.page-contact {
  --ck-line: rgba(255, 255, 255, 0.1);
  --ck-tight: 16px;
  position: relative;
  overflow-x: hidden;
  background: var(--deep);
  color: var(--white);
  padding-bottom: 84px;
}

.page-contact > section + section {
  margin-top: 72px;
}

.page-contact .ck-crumb {
  padding-top: 16px;
}

/* ---------- 首屏 ---------- */
.page-contact .ck-hero {
  position: relative;
  overflow: hidden;
  padding-top: 20px;
}

.page-contact .ck-hero::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -80px;
  width: min(70vw, 640px);
  height: 380px;
  background: linear-gradient(205deg, rgba(47, 191, 87, 0.16), rgba(255, 106, 26, 0.07) 55%, transparent 78%);
  transform: skewY(-6deg);
  transform-origin: top right;
  pointer-events: none;
}

.page-contact .ck-hero__grid {
  position: relative;
  display: grid;
  gap: 26px;
  min-height: 0;
}

.page-contact .ck-hero__eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-data);
  font-size: var(--fs-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--turf);
}

.page-contact h1 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--fs-3xl);
  line-height: 1.06;
  letter-spacing: -0.015em;
}

.page-contact .ck-hero__desc {
  margin: 0;
  max-width: 54ch;
  font-size: var(--fs-md);
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .ck-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-contact .ck-hero__figure {
  position: relative;
  margin: 0;
}

.page-contact .ck-hero__figure img,
.page-contact .ck-contact__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
}

.page-contact .ck-contact__figure img {
  aspect-ratio: 4 / 3;
}

/* ---------- 横向流程带 ---------- */
.page-contact .ck-flowrail {
  list-style: none;
  margin: 38px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--ck-line);
  border: 1px solid var(--ck-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-contact .ck-flowrail__step {
  position: relative;
  background: var(--arena);
  padding: 22px 18px 20px;
  display: grid;
  gap: 6px;
  align-content: start;
  transition: background 0.22s var(--ease);
}

.page-contact .ck-flowrail__step:hover {
  background: var(--edge);
}

.page-contact .ck-flowrail__step::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 0;
  width: 32px;
  height: 3px;
  background: var(--turf);
  transform: skewX(-26deg);
}

.page-contact .ck-flowrail__num {
  font-family: var(--font-data);
  font-size: var(--fs-xs);
  letter-spacing: 0.18em;
  color: var(--signal);
}

.page-contact .ck-flowrail__name {
  font-family: var(--font-display);
  font-size: var(--fs-md);
  font-weight: 700;
}

.page-contact .ck-flowrail__time {
  font-family: var(--font-data);
  font-size: var(--fs-xs);
  color: var(--mist);
}

/* ---------- 章节标题 ---------- */
.page-contact h2 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--fs-2xl);
  line-height: 1.14;
  letter-spacing: -0.01em;
  max-width: 24ch;
}

.page-contact .ck-paths__note,
.page-contact .ck-contact__note {
  margin: 14px 0 0;
  max-width: 58ch;
  font-size: var(--fs-sm);
  line-height: 1.78;
  color: var(--mist);
}

/* ---------- 合作卡 ---------- */
.page-contact .ck-deal-grid {
  display: grid;
  gap: 16px;
  margin-top: 32px;
}

.page-contact .ck-deal {
  position: relative;
  background: var(--arena);
  border: 1px solid var(--edge);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.22s var(--ease), transform 0.22s var(--ease);
}

.page-contact .ck-deal:hover,
.page-contact .ck-deal:focus-within {
  border-color: rgba(47, 191, 87, 0.6);
  transform: translateY(-2px);
}

.page-contact .ck-deal::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, rgba(47, 191, 87, 0.22), transparent 72%);
  clip-path: polygon(0 0, 100% 0, 0 100%);
  pointer-events: none;
}

.page-contact .ck-deal::after {
  content: "";
  position: absolute;
  right: 24px;
  top: 30px;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--turf);
  border-bottom: 2px solid var(--turf);
  transform: rotate(45deg);
  transition: transform 0.22s var(--ease);
  pointer-events: none;
}

.page-contact .ck-deal[open]::after {
  transform: rotate(-135deg);
  top: 34px;
}

