/* Case study layout — extends style.css */
.case-hero { padding: 180px 32px 80px; position: relative; }
.case-eyebrow {
  display: flex; gap: 14px; font-size: 12px; letter-spacing: .14em;
  color: var(--fg-dim); text-transform: uppercase; margin-bottom: 48px;
}
.case-eyebrow a { color: var(--fg-dim); }
.case-eyebrow a:hover { color: var(--accent); }
.case-eyebrow .sep { opacity: .4; }

.case-title {
  font-family: var(--serif);
  font-size: clamp(64px, 11vw, 200px);
  font-weight: 400;
  line-height: 1.0;
  letter-spacing: -0.035em;
  padding-bottom: .15em;
  margin-bottom: 56px;
}
.case-title em { font-style: italic; color: var(--accent); }

.case-meta {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  padding: 32px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.case-meta-cell { display: flex; flex-direction: column; gap: 8px; }
.case-meta-label { font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--fg-dim); }
.case-meta-value { font-family: var(--serif); font-size: 22px; font-style: italic; padding-bottom: .08em; }

.case-cover { padding: 40px 32px 80px; }
.case-cover-img {
  width: 100%; aspect-ratio: 16 / 9;
  border-radius: 6px; overflow: hidden;
  border: 1px solid var(--line);
  position: relative;
}
.case-cover-img img { width: 100%; height: 100%; object-fit: cover; object-position: top; }

.case-section { padding: 100px 32px; max-width: 1400px; }
.case-section .lead {
  font-family: var(--serif);
  font-size: clamp(32px, 4.6vw, 64px);
  line-height: 1.25;
  letter-spacing: -0.02em;
  padding-bottom: .15em;
  max-width: 1300px;
}
.case-section .lead em { font-style: italic; color: var(--accent); }

.case-block {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 60px;
  padding: 80px 32px;
  align-items: start;
  max-width: 1400px;
  border-top: 1px solid var(--line);
}
.case-block-label { font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--fg-dim); padding-top: 10px; }
.case-block-body { display: flex; flex-direction: column; gap: 18px; }
.case-block-body p { font-size: clamp(17px, 1.6vw, 22px); line-height: 1.55; color: var(--fg); max-width: 820px; }
.case-block-body p em { font-style: italic; color: var(--accent); }
.case-block-body .placeholder {
  display: inline-block; padding: 2px 8px; border: 1px dashed var(--fg-dim);
  border-radius: 4px; font-size: 11px; color: var(--fg-dim); letter-spacing: .08em;
  text-transform: uppercase; vertical-align: middle;
}

.case-image-full {
  margin: 40px 0; width: 100%;
  aspect-ratio: 16 / 9;
  background: var(--bg-2); border-radius: 6px;
  overflow: hidden; border: 1px solid var(--line);
  position: relative;
}
.case-image-full img { width: 100%; height: 100%; object-fit: cover; }
.case-image-full.is-empty::after {
  content: 'Image placeholder';
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; color: var(--fg-dim); letter-spacing: .14em;
  text-transform: uppercase;
}

.case-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin: 40px 0; }
.case-grid-2 .case-image-full { margin: 0; aspect-ratio: 4 / 5; }

.case-metrics {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 32px; padding: 60px 32px;
  border-top: 1px solid var(--line);
}
.case-metric-num {
  font-family: var(--serif);
  font-size: clamp(48px, 6vw, 96px);
  line-height: 1; letter-spacing: -.02em;
  padding-bottom: .1em;
}
.case-metric-label { font-size: 12px; color: var(--fg-dim); letter-spacing: .12em; text-transform: uppercase; margin-top: 8px; }

/* ───────── New chapter-based case layout (v2 case studies) ───────── */
body[data-case] { --case-accent: var(--accent); }

.case-status-pill {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 6px 12px 7px;
  border: 1px solid var(--case-accent);
  border-radius: 100px;
  color: var(--case-accent);
  font-family: var(--sans);
  font-size: 11px; font-weight: 500;
  letter-spacing: .12em; text-transform: uppercase;
  background: rgba(255,255,255,0.01);
}
.case-status-pill::before {
  content: ''; width: 6px; height: 6px;
  border-radius: 50%; background: var(--case-accent);
  animation: pulse 2.4s var(--ease) infinite;
}

