/* Certificates page */
.page-certificates {
  background: var(--color-bg-main);
}

.certificates-main {
  min-height: 100vh;
  padding-top: var(--header-height);
}

.certificates-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(2rem, 5vw, 4.5rem) 0 clamp(3rem, 7vw, 6rem);
  background:
    radial-gradient(circle at 88% 18%, color-mix(in srgb, var(--color-bg-sage-soft) 92%, transparent) 0, transparent 32%),
    linear-gradient(145deg, var(--color-bg-clean), var(--color-bg-main));
  border-bottom: 1px solid var(--color-border);
}

.certificates-hero::after {
  content: "";
  position: absolute;
  right: clamp(-7rem, -4vw, -3rem);
  bottom: -9rem;
  width: 23rem;
  height: 23rem;
  border: 1px solid color-mix(in srgb, var(--color-accent) 18%, transparent);
  border-radius: 50%;
  pointer-events: none;
}

.certificates-breadcrumb {
  display: flex;
  align-items: center;
  gap: .55rem;
  margin-bottom: clamp(2.5rem, 6vw, 5rem);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.certificates-breadcrumb a {
  color: var(--color-accent-strong);
  text-decoration: none;
}

.certificates-breadcrumb a:hover { text-decoration: underline; }

.certificates-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(2rem, 6vw, 5rem);
}

.certificates-hero__copy { max-width: 48rem; }

.certificates-hero__title {
  margin-top: .7rem;
  max-width: 46rem;
  font-size: clamp(2.55rem, 7vw, 5.9rem);
  font-weight: 500;
  line-height: .96;
  letter-spacing: -.035em;
  color: var(--text-main);
  text-wrap: balance;
}

.certificates-hero__intro {
  max-width: 42rem;
  margin-top: clamp(1.25rem, 3vw, 2rem);
  font-size: clamp(.98rem, 1.4vw, 1.12rem);
  line-height: 1.8;
  color: var(--text-secondary);
}

.certificates-hero__note {
  display: inline-flex;
  align-items: center;
  gap: .65rem;
  margin-top: 1.25rem;
  font-size: .78rem;
  font-weight: 600;
  color: var(--color-accent-strong);
}

.certificates-hero__note::before {
  content: "";
  width: 1.65rem;
  height: 1px;
  background: currentColor;
}

.certificates-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0;
  border-top: 1px solid var(--color-border-strong);
  border-bottom: 1px solid var(--color-border-strong);
}

.certificates-stats > div {
  min-width: 0;
  padding: 1.15rem .7rem 1.25rem;
  text-align: center;
}

.certificates-stats > div + div { border-left: 1px solid var(--color-border-strong); }

.certificates-stats dt {
  font-family: var(--font-cormorant), Georgia, serif;
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 500;
  line-height: 1;
  color: var(--color-accent-strong);
}

.certificates-stats dd {
  margin: .4rem 0 0;
  font-size: clamp(.62rem, 1.4vw, .72rem);
  line-height: 1.45;
  letter-spacing: .035em;
  color: var(--color-text-muted);
}

.certificates-section {
  position: relative;
  background: var(--color-bg-clean);
  border-bottom: 1px solid var(--color-border);
}

.certificates-section--featured {
  background: var(--color-bg-main);
}

.certificates-section--community {
  overflow: hidden;
  background: var(--color-surface-sage);
}

.certificates-section--community::before {
  content: "";
  position: absolute;
  left: -9rem;
  bottom: -12rem;
  width: 26rem;
  height: 26rem;
  border-radius: 50%;
  background: color-mix(in srgb, var(--color-accent-soft) 48%, transparent);
  pointer-events: none;
}

.certificates-section__header {
  position: relative;
  z-index: 1;
  max-width: 50rem;
}

.certificates-section__title {
  margin-top: .65rem;
  font-size: clamp(2rem, 5vw, 3.6rem);
  font-weight: 500;
  line-height: 1.04;
  letter-spacing: -.025em;
  color: var(--text-main);
  text-wrap: balance;
}

.certificates-section__intro {
  max-width: 42rem;
  margin-top: 1rem;
  font-size: .94rem;
  line-height: 1.75;
  color: var(--color-text-muted);
}

.certificates-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(1rem, 2.6vw, 1.6rem);
  margin-top: clamp(2rem, 5vw, 3.5rem);
}

.certificate-card {
  appearance: none;
  display: flex;
  min-width: 0;
  min-height: 100%;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
  text-align: left;
  color: inherit;
  background: var(--color-bg-clean);
  border: 1px solid var(--color-border);
  border-radius: .65rem;
  box-shadow: 0 1rem 3.2rem color-mix(in srgb, var(--color-accent-strong) 7%, transparent);
  cursor: zoom-in;
  transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
}

.certificate-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-border-strong);
  box-shadow: 0 1.5rem 4rem color-mix(in srgb, var(--color-accent-strong) 13%, transparent);
}

