.aict-up-backdrop{position:fixed;inset:0;background:rgba(0,0,0,0.55);backdrop-filter:blur(4px);z-index:99998;animation:aict-fade-in .25s ease}
            .aict-up-card{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:#fff;border-radius:20px;padding:44px 36px;max-width:440px;width:92%;z-index:99999;box-shadow:0 30px 60px rgba(0,0,0,0.25);text-align:center;animation:aict-slide-up .3s ease}
            .aict-up-icon{font-size:2.5rem;margin-bottom:.5rem}
            .aict-up-close{position:absolute;top:10px;right:12px;background:none;border:none;width:36px;height:36px;display:flex;align-items:center;justify-content:center;font-size:22px;cursor:pointer;color:#64748b;line-height:1;border-radius:50%;z-index:2;padding:0;}
            .aict-up-close:hover{color:#475569;background:rgba(0,0,0,0.06);}
            .aict-up-card h3{margin:0 0 10px;font-size:1.5rem;font-weight:800;color:#1e293b;line-height:1.2}
            .aict-up-card>p{margin:0 0 16px;font-size:.9375rem;color:#475569;line-height:1.5}
            .aict-up-features{display:flex;gap:.75rem;justify-content:center;flex-wrap:wrap;margin-bottom:24px}
            .aict-up-features span{background:#f0f4ff;color:#4f46e5;padding:.25rem .75rem;border-radius:20px;font-size:.8125rem;font-weight:600}
            .aict-up-cta{display:block;padding:14px 24px;background:#4f46e5;color:#fff;border-radius:10px;font-size:1rem;font-weight:700;text-decoration:none;margin-bottom:12px;transition:background var(--aict-transition-fast)}
            .aict-up-cta:hover{background:#4338ca;color:#fff}
            .aict-up-pro{display:block;font-size:.875rem;color:#4f46e5;text-decoration:none;margin-bottom:16px;padding:8px 20px;border:1px solid #c7d2fe;border-radius:8px;transition:var(--aict-transition-fast);}
            .aict-up-pro:hover{background:#f0f4ff;color:#4338ca;border-color:#a5b4fc;}
            .aict-up-dismiss{background:none;border:none;color:#64748b;font-size:.8125rem;cursor:pointer;text-decoration:underline;min-width:44px;min-height:44px;display:inline-flex;align-items:center;justify-content:center;padding:8px 12px}
            .aict-up-dismiss:hover{color:#64748b}
            @keyframes aict-fade-in{from{opacity:0}to{opacity:1}}
            @keyframes aict-slide-up{from{transform:translate(-50%,-60%);opacity:0}to{transform:translate(-50%,-50%);opacity:1}}
            @media(max-width:600px){
                .aict-up-card{top:auto;bottom:0;left:0;right:0;transform:none;max-width:100%;width:100%;border-radius:20px 20px 0 0;padding:32px 24px 40px;animation:aict-slide-up-mobile .3s ease}
                @keyframes aict-slide-up-mobile{from{transform:translateY(100%)}to{transform:translateY(0)}}
            }
            [data-theme="dark"] .aict-up-card{background:#1e293b;box-shadow:0 30px 60px rgba(0,0,0,0.6)}
            [data-theme="dark"] .aict-up-card h3{color:#f1f5f9}
            [data-theme="dark"] .aict-up-card>p{color:#94a3b8}
            [data-theme="dark"] .aict-up-features span{background:#1e1b4b;color:#818cf8}
            [data-theme="dark"] .aict-up-dismiss{color:#64748b}
            [data-theme="dark"] .aict-up-close:hover{background:rgba(255,255,255,0.08);}
            [data-theme="dark"] .aict-up-pro{color:#818cf8;border-color:#3730a3;}
            [data-theme="dark"] .aict-up-pro:hover{background:#1e1b4b;color:#a5b4fc;border-color:#5c5fe6;}