/* Why us */
.why { background: var(--ink); color: var(--warm-white); }
.why-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line-darker);
  border-top: 1px solid var(--line-darker);
  border-bottom: 1px solid var(--line-darker);
}
.why-cell {
  background: var(--ink);
  padding: clamp(32px, 3.6vw, 48px);
  min-height: 280px;
  display: flex; flex-direction: column; justify-content: space-between;
  gap: 24px;
  transition: background .35s;
}
.why-cell:hover { background: var(--ink-2); }
.why-cell .num { font-family: var(--mono); font-size: 11px; letter-spacing: 0.18em; color: var(--dim); }
.why-cell h4 {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(22px, 2.1vw, 28px);
  line-height: 1.15;
  letter-spacing: -0.015em;
  margin: 0;
}
.why-cell p { font-size: 14px; line-height: 1.55; color: var(--dim); margin: 0; }
@media (max-width: 900px) { .why-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .why-grid { grid-template-columns: 1fr; } }

/* Cases */
.cases { background: var(--ink); color: var(--warm-white); padding-bottom: 0; }
.cases-list { display: flex; flex-direction: column; }
.case-row {
  border-top: 1px solid var(--line-dark);
  padding: clamp(40px, 5vw, 72px) 0;
  display: grid;
  grid-template-columns: 100px 1.2fr 1fr 1fr 64px;
  gap: 32px;
  align-items: center;
  transition: padding-left .35s ease, color .35s ease;
  cursor: pointer;
  position: relative;
}
.case-row:last-of-type { border-bottom: 1px solid var(--line-dark); }
.case-row:hover { padding-left: 16px; }
.case-row .c-num { font-family: var(--mono); font-size: 11px; letter-spacing: 0.18em; color: var(--dim); }
.case-row .c-title {
  font-family: var(--display);
  font-size: clamp(28px, 3.4vw, 48px);
  line-height: 1.0;
  letter-spacing: -0.02em;
}
.case-row .c-title em { font-style: italic; color: var(--dim); }
.case-row .c-meta { font-size: 13px; color: var(--dim); line-height: 1.5; }
.case-row .c-meta b {
  display: block; font-weight: 500; color: var(--warm-white);
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.16em;
  text-transform: uppercase; margin-bottom: 6px;
}
.case-row .c-arrow {
  width: 44px; height: 44px;
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  display: grid; place-items: center;
  transition: background .3s, border-color .3s, transform .3s;
  margin-left: auto;
}
.case-row:hover .c-arrow { background: var(--blue); border-color: var(--blue); transform: rotate(-45deg); }
.case-row .c-arrow::after {
  content: "";
  width: 9px; height: 9px;
  border-top: 1px solid currentColor;
  border-right: 1px solid currentColor;
  transform: rotate(45deg);
  margin-left: -2px;
}

.cases-cta {
  border-top: 1px solid var(--line-dark);
  padding: clamp(56px, 6vw, 88px) 0;
  display: flex; align-items: center; justify-content: space-between;
  gap: 32px; flex-wrap: wrap;
}
.cases-cta h3 {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(28px, 3.6vw, 44px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0; max-width: 600px;
}
.cases-cta h3 em { font-style: italic; color: var(--dim); }
@media (max-width: 900px) {
  .case-row { grid-template-columns: 50px 1fr 44px; }
  .case-row .c-meta { display: none; }
}

/* Process */
.process { background: var(--paper); }
.process-rail {
  display: grid; grid-template-columns: repeat(5, 1fr);
  position: relative; gap: 0;
  border-top: 1px solid var(--line-light);
}
.process-rail::before {
  content: "";
  position: absolute;
  top: 50px; left: 0; right: 0;
  height: 1px;
  background: var(--line-light);
}
.proc {
  padding: 32px 24px 28px;
  border-right: 1px solid var(--line-light);
  position: relative;
  background: var(--paper);
  transition: background .3s;
}
.proc:last-child { border-right: none; }
.proc:hover { background: var(--bone); }
.proc .dot {
  width: 12px; height: 12px;
  border-radius: 999px;
  background: var(--paper);
  border: 1px solid var(--ink);
  position: absolute;
  top: 44px; left: 24px;
  transition: background .25s, border-color .25s;
}
.proc:hover .dot { background: var(--blue); border-color: var(--blue); }
.proc .pnum {
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.18em; color: var(--silver-2);
  margin-bottom: 48px; display: block;
}
.proc h4 {
  font-family: var(--display);
  font-weight: 400;
  font-size: 26px;
  letter-spacing: -0.015em;
  line-height: 1.05;
  margin: 0 0 14px;
}
.proc p { font-size: 13.5px; color: var(--silver-2); line-height: 1.55; margin: 0; }
@media (max-width: 900px) {
  .process-rail { grid-template-columns: 1fr 1fr; }
  .process-rail::before { display: none; }
  .proc { border-bottom: 1px solid var(--line-light); }
}
@media (max-width: 540px) { .process-rail { grid-template-columns: 1fr; } }

/* Testimonials */
.tests-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line-light);
  border-top: 1px solid var(--line-light);
  border-bottom: 1px solid var(--line-light);
}
.test {
  background: var(--paper);
  padding: 40px 36px;
  display: flex; flex-direction: column; gap: 28px;
  min-height: 320px;
  justify-content: space-between;
}
.test .quote {
  font-family: var(--display);
  font-size: 22px;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.test .quote em { font-style: italic; color: var(--silver-2); }
.test .who { display: flex; align-items: center; gap: 14px; }
.test .who .av {
  width: 40px; height: 40px;
  border-radius: 999px;
  background: var(--bone-2);
  display: grid; place-items: center;
  font-family: var(--display);
  font-size: 17px;
  color: var(--ink);
}
.test .who .meta { font-size: 13px; color: var(--silver-2); }
.test .who .meta b { display: block; font-weight: 500; color: var(--ink); font-family: var(--sans); font-size: 14px; }
@media (max-width: 900px) { .tests-grid { grid-template-columns: 1fr; } }