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h3{color:var(--text-primary);font-size:20px;font-weight:700;margin:0}.close-button{background:#0000;border:none;border-radius:8px;font-size:32px;height:36px;width:36px}.close-button:hover{background:#667eea26;color:var(--text-primary)}.models-grid{grid-gap:16px;display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));max-height:calc(85vh - 100px);overflow-y:auto;padding:24px}.models-grid::-webkit-scrollbar{width:8px}.models-grid::-webkit-scrollbar-track{background:var(--bg-tertiary);border-radius:4px}.models-grid::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}.model-card{background:var(--bg-tertiary);border:2px solid var(--border-color);border-radius:16px;cursor:pointer;overflow:hidden;padding:20px;position:relative;transition:all .3s ease}.model-card:before{background:linear-gradient(90deg,#667eea,#764ba2);content:"";height:4px;left:0;opacity:0;position:absolute;right:0;top:0;transition:opacity .3s 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