, 38px);
  max-width: 20em;
}

.page-contact .pc-head p {
  max-width: 52em;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(36, 26, 20, 0.72);
}

/* ---------- 合作方向 ---------- */

.page-contact .directions__layout {
  display: grid;
  gap: 28px;
}

.page-contact .directions__nav {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .dir-pill {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  border-radius: var(--pill);
  border: 1px solid var(--line-ink);
  background: var(--paper-warm);
  color: var(--ink);
  font-size: 14.5px;
  text-decoration: none;
  transition: background 0.18s var(--ease), color 0.18s var(--ease), border-color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-contact .dir-pill:hover {
  background: var(--green-deep);
  border-color: var(--green-deep);
  color: var(--paper);
  transform: translateY(-2px);
}

.page-contact .dir-pill__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--orange);
}

.page-contact .dir-pill:hover .dir-pill__no {
  color: var(--mint);
}

.page-contact .dir-item {
  background: var(--paper-warm);
  border: 1px solid var(--line-ink);
  border-radius: var(--radius-md);
  padding: clamp(22px, 3vw, 30px);
}

.page-contact .dir-item + .dir-item {
  margin-top: 16px;
}

.page-contact .dir-item__label {
  display: inline-block;
  padding: 6px 14px;
  border-radius: var(--pill);
  background: var(--green-deep);
  color: var(--mint-mist);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
}

.page-contact .dir-item h3 {
  margin: 16px 0 12px;
  font-size: clamp(18px, 2.1vw, 23px);
}

.page-contact .dir-item p {
  font-size: 15px;
  line-height: 1.85;
  color: rgba(36, 26, 20, 0.76);
}

.page-contact .dir-item .dir-item__fit {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px dashed var(--line-ink-strong);
  font-family: var(--font-serif);
  font-size: 14px;
  line-height: 1.7;
  color: rgba(36, 26, 20, 0.62);
}

/* ---------- 合作流程 ---------- */

.page-contact .process__grid {
  display: grid;
  gap: 16px;
}

.page-contact .step {
  background: var(--paper-warm);
  border: 1px solid var(--line-ink);
  border-radius: var(--radius-md);
  padding: 22px 22px 26px;
  transition: transform 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .step:hover {
  transform: translateY(-4px);
  border-color: var(--green-mid);
}

.page-contact .step__bar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.page-contact .step__bar::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line-ink-strong);
}

.page-contact .step__no {
  font-family: var(--font-mono);
  font-size: 20px;
  letter-spacing: 0.04em;
  color: var(--green-mid);
  position: relative;
  padding-left: 16px;
}

.page-contact .step__no::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 8px;
  height: 8px;
  margin-top: -4px;
  border-radius: 50%;
  background: var(--orange);
}

.page-contact .step h3 {
  font-size: 18px;
  margin-bottom: 10px;
}

.page-contact .step p {
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(36, 26, 20, 0.72);
}

.page-contact .process__figure {
  margin: clamp(28px, 4vw, 44px) 0 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line-ink);
}

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

/* ---------- 联系渠道 ---------- */

.page-contact .channels__card {
  display: grid;
  gap: 26px;
  padding: clamp(26px, 4.5vw, 52px);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(87, 242, 176, 0.16), transparent 55%),
    linear-gradient(160deg, var(--green-void), var(--green-deep));
  color: var(--paper);
}

.page-contact .channels .eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--mint);
  margin: 0 0 14px;
}

.page-contact .channels__main h2 {
  color: var(--paper);
  font-size: clamp(24px, 3.1vw, 34px);
}

.page-contact .channels__lead {
  margin-top: 14px;
  max-width: 38em;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(244, 235, 221, 0.74);
}

.page-contact .channels__list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-contact .channels__list li {
  display: grid;
  gap: 5px;
  padding: 14px 0;
  border-top: 1px solid var(--line-light);
}

.page-contact .channels__key {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--mint-mist);
  opacity: 0.9;
}

.page-contact .channels__list a {
  color: var(--mint);
  font-family: var(--font-mono);
  font-size: 15.5px;
  text-decoration: none;
  word-break: break-all;
  transition: color 0.16s var(--ease);
}

.page-contact .channels__list a:hover {
  color: var(--mint-mist);
  text-decoration: underline;
}

.page-contact .channels__value {
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(244, 235, 221, 0.84);
}

.page-contact .channels__aside {
  display: grid;
  align-content: start;
  gap: 14px;
  padding: 24px 22px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line-light-strong);
  background: rgba(244, 235, 221, 0.06);
}

.page-contact .channels__aside h3 {
  color: var(--paper);
  font-size: 17px;
}

.page-contact .channels__aside p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(244, 235, 221, 0.72);
}

.page-contact .channels__aside .btn {
  justify-self: start;
  margin-top: 4px;
}