.certificate-card:focus-visible {
  outline: 2px solid var(--color-accent-strong);
  outline-offset: 4px;
}

.certificate-card__visual {
  position: relative;
  display: grid;
  place-items: center;
  width: 100%;
  min-height: 15rem;
  overflow: hidden;
  padding: clamp(.8rem, 2vw, 1.25rem);
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--color-bg-sage-soft) 74%, white), var(--color-bg-main));
  border-bottom: 1px solid var(--color-border);
}

.certificate-card__visual picture {
  display: grid;
  width: 100%;
  height: 100%;
  place-items: center;
}

.certificate-card__visual img {
  display: block;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  background: white;
  box-shadow: 0 .7rem 2rem rgba(35, 42, 34, .12);
  transition: transform .45s ease;
}

.certificate-card:hover .certificate-card__visual img { transform: scale(1.012); }

.certificate-card__visual--landscape { aspect-ratio: 4 / 3; }
.certificate-card__visual--portrait { aspect-ratio: 4 / 5; }
.certificate-card__visual--membership { aspect-ratio: 16 / 8.6; }
.certificate-card__visual--photo { aspect-ratio: 4 / 5; padding: 0; background: var(--color-accent-strong); }
.certificate-card__visual--photo img { width: 100%; height: 100%; object-fit: cover; box-shadow: none; }

.certificate-card__zoom {
  position: absolute;
  top: .75rem;
  right: .75rem;
  display: grid;
  width: 2.35rem;
  height: 2.35rem;
  place-items: center;
  border-radius: 999px;
  font-size: .9rem;
  color: var(--color-bg-clean);
  background: color-mix(in srgb, var(--color-accent-strong) 90%, transparent);
  box-shadow: 0 .4rem 1.2rem rgba(0, 0, 0, .14);
}

.certificate-card__page-badge {
  position: absolute;
  left: .75rem;
  bottom: .75rem;
  padding: .45rem .65rem;
  border-radius: 999px;
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--color-bg-clean);
  background: color-mix(in srgb, var(--color-accent-strong) 90%, transparent);
  box-shadow: 0 .4rem 1.2rem rgba(0, 0, 0, .12);
}

.certificate-card__content {
  display: flex;
  min-height: 11.5rem;
  flex: 1;
  flex-direction: column;
  padding: clamp(1.1rem, 2.5vw, 1.55rem);
}

.certificate-card__category {
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .11em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.certificate-card__content strong {
  margin-top: .65rem;
  font-family: var(--font-cormorant), Georgia, serif;
  font-size: clamp(1.35rem, 2.6vw, 1.75rem);
  font-weight: 600;
  line-height: 1.12;
  color: var(--text-main);
  text-wrap: balance;
}

.certificate-card__meta {
  margin-top: .7rem;
  font-size: .75rem;
  line-height: 1.6;
  color: var(--color-text-muted);
}

.certificate-card__action {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  margin-top: auto;
  padding-top: 1.1rem;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .055em;
  text-transform: uppercase;
  color: var(--color-accent-strong);
}

.certificate-card__action::after {
  content: "↗";
  font-size: .9rem;
  transition: transform .25s ease;
}

.certificate-card:hover .certificate-card__action::after { transform: translate(2px, -2px); }

.certificates-cta {
  background: var(--color-bg-main);
}

.certificates-cta__card {
  display: grid;
  gap: 1.75rem;
  align-items: center;
  padding: clamp(1.5rem, 5vw, 3.5rem);
  color: var(--color-bg-clean);
  background:
    radial-gradient(circle at 90% 10%, color-mix(in srgb, white 10%, transparent), transparent 35%),
    var(--color-accent-strong);
  border-radius: .75rem;
  box-shadow: 0 1.5rem 4rem color-mix(in srgb, var(--color-accent-strong) 20%, transparent);
}

.certificates-cta__card .eyebrow { color: color-mix(in srgb, white 65%, transparent); }
.certificates-cta__card h2 { margin-top: .55rem; font-size: clamp(2rem, 5vw, 3.35rem); font-weight: 500; line-height: 1; }
.certificates-cta__card p:not(.eyebrow) { max-width: 44rem; margin-top: .85rem; font-size: .9rem; line-height: 1.75; color: color-mix(in srgb, white 78%, transparent); }
.certificates-cta__card .btn-primary { justify-self: start; color: var(--color-accent-strong); background: var(--color-bg-clean); border-color: var(--color-bg-clean); }
.certificates-cta__card .btn-primary:hover { color: var(--color-bg-clean); background: transparent; }

.about-section__credentials-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .6rem;
  justify-self: start;
  min-height: 3rem;
  padding: .75rem 1.15rem;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .07em;
  text-transform: uppercase;
  color: var(--color-accent-strong);
  text-decoration: none;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  transition: color .25s ease, background .25s ease, border-color .25s ease;
}

.about-section__credentials-link::after { content: "↗"; }
.about-section__credentials-link:hover { color: var(--color-bg-clean); background: var(--color-accent-strong); border-color: var(--color-accent-strong); }

