/* ============================================================
   CASE PAGES — extends site.css
   ============================================================ */

/* ===== Case hero ===== */
.case-hero {
  padding: 140px 48px 60px;
  max-width: var(--maxw);
  margin: 0 auto;
}
.case-hero__crumbs {
  display: flex;
  gap: 10px;
  align-items: center;
  font-size: 12px;
  color: var(--stone-300);
  letter-spacing: 0.4px;
  margin-bottom: 56px;
}
.case-hero__crumbs a { color: var(--stone-200); }
.case-hero__crumbs a:hover { color: var(--volt); }
.case-hero__crumbs .mono { color: var(--stone-500); }

.case-hero__grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 56px;
  align-items: center;
  margin-bottom: 64px;
}
.case-hero__num {
  font-size: 12px;
  letter-spacing: 2.5px;
  color: var(--volt);
  margin-bottom: 24px;
}
.case-hero__title {
  font-family: var(--display);
  font-weight: 700;
  font-size: 78px;
  line-height: 0.95;
  letter-spacing: -3px;
  text-wrap: pretty;
  margin-bottom: 28px;
}
.case-hero__title em { font-family: var(--serif); font-weight: 400; }
.case-hero__lede {
  font-size: 18px;
  line-height: 1.6;
  color: var(--stone-200);
  margin-bottom: 44px;
  max-width: 600px;
}
.case-hero__meta {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 28px;
}
.case-hero__meta dt {
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--stone-300);
  margin-bottom: 6px;
}
.case-hero__meta dd {
  font-family: var(--display);
  font-weight: 600;
  font-size: 16px;
  letter-spacing: -0.2px;
  color: var(--bone);
}
.case-hero__phone, .case-hero__browser {
  border-radius: 18px;
  overflow: hidden;
  background: var(--ink-card);
  border: 1px solid rgba(255,255,255,0.06);
  padding: 24px;
}
.case-hero__phone svg, .case-hero__browser svg { width: 100%; height: auto; }

.case-hero__metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.08);
  border-radius: 18px;
  overflow: hidden;
  margin-top: 32px;
}
.metric {
  background: var(--ink);
  padding: 32px 24px;
  text-align: center;
}
.metric__num {
  font-family: var(--display);
  font-weight: 700;
  font-size: 64px;
  line-height: 1;
  letter-spacing: -2.5px;
  color: var(--volt);
  margin-bottom: 10px;
}
.metric__lbl {
  font-size: 11px;
  letter-spacing: 1.2px;
  color: var(--stone-300);
}

/* ===== Section ===== */
.case-section {
  padding: 100px 48px;
  max-width: var(--maxw);
  margin: 0 auto;
}
.case-section.dark {
  background: var(--ink-card);
  max-width: none;
  margin: 60px 0;
  padding: 100px 48px;
}
.case-section.dark > .case-section__head,
.case-section.dark > .approach,
.case-section.dark > .stack {
  max-width: var(--maxw);
  margin-left: auto;
  margin-right: auto;
}
.case-section__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 56px;
}
.case-section__num {
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--volt);
  text-transform: uppercase;
}
.case-section h2 {
  font-family: var(--display);
  font-weight: 700;
  font-size: 64px;
  line-height: 0.98;
  letter-spacing: -2.5px;
  text-align: right;
  text-wrap: pretty;
  max-width: 720px;
}
.case-section h2 em { font-family: var(--serif); font-weight: 400; }

/* ===== Two cols ===== */
.case-cols {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 56px;
  align-items: start;
}
.case-p {
  font-size: 17px;
  line-height: 1.65;
  color: var(--stone-200);
  margin-bottom: 18px;
}
.case-p strong { color: var(--bone); font-weight: 600; }
.case-list {
  list-style: none;
  background: var(--ink-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  padding: 28px;
  display: grid;
  gap: 14px;
}
.case-list li {
  font-size: 14px;
  color: var(--stone-200);
  font-family: var(--mono);
  letter-spacing: 0.2px;
  display: flex;
  gap: 12px;
}
.case-list li .mono { color: var(--volt); flex-shrink: 0; }

