.certificates-section {
  padding-top: 82px;
}
.certificates-section .coursework-heading {
  margin-bottom: 38px;
}
.certificates-section .coursework-heading h2 em {
  font-family: "Instrument Serif", Georgia, serif;
  font-weight: 400;
  font-size: 1.16em;
}
.certificate-issuers {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 25px;
  font: 400 8px/1.7 var(--font-mono);
  letter-spacing: 0.08em;
  color: var(--muted);
}
.certificate-issuers span {
  color: var(--accent);
}
.certificate-gallery-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border-top: 1px solid var(--line);
  padding: 24px 0 29px;
}
.certificate-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}
.certificate-filter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 10px 15px;
  min-height: 42px;
  background: transparent;
  color: var(--muted);
  font-size: 11px;
  transition:
    background 0.2s,
    color 0.2s,
    border-color 0.2s;
}
.certificate-filter > span {
  font: 400 8px var(--font-mono);
  opacity: 0.65;
}
.certificate-filter:hover {
  background: var(--surface);
  color: var(--text);
}
.certificate-filter[aria-pressed="true"] {
  color: var(--text);
  border-color: var(--line);
  background: var(--surface-raised);
}
.certificate-filter[aria-pressed="true"] > span {
  color: var(--accent);
  opacity: 1;
}
.certificate-count {
  color: var(--muted);
  font: 400 9px var(--font-mono);
  white-space: nowrap;
}
.certificate-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}
.certificate-card {
  min-width: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: 12px;
  transition:
    transform 0.35s,
    border-color 0.35s,
    box-shadow 0.35s;
}
.certificate-card:hover,
.certificate-card:focus-visible {
  transform: translateY(-5px);
  border-color: color-mix(in srgb, var(--accent) 50%, transparent);
  box-shadow: 0 18px 36px -22px #0007;
}
.certificate-preview {
  position: relative;
  display: grid;
  place-items: center;
  min-width: 0;
  aspect-ratio: 1.26;
  padding: 45px 29px 32px;
  overflow: hidden;
  isolation: isolate;
  background:
    radial-gradient(ellipse at 70% 20%, #40506070, transparent 70%), #202b34;
}
.certificate-card:nth-child(3n + 2) .certificate-preview {
  background:
    radial-gradient(ellipse at 70% 20%, #7e624145, transparent 70%), #302a26;
}
.certificate-card:nth-child(3n + 3) .certificate-preview {
  background:
    radial-gradient(ellipse at 70% 20%, #59726345, transparent 70%), #24312b;
}
.certificate-preview::before {
  content: "";
  position: absolute;
  inset: 15px;
  border: 1px solid #ffffff09;
  pointer-events: none;
  z-index: -1;
}
.certificate-preview-top {
  position: absolute;
  left: 20px;
  right: 20px;
  top: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font: 400 6.5px var(--font-mono);
  letter-spacing: 0.1em;
  color: #b8c4cc;
}
.certificate-file-badge {
  border: 1px solid #ffffff20;
  border-radius: 4px;
  padding: 4px 6px;
  font-size: 6px;
}
.certificate-preview img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: 1px;
  box-shadow: 0 15px 25px #0006;
  transform: perspective(700px) rotateY(-4deg) rotateZ(-3deg);
  transition:
    transform 0.55s cubic-bezier(0.2, 0.7, 0.2, 1),
    filter 0.4s;
}
.certificate-card:nth-child(even) .certificate-preview img {
  transform: perspective(700px) rotateY(4deg) rotateZ(3deg);
}
.certificate-card:is(:hover, :focus-visible) .certificate-preview img {
  transform: perspective(700px) rotateY(0) rotateZ(0) scale(1.025);
  filter: brightness(0.9);
}
.certificate-preview-open {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  position: absolute;
  left: 50%;
  bottom: 26px;
  transform: translate(-50%, 7px);
  white-space: nowrap;
  padding: 10px 13px;
  border: 1px solid #ffffff25;
  border-radius: 999px;
  background: #111214e8;
  color: #f3f0eb;
  font-size: 9px;
  opacity: 0;
  transition:
    transform 0.3s,
    opacity 0.3s;
}
.certificate-preview-open .icon {
  width: 13px;
  height: 13px;
}
.certificate-card:is(:hover, :focus-visible) .certificate-preview-open {
  opacity: 1;
  transform: translate(-50%, 0);
}
.certificate-card-content {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 25px 24px 20px;
}
.certificate-category {
  color: var(--accent);
  font: 400 8px/1.5 var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.certificate-card h3 {
  margin: 12px 0 13px;
  font-size: clamp(19px, 1.75vw, 24px);
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: -0.04em;
  min-height: 2.6em;
}
.certificate-card-issuer {
  color: var(--muted);
  font-size: 10px;
  line-height: 1.7;
  min-height: 3.4em;
  max-width: 260px;
}
