/**
 * sinopak/case-grid block styles
 *
 * Prototype: sinopak-homepage-premium-h5.html .case-grid / .case-card —
 * white section, wide head, three bordered cards with a 2-column facts <dl>.
 */
@layer spk-block {
  .spk-x-case-grid__head {
    max-width: 1160px;
    margin-bottom: 38px;
  }
  .spk-x-case-grid .spk-x-eyebrow {
    display: block;
    margin: 0 0 18px;
    color: var(--wp--preset--color--orange);
    font-size: 12px;
    font-weight: 950;
    letter-spacing: 0.18em;
  }
  .spk-x-case-grid .spk-x-section-title {
    margin: 0 0 22px;
    color: var(--wp--preset--color--navy);
    font-size: clamp(30px, 3.6vw, 52px);
    line-height: 1.02;
    letter-spacing: -0.055em;
  }
  .spk-x-case-grid .spk-x-section-lead {
    max-width: 860px;
    color: var(--wp--preset--color--muted);
    font-size: 16px;
    line-height: 1.68;
  }

  .spk-x-case-grid__grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .spk-x-case-grid__card {
    overflow: hidden;
    border: 1px solid var(--wp--preset--color--line);
    border-radius: 12px;
    background: var(--wp--preset--color--white);
  }

  .spk-x-case-grid__media {
    position: relative;
    overflow: hidden;
    /* 列表/案例卡片特色图改用 contain 后,留白需要中性底色(与卡片同白)。 */
    background: var(--wp--preset--color--white);
  }

  /* 列表/案例卡片特色图 → contain,避免不同比例图被裁切(高度 260px 不动)。 */
  .spk-x-case-grid__media img {
    display: block;
    width: 100%;
    max-width: 100%;
    height: 260px;
    object-fit: contain;
    filter: saturate(0.96) contrast(1.04);
    transition: transform 0.35s ease, opacity 0.35s ease;
  }

  .spk-x-case-grid__body {
    padding: 24px;
  }

  .spk-x-case-grid__title {
    margin: 0 0 12px;
    color: var(--wp--preset--color--navy);
    font-size: clamp(22px, 1.8vw, 30px);
    line-height: 1.06;
    letter-spacing: -0.055em;
  }

  .spk-x-case-grid__facts {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin: 20px 0 0;
  }
  .spk-x-case-grid__facts dt {
    color: var(--wp--preset--color--orange);
    font-size: 10px;
    font-weight: 950;
    letter-spacing: 0.14em;
    text-transform: uppercase;
  }
  .spk-x-case-grid__facts dd {
    margin: 4px 0 0;
    color: var(--wp--preset--color--ink);
    font-size: 13px;
    font-weight: 850;
  }

  .spk-x-case-grid__link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-top: 28px;
    color: var(--wp--preset--color--blue);
    font-size: 13px;
    font-weight: 950;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    text-decoration: none;
  }
  .spk-x-case-grid__link:hover {
    color: var(--wp--preset--color--navy);
  }

  /* Video / project variant (Solution Details project cards) */
  .spk-x-case-grid__play {
    position: absolute;
    top: 50%;
    left: 50%;
    z-index: 1;
    width: 62px;
    height: 44px;
    display: grid;
    place-items: center;
    border-radius: 13px;
    background: #ff0033;
    color: #fff;
    box-shadow: 0 14px 30px rgba(0, 0, 0, 0.22);
    transform: translate(-50%, -50%);
    transition: transform 0.18s ease, background 0.18s ease;
  }
  .spk-x-case-grid__play::before {
    width: 0;
    height: 0;
    content: "";
    transform: translateX(2px);
    border-top: 9px solid transparent;
    border-bottom: 9px solid transparent;
    border-left: 15px solid currentColor;
  }
  .spk-x-case-grid__card:hover .spk-x-case-grid__media img {
    transform: scale(1.035);
    opacity: 0.9;
  }
  .spk-x-case-grid__card:hover .spk-x-case-grid__play {
    background: #e9002e;
    transform: translate(-50%, -50%) scale(1.07);
  }
  .spk-x-case-grid__card-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-top: 18px;
    color: var(--wp--preset--color--navy);
    font-size: 13px;
    font-weight: 900;
    letter-spacing: 0.07em;
    text-transform: uppercase;
  }

  /* Text-only cards (SINOPAK_SITE_CASE_CARD_IMAGES = false): no media box —
     a thin brand accent on top; a video card keeps a small inline play mark. */
  .spk-x-case-grid__grid--noimg .spk-x-case-grid__card {
    position: relative;
  }
  .spk-x-case-grid__grid--noimg .spk-x-case-grid__card::before {
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    height: 3px;
    content: "";
    background: linear-gradient(90deg, var(--wp--preset--color--orange), var(--wp--preset--color--cyan));
  }
  .spk-x-case-grid__grid--noimg .spk-x-case-grid__body {
    padding-top: 28px;
  }
  .spk-x-case-grid__play--inline {
    position: static;
    width: 46px;
    height: 32px;
    margin-bottom: 16px;
    border-radius: 10px;
    transform: none;
  }
  .spk-x-case-grid__play--inline::before {
    border-top-width: 7px;
    border-bottom-width: 7px;
    border-left-width: 12px;
  }
  .spk-x-case-grid__card:hover .spk-x-case-grid__play--inline {
    transform: scale(1.07);
  }

  /* Solutions hub: dark Global Projects section (prototype `.projects`) */
  .spk-x-case-grid--projects {
    padding: clamp(52px, 5.2vw, 70px) 0;
    color: #fff;
    background:
      linear-gradient(115deg, rgba(8, 168, 210, 0.35), transparent 42%),
      var(--wp--preset--color--navy, #06366b);
  }
  .spk-x-case-grid--projects .spk-x-section-title,
  .spk-x-case-grid--projects .spk-x-case-grid__title,
  .spk-x-case-grid--projects .spk-x-case-grid__link,
  .spk-x-case-grid--projects .spk-x-case-grid__card-link {
    color: #fff;
  }
  .spk-x-case-grid--projects .spk-x-section-title {
    margin-bottom: 22px;
    font-size: clamp(30px, 3.6vw, 52px);
  }
  .spk-x-case-grid--projects .spk-x-section-lead,
  .spk-x-case-grid--projects dd {
    color: rgba(255, 255, 255, 0.86);
  }
  .spk-x-case-grid--projects .spk-x-case-grid__head {
    max-width: 900px;
  }
  .spk-x-case-grid--projects .spk-x-case-grid__card {
    border-color: rgba(255, 255, 255, 0.18);
    border-radius: 12px;
    background: rgba(2, 23, 51, 0.34);
  }
  .spk-x-case-grid--projects .spk-x-case-grid__media img {
    height: auto;
    aspect-ratio: 16 / 9;
    opacity: 0.72;
    filter: saturate(0.92) contrast(1.05);
  }
  .spk-x-case-grid--projects .spk-x-case-grid__body {
    padding: 20px 20px 22px;
  }
  .spk-x-case-grid--projects dt {
    font-size: 10px;
    letter-spacing: 0.16em;
  }
  .spk-x-case-grid--projects dd {
    font-size: 14px;
    line-height: 1.22;
  }
}

@layer spk-responsive {
  @media (max-width: 1180px) {
    .spk-x-case-grid__grid {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }
  }
  @media (max-width: 760px) {
    .spk-x-case-grid__grid,
    .spk-x-case-grid__facts {
      grid-template-columns: 1fr;
    }
  }
}