.keyan-capability-page {
  background: #fff;
  color: #111722;
}

.keyan-capability-page main {
  padding: 0 0 40px;
  background: #fff;
}

.keyan-product-intro .detail-intro-grid {
  grid-template-columns: minmax(330px, 0.82fr) minmax(0, 1.18fr);
  align-items: center;
  gap: clamp(48px, 7vw, 110px);
}

.keyan-product-copy {
  padding-left: clamp(0px, 2vw, 28px);
}

.keyan-product-intro .keyan-product-type {
  margin-top: 22px;
  color: #67717c;
  font-size: clamp(17px, 1.35vw, 20px);
  line-height: 1.6;
}

.keyan-product-summary {
  margin: 34px 0 0;
  color: #3e4a59;
  font-size: clamp(17px, 1.35vw, 20px);
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 1.85;
}

.keyan-product-visual {
  overflow: hidden;
  border-radius: 4px;
  background: #eaf0f7;
}

.keyan-product-visual img {
  width: 100%;
  aspect-ratio: 1.62;
  display: block;
  object-fit: cover;
  object-position: center;
}

.simulation-product-copy h2 {
  font-size: clamp(42px, 4.2vw, 58px);
  line-height: 1.12;
}

.keyan-capability-layout {
  width: min(1420px, calc(100% - 64px));
  margin: 64px auto 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 54px;
  align-items: start;
}

.keyan-capability-main {
  min-width: 0;
}

.keyan-column-head {
  min-height: 78px;
  display: grid;
  grid-template-columns: 220px repeat(3, minmax(0, 1fr));
  gap: 30px;
  align-items: center;
}

.keyan-column-head strong {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 17px;
}

.keyan-column-head strong::after {
  width: 27px;
  height: 2px;
  margin-left: -33px;
  margin-top: 34px;
  display: block;
  background: #1268f0;
  content: "";
}

.keyan-column-head i {
  color: #0865f2;
  font-size: 28px;
}

.keyan-capability-row {
  min-height: 286px;
  padding: 26px 0;
  display: grid;
  grid-template-columns: 220px repeat(3, minmax(0, 1fr));
  gap: 30px;
  border-bottom: 1px solid #dce3ec;
}

.keyan-capability-intro {
  padding: 12px 24px 12px 0;
}

.keyan-capability-intro > span {
  color: #0865f2;
  font-size: 34px;
  font-weight: 750;
  line-height: 1;
}

.keyan-capability-intro h2 {
  margin: 19px 0 0;
  font-size: 26px;
  line-height: 1.35;
}

.keyan-capability-intro p {
  margin: 21px 0 0;
  color: #596575;
  font-size: 15px;
  line-height: 1.8;
}

.keyan-stage {
  min-width: 0;
  position: relative;
}

.keyan-stage-card {
  height: 100%;
  min-height: 234px;
  padding: 24px 20px 20px;
  border: 1px solid #edf1f6;
  border-radius: 10px;
  background: #f5f8fd;
  text-align: center;
}

.keyan-stage-card > i {
  width: 46px;
  height: 46px;
  margin: 0 auto;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 5px 20px rgba(20, 87, 193, 0.08);
  color: #0865f2;
  font-size: 25px;
}

.keyan-stage-card h3 {
  margin: 17px 0 0;
  font-size: 17px;
  line-height: 1.45;
}

.keyan-stage-card p {
  margin: 14px 0 0;
  color: #536070;
  font-size: 13px;
  line-height: 1.72;
}

.keyan-stage-arrow {
  position: absolute;
  z-index: 2;
  top: 50%;
  right: -27px;
  padding: 4px 0;
  transform: translateY(-50%);
  background: #fff;
  color: #3864a2;
  font-size: 20px;
}

.keyan-case-card {
  padding: 48px;
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(420px, 1.14fr);
  grid-template-areas:
    "label image"
    "title image"
    "accent image"
    "description image"
    "values image"
    "tags image";
  column-gap: clamp(48px, 5vw, 76px);
  align-items: start;
  border: 1px solid #dfe5ed;
  border-radius: 15px;
  background: #fff;
  box-shadow: 0 12px 34px rgba(27, 54, 91, 0.09);
}

.keyan-case-label {
  grid-area: label;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  font-weight: 700;
}

.keyan-case-label i {
  color: #0865f2;
  font-size: 30px;
}

.keyan-case-card h2 {
  grid-area: title;
  margin: 26px 0 0;
  font-size: 28px;
  line-height: 1.45;
}

.keyan-case-accent {
  grid-area: accent;
  width: 30px;
  height: 3px;
  margin-top: 18px;
  display: block;
  background: #0865f2;
}

.keyan-case-description {
  grid-area: description;
  margin: 24px 0 0;
  color: #596575;
  font-size: 16px;
  line-height: 1.95;
}

.keyan-case-values {
  grid-area: values;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
  list-style: none;
}

.keyan-case-values li {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 10px;
}

