/* =========================================================
   FREEVEXA — HOW TO USE
   Scoped styles only: this file targets .how-to-use-* classes.
   It does not change existing tool UI components.
   ========================================================= */
.how-to-use-section {
  position: relative;
  width: min(1240px, calc(100% - 32px));
  margin: 88px auto 72px;
  padding: 64px 0 18px;
  color: #eef7ff;
}
.how-to-use-section::before {
  content: "";
  position: absolute;
  inset: 0 8% 0;
  border-radius: 42px;
  background: radial-gradient(circle at 50% 0%, rgba(0, 229, 255, .08), transparent 56%);
  pointer-events: none;
}
.how-to-use-inner { position: relative; z-index: 1; }
.how-to-use-heading { max-width: 920px; margin: 0 auto 42px; text-align: center; }
.how-to-use-kicker {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 14px; border: 1px solid rgba(0,229,255,.22);
  border-radius: 999px; background: rgba(0,229,255,.05);
  color: #38e7ff; font-size: 12px; font-weight: 800; letter-spacing: .16em;
}
.how-to-use-heading h2 { margin: 16px 0 12px; font-size: clamp(30px, 4vw, 52px); line-height: 1.05; }
.how-to-use-heading p { margin: 0; color: rgba(235,245,255,.68); font-size: 16px; line-height: 1.75; }
.how-to-use-step-grid {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px;
}
.how-to-use-step-card {
  position: relative; overflow: hidden; border-radius: 26px;
  border: 1px solid rgba(255,255,255,.09);
  background: linear-gradient(145deg, rgba(17,22,35,.96), rgba(8,12,22,.97));
  box-shadow: 0 24px 70px rgba(0,0,0,.30), inset 0 1px 0 rgba(255,255,255,.04);
}
.how-to-use-step-card:hover { transform: translateY(-3px); border-color: rgba(0,229,255,.25); transition: .25s ease; }
.how-to-use-step-card figure { margin: 0; background: #080d16; }
.how-to-use-step-card img { display: block; width: 100%; height: auto; aspect-ratio: 1200 / 760; object-fit: cover; }
.how-to-use-step-body { padding: 22px 22px 24px; }
.how-to-use-step-label { color: #2fe9ff; font-size: 11px; font-weight: 800; letter-spacing: .15em; }
.how-to-use-step-body h3 { margin: 8px 0 9px; font-size: 20px; }
.how-to-use-step-body p { margin: 0; color: rgba(238,247,255,.68); line-height: 1.7; font-size: 14px; }
.how-to-use-number {
  position: absolute; top: 16px; left: 16px; width: 46px; height: 46px; border-radius: 50%;
  display: grid; place-items: center; font-weight: 900; color: #081019;
  background: linear-gradient(135deg, #32efff, #4c83ff); box-shadow: 0 0 28px rgba(0,229,255,.25);
  z-index: 2;
}
.how-to-use-detail {
  margin-top: 28px; padding: 32px; border-radius: 28px;
  border: 1px solid rgba(255,255,255,.08); background: rgba(10,14,24,.76);
}
.how-to-use-detail h3 { margin: 0 0 12px; font-size: 24px; }
.how-to-use-detail p { color: rgba(238,247,255,.7); line-height: 1.84; margin: 0 0 16px; }
.how-to-use-detail p:last-child { margin-bottom: 0; }
.how-to-use-mini-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; margin-top: 22px; }
.how-to-use-mini-card {
  padding: 22px; border-radius: 22px; border: 1px solid rgba(255,255,255,.07);
  background: linear-gradient(145deg, rgba(17,21,33,.9), rgba(7,10,18,.9));
}
.how-to-use-mini-card h4 { margin: 0 0 9px; font-size: 15px; color: #f4fbff; }
.how-to-use-mini-card p { margin: 0; font-size: 14px; }
.how-to-use-badge { color: #55e6a5; font-weight: 800; }
@media (max-width: 980px) {
  .how-to-use-step-grid { grid-template-columns: 1fr; }
  .how-to-use-step-card { max-width: 840px; margin: 0 auto; width: 100%; }
}
@media (max-width: 700px) {
  .how-to-use-section { width: min(100% - 20px, 1240px); margin: 64px auto 52px; padding-top: 44px; }
  .how-to-use-heading { margin-bottom: 30px; }
  .how-to-use-detail { padding: 24px 20px; }
  .how-to-use-mini-grid { grid-template-columns: 1fr; }
}