.case-eyebrow .case-status-pill { margin-left: auto; }

.case-tagline {
  font-family: var(--serif);
  font-size: clamp(40px, 6vw, 88px);
  line-height: 1.05; letter-spacing: -0.025em;
  padding-bottom: .12em;
  margin: 16px 0 24px;
  max-width: 1200px;
}
/* Hero italics stay in studio pink for brand consistency.
   Product accent kicks in starting at chapter content. */
.case-tagline em,
.case-title em { font-style: italic; color: var(--accent); }

.case-deck {
  font-family: var(--sans); font-weight: 400;
  font-size: clamp(16px, 1.4vw, 20px);
  line-height: 1.65; letter-spacing: 0;
  color: var(--fg-dim);
  max-width: 720px;
  margin-bottom: 56px;
}

.case-body { max-width: 920px; margin: 0 auto; padding: 60px 32px 80px; }

.case-chapter { padding: 70px 0 30px; border-top: 1px solid var(--line); }
.case-chapter:first-child { border-top: none; padding-top: 0; }
.case-chapter-num {
  font-family: var(--serif); font-style: italic;
  font-size: 22px;
  color: var(--case-accent);
  margin-bottom: 12px;
}
.case-chapter-title {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(34px, 4.2vw, 60px);
  line-height: 1.05; letter-spacing: -0.02em;
  padding-bottom: .12em; margin-bottom: 32px;
}

.case-chapter p {
  font-family: var(--sans);
  font-size: clamp(16px, 1.3vw, 19px);
  line-height: 1.75;
  margin-bottom: 22px;
  color: var(--fg);
}
.case-chapter p strong {
  font-weight: 600;
  color: var(--fg);
}
.case-chapter p em {
  font-family: var(--serif); font-style: italic;
  color: var(--case-accent); font-size: 1.08em;
}

/* Pull-quote treatment for "The bet" */
.case-bet {
  margin: 16px 0 28px;
  padding: 36px 32px 36px 40px;
  border-left: 3px solid var(--case-accent);
  background: linear-gradient(90deg, rgba(255,255,255,0.025), transparent 80%);
  border-radius: 0 8px 8px 0;
}
.case-bet p {
  font-family: var(--serif);
  font-size: clamp(22px, 2.4vw, 32px);
  line-height: 1.35; letter-spacing: -0.01em;
  color: var(--fg);
  margin-bottom: 16px;
}
.case-bet p:last-child { margin-bottom: 0; }
.case-bet p strong {
  font-style: italic; color: var(--case-accent); font-weight: 400;
}

/* Numbered feature blocks */
.case-feature-stack { margin: 32px 0 16px; display: flex; flex-direction: column; gap: 56px; }
.case-feature { border-top: 1px solid var(--line); padding-top: 32px; }
.case-feature:first-child { border-top: none; padding-top: 0; }
.case-feature-num {
  font-family: var(--sans);
  font-size: 12px; letter-spacing: .14em; font-weight: 600;
  color: var(--case-accent);
  margin-bottom: 10px;
}
.case-feature-title {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(26px, 2.8vw, 38px);
  line-height: 1.1; letter-spacing: -0.01em;
  padding-bottom: .1em; margin-bottom: 18px;
}
.case-feature p { font-size: clamp(15px, 1.25vw, 18px); }

/* Split layout for "Who it's for" */
.case-split { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; margin: 24px 0 32px; }
.case-split-side {
  padding: 28px 28px 30px;
  border: 1px solid var(--line); border-radius: 14px;
  background: linear-gradient(180deg, rgba(255,255,255,0.02), transparent);
}
.case-split-side h3 {
  font-family: var(--sans); font-weight: 500;
  font-size: 12px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--case-accent);
  margin-bottom: 16px;
}
.case-split-side p { font-size: 15px; line-height: 1.65; margin-bottom: 0; }