.certificate-card-bottom {
  margin-top: auto;
  padding-top: 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-top: 1px solid var(--line);
}
.certificate-card-bottom time {
  color: var(--muted);
  font: 400 8px/1.5 var(--font-mono);
}
.certificate-card-arrow {
  display: grid;
  place-items: center;
  width: 29px;
  height: 29px;
  border: 1px solid var(--line);
  color: var(--accent);
  border-radius: 50%;
  font-size: 17px;
  transition:
    background 0.25s,
    color 0.25s;
}
.certificate-card:hover .certificate-card-arrow {
  background: var(--accent);
  color: var(--bg);
}
.certificate-gallery-note {
  margin-top: 24px;
  display: flex;
  align-items: center;
  gap: 11px;
  color: var(--muted);
  font-size: 10px;
}
.certificate-gallery-note > span {
  font-size: 19px;
  color: var(--accent);
}

.cert-viewer-open {
  overflow: hidden;
}
.certificate-dialog {
  width: 100%;
  height: 100dvh;
  max-width: none;
  max-height: none;
  inset: 0;
  margin: 0;
  border: 0;
  padding: 28px;
  background: transparent;
  color: var(--text);
  overflow: auto;
  overscroll-behavior: contain;
}
.certificate-dialog[open] {
  display: grid;
  place-items: center;
}
.certificate-dialog::backdrop {
  background: #07090ddd;
  backdrop-filter: blur(10px);
}
.certificate-dialog-panel {
  width: min(100%, 1120px);
  max-height: calc(100dvh - 56px);
  min-width: 0;
  overflow: auto;
  overscroll-behavior: contain;
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid color-mix(in srgb, var(--accent) 25%, var(--line));
  border-radius: 16px;
  box-shadow: 0 25px 100px #0008;
  animation: certificate-arrive 0.28s cubic-bezier(0.2, 0.7, 0.2, 1) both;
}
.certificate-dialog-header {
  flex-shrink: 0;
  padding: 25px 30px 19px;
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 26px;
  border-bottom: 1px solid var(--line);
}
.certificate-dialog-header > div {
  min-width: 0;
}
.certificate-dialog-header .eyebrow {
  font-size: 7px;
  margin-bottom: 9px;
}
.certificate-dialog-header h2 {
  font-size: 24px;
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1.3;
}
.certificate-dialog-header #certificateIssuer {
  margin-top: 6px;
  color: var(--muted);
  font-size: 11px;
}
.certificate-icon-button {
  flex-shrink: 0;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: transparent;
  color: var(--text);
  transition:
    border-color 0.2s,
    background 0.2s;
}
.certificate-icon-button:hover {
  border-color: var(--accent);
  background: var(--surface-raised);
}
.certificate-icon-button:disabled {
  opacity: 0.35;
}
.certificate-icon-button .icon {
  width: 18px;
  height: 18px;
}
.certificate-view-options {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  padding: 8px 30px;
  font: 400 9px var(--font-mono);
  color: var(--muted);
}
.certificate-zoom-button {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  min-height: 38px;
  border-radius: 6px;
  background: transparent;
  font: 400 10px var(--font-body);
  color: var(--text);
}
.certificate-zoom-button:hover,
.certificate-zoom-button[aria-pressed="true"] {
  color: var(--accent);
  background: var(--surface-raised);
}
.certificate-zoom-button .icon {
  width: 16px;
  height: 16px;
}
.certificate-stage {
  position: relative;
  min-height: 140px;
  height: min(61vh, 620px);
  flex: 1 1 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 22px;
  margin: 0 16px;
  overflow: auto;
  overscroll-behavior: contain;
  background: color-mix(in srgb, var(--bg) 88%, #203b50);
  border: 1px solid var(--line);
  border-radius: 7px;
}
.certificate-stage img {
  flex-shrink: 0;
  display: block;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  box-shadow: 0 12px 30px #0004;
  transition: opacity 0.2s;
}
.certificate-stage.is-zoomed {
  display: block;
  cursor: grab;
}
.certificate-stage.is-zoomed img {
  width: auto;
  height: auto;
  max-width: none;
  max-height: none;
  cursor: inherit;
}
.certificate-stage.is-dragging,
.certificate-stage.is-dragging img {
  cursor: grabbing;
}
.certificate-stage.is-loading img {
  opacity: 0;
}
.certificate-loader {
  position: absolute;
  width: 27px;
  height: 27px;
  top: calc(50% - 14px);
  left: calc(50% - 14px);
  border: 2px solid var(--line);
  border-top-color: var(--accent);
  border-radius: 50%;
  display: none;
}
.certificate-stage.is-loading .certificate-loader {
  display: block;
  animation: certificate-spin 1s linear infinite;
}
.certificate-image-error {
  max-width: 330px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.8;
  text-align: center;
}
.certificate-dialog-footer {
  flex-shrink: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 22px;
