/* ============================================================
   page-contact — 服务联络
   ============================================================ */

.page-contact {
  --ct-line: rgba(192, 199, 209, 0.18);
  --ct-pad: clamp(20px, 3.2vw, 30px);
  position: relative;
  overflow-x: clip;
  padding-bottom: clamp(56px, 8vw, 104px);
  color: var(--silver);
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumbs {
  padding-top: clamp(18px, 3vw, 30px);
  font-size: 13px;
}
.page-contact .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-contact .breadcrumbs a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}
.page-contact .breadcrumbs a:hover,
.page-contact .breadcrumbs a:focus-visible {
  border-bottom-color: var(--cyan);
}
.page-contact .breadcrumbs li:not(:last-child)::after {
  content: "/";
  margin-left: 8px;
  color: var(--silver);
  opacity: 0.45;
}
.page-contact .breadcrumbs li:last-child {
  color: var(--white);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  display: grid;
  gap: clamp(26px, 4.5vw, 46px);
  padding: clamp(24px, 4vw, 52px) 0 clamp(36px, 5.5vw, 68px);
}
.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  top: -10%;
  right: -28%;
  width: min(80vw, 880px);
  height: 132%;
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.16) 0%, rgba(0, 229, 255, 0) 62%);
  clip-path: polygon(24% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
  z-index: 0;
}
.page-contact .ct-hero__text {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 16px;
  align-content: start;
}
.page-contact .ct-hero h1 {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(29px, 6vw, 54px);
  line-height: 1.09;
  letter-spacing: -0.02em;
  color: var(--white);
  max-width: 20ch;
}
.page-contact .ct-hero__mark {
  color: var(--cyan);
  white-space: nowrap;
}
.page-contact .ct-hero__lede {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.9vw, 17px);
  line-height: 1.75;
  color: var(--silver);
}
.page-contact .ct-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 6px;
}
.page-contact .ct-hero__media {
  position: relative;
  z-index: 1;
  margin: 0;
  border: 2px solid var(--cyan-line);
  background: var(--deep-2);
  box-shadow: var(--shadow-cyan);
  overflow: hidden;
}
.page-contact .ct-hero__media img {
  display: block;
  width: 100%;
  aspect-ratio: 14 / 9;
  object-fit: cover;
}

/* ---------- 分节通用 ---------- */
.page-contact .ct-block {
  padding-block: clamp(40px, 6vw, 74px);
}
.page-contact .ct-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  margin-bottom: clamp(22px, 3.4vw, 38px);
  padding-bottom: 16px;
  border-bottom: 1px solid var(--ct-line);
}
.page-contact .ct-head h2 {
  margin: 8px 0 0;
  font-size: clamp(22px, 3.4vw, 34px);
  line-height: 1.16;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--white);
}

/* ---------- 联络渠道 ---------- */
.page-contact .ct-channels {
  display: grid;
  gap: clamp(16px, 2.4vw, 26px);
}
.page-contact .ct-channel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: var(--ct-pad);
  background: var(--deep-2);
  border: 2px solid var(--ct-line);
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}
.page-contact .ct-channel::after {
  content: "";
  position: absolute;
  left: -2px;
  bottom: -2px;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--orange));
  transition: width 0.35s ease;
}
.page-contact .ct-channel:hover,
.page-contact .ct-channel:focus-within {
  transform: translateY(-4px);
  border-color: var(--cyan);
  box-shadow: var(--shadow-cyan);
}
.page-contact .ct-channel:hover::after,
.page-contact .ct-channel:focus-within::after {
  width: calc(100% + 4px);
}
.page-contact .ct-channel--alt::after {
  background: linear-gradient(90deg, var(--orange), var(--cyan));
}
.page-contact .ct-channel--alt:hover,
.page-contact .ct-channel--alt:focus-within {
  border-color: var(--orange);
  box-shadow: var(--shadow-orange);
}
.page-contact .ct-channel__no {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}
.page-contact .ct-channel--alt .ct-channel__no {
  color: var(--orange);
}
.page-contact .ct-channel__no::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--ct-line);
}
.page-contact .ct-channel__title {
  margin: 0;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--white);
}
.page-contact .ct-channel__value {
  margin: 0;
  padding: 10px 12px;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2vw, 17px);
  font-weight: 700;
  color: var(--white);
  background: var(--cyan-soft);
  border-left: 3px solid var(--cyan);
  overflow-wrap: anywhere;
}
.page-contact .ct-channel--alt .ct-channel__value {
  background: var(--orange-soft);
  border-left-color: var(--orange);
}
.page-contact .ct-channel__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 7px;
  font-size: 14px;
  color: var(--silver);
}
.page-contact .ct-channel__list li {
  position: relative;
  padding-left: 14px;
  line-height: 1.55;
}
.page-contact .ct-channel__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 6px;
  height: 2px;
  background: var(--cyan);
}
.page-contact .ct-channel--alt .ct-channel__list li::before {
  background: var(--orange);
}
.page-contact .ct-channel__desc {
  margin: 0;
  flex: 1;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--silver);
}
.page-contact .ct-channel__cta {
  align-self: flex-start;
}

