/* Certifications Section */
#certifications {
  padding: 40px 30px;
  margin: 40px auto;
  max-width: 1200px;
  width: 100%;
  text-align: initial;
  background-color: var(--bg-dark);
  border: 5px solid var(--primary-color);
  border-radius: 10px;
  box-shadow: 0 4px 8px var(--shadow-subtle);
}

#certifications h2 {
  font-size: 38px;
  margin-bottom: 20px;
  color: var(--primary-color);
  text-align: center;
}

#certifications .certifications-list {
  display: flex;
  flex-direction: column;
  gap: 32px;
  width: 100%;
}

.certification-card {
  display: flex;
  gap: 32px;
  background: var(--bg-dark-glass-alt);
  border: 1px solid var(--primary-overlay-medium);
  border-radius: 18px;
  padding: 28px;
  box-shadow: 0 6px 24px var(--shadow-light);
  opacity: 0;
  transform: translateY(50px);
  transition: transform 0.5s ease, opacity 0.5s ease;
}

.certification-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.certification-logo {
  flex: 0 0 200px;
  min-width: 180px;
  max-width: 200px;
  background: var(--text-white);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  box-shadow: 0 8px 20px var(--shadow-minimal);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.certification-logo img {
  max-width: 100%;
  height: auto;
  object-fit: contain;
}

.certification-logo:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px var(--shadow-light);
}

.certification-body {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 100%;
}

.certification-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.certification-company {
  margin: 0;
  font-size: 1.4em;
  font-weight: 700;
  color: var(--primary-light);
}

.certification-pill {
  display: inline-flex;
  padding: 6px 16px;
  margin-top: 8px;
  border-radius: 999px;
  background: var(--primary-overlay-pill);
  color: var(--primary-lighter);
  font-weight: 600;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  font-size: 0.8em;
}

.certification-duration {
  color: var(--primary-light);
  font-weight: 700;
  white-space: nowrap;
  background: var(--primary-overlay-badge);
  padding: 6px 14px;
  border-radius: 999px;
  align-self: flex-start;
}

.certification-issuer-line {
  margin: 4px 0 6px 0;
  font-size: 0.95em;
  color: var(--primary-lighter);
  letter-spacing: 0.4px;
}

.certification-actions {
  margin-top: 8px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* Certification Viewer Styles */
.certification-viewer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 9999;
  display: none;
  justify-content: center;
  align-items: center;
  animation: fadeIn 0.3s ease-in-out;
}

.certification-viewer.active {
  display: flex;
}

.certification-viewer-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--overlay-very-dark);
  backdrop-filter: blur(5px);
}

.certification-viewer-card {
  position: relative;
  background: linear-gradient(135deg, var(--bg-modal-overlay), var(--bg-modal-alt));
  border: 2px solid var(--primary-overlay-medium-border);
  border-radius: 20px;
  padding: 0;
  width: 90%;
  max-width: 1000px;
  height: 85vh;
  max-height: 800px;
  box-shadow: 0 15px 50px var(--overlay-strong);
  animation: slideUp 0.4s ease-out;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.certification-viewer-close {
  position: absolute;
  top: 15px;
  right: 15px;
  background: var(--primary-overlay-border);
  border: 1px solid var(--primary-overlay-shadow);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-white);
  font-size: 20px;
  transition: all 0.3s ease;
  z-index: 10;
}

.certification-viewer-close:hover {
  background: var(--primary-overlay-shadow);
  transform: rotate(90deg);
}

.certification-viewer-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 25px 30px;
  background: var(--primary-overlay-very-light);
  border-bottom: 2px solid var(--primary-overlay-medium-alt);
}

.certification-viewer-header i {
  font-size: 24px;
  color: var(--primary-color);
}

.certification-viewer-title {
  color: var(--text-white);
  font-size: 24px;
  font-weight: 700;
  margin: 0;
}

.certification-viewer-content {
  flex: 1;
  padding: 20px;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  background: var(--shadow-medium);
}

.certification-viewer-iframe {
  width: 100%;
  height: 100%;
  border: none;
  border-radius: 8px;
  background: var(--text-white);
}

/* Certification Viewer Responsive */
@media (max-width: 768px) {
  .certification-viewer-card {
    width: 95%;
    height: 90vh;
    max-height: none;
  }

  .certification-viewer-header {
    padding: 20px;
  }

  .certification-viewer-title {
    font-size: 20px;
  }

  .certification-viewer-content {
    padding: 15px;
  }

  .certification-viewer-actions {
    flex-direction: column;
    padding: 15px;
  }

  .cert-viewer-btn {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .certification-viewer-card {
    width: 98%;
    height: 95vh;
  }

  .certification-viewer-header {
    padding: 15px;
  }

  .certification-viewer-header i {
    font-size: 20px;
  }

  .certification-viewer-title {
    font-size: 18px;
  }

  .certification-viewer-close {
    width: 35px;
    height: 35px;
    font-size: 18px;
  }

  .cert-viewer-btn {
    padding: 10px 20px;
    font-size: 14px;
  }
}