/* ---------- 咨询指引 ---------- */

.page-contact .ticket__panel {
  display: grid;
  gap: 30px;
  padding: clamp(24px, 4.2vw, 46px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-ink);
  background: linear-gradient(180deg, var(--paper-warm), #efe3d1);
}

.page-contact .ticket__copy .eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--green-mid);
  margin: 0 0 12px;
}

.page-contact .ticket__copy .eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  border-radius: 2px;
  background: var(--orange);
  flex: none;
}

.page-contact .ticket__copy h2 {
  font-size: clamp(23px, 2.9vw, 32px);
}

.page-contact .ticket__copy p {
  margin-top: 14px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(36, 26, 20, 0.72);
}

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

.page-contact .ticket__item {
  display: grid;
  gap: 8px;
  padding: 20px 22px;
  border-radius: var(--radius-md);
  background: var(--paper);
  border: 1px solid var(--line-ink);
  transition: border-color 0.18s var(--ease);
}

.page-contact .ticket__item:hover {
  border-color: var(--green-mid);
}

.page-contact .ticket__item h3 {
  font-size: 17px;
}

.page-contact .ticket__item p {
  font-size: 14px;
  line-height: 1.78;
  color: rgba(36, 26, 20, 0.7);
}

.page-contact .ticket__item a {
  justify-self: start;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--green-mid);
  text-decoration: none;
  border-bottom: 1px solid rgba(29, 127, 99, 0.35);
  padding-bottom: 2px;
  transition: border-color 0.16s var(--ease);
}

.page-contact .ticket__item a:hover {
  border-bottom-color: var(--green-mid);
}

/* ---------- 合作生态 ---------- */

.page-contact .eco-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.page-contact .eco-card {
  display: grid;
  gap: 6px;
  padding: 22px 20px 24px;
  border-radius: var(--radius-md);
  background: var(--paper-warm);
  border: 1px solid var(--line-ink);
  transition: border-color 0.18s var(--ease);
}

.page-contact .eco-card:hover {
  border-color: var(--green-mid);
}

.page-contact .eco-card__num {
  font-family: var(--font-mono);
  font-size: clamp(28px, 3.6vw, 40px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--green-mid);
}

.page-contact .eco-card__label {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.page-contact .eco-card__desc {
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(36, 26, 20, 0.62);
  margin-top: 4px;
}

.page-contact .eco-note {
  margin-top: clamp(32px, 4vw, 48px);
  padding: 18px 22px;
  border-left: 3px solid var(--orange);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(255, 138, 61, 0.08);
  font-family: var(--font-serif);
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(36, 26, 20, 0.78);
}

/* ---------- 常见问题 ---------- */

.page-contact .faq__list {
  display: grid;
  gap: 12px;
}

.page-contact .faq__item {
  padding: 18px 22px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line-ink);
  background: var(--paper-warm);
  transition: border-color 0.18s var(--ease);
}

.page-contact .faq__item[open] {
  border-color: var(--green-mid);
}

.page-contact .faq__item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: 15.5px;
  font-weight: 600;
  color: var(--ink);
}

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

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

.page-contact .faq__item[open] summary::after {
  content: "–";
}

.page-contact .faq__item p {
  margin-top: 12px;
  font-size: 14.5px;
  line-height: 1.82;
  color: rgba(36, 26, 20, 0.74);
}

/* ---------- 响应式 ---------- */

@media (min-width: 620px) {
  .page-contact .channels__list li {
    grid-template-columns: 120px minmax(0, 1fr);
    align-items: baseline;
    gap: 18px;
  }

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

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: 1.06fr 0.94fr;
    align-items: end;
    gap: 52px;
  }

  .page-contact .channels__card {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 44px;
    align-items: start;
  }

  .page-contact .ticket__panel {
    grid-template-columns: 0.85fr 1.15fr;
    gap: 44px;
    align-items: start;
  }

  .page-contact .eco-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    align-items: start;
    gap: 16px;
  }

  .page-contact .eco-card:nth-child(2) {
    transform: translateY(20px);
  }

  .page-contact .eco-card:nth-child(3) {
    transform: translateY(-8px);
  }

  .page-contact .eco-card:nth-child(4) {
    transform: translateY(12px);
  }
}

@media (min-width: 960px) {
  .page-contact .directions__layout {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }

  .page-contact .directions__nav {
    position: sticky;
    top: 96px;
    flex-direction: column;
    flex-wrap: nowrap;
  }

  .page-contact .dir-pill {
    width: 100%;
    justify-content: flex-start;
  }

  .page-contact .process__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .dir-pill,
  .page-contact .step,
  .page-contact .eco-card,
  .page-contact .ticket__item,
  .page-contact .faq__item,
  .page-contact .contact-hero__link {
    transition: none;
  }

  .page-contact .dir-pill:hover,
  .page-contact .step:hover {
    transform: none;
  }
}
<<<END>>>