.page-contact .ck-deal > summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 22px 56px 22px 22px;
  outline-offset: -3px;
}

.page-contact .ck-deal > summary::-webkit-details-marker {
  display: none;
}

.page-contact .ck-deal__idx {
  font-family: var(--font-data);
  font-size: var(--fs-xs);
  letter-spacing: 0.16em;
  color: var(--signal);
  padding-top: 4px;
}

.page-contact .ck-deal__head {
  display: grid;
  gap: 7px;
  min-width: 0;
}

.page-contact .ck-deal__name {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 700;
  line-height: 1.35;
}

.page-contact .ck-deal__for {
  font-size: var(--fs-xs);
  line-height: 1.6;
  color: var(--mist);
  letter-spacing: 0.02em;
}

.page-contact .ck-deal__body {
  padding: 0 22px 24px;
  display: grid;
  gap: 12px;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .ck-deal__body p {
  margin: 0;
}

.page-contact .ck-deal__body ul {
  list-style: none;
  margin: 0;
  padding: 14px 0 0;
  border-top: 1px dashed var(--edge);
  display: grid;
  gap: 8px;
}

.page-contact .ck-deal__body li {
  position: relative;
  padding-left: 20px;
}

.page-contact .ck-deal__body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.74em;
  width: 9px;
  height: 2px;
  background: var(--turf);
  transform: skewX(-26deg);
}

.page-contact .ck-deal[open] .ck-deal__body {
  animation: ck-fade 0.24s var(--ease) both;
}

@keyframes ck-fade {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 能力清单带 ---------- */
.page-contact .ck-belt {
  margin-top: 30px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--edge);
  border: 1px solid var(--edge);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-contact .ck-belt__cell {
  background: var(--arena);
  padding: 20px 18px 22px;
  display: grid;
  gap: 8px;
  align-content: start;
}

.page-contact .ck-belt__cell:nth-child(even) {
  background: var(--deep);
}

.page-contact .ck-belt__k {
  font-family: var(--font-data);
  font-size: var(--fs-xs);
  letter-spacing: 0.14em;
  color: var(--turf);
}

.page-contact .ck-belt__v {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .ck-belt__v strong {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-data);
  font-size: var(--fs-xl);
  font-weight: 700;
  line-height: 1.15;
  color: var(--signal-soft);
}

/* ---------- 四步流程 ---------- */
.page-contact .ck-steps {
  margin-top: 30px;
  display: grid;
  gap: 12px;
}

.page-contact .ck-step {
  position: relative;
  background: var(--arena);
  border: 1px solid var(--edge);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.22s var(--ease);
}

.page-contact .ck-step[open] {
  border-color: rgba(47, 191, 87, 0.5);
}

.page-contact .ck-step > summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-areas:
    "num name"
    "num eta";
  gap: 3px 18px;
  align-items: center;
  padding: 18px 20px;
  outline-offset: -3px;
}

.page-contact .ck-step > summary::-webkit-details-marker {
  display: none;
}

.page-contact .ck-step__num {
  grid-area: num;
  align-self: stretch;
  display: flex;
  align-items: center;
  padding-right: 18px;
  border-right: 1px solid var(--edge);
  font-family: var(--font-data);
  font-size: var(--fs-xl);
  font-weight: 700;
  line-height: 1;
  color: var(--turf);
  transition: color 0.2s var(--ease);
}

.page-contact .ck-step[open] .ck-step__num {
  color: var(--signal);
}

.page-contact .ck-step__name {
  grid-area: name;
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 700;
}

.page-contact .ck-step__eta {
  grid-area: eta;
  font-family: var(--font-data);
  font-size: var(--fs-xs);
  color: var(--mist);
}

.page-contact .ck-step__body {
  padding: 2px 20px 22px;
}

.page-contact .ck-step__body p {
  margin: 0;
  padding-top: 14px;
  border-top: 1px dashed var(--edge);
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 响应时效 ---------- */
.page-contact .ck-sla__list {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-contact .ck-sla__item {
  position: relative;
  background: var(--arena);
  border: 1px solid var(--edge);
  border-radius: var(--radius);
  padding: 22px 20px 24px;
  display: grid;
  gap: 4px;
  align-content: start;
  transition: border-color 0.2s var(--ease);
  outline-offset: 3px;
}

