/* ================= 合作联系页 /page-contact ================= */
.page-contact {
  --ct-gap: clamp(20px, 3vw, 40px);
  --ct-hair: rgba(102, 118, 110, 0.3);
  --ct-hair-dash: rgba(102, 118, 110, 0.45);
  background: var(--mist);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  padding-top: calc(var(--header-h) + clamp(32px, 6vw, 78px));
  background: linear-gradient(180deg, var(--mist) 0%, var(--mist) 68%, var(--paper) 100%);
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(114deg, rgba(15, 58, 44, 0.055) 0 1px, transparent 1px 26px);
  pointer-events: none;
}

.page-contact .ct-hero .wh-container {
  position: relative;
  z-index: 1;
}

.page-contact .ct-hero__body {
  max-width: 780px;
  margin-top: clamp(18px, 3vw, 38px);
}

.page-contact .ct-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(31px, 5.3vw, 72px);
  line-height: 1.07;
  letter-spacing: -0.01em;
  color: var(--green-deep);
  max-width: 16em;
}

.page-contact .ct-hero__lead {
  margin: clamp(16px, 2vw, 26px) 0 0;
  max-width: 34em;
  color: var(--gray);
}

.page-contact .ct-hero__actions {
  margin-top: clamp(24px, 3vw, 36px);
}

.page-contact .ct-hero__banner {
  margin-top: clamp(32px, 5vw, 62px);
}

.page-contact .ct-hero__banner .wh-media {
  border: 1px solid var(--paper);
}

/* ---------- 通用章节抬头 ---------- */
.page-contact .ct-head {
  max-width: 720px;
  margin-bottom: clamp(26px, 3.6vw, 50px);
}

.page-contact .ct-head__note {
  margin: 14px 0 0;
  max-width: 34em;
  color: var(--gray);
  line-height: 1.8;
}

/* ---------- 四类合作方向 ---------- */
.page-contact .ct-directions {
  background: var(--mist);
}

.page-contact .ct-grid4 {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(12px, 1.6vw, 20px);
}

.page-contact .ct-direction {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: clamp(22px, 2.2vw, 32px) clamp(18px, 1.8vw, 26px) clamp(24px, 2.4vw, 34px);
  background: #ffffff;
  border: 1px solid var(--paper);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
  transition: background-color 260ms var(--ease), border-color 260ms var(--ease), color 260ms var(--ease);
}

.page-contact .ct-direction::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 3px;
  background: var(--sand);
  transition: width 320ms var(--ease);
}

.page-contact .ct-direction:hover::after,
.page-contact .ct-direction:focus-within::after {
  width: 100%;
}

.page-contact .ct-direction:hover,
.page-contact .ct-direction:focus-within {
  background: var(--green-deep);
  border-color: var(--green-deep);
  color: var(--mist);
}

.page-contact .ct-direction__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--gray);
}

.page-contact .ct-direction:hover .ct-direction__num {
  color: var(--sand);
}

.page-contact .ct-direction__title {
  margin: 14px 0 0;
  font-size: clamp(19px, 1.5vw, 22px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.page-contact .ct-direction__for {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--gray);
}

.page-contact .ct-direction:hover .ct-direction__for {
  color: var(--mist-62);
}

.page-contact .ct-direction__desc {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: inherit;
}

.page-contact .ct-direction:hover .ct-direction__desc {
  color: var(--mist-82);
}

.page-contact .ct-direction__desc a,
.page-contact .ct-direction__needs a {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: var(--sand);
  text-underline-offset: 3px;
}

.page-contact .ct-direction__needs-label {
  margin: 22px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--gray);
}

.page-contact .ct-direction:hover .ct-direction__needs-label {
  color: var(--sand);
}

.page-contact .ct-direction__needs {
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 7px;
}

.page-contact .ct-direction__needs li {
  position: relative;
  padding-left: 15px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--gray);
}

.page-contact .ct-direction:hover .ct-direction__needs li {
  color: var(--mist-82);
}

.page-contact .ct-direction__needs li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 7px;
  height: 1px;
  background: var(--sand);
}

/* ---------- 需求信息 ---------- */
.page-contact .ct-brief {
  background: var(--paper);
}

.page-contact .ct-brief__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 52px);
}

.page-contact .ct-brief__aside h2 {
  margin-top: 14px;
}

.page-contact .ct-brief__aside p {
  margin: 16px 0 0;
  max-width: 30em;
  color: var(--gray);
  line-height: 1.8;
}

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

.page-contact .ct-brief__list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: clamp(16px, 1.8vw, 22px) 0;
  border-top: 1px solid var(--ct-hair);
}

.page-contact .ct-brief__list li:last-child {
  border-bottom: 1px solid var(--ct-hair);
}

.page-contact .ct-brief__key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--green-mid);
}

.page-contact .ct-brief__list p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink);
}

/* ---------- 处理流程 ---------- */
.page-contact .ct-flow {
  background: var(--mist);
}

.page-contact .ct-flow__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 4vw, 54px);
}

.page-contact .ct-timeline {
  list-style: none;
  margin: clamp(28px, 3vw, 44px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-contact .ct-timeline__node {
  position: relative;
}

.page-contact .ct-timeline__dot {
  display: block;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--sand);
  margin-bottom: 14px;
}

.page-contact .ct-timeline__step {
  margin: 0;
  font-size: clamp(17px, 1.4vw, 19px);
  font-weight: 700;
  line-height: 1.3;
  color: var(--green-deep);
}

.page-contact .ct-timeline__time {
  margin: 7px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--green-mid);
}

.page-contact .ct-timeline__text {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--gray);
}

