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14px;border-radius:8px;color:var(--text-secondary);font-size:14px;font-weight:500;text-decoration:none;transition:all .15s}.nav a:hover,.nav a.active{color:var(--text);background:var(--card)}button{cursor:pointer;border:none;border-radius:var(--radius);padding:8px 18px;font-size:13px;font-weight:600;transition:all .15s;display:inline-flex;align-items:center;gap:6px}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-danger{background:transparent;color:var(--danger);padding:6px 10px}.btn-danger:hover{background:#ef44441a}.btn-ghost{background:var(--card);color:var(--text-secondary);border:1px solid var(--border)}.btn-ghost:hover{background:var(--card-hover);color:var(--text)}input,select,textarea{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:10px 14px;color:var(--text);font-size:14px;outline:none;width:100%;transition:border-color .15s}input:focus,select:focus,textarea:focus{border-color:var(--accent)}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.page-header h2{font-size:22px;font-weight:700;letter-spacing:-.3px}.page-header .subtitle{color:var(--text-muted);font-size:14px;font-weight:400;margin-left:10px}.masonry{columns:5;column-gap:8px}@media(max-width:1200px){.masonry{columns:4}}@media(max-width:900px){.masonry{columns:3}}@media(max-width:600px){.masonry{columns:2}}.wall-card{break-inside:avoid;margin-bottom:8px;border-radius:var(--radius);overflow:hidden;position:relative;cursor:pointer;background:var(--card)}.wall-card img{width:100%;display:block;transition:transform .3s}.wall-card:hover img{transform:scale(1.03)}.wall-card .overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(to top,rgba(0,0,0,.8) 0%,transparent 50%);opacity:0;transition:opacity 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