:root{--bg-primary: #0f0f14;--bg-secondary: #1a1a24;--bg-card: #22222e;--bg-hover: #2a2a3a;--text-primary: #e4e4ef;--text-secondary: #9494a8;--accent: #6366f1;--accent-hover: #818cf8;--steam: #1b2838;--psn: #003087;--epic: #2a2a2a;--gog: #a259ff;--xbox: #107c10;--nintendo: #e60012;--success: #22c55e;--warning: #f59e0b;--danger: #ef4444;--radius: 10px;--shadow: 0 2px 12px rgba(0, 0, 0, .3)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--bg-primary);color:var(--text-primary);min-height:100vh}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-hover)}button{cursor:pointer;border:none;font-family:inherit;font-size:inherit}input{font-family:inherit;font-size:inherit}.app-layout{display:flex;min-height:100vh}.sidebar{width:240px;background:var(--bg-secondary);border-right:1px solid rgba(255,255,255,.06);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100}.sidebar-logo{padding:20px 24px;font-size:22px;font-weight:700;color:var(--accent);border-bottom:1px solid rgba(255,255,255,.06);letter-spacing:-.5px}.sidebar-logo span{color:var(--text-primary)}.sidebar-nav{flex:1;padding:12px;display:flex;flex-direction:column;gap:2px}.sidebar-nav a,.sidebar-nav button{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:var(--radius);color:var(--text-secondary);background:transparent;font-size:14px;transition:all .15s;width:100%;text-align:left}.sidebar-nav a:hover,.sidebar-nav button:hover{background:var(--bg-hover);color:var(--text-primary)}.sidebar-nav a.active{background:#6366f11f;color:var(--accent)}.sidebar-section-label{font-size:11px;font-weight:600;text-transform:uppercase;color:var(--text-secondary);padding:16px 14px 6px;letter-spacing:.5px}.nav-icon{width:20px;height:20px;display:flex;align-items:center;justify-content:center;font-size:16px}.sidebar-user{padding:16px;border-top:1px solid rgba(255,255,255,.06);display:flex;align-items:center;justify-content:space-between;font-size:14px}.main-content{flex:1;margin-left:240px;padding:32px;min-height:100vh}.page-header{margin-bottom:28px}.page-header h1{font-size:28px;font-weight:700;letter-spacing:-.5px}.page-header p{color:var(--text-secondary);margin-top:4px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:28px}.stat-card{background:var(--bg-card);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}.stat-card .stat-value{font-size:28px;font-weight:700}.stat-card .stat-label{color:var(--text-secondary);font-size:13px;margin-top:4px}.games-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px}.game-card{background:var(--bg-card);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s;cursor:pointer}.game-card:hover{transform:translateY(-3px);box-shadow:0 8px 24px #0006}.game-card-image{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--bg-hover);display:block}.game-card-image-placeholder{width:100%;aspect-ratio:16/9;background:var(--bg-hover);display:flex;align-items:center;justify-content:center;font-size:32px;color:var(--text-secondary)}.game-card-body{padding:14px}.game-card-title{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.game-card-meta{display:flex;align-items:center;justify-content:space-between;margin-top:8px;font-size:12px;color:var(--text-secondary)}.platform-badge{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:4px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.3px}.platform-badge.steam{background:var(--steam);color:#c7d5e0}.platform-badge.psn{background:var(--psn);color:#fff}.platform-badge.epic{background:var(--epic);color:#fff}.platform-badge.gog{background:var(--gog);color:#fff}.platform-badge.xbox{background:var(--xbox);color:#fff}.platform-badge.nintendo{background:var(--nintendo);color:#fff}.achievement-bar{margin-top:8px}.achievement-bar-track{height:4px;background:#ffffff14;border-radius:2px;overflow:hidden}.achievement-bar-fill{height:100%;background:var(--accent);border-radius:2px;transition:width .3s}.achievement-bar-text{font-size:11px;color:var(--text-secondary);margin-top:3px}.tabs{display:flex;gap:4px;margin-bottom:24px;border-bottom:1px solid rgba(255,255,255,.06)}.tab{padding:10px 18px;color:var(--text-secondary);background:transparent;border-bottom:2px solid transparent;font-size:14px;font-weight:500;transition:all .15s}.tab:hover{color:var(--text-primary)}.tab.active{color:var(--accent);border-bottom-color:var(--accent)}.search-bar{display:flex;align-items:center;gap:10px;margin-bottom:20px}.search-input{flex:1;padding:10px 16px;background:var(--bg-card);border:1px solid rgba(255,255,255,.08);border-radius:var(--radius);color:var(--text-primary);font-size:14px}.search-input::placeholder{color:var(--text-secondary)}.search-input:focus{outline:none;border-color:var(--accent)}.auth-page{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px}.auth-card{background:var(--bg-secondary);border-radius:16px;padding:40px;width:100%;max-width:420px;box-shadow:var(--shadow)}.auth-card h1{font-size:28px;margin-bottom:8px;text-align:center}.auth-card p{color:var(--text-secondary);text-align:center;margin-bottom:24px}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:13px;font-weight:500;margin-bottom:6px;color:var(--text-secondary)}.form-group input,.form-group select{width:100%;padding:10px 14px;background:var(--bg-card);border:1px solid rgba(255,255,255,.08);border-radius:var(--radius);color:var(--text-primary);font-size:14px}.form-group input:focus,.form-group select:focus{outline:none;border-color:var(--accent)}.btn{padding:10px 20px;border-radius:var(--radius);font-weight:600;font-size:14px;transition:all .15s}.btn-primary{background:var(--accent);color:#fff;width:100%;padding:12px}.btn-primary:hover{background:var(--accent-hover)}.btn-secondary{background:var(--bg-card);color:var(--text-primary)}.btn-secondary:hover{background:var(--bg-hover)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#dc2626}.btn-sm{padding:6px 14px;font-size:13px}.error-text{color:var(--danger);font-size:13px;margin-top:8px}.auth-footer{text-align:center;margin-top:20px;font-size:14px;color:var(--text-secondary)}.accounts-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}.account-card{background:var(--bg-card);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}.account-card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.account-card-platform{font-size:18px;font-weight:700;text-transform:capitalize}.account-card-status{padding:4px 10px;border-radius:12px;font-size:12px;font-weight:600}.account-card-status.connected{background:#22c55e26;color:var(--success)}.account-card-status.disconnected{background:#9494a826;color:var(--text-secondary)}.account-card-actions{display:flex;gap:8px;margin-top:12px}.game-detail{max-width:900px}.game-detail-header{display:flex;gap:24px;margin-bottom:32px}.game-detail-cover{width:300px;border-radius:var(--radius);box-shadow:var(--shadow)}.game-detail-info h1{font-size:28px;margin-bottom:8px}.game-detail-info .meta-row{display:flex;gap:16px;color:var(--text-secondary);font-size:14px;margin-top:8px}.achievements-list{display:grid;gap:8px}.achievement-item{display:flex;align-items:center;gap:14px;padding:14px;background:var(--bg-card);border-radius:var(--radius);box-shadow:var(--shadow)}.achievement-item.locked{opacity:.5}.achievement-icon{width:48px;height:48px;border-radius:8px;object-fit:cover;background:var(--bg-hover)}.achievement-icon-placeholder{width:48px;height:48px;border-radius:8px;background:var(--bg-hover);display:flex;align-items:center;justify-content:center;font-size:20px}.achievement-info{flex:1}.achievement-name{font-weight:600;font-size:14px}.achievement-desc{color:var(--text-secondary);font-size:13px;margin-top:2px}.achievement-status{font-size:12px;font-weight:600}.achievement-status.unlocked{color:var(--success)}.achievement-status.remaining{color:var(--text-secondary)}.loading{display:flex;align-items:center;justify-content:center;padding:60px;color:var(--text-secondary)}.empty-state{text-align:center;padding:60px 20px;color:var(--text-secondary)}.empty-state h2{color:var(--text-primary);margin-bottom:8px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:200;padding:20px}.modal{background:var(--bg-secondary);border-radius:16px;padding:32px;width:100%;max-width:480px;box-shadow:0 16px 48px #00000080}.modal h2{margin-bottom:20px}.modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:24px}@media (max-width: 768px){.sidebar{display:none}.main-content{margin-left:0}.game-detail-header{flex-direction:column}.game-detail-cover{width:100%}}