:root{--bg:#0d1117;--bg2:#161b22;--bg3:#1c2128;--text:#e6edf3;--text2:#8b949e;
  --accent:#27ae60;--border:rgba(255,255,255,.1);--radius:10px}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text);min-height:100vh}
a{color:inherit;text-decoration:none}
.c-hdr{padding:12px 20px;display:flex;align-items:center;gap:8px;border-bottom:1px solid var(--border);
  position:sticky;top:0;background:rgba(13,17,23,.92);backdrop-filter:blur(8px);z-index:10}
.c-logo{font-weight:800;font-size:17px;color:var(--accent)}
.c-sep{color:var(--text2);font-size:13px}
.c-back{color:var(--text2);font-size:13px}
.c-back:hover{color:var(--text)}
.c-cur{font-size:13px;font-weight:600}
.c-main{max-width:1100px;margin:0 auto;padding:28px 16px 60px}
.c-hero{margin-bottom:32px}
.c-h1{font-size:28px;font-weight:800;margin-bottom:8px}
@media(max-width:640px){.c-h1{font-size:22px}}
.c-sub{font-size:14px;color:var(--text2)}
.c-link{color:var(--accent);font-weight:600}
.c-cat{font-size:16px;font-weight:700;color:var(--text2);margin:28px 0 12px;
  text-transform:uppercase;letter-spacing:.5px;font-size:12px}
.c-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;margin-bottom:8px}
@media(max-width:640px){.c-grid{grid-template-columns:repeat(2,1fr);gap:10px}}
.c-item{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);
  overflow:hidden;transition:border-color .2s}
.c-item:hover{border-color:rgba(39,174,96,.4)}
.ci-img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block}
.ci-no-img{width:100%;aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;
  font-size:2rem;background:var(--bg3)}
.ci-body{padding:10px 12px}
.ci-name{font-size:14px;font-weight:600;margin-bottom:4px}
.ci-desc{font-size:12px;color:var(--text2);line-height:1.4;margin-bottom:6px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.ci-price{font-size:14px;font-weight:700;color:var(--accent)}
.c-empty{color:var(--text2);text-align:center;padding:48px 0;font-size:15px}
.c-updated{margin-top:40px;font-size:12px;color:var(--text2);text-align:center}
.c-footer{text-align:center;padding:20px;font-size:13px;color:var(--text2);border-top:1px solid var(--border)}
.c-footer a{color:var(--accent)}
/* index page */
.c-index-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}
.ci-card{display:block;background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);
  padding:20px;transition:border-color .2s,transform .15s}
.ci-card:hover{border-color:var(--accent);transform:translateY(-2px)}
.ci-card-name{font-size:16px;font-weight:700;margin-bottom:6px}
.ci-card-cnt{font-size:13px;color:var(--accent);margin-bottom:4px}
.ci-card-link{font-size:12px;color:var(--text2)}