.sec-quadrant {
  display: grid; grid-template-columns: 1fr 1fr; gap: 28px; max-width: 1100px; margin: 0 auto;
  position: relative;
}
.sec-quadrant::before {
  content: ""; position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
  width: 100px; height: 100px; border-radius: 50%;
  background: conic-gradient(from 180deg, var(--purple), var(--green), var(--orange), var(--purple));
  opacity: .12; z-index: 0;
}
.quadrant-card {
  background: var(--white); border-radius: var(--radius-lg); padding: 36px 32px;
  border: 1px solid rgba(139,92,246,.08); box-shadow: var(--shadow-sm);
  position: relative; transition: var(--trans); overflow: hidden; z-index: 1;
}
.quadrant-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.quadrant-card::after {
  content: ""; position: absolute; width: 140px; height: 140px; border-radius: 50%;
  opacity: .06; right: -40px; bottom: -40px;
}
.quadrant-card:nth-child(1)::after { background: var(--purple); }
.quadrant-card:nth-child(2)::after { background: var(--green); }
.quadrant-card:nth-child(3)::after { background: var(--orange); }
.quadrant-card:nth-child(4)::after { background: var(--purple-dark); }
.q-head { display: flex; align-items: center; gap: 16px; margin-bottom: 22px; padding-bottom: 18px; border-bottom: 1px dashed rgba(139,92,246,.1); }
.q-icon {
  width: 64px; height: 64px; border-radius: 20px; flex-shrink: 0; display: grid; place-items: center;
}
.quadrant-card:nth-child(1) .q-icon { background: linear-gradient(135deg, rgba(139,92,246,.15), rgba(139,92,246,.05)); color: var(--purple); }
.quadrant-card:nth-child(2) .q-icon { background: linear-gradient(135deg, rgba(16,185,129,.15), rgba(16,185,129,.05)); color: var(--green); }
.quadrant-card:nth-child(3) .q-icon { background: linear-gradient(135deg, rgba(249,115,22,.15), rgba(249,115,22,.05)); color: var(--orange); }
.quadrant-card:nth-child(4) .q-icon { background: linear-gradient(135deg, rgba(139,92,246,.15), rgba(249,115,22,.05)); color: var(--purple-dark); }
.q-icon svg { width: 30px; height: 30px; }
.q-title h3 { font-size: 22px; font-weight: 800; margin-bottom: 4px; }
.q-title span { font-size: 12.5px; color: var(--text-3); letter-spacing: 1px; font-weight: 600; text-transform: uppercase; }
.q-features { display: flex; flex-direction: column; gap: 12px; }
.q-feat {
  display: flex; align-items: flex-start; gap: 12px; padding: 14px 16px;
  background: var(--bg-0); border-radius: var(--radius-sm); transition: var(--trans);
}
.q-feat:hover { background: var(--white); box-shadow: var(--shadow-sm); transform: translateX(4px); }
.q-check {
  width: 22px; height: 22px; border-radius: 50%; flex-shrink: 0; display: grid; place-items: center; margin-top: 2px;
}
.quadrant-card:nth-child(1) .q-check { background: rgba(139,92,246,.15); color: var(--purple); }
.quadrant-card:nth-child(2) .q-check { background: rgba(16,185,129,.15); color: var(--green); }
.quadrant-card:nth-child(3) .q-check { background: rgba(249,115,22,.15); color: var(--orange); }
.quadrant-card:nth-child(4) .q-check { background: rgba(139,92,246,.15); color: var(--purple-dark); }
.q-check svg { width: 12px; height: 12px; }
.q-feat-text strong { display: block; font-size: 14px; font-weight: 700; margin-bottom: 2px; }
.q-feat-text span { font-size: 12.5px; color: var(--text-2); line-height: 1.6; }