/* Persona cards (Liberra-style) */
.case-personas { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin: 28px 0; }
.case-persona {
  padding: 28px 28px 30px;
  border: 1px solid var(--line); border-radius: 14px;
  background: linear-gradient(180deg, rgba(255,255,255,0.02), transparent);
}
.case-persona-tag {
  font-family: var(--sans); font-size: 11px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--case-accent); margin-bottom: 8px;
}
.case-persona-name {
  font-family: var(--serif); font-size: 32px; line-height: 1;
  padding-bottom: .1em; margin-bottom: 16px;
}
.case-persona-body p { font-size: 15px; line-height: 1.65; margin-bottom: 0; }

/* Pattern grid for Liberra's 4 competitive findings */
.case-patterns { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin: 28px 0; }
.case-pattern {
  padding: 22px 22px 24px;
  border: 1px solid var(--line); border-radius: 12px;
}
.case-pattern h4 {
  font-family: var(--serif); font-style: italic;
  font-size: 22px; line-height: 1.15; letter-spacing: -.01em;
  padding-bottom: .1em; margin-bottom: 10px;
  color: var(--case-accent);
}
.case-pattern p { font-size: 14.5px; line-height: 1.6; margin-bottom: 0; color: var(--fg); }

/* Metrics callout (FamedDesigns numbers) */
.case-metric-callout {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 24px; margin: 28px 0;
  padding: 32px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.case-metric-callout .num {
  font-family: var(--serif);
  font-size: clamp(38px, 4.6vw, 64px);
  line-height: 1; letter-spacing: -.02em;
  padding-bottom: .08em;
  color: var(--case-accent);
}
.case-metric-callout .label {
  font-size: 11px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--fg-dim); margin-top: 8px;
}

/* Image placeholder — labeled dashed skeleton */
.case-img-placeholder {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 14px;
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 1px dashed rgba(243, 239, 231, 0.18);
  border-radius: 12px;
  background:
    radial-gradient(ellipse 100% 60% at 50% 50%, rgba(var(--case-accent-rgb, 232 115 154) / 0.04) 0%, transparent 70%),
    rgba(243, 239, 231, 0.015);
  padding: 32px;
  margin: 32px 0;
  text-align: center;
}
.case-img-placeholder-label {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--sans);
  font-size: 10px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--fg-dim); opacity: .55;
}
.case-img-placeholder-label::before {
  content: '✦'; color: var(--case-accent); opacity: .8;
}
.case-img-placeholder-desc {
  font-family: var(--serif); font-style: italic;
  font-size: clamp(15px, 1.4vw, 19px);
  color: var(--fg-dim);
  max-width: 56ch;
}

.case-img-placeholder.is-tall { aspect-ratio: 4 / 5; }
.case-img-placeholder.is-square { aspect-ratio: 1; }

/* Closing block — last emotional beat */
.case-closing {
  margin: 60px 0 0;
  padding: 50px 0 0;
  border-top: 1px solid var(--line);
  font-family: var(--serif); font-style: italic;
  font-size: clamp(22px, 2.4vw, 32px);
  line-height: 1.4; letter-spacing: -.01em;
  color: var(--fg);
  padding-bottom: .1em;
}

@media (max-width: 900px) {
  /* Case hero — tighter, stack pill */
  .case-hero { padding: 92px 20px 24px; }
  .case-eyebrow {
    flex-wrap: wrap;
    gap: 8px 12px;
    margin-bottom: 26px;
    font-size: 11px; letter-spacing: .1em;
  }
  .case-eyebrow .sep { display: none; }
  .case-eyebrow .case-status-pill {
    margin-left: 0;
    flex-basis: auto;
    width: fit-content;
    align-self: flex-start;
    padding: 5px 11px 6px;
    font-size: 10px; letter-spacing: .08em;
    white-space: nowrap;
    /* Force pill to its own line via a sibling-clearing trick */
  }
  /* Force pill onto a new row */
  .case-eyebrow::before {
    content: '';
    flex-basis: 100%;
    height: 0;
    order: 5;
  }
  .case-eyebrow .case-status-pill { order: 6; }

  .case-title {
    font-size: clamp(44px, 14vw, 76px);
    margin-bottom: 16px;
    padding-bottom: .08em;
    line-height: 0.95;
  }
  .case-tagline {
    font-size: clamp(28px, 8vw, 44px);
    line-height: 1.1;
    margin: 6px 0 16px;
    padding-bottom: .08em;
  }
  .case-deck {
    font-size: 14.5px;
    line-height: 1.6;
    margin-bottom: 32px;
  }

