:root{--bg:#0f1115;--surface:#181c24;--surface2:#202634;--text:#e8eaef;--muted:#9aa3b2;--accent:#ffb547;--radius:14px}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:Vazirmatn,"IRANSans",Tahoma,sans-serif;background:var(--bg);color:var(--text);line-height:1.9}
.site-header{text-align:center;padding:3.5rem 1rem 2rem}
.site-header h1{font-size:2.4rem;letter-spacing:.5px}
.subtitle{color:var(--accent);font-size:1.1rem;margin-top:.4rem}
.filters{display:flex;flex-wrap:wrap;gap:.5rem;justify-content:center;padding:1rem 1rem 2rem}
.filters button{font-family:inherit;font-size:.95rem;background:var(--surface);color:var(--text);border:1px solid var(--surface2);border-radius:999px;padding:.45rem 1.1rem;cursor:pointer;transition:background .2s,border-color .2s}
.filters button:hover{background:var(--surface2)}
.filters button[aria-pressed="true"]{background:var(--accent);color:#1a1300;border-color:var(--accent);font-weight:700}
.filters .count{opacity:.75;font-size:.85em;margin-inline-start:.3rem}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1.2rem;padding:0 1.25rem 3rem;max-width:1280px;margin:auto}
.card{background:var(--surface);border:1px solid var(--surface2);border-radius:var(--radius);overflow:hidden;cursor:pointer;transition:transform .2s,box-shadow .2s;padding:0;text-align:start;font-family:inherit;color:inherit;display:block;width:100%}
.card:hover,.card:focus-visible{transform:translateY(-4px);box-shadow:0 10px 30px rgba(0,0,0,.45)}
.card img{width:100%;aspect-ratio:16/10;object-fit:cover;display:block;background:var(--surface2)}
.card-body{padding:.8rem 1rem 1rem}
.card-title{font-size:1rem;font-weight:700}
.card-cat{display:inline-block;margin-top:.35rem;font-size:.78rem;color:var(--accent);background:rgba(255,181,71,.12);border-radius:999px;padding:.1rem .6rem}
.lightbox{position:fixed;inset:0;background:rgba(8,10,14,.92);display:flex;align-items:center;justify-content:center;z-index:50;padding:1rem}
.lightbox[hidden]{display:none}
.lightbox figure{max-width:90vw;max-height:85vh;display:flex;flex-direction:column;align-items:center;gap:.8rem}
.lightbox img{max-width:90vw;max-height:75vh;object-fit:contain;border-radius:8px}
.lightbox figcaption{color:var(--text);text-align:center}
.lb-close,.lb-prev,.lb-next{position:absolute;background:var(--surface);color:var(--text);border:1px solid var(--surface2);border-radius:50%;width:46px;height:46px;font-size:1.5rem;cursor:pointer;line-height:1}
.lb-close{top:1rem;left:1rem}
.lb-prev{right:1rem;top:50%;transform:translateY(-50%)}
.lb-next{left:1rem;top:50%;transform:translateY(-50%)}
.lb-close:hover,.lb-prev:hover,.lb-next:hover{background:var(--surface2)}
.site-footer{text-align:center;color:var(--muted);padding:2rem 1rem;font-size:.9rem;border-top:1px solid var(--surface2)}
@media (max-width:600px){.grid{grid-template-columns:1fr}.site-header h1{font-size:1.8rem}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}.card:hover,.card:focus-visible{transform:none}}