/* How it works, trust band, FAQ, footer. */
.how {
  display: grid; grid-template-columns: minmax(320px, 0.9fr) minmax(0, 2fr); gap: 16px;
  padding: 26px; border-radius: var(--r-xl);
  background:
    radial-gradient(60% 90% at 0% 0%, rgba(198, 242, 78, 0.07), transparent 60%),
    linear-gradient(180deg, var(--s1), #0E1016);
  border: 1px solid var(--line);
}
.how__intro { display: flex; flex-direction: column; gap: 12px; }
.how__lead { font-size: 15px; color: var(--text-2); max-width: 380px; }
.calc { margin-top: 6px; border-radius: var(--r-m); background: var(--field); border: 1px solid var(--line-2); overflow: hidden; }
.calc__head, .calc__rows li { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 10px; padding: 9px 14px; }
.calc__head { font-size: 11.5px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-3); background: var(--s2); grid-template-columns: 1fr 1fr; }
.calc__head span:last-child { text-align: right; }
.calc__rows li { font-variant-numeric: tabular-nums; font-size: 14px; border-top: 1px solid var(--line); }
.calc__rows li b { font-weight: 700; }
.calc__rows li svg { width: 16px; height: 16px; color: var(--text-3); }
.calc__rows li span:last-child { text-align: right; font-weight: 700; color: var(--lime); }
.calc__note { padding: 10px 14px; font-size: 12px; color: var(--text-3); border-top: 1px solid var(--line); }

.steps { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; counter-reset: st; }
.step {
  position: relative; overflow: hidden;
  display: flex; flex-direction: column; gap: 8px;
  min-height: 168px; padding: 20px;
  border-radius: var(--r-l);
  background: var(--s2); border: 1px solid var(--line);
  transition: border-color var(--dur), transform var(--dur) var(--ease);
}
.step:hover { border-color: var(--line-3); transform: translateY(-2px); }
.step__num {
  position: absolute; right: 14px; top: 4px;
  font: 800 72px/1 var(--font-display); letter-spacing: -0.05em;
  color: transparent; -webkit-text-stroke: 1.5px rgba(255, 255, 255, 0.09);
  pointer-events: none;
}
.step__ico {
  width: 44px; height: 44px; border-radius: 13px; display: grid; place-items: center;
  color: var(--lime); background: var(--lime-a10); box-shadow: 0 0 0 1px var(--lime-a20) inset;
}
.step__ico svg { width: 22px; height: 22px; }
.step h3 { margin-top: 8px; font-size: 17px; font-weight: 700; }
.step p { font-size: 14px; color: var(--text-2); line-height: 1.5; max-width: 360px; }

.trust { margin-top: 16px; }
.trust__list { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.trust__item {
  display: grid; grid-template-columns: 42px 1fr; gap: 14px; align-items: start;
  padding: 18px; border-radius: var(--r-l);
  background: var(--s1); border: 1px solid var(--line);
}
.trust__ico { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; color: var(--tc, var(--account)); background: color-mix(in srgb, var(--tc, var(--account)) 13%, transparent); }
.trust__ico svg { width: 21px; height: 21px; }
.trust__item strong { display: block; font-size: 15px; font-weight: 700; line-height: 1.3; }
.trust__item p { margin-top: 4px; font-size: 13px; line-height: 1.5; color: var(--text-2); }

/* FAQ */
.faq { display: grid; grid-template-columns: minmax(280px, 0.8fr) minmax(0, 2fr); gap: 16px; align-items: start; }
.faq__side { display: flex; flex-direction: column; gap: 16px; position: sticky; top: calc(var(--header-h) + 18px); }
.support-card {
  position: relative; overflow: hidden;
  display: flex; flex-direction: column; gap: 10px;
  padding: 20px; border-radius: var(--r-l);
  background: radial-gradient(90% 80% at 100% 0%, rgba(42, 171, 238, 0.18), transparent 60%), var(--s1);
  border: 1px solid var(--line-2);
}
.support-card__ico { width: 46px; height: 46px; border-radius: 14px; display: grid; place-items: center; color: var(--account); background: rgba(79, 209, 245, 0.12); }
.support-card__ico svg { width: 24px; height: 24px; }
.support-card strong { font-size: 17px; }
.support-card p { font-size: 13.5px; color: var(--text-2); }
.btn-tg {
  height: 48px; display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  border-radius: var(--r-m); background: #2AABEE; color: #fff; font-weight: 700;
  box-shadow: 0 12px 28px -14px rgba(42, 171, 238, 0.9);
  transition: filter var(--dur-fast), transform var(--dur-fast);
}
.btn-tg:hover { filter: brightness(1.1); }
.btn-tg:active { transform: scale(0.98); }
.support-card__mail { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; font-weight: 600; font-size: 14px; color: var(--text); border-radius: var(--r-m); border: 1px solid var(--line-2); }
.support-card__mail:hover { background: var(--s2); }
.support-card__hint { font-size: 12px !important; color: var(--text-3) !important; }