  /* Meta strip */
  .case-meta { gap: 14px 18px; padding: 18px 0; grid-template-columns: 1fr 1fr; }
  .case-meta-cell { gap: 4px; }
  .case-meta-label { font-size: 10px; letter-spacing: .1em; }
  .case-meta-value { font-size: 14px; }

  /* Cover */
  .case-cover { padding: 24px 20px 40px; }
  .case-cover-img { aspect-ratio: 4 / 3; }

  /* Body + chapters tighter */
  .case-body { padding: 24px 20px 50px; }
  .case-chapter { padding: 42px 0 14px; }
  .case-chapter-num { font-size: 18px; margin-bottom: 8px; }
  .case-chapter-title { font-size: clamp(26px, 7vw, 38px); line-height: 1.05; margin-bottom: 22px; }
  .case-chapter p { font-size: 15.5px; line-height: 1.6; margin-bottom: 16px; }

  /* The bet */
  .case-bet { padding: 22px 22px 22px 24px; margin: 10px 0 22px; border-radius: 0 6px 6px 0; }
  .case-bet p { font-size: 18px; line-height: 1.35; margin-bottom: 12px; }

  /* Features */
  .case-feature-stack { gap: 40px; margin: 22px 0 12px; }
  .case-feature { padding-top: 28px; }
  .case-feature-num { font-size: 10.5px; }
  .case-feature-title { font-size: clamp(22px, 6vw, 30px); line-height: 1.1; margin-bottom: 12px; }
  .case-feature p { font-size: 15px; line-height: 1.6; margin-bottom: 14px; }

  /* Stack grids */
  .case-split, .case-personas, .case-patterns, .case-metric-callout { grid-template-columns: 1fr; gap: 14px; margin: 16px 0 22px; }
  .case-split-side, .case-persona { padding: 22px 22px 24px; }
  .case-persona-name { font-size: 26px; margin-bottom: 12px; }
  .case-pattern { padding: 18px 18px 20px; }
  .case-pattern h4 { font-size: 18px; }
  .case-metric-callout { padding: 22px 0; }
  .case-metric-callout .num { font-size: clamp(36px, 10vw, 52px); }

  /* Image placeholder */
  .case-img-placeholder { padding: 22px 18px; aspect-ratio: 4 / 3; margin: 22px 0; }
  .case-img-placeholder-desc { font-size: 14px; line-height: 1.4; }

  /* Closing */
  .case-closing {
    font-size: 19px; line-height: 1.4;
    margin-top: 40px; padding: 36px 0 0;
  }

  /* Next */
  .case-next { padding: 50px 20px; flex-direction: column; align-items: flex-start; gap: 12px; }
  .case-next-link { font-size: clamp(26px, 7.5vw, 40px); white-space: nowrap; max-width: 100%; overflow: hidden; text-overflow: clip; }
}

/* Next project */
.case-next {
  display: flex; align-items: center; justify-content: space-between;
  padding: 120px 32px;
  border-top: 1px solid var(--line);
}
.case-next-label { font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--fg-dim); }
.case-next-link {
  display: flex; align-items: baseline; gap: 16px;
  font-family: var(--serif);
  font-size: clamp(40px, 6vw, 96px);
  font-style: italic;
  letter-spacing: -.02em;
  padding-bottom: .12em;
  transition: color .35s var(--ease);
}
.case-next-link:hover { color: var(--accent); }
.case-next-arrow { transition: transform .4s var(--ease); }
.case-next-link:hover .case-next-arrow { transform: translate(8px, -8px); }

@media (max-width: 900px) {
  .case-hero { padding: 130px 20px 50px; }
  .case-cover { padding: 30px 20px 60px; }
  .case-meta { grid-template-columns: 1fr 1fr; gap: 20px; padding: 20px 0; }
  .case-section { padding: 60px 20px; }
  .case-block { grid-template-columns: 1fr; gap: 20px; padding: 50px 20px; }
  .case-grid-2 { grid-template-columns: 1fr; }
  .case-metrics { grid-template-columns: 1fr; gap: 24px; padding: 40px 20px; }
  .case-next { flex-direction: column; align-items: flex-start; gap: 16px; padding: 70px 20px; }
}