/* ===== Approach ===== */
.approach {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.approach-card {
  background: var(--ink);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 220px;
}
.approach-card__num {
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--volt);
  margin-bottom: 8px;
}
.approach-card h3 {
  font-family: var(--display);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.5px;
}
.approach-card p {
  font-size: 14px;
  line-height: 1.55;
  color: var(--stone-200);
}

.stack {
  margin-top: 36px;
  padding: 28px 32px;
  background: var(--ink);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 24px;
  align-items: center;
}
.stack__lbl {
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--volt);
}
.stack__chips {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.stack__chips span {
  padding: 8px 14px;
  background: var(--ink-card);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 100px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--bone);
}

/* ===== Deliverables ===== */
.deliverables {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.deliverable {
  padding: 32px;
  background: var(--ink-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.deliverable__tag {
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--volt);
  margin-bottom: 8px;
}
.deliverable h3 {
  font-family: var(--display);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.5px;
}
.deliverable p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--stone-200);
}

/* ===== Quote ===== */
.case-quote {
  padding: 140px 48px;
  background:
    radial-gradient(700px 350px at 50% 30%, rgba(214,255,62,0.06), transparent 70%),
    var(--ink-card);
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.case-quote__wrap {
  max-width: 1000px;
  margin: 0 auto;
  text-align: center;
}
.case-quote__lbl {
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--volt);
  margin-bottom: 32px;
}
.case-quote__text {
  font-family: var(--display);
  font-weight: 500;
  font-size: 44px;
  line-height: 1.2;
  letter-spacing: -1.2px;
  text-wrap: pretty;
  margin-bottom: 40px;
}
.case-quote__text em { font-family: var(--serif); font-weight: 400; }
.quote-mark {
  font-family: var(--serif);
  font-size: 88px;
  line-height: 0;
  color: var(--volt-deep);
  position: relative;
  top: 18px;
  margin-right: 6px;
}
.quote-mark.right { margin-left: 6px; margin-right: 0; }
.case-quote__by {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  text-align: left;
}
.case-quote__avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cobalt), var(--coral));
  border: 2px solid var(--ink);
}
.case-quote__name {
  font-family: var(--display);
  font-weight: 600;
  font-size: 18px;
  color: var(--bone);
}
.case-quote__role {
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--stone-300);
  margin-top: 2px;
}

/* ===== Adjacent ===== */
.case-adjacent {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.adjacent-card {
  background: var(--ink-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 18px;
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  transition: border-color 0.25s, transform 0.25s;
  min-height: 200px;
}
.adjacent-card:hover {
  border-color: var(--volt);
  transform: translateY(-3px);
}
.adjacent-card__lbl {
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--stone-300);
}
.adjacent-card h3 {
  font-family: var(--display);
  font-weight: 700;
  font-size: 28px;
  line-height: 1.1;
  letter-spacing: -1px;
  flex: 1;
}
.adjacent-card__more {
  color: var(--volt);
  font-size: 13px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}
.adjacent-card--cta {
  background: var(--volt);
  color: var(--ink);
}
.adjacent-card--cta h3,
.adjacent-card--cta .adjacent-card__lbl,
.adjacent-card--cta .adjacent-card__more {
  color: var(--ink);
}

/* responsive */
@media (max-width: 1100px) {
  .case-hero__grid, .case-cols, .case-adjacent { grid-template-columns: 1fr; }
  .case-hero__title { font-size: 56px; letter-spacing: -2px; }
  .case-section h2 { font-size: 44px; letter-spacing: -1.5px; text-align: left; }
  .approach, .deliverables { grid-template-columns: 1fr; }
  .case-hero__metrics { grid-template-columns: 1fr 1fr; }
  .case-quote__text { font-size: 32px; letter-spacing: -1px; }
}
@media (max-width: 640px) {
  .case-hero, .case-section, .case-section.dark, .case-quote { padding-left: 20px; padding-right: 20px; }
  .case-hero__title { font-size: 40px; letter-spacing: -1.5px; }
  .metric__num { font-size: 44px; }
  .case-hero__meta { grid-template-columns: 1fr 1fr; }
}