/* ===== CASES — light/Figma style ===== */
.cases-hero { display: grid; gap: 18px; max-width: 820px; margin-bottom: 48px; }

.cases-summary {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.cases-summary > div {
  position: relative;
  padding: 28px 24px;
  display: flex; flex-direction: column; gap: 6px;
}
.cases-summary > div + div::before {
  content: ""; position: absolute; left: 0; top: 22%; height: 56%; width: 1px; background: var(--line);
}
.cases-summary b {
  font-size: clamp(28px, 3.4vw, 44px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--blue);
}
.cases-summary .small { color: var(--muted); font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; font-weight: 500; }
@media (max-width: 880px) { .cases-summary { grid-template-columns: 1fr 1fr; } .cases-summary > div:nth-child(odd)::before { display: none; } }

.cases-filter { padding-block: 24px; border-bottom: 1px solid var(--line); }
.cases-filter__row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.cases-filter__row .small { color: var(--muted); margin-right: 8px; font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; font-weight: 600; }
.chip {
  padding: 7px 14px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-2);
  background: #fff;
  transition: all 0.2s var(--ease);
  cursor: pointer;
}
.chip:hover { border-color: var(--ink); }
.chip.is-active { background: var(--blue); color: #fff; border-color: var(--blue); }

.cases-grid { padding-top: clamp(48px, 6vw, 80px); }
.cases-grid .container { display: flex; flex-direction: column; gap: 0; }
.ccase {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 56px;
  padding-block: 56px;
  border-top: 1px solid var(--line);
  align-items: center;
}
.ccase:nth-child(even) { direction: rtl; }
.ccase:nth-child(even) > * { direction: ltr; }
.ccase:last-child { border-bottom: 1px solid var(--line); }
.ccase__cover { aspect-ratio: 4 / 3; }
.ccase__body { display: grid; gap: 16px; }
.ccase__top { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.ccase__top .small { color: var(--muted); font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; font-weight: 500; }
.ccase__body h2 { font-size: clamp(26px, 3vw, 38px); line-height: 1.1; letter-spacing: -0.025em; font-weight: 700; }
.ccase__body > p { font-size: 16px; line-height: 1.65; color: var(--muted); max-width: 60ch; }
.ccase__kpis {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 0;
  background: var(--bg-alt);
  border-radius: 12px;
  padding: 6px 0;
}
.ccase__kpis > div {
  position: relative;
  padding: 16px 14px;
  display: flex; flex-direction: column; gap: 4px;
}
.ccase__kpis > div + div::before {
  content: ""; position: absolute; left: 0; top: 18%; height: 64%; width: 1px; background: var(--line);
}
.ccase__kpis b { font-size: clamp(20px, 2vw, 26px); font-weight: 700; line-height: 1; letter-spacing: -0.015em; color: var(--blue); }
.ccase__kpis .small { color: var(--muted); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; }

.ccase__quote {
  font-size: 17px;
  line-height: 1.55;
  letter-spacing: -0.005em;
  padding: 16px 0 0;
  margin: 0;
  color: var(--ink-2);
  font-style: italic;
}
.ccase__quote cite { display: block; font-style: normal; font-size: 13px; font-weight: 600; color: var(--ink); margin-top: 10px; }
.ccase__quote cite::before { content: "— "; color: var(--blue); }

@media (max-width: 880px) {
  .ccase, .ccase:nth-child(even) { grid-template-columns: 1fr; gap: 24px; direction: ltr; }
  .ccase__kpis { grid-template-columns: 1fr 1fr; }
  .ccase__kpis > div:nth-child(odd)::before { display: none; }
  .ccase__kpis > div:nth-child(3)::before, .ccase__kpis > div:nth-child(4)::before { content: ""; }
}

/* TESTIMONIALS */
.testimonials { background: var(--bg-alt); }
.testimonials__head { display: grid; gap: 12px; max-width: 760px; margin-bottom: 40px; }
.testimonials__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.testi {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 32px;
  display: flex; flex-direction: column;
  gap: 22px;
  margin: 0;
  transition: border-color 0.25s, transform 0.25s var(--ease);
}
.testi:hover { border-color: var(--line-strong); transform: translateY(-3px); }
.testi blockquote { font-size: 18px; line-height: 1.5; letter-spacing: -0.005em; margin: 0; flex: 1; color: var(--ink-2); }
.testi figcaption { display: flex; align-items: center; gap: 14px; padding-top: 18px; border-top: 1px solid var(--line); }
.testi__avatar { width: 44px; height: 44px; border-radius: 50%; flex-shrink: 0; aspect-ratio: 1; }
.testi figcaption b { display: block; font-size: 14px; font-weight: 600; color: var(--ink); }
.testi figcaption .small { font-size: 12px; color: var(--muted); letter-spacing: 0.02em; }

@media (max-width: 880px) { .testimonials__grid { grid-template-columns: 1fr; } }

/* ===== ARCHIWUM CASE STUDIES — siatka kart ===== */
.cases__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
@media (max-width: 820px) { .cases__grid { grid-template-columns: 1fr; gap: 22px; } }

.case-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: border-color 0.25s, transform 0.25s var(--ease), box-shadow 0.25s;
}
.case-card:hover {
  border-color: var(--line-strong);
  transform: translateY(-4px);
  box-shadow: 0 18px 40px -22px rgba(11, 16, 32, 0.22);
}

.case-card__photo-link { display: block; }
.case-card__photo {
  aspect-ratio: 16 / 10;
  width: 100%;
  background: var(--bg-soft);
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
}
.case-card:hover .case-card__photo { opacity: 0.96; }

.case-card__body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
  padding: 28px;
  flex: 1;
}

.case-card__title {
  font-size: clamp(20px, 1.9vw, 25px);
  line-height: 1.18;
  letter-spacing: -0.02em;
  font-weight: 700;
  margin: 0;
}
.case-card__title a { color: var(--ink); transition: color 0.2s; }
.case-card:hover .case-card__title a { color: var(--blue); }

.case-card__desc {
  font-size: 15px;
  line-height: 1.6;
  color: var(--muted);
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.case-card__metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  width: 100%;
  background: var(--bg-alt);
  border-radius: var(--r-md);
  padding: 4px 0;
  margin-top: auto;
}
.case-card__metrics > div {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
}
.case-card__metrics > div + div::before {
  content: "";
  position: absolute;
  left: 0; top: 20%;
  height: 60%;
  width: 1px;
  background: var(--line);
}
.case-card__metrics b {
  font-size: clamp(18px, 1.7vw, 22px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.015em;
  color: var(--blue);
}
.case-card__metrics span {
  font-size: 11px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--muted);
  letter-spacing: 0.02em;
}
/* Gdy tylko 1–2 metryki — nie rozciągaj na 3 kolumny */
.case-card__metrics > div:only-child { grid-column: 1 / -1; }

.case-card__link {
  font-size: 14px;
  font-weight: 600;
  color: var(--blue);
  letter-spacing: -0.005em;
  transition: gap 0.2s, color 0.2s;
}
.case-card:hover .case-card__link { color: var(--blue-700); }