:root {
  --paper: #f6f5ef;
  --sage-50: #eef1e8;
  --line: #cfd7c2;
  --olive: #586643;
  --ink: #273024;
  --muted: #51604a;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Manrope", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 10% 8%, rgba(157, 173, 135, 0.18), transparent 34%),
    linear-gradient(180deg, var(--paper), #f2f1ea);
  line-height: 1.6;
}

.leaf-field {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.wrap {
  position: relative;
  z-index: 1;
  width: min(980px, calc(100% - 2rem));
  margin: 1.25rem auto 2.5rem;
}

.top {
  display: flex;
  justify-content: space-between;
  gap: 0.8rem;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 0.8rem 1rem;
  background: rgba(246, 245, 239, 0.92);
}

.top a {
  text-decoration: none;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.45rem 0.75rem;
  background: #fff;
}

.top a:hover,
.top a:focus-visible {
  background: #eef2e6;
}

.top .title {
  margin: 0;
  color: var(--olive);
  font-weight: 700;
}

.blog-shell {
  margin-top: 1rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.62);
}

.blog-shell h1 {
  margin: 0;
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15;
}

.blog-shell .lead {
  margin-top: 0.65rem;
  color: var(--muted);
  max-width: 64ch;
}

.posts {
  margin-top: 1rem;
  display: grid;
  gap: 0.9rem;
}

.post-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fbfcf8;
  padding: 0.85rem 0.9rem;
}

.post-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.post-title {
  margin: 0;
  font-family: "Cormorant Garamond", serif;
  font-size: 1.55rem;
  line-height: 1.2;
}

.post-date {
  margin: 0;
  color: var(--olive);
  font-size: 0.9rem;
  font-weight: 600;
}

.post-body {
  margin: 0.5rem 0 0;
  color: var(--muted);
}

.post-list {
  margin: 0.55rem 0 0;
  padding-left: 1.1rem;
  color: var(--muted);
}

.post-list li + li {
  margin-top: 0.2rem;
}

.post-media {
  margin-top: 0.75rem;
  border: 1px dashed #9aaa97;
  border-radius: 10px;
  min-height: 0;
  background: #f5f7f1;
  display: grid;
  place-items: center;
  text-align: center;
  color: #5f6c57;
  padding: 0.6rem;
}

.post-media img {
  width: min(300px, 100%);
  height: auto;
  display: block;
  border-radius: 8px;
  cursor: zoom-in;
}

.post-media-grid {
  margin-top: 0.75rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.55rem;
}

.post-media-grid img {
  width: min(240px, 100%);
  height: auto;
  object-fit: contain;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #f5f7f1;
  justify-self: center;
  cursor: zoom-in;
}

.research-design-media-grid {
  grid-template-columns: minmax(180px, 260px) minmax(320px, 680px);
  align-items: start;
  justify-content: center;
}

.research-design-media-grid .research-design-portrait {
  width: min(260px, 100%);
  max-height: 390px;
}

.research-design-media-grid .research-design-poster {
  width: min(680px, 100%);
  max-height: 300px;
}

.icorps-media-grid {
  grid-template-columns: minmax(320px, 2fr) minmax(160px, 0.75fr);
  align-items: center;
}

.icorps-media-grid img:first-child {
  width: min(620px, 100%);
}

.icorps-media-grid img:nth-child(2) {
  width: min(220px, 100%);
}

.post-wide-media {
  margin-top: 0.55rem;
  display: grid;
  place-items: center;
}

.post-wide-media img {
  width: min(640px, 100%);
  height: auto;
  display: block;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f5f7f1;
  cursor: zoom-in;
  overflow: hidden;
}

.image-viewer {
  position: fixed;
  inset: 0;
  z-index: 10;
  display: none;
  place-items: center;
  padding: 1rem;
  background: rgba(21, 29, 20, 0.82);
}

.image-viewer.is-open {
  display: grid;
}

.image-viewer img {
  max-width: min(100%, 1100px);
  max-height: 86vh;
  border-radius: 10px;
  background: #f5f7f1;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.32);
}

.image-viewer button {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 2.4rem;
  height: 2.4rem;
  border: 1px solid rgba(255, 255, 255, 0.48);
  border-radius: 999px;
  background: rgba(246, 245, 239, 0.92);
  color: var(--ink);
  font: inherit;
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
}

.image-viewer button:hover,
.image-viewer button:focus-visible {
  background: #fff;
}

.blog-note {
  margin-top: 1rem;
  border: 1px dashed #9aaa97;
  border-radius: 10px;
  background: #f6f8f2;
  padding: 0.8rem;
  color: #5f6c57;
}

@media (max-width: 760px) {
  .wrap {
    width: calc(100% - 1.2rem);
  }

  .post-media-grid {
    grid-template-columns: 1fr;
  }

  .post-media-grid img {
    height: auto;
  }
}