/* ---------- 对接流程 ---------- */
.page-contact .ct-flow {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--ct-line);
  border: 1px solid var(--ct-line);
}
.page-contact .ct-flow__step {
  background: var(--deep);
  padding: clamp(20px, 3vw, 30px);
  transition: background 0.25s ease;
}
.page-contact .ct-flow__step:hover {
  background: var(--deep-2);
}
.page-contact .ct-flow__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(30px, 5vw, 46px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: rgba(255, 107, 53, 0.24);
  -webkit-text-stroke: 1.5px var(--orange);
  margin-bottom: 16px;
}
.page-contact .ct-flow__step h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--white);
}
.page-contact .ct-flow__step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--silver);
}

/* ---------- 合作洽谈 ---------- */
.page-contact .ct-partner {
  display: grid;
  gap: clamp(14px, 2vw, 22px);
}
.page-contact .ct-partner__item {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: var(--ct-pad);
  border-top: 3px solid var(--orange);
  background: linear-gradient(180deg, var(--orange-soft), rgba(255, 107, 53, 0) 72%), var(--deep-2);
}
.page-contact .ct-partner__item h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
}
.page-contact .ct-partner__item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--silver);
}
.page-contact .ct-partner__note {
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  padding-left: 14px;
  border-left: 3px solid var(--cyan);
  max-width: 74ch;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--silver);
}
.page-contact .ct-partner__note .mono {
  color: var(--cyan);
  font-weight: 700;
  font-size: 1.1em;
}

/* ---------- 斜切分隔 ---------- */
.page-contact .ct-slash {
  height: 3px;
  margin: 0 0 clamp(8px, 2vw, 18px);
  border: 0;
  opacity: 0.75;
}

/* ---------- 服务范围 ---------- */
.page-contact .ct-cover {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
}
.page-contact .ct-cover__media {
  margin: 0;
  border: 2px solid var(--ct-line);
  background: var(--deep-2);
  overflow: hidden;
}
.page-contact .ct-cover__media img {
  display: block;
  width: 100%;
  aspect-ratio: 12 / 7;
  object-fit: cover;
}
.page-contact .ct-cover__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--ct-line);
  border: 1px solid var(--ct-line);
}
.page-contact .ct-stat {
  display: grid;
  gap: 6px;
  align-content: start;
  padding: clamp(16px, 2.4vw, 24px);
  background: var(--deep);
}
.page-contact .ct-stat__num {
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cyan);
}
.page-contact .ct-stat:nth-child(2n) .ct-stat__num {
  color: var(--orange);
}
.page-contact .ct-stat__label {
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--silver);
}
.page-contact .ct-cover__note {
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  max-width: 72ch;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--silver);
}

/* ---------- 结尾入口 ---------- */
.page-contact .ct-final {
  margin-top: clamp(36px, 5.5vw, 68px);
}
.page-contact .ct-final__inner {
  display: grid;
  gap: 24px;
  padding: clamp(26px, 4vw, 46px);
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.12), rgba(255, 107, 53, 0.08)), var(--deep-2);
  border: 2px solid var(--cyan-line);
  border-left: 6px solid var(--cyan);
}
.page-contact .ct-final__text h2 {
  margin: 8px 0 10px;
  font-size: clamp(21px, 3vw, 30px);
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--white);
}
.page-contact .ct-final__text p {
  margin: 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.7;
  color: var(--silver);
}
.page-contact .ct-final__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 进场动效 ---------- */
.page-contact [data-reveal] {
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.page-contact [data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- 响应式 ---------- */
@media (min-width: 780px) {
  .page-contact .ct-channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .ct-partner {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-contact .ct-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-contact .ct-cover {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: center;
  }
  .page-contact .ct-final__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

@media (min-width: 940px) {
  .page-contact .ct-hero {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    align-items: center;
  }
  .page-contact .ct-hero__media {
    margin-top: 22px;
  }
}

@media (min-width: 1180px) {
  .page-contact .ct-cover__stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}