/* Case study — inherits the about-page paper/serif language.
   Editorial sections + placeholder image layouts (bento, wide,
   quad, stack) that the author swaps for real imagery. */

.start[data-view="case-study"] {
  overflow-y: auto;
  padding-bottom: 160px;
}

.case-study {
  --case-accent: #005478; /* SHARE NOW blue by default */
  width: min(100%, 1080px);
  margin: 0 auto;
  padding: 0 24px;
  color: #28231f;
}

.start[data-case="syntax"] .case-study {
  --case-accent: #0c4a3b; /* dark Syntax green */
}

.case-accent {
  color: var(--case-accent);
  font-style: normal;
}

/* HERO — centered headline, meta strip below. */
.case-hero {
  width: min(100%, 900px);
  margin: clamp(20px, 4vh, 40px) auto clamp(40px, 6vh, 72px);
  text-align: center;
}

.case-hero h1 {
  margin: 0;
  color: #28231f;
  font-family: var(--display);
  font-size: clamp(30px, 3.6vw, 46px);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: -0.005em;
  text-wrap: balance;
}

.case-hero-meta {
  margin: clamp(28px, 4vh, 44px) auto 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: clamp(32px, 5vw, 72px);
  text-align: left;
}

.case-hero-meta > div {
  min-width: 0;
}

.case-hero-meta dt {
  color: #8b7b70;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.case-hero-meta dd {
  margin: 8px 0 0;
  color: #28231f;
  font-family: var(--display);
  font-size: clamp(18px, 1.8vw, 22px);
  font-weight: 700;
  line-height: 1.15;
}

/* SECTIONS — left-aligned, single heading, about-text width. */
.case-section {
  width: min(100%, 720px);
  margin: clamp(52px, 8vh, 96px) auto;
}

.case-section h2 {
  margin: 0 0 22px;
  color: #28231f;
  font-family: var(--display);
  font-size: clamp(28px, 3vw, 38px);
  font-weight: 700;
  line-height: 1.06;
  text-wrap: balance;
}

.case-section > p {
  margin: 0;
  color: #28231f;
  font-family: var(--display);
  font-size: clamp(19px, 1.7vw, 23px);
  line-height: 1.32;
}

.case-section > p + p {
  margin-top: 16px;
}

.case-section p em {
  color: var(--case-accent);
  font-style: normal;
}

.case-section p strong {
  font-weight: 700;
}

/* IMAGE TILE — real image inside a layout slot. */
.case-tile {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-radius: 22px;
  background: #fffdf6;
  box-shadow:
    0 8px 0 rgba(45, 5, 4, 0.09),
    0 22px 46px rgba(45, 5, 4, 0.14),
    inset 0 0 0 1px rgba(255, 255, 255, 0.62);
}

.case-tile img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* PLACEHOLDER — visual stand-in for a real image. */
.case-placeholder {
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 8px;
  padding: 24px;
  border: 2px dashed rgba(20, 19, 19, 0.22);
  border-radius: 22px;
  background: rgba(255, 253, 246, 0.36);
  color: #8b7b70;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-align: center;
}

.case-placeholder span {
  display: block;
  color: #6b5c53;
  font-size: 13px;
}

.case-placeholder small {
  display: block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  opacity: 0.7;
}

/* BENTO — 5 tiles, tile 1 tall in the center, two on each side. */
.case-bento {
  width: 100%;
  margin: 0 0 clamp(72px, 12vh, 128px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr) minmax(0, 1fr);
  grid-template-rows: minmax(200px, 260px) minmax(200px, 260px);
  gap: 16px;
}

.case-bento > *:nth-child(1) {
  grid-column: 2;
  grid-row: 1 / span 2;
}

/* WIDE — single full-width image slot. */
.case-wide {
  width: 100%;
  margin: clamp(48px, 8vh, 96px) 0;
  aspect-ratio: 16 / 9;
}

/* QUAD — 2x2 image grid. */
.case-quad {
  width: 100%;
  margin: clamp(48px, 8vh, 96px) 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.case-quad > * {
  aspect-ratio: 4 / 3;
}

/* STACK — one wide image with two half-width images beneath. */
.case-stack {
  width: 100%;
  margin: clamp(48px, 8vh, 96px) 0;
  display: grid;
  gap: 16px;
}

.case-stack-primary {
  aspect-ratio: 16 / 9;
}

.case-stack-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.case-stack-row > * {
  aspect-ratio: 4 / 3;
}

/* OUTCOME NUMBERS — 2x2 tile grid, each number big and blue. */
.case-numbers {
  width: 100%;
  margin: clamp(24px, 4vh, 40px) 0 clamp(48px, 8vh, 88px);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.case-numbers > div {
  padding: clamp(28px, 4vw, 44px);
  border-radius: 22px;
  background: #fffdf6;
  box-shadow:
    0 8px 0 rgba(45, 5, 4, 0.09),
    0 22px 46px rgba(45, 5, 4, 0.14),
    inset 0 0 0 1px rgba(255, 255, 255, 0.62);
}

.case-numbers dt {
  color: var(--case-accent);
  font-family: var(--display);
  font-size: clamp(44px, 5.6vw, 74px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
}

.case-numbers dd {
  margin: 16px 0 0;
  color: #6b5c53;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  line-height: 1.2;
}

@media (max-width: 760px) {
  .case-study {
    padding: 0 18px;
  }

  .case-hero-meta {
    flex-direction: column;
    align-items: center;
    gap: 18px;
    text-align: center;
  }

  .case-bento {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: repeat(3, minmax(160px, 200px));
  }

  .case-bento > *:nth-child(1) {
    grid-column: 1 / span 2;
    grid-row: auto;
  }

  .case-quad {
    grid-template-columns: 1fr;
  }

  .case-quad > * {
    aspect-ratio: 16 / 10;
  }

  .case-stack-row {
    grid-template-columns: 1fr;
  }

  .case-stack-row > * {
    aspect-ratio: 16 / 10;
  }

  .case-numbers {
    grid-template-columns: 1fr;
    gap: 14px;
  }
}