  padding: 18px 30px 22px;
}
.certificate-pagination {
  display: flex;
  align-items: center;
  gap: 18px;
}
#certificatePosition {
  color: var(--muted);
  font: 400 10px var(--font-mono);
  white-space: nowrap;
  min-width: 42px;
  text-align: center;
}
.certificate-file-actions {
  display: flex;
  align-items: center;
  gap: 28px;
}
.certificate-file-actions .text-link {
  font-size: 11px;
  gap: 12px;
}
.certificate-file-actions .button {
  min-height: 44px;
  padding: 11px 16px;
  gap: 20px;
  font-size: 11px;
}
.certificate-file-actions .button .icon {
  width: 16px;
  height: 16px;
}
@keyframes certificate-arrive {
  from {
    opacity: 0;
    transform: translateY(16px) scale(0.985);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
@keyframes certificate-spin {
  to {
    transform: rotate(360deg);
  }
}
:root[data-motion="paused"] .certificate-dialog-panel,
:root[data-motion="paused"] .certificate-loader {
  animation: none;
}
@media (max-width: 1100px) {
  .certificate-grid {
    gap: 16px;
  }
  .certificate-preview {
    padding: 43px 22px 28px;
  }
  .certificate-card-content {
    padding: 22px 20px 17px;
  }
  .certificate-filter {
    font-size: 10px;
    padding-inline: 12px;
  }
  .certificate-card h3 {
    font-size: 20px;
  }
}
@media (max-width: 850px) {
  .certificate-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .certificate-gallery-toolbar {
    flex-wrap: wrap;
    gap: 15px;
  }
  .certificate-card h3 {
    font-size: 22px;
  }
  .certificate-dialog {
    padding: 16px;
  }
  .certificate-dialog-panel {
    max-height: calc(100dvh - 32px);
  }
  .certificate-file-actions {
    gap: 17px;
  }
}
@media (max-width: 600px) {
  .certificates-section {
    padding-top: 54px;
  }
  .certificates-section .coursework-heading {
    margin-bottom: 25px;
    gap: 22px;
  }
  .certificate-issuers {
    font-size: 7px;
    gap: 8px;
    margin-top: 19px;
  }
  .certificate-gallery-toolbar {
    padding: 18px 0 22px;
  }
  .certificate-filters {
    gap: 6px;
  }
  .certificate-filter {
    padding: 9px 12px;
    font-size: 10px;
    gap: 8px;
    min-height: 40px;
    border-color: var(--line);
  }
  .certificate-count {
    font-size: 8px;
  }
  .certificate-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .certificate-preview {
    aspect-ratio: 1.34;
    padding: 43px 28px 31px;
  }
  .certificate-preview-top {
    font-size: 7px;
  }
  .certificate-card-content {
    padding: 23px;
  }
  .certificate-category {
    font-size: 8px;
  }
  .certificate-card h3 {
    font-size: 24px;
    min-height: 0;
    margin-bottom: 12px;
  }
  .certificate-card-issuer {
    min-height: 0;
    font-size: 11px;
    margin-bottom: 23px;
  }
  .certificate-card-bottom time {
    font-size: 9px;
  }
  .certificate-dialog {
    padding: 10px;
  }
  .certificate-dialog-panel {
    max-height: calc(100dvh - 20px);
    border-radius: 13px;
  }
  .certificate-dialog-header {
    padding: 20px 17px 16px;
    gap: 13px;
  }
  .certificate-dialog-header h2 {
    font-size: 19px;
  }
  .certificate-dialog-header #certificateIssuer {
    font-size: 10px;
    line-height: 1.6;
  }
  .certificate-dialog-header .eyebrow {
    font-size: 6px;
  }
  .certificate-icon-button {
    width: 36px;
    height: 36px;
  }
  .certificate-view-options {
    padding: 7px 16px;
    font-size: 8px;
  }
  .certificate-zoom-button {
    font-size: 9px;
    padding-right: 0;
  }
  .certificate-stage {
    margin: 0 9px;
    padding: 12px;
    height: min(43vh, 370px);
  }
  .certificate-stage.is-zoomed {
    padding: 14px;
  }
  .certificate-dialog-footer {
    flex-direction: column;
    gap: 15px;
    padding: 16px 18px 19px;
  }
  .certificate-pagination {
    width: 100%;
    justify-content: space-between;
  }
  .certificate-file-actions {
    width: 100%;
    justify-content: space-between;
    gap: 15px;
    padding-top: 14px;
    border-top: 1px solid var(--line);
  }
  .certificate-file-actions .text-link {
    font-size: 10px;
    gap: 8px;
  }
  .certificate-file-actions .button {
    font-size: 10px;
    gap: 13px;
    padding-inline: 12px;
  }
}
@media (hover: none) {
  .certificate-preview-open {
    opacity: 1;
    transform: none;
    left: auto;
    right: 14px;
    bottom: 14px;
    padding: 8px;
    font-size: 0;
    gap: 0;
  }
  .certificate-preview-open .icon {
    width: 15px;
    height: 15px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .certificate-card,
  .certificate-preview img,
  .certificate-preview-open {
    transition: none;
  }
  .certificate-dialog-panel,
  .certificate-loader {
    animation: none;
  }
}