/* LearnersCorner — standalone styles v1 */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-font-smoothing: antialiased; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, sans-serif;
  background: #f5f7ff;
  color: #0f1a2e;
  font-size: 15px;
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
h1, h2, h3 {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  margin-top: 0;
  letter-spacing: -.02em;
  line-height: 1.1;
}
h1 { font-size: clamp(2.4rem, 6vw, 4rem); font-weight: 800; color: #0a1628; margin-bottom: 16px; }
h2 { font-size: 1.25rem; font-weight: 700; color: #0a1628; margin-bottom: 8px; }
p { margin-top: 0; color: #4a5568; }

/* ── Header ── */
.lc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(20px, 5vw, 60px);
  height: 64px;
  background: rgba(255,255,255,.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(200,210,240,.5);
  position: sticky;
  top: 0;
  z-index: 100;
}
.lc-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  color: #0a1628;
}
.lc-mark {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, #246bfe, #7c3aed);
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 800;
  font-size: .85rem;
}
.lc-nav-link {
  font-size: .85rem;
  font-weight: 700;
  color: #246bfe;
  padding: 6px 14px;
  border-radius: 8px;
  border: 1.5px solid #bcd0fb;
  background: #f5f8ff;
  transition: .15s;
}
.lc-nav-link:hover { background: #e3ecff; border-color: #246bfe; color: #1d5ce6; }

/* ── Hero ── */
.lc-hero {
  width: min(880px, calc(100% - 40px));
  margin: 80px auto 60px;
  text-align: center;
}
.lc-eyebrow {
  font-size: .72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: #246bfe;
  margin-bottom: 14px;
}
.lc-subhead {
  font-size: 1.15rem;
  color: #4a5568;
  max-width: 600px;
  margin: 0 auto;
}

/* ── App grid ── */
.lc-grid {
  width: min(1000px, calc(100% - 40px));
  margin: 0 auto 80px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 20px;
}

/* ── Cards ── */
.lc-card {
  background: #fff;
  border: 1.5px solid #dde3f0;
  border-radius: 20px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.lc-card-featured {
  border-color: #c7d7fb;
  background: linear-gradient(145deg, #ffffff, #f4f7ff);
  box-shadow: 0 4px 20px rgba(36,107,254,.08);
}
.lc-card-featured:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 36px rgba(36,107,254,.14);
  border-color: #246bfe;
}
.lc-card-soon {
  opacity: .75;
  cursor: default;
}

/* ── Card icon ── */
.lc-card-icon {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 800;
  font-size: 1.4rem;
  color: #fff;
  flex-shrink: 0;
}
.lc-icon-math { background: linear-gradient(135deg, #246bfe, #7c3aed); }
.lc-icon-soon { background: linear-gradient(135deg, #94a3b8, #64748b); }

/* ── Card body ── */
.lc-card-body { flex: 1; }
.lc-badge {
  display: inline-block;
  font-size: .68rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .08em;
  padding: 3px 9px;
  border-radius: 999px;
  margin-bottom: 8px;
}
.lc-badge-live { background: #dcfce7; color: #14532d; }
.lc-badge-soon { background: #f1f5f9; color: #475569; }

.lc-feature-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}
.lc-feature-tags span {
  font-size: .72rem;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: 6px;
  background: #eff3ff;
  color: #1d4ed8;
  border: 1px solid #c7d7fb;
}

/* ── CTA ── */
.lc-card-cta {
  font-size: .88rem;
  font-weight: 700;
  color: #246bfe;
  padding-top: 8px;
  border-top: 1px solid #eef0f8;
}
.lc-cta-muted { color: #94a3b8; }

/* ── Footer ── */
.lc-footer {
  text-align: center;
  padding: 28px 20px;
  border-top: 1px solid #dde3f0;
  color: #94a3b8;
  font-size: .82rem;
}
.lc-footer strong { color: #4a5568; }

/* ── Responsive ── */
@media (max-width: 480px) {
  .lc-grid { grid-template-columns: 1fr; }
  .lc-hero { margin: 48px auto 40px; }
}

/* Gradient brand wordmark (logo blue-purple + green) */
.lc-brand strong {
  background: linear-gradient(90deg, #246bfe, #7c3aed 55%, #13b981);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}