/* ============================================================
   Products Capabilities / 能力矩阵（products.html Section 2）
   ============================================================ */

.pd-caps {
  position: relative;
  padding: 138px 0 100px;   /* 顶部留白加大：面包屑与标题间距 ~73px */
  background: var(--color-surface);   /* var(--color-soft-gray) */
}

.pd-caps__inner {
  max-width: 1560px;
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* --- 面包屑（设计稿固定定位，不随内容容器） --- */
.pd-caps__crumb {
  position: absolute;
  top: 40px;
  left: 54px;
  display: flex;
  align-items: center;
  gap: 20px;
}

.pd-caps__crumb img {
  height: 20px;
  width: auto;
}

.pd-caps__crumb .pd-caps__crumb-arrow {
  height: 14px;
}

.pd-caps__crumb-link {
  font-family: var(--font-primary);
  font-size: clamp(0.875rem, 0.9375vw, 1.125rem);
  font-weight: 300;
  line-height: 1.6;
  letter-spacing: -0.36px;
  color: var(--color-primary);
  text-decoration: none;
  position: relative;
  transition: color var(--duration-base) var(--ease-standard),
              opacity var(--duration-base) var(--ease-standard);
}

.pd-caps__crumb-link::before {
  content: "";
  position: absolute;
  inset: -12px;
}

.pd-caps__crumb-link:hover {
  color: var(--color-primary-dark);
}

.pd-caps__crumb-link:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* --- 标题区 --- */
.pd-caps__head {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-bottom: 78px;
}

.pd-caps__title {
  font-family: var(--font-primary);
  font-weight: 600;
  font-size: 56px;
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--color-primary);
  margin: 0;
}

.pd-caps__subtitle {
  font-family: var(--font-primary);
  font-weight: 300;
  font-size: clamp(0.875rem, 1.6667vw, 2rem);
  line-height: 1.5;
  letter-spacing: -0.02em;
  color: var(--color-text-secondary);
  opacity: 0.7;
  max-width: 1008px;
  margin: 32px 0 0;
}

/* --- 能力矩阵网格 --- */
.pd-caps__grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(2, 260px);
}

/* 网格线绘制在 cell 之上（hover 蓝色背景不遮挡） */
.pd-caps__grid::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(180deg, var(--color-soft-gray), var(--color-primary) 50%, var(--color-soft-gray)),
    linear-gradient(180deg, var(--color-soft-gray), var(--color-primary) 50%, var(--color-soft-gray)),
    linear-gradient(180deg, var(--color-soft-gray), var(--color-primary) 50%, var(--color-soft-gray)),
    linear-gradient(90deg, var(--color-soft-gray), var(--color-primary) 50%, var(--color-soft-gray));
  background-size: 1px 100%, 1px 100%, 1px 100%, 100% 1px;
  background-position: 25% 0, 50% 0, 75% 0, 0 50%;
  background-repeat: no-repeat;
}

.pd-caps__cell {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  gap: 32px;
  padding: 32px 24px;
  transition: background-color var(--duration-base) var(--ease-standard);
}

/* 默认所有 cell 一致，hover 时变为蓝色块（设计稿 Solid Content 即 hover 示意） */
.pd-caps__cell:hover {
  background: var(--color-primary);
}

.pd-caps__cell:hover .pd-caps__value,
.pd-caps__cell:hover .pd-caps__label {
  color: var(--color-white);
}

.pd-caps__value {
  font-family: var(--font-primary);
  font-weight: 600;
  font-size: clamp(1.25rem, 0.48vw + 1.14rem, 2rem);
  line-height: 1.5;
  letter-spacing: -0.64px;
  color: var(--color-text);
  margin: 0;
  transition: color var(--duration-base) var(--ease-standard);
}

.pd-caps__value:has(br) {
  line-height: 1.25;
}

.pd-caps__label {
  font-family: var(--font-primary);
  font-weight: 600;
  font-size: clamp(1rem, 0.32vw + 0.92rem, 1.5rem);
  line-height: 1.5;
  letter-spacing: -0.48px;
  color: var(--color-text);
  transition: color var(--duration-base) var(--ease-standard);
}

/* --- 按钮（描边平行四边形） --- */
.pd-caps__btn {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 225px;
  height: 58px;
  margin: 116px auto 0;
  text-decoration: none;
  transition: transform var(--duration-micro) var(--ease-emphasized);
}

.pd-caps__btn-shape {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

/* fill 必须作用在 path 上（path 自带内联 fill="none"，设置在 svg 上会被覆盖） */
.pd-caps__btn-shape path {
  transition: fill var(--duration-base) var(--ease-standard);
}

.pd-caps__btn:hover .pd-caps__btn-shape path {
  fill: var(--color-primary);
}

.pd-caps__btn:hover .pd-caps__btn-text {
  color: var(--color-white);
}

.pd-caps__btn:active {
  transform: scale(0.96);
}

.pd-caps__btn-text {
  position: relative;
  font-family: var(--font-primary);
  font-weight: 400;
  font-size: clamp(1rem, 0.08vw + 0.98rem, 1.125rem);
  line-height: 1.6;
  color: var(--color-primary);
  transition: color var(--duration-base) var(--ease-standard);
}

