* { box-sizing: border-box; }
body { margin:0; font-family:-apple-system,"Apple SD Gothic Neo","Segoe UI",system-ui,sans-serif;
       background:#0f1115; color:#e6e6e6; }
a { color:inherit; text-decoration:none; }

.top { position:sticky; top:0; z-index:10; background:#16191f; border-bottom:1px solid #262a33;
       padding:10px 14px; display:flex; gap:10px; align-items:center; flex-wrap:wrap; }
.brand { font-weight:700; font-size:15px; }
.filters { display:flex; gap:6px; flex-wrap:wrap; flex:1; min-width:200px; }
.filters select, .filters input { padding:7px 10px; border-radius:8px; border:1px solid #2c313c;
       background:#0f1115; color:#e6e6e6; font-size:13px; }
.filters input[name=q] { flex:1; min-width:140px; }
.filters button, .top button, .navlink { padding:7px 12px; border-radius:8px; border:1px solid #2c313c;
       background:#1e2330; color:#e6e6e6; cursor:pointer; font-size:13px; }
.navlink { display:inline-flex; align-items:center; }

.grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(240px,1fr)); gap:14px; padding:14px; }
.card { background:#16191f; border:1px solid #262a33; border-radius:12px; overflow:hidden; display:flex; flex-direction:column; }
.thumb { width:100%; aspect-ratio:1/1; object-fit:cover; display:block; background:#0f1115; }
.body { padding:10px 12px; display:flex; flex-direction:column; gap:6px; }
.ttl { font-weight:600; font-size:13px; line-height:1.3; }
.ttl a:hover { text-decoration:underline; }
.prompt { font-size:12px; color:#aeb6c4; line-height:1.45; white-space:pre-wrap;
          display:-webkit-box; -webkit-line-clamp:3; -webkit-box-orient:vertical; overflow:hidden; }
.meta { font-size:11px; color:#7a8392; display:flex; gap:6px; align-items:center; flex-wrap:wrap; }
.badge { background:#222732; padding:2px 7px; border-radius:6px; }
.src-youmind { background:#1e3a5f; color:#9dc3ff; }
.src-carat { background:#3a2a1e; color:#ffb98a; }

.fav { margin-left:auto; background:transparent; border:none; color:#555; font-size:16px; cursor:pointer; }
.fav.on { color:#ffd24a; }

.pager { display:flex; gap:14px; justify-content:center; align-items:center; padding:16px; }
.pager a { padding:6px 12px; border:1px solid #2c313c; border-radius:8px; background:#1e2330; }
.info { text-align:center; color:#7a8392; padding:10px; font-size:12px; }
.empty { text-align:center; color:#7a8392; padding:40px; }

.detail { max-width:900px; margin:0 auto; padding:20px; }
.detail h2 { margin:0 0 10px; }
.detail .images { display:grid; grid-template-columns:repeat(auto-fill,minmax(220px,1fr)); gap:10px; margin:14px 0; }
.detail .images img { width:100%; border-radius:8px; cursor:zoom-in; }

#lightbox { position:fixed; inset:0; background:rgba(0,0,0,.92); display:flex;
            align-items:center; justify-content:center; z-index:50; }
#lightbox[hidden] { display:none; }
#lightbox img { max-width:92vw; max-height:92vh; object-fit:contain; }
#lightbox .nav { position:absolute; color:#fff; font-size:26px; cursor:pointer; user-select:none;
            padding:8px 12px; top:8px; right:14px; }
.prompt-full pre { background:#0a0c10; border:1px solid #262a33; border-radius:8px; padding:12px;
       white-space:pre-wrap; word-break:break-word; font-size:13px; line-height:1.5; }

.login-page { display:flex; align-items:center; justify-content:center; min-height:100vh; }
.login-form { background:#16191f; border:1px solid #262a33; border-radius:12px; padding:28px;
       display:flex; flex-direction:column; gap:12px; width:320px; }
.login-form h1 { margin:0 0 6px; font-size:18px; text-align:center; }
.login-form input { padding:10px 12px; border-radius:8px; border:1px solid #2c313c;
       background:#0f1115; color:#e6e6e6; font-size:14px; }
.login-form button { padding:10px; border-radius:8px; border:none; background:#3b6fd0; color:#fff; font-size:14px; cursor:pointer; }
.err { color:#ff8a8a; font-size:13px; text-align:center; margin:0; }