/* Full-size viewer */
.certificate-modal[hidden] { display: none !important; }

.certificate-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: max(1rem, env(safe-area-inset-top)) max(1rem, env(safe-area-inset-right)) max(1rem, env(safe-area-inset-bottom)) max(1rem, env(safe-area-inset-left));
}

.certificate-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(18, 23, 18, .86);
  backdrop-filter: blur(12px);
}

.certificate-modal__panel {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  width: min(96vw, 94rem);
  height: min(94dvh, 62rem);
  overflow: hidden;
  background: var(--color-bg-clean);
  border: 1px solid color-mix(in srgb, white 20%, transparent);
  border-radius: .65rem;
  box-shadow: 0 2rem 7rem rgba(0, 0, 0, .4);
}

.certificate-modal__image-wrap {
  display: grid;
  min-height: 0;
  place-items: center;
  padding: clamp(.75rem, 2vw, 1.5rem);
  overflow: auto;
  background: #20251f;
}

.certificate-modal__image-wrap img {
  display: block;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  box-shadow: 0 1rem 3rem rgba(0, 0, 0, .32);
}

.certificate-modal__close {
  position: absolute;
  z-index: 3;
  top: .75rem;
  right: .75rem;
  display: grid;
  width: 2.7rem;
  height: 2.7rem;
  place-items: center;
  padding: 0;
  font-size: 1.75rem;
  line-height: 1;
  color: var(--text-main);
  background: color-mix(in srgb, var(--color-bg-clean) 94%, transparent);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  cursor: pointer;
  box-shadow: 0 .5rem 1.5rem rgba(0, 0, 0, .16);
}

.certificate-modal__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 5rem;
  padding: .9rem clamp(1rem, 2.5vw, 1.75rem);
  background: var(--color-bg-clean);
  border-top: 1px solid var(--color-border);
}

.certificate-modal__copy { min-width: 0; }
.certificate-modal__copy h2 { font-family: var(--font-cormorant), Georgia, serif; font-size: clamp(1.2rem, 2.3vw, 1.65rem); font-weight: 600; line-height: 1.1; color: var(--text-main); }
.certificate-modal__copy p { margin-top: .25rem; font-size: .7rem; line-height: 1.45; color: var(--color-text-muted); }

.certificate-modal__pager {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  gap: .65rem;
}

.certificate-modal__pager[hidden] { display: none; }
.certificate-modal__pager button { display: grid; width: 2.4rem; height: 2.4rem; place-items: center; padding: 0; color: var(--color-accent-strong); background: var(--color-bg-sage-soft); border: 1px solid var(--color-border-strong); border-radius: 999px; cursor: pointer; }
.certificate-modal__pager span { min-width: 5.5rem; font-size: .68rem; text-align: center; color: var(--color-text-muted); }

body.is-modal-open { overflow: hidden; }

@media (min-width: 768px) {
  .certificates-hero__grid { grid-template-columns: minmax(0, 1.45fr) minmax(19rem, .55fr); align-items: end; }
  .certificates-grid--featured { grid-template-columns: minmax(0, 1.55fr) minmax(18rem, .75fr); align-items: stretch; }
  .certificates-grid--education { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .certificates-grid--education .certificate-card:first-child { grid-column: 1 / -1; }
  .certificates-grid--community { grid-template-columns: minmax(0, 1.35fr) minmax(18rem, .65fr); align-items: stretch; }
  .certificates-cta__card { grid-template-columns: minmax(0, 1fr) auto; }
  .about-section__credentials-link { grid-column: 2; }
}

@media (min-width: 1100px) {
  .certificates-grid--education { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .certificates-grid--education .certificate-card:first-child { grid-column: auto; }
  .certificate-card__content { min-height: 12.5rem; }
}

@media (min-width: 1280px) and (max-width: 1450px) {
  .site-header__nav { gap: .75rem; }
  .site-header__link { font-size: .76rem; }
}

@media (max-width: 767px) {
  .certificates-hero__title { font-size: clamp(2.45rem, 12vw, 3.7rem); }
  .certificates-stats dd { min-height: 2.7em; }
  .certificate-card__visual { min-height: 13rem; }
  .certificate-card__visual--portrait { aspect-ratio: 4 / 5.25; }
  .certificate-modal { padding: .5rem; }
  .certificate-modal__panel { width: 100%; height: calc(100dvh - 1rem); border-radius: .45rem; }
  .certificate-modal__footer { align-items: flex-start; flex-direction: column; padding-right: 3.8rem; }
  .certificate-modal__pager { width: 100%; justify-content: space-between; }
}

@media (prefers-reduced-motion: reduce) {
  .certificate-card,
  .certificate-card__visual img,
  .certificate-card__action::after,
  .about-section__credentials-link { transition: none; }
}
@media (min-width: 1024px) {
  .about-section__credentials-link {
    grid-column: 2;
    justify-self: end;
    align-self: center;
  }
}
.certificate-card { font: inherit; }