/* ==================== 响应式 ==================== */
@media (max-width: 1200px) {
  .pd-caps {
    padding: 120px 0 96px;   /* 顶部留白加大：面包屑与标题间距 ~55px */
  }

  .pd-caps__title {
    font-size: clamp(1.5rem, 0.65vw + 1.35rem, 2.5rem);
    line-height: 1.18;
    letter-spacing: -0.02em;
  }

  /* 移动端：标题在 "at" 前强制换行（PC 保持一行） */
  .pd-caps__title-break {
    display: block;
  }

  .pd-caps__subtitle {
    font-size: clamp(0.875rem, 1.6667vw, 2rem);
    line-height: 1.5;
  }

  .pd-caps__grid {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(4, 220px);
  }

  .pd-caps__grid::after {
    background-image:
      linear-gradient(180deg, var(--color-soft-gray), var(--color-primary) 50%, var(--color-soft-gray)),
      linear-gradient(90deg, var(--color-soft-gray), var(--color-primary) 50%, var(--color-soft-gray)),
      linear-gradient(90deg, var(--color-soft-gray), var(--color-primary) 50%, var(--color-soft-gray)),
      linear-gradient(90deg, var(--color-soft-gray), var(--color-primary) 50%, var(--color-soft-gray));
    background-size: 1px 100%, 100% 1px, 100% 1px, 100% 1px;
    background-position: 50% 0, 0 25%, 0 50%, 0 75%;
    background-repeat: no-repeat;
  }

  .pd-caps__cell {
    padding: 24px 20px;
    gap: 16px;
  }
}

@media (max-width: 768px) {
  .pd-caps {
    padding: 100px 0 72px;   /* 顶部留白加大：面包屑与标题间距 ~47px */
  }

  .pd-caps__crumb {
    top: 28px;
    left: 24px;
  }

  .pd-caps__crumb img {
    height: 20px;
  }

  .pd-caps__head {
    margin-bottom: 40px;
  }

  .pd-caps__subtitle {
    font-size: clamp(0.875rem, 1.6667vw, 2rem);
    line-height: 1.5;
    margin-top: 20px;
  }

  .pd-caps__title {
    font-size: clamp(1.5rem, 0.81vw + 1.31rem, 2.75rem);
    line-height: 1.18;
    letter-spacing: -0.02em;
    font-weight: 600;
  }

  .pd-caps__subtitle {
    font-size: clamp(1rem, 0.08vw + 0.98rem, 1.125rem);
    line-height: 1.5;
  }

  .pd-caps__grid {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(4, 1fr);
  }

  .pd-caps__grid::after {
    display: block;
    background-image:
      linear-gradient(180deg, var(--color-soft-gray), var(--color-primary) 50%, var(--color-soft-gray)),
      linear-gradient(90deg, var(--color-soft-gray), var(--color-primary) 50%, var(--color-soft-gray)),
      linear-gradient(90deg, var(--color-soft-gray), var(--color-primary) 50%, var(--color-soft-gray)),
      linear-gradient(90deg, var(--color-soft-gray), var(--color-primary) 50%, var(--color-soft-gray));
    background-size: 1px 100%, 100% 1px, 100% 1px, 100% 1px;
    background-position: 50% 0, 0 25%, 0 50%, 0 75%;
    background-repeat: no-repeat;
  }

  .pd-caps__cell {
    position: relative;
    padding: 16px 12px;
    gap: 8px;
  }

  /* 移除原单列分隔线（网格线由 grid::after 绘制） */
  .pd-caps__cell:not(:last-child)::after {
    display: none;
  }

  .pd-caps__value {
    font-size: clamp(1rem, 0.08vw + 0.98rem, 1.125rem);
    line-height: 1.5;
  }

  .pd-caps__label {
    font-size: clamp(0.75rem, 0.04vw + 0.74rem, 0.8125rem);
    line-height: 1.6;
    white-space: nowrap;
  }

  /* 移动端禁用 hover */
  .pd-caps__cell:hover {
    background: transparent;
  }

  .pd-caps__cell:hover .pd-caps__value,
  .pd-caps__cell:hover .pd-caps__label {
    color: inherit;
  }

  .pd-caps__btn {
    display: flex;
    width: fit-content;
    height: 50px;
    padding: 0 20px;
    margin: 48px auto 0;
  }

  .pd-caps__btn-text {
    font-size: 1rem;
  }
}

@media (max-width: 576px) {
  .pd-caps__title {
    font-size: clamp(1.625rem, 8vw, 2.25rem);
    line-height: 1.18;
  }

  .pd-caps__btn {
    height: 44px;
    padding: 0 20px;
  }
}

/* ==================== 无障碍降级 ==================== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---- PC（≥993）：描述统一 20px / 400 / 32px（≤992 移动端原样未动） ---- */
@media (min-width: 993px) {
  .pd-caps__subtitle {
    font-size: 20px;
    font-weight: 400;
    line-height: 32px;
  }
}