.page-contact .ct-flow__tip {
  margin: clamp(26px, 3vw, 38px) 0 0;
  padding-top: clamp(16px, 2vw, 22px);
  border-top: 1px dashed var(--ct-hair-dash);
  font-size: 14px;
  line-height: 1.8;
  color: var(--gray);
}

.page-contact .ct-flow__tip a {
  color: var(--green-deep);
  text-decoration: underline;
  text-decoration-color: var(--sand);
  text-underline-offset: 3px;
}

.page-contact .ct-flow__figure {
  margin: 0;
}

/* ---------- 服务时间 ---------- */
.page-contact .ct-hours {
  background: var(--paper);
}

.page-contact .ct-hours__grid {
  margin-top: clamp(24px, 3vw, 40px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid var(--ct-hair);
}

.page-contact .ct-hours__item {
  padding: clamp(20px, 2.4vw, 30px) 0;
  border-bottom: 1px solid var(--ct-hair);
}

.page-contact .ct-hours__key {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--green-mid);
}

.page-contact .ct-hours__val {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.4vw, 30px);
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: var(--green-deep);
}

.page-contact .ct-hours__text {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--gray);
}

.page-contact .ct-hours__text a {
  color: var(--green-deep);
  text-decoration: underline;
  text-decoration-color: var(--sand);
  text-underline-offset: 3px;
}

/* ---------- 客服通道（深色收尾卡） ---------- */
.page-contact .ct-channels {
  background: var(--paper);
  padding-top: 0;
}

.page-contact .ct-channels__card {
  position: relative;
  padding: clamp(28px, 4vw, 58px) clamp(20px, 4vw, 64px) clamp(30px, 4vw, 56px);
  background: var(--green-deep);
  border: 1px solid var(--sand);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
  color: var(--mist);
}

.page-contact .ct-channels__intro {
  max-width: 640px;
}

.page-contact .ct-channels__intro .wh-section-index {
  color: var(--sand);
}

.page-contact .ct-channels__intro h2 {
  margin-top: 14px;
  color: var(--mist);
}

.page-contact .ct-channels__intro p {
  margin: 16px 0 0;
  max-width: 34em;
  line-height: 1.82;
  color: var(--mist-62);
}

.page-contact .ct-channels__grid {
  margin-top: clamp(28px, 4vw, 50px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid var(--mist-14);
}

.page-contact .ct-channel {
  padding: clamp(20px, 2.6vw, 32px) 0;
  border-bottom: 1px solid var(--mist-14);
}

.page-contact .ct-channel__key {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--sand);
}

.page-contact .ct-channel__val {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(17px, 2.8vw, 28px);
  line-height: 1.22;
  letter-spacing: 0.01em;
  color: var(--mist);
  overflow-wrap: anywhere;
}

.page-contact .ct-channel__val a {
  color: var(--sand);
  text-decoration: none;
  border-bottom: 1px solid rgba(217, 165, 72, 0.45);
  transition: border-color 200ms var(--ease);
}

.page-contact .ct-channel__val a:hover,
.page-contact .ct-channel__val a:focus-visible {
  border-bottom-color: var(--sand);
}

.page-contact .ct-channel__use {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--mist-62);
}

.page-contact .ct-channels__foot {
  margin-top: clamp(24px, 3vw, 40px);
  padding-top: clamp(16px, 2vw, 24px);
  border-top: 1px dashed var(--mist-14);
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  line-height: 1.7;
  color: var(--mist-45);
}

.page-contact .ct-channels__foot a {
  color: var(--mist-62);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-contact .ct-grid4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 700px) {
  .page-contact .ct-brief__list li {
    grid-template-columns: minmax(0, 128px) minmax(0, 1fr);
    gap: clamp(16px, 2vw, 30px);
    align-items: baseline;
  }
}

@media (min-width: 860px) {
  .page-contact .ct-hours__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-bottom: 1px solid var(--ct-hair);
  }

  .page-contact .ct-hours__item {
    padding: clamp(24px, 2.6vw, 34px) clamp(20px, 2.4vw, 34px);
    border-bottom: 0;
  }

  .page-contact .ct-hours__item:first-child {
    padding-left: 0;
  }

  .page-contact .ct-hours__item:last-child {
    padding-right: 0;
  }

  .page-contact .ct-hours__item + .ct-hours__item {
    border-left: 1px dashed var(--ct-hair-dash);
  }
}

@media (min-width: 900px) {
  .page-contact .ct-timeline {
    position: relative;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: clamp(16px, 2vw, 30px);
    padding-top: 34px;
  }

  .page-contact .ct-timeline::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 7px;
    border-top: 1px dashed var(--ct-hair-dash);
  }

  .page-contact .ct-timeline__dot {
    position: absolute;
    left: 0;
    top: -34px;
    margin: 0;
    box-shadow: 0 0 0 5px var(--mist);
  }

  .page-contact .ct-channels__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-bottom: 1px solid var(--mist-14);
  }

  .page-contact .ct-channel {
    padding: clamp(22px, 2.6vw, 34px) clamp(20px, 2.4vw, 34px);
    border-bottom: 0;
  }

  .page-contact .ct-channel:first-child {
    padding-left: 0;
  }

  .page-contact .ct-channel:last-child {
    padding-right: 0;
  }

  .page-contact .ct-channel + .ct-channel {
    border-left: 1px dashed var(--mist-14);
  }
}

@media (min-width: 940px) {
  .page-contact .ct-brief__inner {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(36px, 5vw, 76px);
  }
}

@media (min-width: 1024px) {
  .page-contact .ct-flow__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(36px, 4vw, 64px);
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-contact .ct-grid4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-direction,
  .page-contact .ct-direction::after,
  .page-contact .ct-channel__val a {
    transition: none;
  }
}
<<<END>>>