/* =============================================
   RETUSHNIK · COMPONENTS
   ============================================= */

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 22px;
  font-family: var(--grotesk);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: var(--brick) solid var(--ink);
  cursor: pointer;
  transition: transform 0.1s ease, box-shadow 0.1s ease;
  text-align: center;
  white-space: nowrap;
}
.btn--brick {
  background: var(--accent);
  color: var(--paper);
  box-shadow: var(--pop);
}
.btn--brick:hover {
  transform: translate(-1px, -1px);
  box-shadow: 7px 7px 0 0 var(--shadow);
}
.btn--brick:active {
  transform: translate(4px, 4px);
  box-shadow: 2px 2px 0 0 var(--shadow);
}
.btn--outline {
  background: var(--paper);
  color: var(--ink);
  box-shadow: var(--pop);
}
.btn--outline:hover {
  transform: translate(-1px, -1px);
  box-shadow: 7px 7px 0 0 var(--shadow);
  background: var(--ink);
  color: var(--paper);
}
.btn--outline:active {
  transform: translate(4px, 4px);
  box-shadow: 2px 2px 0 0 var(--shadow);
}
.btn--small {
  padding: 12px 16px;
  font-size: 12.5px;
}
.btn__arrow {
  font-family: var(--mono);
  font-size: 16px;
  font-weight: 700;
  transition: transform 0.2s;
}
.btn:hover .btn__arrow { transform: translate(2px, -2px); }

/* ---------- KIT CARDS ---------- */
.kit-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.kit-card {
  position: relative;
  padding: 26px 22px 24px;
  border: var(--brick) solid var(--ink);
  box-shadow: var(--pop);
  transition: transform 0.2s, box-shadow 0.2s;
}
.kit-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 8px 8px 0 0 var(--shadow);
}
.kit-card:nth-child(2n) { transform: rotate(-0.5deg); }
.kit-card:nth-child(3n) { transform: rotate(0.5deg); }
.kit-card:nth-child(2n):hover { transform: rotate(-0.5deg) translate(-2px, -2px); }
.kit-card:nth-child(3n):hover { transform: rotate(0.5deg) translate(-2px, -2px); }

.kit-card--pink { background: var(--accent); color: var(--paper); }
.kit-card--mint { background: var(--accent-2); color: var(--ink); }
.kit-card--dark { background: var(--ink); color: var(--paper); }

.kit-card__num {
  position: absolute;
  top: 16px;
  right: 18px;
  font-family: var(--mono);
  font-weight: 700;
  font-size: 14px;
  width: 32px;
  height: 32px;
  border: var(--brick-thin) solid currentColor;
  display: grid;
  place-items: center;
}
.kit-card h3 {
  font-family: var(--grotesk);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
  padding-right: 50px;
  line-height: 1.15;
}
.kit-card p {
  font-size: 14.5px;
  line-height: 1.55;
  opacity: 0.92;
}

/* ---------- RAILS / STEPS ---------- */
.rails {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.rail {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 20px 18px;
  background: var(--paper);
  border: var(--brick) solid var(--ink);
  box-shadow: var(--pop);
  transition: transform 0.15s, box-shadow 0.15s;
}
.rail:hover {
  transform: translate(-2px, -2px);
  box-shadow: 8px 8px 0 0 var(--shadow);
}
.rail__num {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 26px;
  background: var(--accent);
  color: var(--paper);
  width: 50px;
  height: 50px;
  display: grid;
  place-items: center;
  border: var(--brick) solid var(--ink);
  flex-shrink: 0;
}
.rail:nth-child(2) .rail__num { background: var(--accent-2); color: var(--ink); }
.rail:nth-child(3) .rail__num { background: var(--ink); color: var(--bg); }

.rail__body h3 {
  font-family: var(--grotesk);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}
.rail__body p {
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--ink-soft);
}
.rail__decor {
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
}

/* ---------- FAQ ---------- */
.qa-stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.ask {
  background: var(--paper);
  border: var(--brick) solid var(--ink);
  box-shadow: var(--pop-sm);
  transition: box-shadow 0.2s, transform 0.2s;
}
.ask[open] {
  box-shadow: var(--pop);
  transform: translate(-1px, -1px);
}
.ask summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}
.ask summary::-webkit-details-marker { display: none; }
.ask__q {
  font-weight: 600;
  font-size: 15.5px;
  line-height: 1.35;
  letter-spacing: -0.01em;
}
.ask__sign {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  background: var(--ink);
  color: var(--bg);
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-weight: 700;
  font-size: 20px;
  border: var(--brick-thin) solid var(--ink);
  transition: transform 0.3s, background 0.3s;
}
.ask[open] .ask__sign {
  transform: rotate(45deg);
  background: var(--accent);
}
.ask__a {
  padding: 0 18px 18px;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--ink-soft);
  border-top: 1px dashed var(--ink);
  padding-top: 14px;
  margin-top: -2px;
}

/* ---------- CONTACT ---------- */
.contact-card {
  background: var(--paper);
  border: var(--brick) solid var(--ink);
  box-shadow: var(--pop-lg);
}
.contact-card__top {
  padding: 20px 22px 16px;
  background: var(--ink);
  color: var(--paper);
  border-bottom: var(--brick) solid var(--ink);
}
.contact-card__top .mono {
  display: block;
  font-size: 12px;
  color: var(--bg);
  margin-bottom: 4px;
  letter-spacing: 0.08em;
}
.contact-card__top h3 {
  font-family: var(--grotesk);
  font-weight: 700;
  font-size: 24px;
  letter-spacing: -0.02em;
}

.contact-row {
  padding: 16px 22px;
  border-bottom: 1px dashed var(--ink);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.contact-row:last-child { border-bottom: none; }
.contact-row__k {
  font-size: 12px;
  color: var(--ink-soft);
  letter-spacing: 0.05em;
}
.contact-row__v {
  font-size: 15.5px;
  font-weight: 500;
  color: var(--ink);
}
a.contact-row__v {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}
a.contact-row__v:hover { color: var(--ink); }

/* =============================================
   RESPONSIVE
   ============================================= */
@media (min-width: 520px) {
  .kit-grid { grid-template-columns: 1fr 1fr; }
}