.page-contact .ck-sla__item:hover,
.page-contact .ck-sla__item:focus-visible {
  border-color: var(--turf);
}

.page-contact .ck-sla__num {
  font-family: var(--font-data);
  font-size: 42px;
  font-weight: 700;
  line-height: 1;
  color: var(--signal);
}

.page-contact .ck-sla__unit {
  font-family: var(--font-data);
  font-size: var(--fs-sm);
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-contact .ck-sla__desc {
  margin-top: 10px;
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .ck-sla__tip {
  position: absolute;
  inset: auto 14px 14px;
  padding: 10px 12px;
  border-radius: 10px;
  background: var(--turf-deep);
  color: var(--white);
  font-size: var(--fs-xs);
  line-height: 1.6;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.2s var(--ease), transform 0.2s var(--ease);
  pointer-events: none;
}

.page-contact .ck-sla__item:hover .ck-sla__tip,
.page-contact .ck-sla__item:focus-visible .ck-sla__tip {
  opacity: 1;
  transform: none;
}

/* ---------- 常见场景 ---------- */
.page-contact .ck-cases__list {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  border-top: 1px solid var(--edge);
}

.page-contact .ck-case {
  display: grid;
  gap: 6px;
  padding: 18px 12px 18px 0;
  border-bottom: 1px solid var(--edge);
  transition: padding-left 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-contact .ck-case:hover {
  border-color: var(--turf);
  padding-left: 10px;
}

.page-contact .ck-case__who {
  position: relative;
  padding-left: 16px;
  font-family: var(--font-display);
  font-size: var(--fs-md);
  font-weight: 700;
  color: var(--white);
}

.page-contact .ck-case__who::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 3px;
  background: var(--turf);
  transform: skewX(-26deg);
}

.page-contact .ck-case__what {
  font-size: var(--fs-sm);
  line-height: 1.78;
  color: var(--mist);
}

/* ---------- 联系信息 ---------- */
.page-contact .ck-contact__figure {
  margin: 30px 0 0;
}

.page-contact .ck-board {
  margin: 26px 0 0;
  border: 1px solid var(--edge);
  border-radius: var(--radius);
  background: var(--arena);
  overflow: hidden;
}

.page-contact .ck-board__row {
  display: grid;
  gap: 7px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--edge);
}

.page-contact .ck-board__row:last-child {
  border-bottom: 0;
}

.page-contact .ck-board__key {
  font-family: var(--font-data);
  font-size: var(--fs-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--turf);
}

.page-contact .ck-board__val {
  margin: 0;
  font-family: var(--font-data);
  font-size: var(--fs-md);
  line-height: 1.6;
  color: var(--white);
  word-break: break-word;
}

.page-contact .ck-contact__tail {
  margin: 22px 0 0;
  font-size: var(--fs-sm);
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .ck-contact__tail a {
  color: var(--turf);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  transition: color 0.2s var(--ease);
}

.page-contact .ck-contact__tail a:hover {
  color: var(--signal);
}

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

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

@media (min-width: 720px) {
  .page-contact .ck-flowrail {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .ck-board__row {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 24px;
    align-items: baseline;
  }

  .page-contact .ck-case {
    grid-template-columns: minmax(0, 3fr) minmax(0, 9fr);
    gap: 26px;
    align-items: baseline;
    padding-right: 0;
  }
}

@media (min-width: 780px) {
  .page-contact .ck-deal-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-contact .ck-deal--a {
    grid-column: span 7;
  }

  .page-contact .ck-deal--b {
    grid-column: span 5;
  }

  .page-contact .ck-deal--c {
    grid-column: span 5;
  }

  .page-contact .ck-deal--d {
    grid-column: span 7;
  }

  .page-contact .ck-deal--e {
    grid-column: span 12;
  }
}

@media (min-width: 900px) {
  .page-contact .ck-hero__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 52px;
    align-items: center;
    padding-top: 18px;
  }

  .page-contact .ck-hero {
    padding-top: 30px;
  }
}

@media (min-width: 1040px) {
  .page-contact .ck-belt {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-contact .ck-sla__num {
    font-size: 48px;
  }
}

@media (hover: none) {
  .page-contact .ck-sla__tip {
    position: static;
    inset: auto;
    margin-top: 12px;
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}