.cert-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.cert-card {
  background: var(--white); border-radius: var(--radius-lg); padding: 32px 24px;
  text-align: center; border: 1px solid rgba(139,92,246,.08); box-shadow: var(--shadow-sm);
  transition: var(--trans); position: relative; overflow: hidden;
}
.cert-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.cert-seal {
  width: 80px; height: 80px; border-radius: 50%; margin: 0 auto 18px;
  display: grid; place-items: center; position: relative;
}
.cert-seal::before {
  content: ""; position: absolute; inset: -4px; border-radius: 50%;
  border: 2px dashed currentColor; opacity: .35;
  animation: spin 12s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.cert-card:nth-child(1) .cert-seal { background: linear-gradient(135deg, rgba(139,92,246,.15), rgba(139,92,246,.05)); color: var(--purple); }
.cert-card:nth-child(2) .cert-seal { background: linear-gradient(135deg, rgba(16,185,129,.15), rgba(16,185,129,.05)); color: var(--green); }
.cert-card:nth-child(3) .cert-seal { background: linear-gradient(135deg, rgba(249,115,22,.15), rgba(249,115,22,.05)); color: var(--orange); }
.cert-card:nth-child(4) .cert-seal { background: linear-gradient(135deg, rgba(139,92,246,.15), rgba(249,115,22,.05)); color: var(--purple-dark); }
.cert-seal svg { width: 36px; height: 36px; position: relative; z-index: 1; }
.cert-name { font-size: 18px; font-weight: 800; margin-bottom: 6px; }
.cert-full { font-size: 12px; color: var(--text-2); line-height: 1.6; margin-bottom: 10px; }
.cert-status {
  display: inline-block; padding: 4px 12px; border-radius: 999px;
  font-size: 11px; font-weight: 700; background: rgba(16,185,129,.1); color: var(--green);
}

.sra-timeline {
  background: var(--white); border-radius: var(--radius-lg); padding: 48px 40px;
  box-shadow: var(--shadow-md); border: 1px solid rgba(139,92,246,.08);
  position: relative;
}
.sra-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; position: relative; }
.sra-step { text-align: center; position: relative; }
.sra-step-num {
  width: 56px; height: 56px; border-radius: 50%; margin: 0 auto 18px;
  display: grid; place-items: center; font-weight: 900; color: var(--white); font-size: 20px;
  box-shadow: 0 8px 20px rgba(139,92,246,.3);
}
.sra-step:nth-child(1) .sra-step-num { background: linear-gradient(135deg, var(--purple), var(--purple-dark)); }
.sra-step:nth-child(2) .sra-step-num { background: linear-gradient(135deg, var(--green), var(--green-dark)); box-shadow: 0 8px 20px rgba(16,185,129,.3); }
.sra-step:nth-child(3) .sra-step-num { background: linear-gradient(135deg, var(--orange), var(--orange-dark)); box-shadow: 0 8px 20px rgba(249,115,22,.3); }
.sra-step:nth-child(4) .sra-step-num { background: linear-gradient(135deg, var(--purple), var(--orange)); }
.sra-step h4 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.sra-step p { font-size: 12.5px; color: var(--text-2); line-height: 1.7; }
.sra-connector {
  position: absolute; top: 28px; left: calc(25% - 12px); width: calc(50% + 24px); height: 3px;
  background: linear-gradient(90deg, var(--purple-light), var(--green-light)); opacity: .4;
  border-radius: 3px;
}
.sra-connector + .sra-connector {
  left: calc(50% - 12px); width: calc(50% + 24px);
  background: linear-gradient(90deg, var(--green-light), var(--orange-light));
}

.sec-stats {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px;
}
.sec-stat {
  background: linear-gradient(160deg, var(--white), var(--bg-0));
  border-radius: var(--radius-md); padding: 28px 20px; text-align: center;
  border: 1px solid rgba(139,92,246,.08); box-shadow: var(--shadow-sm); transition: var(--trans);
}
.sec-stat:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.sec-stat-num {
  font-size: 40px; font-weight: 900; line-height: 1; margin-bottom: 8px;
  background: linear-gradient(135deg, var(--purple), var(--green));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.sec-stat-label { font-size: 12.5px; color: var(--text-2); font-weight: 500; line-height: 1.5; }

.sec-cta {
  background: linear-gradient(135deg, #8B5CF6 0%, #10B981 55%, #F97316 100%);
  border-radius: var(--radius-xl); padding: 56px 48px; position: relative; overflow: hidden;
}
.sec-cta-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 40px; align-items: center; position: relative; z-index: 2; }
.sec-cta h2 { color: #fff; font-size: clamp(24px, 3vw, 34px); font-weight: 800; line-height: 1.25; margin-bottom: 12px; }
.sec-cta p { color: rgba(255,255,255,.85); font-size: 16px; line-height: 1.8; }
.sec-cta-actions { display: flex; flex-direction: column; gap: 14px; }

@media (max-width: 1080px) {
  .sec-quadrant { grid-template-columns: 1fr; }
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
  .sra-steps { grid-template-columns: repeat(2, 1fr); gap: 40px 24px; }
  .sra-connector { display: none; }
  .sec-stats { grid-template-columns: repeat(3, 1fr); }
  .sec-cta-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .cert-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .sec-stats { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .sec-stat-num { font-size: 32px; }
  .sec-cta { padding: 40px 28px; }
  .sra-timeline { padding: 36px 24px; }
}