/* RISKOS Cryptographic Accreditation & Skill Tree DAG (accreditationCert.css) */

.cert-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(4, 6, 12, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 99999;
  padding: 20px;
}

.cert-modal-content {
  background: #090d16;
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: 12px;
  max-width: 900px;
  width: 100%;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8), 0 0 30px rgba(245, 158, 11, 0.15);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.cert-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: #0f172a;
}

.cert-modal-title {
  font-size: 14px;
  font-weight: 700;
  color: #fbbf24;
  letter-spacing: 0.5px;
}

.cert-modal-body {
  padding: 20px;
  overflow-y: auto;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.cert-svg-wrapper {
  max-width: 100%;
  overflow-x: auto;
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.cert-actions-row {
  display: flex;
  gap: 12px;
  width: 100%;
  justify-content: center;
}

.cert-btn {
  padding: 10px 18px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: inherit;
  transition: all 0.15s ease;
}

.cert-btn-primary {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #000;
}

.cert-btn-primary:hover {
  background: linear-gradient(135deg, #fbbf24, #b45309);
  transform: translateY(-1px);
}

.cert-btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: #e2e8f0;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.cert-btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
}

/* Skill Tree DAG */
.skill-tree-container {
  width: 100%;
  padding: 16px 0;
}

.skill-tree-title {
  font-size: 13px;
  font-weight: 700;
  color: #f8fafc;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

.skill-tiers-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}

.skill-tier-card {
  background: #0f172a;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  padding: 14px;
  position: relative;
}

.skill-tier-card.unlocked {
  border-color: rgba(56, 189, 248, 0.4);
  background: rgba(15, 23, 42, 0.8);
}

.skill-tier-card.locked {
  opacity: 0.5;
  filter: grayscale(0.8);
}

.tier-number {
  font-size: 10px;
  font-weight: 700;
  color: #38bdf8;
  margin-bottom: 4px;
}

.tier-name {
  font-size: 12px;
  font-weight: 700;
  color: #f1f5f9;
  margin-bottom: 8px;
}

.tier-skills-list {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 11px;
  color: #94a3b8;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.tier-skills-list li::before {
  content: "• ";
  color: #10b981;
}