.faq__list { display: grid; gap: 8px; }
.qa { border-radius: var(--r-m); background: var(--s1); border: 1px solid var(--line); transition: border-color var(--dur), background var(--dur); }
.qa[open] { background: var(--s2); border-color: var(--line-2); }
.qa summary {
  list-style: none; cursor: pointer;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  min-height: 60px; padding: 14px 18px;
  font-size: 15.5px; font-weight: 600;
}
.qa summary::-webkit-details-marker { display: none; }
.qa summary:hover { color: var(--lime-hi); }
.qa summary i {
  width: 30px; height: 30px; flex: none; border-radius: 9px; display: grid; place-items: center;
  background: var(--s3); color: var(--text-2);
  transition: transform var(--dur) var(--ease), background var(--dur), color var(--dur);
}
.qa summary i svg { width: 16px; height: 16px; stroke-width: 2.4; }
.qa[open] summary i { transform: rotate(45deg); background: var(--lime); color: var(--lime-ink); }
.qa p { padding: 0 18px 18px; font-size: 14.5px; line-height: 1.6; color: var(--text-2); max-width: 760px; }

/* footer */
.footer { margin-top: var(--sec-gap); padding: 36px 0 30px; border-top: 1px solid var(--line); }
.footer__top { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.1fr; gap: 28px; }
.footer__brand { display: flex; flex-direction: column; gap: 14px; }
.footer__brand p { font-size: 13.5px; color: var(--text-2); max-width: 380px; }
.pay-methods { display: flex; flex-wrap: wrap; gap: 6px; }
.pay-methods li {
  display: inline-flex; align-items: center; gap: 7px; height: 32px; padding: 0 11px;
  border-radius: 9px; background: var(--s2); border: 1px solid var(--line-2);
  font-size: 12.5px; font-weight: 600; color: var(--text-2);
}
.pay-methods img { width: 12px; height: auto; }
.pay-methods svg { width: 16px; height: 16px; }
.footer__col h3 { font-size: 12px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-3); margin-bottom: 10px; }
.footer__col ul { display: grid; gap: 2px; }
.footer__col a, .footer__col li > span { display: inline-flex; align-items: center; gap: 8px; min-height: 34px; font-size: 14px; color: var(--text-2); transition: color var(--dur-fast); }
.footer__col a:hover { color: var(--lime); }
.footer__col small { color: var(--text-3); font-size: 11.5px; }
#footer-docs a { flex-direction: column; align-items: flex-start; justify-content: center; gap: 0; padding: 3px 0; line-height: 1.3; }
.footer__legal { margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--line); display: grid; gap: 8px; font-size: 12px; line-height: 1.55; color: var(--text-3); max-width: 1100px; }
.footer__copy { color: var(--text-2); }

@media (max-width: 1279px) {
  .trust__list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer__top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 1023px) {
  .how { grid-template-columns: minmax(0, 1fr); padding: 18px; border-radius: var(--r-l); }
  .steps { grid-template-columns: minmax(0, 1fr); gap: 8px; }
  .step { min-height: 0; padding: 16px; flex-direction: row; flex-wrap: wrap; align-items: center; column-gap: 12px; }
  .step h3 { margin-top: 0; font-size: 16px; flex: 1; }
  .step p { flex-basis: 100%; }
  .step__num { font-size: 52px; }
  .trust__list { grid-template-columns: minmax(0, 1fr); gap: 8px; }
  .trust__item { padding: 14px; }
  .faq { grid-template-columns: minmax(0, 1fr); }
  .faq__side { position: static; }
  .faq__list { order: 2; }
  .qa summary { font-size: 15px; padding: 12px 14px; }
  .qa p { padding: 0 14px 14px; font-size: 14px; }
  .footer__top { grid-template-columns: minmax(0, 1fr); gap: 22px; }
}