/* styles.css — cleaned */

:root{
  --bg:#ffffff; --fg:#111111; --muted:#5f6368; --accent:#0b5fff; --card:#f7f7f8; --border:#e6e6e8;
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#0b0d10; --fg:#f3f4f6; --muted:#a1a1aa; --accent:#7aa2ff; --card:#121419; --border:#1f242b;
  }
}

*{box-sizing:border-box}
html,body{padding:0;margin:0}
body{
  font-family: ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,Arial,"Apple Color Emoji","Segoe UI Emoji";
  background:var(--bg); color:var(--fg); line-height:1.6;
}

.container{max-width:950px;margin:0 auto;padding:24px}
.header{display:flex;align-items:center;gap:20px;flex-wrap:wrap;padding:16px 0 8px;border-bottom:1px solid var(--border)}
.avatar{width:84px;height:84px;border-radius:50%;background:var(--card);display:flex;align-items:center;justify-content:center;font-size:36px;border:1px solid var(--border)}
h1{font-size:clamp(28px,3vw,36px);margin:0}
.subtitle{color:var(--muted);margin-top:2px}
.links{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px}
.links a{color:var(--accent);text-decoration:none;border:1px solid var(--border);padding:6px 10px;border-radius:999px;font-size:14px}
.links a:hover{background:var(--card)}

.grid{display:grid;gap:18px;grid-template-columns:1fr;margin-top:24px}
@media (min-width:900px){
  .grid{
    grid-template-columns:1fr 1fr;
    gap:1.25rem;
    grid-auto-flow:dense; /* fill holes created by spans */
  }
  .grid > .row-span-2{ grid-row: span 2; }
  .grid > .col-span-2{ grid-column: 1 / -1; }
  .row-span-2{ min-height: clamp(600px, 70vh, 1100px); } /* only on desktop */
}

section{background:var(--card);padding:18px;border-radius:16px;border:1px solid var(--border)}
section h2{margin-top:0;font-size:20px}

ul{margin:0 0 0 20px}
li{margin:6px 0}

.badge{display:inline-block;background:var(--bg);color:var(--fg);border:1px solid var(--border);padding:4px 8px;border-radius:8px;margin:3px 6px 3px 0;font-size:12px}

.footer{margin:28px 0 10px;color:var(--muted);font-size:14px}
.btn{display:inline-block;padding:10px 14px;border-radius:12px;border:1px solid var(--border);background:var(--bg);text-decoration:none;color:var(--fg);font-weight:600}
.btn:hover{background:var(--card)}





/* Mask R-CNN card */
.thumb-card {
  margin: 8px 0 0;
}

.thumb {
  display: block;
  width: 100%;
  max-width: 520px;            /* keeps it compact inside the card */
  aspect-ratio: 16 / 9;        /* small area */
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg);
  overflow: hidden;
  padding: 0;
  cursor: zoom-in;
}

.thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;          /* zoomed-out view */
  display: block;
}

/* Fullscreen dialog */
.img-dialog {
  padding: 0;
  border: none;
  width: min(96vw, 1400px);
  max-height: 96vh;
  background: #000;
  border-radius: 12px;
}

.img-dialog::backdrop {
  background: rgba(0,0,0,.6);
}

.img-dialog__chrome {
  display: flex;
  justify-content: flex-end;
  position: sticky;
  top: 0;
  background: rgba(0,0,0,.6);
  z-index: 2;
}

.img-dialog .close {
  border: 0;
  background: transparent;
  color: #fff;
  font-size: 28px;
  line-height: 1;
  padding: 10px 14px;
  cursor: pointer;
}

#dialogImg {
  width: 100%;
  height: auto;
  display: block;
  margin: 0;
  object-fit: contain;          /* full image, no cropping */
}