.keyan-case-values li > i {
  padding-top: 2px;
  color: #0865f2;
  font-size: 18px;
}

.keyan-case-values strong {
  font-size: 15px;
}

.keyan-case-values p {
  margin: 4px 0 0;
  color: #637083;
  font-size: 12px;
  line-height: 1.7;
}

.keyan-case-card > img {
  grid-area: image;
  width: 100%;
  height: 100%;
  min-height: 430px;
  margin-top: 0;
  display: block;
  border-radius: 7px;
  object-fit: cover;
}

.keyan-case-card > img.keyan-case-full-image {
  height: auto;
  min-height: 0;
  align-self: center;
  aspect-ratio: 1642 / 850;
  object-fit: contain;
  background: #eef2f7;
}

.keyan-case-tags {
  grid-area: tags;
  margin-top: 26px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 9px;
}

.keyan-case-tags span {
  min-height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid #d6e3fa;
  border-radius: 6px;
  background: #f4f8ff;
  color: #0865f2;
  font-size: 12px;
  font-weight: 700;
}

.training-case-list {
  margin-top: 34px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.training-case-list article {
  padding: 24px;
  border: 1px solid #e5ebf3;
  border-radius: 10px;
  background: #f7f9fd;
}

.training-case-list article > div {
  display: flex;
  align-items: center;
  gap: 10px;
}

.training-case-list article > div i {
  width: 27px;
  height: 27px;
  display: grid;
  place-items: center;
  border-radius: 7px;
  background: #0865f2;
  color: #fff;
  font-size: 15px;
}

.training-case-list strong {
  font-size: 16px;
}

.training-case-list p {
  margin: 8px 0 0 37px;
  color: #637083;
  font-size: 13px;
  line-height: 1.7;
}

.training-case-list img {
  width: calc(100% - 37px);
  aspect-ratio: 2.8;
  margin: 15px 0 0 37px;
  display: block;
  border-radius: 6px;
  object-fit: cover;
  object-position: center;
}

.training-case-tags {
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
}

.training-case-tags span {
  min-height: 34px;
  font-size: 12px;
}

.keyan-capability-summary {
  margin: 0 0 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 13px;
  color: #354357;
  font-size: 15px;
}

.training-case-card {
  display: block;
}

.training-case-card > .keyan-case-label,
.training-case-card > h2,
.training-case-card > .keyan-case-accent,
.training-case-card > .keyan-case-description,
.training-case-card > .training-case-list,
.training-case-card > .keyan-case-tags {
  grid-area: auto;
}

.keyan-capability-summary i {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #f4f8ff;
  color: #0865f2;
  font-size: 20px;
}

@media (max-width: 980px) {
  .keyan-case-card {
    position: static;
    grid-template-columns: 1fr;
    grid-template-areas:
      "label"
      "title"
      "accent"
      "description"
      "values"
      "image"
      "tags";
  }
  .keyan-case-card > img { height: auto; min-height: 0; margin-top: 30px; aspect-ratio: 2.2; }
  .keyan-capability-summary { grid-column: 1; }
}

@media (max-width: 900px) {
  .keyan-product-intro .detail-intro-grid { grid-template-columns: 1fr; gap: 44px; }
  .keyan-product-copy { padding-left: 0; }
  .keyan-column-head { display: none; }
  .keyan-capability-row { grid-template-columns: 150px repeat(3, minmax(0, 1fr)); gap: 20px; }
  .keyan-capability-summary { margin-left: 0; }
}

@media (max-width: 760px) {
  .keyan-capability-page main { padding-top: 18px; }
  .keyan-product-summary { margin-top: 22px; font-size: 16px; }
  .keyan-product-intro .keyan-product-type { font-size: 17px; }
  .keyan-capability-layout { width: calc(100% - 28px); margin-top: 30px; }
  .keyan-capability-row { padding: 30px 0; grid-template-columns: 1fr; gap: 15px; }
  .keyan-capability-intro { padding-bottom: 12px; }
  .keyan-capability-intro h2 br { display: none; }
  .keyan-stage::before { margin-bottom: 9px; display: block; color: #0865f2; font-size: 12px; font-weight: 700; }
  .keyan-stage:nth-child(2)::before { content: "应用场景"; }
  .keyan-stage:nth-child(3)::before { content: "核心能力"; }
  .keyan-stage:nth-child(4)::before { content: "应用成效"; }
  .keyan-stage-card { min-height: 0; }
  .keyan-stage-arrow { display: none; }
  .keyan-case-card { padding: 28px 20px 22px; }
  .keyan-case-card > img { aspect-ratio: 1.55; }
  .keyan-case-tags { grid-template-columns: 1fr; }
  .training-case-list p, .training-case-list img { margin-left: 0; width: 100%; }
  .training-case-list { grid-template-columns: 1fr; }
  .keyan-capability-summary { align-items: flex-start; font-size: 13px; line-height: 1.75; }
}